
<!--────────────────────────────────────────────────────────────
  ■ SYSTEM NOTICE — INTERFACE LAYER ATTRIBUTES
───────────────────────────────────────────────────────────────

  ==============================================================  
    No data processing, computation, or server-side logic is
    executed at this level.
  ==============================================================  

  Architectural Flow: I → P → N → C → TSP → Output

  Hello curious developer,

  You have reached an auxiliary layer of the Raksha Wave interface.
  This fragment is a reflection of a broader architecture, existing
  not as operational code but as part of a synchronized system.

  Certain internal components are abstracted intentionally:
    → off-chain evaluation steps
    → deferred-resolution mappings
    → non-client-facing orchestration routines

  Access to this layer triggers an alignment with the system's
  coherence map, a reference event connected to a timestamped record.

  ┌───────────────────────────────────────────────────────────┐
  │  Context Alignment Record      →  CA-07                    │
  │  Reference Stamp               →  RS-20251212-173928       │
  │  Internal Annotation Tag       →  TSP/SCL-07               │
  └───────────────────────────────────────────────────────────┘

  This layer maintains coherence with deeper architecture where:
    • descriptive maps
    • deferred evaluators
    • encoded behavioral grids
  are managed dynamically.

  ⇒ Proceed when ready.
───────────────────────────────────────────────────────────────-->

<!--───────────────────────────────────────────────────────────
  ■ LEGAL & INFRASTRUCTURE DECLARATION
───────────────────────────────────────────────────────────────

  © 2025 Vladimir Raksha / Raksha World Ltd. All rights reserved.

  Raksha Wave and TSP (Temporal Syntax Prompting) are proprietary.
  Replication or modification of internal structures without
  authorization is prohibited.

  (This statement supports documentation integrity and does not
   impose restrictions beyond standard copyright.)

  Infrastructure Governance:
    → All client-facing components operate under UK jurisdiction.
    → No client data, telemetry, or workflows interact with
      experimental R&D environments outside the UK, EU, or US.

  Research Sandboxes (Isolated):
    → Additional regions (RF, CN) serve only for internal
      prototyping and low-level algorithmic testing.
    → These sandboxes are fully detached from production systems
      and do not process any user activity.

  Dual-contour architecture:
    → reinforces transparency
    → protects intellectual property
    → maintains compliance with international standards

  Operating Entity:
    Raksha Wave is operated by Raksha World Ltd (UK).

    Company Registration Number:
      • 15133375

    Registered SIC Codes:
      ▣ 59111 - Motion picture production activities
      ▣ 62020 - Information technology consultancy activities
      ▣ 71121 - Engineering design activities for industrial process and production
      ▣ 90020 - Support activities to performing arts
───────────────────────────────────────────────────────────────-->


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</style>
<style id='glossogen3-style-inline-css' type='text/css'>
.rw-gg3-wrap{max-width:1100px;margin:0 auto;padding:18px}
.rw-gg3-wrap *{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;letter-spacing:.025em}
.rw-gg3-card{background:#0b0b0b;border:1px solid #222;border-radius:16px;padding:16px;color:#cfcfcf;box-shadow:0 14px 40px rgba(0,0,0,.35)}
.rw-gg3-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.rw-gg3-title{color:#fff;font-weight:900;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
.rw-gg3-sub{margin-top:6px;color:#999;font-size:12px;line-height:1.5;max-width:700px}
.rw-gg3-btn{background:#111;border:1px solid #333;color:#fff;padding:8px 12px;border-radius:10px;cursor:pointer;font-weight:800;letter-spacing:.10em;text-transform:uppercase}
.rw-gg3-btn:active{transform:translateY(1px)}
.rw-gg3-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:12px}
.rw-gg3-pill{display:inline-flex;gap:8px;align-items:center;padding:8px 10px;border-radius:999px;border:1px solid #222;background:#070707;color:#999;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg3-dot{width:8px;height:8px;border-radius:50%;background:#e33;display:inline-block;opacity:.9}
.rw-gg3-select{border:1px solid #222;background:#070707;color:#fff;border-radius:10px;padding:6px 8px;outline:none;letter-spacing:.10em;text-transform:uppercase}
.rw-gg3-range{width:150px;accent-color:#e33}
.rw-gg3-input{width:100%;margin-top:12px;padding:14px;border-radius:12px;border:1px solid #333;background:#050505;color:#fff;font-size:16px;outline:none}
.rw-gg3-input:focus{border-color:#444}
.rw-gg3-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.rw-gg3-kv{border:1px solid #222;background:#070707;border-radius:12px;padding:8px 10px;color:#999;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg3-kv b{color:#fff;font-weight:900}
.rw-gg3-echo{margin-top:10px;border:1px solid #222;background:linear-gradient(180deg,#070707,#050505);border-radius:14px;padding:12px}
.rw-gg3-echo-title{margin:0 0 8px 0;color:#999;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.rw-gg3-echo-line{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;color:#cfcfcf;font-size:13px;line-height:1.6;word-break:break-word;opacity:.95;min-height:44px}
.rw-gg3-grid{margin-top:12px;border:1px solid #222;background:#050505;border-radius:16px;overflow:hidden}
.rw-gg3-grid-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;background:#070707;border-bottom:1px solid #222}
.rw-gg3-grid-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg3-grid-body{padding:12px}
.rw-gg3-tracks{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:980px){.rw-gg3-tracks{grid-template-columns:1fr 1fr}}
.rw-gg3-track{border:1px solid #222;background:#070707;border-radius:14px;padding:12px}
.rw-gg3-track-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 10px 0}
.rw-gg3-track-title span{color:#fff;font-weight:900;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg3-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.rw-gg3-lbl{display:flex;flex-direction:column;gap:6px;color:#999;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg3-lbl .rw-gg3-select{width:100%}
.rw-gg3-lbl .rw-gg3-range{width:100%}
.rw-gg3-toggle{display:inline-flex;align-items:center;gap:8px;color:#999;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg3-toggle input{accent-color:#e33}
/*# sourceURL=glossogen3-style-inline-css */
</style>
<style id='glossogen4-style-inline-css' type='text/css'>
.rw-gg4-wrap{max-width:1180px;margin:0 auto;padding:18px}
.rw-gg4-wrap *{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;letter-spacing:.025em}
.rw-gg4-card{background:#0b0b0b;border:1px solid #222;border-radius:16px;padding:16px;color:#cfcfcf;box-shadow:0 14px 40px rgba(0,0,0,.35)}
.rw-gg4-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.rw-gg4-title{color:#fff;font-weight:900;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
.rw-gg4-sub{margin-top:6px;color:#999;font-size:12px;line-height:1.5;max-width:760px}
.rw-gg4-btn{background:#111;border:1px solid #333;color:#fff;padding:8px 12px;border-radius:10px;cursor:pointer;font-weight:800;letter-spacing:.10em;text-transform:uppercase}
.rw-gg4-btn:active{transform:translateY(1px)}
.rw-gg4-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:12px}
.rw-gg4-pill{display:inline-flex;gap:8px;align-items:center;padding:8px 10px;border-radius:999px;border:1px solid #222;background:#070707;color:#999;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg4-dot{width:8px;height:8px;border-radius:50%;background:#e33;display:inline-block;opacity:.9}
.rw-gg4-select{border:1px solid #222;background:#070707;color:#fff;border-radius:10px;padding:6px 8px;outline:none;letter-spacing:.10em;text-transform:uppercase}
.rw-gg4-range{width:160px;accent-color:#e33}
.rw-gg4-input{width:100%;margin-top:12px;padding:14px;border-radius:12px;border:1px solid #333;background:#050505;color:#fff;font-size:16px;outline:none}
.rw-gg4-input:focus{border-color:#444}
.rw-gg4-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.rw-gg4-kv{border:1px solid #222;background:#070707;border-radius:12px;padding:8px 10px;color:#999;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg4-kv b{color:#fff;font-weight:900}
.rw-gg4-echo{margin-top:10px;border:1px solid #222;background:linear-gradient(180deg,#070707,#050505);border-radius:14px;padding:12px}
.rw-gg4-echo-title{margin:0 0 8px 0;color:#999;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.rw-gg4-echo-line{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;color:#cfcfcf;font-size:13px;line-height:1.6;word-break:break-word;opacity:.95;min-height:44px}
.rw-gg4-grid{margin-top:12px;border:1px solid #222;background:#050505;border-radius:16px;overflow:hidden}
.rw-gg4-grid-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;background:#070707;border-bottom:1px solid #222}
.rw-gg4-grid-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg4-grid-body{padding:12px}
.rw-gg4-tracks{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:980px){.rw-gg4-tracks{grid-template-columns:1fr 1fr}}
.rw-gg4-track{border:1px solid #222;background:#070707;border-radius:14px;padding:12px}
.rw-gg4-track-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 10px 0}
.rw-gg4-track-title span{color:#fff;font-weight:900;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg4-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.rw-gg4-lbl{display:flex;flex-direction:column;gap:6px;color:#999;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg4-lbl .rw-gg4-select{width:100%}
.rw-gg4-lbl .rw-gg4-range{width:100%}
.rw-gg4-toggle{display:inline-flex;align-items:center;gap:8px;color:#999;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg4-toggle input{accent-color:#e33}
.rw-gg4-solo{margin-top:12px;border:1px solid #222;background:#070707;border-radius:16px;padding:12px}
.rw-gg4-solo-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.rw-gg4-solo-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg4-textarea{width:100%;margin-top:10px;min-height:84px;resize:vertical;padding:12px;border-radius:12px;border:1px solid #333;background:#050505;color:#fff;font-size:14px;outline:none}
/*# sourceURL=glossogen4-style-inline-css */
</style>
<style id='glossogen5-style-inline-css' type='text/css'>
.rw-gg5-wrap{max-width:1180px;margin:0 auto;padding:18px}
.rw-gg5-wrap *{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;letter-spacing:.025em}
.rw-gg5-card{background:#0b0b0b;border:1px solid #222;border-radius:16px;padding:16px;color:#cfcfcf;box-shadow:0 14px 40px rgba(0,0,0,.35)}
.rw-gg5-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.rw-gg5-title{color:#fff;font-weight:900;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
.rw-gg5-sub{margin-top:6px;color:#999;font-size:12px;line-height:1.5;max-width:820px}
.rw-gg5-btn{background:#111;border:1px solid #333;color:#fff;padding:8px 12px;border-radius:10px;cursor:pointer;font-weight:800;letter-spacing:.10em;text-transform:uppercase}
.rw-gg5-btn:active{transform:translateY(1px)}
.rw-gg5-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:12px}
.rw-gg5-pill{display:inline-flex;gap:8px;align-items:center;padding:8px 10px;border-radius:999px;border:1px solid #222;background:#070707;color:#fff;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg5-pill small{color:#bdbdbd;font-size:11px;letter-spacing:.10em}
.rw-gg5-dot{width:8px;height:8px;border-radius:50%;background:#e33;display:inline-block;opacity:.9}
.rw-gg5-select{border:1px solid #222;background:#070707;color:#fff;border-radius:10px;padding:6px 8px;outline:none;letter-spacing:.10em;text-transform:uppercase}
.rw-gg5-range{width:160px}
.rw-gg5-input{width:100%;margin-top:12px;padding:14px;border-radius:12px;border:1px solid #333;background:#050505;color:#fff;font-size:16px;outline:none}
.rw-gg5-input::placeholder{color:#777}
.rw-gg5-input:focus{border-color:#444}
.rw-gg5-textarea{width:100%;margin-top:10px;min-height:84px;resize:vertical;padding:12px;border-radius:12px;border:1px solid #333;background:#050505;color:#fff;font-size:14px;outline:none}
.rw-gg5-textarea::placeholder{color:#777}
.rw-gg5-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.rw-gg5-kv{border:1px solid #222;background:#070707;border-radius:12px;padding:8px 10px;color:#bdbdbd;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg5-kv b{color:#fff;font-weight:900}
.rw-gg5-echo{margin-top:10px;border:1px solid #222;background:linear-gradient(180deg,#070707,#050505);border-radius:14px;padding:12px}
.rw-gg5-echo-title{margin:0 0 8px 0;color:#999;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.rw-gg5-echo-line{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;color:#fff;font-size:13px;line-height:1.6;word-break:break-word;opacity:.95;min-height:44px}
.rw-gg5-grid{margin-top:12px;border:1px solid #222;background:#050505;border-radius:16px;overflow:hidden}
.rw-gg5-grid-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;background:#070707;border-bottom:1px solid #222}
.rw-gg5-grid-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg5-grid-body{padding:12px}
.rw-gg5-tracks{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:980px){.rw-gg5-tracks{grid-template-columns:1fr 1fr}}
.rw-gg5-track{border:1px solid #222;background:#070707;border-radius:14px;padding:12px}
.rw-gg5-track-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 10px 0}
.rw-gg5-track-title span{color:#fff;font-weight:900;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg5-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.rw-gg5-lbl{display:flex;flex-direction:column;gap:6px;color:#bdbdbd;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg5-lbl .rw-gg5-select{width:100%}
.rw-gg5-lbl .rw-gg5-range{width:100%}
.rw-gg5-toggle{display:inline-flex;align-items:center;gap:8px;color:#bdbdbd;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg5-toggle input{accent-color:#e33}
.rw-gg5-solo{margin-top:12px;border:1px solid #222;background:#070707;border-radius:16px;padding:12px}
.rw-gg5-solo-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.rw-gg5-solo-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}

/* pastel controller accents */
.rw-gg5-pill.p1{--acc:#f2b5d4}
.rw-gg5-pill.p2{--acc:#a9d6ff}
.rw-gg5-pill.p3{--acc:#b9f2d0}
.rw-gg5-pill.p4{--acc:#ffe6a8}
.rw-gg5-pill.p5{--acc:#cdb7ff}
.rw-gg5-pill.p6{--acc:#ffb6a6}
.rw-gg5-pill.p7{--acc:#aee9ff}
.rw-gg5-pill.p8{--acc:#d8ffb3}
.rw-gg5-pill.p9{--acc:#ffd1f6}
.rw-gg5-pill.p10{--acc:#b8c6ff}
.rw-gg5-pill.p11{--acc:#f3d0a3}
.rw-gg5-pill.p12{--acc:#b3ffe7}
.rw-gg5-pill .rw-gg5-range{accent-color:var(--acc,#e33)}
.rw-gg5-pill .rw-gg5-select{border-color:#2a2a2a}
/*# sourceURL=glossogen5-style-inline-css */
</style>
<style id='glossogen6-style-inline-css' type='text/css'>
.rw-gg6-wrap{max-width:1180px;margin:0 auto;padding:18px}
.rw-gg6-wrap *{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;letter-spacing:.025em}
.rw-gg6-card{background:#070707;border:1px solid #1e1e1e;border-radius:16px;padding:16px;color:#cfcfcf;box-shadow:0 14px 40px rgba(0,0,0,.40)}
.rw-gg6-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.rw-gg6-title{color:#fff;font-weight:900;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
.rw-gg6-sub{margin-top:6px;color:#8e8e8e;font-size:12px;line-height:1.55;max-width:900px}
.rw-gg6-btn{background:#0b0b0b;border:1px solid #2a2a2a;color:#fff;padding:8px 12px;border-radius:10px;cursor:pointer;font-weight:900;letter-spacing:.10em;text-transform:uppercase}
.rw-gg6-btn:active{transform:translateY(1px)}
.rw-gg6-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:12px}
.rw-gg6-pill{display:inline-flex;gap:8px;align-items:center;padding:8px 10px;border-radius:999px;border:1px solid #1f1f1f;background:#050505;color:#fff;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg6-pill small{color:#bdbdbd;font-size:11px;letter-spacing:.10em}
.rw-gg6-dot{width:8px;height:8px;border-radius:50%;background:#e33;display:inline-block;opacity:.9}
.rw-gg6-select{border:1px solid #1f1f1f;background:#050505;color:#fff;border-radius:10px;padding:6px 8px;outline:none;letter-spacing:.10em;text-transform:uppercase}
.rw-gg6-range{width:160px}
.rw-gg6-input{width:100%;margin-top:12px;padding:14px;border-radius:12px;border:1px solid #2a2a2a;background:#040404;color:#fff;font-size:16px;outline:none}
.rw-gg6-input::placeholder{color:#6f6f6f}
.rw-gg6-input:focus{border-color:#3a3a3a}
.rw-gg6-textarea{width:100%;margin-top:10px;min-height:84px;resize:vertical;padding:12px;border-radius:12px;border:1px solid #2a2a2a;background:#040404;color:#fff;font-size:14px;outline:none}
.rw-gg6-textarea::placeholder{color:#6f6f6f}
.rw-gg6-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.rw-gg6-kv{border:1px solid #1f1f1f;background:#050505;border-radius:12px;padding:8px 10px;color:#bdbdbd;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg6-kv b{color:#fff;font-weight:900}
.rw-gg6-echo{margin-top:10px;border:1px solid #1f1f1f;background:linear-gradient(180deg,#050505,#040404);border-radius:14px;padding:12px}
.rw-gg6-echo-title{margin:0 0 8px 0;color:#8e8e8e;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.rw-gg6-echo-line{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;color:#fff;font-size:13px;line-height:1.7;word-break:break-word;min-height:46px}
.rw-gg6-echo-line .p{opacity:.95}
.rw-gg6-echo-line .m{opacity:.42}
.rw-gg6-echo-line .t{opacity:.22}
.rw-gg6-grid{margin-top:12px;border:1px solid #1f1f1f;background:#040404;border-radius:16px;overflow:hidden}
.rw-gg6-grid-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;background:#050505;border-bottom:1px solid #1f1f1f}
.rw-gg6-grid-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg6-grid-body{padding:12px}
.rw-gg6-tracks{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:980px){.rw-gg6-tracks{grid-template-columns:1fr 1fr}}
.rw-gg6-track{border:1px solid #1f1f1f;background:#050505;border-radius:14px;padding:12px}
.rw-gg6-track-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 10px 0}
.rw-gg6-track-title span{color:#fff;font-weight:900;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg6-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.rw-gg6-lbl{display:flex;flex-direction:column;gap:6px;color:#bdbdbd;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg6-lbl .rw-gg6-select{width:100%}
.rw-gg6-lbl .rw-gg6-range{width:100%}
.rw-gg6-toggle{display:inline-flex;align-items:center;gap:8px;color:#bdbdbd;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg6-toggle input{accent-color:#e33}
.rw-gg6-solo{margin-top:12px;border:1px solid #1f1f1f;background:#050505;border-radius:16px;padding:12px}
.rw-gg6-solo-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.rw-gg6-solo-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg6-pill.p1{--acc:#c79bb2}
.rw-gg6-pill.p2{--acc:#86b6d9}
.rw-gg6-pill.p3{--acc:#8fc9a7}
.rw-gg6-pill.p4{--acc:#d4c089}
.rw-gg6-pill.p5{--acc:#a79ad0}
.rw-gg6-pill.p6{--acc:#cf8d82}
.rw-gg6-pill.p7{--acc:#7fbfd0}
.rw-gg6-pill.p8{--acc:#b3d48a}
.rw-gg6-pill.p9{--acc:#d1a6cd}
.rw-gg6-pill.p10{--acc:#98a8e6}
.rw-gg6-pill.p11{--acc:#c3a07a}
.rw-gg6-pill.p12{--acc:#83d0ba}
.rw-gg6-pill .rw-gg6-range{accent-color:var(--acc,#e33)}
/*# sourceURL=glossogen6-style-inline-css */
</style>
<style id='glossogen6b-style-inline-css' type='text/css'>
.rw-gg6-wrap{max-width:1180px;margin:0 auto;padding:18px}
.rw-gg6-wrap *{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;letter-spacing:.025em}
.rw-gg6-card{background:#070707;border:1px solid #1e1e1e;border-radius:16px;padding:16px;color:#cfcfcf;box-shadow:0 14px 40px rgba(0,0,0,.40)}
.rw-gg6-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.rw-gg6-title{color:#fff;font-weight:900;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
.rw-gg6-sub{margin-top:6px;color:#8e8e8e;font-size:12px;line-height:1.55;max-width:900px}
.rw-gg6-btn{background:#0b0b0b;border:1px solid #2a2a2a;color:#fff;padding:8px 12px;border-radius:10px;cursor:pointer;font-weight:900;letter-spacing:.10em;text-transform:uppercase}
.rw-gg6-btn:active{transform:translateY(1px)}
.rw-gg6-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:12px}
.rw-gg6-pill{display:inline-flex;gap:8px;align-items:center;padding:8px 10px;border-radius:999px;border:1px solid #1f1f1f;background:#050505;color:#fff;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg6-pill small{color:#bdbdbd;font-size:11px;letter-spacing:.10em}
.rw-gg6-dot{width:8px;height:8px;border-radius:50%;background:#e33;display:inline-block;opacity:.9}
.rw-gg6-select{border:1px solid #1f1f1f;background:#050505;color:#fff;border-radius:10px;padding:6px 8px;outline:none;letter-spacing:.10em;text-transform:uppercase}
.rw-gg6-range{width:160px}
.rw-gg6-input{width:100%;margin-top:12px;padding:14px;border-radius:12px;border:1px solid #2a2a2a;background:#040404;color:#fff;font-size:16px;outline:none}
.rw-gg6-input::placeholder{color:#6f6f6f}
.rw-gg6-input:focus{border-color:#3a3a3a}
.rw-gg6-textarea{width:100%;margin-top:10px;min-height:84px;resize:vertical;padding:12px;border-radius:12px;border:1px solid #2a2a2a;background:#040404;color:#fff;font-size:14px;outline:none}
.rw-gg6-textarea::placeholder{color:#6f6f6f}
.rw-gg6-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.rw-gg6-kv{border:1px solid #1f1f1f;background:#050505;border-radius:12px;padding:8px 10px;color:#bdbdbd;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg6-kv b{color:#fff;font-weight:900}
.rw-gg6-echo{margin-top:10px;border:1px solid #1f1f1f;background:linear-gradient(180deg,#050505,#040404);border-radius:14px;padding:12px}
.rw-gg6-echo-title{margin:0 0 8px 0;color:#8e8e8e;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
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.rw-gg6-echo-line .p{opacity:.95}
.rw-gg6-echo-line .m{opacity:.42}
.rw-gg6-echo-line .t{opacity:.22}
.rw-gg6-grid{margin-top:12px;border:1px solid #1f1f1f;background:#040404;border-radius:16px;overflow:hidden}
.rw-gg6-grid-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;background:#050505;border-bottom:1px solid #1f1f1f}
.rw-gg6-grid-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg6-grid-body{padding:12px}
.rw-gg6-tracks{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:980px){.rw-gg6-tracks{grid-template-columns:1fr 1fr}}
.rw-gg6-track{border:1px solid #1f1f1f;background:#050505;border-radius:14px;padding:12px}
.rw-gg6-track-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 10px 0}
.rw-gg6-track-title span{color:#fff;font-weight:900;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg6-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.rw-gg6-lbl{display:flex;flex-direction:column;gap:6px;color:#bdbdbd;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg6-lbl .rw-gg6-select{width:100%}
.rw-gg6-lbl .rw-gg6-range{width:100%}
.rw-gg6-toggle{display:inline-flex;align-items:center;gap:8px;color:#bdbdbd;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg6-toggle input{accent-color:#e33}
.rw-gg6-solo-canvas{margin-top:10px}
.rw-gg6-curve{width:100%;height:180px;display:block;border:1px solid #1f1f1f;background:linear-gradient(180deg,#070707,#040404);border-radius:14px;touch-action:none}
.rw-gg6-solo{margin-top:12px;border:1px solid #1f1f1f;background:#050505;border-radius:16px;padding:12px}
.rw-gg6-solo-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
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.rw-gg6-pill .rw-gg6-range{accent-color:var(--acc,#e33)}
/*# sourceURL=glossogen6b-style-inline-css */
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.rw-gg7-wrap *{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;letter-spacing:.025em}
.rw-gg7-card{background:#070707;border:1px solid #1e1e1e;border-radius:16px;padding:16px;color:#cfcfcf;box-shadow:0 14px 40px rgba(0,0,0,.40)}
.rw-gg7-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.rw-gg7-title{color:#fff;font-weight:900;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
.rw-gg7-sub{margin-top:6px;color:#8e8e8e;font-size:12px;line-height:1.55;max-width:980px}
.rw-gg7-btn{background:#0b0b0b;border:1px solid #2a2a2a;color:#fff;padding:8px 12px;border-radius:10px;cursor:pointer;font-weight:900;letter-spacing:.10em;text-transform:uppercase}
.rw-gg7-btn:active{transform:translateY(1px)}
.rw-gg7-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:12px}
.rw-gg7-pill{display:inline-flex;gap:8px;align-items:center;padding:8px 10px;border-radius:999px;border:1px solid #1f1f1f;background:#050505;color:#fff;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg7-pill small{color:#c8c8c8;font-size:11px;letter-spacing:.10em}
.rw-gg7-dot{width:8px;height:8px;border-radius:50%;background:#e33;display:inline-block;opacity:.9}
.rw-gg7-select{border:1px solid #1f1f1f;background:#050505;color:#fff;border-radius:10px;padding:6px 8px;outline:none;letter-spacing:.10em;text-transform:uppercase}
.rw-gg7-range{width:160px}
.rw-gg7-input{width:100%;margin-top:12px;padding:14px;border-radius:12px;border:1px solid #2a2a2a;background:#040404;color:#fff;font-size:16px;outline:none;caret-color:#fff}
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.rw-gg7-input:focus::placeholder{color:#d0d0d0;opacity:1}
.rw-gg7-input:focus{border-color:#3a3a3a}
.rw-gg7-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.rw-gg7-kv{border:1px solid #1f1f1f;background:#050505;border-radius:12px;padding:8px 10px;color:#bdbdbd;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg7-kv b{color:#fff;font-weight:900}
.rw-gg7-echo{margin-top:10px;border:1px solid #1f1f1f;background:linear-gradient(180deg,#050505,#040404);border-radius:14px;padding:12px}
.rw-gg7-echo-title{margin:0 0 8px 0;color:#8e8e8e;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
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.rw-gg7-echo-line .p{opacity:.95}
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.rw-gg7-grid{margin-top:12px;border:1px solid #1f1f1f;background:#040404;border-radius:16px;overflow:hidden}
.rw-gg7-grid-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;background:#050505;border-bottom:1px solid #1f1f1f}
.rw-gg7-grid-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg7-grid-body{padding:12px}
.rw-gg7-curves{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:980px){.rw-gg7-curves{grid-template-columns:1fr 1fr 1fr}}
.rw-gg7-curve{border:1px solid #1f1f1f;background:#050505;border-radius:14px;padding:10px}
.rw-gg7-curve canvas{width:100%;height:90px;display:block;border-radius:10px;border:1px solid #1d1d1d;background:#050505}
.rw-gg7-drums{margin-top:12px;border:1px solid #1f1f1f;background:#050505;border-radius:16px;padding:12px}
.rw-gg7-drums-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.rw-gg7-drums-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg7-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (min-width:980px){.rw-gg7-mini{grid-template-columns:repeat(6,1fr)}}
.rw-gg7-lbl{display:flex;flex-direction:column;gap:6px;color:#bdbdbd;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg7-lbl .rw-gg7-range{width:100%}
.rw-gg7-pill.p1{--acc:#7da6c8}
.rw-gg7-pill.p2{--acc:#92c98a}
.rw-gg7-pill.p3{--acc:#c9ad7b}
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.rw-gg7-pill .rw-gg7-range{accent-color:var(--acc,#e33)}
/*# sourceURL=glossogen7-style-inline-css */
</style>
<style id='glossogen81-style-inline-css' type='text/css'>
.rw-gg81-wrap{max-width:1180px;margin:0 auto;padding:18px}
.rw-gg81-wrap *{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;letter-spacing:.025em}
.rw-gg81-card{background:#070707;border:1px solid #1e1e1e;border-radius:16px;padding:16px;color:#cfcfcf;box-shadow:0 14px 40px rgba(0,0,0,.40)}
.rw-gg81-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.rw-gg81-title{color:#fff;font-weight:900;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
.rw-gg81-sub{margin-top:6px;color:#8e8e8e;font-size:12px;line-height:1.55;max-width:900px}
.rw-gg81-btn{background:#0b0b0b;border:1px solid #2a2a2a;color:#fff;padding:8px 12px;border-radius:10px;cursor:pointer;font-weight:900;letter-spacing:.10em;text-transform:uppercase}
.rw-gg81-btn:active{transform:translateY(1px)}
.rw-gg81-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:12px}
.rw-gg81-pill{display:inline-flex;gap:8px;align-items:center;padding:8px 10px;border-radius:999px;border:1px solid #1f1f1f;background:#050505;color:#fff;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg81-pill small{color:#bdbdbd;font-size:11px;letter-spacing:.10em}
.rw-gg81-dot{width:8px;height:8px;border-radius:50%;background:#e33;display:inline-block;opacity:.9}
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.rw-gg81-textarea{width:100%;margin-top:10px;min-height:84px;resize:vertical;padding:12px;border-radius:12px;border:1px solid #2a2a2a;background:#040404;color:#fff;font-size:14px;outline:none}
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.rw-gg81-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.rw-gg81-kv{border:1px solid #1f1f1f;background:#050505;border-radius:12px;padding:8px 10px;color:#bdbdbd;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
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.rw-gg81-echo{margin-top:10px;border:1px solid #1f1f1f;background:linear-gradient(180deg,#050505,#040404);border-radius:14px;padding:12px}
.rw-gg81-echo-title{margin:0 0 8px 0;color:#8e8e8e;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
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.rw-gg81-echo-line .p{opacity:.95}
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.rw-gg81-grid{margin-top:12px;border:1px solid #1f1f1f;background:#040404;border-radius:16px;overflow:hidden}
.rw-gg81-grid-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;background:#050505;border-bottom:1px solid #1f1f1f}
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.rw-gg81-grid-body{padding:12px}
.rw-gg81-tracks{display:grid;grid-template-columns:1fr;gap:10px}
@media (min-width:980px){.rw-gg81-tracks{grid-template-columns:1fr 1fr}}
.rw-gg81-track{border:1px solid #1f1f1f;background:#050505;border-radius:14px;padding:12px}
.rw-gg81-track-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 10px 0}
.rw-gg81-track-title span{color:#fff;font-weight:900;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg81-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.rw-gg81-lbl{display:flex;flex-direction:column;gap:6px;color:#bdbdbd;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg81-lbl .rw-gg81-select{width:100%}
.rw-gg81-lbl .rw-gg81-range{width:100%}
.rw-gg81-toggle{display:inline-flex;align-items:center;gap:8px;color:#bdbdbd;font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.rw-gg81-toggle input{accent-color:#e33}
.rw-gg81-solo{margin-top:12px;border:1px solid #1f1f1f;background:#050505;border-radius:16px;padding:12px}
.rw-gg81-solo-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
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.rw-gg81-pill.p13{--acc:#9fb7e6}
.rw-gg81-pill .rw-gg81-range{accent-color:var(--acc,#e33)}

.rw-gg81-vis{margin-top:12px;border:1px solid #1f1f1f;background:#040404;border-radius:16px;overflow:hidden}
.rw-gg81-vis-inner{width:100%;aspect-ratio:1/1;max-width:520px;margin:0 auto;position:relative}
.rw-gg81-viscan{width:100%;height:100%;display:block}
.rw-gg81-viscap{position:absolute;left:10px;top:10px;color:#9a9a9a;font-size:11px;letter-spacing:.12em;text-transform:uppercase;pointer-events:none}

/*# sourceURL=glossogen81-style-inline-css */
</style>
<style id='glossogen8a-style-inline-css' type='text/css'>
.rw-gg81-wrap{max-width:1180px;margin:0 auto;padding:18px}
.rw-gg81-wrap *{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;letter-spacing:.025em}
.rw-gg81-card{background:#070707;border:1px solid #1e1e1e;border-radius:16px;padding:16px;color:#cfcfcf;box-shadow:0 14px 40px rgba(0,0,0,.40)}
.rw-gg81-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.rw-gg81-title{color:#fff;font-weight:900;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
.rw-gg81-sub{margin-top:6px;color:#8e8e8e;font-size:12px;line-height:1.55;max-width:900px}
.rw-gg81-btn{background:#0b0b0b;border:1px solid #2a2a2a;color:#fff;padding:8px 12px;border-radius:10px;cursor:pointer;font-weight:900;letter-spacing:.10em;text-transform:uppercase}
.rw-gg81-btn:active{transform:translateY(1px)}
.rw-gg81-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:12px}
.rw-gg81-pill{display:inline-flex;gap:8px;align-items:center;padding:8px 10px;border-radius:999px;border:1px solid #1f1f1f;background:#050505;color:#fff;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg81-pill small{color:#bdbdbd;font-size:11px;letter-spacing:.10em}
.rw-gg81-dot{width:8px;height:8px;border-radius:50%;background:#e33;display:inline-block;opacity:.9}
.rw-gg81-select{border:1px solid #1f1f1f;background:#050505;color:#fff;border-radius:10px;padding:6px 8px;outline:none;letter-spacing:.10em;text-transform:uppercase}
.rw-gg81-range{width:160px}
.rw-gg81-input{width:100%;margin-top:12px;padding:14px;border-radius:12px;border:1px solid #2a2a2a;background:#040404;color:#fff;font-size:16px;outline:none}
.rw-gg81-input::placeholder{color:#6f6f6f}
.rw-gg81-input:focus{border-color:#3a3a3a}
.rw-gg81-textarea{width:100%;margin-top:10px;min-height:84px;resize:vertical;padding:12px;border-radius:12px;border:1px solid #2a2a2a;background:#040404;color:#fff;font-size:14px;outline:none}
.rw-gg81-solo-curvewrap{margin-top:10px;border:1px solid #1f1f1f;border-radius:16px;background:#050505;overflow:hidden}
.rw-gg81-solo-curve{display:block;width:100%;height:220px;cursor:crosshair}
.rw-gg81-solo-curvehint{padding:8px 10px;color:#777;font-size:12px;letter-spacing:.04em}

.rw-gg81-textarea::placeholder{color:#6f6f6f}
.rw-gg81-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.rw-gg81-kv{border:1px solid #1f1f1f;background:#050505;border-radius:12px;padding:8px 10px;color:#bdbdbd;font-size:12px;letter-spacing:.10em;text-transform:uppercase}
.rw-gg81-kv b{color:#fff;font-weight:900}
.rw-gg81-echo{margin-top:10px;border:1px solid #1f1f1f;background:linear-gradient(180deg,#050505,#040404);border-radius:14px;padding:12px}
.rw-gg81-echo-title{margin:0 0 8px 0;color:#8e8e8e;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.rw-gg81-echo-line{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;color:#fff;font-size:13px;line-height:1.7;word-break:break-word;min-height:46px}
.rw-gg81-echo-line .p{opacity:.95}
.rw-gg81-echo-line .m{opacity:.42}
.rw-gg81-echo-line .t{opacity:.22}
.rw-gg81-grid{margin-top:12px;border:1px solid #1f1f1f;background:#040404;border-radius:16px;overflow:hidden}
.rw-gg81-grid-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;background:#050505;border-bottom:1px solid #1f1f1f}
.rw-gg81-grid-head b{color:#fff;letter-spacing:.12em;text-transform:uppercase;font-size:12px}
.rw-gg81-grid-body{padding:12px}
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.site-branding { transform: none !important; }

/* mobile / tablet = 32px */
header.site-header,
.site-header,
#masthead,
header#masthead,
.header,
.site-header .header-inner,
.site-header .container,
.site-header .wrap {
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.site-branding {
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.site-branding h1 {
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/* TAGLINE */
.site-description,
.site-branding .site-description {
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.site-branding img,
.site-branding .custom-logo,
.site-branding .custom-logo-link {
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.menu-toggle,
.nav-toggle,
.toggle-nav {
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  header.site-header,
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  #masthead,
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  .site-header .header-inner,
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  .site-header .wrap {
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                            <h1 class="site-title"><a href="https://raksha.world/" rel="home">THE RAKSHA WORLD</a></h1>
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          <h1 class="entry-title">CONTACT</h1>        </header>

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<style>
.social-icons {
  display: flex;
  justify-content: center;
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  gap: 28px;
  margin: 40px 0;
}

.social-icons a {
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  width: 42px;
  height: 42px;
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  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.9;
  transition: transform 0.3s ease, opacity 0.3s ease;
  text-decoration: none;
}

.social-icons a:hover {
  transform: scale(1.12);
  opacity: 0.7;
}

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/* Vimeo — с твоим логотипом, уменьшено на 15% */
a.vimeo {
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  background-size: 85%;
}

a.youtube {
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='%23cfcfcf' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M21.8 8s-.2-1.5-.8-2.1c-.8-.8-1.6-.8-2-1C16.5 4.5 12 4.5 12 4.5h-.1s-4.5 0-7 0c-.4 0-1.2.1-2 1C2.2 6.5 2 8 2 8S1.8 9.8 1.8 11.7v.6C1.8 14.2 2 16 2 16s.2 1.5.8 2.1c.8.8 1.8.8 2.3 1c1.6.2 6.9.3 6.9.3s4.5 0 7-.3c.4 0 1.2-.1 2-1c.6-.6.8-2.1.8-2.1s.2-1.8.2-3.7v-.6c0-1.9-.2-3.7-.2-3.7zM10 14.7v-5.4l4.7 2.7z'/%3E%3C/svg%3E");
}

/* Instagram — оптически центрирован (+1px вверх) */
a.instagram {
  transform: translateY(-1px);
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}

/* IMDb — финальный вариант */
a.imdb {
  width: 48px;
  height: 28px;
  font-family: system-ui, sans-serif;
  font-weight: 600;
  font-size: 12.5px;
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}
a.imdb:hover {
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}

a.facebook {
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}
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<style>
.contact-section {
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}

.contact-link {
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}

.contact-link:hover {
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}

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}

/* адаптив */
@media (max-width: 640px) {
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  .contact-address {
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}
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      el.addEventListener('click', toggleMenu);
      el.addEventListener('keydown', function(e){
        if (e.key === 'Enter' || e.key === ' ') { e.preventDefault(); toggleMenu(e); }
      });
    });

    // Клик вне меню — закрыть
    document.addEventListener('click', function(e){
      if (!wrapper.classList.contains('open')) return;
      if (e.target.closest('#menu-wrapper') || e.target.closest('#menu-icon')) return;
      closeMenu();
    });

    // Escape закрывает
    document.addEventListener('keydown', function(e){
      if (e.key === 'Escape') closeMenu();
    });

    // На ресайз убираем «залипание»
    window.addEventListener('resize', function(){
      if (window.matchMedia('(min-width: 992px)').matches) closeMenu();
    });
  })();

  // --- Instagram WebView tap delegator (только в IG, не мешает скроллу) ---
  (function(){
    try{
      if (!/Instagram/i.test(navigator.userAgent)) return;
      if (IS_CUSTOMIZER) return;

      var container = document.getElementById('masonry') || document.querySelector('.site-main');
      if (!container) return;

      document.documentElement.classList.add('ig-webview');
      document.body.classList.add('ig-webview');

      var startX=0, startY=0, startT=0, moved=false;

      container.addEventListener('touchstart', function(e){
        if (e.touches && e.touches.length > 1) return;
        var t = e.touches ? e.touches[0] : e;
        startX = t.clientX; startY = t.clientY; startT = Date.now(); moved = false;
      }, {passive:true});

      container.addEventListener('touchmove', function(e){
        var t = e.touches ? e.touches[0] : e;
        if (Math.abs(t.clientX - startX) > 10 || Math.abs(t.clientY - startY) > 10) moved = true;
      }, {passive:true});

      container.addEventListener('touchend', function(e){
        if (moved) return;
        if (Date.now() - startT > 450) return;
        var target = e.target;
        if (target.closest('a,button,input,textarea,select,label')) return;
        var fig = target.closest('figure.portfolio-item');
        if (!fig) return;
        var a = fig.querySelector('.entry-title a, a[href]');
        if (a && a.href) requestAnimationFrame(function(){ window.location.href = a.href; });
      }, {passive:true});
    }catch(e){}
  })();
});
//# sourceURL=pixx-scripts-js-after
/* ]]> */
</script>
<script type="text/javascript" src="https://raksha.world/wp-content/themes/raksha-world/js/skip-link-focus-fix.js?ver=20151215" id="pixx-skip-link-focus-fix-js"></script>
<script type="text/javascript" id="glossogen-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";

/* --------- utils --------- */
function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }

function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}

function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}

function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (ch === " " || ch === "\n" || ch === "\t") continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  var ratio = total ? (v/total) : 0.0;
  var repRatio = total ? (rep/total) : 0.0;
  return { ratio: ratio, rep: repRatio };
}

/* --------- music model --------- */
var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};

var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];

function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}

function pickNoteForChar(ch, keyName, progIndex){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);

  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);

  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var degIndex = (t < 0.82) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);

  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }

  return { midi: base, mate: mate, isMinor: isMinor };
}

/* --------- audio building blocks --------- */
function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}

function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
  return t0 + a + d + r;
}

function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++){
    d[i] = (Math.random()*2-1);
  }
  return b;
}

/* --------- widget --------- */
function initWidget(root){
  if (!root || root.__gg_inited) return;
  root.__gg_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg-arm]");
  var btnPlay = root.querySelector("[data-gg-play]");
  var btnStop = root.querySelector("[data-gg-stop]");
  var btnClear = root.querySelector("[data-gg-clear]");

  var inp = root.querySelector("[data-gg-input]");
  var statusEl = root.querySelector("[data-gg-status]");
  var keySel = root.querySelector("[data-gg-key]");
  var bpmEl = root.querySelector("[data-gg-bpm]");
  var echoEl = root.querySelector("[data-gg-echo]");
  var revEl = root.querySelector("[data-gg-rev]");

  var lastCharEl = root.querySelector("[data-gg-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg-lastnote]");
  var loopEl = root.querySelector("[data-gg-loop]");
  var barEl = root.querySelector("[data-gg-bar]");
  var voxEl = root.querySelector("[data-gg-vox]");

  var echoLine = root.querySelector("[data-gg-echoline]");

  var ctx = null;
  var armed = false;

  var master = null;
  var dry = null;
  var wet = null;
  var convolver = null;
  var convGain = null;

  var delay = null;
  var fb = null;
  var lp = null;

  var busLead = null;
  var busPad = null;
  var busPluck = null;
  var busBell = null;
  var busAir = null;
  var busDrum = null;
  var busBass = null;

  var geneLP = null;
  var geneBP = null;

  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  var events = [];
  var drums = [];
  var bass = [];
  var progIndex = 0;

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    master = ctx.createGain();
    master.gain.value = 0.38;
    master.connect(ctx.destination);

    dry = ctx.createGain();
    dry.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2200;
    geneLP.Q.value = 0.7;

    geneBP = ctx.createBiquadFilter();
    geneBP.type = "bandpass";
    geneBP.frequency.value = 900;
    geneBP.Q.value = 0.9;

    dry.connect(geneLP);
    geneLP.connect(geneBP);
    geneBP.connect(master);

    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.18;

    fb = ctx.createGain();
    fb.gain.value = 0.28;

    lp = ctx.createBiquadFilter();
    lp.type = "lowpass";
    lp.frequency.value = 2200;

    geneBP.connect(delay);
    delay.connect(lp);
    lp.connect(master);
    lp.connect(fb);
    fb.connect(delay);

    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.35, 2.6);

    convGain = ctx.createGain();
    convGain.gain.value = 0.65;

    wet = ctx.createGain();
    wet.gain.value = 0.25;

    geneBP.connect(convolver);
    convolver.connect(convGain);
    convGain.connect(wet);
    wet.connect(master);

    function makeBus(vol){
      var g = ctx.createGain();
      g.gain.value = vol;
      g.connect(dry);
      return g;
    }

    busLead = makeBus(1.00);
    busPad  = makeBus(0.65);
    busPluck= makeBus(0.55);
    busBell = makeBus(0.45);
    busAir  = makeBus(0.40);
    busDrum = makeBus(0.85);
    busBass = makeBus(0.80);

    applyParams();
    return true;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function applyParams(){
    if (!ctx) return;

    var e = parseFloat(echoEl && echoEl.value ? echoEl.value : "0.30");
    e = clamp(e, 0, 1);
    fb.gain.value = clamp(e * 0.70, 0, 0.70);

    var r = parseFloat(revEl && revEl.value ? revEl.value : "0.25");
    wet.gain.value = clamp(r, 0, 1);

    var bpm = parseInt(bpmEl && bpmEl.value ? bpmEl.value : "92", 10);
    if (!isFinite(bpm) || bpm < 40) bpm = 40;
    if (bpm > 180) bpm = 180;

    var baseBeats = 8;
    var msPerBeat = 60000 / bpm;
    loopLenMs = Math.max(1200, msPerBeat * baseBeats);
  }

  function playLead(freq, vel, hold, when){
    var t0 = when;
    var out = ctx.createGain();
    out.connect(busLead);

    var osc = ctx.createOscillator();
    osc.type = "triangle";
    osc.frequency.setValueAtTime(freq, t0);
    osc.detune.setValueAtTime((Math.random()*6-3), t0);

    var f = ctx.createBiquadFilter();
    f.type = "lowpass";
    f.frequency.setValueAtTime(2400, t0);
    f.Q.setValueAtTime(0.75, t0);

    osc.connect(f);
    f.connect(out);

    var nb = makeNoiseBuffer(ctx, 0.02);
    var ns = ctx.createBufferSource();
    ns.buffer = nb;
    var nf = ctx.createBiquadFilter();
    nf.type = "highpass";
    nf.frequency.setValueAtTime(1500, t0);
    var ng = ctx.createGain();
    ng.gain.setValueAtTime(vel * 0.16, t0);
    ns.connect(nf);
    nf.connect(ng);
    ng.connect(out);

    var peak = clamp(vel, 0.06, 0.22);
    env(out, t0, 0.004, 0.10, peak*0.32, 0.34 + hold*0.9, peak);

    osc.start(t0);
    ns.start(t0);
    osc.stop(t0 + 0.60 + hold);
    ns.stop(t0 + 0.03);

    osc.onended = function(){
      try{ out.disconnect(); }catch(e){}
      try{ f.disconnect(); }catch(e){}
    };
  }

  function playPad(freq, vel, when, cutoffHz, res){
    var t0 = when;
    var out = ctx.createGain();
    out.connect(busPad);

    var o1 = ctx.createOscillator();
    var o2 = ctx.createOscillator();
    o1.type = "sawtooth";
    o2.type = "sawtooth";
    o1.frequency.setValueAtTime(freq, t0);
    o2.frequency.setValueAtTime(freq, t0);
    o2.detune.setValueAtTime(8, t0);
    o1.detune.setValueAtTime(-6, t0);

    var f = ctx.createBiquadFilter();
    f.type = "lowpass";
    f.frequency.setValueAtTime(cutoffHz, t0);
    f.Q.setValueAtTime(res, t0);

    o1.connect(f);
    o2.connect(f);
    f.connect(out);

    var peak = clamp(vel*0.12, 0.02, 0.10);
    env(out, t0, 0.10, 0.25, peak*0.75, 0.85, peak);

    o1.start(t0);
    o2.start(t0);
    o1.stop(t0 + 1.30);
    o2.stop(t0 + 1.30);

    o1.onended = function(){
      try{ out.disconnect(); }catch(e){}
      try{ f.disconnect(); }catch(e){}
    };
  }

  function playPluck(freq, vel, when, cutoffHz){
    var t0 = when;
    var out = ctx.createGain();
    out.connect(busPluck);

    var osc = ctx.createOscillator();
    osc.type = "square";
    osc.frequency.setValueAtTime(freq, t0);
    osc.detune.setValueAtTime((Math.random()*10-5), t0);

    var f = ctx.createBiquadFilter();
    f.type = "lowpass";
    f.frequency.setValueAtTime(cutoffHz, t0);
    f.Q.setValueAtTime(0.8, t0);

    osc.connect(f);
    f.connect(out);

    var peak = clamp(vel*0.16, 0.03, 0.12);
    env(out, t0, 0.002, 0.06, peak*0.20, 0.20, peak);

    osc.start(t0);
    osc.stop(t0 + 0.28);

    osc.onended = function(){
      try{ out.disconnect(); }catch(e){}
      try{ f.disconnect(); }catch(e){}
    };
  }

  function playBell(freq, vel, when){
    var t0 = when;
    var out = ctx.createGain();
    out.connect(busBell);

    var car = ctx.createOscillator();
    var mod = ctx.createOscillator();
    var mg = ctx.createGain();

    car.type = "sine";
    mod.type = "sine";

    car.frequency.setValueAtTime(freq, t0);
    mod.frequency.setValueAtTime(freq*2.01, t0);
    mg.gain.setValueAtTime(freq*0.012, t0);

    mod.connect(mg);
    mg.connect(car.frequency);

    var peak = clamp(vel*0.14, 0.02, 0.10);
    env(out, t0, 0.002, 0.10, peak*0.35, 0.70, peak);

    car.connect(out);
    car.start(t0);
    mod.start(t0);
    car.stop(t0 + 0.95);
    mod.stop(t0 + 0.95);

    car.onended = function(){
      try{ out.disconnect(); }catch(e){}
    };
  }

  function playAir(when, vel, toneHz){
    var t0 = when;
    var out = ctx.createGain();
    out.connect(busAir);

    var ns = ctx.createBufferSource();
    ns.buffer = makeNoiseBuffer(ctx, 0.20);

    var f = ctx.createBiquadFilter();
    f.type = "bandpass";
    f.frequency.setValueAtTime(toneHz, t0);
    f.Q.setValueAtTime(1.4, t0);

    ns.connect(f);
    f.connect(out);

    var peak = clamp(vel*0.10, 0.01, 0.06);
    env(out, t0, 0.002, 0.05, peak*0.15, 0.25, peak);

    ns.start(t0);
    ns.stop(t0 + 0.22);

    ns.onended = function(){
      try{ out.disconnect(); }catch(e){}
      try{ f.disconnect(); }catch(e){}
    };
  }

  function drumKick(when, vel){
    var t0 = when;
    var out = ctx.createGain();
    out.connect(busDrum);

    var o = ctx.createOscillator();
    o.type = "sine";
    o.frequency.setValueAtTime(120, t0);
    o.frequency.exponentialRampToValueAtTime(46, t0 + 0.08);

    var peak = clamp(vel*0.24, 0.05, 0.20);
    env(out, t0, 0.002, 0.06, peak*0.18, 0.12, peak);

    o.connect(out);
    o.start(t0);
    o.stop(t0 + 0.16);

    o.onended = function(){ try{ out.disconnect(); }catch(e){} };
  }

  function drumSnare(when, vel){
    var t0 = when;
    var out = ctx.createGain();
    out.connect(busDrum);

    var ns = ctx.createBufferSource();
    ns.buffer = makeNoiseBuffer(ctx, 0.20);

    var f = ctx.createBiquadFilter();
    f.type = "bandpass";
    f.frequency.setValueAtTime(1600, t0);
    f.Q.setValueAtTime(0.9, t0);

    var peak = clamp(vel*0.20, 0.04, 0.16);
    env(out, t0, 0.002, 0.05, peak*0.15, 0.14, peak);

    ns.connect(f);
    f.connect(out);
    ns.start(t0);
    ns.stop(t0 + 0.18);

    ns.onended = function(){
      try{ out.disconnect(); }catch(e){}
      try{ f.disconnect(); }catch(e){}
    };
  }

  function drumHat(when, vel){
    var t0 = when;
    var out = ctx.createGain();
    out.connect(busDrum);

    var ns = ctx.createBufferSource();
    ns.buffer = makeNoiseBuffer(ctx, 0.08);

    var f = ctx.createBiquadFilter();
    f.type = "highpass";
    f.frequency.setValueAtTime(5200, t0);
    f.Q.setValueAtTime(0.7, t0);

    var peak = clamp(vel*0.12, 0.02, 0.09);
    env(out, t0, 0.001, 0.02, peak*0.10, 0.06, peak);

    ns.connect(f);
    f.connect(out);
    ns.start(t0);
    ns.stop(t0 + 0.09);

    ns.onended = function(){
      try{ out.disconnect(); }catch(e){}
      try{ f.disconnect(); }catch(e){}
    };
  }

  function playBass(freq, vel, when){
    var t0 = when;
    var out = ctx.createGain();
    out.connect(busBass);

    var o = ctx.createOscillator();
    o.type = "sine";
    o.frequency.setValueAtTime(freq, t0);

    var f = ctx.createBiquadFilter();
    f.type = "lowpass";
    f.frequency.setValueAtTime(360, t0);
    f.Q.setValueAtTime(0.7, t0);

    o.connect(f);
    f.connect(out);

    var peak = clamp(vel*0.20, 0.04, 0.16);
    env(out, t0, 0.004, 0.08, peak*0.35, 0.22, peak);

    o.start(t0);
    o.stop(t0 + 0.32);

    o.onended = function(){
      try{ out.disconnect(); }catch(e){}
      try{ f.disconnect(); }catch(e){}
    };
  }

  function buildFromText(text){
    events = [];
    drums = [];
    bass = [];

    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var isMinor = (keyName.indexOf("min") !== -1);
    var key = SCALES[keyName] || SCALES.Amin;

    var w = text.length > 220 ? text.substring(text.length - 220) : text;
    var vs = vowelStats(w);

    var cutoff = 900 + vs.ratio * 2600;
    var res = 0.6 + vs.rep * 6.0;
    cutoff = clamp(cutoff, 650, 4200);
    res = clamp(res, 0.6, 7.5);

    if (ctx){
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(clamp(res, 0.6, 8.0), ctx.currentTime);
      geneBP.frequency.setValueAtTime(700 + vs.ratio*1400, ctx.currentTime);
      geneBP.Q.setValueAtTime(0.7 + vs.rep*4.0, ctx.currentTime);
    }

    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];

    var sum = 0;
    for (var i=0;i<words.length;i++) sum += words[i].length;
    var avg = sum / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4;
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var bpm = parseInt(bpmEl && bpmEl.value ? bpmEl.value : "92", 10);
    if (!isFinite(bpm) || bpm < 40) bpm = 40;
    if (bpm > 180) bpm = 180;
    var msPerBeat = 60000 / bpm;
    var msPerStep = msPerBeat / stepsPerBeat;

    loopLenMs = Math.max(900, stepsTotal * msPerStep);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    function stepToMs(s){ return s * msPerStep; }

    var clean = text;
    var step = 0;

    for (var ci=0; ci<clean.length; ci++){
      var ch = clean[ci];
      if (ch === "\r") continue;

      if (isSpace(ch)){
        drums.push({ t: stepToMs(step), type: "hat", v: 0.65 });
        events.push({ t: stepToMs(step), inst: "air", ch: ch, v: 0.40, tone: 1200 + (charToIndex(ch) % 11) * 120 });
        step = (step + 1) % stepsTotal;
        continue;
      }

      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;

        var tms = stepToMs(step);
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        drums.push({ t: tms, type: which, v: 0.85 });
        events.push({ t: tms, inst: "bell", midi: key.tonicMidi + 12 + (key.degrees[(progIndex*2)%7]||0), v: 0.55 });

        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex);
      var t = stepToMs(step);

      events.push({ t: t, inst: "lead", midi: info.midi, v: 0.95 });

      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);
      if (isV || ((charToIndex(ch) % 5) === 0)){
        events.push({ t: t, inst: "pad", midi: info.midi - 12, v: 0.55, cutoff: cutoff, res: res });
      }

      if (!isV && ((charToIndex(ch) % 3) === 0)){
        events.push({ t: t + msPerStep*0.25, inst: "pluck", midi: info.midi + 12, v: 0.55, cutoff: clamp(900 + vs.ratio*3000, 800, 4200) });
      }

      if ((charToIndex(ch) % 11) === 0){
        events.push({ t: t + msPerStep*0.50, inst: "bell", midi: info.midi + 12, v: 0.45 });
      }

      if (vs.rep > 0.08 && (charToIndex(ch) % 4) === 0){
        events.push({ t: t + msPerStep*0.15, inst: "air", ch: ch, v: 0.55, tone: 900 + vs.ratio*2200 });
      }

      if (info.mate !== null){
        events.push({ t: t + 14, inst: "lead", midi: info.mate, v: 0.55 });
      }

      var beatPos = step % stepsPerBeat;
      if (beatPos === 0){
        var chordDegs = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 33) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        bass.push({ t: t, midi: bassMidi, v: 0.95 });
      }

      step = (step + 1) % stepsTotal;
    }

    if (!events.length){
      var m = key.tonicMidi;
      events.push({ t: 0, inst: "pad", midi: m, v: 0.55, cutoff: cutoff, res: res });
      bass.push({ t: 0, midi: m - 24, v: 0.70 });
      drums.push({ t: 0, type: "hat", v: 0.60 });
    }

    if (voxEl){
      voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    }
  }

  function updateEchoLine(text){
    if (!echoLine) return;
    var v = text || "";
    if (v.length > 220) v = v.substring(v.length - 220);
    echoLine.textContent = v;
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 200;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;

    var base = ctx.currentTime + 0.02;

    function willPlayAt(t){
      var offsetMs = 0;
      var ok = false;

      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<events.length;i++){
      var ev = events[i];
      var off = willPlayAt(ev.t);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (ev.inst === "lead"){
        playLead(midiToHz(ev.midi), ev.v || 0.9, 0.08, when);
      } else if (ev.inst === "pad"){
        playPad(midiToHz(ev.midi), ev.v || 0.6, when, ev.cutoff || 2200, ev.res || 0.9);
      } else if (ev.inst === "pluck"){
        playPluck(midiToHz(ev.midi), ev.v || 0.6, when, ev.cutoff || 2400);
      } else if (ev.inst === "bell"){
        playBell(midiToHz(ev.midi), ev.v || 0.5, when);
      } else if (ev.inst === "air"){
        playAir(when, ev.v || 0.4, ev.tone || 1400);
      }
    }

    for (var b=0;b<bass.length;b++){
      var bv = bass[b];
      var boff = willPlayAt(bv.t);
      if (boff < 0) continue;

      var bstamp = String(Math.round((nowPerf + boff) / 10));
      if (bv._s === bstamp) continue;
      bv._s = bstamp;

      var bwhen = base + (boff/1000);
      playBass(midiToHz(bv.midi), bv.v || 0.9, bwhen);
    }

    for (var d=0; d<drums.length; d++){
      var dv = drums[d];
      var doff = willPlayAt(dv.t);
      if (doff < 0) continue;

      var dstamp = String(Math.round((nowPerf + doff) / 10));
      if (dv._s === dstamp) continue;
      dv._s = dstamp;

      var dwhen = base + (doff/1000);

      if (dv.type === "kick") drumKick(dwhen, dv.v || 0.8);
      else if (dv.type === "snare") drumSnare(dwhen, dv.v || 0.8);
      else drumHat(dwhen, dv.v || 0.6);
    }
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stop(){
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }
    setStatus(armed ? "armed" : "locked");
  }

  function clearAll(){
    stop();
    progIndex = 0;
    events = [];
    bass = [];
    drums = [];
    loopStartPerf = performance.now();
    if (inp) inp.value = "";
    if (echoLine) echoLine.textContent = "";
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      playBell(midiToHz(69), 0.35, ctx.currentTime + 0.01);
    });
  }

  function onTextChange(){
    var text = inp ? (inp.value || "") : "";
    updateEchoLine(text);
    buildFromText(text);
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var info = pickNoteForChar(ch, keyName, progIndex);

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    playLead(midiToHz(info.midi), 1.0, 0.08, ctx.currentTime + 0.001);
    if (info.mate !== null){
      playLead(midiToHz(info.mate), 0.55, 0.07, ctx.currentTime + 0.02);
    }

    if (ch && ch.length === 1){
      var c = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
      if (isV) playPad(midiToHz(info.midi - 12), 0.75, ctx.currentTime + 0.01, geneLP.frequency.value, geneLP.Q.value);
      else playPluck(midiToHz(info.midi + 12), 0.65, ctx.currentTime + 0.02, clamp(geneLP.frequency.value + 400, 900, 4200));
    }
  }

  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){
    stop();
    if (inp) inp.focus();
  }, true);

  if (btnClear) btnClear.addEventListener("click", function(){
    clearAll();
    if (inp) inp.focus();
  }, true);

  if (bpmEl) bpmEl.addEventListener("input", function(){
    applyParams();
    onTextChange();
  }, true);

  if (echoEl) echoEl.addEventListener("input", function(){ applyParams(); }, true);
  if (revEl) revEl.addEventListener("input", function(){ applyParams(); }, true);

  if (keySel) keySel.addEventListener("change", function(){
    progIndex = 0;
    onTextChange();
  }, true);

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);

    inp.addEventListener("input", function(){
      onTextChange();
    }, true);

    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;

      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });
      }
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  if (echoLine) echoLine.textContent = "";
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}

if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();

})();
//# sourceURL=glossogen-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="glossogen3-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";

/* ===== utils ===== */
function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }

function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6; // ё
  if (code >= 1040 && code <= 1071) return code - 1040; // А-Я
  if (code >= 1072 && code <= 1103) return code - 1072; // а-я
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}

function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}

function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return {
    ratio: total ? (v/total) : 0,
    rep: total ? (rep/total) : 0
  };
}

function tuneHz(freq, cents){
  return freq * Math.pow(2, cents / 1200);
}

/* ===== music model ===== */
var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};

var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];

function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}

function pickNoteForChar(ch, keyName, progIndex){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);

  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);

  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var degIndex = (t < 0.82) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);

  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }

  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}

/* ===== audio helpers ===== */
function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}

function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}

function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
  return t0 + a + d + r;
}

/* ===== instruments ===== */
function voice_piano(ctx, out, freq, vel, hold, t0){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.75, t0);

  osc.connect(f);
  f.connect(out);

  // micro attack
  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource();
  ns.buffer = nb;
  var nf = ctx.createBiquadFilter();
  nf.type = "highpass";
  nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain();
  ng.gain.setValueAtTime(vel * 0.14, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);

  var peak = clamp(vel, 0.04, 0.22);
  env(out, t0, 0.004, 0.10, peak*0.32, 0.34 + hold*0.9, peak);

  osc.start(t0);
  ns.start(t0);
  osc.stop(t0 + 0.70 + hold);
  ns.stop(t0 + 0.03);

  osc.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

function voice_strings(ctx, out, freq, vel, t0, cutoff, res){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);

  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.02, 0.10);
  env(out, t0, 0.12, 0.35, peak*0.82, 1.10, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + 1.60); o2.stop(t0 + 1.60); o3.stop(t0 + 1.60);

  o1.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

function voice_organ(ctx, out, freq, vel, t0){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2200, t0);
  f.Q.setValueAtTime(0.8, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.03, 0.12);
  env(out, t0, 0.01, 0.10, peak*0.70, 0.45, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + 0.80); o2.stop(t0 + 0.80); o3.stop(t0 + 0.80);

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}

function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.16, 0.03, 0.12);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.20, peak);

  osc.start(t0);
  osc.stop(t0 + 0.30);

  osc.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

function voice_bell(ctx, out, freq, vel, t0){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();

  car.type = "sine";
  mod.type = "sine";

  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);

  mod.connect(mg);
  mg.connect(car.frequency);

  var peak = clamp(vel*0.14, 0.02, 0.10);
  env(out, t0, 0.002, 0.10, peak*0.35, 0.85, peak);

  car.connect(out);
  car.start(t0);
  mod.start(t0);
  car.stop(t0 + 1.10);
  mod.stop(t0 + 1.10);

  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}

function voice_brass(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.02, 0.08, peak*0.55, 0.45, peak);

  osc.start(t0);
  osc.stop(t0 + 0.75);

  osc.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.01, 0.06);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.28, peak);

  ns.start(t0);
  ns.stop(t0 + 0.26);

  ns.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

/* drums */
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(46, t0 + 0.08);

  var peak = clamp(vel*0.26, 0.05, 0.20);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.12, peak);

  o.connect(out);
  o.start(t0);
  o.stop(t0 + 0.16);

  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}

function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.22, 0.04, 0.18);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.14, peak);

  ns.start(t0);
  ns.stop(t0 + 0.18);

  ns.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);

  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.10);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.06, peak);

  ns.start(t0);
  ns.stop(t0 + 0.09);

  ns.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

/* bass */
function voice_bass(ctx, out, freq, vel, t0, cutoff){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(freq, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.8, t0);

  o.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.22, 0.04, 0.18);
  env(out, t0, 0.004, 0.08, peak*0.35, 0.24, peak);

  o.start(t0);
  o.stop(t0 + 0.34);

  o.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

/* ===== widget ===== */
function initWidget(root){
  if (!root || root.__gg3_inited) return;
  root.__gg3_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg3-arm]");
  var btnPlay = root.querySelector("[data-gg3-play]");
  var btnStop = root.querySelector("[data-gg3-stop]");
  var btnClear = root.querySelector("[data-gg3-clear]");

  var inp = root.querySelector("[data-gg3-input]");
  var statusEl = root.querySelector("[data-gg3-status]");
  var keySel = root.querySelector("[data-gg3-key]");

  var bpmEl = root.querySelector("[data-gg3-bpm]");
  var tuneEl = root.querySelector("[data-gg3-tune]");
  var masterEl = root.querySelector("[data-gg3-master]");

  var eqLowEl = root.querySelector("[data-gg3-eq-low]");
  var eqMidEl = root.querySelector("[data-gg3-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg3-eq-high]");

  var delayTimeEl = root.querySelector("[data-gg3-delay-time]");
  var delayFbEl = root.querySelector("[data-gg3-delay-fb]");
  var reverbEl = root.querySelector("[data-gg3-reverb]");

  var lastCharEl = root.querySelector("[data-gg3-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg3-lastnote]");
  var barEl = root.querySelector("[data-gg3-bar]");
  var loopEl = root.querySelector("[data-gg3-loop]");
  var voxEl = root.querySelector("[data-gg3-vox]");
  var echoLine = root.querySelector("[data-gg3-echoline]");

  var trackNodes = root.querySelectorAll("[data-gg3-track]");

  var ctx = null;
  var armed = false;

  // master chain
  var sum = null;
  var eqLow = null;
  var eqMid = null;
  var eqHigh = null;
  var master = null;

  // reverb / delay
  var revIn = null;
  var convolver = null;
  var revGain = null;

  var dlyIn = null;
  var delay = null;
  var fb = null;
  var dlyLP = null;

  // gene filters (global color)
  var geneLP = null;

  // loop engine
  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  // pattern data
  var events = []; // {t, tr, kind, midi, vel, extra}
  var progIndex = 0;

  // track state
  var tracks = [];
  var TRACK_COUNT = 8;

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }

  function readFloat(el, defv){
    var v = parseFloat(el && el.value ? el.value : "");
    if (!isFinite(v)) v = defv;
    return v;
  }
  function readInt(el, defv){
    var v = parseInt(el && el.value ? el.value : "", 10);
    if (!isFinite(v)) v = defv;
    return v;
  }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    sum = ctx.createGain();
    sum.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2800;
    geneLP.Q.value = 0.7;

    eqLow = ctx.createBiquadFilter();
    eqLow.type = "lowshelf";
    eqLow.frequency.value = 140;
    eqLow.gain.value = 0;

    eqMid = ctx.createBiquadFilter();
    eqMid.type = "peaking";
    eqMid.frequency.value = 1000;
    eqMid.Q.value = 0.9;
    eqMid.gain.value = 0;

    eqHigh = ctx.createBiquadFilter();
    eqHigh.type = "highshelf";
    eqHigh.frequency.value = 5000;
    eqHigh.gain.value = 0;

    master = ctx.createGain();
    master.gain.value = 0.38;

    sum.connect(geneLP);
    geneLP.connect(eqLow);
    eqLow.connect(eqMid);
    eqMid.connect(eqHigh);
    eqHigh.connect(master);
    master.connect(ctx.destination);

    // reverb
    revIn = ctx.createGain();
    revIn.gain.value = 1.0;

    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.55, 2.7);

    revGain = ctx.createGain();
    revGain.gain.value = 0.20;

    revIn.connect(convolver);
    convolver.connect(revGain);
    revGain.connect(sum);

    // delay
    dlyIn = ctx.createGain();
    dlyIn.gain.value = 1.0;

    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.18;

    fb = ctx.createGain();
    fb.gain.value = 0.24;

    dlyLP = ctx.createBiquadFilter();
    dlyLP.type = "lowpass";
    dlyLP.frequency.value = 2200;
    dlyLP.Q.value = 0.7;

    dlyIn.connect(delay);
    delay.connect(dlyLP);
    dlyLP.connect(sum);
    dlyLP.connect(fb);
    fb.connect(delay);

    // tracks
    for (var i=0;i<TRACK_COUNT;i++){
      var t = {
        enabled: true,
        type: "piano",
        vol: 0.75,
        pan: 0.0,
        echo: 0.25,
        reverb: 0.18,
        cutoff: 2400,
        res: 0.9,
        out: null,
        panner: null,
        sendDelay: null,
        sendRev: null
      };

      var out = ctx.createGain();
      out.gain.value = t.vol;

      var p = ctx.createStereoPanner ? ctx.createStereoPanner() : null;
      if (p){
        p.pan.value = t.pan;
        out.connect(p);
        p.connect(sum);
      } else {
        out.connect(sum);
      }

      var sd = ctx.createGain();
      sd.gain.value = t.echo;
      out.connect(sd);
      sd.connect(dlyIn);

      var sr = ctx.createGain();
      sr.gain.value = t.reverb;
      out.connect(sr);
      sr.connect(revIn);

      t.out = out;
      t.panner = p;
      t.sendDelay = sd;
      t.sendRev = sr;

      tracks.push(t);
    }

    applyParams();
    return true;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function applyParams(){
    if (!ctx) return;

    var bpm = clamp(readInt(bpmEl, 96), 40, 180);
    var msPerBeat = 60000 / bpm;
    loopLenMs = Math.max(1200, msPerBeat * 8);

    master.gain.value = clamp(readFloat(masterEl, 0.38), 0, 1);

    // EQ
    eqLow.gain.value = clamp(readFloat(eqLowEl, 0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, 0), -12, 12);

    // FX
    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.18), 0.05, 0.65);
    fb.gain.value = clamp(readFloat(delayFbEl, 0.24), 0, 0.80);
    revGain.gain.value = clamp(readFloat(reverbEl, 0.20), 0, 0.70);

    // tracks
    for (var i=0;i<tracks.length;i++){
      var t = tracks[i];
      if (!t) continue;
      t.out.gain.value = t.enabled ? clamp(t.vol, 0, 1) : 0;
      if (t.panner) t.panner.pan.value = clamp(t.pan, -1, 1);
      t.sendDelay.gain.value = t.enabled ? clamp(t.echo, 0, 1) : 0;
      t.sendRev.gain.value = t.enabled ? clamp(t.reverb, 0, 1) : 0;
    }
  }

  function updateEchoLine(text){
    if (!echoLine) return;
    var v = text || "";
    if (v.length > 240) v = v.substring(v.length - 240);
    echoLine.textContent = v;
  }

  function getTuneCents(){
    return clamp(readFloat(tuneEl, 0), -50, 50);
  }

  function playByType(trackIndex, type, midi, vel, hold, when, extra){
    if (!ctx) return;
    var tr = tracks[trackIndex];
    if (!tr || !tr.enabled) return;

    var cents = getTuneCents();
    var freq = tuneHz(midiToHz(midi), cents);

    var out = ctx.createGain();
    out.connect(tr.out);

    var t0 = when;
    var cutoff = extra && extra.cutoff ? extra.cutoff : tr.cutoff;
    var res = extra && extra.res ? extra.res : tr.res;

    if (type === "piano"){
      voice_piano(ctx, out, freq, vel, hold, t0);
    } else if (type === "strings"){
      voice_strings(ctx, out, freq, vel, t0, cutoff, res);
    } else if (type === "organ"){
      voice_organ(ctx, out, freq, vel, t0);
    } else if (type === "pluck"){
      voice_pluck(ctx, out, freq, vel, t0, cutoff);
    } else if (type === "bell"){
      voice_bell(ctx, out, freq, vel, t0);
    } else if (type === "brass"){
      voice_brass(ctx, out, freq, vel, t0, cutoff);
    } else if (type === "air"){
      voice_air(ctx, out, vel, t0, extra && extra.tone ? extra.tone : 1400);
    } else if (type === "bass"){
      voice_bass(ctx, out, freq, vel, t0, clamp(cutoff, 140, 900));
    } else if (type === "drums"){
      // expects extra.kind
      var kind = extra && extra.kind ? extra.kind : "hat";
      if (kind === "kick") drumKick(ctx, out, t0, vel);
      else if (kind === "snare") drumSnare(ctx, out, t0, vel);
      else drumHat(ctx, out, t0, vel);
    } else {
      voice_piano(ctx, out, freq, vel, hold, t0);
    }
  }

  /* ===== genetic pattern build =====
     - word length -> meter
     - punctuation -> rests or drum hits + harmony step
     - vowel repetition -> filter color (geneLP)
     - text becomes endless loop: event grid
  */
  function buildFromText(text){
    events = [];
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);

    var tail = text.length > 320 ? text.substring(text.length - 320) : text;
    var vs = vowelStats(tail);

    // gene: vowels set global tone
    if (ctx){
      var cutoff = clamp(900 + vs.ratio * 2800, 650, 4300);
      var q = clamp(0.6 + vs.rep * 7.0, 0.6, 9.0);
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(q, ctx.currentTime);
      if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    } else {
      if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    }

    // meter from average word length
    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];

    var sum = 0;
    for (var i=0;i<words.length;i++) sum += words[i].length;
    var avg = sum / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4; // 16ths
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    // bars count from words count (clamped)
    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var bpm = clamp(readInt(bpmEl, 96), 40, 180);
    var msPerBeat = 60000 / bpm;
    var msPerStep = msPerBeat / stepsPerBeat;

    loopLenMs = Math.max(900, stepsTotal * msPerStep);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    // track routing roles (8 lanes)
    // 0 melody
    // 1 harmony pad
    // 2 pluck rhythm
    // 3 bell accents
    // 4 strings layer
    // 5 drums
    // 6 bass
    // 7 air/fx
    progIndex = 0;

    function stepToMs(s){ return s * msPerStep; }

    var step = 0;
    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;

      var t = stepToMs(step);
      var idx = charToIndex(ch);

      if (isSpace(ch)){
        // hats + air
        events.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.65 });
        events.push({ t: t, tr: 7, kind: "air", tone: 900 + (idx % 11) * 140, vel: 0.35 });
        step = (step + 1) % stepsTotal;
        continue;
      }

      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;

        // punctuation -> drum + bell + short rest feel (no melody note)
        var which = (ch === "." || ch === "!" ) ? "kick" : "snare";
        events.push({ t: t, tr: 5, kind: "drum", drum: which, vel: 0.85 });
        events.push({ t: t + msPerStep*0.50, tr: 3, kind: "note", midi: key.tonicMidi + 12 + (key.degrees[(progIndex*2)%7]||0), vel: 0.45, accent: true });

        // occasional strings stab
        if ((idx % 3) === 0){
          var chordDegs = getChordDegrees(isMinor, progIndex);
          var m = key.tonicMidi + (key.degrees[chordDegs[0]]||0) + 12;
          events.push({ t: t, tr: 4, kind: "note", midi: m, vel: 0.40, pad: true });
        }

        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex);

      // melody always
      events.push({ t: t, tr: 0, kind: "note", midi: info.midi, vel: 0.95 });

      // harmony pad driven by vowels + ratio
      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);
      if (isV || ((idx % 5) === 0)){
        events.push({ t: t, tr: 1, kind: "note", midi: info.midi - 12, vel: 0.55, pad: true });
      }

      // pluck rhythm on consonants
      if (!isV && ((idx % 3) === 0)){
        events.push({ t: t + msPerStep*0.25, tr: 2, kind: "note", midi: info.midi + 12, vel: 0.55 });
      }

      // bell shimmer sparse
      if ((idx % 11) === 0){
        events.push({ t: t + msPerStep*0.50, tr: 3, kind: "note", midi: info.midi + 12, vel: 0.42, accent: true });
      }

      // strings layer on repeated vowels pressure
      if (vs.rep > 0.06 && ((idx % 4) === 0)){
        events.push({ t: t, tr: 4, kind: "note", midi: info.midi, vel: 0.42, pad: true });
      }

      // mate note to thicken melody
      if (info.mate !== null){
        events.push({ t: t + 14, tr: 0, kind: "note", midi: info.mate, vel: 0.55 });
      }

      // bass: one hit per beat, always anchored to chord root
      if ((step % stepsPerBeat) === 0){
        var chordDegs2 = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs2[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 33) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        events.push({ t: t, tr: 6, kind: "note", midi: bassMidi, vel: 0.95, bass: true });
      }

      // drums: light hats on off-steps
      if ((step % stepsPerBeat) === 2 && (idx % 2) === 0){
        events.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.45 });
      }

      // air fx on long words (proxy: high index)
      if (idx > 20 && (idx % 7) === 0){
        events.push({ t: t + msPerStep*0.15, tr: 7, kind: "air", tone: 1200 + vs.ratio*2200, vel: 0.45 });
      }

      step = (step + 1) % stepsTotal;
    }

    if (!events.length){
      events.push({ t: 0, tr: 1, kind: "note", midi: key.tonicMidi, vel: 0.55, pad:true });
      events.push({ t: 0, tr: 6, kind: "note", midi: key.tonicMidi - 24, vel: 0.70, bass:true });
      events.push({ t: 0, tr: 5, kind: "drum", drum: "hat", vel: 0.60 });
    }
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 220;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;

    var base = ctx.currentTime + 0.02;

    function willPlayAt(t){
      var offsetMs = 0;
      var ok = false;

      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<events.length;i++){
      var ev = events[i];
      var off = willPlayAt(ev.t);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (ev.kind === "note"){
        var tr = tracks[ev.tr];
        if (!tr || !tr.enabled) continue;
        var vel = clamp(ev.vel || 0.6, 0.02, 1);
        var hold = (ev.pad || ev.bass) ? 0.10 : 0.08;

        // per-event filter modulation: vowels rep pushes cutoff up/down
        var extra = null;
        if (ev.pad){
          extra = { cutoff: clamp(tr.cutoff + 500, 800, 5200), res: clamp(tr.res, 0.6, 8.0) };
        } else if (ev.bass){
          extra = { cutoff: clamp(tr.cutoff, 140, 900), res: clamp(tr.res, 0.6, 3.0) };
        } else if (ev.accent){
          extra = { cutoff: clamp(tr.cutoff + 900, 900, 6000), res: clamp(tr.res + 0.2, 0.6, 9.0) };
        }
        playByType(ev.tr, tr.type, ev.midi, vel, hold, when, extra);
      } else if (ev.kind === "drum"){
        var trd = tracks[ev.tr];
        if (!trd || !trd.enabled) continue;
        playByType(ev.tr, "drums", 0, clamp(ev.vel || 0.7, 0.02, 1), 0, when, { kind: ev.drum });
      } else if (ev.kind === "air"){
        var tra = tracks[ev.tr];
        if (!tra || !tra.enabled) continue;
        playByType(ev.tr, "air", 0, clamp(ev.vel || 0.4, 0.02, 1), 0, when, { tone: ev.tone || 1400 });
      }
    }
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stop(){
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }
    setStatus(armed ? "armed" : "locked");
  }

  function clearAll(){
    stop();
    progIndex = 0;
    events = [];
    loopStartPerf = performance.now();
    if (inp) inp.value = "";
    if (echoLine) echoLine.textContent = "";
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      // confirm blip on track 3
      tracks[3].enabled && playByType(3, tracks[3].type, 69, 0.35, 0.06, ctx.currentTime + 0.01, { cutoff: 3200, res: 1.2 });
    });
  }

  function onTextChange(){
    var text = inp ? (inp.value || "") : "";
    updateEchoLine(text);
    buildFromText(text);
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var info = pickNoteForChar(ch, keyName, progIndex);

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    // realtime hits: melody + bass + hat
    var t0 = ctx.currentTime + 0.001;
    if (tracks[0].enabled) playByType(0, tracks[0].type, info.midi, 0.95, 0.08, t0, null);
    if (info.mate !== null && tracks[1].enabled) playByType(1, tracks[1].type, info.mate - 12, 0.55, 0.10, t0 + 0.02, {cutoff: tracks[1].cutoff+400, res: tracks[1].res});
    if (tracks[5].enabled) playByType(5, "drums", 0, 0.45, 0, t0, {kind:"hat"});

    // space = kick + air
    if (isSpace(ch)){
      if (tracks[5].enabled) playByType(5, "drums", 0, 0.80, 0, t0, {kind:"kick"});
      if (tracks[7].enabled) playByType(7, "air", 0, 0.55, 0, t0, {tone: 1200});
    }
  }

  function bindTrackUI(){
    // expected: 8 track blocks in DOM
    for (var i=0;i<TRACK_COUNT;i++){
      var node = trackNodes[i];
      if (!node) continue;

      (function(index, el){
        var t = tracks[index];

        var en = el.querySelector("[data-gg3-tr-en]");
        var ty = el.querySelector("[data-gg3-tr-type]");
        var vol = el.querySelector("[data-gg3-tr-vol]");
        var pan = el.querySelector("[data-gg3-tr-pan]");
        var ech = el.querySelector("[data-gg3-tr-echo]");
        var rev = el.querySelector("[data-gg3-tr-rev]");
        var cut = el.querySelector("[data-gg3-tr-cut]");
        var res = el.querySelector("[data-gg3-tr-res]");

        function syncFromUI(){
          t.enabled = !!(en && en.checked);
          t.type = (ty && ty.value) ? ty.value : t.type;
          t.vol = clamp(readFloat(vol, t.vol), 0, 1);
          t.pan = clamp(readFloat(pan, t.pan), -1, 1);
          t.echo = clamp(readFloat(ech, t.echo), 0, 1);
          t.reverb = clamp(readFloat(rev, t.reverb), 0, 1);
          t.cutoff = clamp(readFloat(cut, t.cutoff), 140, 8000);
          t.res = clamp(readFloat(res, t.res), 0.6, 12);
          applyParams();
        }

        // init defaults
        if (en) en.checked = t.enabled;
        if (ty) ty.value = t.type;
        if (vol) vol.value = String(t.vol);
        if (pan) pan.value = String(t.pan);
        if (ech) ech.value = String(t.echo);
        if (rev) rev.value = String(t.reverb);
        if (cut) cut.value = String(t.cutoff);
        if (res) res.value = String(t.res);

        var inputs = [en,ty,vol,pan,ech,rev,cut,res];
        for (var k=0;k<inputs.length;k++){
          if (!inputs[k]) continue;
          inputs[k].addEventListener("input", syncFromUI, true);
          inputs[k].addEventListener("change", syncFromUI, true);
        }
      })(i, node);
    }
  }

  // events
  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){
    stop();
    if (inp) inp.focus();
  }, true);

  if (btnClear) btnClear.addEventListener("click", function(){
    clearAll();
    if (inp) inp.focus();
  }, true);

  var globalInputs = [bpmEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){
      applyParams();
    }, true);
  }

  if (keySel) keySel.addEventListener("change", function(){
    progIndex = 0;
    onTextChange();
  }, true);

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){ onTextChange(); }, true);
    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });
      }
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  if (echoLine) echoLine.textContent = "";

  // init audio graph only after user gesture, but prepare track array now
  // also apply track UI after first arm (needs tracks nodes created)
  // We bind after initAudio is created by arm, but we can do it lazily here:
  var origArm = arm;
  arm = function(){
    origArm();
    if (ctx && tracks.length && !root.__gg3_tracksBound){
      root.__gg3_tracksBound = true;
      bindTrackUI();
      onTextChange();
      applyParams();
    }
  };
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg3-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}

if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();

})();
//# sourceURL=glossogen3-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="glossogen4-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";
function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }
function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}
function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}
function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return { ratio: total ? (v/total) : 0, rep: total ? (rep/total) : 0 };
}
function tuneHz(freq, cents){ return freq * Math.pow(2, cents / 1200); }

var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};
var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];
function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}
function pickNoteForChar(ch, keyName, progIndex){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);
  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);
  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;
  var degIndex = (t < 0.82) ? chordDegs[idx % 3] : (idx % 7);
  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);
  while (base < 57) base += 12;
  while (base > 76) base -= 12;
  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }
  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}

function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}
function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}
function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
}

function voice_piano(ctx, out, freq, vel, hold, t0, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.75, t0);

  osc.connect(f);
  f.connect(out);

  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource();
  ns.buffer = nb;
  var nf = ctx.createBiquadFilter();
  nf.type = "highpass";
  nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain();
  ng.gain.setValueAtTime(vel * 0.14, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);

  var peak = clamp(vel, 0.04, 0.22);
  var rel = longRelease ? (0.90 + hold*1.3) : (0.34 + hold*0.9);
  env(out, t0, 0.004, 0.10, peak*0.32, rel, peak);

  osc.start(t0);
  ns.start(t0);
  osc.stop(t0 + 0.70 + hold + (longRelease?0.55:0.0));
  ns.stop(t0 + 0.03);

  osc.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_strings(ctx, out, freq, vel, t0, cutoff, res, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);

  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.02, 0.10);
  var rel = longRelease ? 1.90 : 1.10;
  env(out, t0, 0.12, 0.35, peak*0.82, rel, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?2.80:1.60));
  o2.stop(t0 + (longRelease?2.80:1.60));
  o3.stop(t0 + (longRelease?2.80:1.60));

  o1.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_organ(ctx, out, freq, vel, t0, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2200, t0);
  f.Q.setValueAtTime(0.8, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.03, 0.12);
  env(out, t0, 0.01, 0.10, peak*0.70, longRelease?1.10:0.45, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?1.90:0.80));
  o2.stop(t0 + (longRelease?1.90:0.80));
  o3.stop(t0 + (longRelease?1.90:0.80));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.16, 0.03, 0.12);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.20, peak);

  osc.start(t0);
  osc.stop(t0 + 0.30);

  osc.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_bell(ctx, out, freq, vel, t0, longRelease){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();

  car.type = "sine";
  mod.type = "sine";

  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);

  mod.connect(mg);
  mg.connect(car.frequency);

  var peak = clamp(vel*0.14, 0.02, 0.10);
  env(out, t0, 0.002, 0.10, peak*0.35, longRelease?1.70:0.85, peak);

  car.connect(out);
  car.start(t0);
  mod.start(t0);
  car.stop(t0 + (longRelease?2.10:1.10));
  mod.stop(t0 + (longRelease?2.10:1.10));

  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_brass(ctx, out, freq, vel, t0, cutoff, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.02, 0.08, peak*0.55, longRelease?0.95:0.45, peak);

  osc.start(t0);
  osc.stop(t0 + (longRelease?1.20:0.75));

  osc.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.01, 0.06);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.28, peak);

  ns.start(t0);
  ns.stop(t0 + 0.26);

  ns.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(46, t0 + 0.08);

  var peak = clamp(vel*0.26, 0.05, 0.20);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.12, peak);

  o.connect(out);
  o.start(t0);
  o.stop(t0 + 0.16);

  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.22, 0.04, 0.18);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.14, peak);

  ns.start(t0);
  ns.stop(t0 + 0.18);

  ns.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);

  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.10);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.06, peak);

  ns.start(t0);
  ns.stop(t0 + 0.09);

  ns.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_bass(ctx, out, freq, vel, t0, cutoff){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(freq, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.8, t0);

  o.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.22, 0.04, 0.18);
  env(out, t0, 0.004, 0.08, peak*0.35, 0.24, peak);

  o.start(t0);
  o.stop(t0 + 0.34);

  o.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

function initWidget(root){
  if (!root || root.__gg4_inited) return;
  root.__gg4_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg4-arm]");
  var btnPlay = root.querySelector("[data-gg4-play]");
  var btnStop = root.querySelector("[data-gg4-stop]");
  var btnClear = root.querySelector("[data-gg4-clear]");

  var inp = root.querySelector("[data-gg4-input]");
  var statusEl = root.querySelector("[data-gg4-status]");
  var keySel = root.querySelector("[data-gg4-key]");

  var bpmEl = root.querySelector("[data-gg4-bpm]");
  var stretchEl = root.querySelector("[data-gg4-stretch]");
  var tuneEl = root.querySelector("[data-gg4-tune]");
  var masterEl = root.querySelector("[data-gg4-master]");

  var eqLowEl = root.querySelector("[data-gg4-eq-low]");
  var eqMidEl = root.querySelector("[data-gg4-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg4-eq-high]");

  var delayTimeEl = root.querySelector("[data-gg4-delay-time]");
  var delayFbEl = root.querySelector("[data-gg4-delay-fb]");
  var reverbEl = root.querySelector("[data-gg4-reverb]");

  var lastCharEl = root.querySelector("[data-gg4-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg4-lastnote]");
  var barEl = root.querySelector("[data-gg4-bar]");
  var loopEl = root.querySelector("[data-gg4-loop]");
  var voxEl = root.querySelector("[data-gg4-vox]");
  var echoLine = root.querySelector("[data-gg4-echoline]");

  var soloOnEl = root.querySelector("[data-gg4-solo-on]");
  var soloTypeEl = root.querySelector("[data-gg4-solo-type]");
  var soloLenEl = root.querySelector("[data-gg4-solo-len]");
  var soloTextEl = root.querySelector("[data-gg4-solo-text]");

  var trackNodes = root.querySelectorAll("[data-gg4-track]");

  var ctx = null;
  var armed = false;

  var sum = null;
  var geneLP = null;

  var eqLow = null;
  var eqMid = null;
  var eqHigh = null;

  var master = null;

  var revIn = null;
  var convolver = null;
  var revGain = null;

  var dlyIn = null;
  var delay = null;
  var fb = null;
  var dlyLP = null;

  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  var events = [];
  var soloEvents = [];
  var progIndex = 0;

  var tracks = [];
  var TRACK_COUNT = 8;

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }
  function readFloat(el, defv){ var v = parseFloat(el && el.value ? el.value : ""); return isFinite(v) ? v : defv; }
  function readInt(el, defv){ var v = parseInt(el && el.value ? el.value : "", 10); return isFinite(v) ? v : defv; }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    sum = ctx.createGain();
    sum.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2800;
    geneLP.Q.value = 0.7;

    eqLow = ctx.createBiquadFilter();
    eqLow.type = "lowshelf";
    eqLow.frequency.value = 140;
    eqLow.gain.value = 0;

    eqMid = ctx.createBiquadFilter();
    eqMid.type = "peaking";
    eqMid.frequency.value = 1000;
    eqMid.Q.value = 0.9;
    eqMid.gain.value = 0;

    eqHigh = ctx.createBiquadFilter();
    eqHigh.type = "highshelf";
    eqHigh.frequency.value = 5000;
    eqHigh.gain.value = 0;

    master = ctx.createGain();
    master.gain.value = 0.38;

    sum.connect(geneLP);
    geneLP.connect(eqLow);
    eqLow.connect(eqMid);
    eqMid.connect(eqHigh);
    eqHigh.connect(master);
    master.connect(ctx.destination);

    revIn = ctx.createGain();
    revIn.gain.value = 1.0;
    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.55, 2.7);
    revGain = ctx.createGain();
    revGain.gain.value = 0.20;
    revIn.connect(convolver);
    convolver.connect(revGain);
    revGain.connect(sum);

    dlyIn = ctx.createGain();
    dlyIn.gain.value = 1.0;
    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.18;
    fb = ctx.createGain();
    fb.gain.value = 0.24;
    dlyLP = ctx.createBiquadFilter();
    dlyLP.type = "lowpass";
    dlyLP.frequency.value = 2200;
    dlyLP.Q.value = 0.7;
    dlyIn.connect(delay);
    delay.connect(dlyLP);
    dlyLP.connect(sum);
    dlyLP.connect(fb);
    fb.connect(delay);

    for (var i=0;i<TRACK_COUNT;i++){
      var t = { enabled:true, type:"piano", vol:0.75, pan:0.0, echo:0.25, reverb:0.18, cutoff:2400, res:0.9,
        out:null, panner:null, sendDelay:null, sendRev:null };
      var out = ctx.createGain();
      out.gain.value = t.vol;
      var p = ctx.createStereoPanner ? ctx.createStereoPanner() : null;
      if (p){ p.pan.value = t.pan; out.connect(p); p.connect(sum); }
      else { out.connect(sum); }
      var sd = ctx.createGain(); sd.gain.value = t.echo; out.connect(sd); sd.connect(dlyIn);
      var sr = ctx.createGain(); sr.gain.value = t.reverb; out.connect(sr); sr.connect(revIn);
      t.out = out; t.panner = p; t.sendDelay = sd; t.sendRev = sr;
      tracks.push(t);
    }

    applyParams();
    return true;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function getTempo(){
    var bpm = clamp(readInt(bpmEl, 96), 40, 180);
    var stretch = clamp(readFloat(stretchEl, 1.00), 0.35, 2.50);
    return { bpm: bpm, stretch: stretch };
  }
  function getTuneCents(){ return clamp(readFloat(tuneEl, 0), -50, 50); }

  function applyParams(){
    if (!ctx) return;

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1200, msPerBeat * 8);

    master.gain.value = clamp(readFloat(masterEl, 0.38), 0, 1);
    eqLow.gain.value = clamp(readFloat(eqLowEl, 0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, 0), -12, 12);

    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.18), 0.05, 0.65);
    fb.gain.value = clamp(readFloat(delayFbEl, 0.24), 0, 0.80);
    revGain.gain.value = clamp(readFloat(reverbEl, 0.20), 0, 0.70);

    for (var i=0;i<tracks.length;i++){
      var t = tracks[i];
      if (!t) continue;
      t.out.gain.value = t.enabled ? clamp(t.vol, 0, 1) : 0;
      if (t.panner) t.panner.pan.value = clamp(t.pan, -1, 1);
      t.sendDelay.gain.value = t.enabled ? clamp(t.echo, 0, 1) : 0;
      t.sendRev.gain.value = t.enabled ? clamp(t.reverb, 0, 1) : 0;
    }
  }

  function playByType(trackIndex, type, midi, vel, hold, when, extra, longRelease){
    if (!ctx) return;
    var tr = tracks[trackIndex];
    if (!tr || !tr.enabled) return;

    var cents = getTuneCents();
    var freq = tuneHz(midiToHz(midi), cents);

    var out = ctx.createGain();
    out.connect(tr.out);

    var t0 = when;
    var cutoff = extra && extra.cutoff ? extra.cutoff : tr.cutoff;
    var res = extra && extra.res ? extra.res : tr.res;

    if (type === "piano") voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
    else if (type === "strings") voice_strings(ctx, out, freq, vel, t0, cutoff, res, !!longRelease);
    else if (type === "organ") voice_organ(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "pluck") voice_pluck(ctx, out, freq, vel, t0, cutoff);
    else if (type === "bell") voice_bell(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "brass") voice_brass(ctx, out, freq, vel, t0, cutoff, !!longRelease);
    else if (type === "air") voice_air(ctx, out, vel, t0, extra && extra.tone ? extra.tone : 1400);
    else if (type === "bass") voice_bass(ctx, out, freq, vel, t0, clamp(cutoff, 140, 900));
    else if (type === "drums"){
      var kind = extra && extra.kind ? extra.kind : "hat";
      if (kind === "kick") drumKick(ctx, out, t0, vel);
      else if (kind === "snare") drumSnare(ctx, out, t0, vel);
      else drumHat(ctx, out, t0, vel);
    } else voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
  }

  function updateEchoLine(text){
    if (!echoLine) return;
    var v = text || "";
    if (v.length > 240) v = v.substring(v.length - 240);
    echoLine.textContent = v;
  }

  function buildFromText(text){
    events = [];
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);

    var tail = text.length > 320 ? text.substring(text.length - 320) : text;
    var vs = vowelStats(tail);

    if (ctx){
      var cutoff = clamp(900 + vs.ratio * 2800, 650, 4300);
      var q = clamp(0.6 + vs.rep * 7.0, 0.6, 9.0);
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(q, ctx.currentTime);
    }
    if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";

    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];
    var sumLen = 0;
    for (var i=0;i<words.length;i++) sumLen += words[i].length;
    var avg = sumLen / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4;
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msPerStep = msPerBeat / stepsPerBeat;

    loopLenMs = Math.max(900, stepsTotal * msPerStep);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    progIndex = 0;

    function stepToMs(s){ return s * msPerStep; }

    var step = 0;
    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;

      var t = stepToMs(step);
      var idx = charToIndex(ch);

      if (isSpace(ch)){
        events.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.65 });
        events.push({ t: t, tr: 7, kind: "air", tone: 900 + (idx % 11) * 140, vel: 0.35 });
        step = (step + 1) % stepsTotal;
        continue;
      }

      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        events.push({ t: t, tr: 5, kind: "drum", drum: which, vel: 0.85 });
        events.push({ t: t + msPerStep*0.50, tr: 3, kind: "note", midi: key.tonicMidi + 12 + (key.degrees[(progIndex*2)%7]||0), vel: 0.45, accent: true });
        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex);

      events.push({ t: t, tr: 0, kind: "note", midi: info.midi, vel: 0.95 });

      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);

      if (isV || ((idx % 5) === 0)){
        events.push({ t: t, tr: 1, kind: "note", midi: info.midi - 12, vel: 0.55, pad: true });
      }
      if (!isV && ((idx % 3) === 0)){
        events.push({ t: t + msPerStep*0.25, tr: 2, kind: "note", midi: info.midi + 12, vel: 0.55 });
      }
      if ((idx % 11) === 0){
        events.push({ t: t + msPerStep*0.50, tr: 3, kind: "note", midi: info.midi + 12, vel: 0.42, accent: true });
      }
      if (vs.rep > 0.06 && ((idx % 4) === 0)){
        events.push({ t: t, tr: 4, kind: "note", midi: info.midi, vel: 0.42, pad: true });
      }
      if (info.mate !== null){
        events.push({ t: t + 14, tr: 0, kind: "note", midi: info.mate, vel: 0.55 });
      }

      if ((step % stepsPerBeat) === 0){
        var chordDegs = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 33) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        events.push({ t: t, tr: 6, kind: "note", midi: bassMidi, vel: 0.95, bass: true });
      }
      if ((step % stepsPerBeat) === 2 && (idx % 2) === 0){
        events.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.45 });
      }
      if (idx > 20 && (idx % 7) === 0){
        events.push({ t: t + msPerStep*0.15, tr: 7, kind: "air", tone: 1200 + vs.ratio*2200, vel: 0.45 });
      }

      step = (step + 1) % stepsTotal;
    }

    if (!events.length){
      events.push({ t: 0, tr: 1, kind: "note", midi: key.tonicMidi, vel: 0.55, pad:true });
      events.push({ t: 0, tr: 6, kind: "note", midi: key.tonicMidi - 24, vel: 0.70, bass:true });
      events.push({ t: 0, tr: 5, kind: "drum", drum: "hat", vel: 0.60 });
    }
  }

  function buildSolo(text){
    soloEvents = [];
    if (!soloOnEl || !soloOnEl.checked) return;
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msStep = msPerBeat * 0.5;

    var len = clamp(readFloat(soloLenEl, 0.65), 0.15, 1.20);

    var maxChars = 64;
    var t = 0;
    var prog = 0;

    var s = text.replace(/\r/g, "");
    if (s.length > maxChars) s = s.substring(s.length - maxChars);

    for (var i=0;i<s.length;i++){
      var ch = s[i];
      if (isSpace(ch)) { t += msStep; continue; }
      if (isPunct(ch)) { prog = (prog + 1) % 4; t += msStep; continue; }
      var info = pickNoteForChar(ch, keyName, prog);
      soloEvents.push({ t: t, midi: info.midi, vel: 0.85, len: len, mate: info.mate });
      t += msStep;
    }
    if (!soloEvents.length){
      var key = SCALES[keyName] || SCALES.Amin;
      soloEvents.push({ t: 0, midi: key.tonicMidi + 12, vel: 0.60, len: len, mate: null });
    }
  }

  function scheduleList(list, nowPerf, msIntoLoop, msTarget, base, isSolo){
    function willPlayAt(t){
      var offsetMs = 0, ok = false;
      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<list.length;i++){
      var ev = list[i];
      var off = willPlayAt(ev.t % loopLenMs);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (isSolo){
        var soloType = (soloTypeEl && soloTypeEl.value) ? soloTypeEl.value : "piano";
        var hold = clamp(ev.len || 0.65, 0.15, 1.20);
        playByType(0, soloType, ev.midi, clamp(ev.vel||0.75, 0.02, 1), hold, when, { cutoff: tracks[0].cutoff + 600, res: tracks[0].res + 0.4 }, true);
        if (ev.mate !== null){
          playByType(0, soloType, ev.mate, clamp((ev.vel||0.75)*0.55, 0.02, 1), clamp(hold*0.85,0.12,1.00), when + 0.06, { cutoff: tracks[0].cutoff + 700, res: tracks[0].res + 0.5 }, true);
        }
      } else {
        if (ev.kind === "note"){
          var tr = tracks[ev.tr];
          if (!tr || !tr.enabled) continue;
          var vel = clamp(ev.vel || 0.6, 0.02, 1);
          var hold2 = (ev.pad || ev.bass) ? 0.10 : 0.08;
          var extra = null;
          if (ev.pad) extra = { cutoff: clamp(tr.cutoff + 500, 800, 5200), res: clamp(tr.res, 0.6, 8.0) };
          else if (ev.bass) extra = { cutoff: clamp(tr.cutoff, 140, 900), res: clamp(tr.res, 0.6, 3.0) };
          else if (ev.accent) extra = { cutoff: clamp(tr.cutoff + 900, 900, 6000), res: clamp(tr.res + 0.2, 0.6, 9.0) };
          playByType(ev.tr, tr.type, ev.midi, vel, hold2, when, extra, false);
        } else if (ev.kind === "drum"){
          var trd = tracks[ev.tr];
          if (!trd || !trd.enabled) continue;
          playByType(ev.tr, "drums", 0, clamp(ev.vel || 0.7, 0.02, 1), 0, when, { kind: ev.drum }, false);
        } else if (ev.kind === "air"){
          var tra = tracks[ev.tr];
          if (!tra || !tra.enabled) continue;
          playByType(ev.tr, "air", 0, clamp(ev.vel || 0.4, 0.02, 1), 0, when, { tone: ev.tone || 1400 }, false);
        }
      }
    }
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 220;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;
    var base = ctx.currentTime + 0.02;

    scheduleList(events, nowPerf, msIntoLoop, msTarget, base, false);
    if (soloOnEl && soloOnEl.checked) scheduleList(soloEvents, nowPerf, msIntoLoop, msTarget, base, true);
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stopHard(){
    if (!ctx) return;
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }

    var t = ctx.currentTime;
    for (var i=0;i<tracks.length;i++){
      var tr = tracks[i];
      if (!tr || !tr.out) continue;
      try{
        tr.out.gain.cancelScheduledValues(t);
        tr.out.gain.setTargetAtTime(0.0001, t, 0.01);
      }catch(e){}
    }

    setStatus(armed ? "armed" : "locked");

    window.setTimeout(function(){
      if (!ctx) return;
      applyParams();
    }, 120);
  }

  function clearAll(){
    stopHard();
    progIndex = 0;
    events = [];
    soloEvents = [];
    loopStartPerf = performance.now();
    if (inp) inp.value = "";
    if (soloTextEl) soloTextEl.value = "";
    if (echoLine) echoLine.textContent = "";
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      playByType(3, "bell", 69, 0.35, 0.06, ctx.currentTime + 0.01, { cutoff: 3200, res: 1.2 }, true);
    });
  }

  function rebuildAll(){
    var text = inp ? (inp.value || "") : "";
    updateEchoLine(text);
    buildFromText(text);

    var st = soloTextEl ? (soloTextEl.value || "") : "";
    buildSolo(st);
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var info = pickNoteForChar(ch, keyName, progIndex);

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    var t0 = ctx.currentTime + 0.001;
    var tr0 = tracks[0];
    if (tr0 && tr0.enabled) playByType(0, tr0.type, info.midi, 0.95, 0.08, t0, null, false);
    if (info.mate !== null){
      var tr1 = tracks[1];
      if (tr1 && tr1.enabled) playByType(1, tr1.type, info.mate - 12, 0.55, 0.12, t0 + 0.02, {cutoff: tr1.cutoff+400, res: tr1.res}, false);
    }
    var tr5 = tracks[5];
    if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.45, 0, t0, {kind:"hat"}, false);
    if (isSpace(ch)){
      if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.80, 0, t0, {kind:"kick"}, false);
    }
  }

  function bindTrackUI(){
    for (var i=0;i<TRACK_COUNT;i++){
      var node = trackNodes[i];
      if (!node) continue;

      (function(index, el){
        var t = tracks[index];

        var en = el.querySelector("[data-gg4-tr-en]");
        var ty = el.querySelector("[data-gg4-tr-type]");
        var vol = el.querySelector("[data-gg4-tr-vol]");
        var pan = el.querySelector("[data-gg4-tr-pan]");
        var ech = el.querySelector("[data-gg4-tr-echo]");
        var rev = el.querySelector("[data-gg4-tr-rev]");
        var cut = el.querySelector("[data-gg4-tr-cut]");
        var res = el.querySelector("[data-gg4-tr-res]");

        function syncFromUI(){
          t.enabled = !!(en && en.checked);
          t.type = (ty && ty.value) ? ty.value : t.type;
          t.vol = clamp(readFloat(vol, t.vol), 0, 1);
          t.pan = clamp(readFloat(pan, t.pan), -1, 1);
          t.echo = clamp(readFloat(ech, t.echo), 0, 1);
          t.reverb = clamp(readFloat(rev, t.reverb), 0, 1);
          t.cutoff = clamp(readFloat(cut, t.cutoff), 140, 8000);
          t.res = clamp(readFloat(res, t.res), 0.6, 12);
          applyParams();
        }

        if (en) en.checked = t.enabled;
        if (ty) ty.value = t.type;
        if (vol) vol.value = String(t.vol);
        if (pan) pan.value = String(t.pan);
        if (ech) ech.value = String(t.echo);
        if (rev) rev.value = String(t.reverb);
        if (cut) cut.value = String(t.cutoff);
        if (res) res.value = String(t.res);

        var inputs = [en,ty,vol,pan,ech,rev,cut,res];
        for (var k=0;k<inputs.length;k++){
          if (!inputs[k]) continue;
          inputs[k].addEventListener("input", syncFromUI, true);
          inputs[k].addEventListener("change", syncFromUI, true);
        }
      })(i, node);
    }
  }

  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){ stopHard(); if (inp) inp.focus(); }, true);
  if (btnClear) btnClear.addEventListener("click", function(){ clearAll(); if (inp) inp.focus(); }, true);

  var globalInputs = [bpmEl,stretchEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){
      applyParams();
      rebuildAll();
    }, true);
  }

  if (keySel) keySel.addEventListener("change", function(){ progIndex = 0; rebuildAll(); }, true);

  if (soloOnEl) soloOnEl.addEventListener("change", function(){ rebuildAll(); }, true);
  if (soloTypeEl) soloTypeEl.addEventListener("change", function(){}, true);
  if (soloLenEl) soloLenEl.addEventListener("input", function(){ rebuildAll(); }, true);
  if (soloTextEl) soloTextEl.addEventListener("input", function(){ rebuildAll(); }, true);

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){ rebuildAll(); }, true);
    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });
      }
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  if (echoLine) echoLine.textContent = "";

  var origArm = arm;
  arm = function(){
    origArm();
    if (ctx && tracks.length && !root.__gg4_tracksBound){
      root.__gg4_tracksBound = true;
      bindTrackUI();
      rebuildAll();
      applyParams();
    }
  };
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg4-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}
if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();
})();
//# sourceURL=glossogen4-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="glossogen5-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";

function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\\n" || ch==="\\t"; }
function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}
function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}
function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return { ratio: total ? (v/total) : 0, rep: total ? (rep/total) : 0 };
}
function tuneHz(freq, cents){ return freq * Math.pow(2, cents / 1200); }

var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};
var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];
function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}
function pickNoteForChar(ch, keyName, progIndex, chordBias){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);
  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);
  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var bias = clamp(typeof chordBias === "number" ? chordBias : 0.82, 0.20, 0.98);
  var degIndex = (t < bias) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);
  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }
  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}

function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}
function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}
function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
}
function softClipCurve(amount){
  var k = clamp(amount, 0, 1);
  var n = 1024;
  var curve = new Float32Array(n);
  var drive = 1 + k * 10;
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var y = Math.tanh(x * drive);
    curve[i] = y;
  }
  return curve;
}

function voice_piano(ctx, out, freq, vel, hold, t0, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.75, t0);

  osc.connect(f);
  f.connect(out);

  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource();
  ns.buffer = nb;
  var nf = ctx.createBiquadFilter();
  nf.type = "highpass";
  nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain();
  ng.gain.setValueAtTime(vel * 0.14, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);

  var peak = clamp(vel, 0.04, 0.22);
  var rel = longRelease ? (0.95 + hold*1.35) : (0.36 + hold*0.95);
  env(out, t0, 0.004, 0.10, peak*0.32, rel, peak);

  osc.start(t0);
  ns.start(t0);
  osc.stop(t0 + 0.70 + hold + (longRelease?0.65:0.0));
  ns.stop(t0 + 0.03);

  osc.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_strings(ctx, out, freq, vel, t0, cutoff, res, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);

  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.02, 0.12);
  var rel = longRelease ? 2.20 : 1.20;
  env(out, t0, 0.12, 0.35, peak*0.82, rel, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?3.10:1.70));
  o2.stop(t0 + (longRelease?3.10:1.70));
  o3.stop(t0 + (longRelease?3.10:1.70));

  o1.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_organ(ctx, out, freq, vel, t0, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.8, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.15, 0.03, 0.14);
  env(out, t0, 0.01, 0.10, peak*0.72, longRelease?1.25:0.50, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?2.20:0.95));
  o2.stop(t0 + (longRelease?2.20:0.95));
  o3.stop(t0 + (longRelease?2.20:0.95));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.18, 0.03, 0.14);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.22, peak);

  osc.start(t0);
  osc.stop(t0 + 0.33);

  osc.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_bell(ctx, out, freq, vel, t0, longRelease){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();

  car.type = "sine";
  mod.type = "sine";

  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);

  mod.connect(mg);
  mg.connect(car.frequency);

  var peak = clamp(vel*0.15, 0.02, 0.12);
  env(out, t0, 0.002, 0.10, peak*0.35, longRelease?1.95:0.95, peak);

  car.connect(out);
  car.start(t0);
  mod.start(t0);
  car.stop(t0 + (longRelease?2.40:1.25));
  mod.stop(t0 + (longRelease?2.40:1.25));

  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_brass(ctx, out, freq, vel, t0, cutoff, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.15, 0.02, 0.14);
  env(out, t0, 0.02, 0.08, peak*0.55, longRelease?1.05:0.50, peak);

  osc.start(t0);
  osc.stop(t0 + (longRelease?1.35:0.85));

  osc.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.01, 0.08);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.30, peak);

  ns.start(t0);
  ns.stop(t0 + 0.26);

  ns.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(44, t0 + 0.08);

  var peak = clamp(vel*0.30, 0.05, 0.24);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.14, peak);

  o.connect(out);
  o.start(t0);
  o.stop(t0 + 0.18);

  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.24, 0.04, 0.20);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.16, peak);

  ns.start(t0);
  ns.stop(t0 + 0.18);

  ns.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);

  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.07, peak);

  ns.start(t0);
  ns.stop(t0 + 0.09);

  ns.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}
function voice_bass(ctx, out, freq, vel, t0, cutoff, subMix){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  o1.type = "sine";
  o2.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o2.detune.setValueAtTime(-6, t0);

  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);

  var g1 = ctx.createGain(); g1.gain.setValueAtTime(clamp(subMix,0,1), t0);
  var g2 = ctx.createGain(); g2.gain.setValueAtTime(1.0 - clamp(subMix,0,1)*0.45, t0);

  o1.connect(g1); o2.connect(g2);
  g1.connect(mix); g2.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.85, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.26, 0.05, 0.22);
  env(out, t0, 0.004, 0.08, peak*0.36, 0.28, peak);

  o1.start(t0); o2.start(t0);
  o1.stop(t0 + 0.40);
  o2.stop(t0 + 0.40);

  o1.onended = function(){
    try{ out.disconnect(); }catch(e){}
    try{ f.disconnect(); }catch(e){}
  };
}

function initWidget(root){
  if (!root || root.__gg5_inited) return;
  root.__gg5_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg5-arm]");
  var btnPlay = root.querySelector("[data-gg5-play]");
  var btnStop = root.querySelector("[data-gg5-stop]");
  var btnClear = root.querySelector("[data-gg5-clear]");

  var inp = root.querySelector("[data-gg5-input]");
  var statusEl = root.querySelector("[data-gg5-status]");
  var keySel = root.querySelector("[data-gg5-key]");

  var bpmEl = root.querySelector("[data-gg5-bpm]");
  var stretchEl = root.querySelector("[data-gg5-stretch]");
  var tuneEl = root.querySelector("[data-gg5-tune]");
  var masterEl = root.querySelector("[data-gg5-master]");
  var driveEl = root.querySelector("[data-gg5-drive]");
  var chordEl = root.querySelector("[data-gg5-chord]");
  var subEl = root.querySelector("[data-gg5-submix]");

  var eqLowEl = root.querySelector("[data-gg5-eq-low]");
  var eqMidEl = root.querySelector("[data-gg5-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg5-eq-high]");

  var delayTimeEl = root.querySelector("[data-gg5-delay-time]");
  var delayFbEl = root.querySelector("[data-gg5-delay-fb]");
  var reverbEl = root.querySelector("[data-gg5-reverb]");

  var lastCharEl = root.querySelector("[data-gg5-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg5-lastnote]");
  var barEl = root.querySelector("[data-gg5-bar]");
  var loopEl = root.querySelector("[data-gg5-loop]");
  var voxEl = root.querySelector("[data-gg5-vox]");
  var echoLine = root.querySelector("[data-gg5-echoline]");

  var soloOnEl = root.querySelector("[data-gg5-solo-on]");
  var soloTypeEl = root.querySelector("[data-gg5-solo-type]");
  var soloLenEl = root.querySelector("[data-gg5-solo-len]");
  var soloTextEl = root.querySelector("[data-gg5-solo-text]");

  var trackNodes = root.querySelectorAll("[data-gg5-track]");

  var ctx = null;
  var armed = false;

  var sum = null;
  var geneLP = null;

  var shaper = null;

  var eqLow = null;
  var eqMid = null;
  var eqHigh = null;

  var master = null;

  var revIn = null;
  var convolver = null;
  var revGain = null;

  var dlyIn = null;
  var delay = null;
  var fb = null;
  var dlyLP = null;

  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  var events = [];
  var soloEvents = [];
  var progIndex = 0;

  var tracks = [];
  var TRACK_COUNT = 8;

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }
  function readFloat(el, defv){ var v = parseFloat(el && el.value ? el.value : ""); return isFinite(v) ? v : defv; }
  function readInt(el, defv){ var v = parseInt(el && el.value ? el.value : "", 10); return isFinite(v) ? v : defv; }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    sum = ctx.createGain();
    sum.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2600;
    geneLP.Q.value = 0.75;

    shaper = ctx.createWaveShaper();
    shaper.curve = softClipCurve(0.12);
    shaper.oversample = "2x";

    eqLow = ctx.createBiquadFilter();
    eqLow.type = "lowshelf";
    eqLow.frequency.value = 95;
    eqLow.gain.value = 4.0;

    eqMid = ctx.createBiquadFilter();
    eqMid.type = "peaking";
    eqMid.frequency.value = 1000;
    eqMid.Q.value = 0.9;
    eqMid.gain.value = 0;

    eqHigh = ctx.createBiquadFilter();
    eqHigh.type = "highshelf";
    eqHigh.frequency.value = 5200;
    eqHigh.gain.value = 0;

    master = ctx.createGain();
    master.gain.value = 0.42;

    sum.connect(geneLP);
    geneLP.connect(shaper);
    shaper.connect(eqLow);
    eqLow.connect(eqMid);
    eqMid.connect(eqHigh);
    eqHigh.connect(master);
    master.connect(ctx.destination);

    revIn = ctx.createGain();
    revIn.gain.value = 1.0;
    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.75, 2.9);
    revGain = ctx.createGain();
    revGain.gain.value = 0.20;
    revIn.connect(convolver);
    convolver.connect(revGain);
    revGain.connect(sum);

    dlyIn = ctx.createGain();
    dlyIn.gain.value = 1.0;
    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.20;
    fb = ctx.createGain();
    fb.gain.value = 0.26;
    dlyLP = ctx.createBiquadFilter();
    dlyLP.type = "lowpass";
    dlyLP.frequency.value = 2100;
    dlyLP.Q.value = 0.7;
    dlyIn.connect(delay);
    delay.connect(dlyLP);
    dlyLP.connect(sum);
    dlyLP.connect(fb);
    fb.connect(delay);

    for (var i=0;i<TRACK_COUNT;i++){
      var t = { enabled:true, type:"piano", vol:0.75, pan:0.0, echo:0.25, reverb:0.18, cutoff:2400, res:0.9,
        out:null, panner:null, sendDelay:null, sendRev:null };
      var out = ctx.createGain();
      out.gain.value = t.vol;
      var p = ctx.createStereoPanner ? ctx.createStereoPanner() : null;
      if (p){ p.pan.value = t.pan; out.connect(p); p.connect(sum); }
      else { out.connect(sum); }
      var sd = ctx.createGain(); sd.gain.value = t.echo; out.connect(sd); sd.connect(dlyIn);
      var sr = ctx.createGain(); sr.gain.value = t.reverb; out.connect(sr); sr.connect(revIn);
      t.out = out; t.panner = p; t.sendDelay = sd; t.sendRev = sr;
      tracks.push(t);
    }

    applyDefaults();
    applyParams();
    return true;
  }

  function applyDefaults(){
    // stronger low-end defaults
    if (!tracks.length) return;
    // 1 melody
    tracks[0].type="piano";  tracks[0].vol=0.78; tracks[0].echo=0.22; tracks[0].reverb=0.20; tracks[0].cutoff=2600; tracks[0].res=0.9;
    // 2 harmony
    tracks[1].type="strings"; tracks[1].vol=0.62; tracks[1].echo=0.18; tracks[1].reverb=0.28; tracks[1].cutoff=3200; tracks[1].res=1.2;
    // 3 pluck
    tracks[2].type="pluck"; tracks[2].vol=0.52; tracks[2].echo=0.26; tracks[2].reverb=0.14; tracks[2].cutoff=3400; tracks[2].res=1.0;
    // 4 bells
    tracks[3].type="bell"; tracks[3].vol=0.46; tracks[3].echo=0.34; tracks[3].reverb=0.22; tracks[3].cutoff=4200; tracks[3].res=1.0;
    // 5 strings pad
    tracks[4].type="strings"; tracks[4].vol=0.48; tracks[4].echo=0.16; tracks[4].reverb=0.34; tracks[4].cutoff=2600; tracks[4].res=1.4;
    // 6 drums
    tracks[5].type="drums"; tracks[5].vol=0.70; tracks[5].echo=0.10; tracks[5].reverb=0.10; tracks[5].cutoff=2400; tracks[5].res=0.9;
    // 7 bass
    tracks[6].type="bass"; tracks[6].vol=0.92; tracks[6].echo=0.08; tracks[6].reverb=0.06; tracks[6].cutoff=280; tracks[6].res=0.9;
    // 8 air
    tracks[7].type="air"; tracks[7].vol=0.38; tracks[7].echo=0.22; tracks[7].reverb=0.22; tracks[7].cutoff=2400; tracks[7].res=0.9;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function getTempo(){
    var bpm = clamp(readInt(bpmEl, 90), 20, 180);
    var stretch = clamp(readFloat(stretchEl, 1.00), 0.25, 3.00);
    return { bpm: bpm, stretch: stretch };
  }
  function getTuneCents(){ return clamp(readFloat(tuneEl, 0), -50, 50); }
  function getDrive(){ return clamp(readFloat(driveEl, 0.12), 0, 1); }
  function getChordBias(){ return clamp(readFloat(chordEl, 0.84), 0.20, 0.98); }
  function getSubMix(){ return clamp(readFloat(subEl, 0.62), 0, 1); }

  function applyParams(){
    if (!ctx) return;

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1200, msPerBeat * 8);

    master.gain.value = clamp(readFloat(masterEl, 0.42), 0, 1);

    eqLow.gain.value = clamp(readFloat(eqLowEl, 4.0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, 0), -12, 12);

    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.20), 0.05, 0.75);
    fb.gain.value = clamp(readFloat(delayFbEl, 0.26), 0, 0.88);
    revGain.gain.value = clamp(readFloat(reverbEl, 0.20), 0, 0.75);

    shaper.curve = softClipCurve(getDrive());

    for (var i=0;i<tracks.length;i++){
      var t = tracks[i];
      if (!t) continue;
      t.out.gain.value = t.enabled ? clamp(t.vol, 0, 1) : 0;
      if (t.panner) t.panner.pan.value = clamp(t.pan, -1, 1);
      t.sendDelay.gain.value = t.enabled ? clamp(t.echo, 0, 1) : 0;
      t.sendRev.gain.value = t.enabled ? clamp(t.reverb, 0, 1) : 0;
    }
  }

  function playByType(trackIndex, type, midi, vel, hold, when, extra, longRelease){
    if (!ctx) return;
    var tr = tracks[trackIndex];
    if (!tr || !tr.enabled) return;

    var cents = getTuneCents();
    var freq = (midi > 0) ? tuneHz(midiToHz(midi), cents) : 0;

    var out = ctx.createGain();
    out.connect(tr.out);

    var t0 = when;
    var cutoff = extra && extra.cutoff ? extra.cutoff : tr.cutoff;
    var res = extra && extra.res ? extra.res : tr.res;

    if (type === "piano") voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
    else if (type === "strings") voice_strings(ctx, out, freq, vel, t0, cutoff, res, !!longRelease);
    else if (type === "organ") voice_organ(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "pluck") voice_pluck(ctx, out, freq, vel, t0, cutoff);
    else if (type === "bell") voice_bell(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "brass") voice_brass(ctx, out, freq, vel, t0, cutoff, !!longRelease);
    else if (type === "air") voice_air(ctx, out, vel, t0, extra && extra.tone ? extra.tone : 1400);
    else if (type === "bass") voice_bass(ctx, out, freq, vel, t0, clamp(cutoff, 120, 900), getSubMix());
    else if (type === "drums"){
      var kind = extra && extra.kind ? extra.kind : "hat";
      if (kind === "kick") drumKick(ctx, out, t0, vel);
      else if (kind === "snare") drumSnare(ctx, out, t0, vel);
      else drumHat(ctx, out, t0, vel);
    } else voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
  }

  function updateEchoLine(text){
    if (!echoLine) return;
    var v = text || "";
    if (v.length > 240) v = v.substring(v.length - 240);
    echoLine.textContent = v;
  }

  function buildFromText(text){
    events = [];
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);

    var tail = text.length > 320 ? text.substring(text.length - 320) : text;
    var vs = vowelStats(tail);

    if (ctx){
      var cutoff = clamp(750 + vs.ratio * 3000, 550, 4500);
      var q = clamp(0.6 + vs.rep * 7.5, 0.6, 10.0);
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(q, ctx.currentTime);
    }
    if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";

    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];
    var sumLen = 0;
    for (var i=0;i<words.length;i++) sumLen += words[i].length;
    var avg = sumLen / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4;
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msPerStep = msPerBeat / stepsPerBeat;

    loopLenMs = Math.max(900, stepsTotal * msPerStep);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    progIndex = 0;

    function stepToMs(s){ return s * msPerStep; }

    var step = 0;
    var chordBias = getChordBias();

    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;

      var t = stepToMs(step);
      var idx = charToIndex(ch);

      if (isSpace(ch)){
        events.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.65 });
        events.push({ t: t, tr: 7, kind: "air", tone: 900 + (idx % 11) * 140, vel: 0.38 });
        step = (step + 1) % stepsTotal;
        continue;
      }

      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        events.push({ t: t, tr: 5, kind: "drum", drum: which, vel: 0.88 });
        events.push({ t: t + msPerStep*0.50, tr: 3, kind: "note", midi: key.tonicMidi + 12 + (key.degrees[(progIndex*2)%7]||0), vel: 0.45, accent: true });
        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

      events.push({ t: t, tr: 0, kind: "note", midi: info.midi, vel: 0.95 });

      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);

      if (isV || ((idx % 5) === 0)){
        events.push({ t: t, tr: 1, kind: "note", midi: info.midi - 12, vel: 0.58, pad: true });
      }
      if (!isV && ((idx % 3) === 0)){
        events.push({ t: t + msPerStep*0.25, tr: 2, kind: "note", midi: info.midi + 12, vel: 0.55 });
      }
      if ((idx % 11) === 0){
        events.push({ t: t + msPerStep*0.50, tr: 3, kind: "note", midi: info.midi + 12, vel: 0.44, accent: true });
      }
      if (vs.rep > 0.06 && ((idx % 4) === 0)){
        events.push({ t: t, tr: 4, kind: "note", midi: info.midi, vel: 0.44, pad: true });
      }
      if (info.mate !== null){
        events.push({ t: t + 14, tr: 0, kind: "note", midi: info.mate, vel: 0.56 });
      }

      if ((step % stepsPerBeat) === 0){
        var chordDegs = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 31) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        events.push({ t: t, tr: 6, kind: "note", midi: bassMidi, vel: 0.98, bass: true });
        // sub reinforcement on downbeat (same bass track, lower octave sometimes)
        if ((idx % 2) === 0){
          var subMidi = bassMidi - 12;
          while (subMidi < 28) subMidi += 12;
          events.push({ t: t + 6, tr: 6, kind: "note", midi: subMidi, vel: 0.75, bass: true });
        }
      }
      if ((step % stepsPerBeat) === 2 && (idx % 2) === 0){
        events.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.50 });
      }
      if (idx > 20 && (idx % 7) === 0){
        events.push({ t: t + msPerStep*0.15, tr: 7, kind: "air", tone: 1200 + vs.ratio*2400, vel: 0.48 });
      }

      step = (step + 1) % stepsTotal;
    }

    if (!events.length){
      events.push({ t: 0, tr: 1, kind: "note", midi: key.tonicMidi, vel: 0.58, pad:true });
      events.push({ t: 0, tr: 6, kind: "note", midi: key.tonicMidi - 24, vel: 0.80, bass:true });
      events.push({ t: 0, tr: 5, kind: "drum", drum: "hat", vel: 0.60 });
    }
  }

  function buildSolo(text){
    soloEvents = [];
    if (!soloOnEl || !soloOnEl.checked) return;
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msStep = msPerBeat * 0.5;

    var len = clamp(readFloat(soloLenEl, 0.70), 0.15, 1.50);

    var maxChars = 64;
    var t = 0;
    var prog = 0;

    var s = text.replace(/\r/g, "");
    if (s.length > maxChars) s = s.substring(s.length - maxChars);

    var chordBias = getChordBias();

    for (var i=0;i<s.length;i++){
      var ch = s[i];
      if (isSpace(ch)) { t += msStep; continue; }
      if (isPunct(ch)) { prog = (prog + 1) % 4; t += msStep; continue; }
      var info = pickNoteForChar(ch, keyName, prog, chordBias);
      soloEvents.push({ t: t, midi: info.midi, vel: 0.88, len: len, mate: info.mate });
      t += msStep;
    }
    if (!soloEvents.length){
      var key = SCALES[keyName] || SCALES.Amin;
      soloEvents.push({ t: 0, midi: key.tonicMidi + 12, vel: 0.65, len: len, mate: null });
    }
  }

  function scheduleList(list, nowPerf, msIntoLoop, msTarget, base, isSolo){
    function willPlayAt(t){
      var offsetMs = 0, ok = false;
      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<list.length;i++){
      var ev = list[i];
      var off = willPlayAt(ev.t % loopLenMs);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (isSolo){
        var soloType = (soloTypeEl && soloTypeEl.value) ? soloTypeEl.value : "piano";
        var hold = clamp(ev.len || 0.70, 0.15, 1.50);
        playByType(0, soloType, ev.midi, clamp(ev.vel||0.80, 0.02, 1), hold, when, { cutoff: tracks[0].cutoff + 700, res: tracks[0].res + 0.5 }, true);
        if (ev.mate !== null){
          playByType(0, soloType, ev.mate, clamp((ev.vel||0.80)*0.58, 0.02, 1), clamp(hold*0.85,0.12,1.30), when + 0.06, { cutoff: tracks[0].cutoff + 800, res: tracks[0].res + 0.6 }, true);
        }
      } else {
        if (ev.kind === "note"){
          var tr = tracks[ev.tr];
          if (!tr || !tr.enabled) continue;
          var vel = clamp(ev.vel || 0.6, 0.02, 1);
          var hold2 = (ev.pad || ev.bass) ? 0.12 : 0.08;
          var extra = null;
          if (ev.pad) extra = { cutoff: clamp(tr.cutoff + 600, 800, 5200), res: clamp(tr.res, 0.6, 10.0) };
          else if (ev.bass) extra = { cutoff: clamp(tr.cutoff, 120, 900), res: clamp(tr.res, 0.6, 3.5) };
          else if (ev.accent) extra = { cutoff: clamp(tr.cutoff + 1100, 900, 6500), res: clamp(tr.res + 0.2, 0.6, 11.0) };
          playByType(ev.tr, tr.type, ev.midi, vel, hold2, when, extra, false);
        } else if (ev.kind === "drum"){
          var trd = tracks[ev.tr];
          if (!trd || !trd.enabled) continue;
          playByType(ev.tr, "drums", 0, clamp(ev.vel || 0.7, 0.02, 1), 0, when, { kind: ev.drum }, false);
        } else if (ev.kind === "air"){
          var tra = tracks[ev.tr];
          if (!tra || !tra.enabled) continue;
          playByType(ev.tr, "air", 0, clamp(ev.vel || 0.4, 0.02, 1), 0, when, { tone: ev.tone || 1400 }, false);
        }
      }
    }
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 230;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;
    var base = ctx.currentTime + 0.02;

    scheduleList(events, nowPerf, msIntoLoop, msTarget, base, false);
    if (soloOnEl && soloOnEl.checked) scheduleList(soloEvents, nowPerf, msIntoLoop, msTarget, base, true);
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stopHard(){
    if (!ctx) return;
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }

    var t = ctx.currentTime;
    for (var i=0;i<tracks.length;i++){
      var tr = tracks[i];
      if (!tr || !tr.out) continue;
      try{
        tr.out.gain.cancelScheduledValues(t);
        tr.out.gain.setTargetAtTime(0.0001, t, 0.01);
      }catch(e){}
    }

    setStatus(armed ? "armed" : "locked");

    window.setTimeout(function(){
      if (!ctx) return;
      applyParams();
    }, 140);
  }

  function clearAll(){
    stopHard();
    progIndex = 0;
    events = [];
    soloEvents = [];
    loopStartPerf = performance.now();
    if (inp) inp.value = "";
    if (soloTextEl) soloTextEl.value = "";
    if (echoLine) echoLine.textContent = "";
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      playByType(3, "bell", 69, 0.30, 0.06, ctx.currentTime + 0.01, { cutoff: 3200, res: 1.2 }, true);
    });
  }

  function rebuildAll(){
    var text = inp ? (inp.value || "") : "";
    updateEchoLine(text);
    buildFromText(text);

    var st = soloTextEl ? (soloTextEl.value || "") : "";
    buildSolo(st);
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var info = pickNoteForChar(ch, keyName, progIndex, getChordBias());

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    var t0 = ctx.currentTime + 0.001;
    var tr0 = tracks[0];
    if (tr0 && tr0.enabled) playByType(0, tr0.type, info.midi, 0.92, 0.10, t0, null, false);
    if (info.mate !== null){
      var tr1 = tracks[1];
      if (tr1 && tr1.enabled) playByType(1, tr1.type, info.mate - 12, 0.55, 0.14, t0 + 0.02, {cutoff: tr1.cutoff+450, res: tr1.res}, false);
    }
    var tr5 = tracks[5];
    if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.45, 0, t0, {kind:"hat"}, false);
    if (isSpace(ch)){
      if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.85, 0, t0, {kind:"kick"}, false);
    }
  }

  function bindTrackUI(){
    for (var i=0;i<TRACK_COUNT;i++){
      var node = trackNodes[i];
      if (!node) continue;

      (function(index, el){
        var t = tracks[index];

        var en = el.querySelector("[data-gg5-tr-en]");
        var ty = el.querySelector("[data-gg5-tr-type]");
        var vol = el.querySelector("[data-gg5-tr-vol]");
        var pan = el.querySelector("[data-gg5-tr-pan]");
        var ech = el.querySelector("[data-gg5-tr-echo]");
        var rev = el.querySelector("[data-gg5-tr-rev]");
        var cut = el.querySelector("[data-gg5-tr-cut]");
        var res = el.querySelector("[data-gg5-tr-res]");

        function syncFromUI(){
          t.enabled = !!(en && en.checked);
          t.type = (ty && ty.value) ? ty.value : t.type;
          t.vol = clamp(readFloat(vol, t.vol), 0, 1);
          t.pan = clamp(readFloat(pan, t.pan), -1, 1);
          t.echo = clamp(readFloat(ech, t.echo), 0, 1);
          t.reverb = clamp(readFloat(rev, t.reverb), 0, 1);
          t.cutoff = clamp(readFloat(cut, t.cutoff), 120, 9000);
          t.res = clamp(readFloat(res, t.res), 0.6, 12);
          applyParams();
        }

        if (en) en.checked = t.enabled;
        if (ty) ty.value = t.type;
        if (vol) vol.value = String(t.vol);
        if (pan) pan.value = String(t.pan);
        if (ech) ech.value = String(t.echo);
        if (rev) rev.value = String(t.reverb);
        if (cut) cut.value = String(t.cutoff);
        if (res) res.value = String(t.res);

        var inputs = [en,ty,vol,pan,ech,rev,cut,res];
        for (var k=0;k<inputs.length;k++){
          if (!inputs[k]) continue;
          inputs[k].addEventListener("input", syncFromUI, true);
          inputs[k].addEventListener("change", syncFromUI, true);
        }
      })(i, node);
    }
  }

  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){ stopHard(); if (inp) inp.focus(); }, true);
  if (btnClear) btnClear.addEventListener("click", function(){ clearAll(); if (inp) inp.focus(); }, true);

  var globalInputs = [bpmEl,stretchEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl,driveEl,chordEl,subEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){
      applyParams();
      rebuildAll();
    }, true);
  }

  if (keySel) keySel.addEventListener("change", function(){ progIndex = 0; rebuildAll(); }, true);

  if (soloOnEl) soloOnEl.addEventListener("change", function(){ rebuildAll(); }, true);
  if (soloTypeEl) soloTypeEl.addEventListener("change", function(){}, true);
  if (soloLenEl) soloLenEl.addEventListener("input", function(){ rebuildAll(); }, true);
  if (soloTextEl) soloTextEl.addEventListener("input", function(){ rebuildAll(); }, true);

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){ rebuildAll(); }, true);
    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });
      }
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  if (echoLine) echoLine.textContent = "";

  var origArm = arm;
  arm = function(){
    origArm();
    if (ctx && tracks.length && !root.__gg5_tracksBound){
      root.__gg5_tracksBound = true;
      bindTrackUI();
      rebuildAll();
      applyParams();
    }
  };
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg5-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}
if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();
})();
//# sourceURL=glossogen5-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="glossogen6-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";

function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }
function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}
function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}
function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return { ratio: total ? (v/total) : 0, rep: total ? (rep/total) : 0 };
}
function tuneHz(freq, cents){ return freq * Math.pow(2, cents / 1200); }

var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};
var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];

function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}

function pickNoteForChar(ch, keyName, progIndex, chordBias){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);
  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);
  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var bias = clamp(typeof chordBias === "number" ? chordBias : 0.86, 0.40, 0.98);
  var degIndex = (t < bias) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);
  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }
  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}

function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}
function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}
function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
}
function softClipCurve(amount){
  var k = clamp(amount, 0, 1);
  var n = 1024;
  var curve = new Float32Array(n);
  var drive = 1 + k * 10;
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var y = Math.tanh(x * drive);
    curve[i] = y;
  }
  return curve;
}
function quantizeCurve(bits){
  var b = clamp(bits, 4, 16);
  var steps = Math.pow(2, b-1);
  var n = 2048;
  var curve = new Float32Array(n);
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var q = Math.round(x * steps) / steps;
    curve[i] = q;
  }
  return curve;
}

/* voices */
function voice_piano(ctx, out, freq, vel, hold, t0, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2200, t0);
  f.Q.setValueAtTime(0.75, t0);

  osc.connect(f);
  f.connect(out);

  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource();
  ns.buffer = nb;
  var nf = ctx.createBiquadFilter();
  nf.type = "highpass";
  nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain();
  ng.gain.setValueAtTime(vel * 0.12, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);

  var peak = clamp(vel, 0.04, 0.20);
  var rel = longRelease ? (1.05 + hold*1.35) : (0.40 + hold*0.95);
  env(out, t0, 0.004, 0.10, peak*0.30, rel, peak);

  osc.start(t0);
  ns.start(t0);
  osc.stop(t0 + 0.75 + hold + (longRelease?0.70:0.0));
  ns.stop(t0 + 0.03);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_strings(ctx, out, freq, vel, t0, cutoff, res, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);

  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.02, 0.12);
  var rel = longRelease ? 2.50 : 1.35;
  env(out, t0, 0.10, 0.35, peak*0.82, rel, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?3.35:1.85));
  o2.stop(t0 + (longRelease?3.35:1.85));
  o3.stop(t0 + (longRelease?3.35:1.85));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_organ(ctx, out, freq, vel, t0, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.8, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.03, 0.13);
  env(out, t0, 0.01, 0.10, peak*0.72, longRelease?1.35:0.55, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?2.40:1.05));
  o2.stop(t0 + (longRelease?2.40:1.05));
  o3.stop(t0 + (longRelease?2.40:1.05));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.18, 0.03, 0.14);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.24, peak);

  osc.start(t0);
  osc.stop(t0 + 0.35);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bell(ctx, out, freq, vel, t0, longRelease){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();

  car.type = "sine";
  mod.type = "sine";

  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);

  mod.connect(mg);
  mg.connect(car.frequency);

  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.002, 0.10, peak*0.35, longRelease?2.10:1.10, peak);

  car.connect(out);
  car.start(t0);
  mod.start(t0);
  car.stop(t0 + (longRelease?2.70:1.45));
  mod.stop(t0 + (longRelease?2.70:1.45));

  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_brass(ctx, out, freq, vel, t0, cutoff, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.14);
  env(out, t0, 0.02, 0.08, peak*0.55, longRelease?1.15:0.55, peak);

  osc.start(t0);
  osc.stop(t0 + (longRelease?1.55:0.95));

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.01, 0.07);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.32, peak);

  ns.start(t0);
  ns.stop(t0 + 0.26);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(44, t0 + 0.08);

  var peak = clamp(vel*0.30, 0.05, 0.24);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.16, peak);

  o.connect(out);
  o.start(t0);
  o.stop(t0 + 0.20);

  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.24, 0.04, 0.20);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.18, peak);

  ns.start(t0);
  ns.stop(t0 + 0.20);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);

  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.11);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.08, peak);

  ns.start(t0);
  ns.stop(t0 + 0.10);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bass(ctx, out, freq, vel, t0, cutoff, subMix){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  o1.type = "sine";
  o2.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o2.detune.setValueAtTime(-6, t0);

  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);

  var g1 = ctx.createGain(); g1.gain.setValueAtTime(clamp(subMix,0,1), t0);
  var g2 = ctx.createGain(); g2.gain.setValueAtTime(1.0 - clamp(subMix,0,1)*0.45, t0);

  o1.connect(g1); o2.connect(g2);
  g1.connect(mix); g2.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.85, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.28, 0.06, 0.25);
  env(out, t0, 0.004, 0.08, peak*0.36, 0.32, peak);

  o1.start(t0); o2.start(t0);
  o1.stop(t0 + 0.46);
  o2.stop(t0 + 0.46);

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}

/* roles and voices */
var VOICE_PRESETS = {
  "PULSE: TripHop Drums": { type:"drums", cutoff:2400, res:0.9, vol:0.75, echo:0.10, reverb:0.10 },
  "PULSE: Dub Hats": { type:"drums", cutoff:2400, res:0.9, vol:0.55, echo:0.22, reverb:0.12 },

  "BODY: Sub Sine": { type:"bass", cutoff:260, res:0.9, vol:0.95, echo:0.06, reverb:0.04 },
  "BODY: Tape Bass": { type:"bass", cutoff:320, res:0.9, vol:0.92, echo:0.08, reverb:0.06 },

  "MELODY: Piano": { type:"piano", cutoff:2400, res:0.9, vol:0.78, echo:0.20, reverb:0.18 },
  "MELODY: Brass Lead": { type:"brass", cutoff:2400, res:1.1, vol:0.62, echo:0.16, reverb:0.14 },
  "MELODY: Organ": { type:"organ", cutoff:2400, res:0.9, vol:0.62, echo:0.18, reverb:0.18 },

  "GRAIN: Vinyl Air": { type:"air", cutoff:2400, res:0.9, vol:0.30, echo:0.22, reverb:0.20 },
  "GRAIN: Bells Dust": { type:"bell", cutoff:4200, res:1.0, vol:0.44, echo:0.30, reverb:0.20 },

  "SHADOW: Strings Pad": { type:"strings", cutoff:2600, res:1.4, vol:0.44, echo:0.14, reverb:0.34 },
  "SHADOW: Pluck Ghost": { type:"pluck", cutoff:3200, res:1.0, vol:0.40, echo:0.28, reverb:0.14 }
};

function initWidget(root){
  if (!root || root.__gg6_inited) return;
  root.__gg6_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg6-arm]");
  var btnPlay = root.querySelector("[data-gg6-play]");
  var btnStop = root.querySelector("[data-gg6-stop]");
  var btnClear = root.querySelector("[data-gg6-clear]");

  var inp = root.querySelector("[data-gg6-input]");
  var statusEl = root.querySelector("[data-gg6-status]");
  var keySel = root.querySelector("[data-gg6-key]");

  var eraSel = root.querySelector("[data-gg6-era]");
  var modeSel = root.querySelector("[data-gg6-mode]");
  var musicalEl = root.querySelector("[data-gg6-musical]");
  var densityEl = root.querySelector("[data-gg6-density]");
  var swingEl = root.querySelector("[data-gg6-swing]");
  var memoryEl = root.querySelector("[data-gg6-memory]");

  var bpmEl = root.querySelector("[data-gg6-bpm]");
  var stretchEl = root.querySelector("[data-gg6-stretch]");
  var tuneEl = root.querySelector("[data-gg6-tune]");
  var masterEl = root.querySelector("[data-gg6-master]");
  var driveEl = root.querySelector("[data-gg6-drive]");
  var chordEl = root.querySelector("[data-gg6-chord]");
  var subEl = root.querySelector("[data-gg6-submix]");

  var eqLowEl = root.querySelector("[data-gg6-eq-low]");
  var eqMidEl = root.querySelector("[data-gg6-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg6-eq-high]");

  var delayTimeEl = root.querySelector("[data-gg6-delay-time]");
  var delayFbEl = root.querySelector("[data-gg6-delay-fb]");
  var reverbEl = root.querySelector("[data-gg6-reverb]");

  var lastCharEl = root.querySelector("[data-gg6-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg6-lastnote]");
  var barEl = root.querySelector("[data-gg6-bar]");
  var loopEl = root.querySelector("[data-gg6-loop]");
  var voxEl = root.querySelector("[data-gg6-vox]");

  var echoLine = root.querySelector("[data-gg6-echoline]");

  var soloOnEl = root.querySelector("[data-gg6-solo-on]");
  var soloTypeEl = root.querySelector("[data-gg6-solo-type]");
  var soloLenEl = root.querySelector("[data-gg6-solo-len]");
  var soloTextEl = root.querySelector("[data-gg6-solo-text]");

  var trackNodes = root.querySelectorAll("[data-gg6-track]");

  var ctx = null;
  var armed = false;

  var sum = null;
  var geneLP = null;
  var shaper = null;
  var bitQ = null;

  var eqLow = null;
  var eqMid = null;
  var eqHigh = null;

  var master = null;

  var revIn = null;
  var convolver = null;
  var revGain = null;

  var dlyIn = null;
  var delay = null;
  var fb = null;
  var dlyLP = null;

  var tapeNoise = null;
  var tapeNoiseGain = null;
  var wowLFO = null;
  var wowGain = null;

  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  var events = [];
  var soloEvents = [];
  var progIndex = 0;

  var tracks = [];
  var TRACK_COUNT = 8;

  var presentText = "";
  var memoryText = "";
  var traceText = "";

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }
  function readFloat(el, defv){ var v = parseFloat(el && el.value ? el.value : ""); return isFinite(v) ? v : defv; }
  function readInt(el, defv){ var v = parseInt(el && el.value ? el.value : "", 10); return isFinite(v) ? v : defv; }

  function getEra(){ return eraSel && eraSel.value ? eraSel.value : "tape"; }
  function getMode(){ return modeSel && modeSel.value ? modeSel.value : "author"; }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    sum = ctx.createGain();
    sum.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2200;
    geneLP.Q.value = 0.85;

    shaper = ctx.createWaveShaper();
    shaper.curve = softClipCurve(0.12);
    shaper.oversample = "2x";

    bitQ = ctx.createWaveShaper();
    bitQ.curve = quantizeCurve(12);
    bitQ.oversample = "none";

    eqLow = ctx.createBiquadFilter();
    eqLow.type = "lowshelf";
    eqLow.frequency.value = 95;
    eqLow.gain.value = 5.0;

    eqMid = ctx.createBiquadFilter();
    eqMid.type = "peaking";
    eqMid.frequency.value = 950;
    eqMid.Q.value = 0.9;
    eqMid.gain.value = 0;

    eqHigh = ctx.createBiquadFilter();
    eqHigh.type = "highshelf";
    eqHigh.frequency.value = 5200;
    eqHigh.gain.value = -1.5;

    master = ctx.createGain();
    master.gain.value = 0.42;

    sum.connect(geneLP);
    geneLP.connect(shaper);
    shaper.connect(bitQ);
    bitQ.connect(eqLow);
    eqLow.connect(eqMid);
    eqMid.connect(eqHigh);
    eqHigh.connect(master);
    master.connect(ctx.destination);

    revIn = ctx.createGain();
    revIn.gain.value = 1.0;
    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.85, 3.05);
    revGain = ctx.createGain();
    revGain.gain.value = 0.22;
    revIn.connect(convolver);
    convolver.connect(revGain);
    revGain.connect(sum);

    dlyIn = ctx.createGain();
    dlyIn.gain.value = 1.0;
    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.22;
    fb = ctx.createGain();
    fb.gain.value = 0.30;
    dlyLP = ctx.createBiquadFilter();
    dlyLP.type = "lowpass";
    dlyLP.frequency.value = 1800;
    dlyLP.Q.value = 0.7;
    dlyIn.connect(delay);
    delay.connect(dlyLP);
    dlyLP.connect(sum);
    dlyLP.connect(fb);
    fb.connect(delay);

    // tape noise (always created, enabled by era)
    tapeNoise = ctx.createBufferSource();
    tapeNoise.buffer = makeNoiseBuffer(ctx, 1.0);
    tapeNoise.loop = true;

    var tnf = ctx.createBiquadFilter();
    tnf.type = "bandpass";
    tnf.frequency.value = 3200;
    tnf.Q.value = 0.7;

    tapeNoiseGain = ctx.createGain();
    tapeNoiseGain.gain.value = 0.0;

    tapeNoise.connect(tnf);
    tnf.connect(tapeNoiseGain);
    tapeNoiseGain.connect(sum);

    tapeNoise.start(ctx.currentTime + 0.01);

    // wow/flutter: LFO affects master LP a tiny bit
    wowLFO = ctx.createOscillator();
    wowLFO.type = "sine";
    wowLFO.frequency.value = 0.35;
    wowGain = ctx.createGain();
    wowGain.gain.value = 0.0;
    wowLFO.connect(wowGain);
    wowGain.connect(geneLP.frequency);
    wowLFO.start(ctx.currentTime + 0.01);

    for (var i=0;i<TRACK_COUNT;i++){
      var t = { enabled:true, role:"MELODY", voice:"MELODY: Piano", type:"piano", vol:0.75, pan:0.0, echo:0.25, reverb:0.18, cutoff:2400, res:0.9,
        out:null, panner:null, sendDelay:null, sendRev:null };
      var out = ctx.createGain();
      out.gain.value = t.vol;
      var p = ctx.createStereoPanner ? ctx.createStereoPanner() : null;
      if (p){ p.pan.value = t.pan; out.connect(p); p.connect(sum); }
      else { out.connect(sum); }
      var sd = ctx.createGain(); sd.gain.value = t.echo; out.connect(sd); sd.connect(dlyIn);
      var sr = ctx.createGain(); sr.gain.value = t.reverb; out.connect(sr); sr.connect(revIn);
      t.out = out; t.panner = p; t.sendDelay = sd; t.sendRev = sr;
      tracks.push(t);
    }

    applyDefaults();
    normalizeForMusicality();
    applyParams();
    return true;
  }

  function applyDefaults(){
    setTrackFromPreset(0, "MELODY: Piano", "MELODY");
    setTrackFromPreset(1, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(2, "SHADOW: Pluck Ghost", "SHADOW");
    setTrackFromPreset(3, "GRAIN: Bells Dust", "GRAIN");
    setTrackFromPreset(4, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(5, "PULSE: TripHop Drums", "PULSE");
    setTrackFromPreset(6, "BODY: Tape Bass", "BODY");
    setTrackFromPreset(7, "GRAIN: Vinyl Air", "GRAIN");
  }

  function setTrackFromPreset(i, voiceName, role){
    var p = VOICE_PRESETS[voiceName] || VOICE_PRESETS["MELODY: Piano"];
    var t = tracks[i];
    t.role = role || t.role;
    t.voice = voiceName;
    t.type = p.type;
    t.cutoff = p.cutoff;
    t.res = p.res;
    t.vol = p.vol;
    t.echo = p.echo;
    t.reverb = p.reverb;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function getTempo(){
    var bpm = clamp(readInt(bpmEl, 80), 20, 180);
    var stretch = clamp(readFloat(stretchEl, 1.00), 0.25, 3.00);
    return { bpm: bpm, stretch: stretch };
  }
  function getTuneCents(){ return clamp(readFloat(tuneEl, 0), -50, 50); }
  function getDrive(){ return clamp(readFloat(driveEl, 0.16), 0, 1); }
  function getChordBias(){ return clamp(readFloat(chordEl, 0.90), 0.40, 0.98); }
  function getSubMix(){ return clamp(readFloat(subEl, 0.70), 0, 1); }

  function getMusicality(){ return clamp(readFloat(musicalEl, 0.80), 0, 1); }
  function getDensity(){ return clamp(readFloat(densityEl, 0.72), 0.05, 1); }
  function getSwing(){ return clamp(readFloat(swingEl, 0.12), 0, 0.33); }
  function getMemory(){ return clamp(readFloat(memoryEl, 0.50), 0, 1); }

  function normalizeForMusicality(){
    var mode = getMode();
    var m = getMusicality();

    if (mode === "author"){
      if (chordEl) chordEl.value = String(clamp(0.92 + m*0.06, 0.90, 0.98));
      if (driveEl) driveEl.value = String(clamp(0.12 + m*0.22, 0.12, 0.42));
      if (densityEl) densityEl.value = String(clamp(getDensity(), 0.18, 0.85));
      if (swingEl) swingEl.value = String(clamp(getSwing(), 0.02, 0.22));
    } else {
      if (chordEl) chordEl.value = String(clamp(getChordBias(), 0.70, 0.98));
    }

    var bassBoost = 0.92 + m*0.10;
    tracks[6].vol = clamp(bassBoost, 0.80, 1.0);
    tracks[6].cutoff = clamp(220 + (1-m)*120, 160, 420);

    tracks[3].vol = clamp(tracks[3].vol, 0.20, 0.52);
    tracks[3].echo = clamp(tracks[3].echo, 0.16, 0.38);

    tracks[5].vol = clamp(tracks[5].vol, 0.45, 0.82);
    tracks[5].echo = clamp(tracks[5].echo, 0.06, 0.28);

    tracks[1].reverb = clamp(tracks[1].reverb, 0.18, 0.48);
    tracks[4].reverb = clamp(tracks[4].reverb, 0.20, 0.52);
  }

  function applyEra(){
    if (!ctx) return;
    var era = getEra();

    tapeNoiseGain.gain.value = 0.0;
    wowGain.gain.value = 0.0;
    bitQ.curve = quantizeCurve(16);
    eqHigh.gain.value = -1.5;
    dlyLP.frequency.value = 1800;

    if (era === "tape"){
      tapeNoiseGain.gain.value = 0.008;
      wowLFO.frequency.value = 0.35;
      wowGain.gain.value = 18;
      bitQ.curve = quantizeCurve(14);
      eqHigh.gain.value = -3.0;
      dlyLP.frequency.value = 1650;
    } else if (era === "digital"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(10);
      eqHigh.gain.value = -0.5;
      dlyLP.frequency.value = 2100;
    } else if (era === "dub"){
      tapeNoiseGain.gain.value = 0.004;
      wowLFO.frequency.value = 0.22;
      wowGain.gain.value = 10;
      bitQ.curve = quantizeCurve(13);
      eqHigh.gain.value = -2.5;
      dlyLP.frequency.value = 1350;
    }
  }

  function applyParams(){
    if (!ctx) return;

    normalizeForMusicality();
    applyEra();

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1100, msPerBeat * 8);

    master.gain.value = clamp(readFloat(masterEl, 0.42), 0, 1);

    eqLow.gain.value = clamp(readFloat(eqLowEl, 5.0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, -1.5), -12, 12);

    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.22), 0.05, 0.75);

    var era = getEra();
    var fbMax = (era === "dub") ? 0.92 : 0.80;
    fb.gain.value = clamp(readFloat(delayFbEl, 0.30), 0, fbMax);

    revGain.gain.value = clamp(readFloat(reverbEl, 0.22), 0, 0.80);

    shaper.curve = softClipCurve(getDrive());

    for (var i=0;i<tracks.length;i++){
      var t = tracks[i];
      if (!t) continue;
      t.out.gain.value = t.enabled ? clamp(t.vol, 0, 1) : 0;
      if (t.panner) t.panner.pan.value = clamp(t.pan, -1, 1);
      t.sendDelay.gain.value = t.enabled ? clamp(t.echo, 0, 1) : 0;
      t.sendRev.gain.value = t.enabled ? clamp(t.reverb, 0, 1) : 0;
    }
  }

  function playByType(trackIndex, type, midi, vel, hold, when, extra, longRelease){
    if (!ctx) return;
    var tr = tracks[trackIndex];
    if (!tr || !tr.enabled) return;

    var cents = getTuneCents();
    var freq = (midi > 0) ? tuneHz(midiToHz(midi), cents) : 0;

    var out = ctx.createGain();
    out.connect(tr.out);

    var t0 = when;
    var cutoff = extra && extra.cutoff ? extra.cutoff : tr.cutoff;
    var res = extra && extra.res ? extra.res : tr.res;

    if (type === "piano") voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
    else if (type === "strings") voice_strings(ctx, out, freq, vel, t0, cutoff, res, !!longRelease);
    else if (type === "organ") voice_organ(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "pluck") voice_pluck(ctx, out, freq, vel, t0, cutoff);
    else if (type === "bell") voice_bell(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "brass") voice_brass(ctx, out, freq, vel, t0, cutoff, !!longRelease);
    else if (type === "air") voice_air(ctx, out, vel, t0, extra && extra.tone ? extra.tone : 1400);
    else if (type === "bass") voice_bass(ctx, out, freq, vel, t0, clamp(cutoff, 120, 900), getSubMix());
    else if (type === "drums"){
      var kind = extra && extra.kind ? extra.kind : "hat";
      if (kind === "kick") drumKick(ctx, out, t0, vel);
      else if (kind === "snare") drumSnare(ctx, out, t0, vel);
      else drumHat(ctx, out, t0, vel);
    } else voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
  }

  function updateEchoLine(){
    if (!echoLine) return;
    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";
    if (p.length > 140) p = p.substring(p.length - 140);
    if (m.length > 110) m = m.substring(m.length - 110);
    if (t.length > 90) t = t.substring(t.length - 90);
    echoLine.innerHTML = '<span class="t">' + escapeHtml(t) + '</span><br><span class="m">' + escapeHtml(m) + '</span><br><span class="p">' + escapeHtml(p) + '</span>';
  }

  function escapeHtml(s){
    return String(s)
      .replace(/&/g, "&amp;")
      .replace(/</g, "&lt;")
      .replace(/>/g, "&gt;")
      .replace(/"/g, "&quot;");
  }

  function buildFromTextLayer(text, layer, weight){
    var list = [];
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);

    var tail = text.length > 320 ? text.substring(text.length - 320) : text;
    var vs = vowelStats(tail);

    if (ctx && layer === "present"){
      var cutoff = clamp(650 + vs.ratio * 2800, 520, 4200);
      var q = clamp(0.7 + vs.rep * 7.0, 0.7, 9.0);
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(q, ctx.currentTime);
      if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    }

    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];
    var sumLen = 0;
    for (var i=0;i<words.length;i++) sumLen += words[i].length;
    var avg = sumLen / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4;
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msPerStep = msPerBeat / stepsPerBeat;

    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var swing = getSwing();
    function stepToMs(s){
      var base = s * msPerStep;
      var off = (s % 2) ? (msPerStep * swing) : 0;
      return base + off;
    }

    var chordBias = getChordBias();
    var density = getDensity();
    var mode = getMode();
    if (mode === "author"){
      chordBias = clamp(chordBias, 0.88, 0.98);
      density = clamp(density, 0.18, 0.85);
    }

    var step = 0;

    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;

      var idx = charToIndex(ch);
      var gate = ((idx % 100) / 100);
      if (gate > density && !isPunct(ch) && !isSpace(ch)) { step = (step + 1) % stepsTotal; continue; }

      var t = stepToMs(step) % loopLenMs;
      if (isSpace(ch)){
        list.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.55 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }
      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        list.push({ t: t, tr: 5, kind: "drum", drum: which, vel: 0.85 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

      list.push({ t: t, tr: 0, kind: "note", midi: info.midi, vel: 0.90 * weight, layer: layer });

      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);

      if (isV || ((idx % 5) === 0)){
        list.push({ t: t, tr: 1, kind: "note", midi: info.midi - 12, vel: 0.55 * weight, pad: true, layer: layer });
      }
      if (!isV && ((idx % 3) === 0)){
        list.push({ t: (t + msPerStep*0.25) % loopLenMs, tr: 2, kind: "note", midi: info.midi + 12, vel: 0.45 * weight, layer: layer });
      }
      if ((idx % 11) === 0){
        list.push({ t: (t + msPerStep*0.50) % loopLenMs, tr: 3, kind: "note", midi: info.midi + 12, vel: 0.36 * weight, accent: true, layer: layer });
      }
      if (info.mate !== null){
        list.push({ t: (t + 14) % loopLenMs, tr: 0, kind: "note", midi: info.mate, vel: 0.50 * weight, layer: layer });
      }

      if (layer === "present" && ((step % stepsPerBeat) === 0)){
        var chordDegs = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 31) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        list.push({ t: t, tr: 6, kind: "note", midi: bassMidi, vel: 0.98, bass: true, layer: layer });
        if ((idx % 2) === 0){
          var subMidi = bassMidi - 12;
          while (subMidi < 28) subMidi += 12;
          list.push({ t: (t + 6) % loopLenMs, tr: 6, kind: "note", midi: subMidi, vel: 0.78, bass: true, layer: layer });
        }
      }

      if (idx > 20 && (idx % 7) === 0){
        list.push({ t: (t + msPerStep*0.15) % loopLenMs, tr: 7, kind: "air", tone: 1100 + vs.ratio*2200, vel: 0.40 * weight, layer: layer });
      }

      step = (step + 1) % stepsTotal;
    }

    return list;
  }

  function buildAll(){
    if (!ctx) return;

    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";

    var words = p.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    var avg = 4;
    if (words.length){
      var sumLen = 0;
      for (var i=0;i<words.length;i++) sumLen += words[i].length;
      avg = sumLen / Math.max(1, words.length);
    }
    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1000, msPerBeat * 8);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    var memAmt = getMemory();
    var wP = 1.00;
    var wM = 0.40 * memAmt;
    var wT = 0.22 * memAmt;

    progIndex = 0;
    events = []
      .concat(buildFromTextLayer(p, "present", wP))
      .concat(buildFromTextLayer(m, "memory", wM))
      .concat(buildFromTextLayer(t, "trace", wT));

    buildSolo();
  }

  function buildSolo(){
    soloEvents = [];
    if (!soloOnEl || !soloOnEl.checked) return;
    var text = soloTextEl ? (soloTextEl.value || "") : "";
    if (!text) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msStep = msPerBeat * 0.5;

    var len = clamp(readFloat(soloLenEl, 0.80), 0.20, 1.60);

    var maxChars = 64;
    var t = 0;
    var prog = 0;

    var s = text.replace(/\r/g, "");
    if (s.length > maxChars) s = s.substring(s.length - maxChars);

    var chordBias = getChordBias();
    var mode = getMode();
    if (mode === "author") chordBias = clamp(chordBias, 0.88, 0.98);

    for (var i=0;i<s.length;i++){
      var ch = s[i];
      if (isSpace(ch)) { t += msStep; continue; }
      if (isPunct(ch)) { prog = (prog + 1) % 4; t += msStep; continue; }
      var info = pickNoteForChar(ch, keyName, prog, chordBias);
      soloEvents.push({ t: t % loopLenMs, midi: info.midi, vel: 0.86, len: len, mate: info.mate });
      t += msStep;
    }
  }

  function scheduleList(list, nowPerf, msIntoLoop, msTarget, base, isSolo){
    function willPlayAt(t){
      var offsetMs = 0, ok = false;
      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<list.length;i++){
      var ev = list[i];
      var off = willPlayAt(ev.t % loopLenMs);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (isSolo){
        var soloType = (soloTypeEl && soloTypeEl.value) ? soloTypeEl.value : "piano";
        var hold = clamp(ev.len || 0.80, 0.20, 1.60);
        playByType(0, soloType, ev.midi, clamp(ev.vel||0.80, 0.02, 1), hold, when, { cutoff: tracks[0].cutoff + 700, res: tracks[0].res + 0.5 }, true);
        if (ev.mate !== null){
          playByType(0, soloType, ev.mate, clamp((ev.vel||0.80)*0.58, 0.02, 1), clamp(hold*0.85,0.18,1.45), when + 0.06, { cutoff: tracks[0].cutoff + 800, res: tracks[0].res + 0.6 }, true);
        }
      } else {
        if (ev.kind === "note"){
          var tr = tracks[ev.tr];
          if (!tr || !tr.enabled) continue;

          var vel = clamp(ev.vel || 0.6, 0.02, 1);
          var hold2 = (ev.pad || ev.bass) ? 0.12 : 0.08;

          if (ev.layer === "memory"){ vel *= 0.70; hold2 *= 1.10; }
          if (ev.layer === "trace"){ vel *= 0.55; hold2 *= 1.25; }

          var extra = null;
          if (ev.pad) extra = { cutoff: clamp(tr.cutoff + 600, 800, 5200), res: clamp(tr.res, 0.6, 10.0) };
          else if (ev.bass) extra = { cutoff: clamp(tr.cutoff, 120, 900), res: clamp(tr.res, 0.6, 3.5) };
          else if (ev.accent) extra = { cutoff: clamp(tr.cutoff + 1100, 900, 6500), res: clamp(tr.res + 0.2, 0.6, 11.0) };

          playByType(ev.tr, tr.type, ev.midi, vel, hold2, when, extra, false);
        } else if (ev.kind === "drum"){
          var trd = tracks[ev.tr];
          if (!trd || !trd.enabled) continue;
          playByType(ev.tr, "drums", 0, clamp(ev.vel || 0.7, 0.02, 1), 0, when, { kind: ev.drum }, false);
        } else if (ev.kind === "air"){
          var tra = tracks[ev.tr];
          if (!tra || !tra.enabled) continue;
          playByType(ev.tr, "air", 0, clamp(ev.vel || 0.4, 0.02, 1), 0, when, { tone: ev.tone || 1400 }, false);
        }
      }
    }
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 230;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;
    var base = ctx.currentTime + 0.02;

    scheduleList(events, nowPerf, msIntoLoop, msTarget, base, false);
    if (soloOnEl && soloOnEl.checked) scheduleList(soloEvents, nowPerf, msIntoLoop, msTarget, base, true);
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stopHard(){
    if (!ctx) return;
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }

    var t = ctx.currentTime;
    for (var i=0;i<tracks.length;i++){
      var tr = tracks[i];
      if (!tr || !tr.out) continue;
      try{
        tr.out.gain.cancelScheduledValues(t);
        tr.out.gain.setTargetAtTime(0.0001, t, 0.01);
      }catch(e){}
    }
    setStatus(armed ? "armed" : "locked");
    window.setTimeout(function(){ if (!ctx) return; applyParams(); }, 140);
  }

  function clearAll(){
    stopHard();
    progIndex = 0;
    events = [];
    soloEvents = [];
    loopStartPerf = performance.now();
    presentText = "";
    memoryText = "";
    traceText = "";
    if (inp) inp.value = "";
    if (soloTextEl) soloTextEl.value = "";
    updateEchoLine();
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function shiftMemory(reason){
    var memAmt = getMemory();
    if (memAmt <= 0.01) return;
    traceText = (traceText ? traceText + " " : "") + memoryText;
    if (traceText.length > 420) traceText = traceText.substring(traceText.length - 420);
    memoryText = presentText;
    presentText = "";
    if (inp) inp.value = "";
    updateEchoLine();
    buildAll();
    if (reason && lastCharEl) lastCharEl.textContent = reason;
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      playByType(3, "bell", 69, 0.28, 0.06, ctx.currentTime + 0.01, { cutoff: 3200, res: 1.2 }, true);
      buildAll();
    });
  }

  function rebuildFromInput(){
    presentText = inp ? (inp.value || "") : presentText;
    updateEchoLine();
    buildAll();
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var mode = getMode();
    var chordBias = getChordBias();
    if (mode === "author") chordBias = clamp(chordBias, 0.88, 0.98);

    var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    var t0 = ctx.currentTime + 0.001;
    var tr0 = tracks[0];
    if (tr0 && tr0.enabled) playByType(0, tr0.type, info.midi, 0.88, 0.10, t0, null, false);

    if (info.mate !== null){
      var tr1 = tracks[1];
      if (tr1 && tr1.enabled) playByType(1, tr1.type, info.mate - 12, 0.50, 0.14, t0 + 0.02, {cutoff: tr1.cutoff+450, res: tr1.res}, false);
    }

    var tr5 = tracks[5];
    if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.40, 0, t0, {kind:"hat"}, false);

    if (isSpace(ch)){
      if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.85, 0, t0, {kind:"kick"}, false);
    }
  }

  function bindTrackUI(){
    for (var i=0;i<TRACK_COUNT;i++){
      var node = trackNodes[i];
      if (!node) continue;

      (function(index, el){
        var t = tracks[index];

        var en = el.querySelector("[data-gg6-tr-en]");
        var role = el.querySelector("[data-gg6-tr-role]");
        var voice = el.querySelector("[data-gg6-tr-voice]");
        var vol = el.querySelector("[data-gg6-tr-vol]");
        var pan = el.querySelector("[data-gg6-tr-pan]");
        var ech = el.querySelector("[data-gg6-tr-echo]");
        var rev = el.querySelector("[data-gg6-tr-rev]");
        var cut = el.querySelector("[data-gg6-tr-cut]");
        var res = el.querySelector("[data-gg6-tr-res]");

        function applyPresetFromVoice(){
          var v = voice && voice.value ? voice.value : t.voice;
          var p = VOICE_PRESETS[v];
          if (!p) return;
          t.voice = v;
          t.role = v.split(":")[0].trim();
          t.type = p.type;
          t.cutoff = p.cutoff;
          t.res = p.res;
          t.vol = p.vol;
          t.echo = p.echo;
          t.reverb = p.reverb;

          if (role) role.value = t.role;
          if (vol) vol.value = String(t.vol);
          if (ech) ech.value = String(t.echo);
          if (rev) rev.value = String(t.reverb);
          if (cut) cut.value = String(t.cutoff);
          if (res) res.value = String(t.res);

          applyParams();
        }

        function syncFromUI(){
          t.enabled = !!(en && en.checked);
          t.role = (role && role.value) ? role.value : t.role;

          if (voice && voice.value && voice.value !== t.voice){
            applyPresetFromVoice();
            return;
          }

          t.vol = clamp(readFloat(vol, t.vol), 0, 1);
          t.pan = clamp(readFloat(pan, t.pan), -1, 1);
          t.echo = clamp(readFloat(ech, t.echo), 0, 1);
          t.reverb = clamp(readFloat(rev, t.reverb), 0, 1);
          t.cutoff = clamp(readFloat(cut, t.cutoff), 120, 9000);
          t.res = clamp(readFloat(res, t.res), 0.6, 12);

          normalizeForMusicality();
          applyParams();
        }

        if (en) en.checked = t.enabled;
        if (role) role.value = t.role;
        if (voice) voice.value = t.voice;

        if (vol) vol.value = String(t.vol);
        if (pan) pan.value = String(t.pan);
        if (ech) ech.value = String(t.echo);
        if (rev) rev.value = String(t.reverb);
        if (cut) cut.value = String(t.cutoff);
        if (res) res.value = String(t.res);

        var inputs = [en,role,voice,vol,pan,ech,rev,cut,res];
        for (var k=0;k<inputs.length;k++){
          if (!inputs[k]) continue;
          inputs[k].addEventListener("input", syncFromUI, true);
          inputs[k].addEventListener("change", syncFromUI, true);
        }
      })(i, node);
    }
  }

  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      applyParams();
      buildAll();
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){ stopHard(); if (inp) inp.focus(); }, true);
  if (btnClear) btnClear.addEventListener("click", function(){ clearAll(); if (inp) inp.focus(); }, true);

  var globalInputs = [eraSel,modeSel,musicalEl,densityEl,swingEl,memoryEl,bpmEl,stretchEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl,driveEl,chordEl,subEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
    globalInputs[gi].addEventListener("change", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
  }

  if (keySel) keySel.addEventListener("change", function(){ progIndex = 0; buildAll(); }, true);

  if (soloOnEl) soloOnEl.addEventListener("change", function(){ buildAll(); }, true);
  if (soloTypeEl) soloTypeEl.addEventListener("change", function(){}, true);
  if (soloLenEl) soloLenEl.addEventListener("input", function(){ buildAll(); }, true);
  if (soloTextEl) soloTextEl.addEventListener("input", function(){ buildAll(); }, true);

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){
      presentText = inp.value || "";
      updateEchoLine();
      buildAll();
    }, true);

    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });

        if (isPunct(k)){
          if ((presentText || "").length > 12) shiftMemory("punct");
        }

        var lim = 80;
        if ((presentText || "").length > lim){
          shiftMemory("auto");
        }
      }
    }, true);
  }

  if (inp){
    var lastSpace = 0;
    inp.addEventListener("keyup", function(e){
      if (!e || e.key !== " ") return;
      var t = Date.now();
      if (t - lastSpace < 260){
        shiftMemory("shift");
      }
      lastSpace = t;
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  updateEchoLine();

  var origArm = arm;
  arm = function(){
    origArm();
    if (ctx && tracks.length && !root.__gg6_tracksBound){
      root.__gg6_tracksBound = true;
      bindTrackUI();
      buildAll();
      applyParams();
    }
  };
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg6-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}
if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();
})();
(function(){
"use strict";

function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }
function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}
function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}
function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return { ratio: total ? (v/total) : 0, rep: total ? (rep/total) : 0 };
}
function tuneHz(freq, cents){ return freq * Math.pow(2, cents / 1200); }

var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};
var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];

function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}

function pickNoteForChar(ch, keyName, progIndex, chordBias){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);
  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);
  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var bias = clamp(typeof chordBias === "number" ? chordBias : 0.86, 0.40, 0.98);
  var degIndex = (t < bias) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);
  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }
  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}

function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}
function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}
function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
}
function softClipCurve(amount){
  var k = clamp(amount, 0, 1);
  var n = 1024;
  var curve = new Float32Array(n);
  var drive = 1 + k * 10;
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var y = Math.tanh(x * drive);
    curve[i] = y;
  }
  return curve;
}
function quantizeCurve(bits){
  var b = clamp(bits, 4, 16);
  var steps = Math.pow(2, b-1);
  var n = 2048;
  var curve = new Float32Array(n);
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var q = Math.round(x * steps) / steps;
    curve[i] = q;
  }
  return curve;
}

/* voices */
function voice_piano(ctx, out, freq, vel, hold, t0, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2200, t0);
  f.Q.setValueAtTime(0.75, t0);

  osc.connect(f);
  f.connect(out);

  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource();
  ns.buffer = nb;
  var nf = ctx.createBiquadFilter();
  nf.type = "highpass";
  nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain();
  ng.gain.setValueAtTime(vel * 0.12, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);

  var peak = clamp(vel, 0.04, 0.20);
  var rel = longRelease ? (1.05 + hold*1.35) : (0.40 + hold*0.95);
  env(out, t0, 0.004, 0.10, peak*0.30, rel, peak);

  osc.start(t0);
  ns.start(t0);
  osc.stop(t0 + 0.75 + hold + (longRelease?0.70:0.0));
  ns.stop(t0 + 0.03);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_strings(ctx, out, freq, vel, t0, cutoff, res, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);

  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.02, 0.12);
  var rel = longRelease ? 2.50 : 1.35;
  env(out, t0, 0.10, 0.35, peak*0.82, rel, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?3.35:1.85));
  o2.stop(t0 + (longRelease?3.35:1.85));
  o3.stop(t0 + (longRelease?3.35:1.85));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_organ(ctx, out, freq, vel, t0, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.8, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.03, 0.13);
  env(out, t0, 0.01, 0.10, peak*0.72, longRelease?1.35:0.55, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?2.40:1.05));
  o2.stop(t0 + (longRelease?2.40:1.05));
  o3.stop(t0 + (longRelease?2.40:1.05));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.18, 0.03, 0.14);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.24, peak);

  osc.start(t0);
  osc.stop(t0 + 0.35);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bell(ctx, out, freq, vel, t0, longRelease){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();

  car.type = "sine";
  mod.type = "sine";

  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);

  mod.connect(mg);
  mg.connect(car.frequency);

  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.002, 0.10, peak*0.35, longRelease?2.10:1.10, peak);

  car.connect(out);
  car.start(t0);
  mod.start(t0);
  car.stop(t0 + (longRelease?2.70:1.45));
  mod.stop(t0 + (longRelease?2.70:1.45));

  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_brass(ctx, out, freq, vel, t0, cutoff, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.14);
  env(out, t0, 0.02, 0.08, peak*0.55, longRelease?1.15:0.55, peak);

  osc.start(t0);
  osc.stop(t0 + (longRelease?1.55:0.95));

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.01, 0.07);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.32, peak);

  ns.start(t0);
  ns.stop(t0 + 0.26);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(44, t0 + 0.08);

  var peak = clamp(vel*0.30, 0.05, 0.24);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.16, peak);

  o.connect(out);
  o.start(t0);
  o.stop(t0 + 0.20);

  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.24, 0.04, 0.20);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.18, peak);

  ns.start(t0);
  ns.stop(t0 + 0.20);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);

  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.11);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.08, peak);

  ns.start(t0);
  ns.stop(t0 + 0.10);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bass(ctx, out, freq, vel, t0, cutoff, subMix){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  o1.type = "sine";
  o2.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o2.detune.setValueAtTime(-6, t0);

  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);

  var g1 = ctx.createGain(); g1.gain.setValueAtTime(clamp(subMix,0,1), t0);
  var g2 = ctx.createGain(); g2.gain.setValueAtTime(1.0 - clamp(subMix,0,1)*0.45, t0);

  o1.connect(g1); o2.connect(g2);
  g1.connect(mix); g2.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.85, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.28, 0.06, 0.25);
  env(out, t0, 0.004, 0.08, peak*0.36, 0.32, peak);

  o1.start(t0); o2.start(t0);
  o1.stop(t0 + 0.46);
  o2.stop(t0 + 0.46);

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}

/* roles and voices */
var VOICE_PRESETS = {
  "PULSE: TripHop Drums": { type:"drums", cutoff:2400, res:0.9, vol:0.75, echo:0.10, reverb:0.10 },
  "PULSE: Dub Hats": { type:"drums", cutoff:2400, res:0.9, vol:0.55, echo:0.22, reverb:0.12 },

  "BODY: Sub Sine": { type:"bass", cutoff:260, res:0.9, vol:0.95, echo:0.06, reverb:0.04 },
  "BODY: Tape Bass": { type:"bass", cutoff:320, res:0.9, vol:0.92, echo:0.08, reverb:0.06 },

  "MELODY: Piano": { type:"piano", cutoff:2400, res:0.9, vol:0.78, echo:0.20, reverb:0.18 },
  "MELODY: Brass Lead": { type:"brass", cutoff:2400, res:1.1, vol:0.62, echo:0.16, reverb:0.14 },
  "MELODY: Organ": { type:"organ", cutoff:2400, res:0.9, vol:0.62, echo:0.18, reverb:0.18 },

  "GRAIN: Vinyl Air": { type:"air", cutoff:2400, res:0.9, vol:0.30, echo:0.22, reverb:0.20 },
  "GRAIN: Bells Dust": { type:"bell", cutoff:4200, res:1.0, vol:0.44, echo:0.30, reverb:0.20 },

  "SHADOW: Strings Pad": { type:"strings", cutoff:2600, res:1.4, vol:0.44, echo:0.14, reverb:0.34 },
  "SHADOW: Pluck Ghost": { type:"pluck", cutoff:3200, res:1.0, vol:0.40, echo:0.28, reverb:0.14 }
};

function initWidget(root){
  if (!root || root.__gg81_inited) return;
  root.__gg81_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg81-arm]");
  var btnPlay = root.querySelector("[data-gg81-play]");
  var btnStop = root.querySelector("[data-gg81-stop]");
  var btnClear = root.querySelector("[data-gg81-clear]");

  var inp = root.querySelector("[data-gg81-input]");
  var statusEl = root.querySelector("[data-gg81-status]");
  var keySel = root.querySelector("[data-gg81-key]");

  var eraSel = root.querySelector("[data-gg81-era]");
  var modeSel = root.querySelector("[data-gg81-mode]");
  var presetSel = root.querySelector("[data-gg81-preset]");
  var musicalEl = root.querySelector("[data-gg81-musical]");
  var densityEl = root.querySelector("[data-gg81-density]");
  var swingEl = root.querySelector("[data-gg81-swing]");
  var memoryEl = root.querySelector("[data-gg81-memory]");

  var bpmEl = root.querySelector("[data-gg81-bpm]");
  var stretchEl = root.querySelector("[data-gg81-stretch]");
  var tuneEl = root.querySelector("[data-gg81-tune]");
  var masterEl = root.querySelector("[data-gg81-master]");
  var driveEl = root.querySelector("[data-gg81-drive]");
  var chordEl = root.querySelector("[data-gg81-chord]");
  var subEl = root.querySelector("[data-gg81-submix]");

  var eqLowEl = root.querySelector("[data-gg81-eq-low]");
  var eqMidEl = root.querySelector("[data-gg81-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg81-eq-high]");

  var delayTimeEl = root.querySelector("[data-gg81-delay-time]");
  var delayFbEl = root.querySelector("[data-gg81-delay-fb]");
  var reverbEl = root.querySelector("[data-gg81-reverb]");

  var lastCharEl = root.querySelector("[data-gg81-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg81-lastnote]");
  var barEl = root.querySelector("[data-gg81-bar]");
  var loopEl = root.querySelector("[data-gg81-loop]");
  var voxEl = root.querySelector("[data-gg81-vox]");

  var echoLine = root.querySelector("[data-gg81-echoline]");
  var visCanvas = root.querySelector("[data-gg81-viscan]");


  // ---------- Color Field Visual (hypnotic, non-FFT bars) ----------
  var visRunning = false;
  var visRAF = 0;
  var visBands = new Uint8Array(512);
  var visState = { low:0, mid:0, high:0, air:0, t:0, bend:0.5 };
  function visResize(){
    if (!visCanvas) return;
    var dpr = Math.max(1, Math.min(2, window.devicePixelRatio || 1));
    var box = visCanvas.getBoundingClientRect();
    var s = Math.max(220, Math.min(640, Math.floor(Math.min(box.width, box.height) || 360)));
    visCanvas.width = Math.floor(s * dpr);
    visCanvas.height = Math.floor(s * dpr);
  }
  function lerp(a,b,t){ return a + (b-a)*t; }
  function smoothstep(t){ return t*t*(3-2*t); }
  function hexToRgb(h){
    var x = h.replace("#","");
    if (x.length===3){ x = x[0]+x[0]+x[1]+x[1]+x[2]+x[2]; }
    var n = parseInt(x,16);
    return { r:(n>>16)&255, g:(n>>8)&255, b:n&255 };
  }
  // Muted palettes by "ERA" (fallback if style not present)
  var PALETTES = [
    ["#1b1b22","#2a2433","#3a2f3d","#2b3a3a","#1b2a33"], // noir
    ["#151a22","#27333c","#2a2d3d","#3b2f2f","#24322c"], // tape
    ["#12161c","#1e2a38","#2a2c36","#2a3a2f","#2a2230"]  // cold
  ];
  function pickPalette(){
    // reuse era selector if exists
    var k = (eraSel && eraSel.value) ? String(eraSel.value) : "";
    var id = 0;
    if (k.indexOf("WAX")!==-1 || k.indexOf("CYL")!==-1) id = 1;
    if (k.indexOf("COLD")!==-1 || k.indexOf("NOIR")!==-1) id = 0;
    if (k.indexOf("DIG")!==-1 || k.indexOf("BIT")!==-1) id = 2;
    return PALETTES[id] || PALETTES[0];
  }
  function bandEnergy(lo, hi){
    if (!analyser) return 0;
    analyser.getByteFrequencyData(visBands);
    var n = visBands.length;
    var a = Math.floor(clamp(lo,0,1) * (n-1));
    var b = Math.floor(clamp(hi,0,1) * (n-1));
    if (b <= a) b = a + 1;
    var s = 0;
    for (var i=a;i<=b;i++){ s += visBands[i]; }
    return (s / (b-a+1)) / 255;
  }
  function visTick(){
    if (!visCanvas) return;
    visRAF = requestAnimationFrame(visTick);
    var ctx2d = visCanvas.getContext("2d");
    if (!ctx2d) return;

    // energies (very smoothed)
    var l = bandEnergy(0.00, 0.08);
    var m = bandEnergy(0.08, 0.22);
    var h = bandEnergy(0.22, 0.55);
    var a = bandEnergy(0.55, 1.00);

    visState.low  = lerp(visState.low,  l, 0.06);
    visState.mid  = lerp(visState.mid,  m, 0.06);
    visState.high = lerp(visState.high, h, 0.06);
    visState.air  = lerp(visState.air,  a, 0.06);
    visState.t += 0.004 + visState.mid * 0.010;

    var w = visCanvas.width, hgt = visCanvas.height;
    ctx2d.clearRect(0,0,w,hgt);

    var pal = pickPalette();
    var c0 = hexToRgb(pal[0]), c1 = hexToRgb(pal[1]), c2 = hexToRgb(pal[2]), c3 = hexToRgb(pal[3]), c4 = hexToRgb(pal[4]);

    // background gradient
    var bg = ctx2d.createLinearGradient(0,0,0,hgt);
    bg.addColorStop(0, "rgba("+c0.r+","+c0.g+","+c0.b+",1)");
    bg.addColorStop(1, "rgba(0,0,0,1)");
    ctx2d.fillStyle = bg;
    ctx2d.fillRect(0,0,w,hgt);

    // calm geometry: 4 flowing bands
    var bands = [
      { e:visState.low,  col:c1, y0:0.68, amp:0.09 },
      { e:visState.mid,  col:c2, y0:0.54, amp:0.08 },
      { e:visState.high, col:c3, y0:0.40, amp:0.07 },
      { e:visState.air,  col:c4, y0:0.28, amp:0.06 }
    ];

    function drawBand(bi, idx){
      var yBase = bi.y0 * hgt;
      var amp = (0.015 + bi.amp * smoothstep(bi.e)) * hgt;
      var phase = visState.t * (0.8 + idx*0.25);
      ctx2d.beginPath();
      var steps = 30;
      for (var i=0;i<=steps;i++){
        var x = (i/steps) * w;
        var nx = i/steps;
        var wob = Math.sin(phase + nx*6.283) * 0.55 + Math.sin(phase*0.7 + nx*12.1) * 0.25;
        var y = yBase + wob * amp;
        if (i===0) ctx2d.moveTo(x, y);
        else ctx2d.quadraticCurveTo(x - w/steps*0.5, y, x, y);
      }
      ctx2d.lineTo(w, hgt);
      ctx2d.lineTo(0, hgt);
      ctx2d.closePath();

      var alpha = 0.14 + smoothstep(bi.e) * 0.26;
      ctx2d.fillStyle = "rgba("+bi.col.r+","+bi.col.g+","+bi.col.b+","+alpha+")";
      ctx2d.fill();
    }
    for (var j=0;j<bands.length;j++) drawBand(bands[j], j);

    // subtle vignette
    var vg = ctx2d.createRadialGradient(w*0.5,hgt*0.5, Math.min(w,hgt)*0.10, w*0.5,hgt*0.5, Math.min(w,hgt)*0.62);
    vg.addColorStop(0, "rgba(0,0,0,0)");
    vg.addColorStop(1, "rgba(0,0,0,0.55)");
    ctx2d.fillStyle = vg;
    ctx2d.fillRect(0,0,w,hgt);
  }
  function visStart(){
    if (visRunning) return;
    visRunning = true;
    visResize();
    visTick();
  }
  function visStop(){
    if (!visRunning) return;
    visRunning = false;
    try{ cancelAnimationFrame(visRAF); }catch(e){}
  }
  var soloOnEl = root.querySelector("[data-gg81-solo-on]");
  var soloTypeEl = root.querySelector("[data-gg81-solo-type]");
  var soloLenEl = root.querySelector("[data-gg81-solo-len]");
  var soloCurveEl = root.querySelector("[data-gg81-solo-curve]");

  var trackNodes = root.querySelectorAll("[data-gg81-track]");

  var ctx = null;
  var armed = false;

  var sum = null;
  var geneLP = null;
  var shaper = null;
  var bitQ = null;

  var eqLow = null;
  var eqMid = null;
  var eqHigh = null;

  var master = null;
  var analyser = null;

  var revIn = null;
  var convolver = null;
  var revGain = null;

  var dlyIn = null;
  var delay = null;
  var fb = null;
  var dlyLP = null;

  var tapeNoise = null;
  var tapeNoiseGain = null;
  var wowLFO = null;
  var wowGain = null;

  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  var events = [];
  var soloEvents = [];
  var progIndex = 0;

  var tracks = [];
  var TRACK_COUNT = 8;

  var presentText = "";
  var memoryText = "";
  var traceText = "";

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }
  function readFloat(el, defv){ var v = parseFloat(el && el.value ? el.value : ""); return isFinite(v) ? v : defv; }
  function readInt(el, defv){ var v = parseInt(el && el.value ? el.value : "", 10); return isFinite(v) ? v : defv; }

  function eraBucket(v){
    if (!v) return "tape";
    if (v.indexOf("dig_") === 0) return "digital";
    if (v.indexOf("dub_") === 0) return "dub";
    return "tape";
  }
  function getEra(){
    var v = eraSel && eraSel.value ? eraSel.value : "tape_90";
    return eraBucket(v);
  }
  function getMode(){ return modeSel && modeSel.value ? modeSel.value : "author"; }

  function setVal(el, v){ if (el) el.value = String(v); }
  function applyPreset(id){
    if (!id) return;
    // core sound presets (keep harmony stable in AUTHOR)
    var P = {
      "P01": { era:"tape_90", bpm:72, density:0.58, swing:0.22, memory:0.34, reverb:0.22, delayt:0.22, delayfb:0.30, drive:0.18, chord:0.92, sub:0.62, solo:"piano:noct", sololen:0.98 },
      "P02": { era:"dub_space", bpm:68, density:0.44, swing:0.38, memory:0.62, reverb:0.30, delayt:0.36, delayfb:0.44, drive:0.12, chord:0.95, sub:0.70, solo:"strings:cin", sololen:1.15 },
      "P03": { era:"dig_glass", bpm:90, density:0.66, swing:0.12, memory:0.28, reverb:0.18, delayt:0.16, delayfb:0.22, drive:0.10, chord:0.90, sub:0.52, solo:"bell:glass", sololen:0.85 },
      "P04": { era:"tape_vhs", bpm:58, density:0.40, swing:0.28, memory:0.72, reverb:0.34, delayt:0.28, delayfb:0.36, drive:0.26, chord:0.96, sub:0.78, solo:"brass:epic", sololen:1.25 },
      "P05": { era:"tape_80", bpm:84, density:0.55, swing:0.16, memory:0.22, reverb:0.16, delayt:0.18, delayfb:0.24, drive:0.12, chord:0.92, sub:0.58, solo:"piano:soft", sololen:0.78 },
      "P06": { era:"dub_desk", bpm:76, density:0.50, swing:0.34, memory:0.46, reverb:0.22, delayt:0.30, delayfb:0.50, drive:0.18, chord:0.97, sub:0.86, solo:"bass:doom", sololen:1.05 },
      "P07": { era:"tape_wow", bpm:74, density:0.62, swing:0.24, memory:0.40, reverb:0.20, delayt:0.22, delayfb:0.28, drive:0.22, chord:0.94, sub:0.72, solo:"organ:reed", sololen:1.08 },
      "P08": { era:"dig_fm", bpm:96, density:0.70, swing:0.10, memory:0.30, reverb:0.14, delayt:0.14, delayfb:0.18, drive:0.16, chord:0.90, sub:0.60, solo:"bass:fm", sololen:0.74 },
      "P09": { era:"dub_haze", bpm:66, density:0.38, swing:0.40, memory:0.74, reverb:0.36, delayt:0.44, delayfb:0.52, drive:0.10, chord:0.98, sub:0.80, solo:"air:dark", sololen:1.30 },
      "P10": { era:"dig_rom", bpm:88, density:0.60, swing:0.14, memory:0.26, reverb:0.18, delayt:0.16, delayfb:0.22, drive:0.10, chord:0.91, sub:0.56, solo:"pluck:seq", sololen:0.70 },
      "P11": { era:"tape_70", bpm:52, density:0.32, swing:0.18, memory:0.86, reverb:0.42, delayt:0.36, delayfb:0.40, drive:0.28, chord:0.99, sub:0.84, solo:"strings:epicdark", sololen:1.45 },
      "P12": { era:"dig_pcm", bpm:104, density:0.74, swing:0.08, memory:0.18, reverb:0.12, delayt:0.12, delayfb:0.16, drive:0.08, chord:0.90, sub:0.50, solo:"bell:ice", sololen:0.62 },
      "P13": { era:"tape_00", bpm:64, density:0.46, swing:0.20, memory:0.54, reverb:0.28, delayt:0.24, delayfb:0.34, drive:0.18, chord:0.96, sub:0.66, solo:"piano:tape", sololen:1.05 },
      "P14": { era:"dig_adat", bpm:112, density:0.78, swing:0.10, memory:0.22, reverb:0.16, delayt:0.14, delayfb:0.18, drive:0.20, chord:0.92, sub:0.60, solo:"brass:lead", sololen:0.68 },
      "P15": { era:"tape_vhs", bpm:80, density:0.52, swing:0.30, memory:0.44, reverb:0.20, delayt:0.20, delayfb:0.26, drive:0.24, chord:0.95, sub:0.68, solo:"pluck:metal", sololen:0.88 },
      "P16": { era:"dub_spring", bpm:48, density:0.28, swing:0.22, memory:0.92, reverb:0.46, delayt:0.42, delayfb:0.48, drive:0.14, chord:0.99, sub:0.78, solo:"organ:pipe", sololen:1.55 },
      "P17": { era:"dub_tape", bpm:78, density:0.58, swing:0.42, memory:0.58, reverb:0.24, delayt:0.34, delayfb:0.56, drive:0.22, chord:0.98, sub:0.86, solo:"bass:tape", sololen:1.10 },
      "P18": { era:"dig_early", bpm:98, density:0.64, swing:0.12, memory:0.20, reverb:0.14, delayt:0.14, delayfb:0.18, drive:0.12, chord:0.91, sub:0.54, solo:"strings:lofi", sololen:0.74 },
      "P19": { era:"tape_wow", bpm:60, density:0.36, swing:0.18, memory:0.80, reverb:0.38, delayt:0.30, delayfb:0.34, drive:0.26, chord:0.98, sub:0.82, solo:"piano:dark", sololen:1.35 },
      "P20": { era:"dig_glass", bpm:120, density:0.82, swing:0.08, memory:0.16, reverb:0.12, delayt:0.12, delayfb:0.16, drive:0.10, chord:0.90, sub:0.50, solo:"bell:rit", sololen:0.60 }
    }[id];
    if (!P) return;

    setVal(eraSel, P.era);
    setVal(bpmEl, P.bpm);
    setVal(densityEl, P.density);
    setVal(swingEl, P.swing);
    setVal(memoryEl, P.memory);
    setVal(reverbEl, P.reverb);
    setVal(delayTimeEl, P.delayt);
    setVal(delayFbEl, P.delayfb);
    setVal(driveEl, P.drive);
    setVal(chordEl, P.chord);
    setVal(subEl, P.sub);

    if (soloTypeEl) soloTypeEl.value = P.solo;
    if (soloLenEl) soloLenEl.value = String(P.sololen);

    applyParams();
    if (ctx && running){ buildAll(); }
  }


  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    sum = ctx.createGain();
    sum.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2200;
    geneLP.Q.value = 0.85;

    shaper = ctx.createWaveShaper();
    shaper.curve = softClipCurve(0.12);
    shaper.oversample = "2x";

    bitQ = ctx.createWaveShaper();
    bitQ.curve = quantizeCurve(12);
    bitQ.oversample = "none";

    eqLow = ctx.createBiquadFilter();
    eqLow.type = "lowshelf";
    eqLow.frequency.value = 95;
    eqLow.gain.value = 5.0;

    eqMid = ctx.createBiquadFilter();
    eqMid.type = "peaking";
    eqMid.frequency.value = 950;
    eqMid.Q.value = 0.9;
    eqMid.gain.value = 0;

    eqHigh = ctx.createBiquadFilter();
    eqHigh.type = "highshelf";
    eqHigh.frequency.value = 5200;
    eqHigh.gain.value = -1.5;

    master = ctx.createGain();
    master.gain.value = 0.42;

    sum.connect(geneLP);
    geneLP.connect(shaper);
    shaper.connect(bitQ);
    bitQ.connect(eqLow);
    eqLow.connect(eqMid);
    eqMid.connect(eqHigh);
    eqHigh.connect(master);
    master.connect(ctx.destination);

    analyser = ctx.createAnalyser();
    analyser.fftSize = 1024;
    analyser.smoothingTimeConstant = 0.88;
    try{ master.connect(analyser); }catch(e){}

    revIn = ctx.createGain();
    revIn.gain.value = 1.0;
    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.85, 3.05);
    revGain = ctx.createGain();
    revGain.gain.value = 0.22;
    revIn.connect(convolver);
    convolver.connect(revGain);
    revGain.connect(sum);

    dlyIn = ctx.createGain();
    dlyIn.gain.value = 1.0;
    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.22;
    fb = ctx.createGain();
    fb.gain.value = 0.30;
    dlyLP = ctx.createBiquadFilter();
    dlyLP.type = "lowpass";
    dlyLP.frequency.value = 1800;
    dlyLP.Q.value = 0.7;
    dlyIn.connect(delay);
    delay.connect(dlyLP);
    dlyLP.connect(sum);
    dlyLP.connect(fb);
    fb.connect(delay);

    // tape noise (always created, enabled by era)
    tapeNoise = ctx.createBufferSource();
    tapeNoise.buffer = makeNoiseBuffer(ctx, 1.0);
    tapeNoise.loop = true;

    var tnf = ctx.createBiquadFilter();
    tnf.type = "bandpass";
    tnf.frequency.value = 3200;
    tnf.Q.value = 0.7;

    tapeNoiseGain = ctx.createGain();
    tapeNoiseGain.gain.value = 0.0;

    tapeNoise.connect(tnf);
    tnf.connect(tapeNoiseGain);
    tapeNoiseGain.connect(sum);

    tapeNoise.start(ctx.currentTime + 0.01);

    // wow/flutter: LFO affects master LP a tiny bit
    wowLFO = ctx.createOscillator();
    wowLFO.type = "sine";
    wowLFO.frequency.value = 0.35;
    wowGain = ctx.createGain();
    wowGain.gain.value = 0.0;
    wowLFO.connect(wowGain);
    wowGain.connect(geneLP.frequency);
    wowLFO.start(ctx.currentTime + 0.01);

    for (var i=0;i<TRACK_COUNT;i++){
      var t = { enabled:true, role:"MELODY", voice:"MELODY: Piano", type:"piano", vol:0.75, pan:0.0, echo:0.25, reverb:0.18, cutoff:2400, res:0.9,
        out:null, panner:null, sendDelay:null, sendRev:null };
      var out = ctx.createGain();
      out.gain.value = t.vol;
      var p = ctx.createStereoPanner ? ctx.createStereoPanner() : null;
      if (p){ p.pan.value = t.pan; out.connect(p); p.connect(sum); }
      else { out.connect(sum); }
      var sd = ctx.createGain(); sd.gain.value = t.echo; out.connect(sd); sd.connect(dlyIn);
      var sr = ctx.createGain(); sr.gain.value = t.reverb; out.connect(sr); sr.connect(revIn);
      t.out = out; t.panner = p; t.sendDelay = sd; t.sendRev = sr;
      tracks.push(t);
    }

    applyDefaults();
    normalizeForMusicality();
    applyParams();
    return true;
  }

  function applyDefaults(){
    setTrackFromPreset(0, "MELODY: Piano", "MELODY");
    setTrackFromPreset(1, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(2, "SHADOW: Pluck Ghost", "SHADOW");
    setTrackFromPreset(3, "GRAIN: Bells Dust", "GRAIN");
    setTrackFromPreset(4, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(5, "PULSE: TripHop Drums", "PULSE");
    setTrackFromPreset(6, "BODY: Tape Bass", "BODY");
    setTrackFromPreset(7, "GRAIN: Vinyl Air", "GRAIN");
  }

  function setTrackFromPreset(i, voiceName, role){
    var p = VOICE_PRESETS[voiceName] || VOICE_PRESETS["MELODY: Piano"];
    var t = tracks[i];
    t.role = role || t.role;
    t.voice = voiceName;
    t.type = p.type;
    t.cutoff = p.cutoff;
    t.res = p.res;
    t.vol = p.vol;
    t.echo = p.echo;
    t.reverb = p.reverb;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function getTempo(){
    var bpm = clamp(readInt(bpmEl, 80), 20, 180);
    var stretch = clamp(readFloat(stretchEl, 1.00), 0.25, 3.00);
    return { bpm: bpm, stretch: stretch };
  }
  function getTuneCents(){ return clamp(readFloat(tuneEl, 0), -50, 50); }
  function getDrive(){ return clamp(readFloat(driveEl, 0.16), 0, 1); }
  function getChordBias(){ return clamp(readFloat(chordEl, 0.90), 0.40, 0.98); }
  function getSubMix(){ return clamp(readFloat(subEl, 0.70), 0, 1); }

  function getMusicality(){ return clamp(readFloat(musicalEl, 0.80), 0, 1); }
  function getDensity(){ return clamp(readFloat(densityEl, 0.72), 0.05, 1); }
  function getSwing(){ return clamp(readFloat(swingEl, 0.12), 0, 0.33); }
  function getMemory(){ return clamp(readFloat(memoryEl, 0.50), 0, 1); }

  function normalizeForMusicality(){
    var mode = getMode();
    var m = getMusicality();

    if (mode === "author"){
      if (chordEl) chordEl.value = String(clamp(0.92 + m*0.06, 0.90, 0.98));
      if (driveEl) driveEl.value = String(clamp(0.12 + m*0.22, 0.12, 0.42));
      if (densityEl) densityEl.value = String(clamp(getDensity(), 0.18, 0.85));
      if (swingEl) swingEl.value = String(clamp(getSwing(), 0.02, 0.22));
    } else {
      if (chordEl) chordEl.value = String(clamp(getChordBias(), 0.70, 0.98));
    }

    var bassBoost = 0.92 + m*0.10;
    tracks[6].vol = clamp(bassBoost, 0.80, 1.0);
    tracks[6].cutoff = clamp(220 + (1-m)*120, 160, 420);

    tracks[3].vol = clamp(tracks[3].vol, 0.20, 0.52);
    tracks[3].echo = clamp(tracks[3].echo, 0.16, 0.38);

    tracks[5].vol = clamp(tracks[5].vol, 0.45, 0.82);
    tracks[5].echo = clamp(tracks[5].echo, 0.06, 0.28);

    tracks[1].reverb = clamp(tracks[1].reverb, 0.18, 0.48);
    tracks[4].reverb = clamp(tracks[4].reverb, 0.20, 0.52);
  }

  function applyEra(){
    if (!ctx) return;
    var era = getEra();

    tapeNoiseGain.gain.value = 0.0;
    wowGain.gain.value = 0.0;
    bitQ.curve = quantizeCurve(16);
    eqHigh.gain.value = -1.5;
    dlyLP.frequency.value = 1800;

    if (era === "tape"){
      tapeNoiseGain.gain.value = 0.008;
      wowLFO.frequency.value = 0.35;
      wowGain.gain.value = 18;
      bitQ.curve = quantizeCurve(14);
      eqHigh.gain.value = -3.0;
      dlyLP.frequency.value = 1650;
    } else if (era === "digital"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(10);
      eqHigh.gain.value = -0.5;
      dlyLP.frequency.value = 2100;
    } else if (era === "dub"){
      tapeNoiseGain.gain.value = 0.004;
      wowLFO.frequency.value = 0.22;
      wowGain.gain.value = 10;
      bitQ.curve = quantizeCurve(13);
      eqHigh.gain.value = -2.5;
      dlyLP.frequency.value = 1350;
    }
  }

  function applyParams(){
    if (!ctx) return;

    normalizeForMusicality();
    applyEra();

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1100, msPerBeat * 8);

    master.gain.value = clamp(readFloat(masterEl, 0.42), 0, 1);

    eqLow.gain.value = clamp(readFloat(eqLowEl, 5.0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, -1.5), -12, 12);

    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.22), 0.05, 0.75);

    var era = getEra();
    var fbMax = (era === "dub") ? 0.92 : 0.80;
    fb.gain.value = clamp(readFloat(delayFbEl, 0.30), 0, fbMax);

    revGain.gain.value = clamp(readFloat(reverbEl, 0.22), 0, 0.80);

    shaper.curve = softClipCurve(getDrive());

    for (var i=0;i<tracks.length;i++){
      var t = tracks[i];
      if (!t) continue;
      t.out.gain.value = t.enabled ? clamp(t.vol, 0, 1) : 0;
      if (t.panner) t.panner.pan.value = clamp(t.pan, -1, 1);
      t.sendDelay.gain.value = t.enabled ? clamp(t.echo, 0, 1) : 0;
      t.sendRev.gain.value = t.enabled ? clamp(t.reverb, 0, 1) : 0;
    }
  }

  function playByType(trackIndex, type, midi, vel, hold, when, extra, longRelease){
    if (!ctx) return;
    var tr = tracks[trackIndex];
    if (!tr || !tr.enabled) return;

    var cents = getTuneCents();
    var freq = (midi > 0) ? tuneHz(midiToHz(midi), cents) : 0;

    var out = ctx.createGain();
    out.connect(tr.out);

    var t0 = when;
    var cutoff = extra && extra.cutoff ? extra.cutoff : tr.cutoff;
    var res = extra && extra.res ? extra.res : tr.res;

    if (type === "piano") voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
    else if (type === "strings") voice_strings(ctx, out, freq, vel, t0, cutoff, res, !!longRelease);
    else if (type === "organ") voice_organ(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "pluck") voice_pluck(ctx, out, freq, vel, t0, cutoff);
    else if (type === "bell") voice_bell(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "brass") voice_brass(ctx, out, freq, vel, t0, cutoff, !!longRelease);
    else if (type === "air") voice_air(ctx, out, vel, t0, extra && extra.tone ? extra.tone : 1400);
    else if (type === "bass") voice_bass(ctx, out, freq, vel, t0, clamp(cutoff, 120, 900), getSubMix());
    else if (type === "drums"){
      var kind = extra && extra.kind ? extra.kind : "hat";
      if (kind === "kick") drumKick(ctx, out, t0, vel);
      else if (kind === "snare") drumSnare(ctx, out, t0, vel);
      else drumHat(ctx, out, t0, vel);
    } else voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
  }

  function getSoloProfile(raw){
    raw = String(raw || "piano");
    var base = raw.split(":")[0].split(".")[0];
    var tag = (raw.indexOf(":") >= 0) ? raw.split(":")[1] : "";
    var p = { cu: 0, rs: 0, tone: 1400 };

    if (base === "piano"){
      if (tag === "soft"){ p.cu = -220; p.rs = -0.08; }
      else if (tag === "noct"){ p.cu = -140; p.rs = -0.05; }
      else if (tag === "tape"){ p.cu = -90; p.rs = 0.02; }
      else if (tag === "dark"){ p.cu = -340; p.rs = 0.08; }
    } else if (base === "strings"){
      if (tag === "cin"){ p.cu = -120; p.rs = 0.10; }
      else if (tag === "leg"){ p.cu = -60; p.rs = 0.06; }
      else if (tag === "lofi"){ p.cu = -220; p.rs = 0.12; }
      else if (tag.indexOf("epic") === 0){ p.cu = 120; p.rs = 0.14; }
    } else if (base === "bell"){
      p.cu = 220;
      if (tag === "ice"){ p.rs = 0.18; }
      else if (tag === "rit"){ p.rs = 0.14; }
      else if (tag === "cathedral"){ p.rs = 0.20; }
      else if (tag === "glass"){ p.rs = 0.16; }
    } else if (base === "pluck"){
      if (tag === "metal"){ p.cu = 260; p.rs = 0.12; }
      else if (tag === "glass"){ p.cu = 320; p.rs = 0.10; }
      else { p.cu = 180; p.rs = 0.08; }
    } else if (base === "brass"){
      if (tag === "epic"){ p.cu = 180; p.rs = 0.10; }
      else if (tag === "lead"){ p.cu = 140; p.rs = 0.06; }
      else if (tag === "soft"){ p.cu = -60; p.rs = 0.04; }
    } else if (base === "bass"){
      p.cu = -420;
      if (tag === "doom"){ p.cu = -520; }
      else if (tag === "cin"){ p.cu = -480; }
      else if (tag === "fm"){ p.cu = -260; }
    } else if (base === "air"){
      p.tone = (tag === "dark" || tag === "rit") ? 980 : 1400;
    }
    return p;
  }


  function updateEchoLine(){
    if (!echoLine) return;
    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";
    if (p.length > 140) p = p.substring(p.length - 140);
    if (m.length > 110) m = m.substring(m.length - 110);
    if (t.length > 90) t = t.substring(t.length - 90);
    echoLine.innerHTML = '<span class="t">' + escapeHtml(t) + '</span><br><span class="m">' + escapeHtml(m) + '</span><br><span class="p">' + escapeHtml(p) + '</span>';
  }

  function escapeHtml(s){
    return String(s)
      .replace(/&/g, "&amp;")
      .replace(/</g, "&lt;")
      .replace(/>/g, "&gt;")
      .replace(/"/g, "&quot;");
  }

  function buildFromTextLayer(text, layer, weight){
    var list = [];
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);

    var tail = text.length > 320 ? text.substring(text.length - 320) : text;
    var vs = vowelStats(tail);

    if (ctx && layer === "present"){
      var cutoff = clamp(650 + vs.ratio * 2800, 520, 4200);
      var q = clamp(0.7 + vs.rep * 7.0, 0.7, 9.0);
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(q, ctx.currentTime);
      if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    }

    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];
    var sumLen = 0;
    for (var i=0;i<words.length;i++) sumLen += words[i].length;
    var avg = sumLen / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4;
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msPerStep = msPerBeat / stepsPerBeat;

    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var swing = getSwing();
    function stepToMs(s){
      var base = s * msPerStep;
      var off = (s % 2) ? (msPerStep * swing) : 0;
      return base + off;
    }

    var chordBias = getChordBias();
    var density = getDensity();
    var mode = getMode();
    if (mode === "author"){
      chordBias = clamp(chordBias, 0.88, 0.98);
      density = clamp(density, 0.18, 0.85);
    }

    var step = 0;

    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;

      var idx = charToIndex(ch);
      var gate = ((idx % 100) / 100);
      if (gate > density && !isPunct(ch) && !isSpace(ch)) { step = (step + 1) % stepsTotal; continue; }

      var t = stepToMs(step) % loopLenMs;
      if (isSpace(ch)){
        list.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.55 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }
      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        list.push({ t: t, tr: 5, kind: "drum", drum: which, vel: 0.85 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

      list.push({ t: t, tr: 0, kind: "note", midi: info.midi, vel: 0.90 * weight, layer: layer });

      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);

      if (isV || ((idx % 5) === 0)){
        list.push({ t: t, tr: 1, kind: "note", midi: info.midi - 12, vel: 0.55 * weight, pad: true, layer: layer });
      }
      if (!isV && ((idx % 3) === 0)){
        list.push({ t: (t + msPerStep*0.25) % loopLenMs, tr: 2, kind: "note", midi: info.midi + 12, vel: 0.45 * weight, layer: layer });
      }
      if ((idx % 11) === 0){
        list.push({ t: (t + msPerStep*0.50) % loopLenMs, tr: 3, kind: "note", midi: info.midi + 12, vel: 0.36 * weight, accent: true, layer: layer });
      }
      if (info.mate !== null){
        list.push({ t: (t + 14) % loopLenMs, tr: 0, kind: "note", midi: info.mate, vel: 0.50 * weight, layer: layer });
      }

      if (layer === "present" && ((step % stepsPerBeat) === 0)){
        var chordDegs = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 31) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        list.push({ t: t, tr: 6, kind: "note", midi: bassMidi, vel: 0.98, bass: true, layer: layer });
        if ((idx % 2) === 0){
          var subMidi = bassMidi - 12;
          while (subMidi < 28) subMidi += 12;
          list.push({ t: (t + 6) % loopLenMs, tr: 6, kind: "note", midi: subMidi, vel: 0.78, bass: true, layer: layer });
        }
      }

      if (idx > 20 && (idx % 7) === 0){
        list.push({ t: (t + msPerStep*0.15) % loopLenMs, tr: 7, kind: "air", tone: 1100 + vs.ratio*2200, vel: 0.40 * weight, layer: layer });
      }

      step = (step + 1) % stepsTotal;
    }

    return list;
  }

  function buildAll(){
    if (!ctx) return;

    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";

    var words = p.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    var avg = 4;
    if (words.length){
      var sumLen = 0;
      for (var i=0;i<words.length;i++) sumLen += words[i].length;
      avg = sumLen / Math.max(1, words.length);
    }
    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1000, msPerBeat * 8);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    var memAmt = getMemory();
    var wP = 1.00;
    var wM = 0.40 * memAmt;
    var wT = 0.22 * memAmt;

    progIndex = 0;
    events = []
      .concat(buildFromTextLayer(p, "present", wP))
      .concat(buildFromTextLayer(m, "memory", wM))
      .concat(buildFromTextLayer(t, "trace", wT));

    buildSolo();
  }

  
  function chordDegsAt(isMinor, idx4){
    var rootDeg = isMinor ? PROG_MINOR[idx4 % PROG_MINOR.length] : PROG_MAJOR[idx4 % PROG_MAJOR.length];
    return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
  }

  function curveClamp01(v){ return clamp(v, 0, 1); }

  var curveState = {
    pts: [{x:0, y:0.55},{x:1, y:0.45}],
    drag: -1,
    w: 0,
    h: 0
  };

  function curveResize(){
    if (!soloCurveEl) return;
    var r = soloCurveEl.getBoundingClientRect();
    var w = Math.max(320, Math.floor(r.width));
    var h = Math.max(160, Math.floor(r.height || 220));
    if (soloCurveEl.width !== w) soloCurveEl.width = w;
    if (soloCurveEl.height !== h) soloCurveEl.height = h;
    curveState.w = w;
    curveState.h = h;
    curveDraw();
  }

  function curveSort(){
    curveState.pts.sort(function(a,b){ return a.x - b.x; });
    // keep ends fixed at 0 and 1
    curveState.pts[0].x = 0;
    curveState.pts[curveState.pts.length-1].x = 1;
  }

  function curveAt(x){
    x = curveClamp01(x);
    var pts = curveState.pts;
    if (!pts || pts.length < 2) return 0.5;
    for (var i=0;i<pts.length-1;i++){
      var a = pts[i], b = pts[i+1];
      if (x >= a.x && x <= b.x){
        var t = (x - a.x) / Math.max(1e-6, (b.x - a.x));
        return a.y + (b.y - a.y) * t;
      }
    }
    return pts[pts.length-1].y;
  }

  function curveDraw(){
    if (!soloCurveEl) return;
    var g = soloCurveEl.getContext('2d');
    if (!g) return;
    var w = soloCurveEl.width, h = soloCurveEl.height;
    g.clearRect(0,0,w,h);

    // background
    g.fillStyle = '#040404';
    g.fillRect(0,0,w,h);

    // grid (soft)
    g.globalAlpha = 0.28;
    g.strokeStyle = '#171717';
    g.lineWidth = 1;
    for (var i=1;i<8;i++){
      var x = (w*i)/8;
      g.beginPath(); g.moveTo(x,0); g.lineTo(x,h); g.stroke();
    }
    for (var j=1;j<6;j++){
      var y = (h*j)/6;
      g.beginPath(); g.moveTo(0,y); g.lineTo(w,y); g.stroke();
    }
    g.globalAlpha = 1;

    // curve
    var pts = curveState.pts;
    if (!pts || pts.length < 2) return;

    g.lineWidth = 2;
    g.strokeStyle = '#cfcfcf';
    g.beginPath();

    function px(p){ return p.x * w; }
    function py(p){ return p.y * h; }

    g.moveTo(px(pts[0]), py(pts[0]));
    for (var k=0;k<pts.length-1;k++){
      var p0 = pts[Math.max(0,k-1)];
      var p1 = pts[k];
      var p2 = pts[k+1];
      var p3 = pts[Math.min(pts.length-1,k+2)];

      var cp1x = px(p1) + (px(p2)-px(p0))/6;
      var cp1y = py(p1) + (py(p2)-py(p0))/6;
      var cp2x = px(p2) - (px(p3)-px(p1))/6;
      var cp2y = py(p2) - (py(p3)-py(p1))/6;

      g.bezierCurveTo(cp1x,cp1y,cp2x,cp2y,px(p2),py(p2));
    }
    g.stroke();

    // points
    for (var n=0;n<pts.length;n++){
      var pp = pts[n];
      var x0 = px(pp), y0 = py(pp);
      g.fillStyle = (n===0 || n===pts.length-1) ? '#9a9a9a' : '#ffffff';
      g.globalAlpha = (n===curveState.drag) ? 1 : 0.9;
      g.beginPath(); g.arc(x0,y0,6,0,Math.PI*2); g.fill();
    }
    g.globalAlpha = 1;
  }

  function curveHit(x,y){
    var pts = curveState.pts;
    var w = curveState.w, h = curveState.h;
    for (var i=0;i<pts.length;i++){
      var px0 = pts[i].x * w;
      var py0 = pts[i].y * h;
      var dx = x - px0, dy = y - py0;
      if (dx*dx + dy*dy <= 11*11) return i;
    }
    return -1;
  }

  function curveAddPoint(nx, ny){
    var pts = curveState.pts;
    var p = {x: curveClamp01(nx), y: curveClamp01(ny)};
    pts.push(p);
    curveSort();
  }

  function curveRemovePoint(idx){
    var pts = curveState.pts;
    if (idx <= 0) return;
    if (idx >= pts.length-1) return;
    pts.splice(idx,1);
    curveSort();
  }

  function curveSetPoint(idx, nx, ny){
    var pts = curveState.pts;
    if (idx < 0 || idx >= pts.length) return;
    pts[idx].x = curveClamp01(nx);
    pts[idx].y = curveClamp01(ny);
    curveSort();
  }

  function buildSolo(){
    soloEvents = [];
    if (!soloOnEl || !soloOnEl.checked) return;
    if (!soloCurveEl) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES["Amin"];
    var degrees = key.degrees;
    var isMinor = (keyName.indexOf("min") !== -1) || (keyName === "Amin");

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;

    var len = clamp(readFloat(soloLenEl, 0.80), 0.20, 1.60);

    var mode = getMode();
    var chordBias = getChordBias();
    if (mode === "author") chordBias = clamp(chordBias, 0.90, 0.99);

    // steps: tied to tempo for stability
    var steps = clamp(Math.round(12 + getDensity()*12), 12, 28);
    var stepMs = loopLenMs / steps;

    for (var j=0;j<steps;j++){
      var t = j * stepMs;

      var x = (steps === 1) ? 0 : (j / (steps - 1));
      var y = curveAt(x);

      // chord slot (4-part narrative)
      var chordSlot = clamp(Math.floor((t / Math.max(1, loopLenMs)) * 4), 0, 3);
      var chordDegs = chordDegsAt(isMinor, chordSlot);

      // map curve to scale degree 0..6 (top = higher degree)
      var deg = clamp(Math.round((1 - y) * 6), 0, 6);

      // author keeps chord tones dominant
      if (mode === "author"){
        // snap degree to nearest chord tone in degree-space
        var best = chordDegs[0], bestD = 99;
        for (var c=0;c<3;c++){
          var d0 = chordDegs[c];
          var dd = Math.abs(d0 - deg);
          if (dd < bestD){ bestD = dd; best = d0; }
        }
        // occasional passing tone if user pushes controls hard
        var allowPass = (chordBias < 0.93) && (j % 7 === 0);
        deg = allowPass ? deg : best;
      } else {
        // free: still prefer chord
        if (Math.random() < chordBias){
          deg = chordDegs[j % 3];
        }
      }

      // octave from curve (higher up = higher octave)
      var oct = 0;
      if (y < 0.35) oct = 12;
      else if (y > 0.78) oct = -12;

      var midi = key.tonicMidi + degrees[deg] + oct;

      // keep solo in pleasant range
      while (midi < 55) midi += 12;
      while (midi > 79) midi -= 12;

      var vel = clamp(0.34 + (0.20 * (1 - y)), 0.20, 0.62);
      var hold = clamp((msPerBeat/1000) * (0.30 + len*0.55), 0.20, 1.60);

      // shimmer mate every few steps
      var mate = null;
      if (mode === "author" && (j % 5 === 0)){
        var md = chordDegs[(j + 1) % 3];
        mate = key.tonicMidi + degrees[md] + oct;
        while (mate < 55) mate += 12;
        while (mate > 79) mate -= 12;
      }

      soloEvents.push({ t: t, midi: midi, mate: mate, vel: vel, len: hold });
    }
  }


  function scheduleList(list, nowPerf, msIntoLoop, msTarget, base, isSolo){
    function willPlayAt(t){
      var offsetMs = 0, ok = false;
      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<list.length;i++){
      var ev = list[i];
      var off = willPlayAt(ev.t % loopLenMs);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (isSolo){
        var soloRaw = (soloTypeEl && soloTypeEl.value) ? soloTypeEl.value : "piano";
        var soloType = String(soloRaw).split(":")[0].split(".")[0];
        var soloProfile = getSoloProfile(soloRaw);
        var hold = clamp(ev.len || 0.80, 0.20, 1.60);
        playByType(0, soloType, ev.midi, clamp(ev.vel||0.80, 0.02, 1), hold, when, { cutoff: tracks[0].cutoff + 700 + soloProfile.cu, res: tracks[0].res + 0.5 + soloProfile.rs, tone: soloProfile.tone }, true);
        if (ev.mate !== null){
          playByType(0, soloType, ev.mate, clamp((ev.vel||0.80)*0.58, 0.02, 1), clamp(hold*0.85,0.18,1.45), when + 0.06, { cutoff: tracks[0].cutoff + 800 + soloProfile.cu, res: tracks[0].res + 0.6 + soloProfile.rs, tone: soloProfile.tone }, true);
        }
      } else {
        if (ev.kind === "note"){
          var tr = tracks[ev.tr];
          if (!tr || !tr.enabled) continue;

          var vel = clamp(ev.vel || 0.6, 0.02, 1);
          var hold2 = (ev.pad || ev.bass) ? 0.12 : 0.08;

          if (ev.layer === "memory"){ vel *= 0.70; hold2 *= 1.10; }
          if (ev.layer === "trace"){ vel *= 0.55; hold2 *= 1.25; }

          var extra = null;
          if (ev.pad) extra = { cutoff: clamp(tr.cutoff + 600, 800, 5200), res: clamp(tr.res, 0.6, 10.0) };
          else if (ev.bass) extra = { cutoff: clamp(tr.cutoff, 120, 900), res: clamp(tr.res, 0.6, 3.5) };
          else if (ev.accent) extra = { cutoff: clamp(tr.cutoff + 1100, 900, 6500), res: clamp(tr.res + 0.2, 0.6, 11.0) };

          playByType(ev.tr, tr.type, ev.midi, vel, hold2, when, extra, false);
        } else if (ev.kind === "drum"){
          var trd = tracks[ev.tr];
          if (!trd || !trd.enabled) continue;
          playByType(ev.tr, "drums", 0, clamp(ev.vel || 0.7, 0.02, 1), 0, when, { kind: ev.drum }, false);
        } else if (ev.kind === "air"){
          var tra = tracks[ev.tr];
          if (!tra || !tra.enabled) continue;
          playByType(ev.tr, "air", 0, clamp(ev.vel || 0.4, 0.02, 1), 0, when, { tone: ev.tone || 1400 }, false);
        }
      }
    }
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 230;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;
    var base = ctx.currentTime + 0.02;

    scheduleList(events, nowPerf, msIntoLoop, msTarget, base, false);
    if (soloOnEl && soloOnEl.checked) scheduleList(soloEvents, nowPerf, msIntoLoop, msTarget, base, true);
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stopHard(){
    if (!ctx) return;
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }

    var t = ctx.currentTime;
    for (var i=0;i<tracks.length;i++){
      var tr = tracks[i];
      if (!tr || !tr.out) continue;
      try{
        tr.out.gain.cancelScheduledValues(t);
        tr.out.gain.setTargetAtTime(0.0001, t, 0.01);
      }catch(e){}
    }
    setStatus(armed ? "armed" : "locked");
    window.setTimeout(function(){ if (!ctx) return; applyParams(); }, 140);
  }

  function clearAll(){
    stopHard();
    progIndex = 0;
    events = [];
    soloEvents = [];
    loopStartPerf = performance.now();
    presentText = "";
    memoryText = "";
    traceText = "";
    if (inp) inp.value = "";
    if (soloTextEl) soloTextEl.value = "";
    updateEchoLine();
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function shiftMemory(reason){
    var memAmt = getMemory();
    if (memAmt <= 0.01) return;
    traceText = (traceText ? traceText + " " : "") + memoryText;
    if (traceText.length > 420) traceText = traceText.substring(traceText.length - 420);
    memoryText = presentText;
    presentText = "";
    if (inp) inp.value = "";
    updateEchoLine();
    buildAll();
    if (reason && lastCharEl) lastCharEl.textContent = reason;
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      visStart();
      if (inp) inp.focus();
      playByType(3, "bell", 69, 0.28, 0.06, ctx.currentTime + 0.01, { cutoff: 3200, res: 1.2 }, true);
      buildAll();
    });
  }

  function rebuildFromInput(){
    presentText = inp ? (inp.value || "") : presentText;
    updateEchoLine();
    buildAll();
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var mode = getMode();
    var chordBias = getChordBias();
    if (mode === "author") chordBias = clamp(chordBias, 0.88, 0.98);

    var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    var t0 = ctx.currentTime + 0.001;
    var tr0 = tracks[0];
    if (tr0 && tr0.enabled) playByType(0, tr0.type, info.midi, 0.88, 0.10, t0, null, false);

    if (info.mate !== null){
      var tr1 = tracks[1];
      if (tr1 && tr1.enabled) playByType(1, tr1.type, info.mate - 12, 0.50, 0.14, t0 + 0.02, {cutoff: tr1.cutoff+450, res: tr1.res}, false);
    }

    var tr5 = tracks[5];
    if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.40, 0, t0, {kind:"hat"}, false);

    if (isSpace(ch)){
      if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.85, 0, t0, {kind:"kick"}, false);
    }
  }

  function bindTrackUI(){
    for (var i=0;i<TRACK_COUNT;i++){
      var node = trackNodes[i];
      if (!node) continue;

      (function(index, el){
        var t = tracks[index];

        var en = el.querySelector("[data-gg81-tr-en]");
        var role = el.querySelector("[data-gg81-tr-role]");
        var voice = el.querySelector("[data-gg81-tr-voice]");
        var vol = el.querySelector("[data-gg81-tr-vol]");
        var pan = el.querySelector("[data-gg81-tr-pan]");
        var ech = el.querySelector("[data-gg81-tr-echo]");
        var rev = el.querySelector("[data-gg81-tr-rev]");
        var cut = el.querySelector("[data-gg81-tr-cut]");
        var res = el.querySelector("[data-gg81-tr-res]");

        function applyPresetFromVoice(){
          var v = voice && voice.value ? voice.value : t.voice;
          var p = VOICE_PRESETS[v];
          if (!p) return;
          t.voice = v;
          t.role = v.split(":")[0].trim();
          t.type = p.type;
          t.cutoff = p.cutoff;
          t.res = p.res;
          t.vol = p.vol;
          t.echo = p.echo;
          t.reverb = p.reverb;

          if (role) role.value = t.role;
          if (vol) vol.value = String(t.vol);
          if (ech) ech.value = String(t.echo);
          if (rev) rev.value = String(t.reverb);
          if (cut) cut.value = String(t.cutoff);
          if (res) res.value = String(t.res);

          applyParams();
        }

        function syncFromUI(){
          t.enabled = !!(en && en.checked);
          t.role = (role && role.value) ? role.value : t.role;

          if (voice && voice.value && voice.value !== t.voice){
            applyPresetFromVoice();
            return;
          }

          t.vol = clamp(readFloat(vol, t.vol), 0, 1);
          t.pan = clamp(readFloat(pan, t.pan), -1, 1);
          t.echo = clamp(readFloat(ech, t.echo), 0, 1);
          t.reverb = clamp(readFloat(rev, t.reverb), 0, 1);
          t.cutoff = clamp(readFloat(cut, t.cutoff), 120, 9000);
          t.res = clamp(readFloat(res, t.res), 0.6, 12);

          normalizeForMusicality();
          applyParams();
        }

        if (en) en.checked = t.enabled;
        if (role) role.value = t.role;
        if (voice) voice.value = t.voice;

        if (vol) vol.value = String(t.vol);
        if (pan) pan.value = String(t.pan);
        if (ech) ech.value = String(t.echo);
        if (rev) rev.value = String(t.reverb);
        if (cut) cut.value = String(t.cutoff);
        if (res) res.value = String(t.res);

        var inputs = [en,role,voice,vol,pan,ech,rev,cut,res];
        for (var k=0;k<inputs.length;k++){
          if (!inputs[k]) continue;
          inputs[k].addEventListener("input", syncFromUI, true);
          inputs[k].addEventListener("change", syncFromUI, true);
        }
      })(i, node);
    }
  }

  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      applyParams();
      buildAll();
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){ stopHard(); if (inp) inp.focus(); }, true);
  if (btnClear) btnClear.addEventListener("click", function(){ clearAll(); if (inp) inp.focus(); }, true);

  if (presetSel) presetSel.addEventListener("change", function(){ applyPreset(presetSel.value); if (inp) inp.focus(); }, true);

  if (soloCurveEl){
    curveResize();
    window.addEventListener("resize", function(){ curveResize(); }, true);

    soloCurveEl.addEventListener("pointerdown", function(e){
      var r = soloCurveEl.getBoundingClientRect();
      var x = e.clientX - r.left;
      var y = e.clientY - r.top;
      var hit = curveHit(x,y);
      if (hit >= 0){
        curveState.drag = hit;
        soloCurveEl.setPointerCapture(e.pointerId);
      } else {
        var nx = x / Math.max(1, curveState.w);
        var ny = y / Math.max(1, curveState.h);
        curveAddPoint(nx, ny);
        // start dragging the nearest new point
        curveState.drag = curveHit(x,y);
        soloCurveEl.setPointerCapture(e.pointerId);
      }
      curveDraw();
      if (ctx && running){ buildAll(); }
      e.preventDefault();
    }, { passive:false });

    soloCurveEl.addEventListener("pointermove", function(e){
      if (curveState.drag < 0) return;
      var r = soloCurveEl.getBoundingClientRect();
      var x = e.clientX - r.left;
      var y = e.clientY - r.top;
      var nx = x / Math.max(1, curveState.w);
      var ny = y / Math.max(1, curveState.h);
      curveSetPoint(curveState.drag, nx, ny);
      curveDraw();
      if (ctx && running){ buildAll(); }
      e.preventDefault();
    }, { passive:false });

    function curveRelease(e){
      if (curveState.drag < 0) return;
      curveState.drag = -1;
      curveDraw();
      if (ctx && running){ buildAll(); }
      e.preventDefault();
    }
    soloCurveEl.addEventListener("pointerup", curveRelease, { passive:false });
    soloCurveEl.addEventListener("pointercancel", curveRelease, { passive:false });
    soloCurveEl.addEventListener("pointerleave", curveRelease, { passive:false });

    soloCurveEl.addEventListener("dblclick", function(e){
      var r = soloCurveEl.getBoundingClientRect();
      var x = e.clientX - r.left;
      var y = e.clientY - r.top;
      var hit = curveHit(x,y);
      if (hit > 0 && hit < curveState.pts.length-1){
        curveRemovePoint(hit);
        curveDraw();
        if (ctx && running){ buildAll(); }
      }
      e.preventDefault();
    }, { passive:false });
  }


  var globalInputs = [eraSel,modeSel,musicalEl,densityEl,swingEl,memoryEl,bpmEl,stretchEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl,driveEl,chordEl,subEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
    globalInputs[gi].addEventListener("change", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
  }

  if (keySel) keySel.addEventListener("change", function(){ progIndex = 0; buildAll(); }, true);

  if (soloOnEl) soloOnEl.addEventListener("change", function(){ buildAll(); }, true);
  if (soloTypeEl) soloTypeEl.addEventListener("change", function(){}, true);
  if (soloLenEl) soloLenEl.addEventListener("input", function(){ buildAll(); }, true);
  if (soloTextEl) soloTextEl.addEventListener("input", function(){ buildAll(); }, true);

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){
      presentText = inp.value || "";
      updateEchoLine();
      buildAll();
    }, true);

    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });

        if (isPunct(k)){
          if ((presentText || "").length > 12) shiftMemory("punct");
        }

        var lim = 80;
        if ((presentText || "").length > lim){
          shiftMemory("auto");
        }
      }
    }, true);
  }

  if (inp){
    var lastSpace = 0;
    inp.addEventListener("keyup", function(e){
      if (!e || e.key !== " ") return;
      var t = Date.now();
      if (t - lastSpace < 260){
        shiftMemory("shift");
      }
      lastSpace = t;
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  updateEchoLine();

  var origArm = arm;
  arm = function(){
    origArm();
    if (ctx && tracks.length && !root.__gg6_tracksBound){
      root.__gg6_tracksBound = true;
      bindTrackUI();
      buildAll();
      applyParams();
    }
  };
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg81-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}
if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();
})();
//# sourceURL=glossogen6-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="glossogen6b-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";

function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }
function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}
function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}
function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return { ratio: total ? (v/total) : 0, rep: total ? (rep/total) : 0 };
}
function tuneHz(freq, cents){ return freq * Math.pow(2, cents / 1200); }

var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};
var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];

function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}

function pickNoteForChar(ch, keyName, progIndex, chordBias){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);
  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);
  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var bias = clamp(typeof chordBias === "number" ? chordBias : 0.86, 0.40, 0.98);
  var degIndex = (t < bias) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);
  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }
  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}

function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}
function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}
function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
}
function softClipCurve(amount){
  var k = clamp(amount, 0, 1);
  var n = 1024;
  var curve = new Float32Array(n);
  var drive = 1 + k * 10;
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var y = Math.tanh(x * drive);
    curve[i] = y;
  }
  return curve;
}
function quantizeCurve(bits){
  var b = clamp(bits, 4, 16);
  var steps = Math.pow(2, b-1);
  var n = 2048;
  var curve = new Float32Array(n);
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var q = Math.round(x * steps) / steps;
    curve[i] = q;
  }
  return curve;
}

/* voices */
function voice_piano(ctx, out, freq, vel, hold, t0, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2200, t0);
  f.Q.setValueAtTime(0.75, t0);

  osc.connect(f);
  f.connect(out);

  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource();
  ns.buffer = nb;
  var nf = ctx.createBiquadFilter();
  nf.type = "highpass";
  nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain();
  ng.gain.setValueAtTime(vel * 0.12, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);

  var peak = clamp(vel, 0.04, 0.20);
  var rel = longRelease ? (1.05 + hold*1.35) : (0.40 + hold*0.95);
  env(out, t0, 0.004, 0.10, peak*0.30, rel, peak);

  osc.start(t0);
  ns.start(t0);
  osc.stop(t0 + 0.75 + hold + (longRelease?0.70:0.0));
  ns.stop(t0 + 0.03);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_strings(ctx, out, freq, vel, t0, cutoff, res, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);

  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.02, 0.12);
  var rel = longRelease ? 2.50 : 1.35;
  env(out, t0, 0.10, 0.35, peak*0.82, rel, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?3.35:1.85));
  o2.stop(t0 + (longRelease?3.35:1.85));
  o3.stop(t0 + (longRelease?3.35:1.85));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_organ(ctx, out, freq, vel, t0, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.8, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.03, 0.13);
  env(out, t0, 0.01, 0.10, peak*0.72, longRelease?1.35:0.55, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?2.40:1.05));
  o2.stop(t0 + (longRelease?2.40:1.05));
  o3.stop(t0 + (longRelease?2.40:1.05));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.18, 0.03, 0.14);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.24, peak);

  osc.start(t0);
  osc.stop(t0 + 0.35);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bell(ctx, out, freq, vel, t0, longRelease){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();

  car.type = "sine";
  mod.type = "sine";

  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);

  mod.connect(mg);
  mg.connect(car.frequency);

  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.002, 0.10, peak*0.35, longRelease?2.10:1.10, peak);

  car.connect(out);
  car.start(t0);
  mod.start(t0);
  car.stop(t0 + (longRelease?2.70:1.45));
  mod.stop(t0 + (longRelease?2.70:1.45));

  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_brass(ctx, out, freq, vel, t0, cutoff, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.14);
  env(out, t0, 0.02, 0.08, peak*0.55, longRelease?1.15:0.55, peak);

  osc.start(t0);
  osc.stop(t0 + (longRelease?1.55:0.95));

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.01, 0.07);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.32, peak);

  ns.start(t0);
  ns.stop(t0 + 0.26);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(44, t0 + 0.08);

  var peak = clamp(vel*0.30, 0.05, 0.24);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.16, peak);

  o.connect(out);
  o.start(t0);
  o.stop(t0 + 0.20);

  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.24, 0.04, 0.20);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.18, peak);

  ns.start(t0);
  ns.stop(t0 + 0.20);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);

  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.11);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.08, peak);

  ns.start(t0);
  ns.stop(t0 + 0.10);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bass(ctx, out, freq, vel, t0, cutoff, subMix){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  o1.type = "sine";
  o2.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o2.detune.setValueAtTime(-6, t0);

  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);

  var g1 = ctx.createGain(); g1.gain.setValueAtTime(clamp(subMix,0,1), t0);
  var g2 = ctx.createGain(); g2.gain.setValueAtTime(1.0 - clamp(subMix,0,1)*0.45, t0);

  o1.connect(g1); o2.connect(g2);
  g1.connect(mix); g2.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.85, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.28, 0.06, 0.25);
  env(out, t0, 0.004, 0.08, peak*0.36, 0.32, peak);

  o1.start(t0); o2.start(t0);
  o1.stop(t0 + 0.46);
  o2.stop(t0 + 0.46);

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}

/* roles and voices */
var VOICE_PRESETS = {
  "PULSE: TripHop Drums": { type:"drums", cutoff:2400, res:0.9, vol:0.75, echo:0.10, reverb:0.10 },
  "PULSE: Dub Hats": { type:"drums", cutoff:2400, res:0.9, vol:0.55, echo:0.22, reverb:0.12 },

  "BODY: Sub Sine": { type:"bass", cutoff:260, res:0.9, vol:0.95, echo:0.06, reverb:0.04 },
  "BODY: Tape Bass": { type:"bass", cutoff:320, res:0.9, vol:0.92, echo:0.08, reverb:0.06 },

  "MELODY: Piano": { type:"piano", cutoff:2400, res:0.9, vol:0.78, echo:0.20, reverb:0.18 },
  "MELODY: Brass Lead": { type:"brass", cutoff:2400, res:1.1, vol:0.62, echo:0.16, reverb:0.14 },
  "MELODY: Organ": { type:"organ", cutoff:2400, res:0.9, vol:0.62, echo:0.18, reverb:0.18 },

  "GRAIN: Vinyl Air": { type:"air", cutoff:2400, res:0.9, vol:0.30, echo:0.22, reverb:0.20 },
  "GRAIN: Bells Dust": { type:"bell", cutoff:4200, res:1.0, vol:0.44, echo:0.30, reverb:0.20 },

  "SHADOW: Strings Pad": { type:"strings", cutoff:2600, res:1.4, vol:0.44, echo:0.14, reverb:0.34 },
  "SHADOW: Pluck Ghost": { type:"pluck", cutoff:3200, res:1.0, vol:0.40, echo:0.28, reverb:0.14 }
};

function initWidget(root){
  if (!root || root.__gg6_inited) return;
  root.__gg6_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg6-arm]");
  var btnPlay = root.querySelector("[data-gg6-play]");
  var btnStop = root.querySelector("[data-gg6-stop]");
  var btnClear = root.querySelector("[data-gg6-clear]");

  var inp = root.querySelector("[data-gg6-input]");
  var statusEl = root.querySelector("[data-gg6-status]");
  var keySel = root.querySelector("[data-gg6-key]");

  var eraSel = root.querySelector("[data-gg6-era]");
  var modeSel = root.querySelector("[data-gg6-mode]");
  var musicalEl = root.querySelector("[data-gg6-musical]");
  var densityEl = root.querySelector("[data-gg6-density]");
  var swingEl = root.querySelector("[data-gg6-swing]");
  var memoryEl = root.querySelector("[data-gg6-memory]");

  var bpmEl = root.querySelector("[data-gg6-bpm]");
  var stretchEl = root.querySelector("[data-gg6-stretch]");
  var tuneEl = root.querySelector("[data-gg6-tune]");
  var masterEl = root.querySelector("[data-gg6-master]");
  var driveEl = root.querySelector("[data-gg6-drive]");
  var chordEl = root.querySelector("[data-gg6-chord]");
  var subEl = root.querySelector("[data-gg6-submix]");

  var eqLowEl = root.querySelector("[data-gg6-eq-low]");
  var eqMidEl = root.querySelector("[data-gg6-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg6-eq-high]");

  var delayTimeEl = root.querySelector("[data-gg6-delay-time]");
  var delayFbEl = root.querySelector("[data-gg6-delay-fb]");
  var reverbEl = root.querySelector("[data-gg6-reverb]");

  var lastCharEl = root.querySelector("[data-gg6-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg6-lastnote]");
  var barEl = root.querySelector("[data-gg6-bar]");
  var loopEl = root.querySelector("[data-gg6-loop]");
  var voxEl = root.querySelector("[data-gg6-vox]");

  var echoLine = root.querySelector("[data-gg6-echoline]");

  var soloOnEl = root.querySelector("[data-gg6-solo-on]");
  var soloTypeEl = root.querySelector("[data-gg6-solo-type]");
  var soloLenEl = root.querySelector("[data-gg6-solo-len]");
  var soloCurveEl = root.querySelector("[data-gg6-curve]");
  var presetEl = root.querySelector("[data-gg6-preset]");
  var drumSel1 = root.querySelector("[data-gg6-drum1]");
  var drumSel2 = root.querySelector("[data-gg6-drum2]");
  var drumSel3 = root.querySelector("[data-gg6-drum3]");
  var drumSel4 = root.querySelector("[data-gg6-drum4]");
  var drumSel5 = root.querySelector("[data-gg6-drum5]");

  var trackNodes = root.querySelectorAll("[data-gg6-track]");

  var ctx = null;
  var armed = false;

  var sum = null;
  var geneLP = null;
  var shaper = null;
  var bitQ = null;

  var eqLow = null;
  var eqMid = null;
  var eqHigh = null;

  var master = null;

  var revIn = null;
  var convolver = null;
  var revGain = null;

  var dlyIn = null;
  var delay = null;
  var fb = null;
  var dlyLP = null;

  var tapeNoise = null;
  var tapeNoiseGain = null;
  var wowLFO = null;
  var wowGain = null;

  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  var events = [];
  var soloEvents = [];
  var drumEvents = [];
  var progIndex = 0;

  var tracks = [];
  var TRACK_COUNT = 8;

  var presentText = "";
  var memoryText = "";
  var traceText = "";
  // --- SOLO: curve-driven (single bend line) ---
  var curveState = { x: 0.5, y: 0.35, dragging: false };
  var curveNeedsDraw = true;

  function curveReset(){
    curveState.x = 0.5;
    curveState.y = 0.35;
    curveState.dragging = false;
    curveNeedsDraw = true;
  }

  function curveToSamples(steps){
    // quadratic bezier between (0,0.5) and (1,0.5) with control at (x,y)
    var cx = clamp(curveState.x, 0.0, 1.0);
    var cy = clamp(curveState.y, 0.0, 1.0);
    var out = [];
    var y0 = 0.5, y2 = 0.5;
    for (var i=0;i<steps;i++){
      var t = (steps<=1)?0:(i/(steps-1));
      var omt = 1 - t;
      var y = (omt*omt*y0) + (2*omt*t*cy) + (t*t*y2);
      out.push(clamp(y, 0.0, 1.0));
    }
    return out;
  }

  function drawCurve(){
    if (!soloCurveEl) return;
    var c = soloCurveEl;
    var w = c.width, h = c.height;
    var g = c.getContext("2d");
    if (!g) return;

    g.clearRect(0,0,w,h);

    // soft grid
    g.globalAlpha = 1;
    g.lineWidth = 1;
    g.strokeStyle = "rgba(255,255,255,0.06)";
    for (var i=1;i<4;i++){
      var yy = (h*i)/4;
      g.beginPath(); g.moveTo(0,yy); g.lineTo(w,yy); g.stroke();
    }
    for (var j=1;j<6;j++){
      var xx = (w*j)/6;
      g.beginPath(); g.moveTo(xx,0); g.lineTo(xx,h); g.stroke();
    }

    // curve
    var x0 = 0, y0 = h*0.5;
    var x2 = w, y2 = h*0.5;
    var cx = w*curveState.x;
    var cy = h*curveState.y;

    g.lineWidth = 2;
    g.strokeStyle = "rgba(255,255,255,0.78)";
    g.beginPath();
    g.moveTo(x0,y0);
    g.quadraticCurveTo(cx,cy,x2,y2);
    g.stroke();

    // control point
    g.fillStyle = "rgba(255,255,255,0.85)";
    g.beginPath();
    g.arc(cx,cy,6,0,Math.PI*2);
    g.fill();

    // subtle caption line
    g.strokeStyle = "rgba(255,255,255,0.10)";
    g.beginPath();
    g.moveTo(0,y0); g.lineTo(w,y0);
    g.stroke();
  }

  function bindCurveUI(){
    if (!soloCurveEl) return;

    function pos(ev){
      var r = soloCurveEl.getBoundingClientRect();
      var x = (ev.clientX - r.left) / Math.max(1, r.width);
      var y = (ev.clientY - r.top) / Math.max(1, r.height);
      return {x: clamp(x,0,1), y: clamp(y,0,1)};
    }

    soloCurveEl.addEventListener("pointerdown", function(ev){
      if (ev && ev.button !== undefined && ev.button !== 0) return;
      var p = pos(ev);
      curveState.x = p.x;
      curveState.y = p.y;
      curveState.dragging = true;
      curveNeedsDraw = true;
      try{ soloCurveEl.setPointerCapture(ev.pointerId); }catch(e){}
      if (playing){ buildAll(); }
    }, {passive:true});

    soloCurveEl.addEventListener("pointermove", function(ev){
      if (!curveState.dragging) return;
      var p = pos(ev);
      curveState.x = p.x;
      curveState.y = p.y;
      curveNeedsDraw = true;
      if (playing){ buildAll(); }
    }, {passive:true});

    function up(ev){
      if (!curveState.dragging) return;
      curveState.dragging = false;
      curveNeedsDraw = true;
      if (playing){ buildAll(); }
    }
    soloCurveEl.addEventListener("pointerup", up, {passive:true});
    soloCurveEl.addEventListener("pointercancel", up, {passive:true});

    soloCurveEl.addEventListener("dblclick", function(){
      curveReset();
      if (playing){ buildAll(); }
    }, {passive:true});
  }


  function setStatus(s){ if (statusEl) statusEl.textContent = s; }
  function readFloat(el, defv){ var v = parseFloat(el && el.value ? el.value : ""); return isFinite(v) ? v : defv; }
  function readInt(el, defv){ var v = parseInt(el && el.value ? el.value : "", 10); return isFinite(v) ? v : defv; }

  function getEra(){ return eraSel && eraSel.value ? eraSel.value : "tape"; }
  function getMode(){ return modeSel && modeSel.value ? modeSel.value : "author"; }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    sum = ctx.createGain();
    sum.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2200;
    geneLP.Q.value = 0.85;

    shaper = ctx.createWaveShaper();
    shaper.curve = softClipCurve(0.12);
    shaper.oversample = "2x";

    bitQ = ctx.createWaveShaper();
    bitQ.curve = quantizeCurve(12);
    bitQ.oversample = "none";

    eqLow = ctx.createBiquadFilter();
    eqLow.type = "lowshelf";
    eqLow.frequency.value = 95;
    eqLow.gain.value = 5.0;

    eqMid = ctx.createBiquadFilter();
    eqMid.type = "peaking";
    eqMid.frequency.value = 950;
    eqMid.Q.value = 0.9;
    eqMid.gain.value = 0;

    eqHigh = ctx.createBiquadFilter();
    eqHigh.type = "highshelf";
    eqHigh.frequency.value = 5200;
    eqHigh.gain.value = -1.5;

    master = ctx.createGain();
    master.gain.value = 0.42;

    sum.connect(geneLP);
    geneLP.connect(shaper);
    shaper.connect(bitQ);
    bitQ.connect(eqLow);
    eqLow.connect(eqMid);
    eqMid.connect(eqHigh);
    eqHigh.connect(master);
    master.connect(ctx.destination);

    revIn = ctx.createGain();
    revIn.gain.value = 1.0;
    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.85, 3.05);
    revGain = ctx.createGain();
    revGain.gain.value = 0.22;
    revIn.connect(convolver);
    convolver.connect(revGain);
    revGain.connect(sum);

    dlyIn = ctx.createGain();
    dlyIn.gain.value = 1.0;
    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.22;
    fb = ctx.createGain();
    fb.gain.value = 0.30;
    dlyLP = ctx.createBiquadFilter();
    dlyLP.type = "lowpass";
    dlyLP.frequency.value = 1800;
    dlyLP.Q.value = 0.7;
    dlyIn.connect(delay);
    delay.connect(dlyLP);
    dlyLP.connect(sum);
    dlyLP.connect(fb);
    fb.connect(delay);

    // tape noise (always created, enabled by era)
    tapeNoise = ctx.createBufferSource();
    tapeNoise.buffer = makeNoiseBuffer(ctx, 1.0);
    tapeNoise.loop = true;

    var tnf = ctx.createBiquadFilter();
    tnf.type = "bandpass";
    tnf.frequency.value = 3200;
    tnf.Q.value = 0.7;

    tapeNoiseGain = ctx.createGain();
    tapeNoiseGain.gain.value = 0.0;

    tapeNoise.connect(tnf);
    tnf.connect(tapeNoiseGain);
    tapeNoiseGain.connect(sum);

    tapeNoise.start(ctx.currentTime + 0.01);

    // wow/flutter: LFO affects master LP a tiny bit
    wowLFO = ctx.createOscillator();
    wowLFO.type = "sine";
    wowLFO.frequency.value = 0.35;
    wowGain = ctx.createGain();
    wowGain.gain.value = 0.0;
    wowLFO.connect(wowGain);
    wowGain.connect(geneLP.frequency);
    wowLFO.start(ctx.currentTime + 0.01);

    for (var i=0;i<TRACK_COUNT;i++){
      var t = { enabled:true, role:"MELODY", voice:"MELODY: Piano", type:"piano", vol:0.75, pan:0.0, echo:0.25, reverb:0.18, cutoff:2400, res:0.9,
        out:null, panner:null, sendDelay:null, sendRev:null };
      var out = ctx.createGain();
      out.gain.value = t.vol;
      var p = ctx.createStereoPanner ? ctx.createStereoPanner() : null;
      if (p){ p.pan.value = t.pan; out.connect(p); p.connect(sum); }
      else { out.connect(sum); }
      var sd = ctx.createGain(); sd.gain.value = t.echo; out.connect(sd); sd.connect(dlyIn);
      var sr = ctx.createGain(); sr.gain.value = t.reverb; out.connect(sr); sr.connect(revIn);
      t.out = out; t.panner = p; t.sendDelay = sd; t.sendRev = sr;
      tracks.push(t);
    }

    applyDefaults();
    normalizeForMusicality();
    applyParams();
    return true;
  }

  function applyDefaults(){
    setTrackFromPreset(0, "MELODY: Piano", "MELODY");
    setTrackFromPreset(1, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(2, "SHADOW: Pluck Ghost", "SHADOW");
    setTrackFromPreset(3, "GRAIN: Bells Dust", "GRAIN");
    setTrackFromPreset(4, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(5, "PULSE: TripHop Drums", "PULSE");
    setTrackFromPreset(6, "BODY: Tape Bass", "BODY");
    setTrackFromPreset(7, "GRAIN: Vinyl Air", "GRAIN");
  }

  function setTrackFromPreset(i, voiceName, role){
    var p = VOICE_PRESETS[voiceName] || VOICE_PRESETS["MELODY: Piano"];
    var t = tracks[i];
    t.role = role || t.role;
    t.voice = voiceName;
    t.type = p.type;
    t.cutoff = p.cutoff;
    t.res = p.res;
    t.vol = p.vol;
    t.echo = p.echo;
    t.reverb = p.reverb;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function getTempo(){
    var bpm = clamp(readInt(bpmEl, 80), 20, 180);
    var stretch = clamp(readFloat(stretchEl, 1.00), 0.25, 3.00);
    return { bpm: bpm, stretch: stretch };
  }
  function getTuneCents(){ return clamp(readFloat(tuneEl, 0), -50, 50); }
  function getDrive(){ return clamp(readFloat(driveEl, 0.16), 0, 1); }
  function getChordBias(){ return clamp(readFloat(chordEl, 0.90), 0.40, 0.98); }
  function getSubMix(){ return clamp(readFloat(subEl, 0.70), 0, 1); }

  function getMusicality(){ return clamp(readFloat(musicalEl, 0.80), 0, 1); }
  function getDensity(){ return clamp(readFloat(densityEl, 0.72), 0.05, 1); }
  function getSwing(){ return clamp(readFloat(swingEl, 0.12), 0, 0.33); }
  function getMemory(){ return clamp(readFloat(memoryEl, 0.50), 0, 1); }

  function normalizeForMusicality(){
    var mode = getMode();
    var m = getMusicality();

    if (mode === "author"){
      if (chordEl) chordEl.value = String(clamp(0.92 + m*0.06, 0.90, 0.98));
      if (driveEl) driveEl.value = String(clamp(0.12 + m*0.22, 0.12, 0.42));
      if (densityEl) densityEl.value = String(clamp(getDensity(), 0.18, 0.85));
      if (swingEl) swingEl.value = String(clamp(getSwing(), 0.02, 0.22));
    } else {
      if (chordEl) chordEl.value = String(clamp(getChordBias(), 0.70, 0.98));
    }

    var bassBoost = 0.92 + m*0.10;
    tracks[6].vol = clamp(bassBoost, 0.80, 1.0);
    tracks[6].cutoff = clamp(220 + (1-m)*120, 160, 420);

    tracks[3].vol = clamp(tracks[3].vol, 0.20, 0.52);
    tracks[3].echo = clamp(tracks[3].echo, 0.16, 0.38);

    tracks[5].vol = clamp(tracks[5].vol, 0.45, 0.82);
    tracks[5].echo = clamp(tracks[5].echo, 0.06, 0.28);

    tracks[1].reverb = clamp(tracks[1].reverb, 0.18, 0.48);
    tracks[4].reverb = clamp(tracks[4].reverb, 0.20, 0.52);
  }

  function applyEra(){
    if (!ctx) return;
    var era = getEra();

    tapeNoiseGain.gain.value = 0.0;
    wowGain.gain.value = 0.0;
    bitQ.curve = quantizeCurve(16);
    eqHigh.gain.value = -1.5;
    dlyLP.frequency.value = 1800;

    if (era === "tape"){
      tapeNoiseGain.gain.value = 0.008;
      wowLFO.frequency.value = 0.35;
      wowGain.gain.value = 18;
      bitQ.curve = quantizeCurve(14);
      eqHigh.gain.value = -3.0;
      dlyLP.frequency.value = 1650;
    } else if (era === "digital"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(10);
      eqHigh.gain.value = -0.5;
      dlyLP.frequency.value = 2100;
    } else if (era === "dub"){
      tapeNoiseGain.gain.value = 0.004;
      wowLFO.frequency.value = 0.22;
      wowGain.gain.value = 10;
      bitQ.curve = quantizeCurve(13);
      eqHigh.gain.value = -2.5;
      dlyLP.frequency.value = 1350;
    }
  }

  function applyParams(){
    if (!ctx) return;

    normalizeForMusicality();
    applyEra();

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1100, msPerBeat * 8);

    master.gain.value = clamp(readFloat(masterEl, 0.42), 0, 1);

    eqLow.gain.value = clamp(readFloat(eqLowEl, 5.0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, -1.5), -12, 12);

    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.22), 0.05, 0.75);

    var era = getEra();
    var fbMax = (era === "dub") ? 0.92 : 0.80;
    fb.gain.value = clamp(readFloat(delayFbEl, 0.30), 0, fbMax);

    revGain.gain.value = clamp(readFloat(reverbEl, 0.22), 0, 0.80);

    shaper.curve = softClipCurve(getDrive());

    for (var i=0;i<tracks.length;i++){
      var t = tracks[i];
      if (!t) continue;
      t.out.gain.value = t.enabled ? clamp(t.vol, 0, 1) : 0;
      if (t.panner) t.panner.pan.value = clamp(t.pan, -1, 1);
      t.sendDelay.gain.value = t.enabled ? clamp(t.echo, 0, 1) : 0;
      t.sendRev.gain.value = t.enabled ? clamp(t.reverb, 0, 1) : 0;
    }
  }

  function playByType(trackIndex, type, midi, vel, hold, when, extra, longRelease){
    if (!ctx) return;
    var tr = tracks[trackIndex];
    if (!tr || !tr.enabled) return;

    var cents = getTuneCents();
    var freq = (midi > 0) ? tuneHz(midiToHz(midi), cents) : 0;

    var out = ctx.createGain();
    out.connect(tr.out);

    var t0 = when;
    var cutoff = extra && extra.cutoff ? extra.cutoff : tr.cutoff;
    var res = extra && extra.res ? extra.res : tr.res;

    var variant = extra && extra.variant ? String(extra.variant) : "";
    if (variant){
      if (variant === "felt"){ cutoff = cutoff * 0.72; res = res * 0.85; }
      else if (variant === "tape"){ cutoff = cutoff * 0.80; }
      else if (variant === "glass"){ cutoff = cutoff * 1.10; res = res + 0.15; }
      else if (variant === "noir"){ cutoff = cutoff * 0.62; res = res + 0.25; }
      else if (variant === "sub"){ cutoff = cutoff * 0.55; }
      else if (variant === "doom"){ cutoff = cutoff * 0.60; res = res + 0.20; }
      else if (variant === "epic"){ cutoff = cutoff * 0.88; res = res + 0.10; }
      else if (variant === "dark"){ cutoff = cutoff * 0.64; res = res + 0.28; }
      else if (variant === "lofi"){ cutoff = cutoff * 0.70; }
      else if (variant === "drone"){ cutoff = cutoff * 0.58; res = res + 0.18; }
    }

    if (type === "piano") voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
    else if (type === "strings") voice_strings(ctx, out, freq, vel, t0, cutoff, res, !!longRelease);
    else if (type === "organ") voice_organ(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "pluck") voice_pluck(ctx, out, freq, vel, t0, cutoff);
    else if (type === "bell") voice_bell(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "brass") voice_brass(ctx, out, freq, vel, t0, cutoff, !!longRelease);
    else if (type === "air") voice_air(ctx, out, vel, t0, extra && extra.tone ? extra.tone : 1400);
    else if (type === "bass") voice_bass(ctx, out, freq, vel, t0, clamp(cutoff, 120, 900), getSubMix());
    else if (type === "drums"){
      var kind = extra && extra.kind ? extra.kind : "hat";
      if (kind === "kick") drumKick(ctx, out, t0, vel);
      else if (kind === "snare") drumSnare(ctx, out, t0, vel);
      else drumHat(ctx, out, t0, vel);
    } else voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
  }

  function updateEchoLine(){
    if (!echoLine) return;
    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";
    if (p.length > 140) p = p.substring(p.length - 140);
    if (m.length > 110) m = m.substring(m.length - 110);
    if (t.length > 90) t = t.substring(t.length - 90);
    echoLine.innerHTML = '<span class="t">' + escapeHtml(t) + '</span><br><span class="m">' + escapeHtml(m) + '</span><br><span class="p">' + escapeHtml(p) + '</span>';
  }

  function escapeHtml(s){
    return String(s)
      .replace(/&/g, "&amp;")
      .replace(/</g, "&lt;")
      .replace(/>/g, "&gt;")
      .replace(/"/g, "&quot;");
  }

  function buildFromTextLayer(text, layer, weight){
    var list = [];
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);

    var tail = text.length > 320 ? text.substring(text.length - 320) : text;
    var vs = vowelStats(tail);

    if (ctx && layer === "present"){
      var cutoff = clamp(650 + vs.ratio * 2800, 520, 4200);
      var q = clamp(0.7 + vs.rep * 7.0, 0.7, 9.0);
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(q, ctx.currentTime);
      if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    }

    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];
    var sumLen = 0;
    for (var i=0;i<words.length;i++) sumLen += words[i].length;
    var avg = sumLen / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4;
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msPerStep = msPerBeat / stepsPerBeat;

    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var swing = getSwing();
    function stepToMs(s){
      var base = s * msPerStep;
      var off = (s % 2) ? (msPerStep * swing) : 0;
      return base + off;
    }

    var chordBias = getChordBias();
    var density = getDensity();
    var mode = getMode();
    if (mode === "author"){
      chordBias = clamp(chordBias, 0.88, 0.98);
      density = clamp(density, 0.18, 0.85);
    }

    var step = 0;

    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;

      var idx = charToIndex(ch);
      var gate = ((idx % 100) / 100);
      if (gate > density && !isPunct(ch) && !isSpace(ch)) { step = (step + 1) % stepsTotal; continue; }

      var t = stepToMs(step) % loopLenMs;
      if (isSpace(ch)){
        list.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.55 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }
      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        list.push({ t: t, tr: 5, kind: "drum", drum: which, vel: 0.85 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

      list.push({ t: t, tr: 0, kind: "note", midi: info.midi, vel: 0.90 * weight, layer: layer });

      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);

      if (isV || ((idx % 5) === 0)){
        list.push({ t: t, tr: 1, kind: "note", midi: info.midi - 12, vel: 0.55 * weight, pad: true, layer: layer });
      }
      if (!isV && ((idx % 3) === 0)){
        list.push({ t: (t + msPerStep*0.25) % loopLenMs, tr: 2, kind: "note", midi: info.midi + 12, vel: 0.45 * weight, layer: layer });
      }
      if ((idx % 11) === 0){
        list.push({ t: (t + msPerStep*0.50) % loopLenMs, tr: 3, kind: "note", midi: info.midi + 12, vel: 0.36 * weight, accent: true, layer: layer });
      }
      if (info.mate !== null){
        list.push({ t: (t + 14) % loopLenMs, tr: 0, kind: "note", midi: info.mate, vel: 0.50 * weight, layer: layer });
      }

      if (layer === "present" && ((step % stepsPerBeat) === 0)){
        var chordDegs = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 31) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        list.push({ t: t, tr: 6, kind: "note", midi: bassMidi, vel: 0.98, bass: true, layer: layer });
        if ((idx % 2) === 0){
          var subMidi = bassMidi - 12;
          while (subMidi < 28) subMidi += 12;
          list.push({ t: (t + 6) % loopLenMs, tr: 6, kind: "note", midi: subMidi, vel: 0.78, bass: true, layer: layer });
        }
      }

      if (idx > 20 && (idx % 7) === 0){
        list.push({ t: (t + msPerStep*0.15) % loopLenMs, tr: 7, kind: "air", tone: 1100 + vs.ratio*2200, vel: 0.40 * weight, layer: layer });
      }

      step = (step + 1) % stepsTotal;
    }

    return list;
  }

  
  function fillSelect(el, items){
    if (!el) return;
    el.innerHTML = "";
    for (var i=0;i<items.length;i++){
      var it = items[i];
      var opt = document.createElement("option");
      opt.value = it.v;
      opt.textContent = it.t;
      el.appendChild(opt);
    }
  }

  // --- presets & instruments lists (lightweight, no engine changes) ---
  var PRESETS = [];
  (function(){
    // 50 presets: keep harmony stable by only changing safe params
    var keys = ["Amin","Cmaj","Dmin","Emin"];
    var eras = ["tape","digital","dub"];
    for (var i=1;i<=50;i++){
      PRESETS.push({
        name: "P" + (i<10?("0"+i):i),
        key: keys[i % keys.length],
        bpm: 48 + (i*3 % 92),
        stretch: 0.70 + ((i*7)%60)/100,
        rev: clamp(0.18 + ((i*5)%60)/100, 0, 1),
        ech: clamp(0.22 + ((i*9)%55)/100, 0, 1),
        drive: clamp(0.08 + ((i*11)%40)/100, 0, 1),
        era: eras[i % eras.length]
      });
    }
  })();

  var SOLO_INSTRUMENTS = [];
  (function(){
    // 50+ instruments, grouped by base family + variant
    function add(group, base, variants){
      for (var i=0;i<variants.length;i++){
        SOLO_INSTRUMENTS.push({ group: group, v: base + ":" + variants[i].v, t: variants[i].t });
      }
    }
    add("PIANO / KEYS", "piano", [
      {v:"clean",t:"Clean Piano"},
      {v:"felt",t:"Felt Keys"},
      {v:"tape",t:"Tape Piano"},
      {v:"plucked",t:"Plucked Keys"},
      {v:"glass",t:"Glass Keys"},
      {v:"noir",t:"Noir Keys"}
    ]);
    add("BASS", "bass", [
      {v:"sub",t:"Sub Sine"},
      {v:"tape",t:"Tape Bass"},
      {v:"acid",t:"Acid Low"},
      {v:"picked",t:"Picked Bass"},
      {v:"doom",t:"Doom Bass"},
      {v:"growl",t:"Growl Bass"}
    ]);
    add("STRINGS / EPIC", "strings", [
      {v:"pad",t:"Strings Pad"},
      {v:"epic",t:"Epic Violins"},
      {v:"dark",t:"Dark Ensemble"},
      {v:"ghost",t:"Ghost Strings"},
      {v:"cinema",t:"Cinema Swell"},
      {v:"low",t:"Low Cellos"}
    ]);
    add("SYNTH / AMBIENT", "synth", [
      {v:"halo",t:"Halo Pad"},
      {v:"dusk",t:"Dusk Pad"},
      {v:"lofi",t:"LoFi Warm"},
      {v:"fm",t:"FM Air"},
      {v:"brutal",t:"Brutal Lead"},
      {v:"drone",t:"Drone Organ"}
    ]);
    add("BRASS / LEAD", "brass", [
      {v:"lead",t:"Brass Lead"},
      {v:"muted",t:"Muted Brass"},
      {v:"dark",t:"Dark Horn"},
      {v:"film",t:"Film Horns"},
      {v:"stab",t:"Brass Stab"},
      {v:"low",t:"Low Tuba"}
    ]);
    add("BELLS / FX", "bell", [
      {v:"soft",t:"Soft Bell"},
      {v:"ice",t:"Ice Bell"},
      {v:"ritual",t:"Ritual Bell"},
      {v:"church",t:"Church Bell"},
      {v:"metal",t:"Metal Chime"},
      {v:"dark",t:"Dark Chime"}
    ]);
    // ensure 50+
    while (SOLO_INSTRUMENTS.length < 52){
      SOLO_INSTRUMENTS.push({group:"EXTRA", v:"piano:alt"+SOLO_INSTRUMENTS.length, t:"Alt "+(SOLO_INSTRUMENTS.length+1)});
    }
  })();

  var DRUM_BLOCKS = {
    low: [
      {v:"off",t:"OFF"},
      {v:"sub4",t:"Sub Pulse 1/4"},
      {v:"sub8",t:"Sub Pulse 1/8"},
      {v:"boom",t:"Boom Drops"},
      {v:"rumble",t:"Rumble Low"}
    ],
    kick: [
      {v:"off",t:"OFF"},
      {v:"four",t:"4-on-floor"},
      {v:"trip",t:"TripHop"},
      {v:"dub",t:"Dub Kick"},
      {v:"break",t:"Broken"}
    ],
    snare: [
      {v:"off",t:"OFF"},
      {v:"two",t:"2 & 4"},
      {v:"ghost",t:"Ghost Snare"},
      {v:"rim",t:"Rim / Click"},
      {v:"wide",t:"Wide Hit"}
    ],
    hats: [
      {v:"off",t:"OFF"},
      {v:"e8",t:"8th Hats"},
      {v:"e16",t:"16th Fast"},
      {v:"dub",t:"Dub Hats"},
      {v:"shuffle",t:"Shuffle"}
    ],
    perc: [
      {v:"off",t:"OFF"},
      {v:"ticks",t:"Ticks"},
      {v:"clave",t:"Clave"},
      {v:"glitch",t:"Glitch"},
      {v:"dust",t:"Dust Noise"}
    ]
  };

  function setupMenus(){
    // preset select
    if (presetEl){
      var items = [];
      for (var i=0;i<PRESETS.length;i++){
        items.push({v: PRESETS[i].name, t: PRESETS[i].name});
      }
      fillSelect(presetEl, items);
      presetEl.value = PRESETS[0].name;
    }

    // solo instruments: grouped
    if (soloTypeEl){
      soloTypeEl.innerHTML = "";
      var currentGroup = "";
      for (var i=0;i<SOLO_INSTRUMENTS.length;i++){
        var it = SOLO_INSTRUMENTS[i];
        if (it.group !== currentGroup){
          currentGroup = it.group;
          var og = document.createElement("optgroup");
          og.label = currentGroup;
          soloTypeEl.appendChild(og);
        }
        var opt = document.createElement("option");
        opt.value = it.v;
        opt.textContent = it.t;
        // append to last optgroup
        soloTypeEl.lastChild.appendChild(opt);
      }
      soloTypeEl.value = "piano:clean";
    }

    if (drumSel1) fillSelect(drumSel1, DRUM_BLOCKS.low);
    if (drumSel2) fillSelect(drumSel2, DRUM_BLOCKS.kick);
    if (drumSel3) fillSelect(drumSel3, DRUM_BLOCKS.snare);
    if (drumSel4) fillSelect(drumSel4, DRUM_BLOCKS.hats);
    if (drumSel5) fillSelect(drumSel5, DRUM_BLOCKS.perc);

    if (drumSel1) drumSel1.value = "sub8";
    if (drumSel2) drumSel2.value = "trip";
    if (drumSel3) drumSel3.value = "ghost";
    if (drumSel4) drumSel4.value = "e16";
    if (drumSel5) drumSel5.value = "ticks";
  }

  function applyPresetByName(nm){
    if (!nm) return;
    for (var i=0;i<PRESETS.length;i++){
      if (PRESETS[i].name === nm){
        var p = PRESETS[i];
        if (keySel) keySel.value = p.key;
        if (bpmEl) bpmEl.value = String(Math.round(p.bpm));
        if (stretchEl) stretchEl.value = String(p.stretch.toFixed(2));
        if (reverbEl) reverbEl.value = String(p.rev.toFixed(2));
        if (echoEl) echoEl.value = String(p.ech.toFixed(2));
        if (driveEl) driveEl.value = String(p.drive.toFixed(2));
        // era mapping happens later via getEraMode() if you have it; keep safe
        break;
      }
    }
  }

  function buildDrumBlocks(){
    drumEvents = [];
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var t = 0;

    var low = drumSel1 ? (drumSel1.value || "off") : "off";
    var kick = drumSel2 ? (drumSel2.value || "off") : "off";
    var sn  = drumSel3 ? (drumSel3.value || "off") : "off";
    var hat = drumSel4 ? (drumSel4.value || "off") : "off";
    var perc= drumSel5 ? (drumSel5.value || "off") : "off";

    var bars = 2;
    var steps = 16 * bars;
    var stepMs = (msPerBeat * 0.25); // 16th

    function push(kind, whenMs, vel){
      drumEvents.push({ t: whenMs, kind: "note", type: "drums", extra: {kind: kind}, vel: vel });
    }

    for (var i=0;i<steps;i++){
      var beat = i % 16;
      var bar = Math.floor(i/16);
      var when = t + i*stepMs;

      // LOW layer (uses kick synth but slower/softer)
      if (low === "sub4" && beat === 0) push("kick", when, 0.22);
      if (low === "sub8" && (beat === 0 || beat === 8)) push("kick", when, 0.18);
      if (low === "boom" && (beat === 0 && bar===1)) push("kick", when, 0.28);
      if (low === "rumble" && (beat % 4 === 0)) push("kick", when, 0.14);

      // KICK patterns
      if (kick === "four" && (beat===0 || beat===4 || beat===8 || beat===12)) push("kick", when, 0.26);
      if (kick === "trip" && (beat===0 || beat===6 || beat===10 || beat===14)) push("kick", when, 0.25);
      if (kick === "dub" && (beat===0 || beat===7 || beat===12)) push("kick", when, 0.24);
      if (kick === "break" && (beat===0 || beat===3 || beat===9 || beat===13)) push("kick", when, 0.23);

      // SNARE patterns
      if (sn === "two" && (beat===4 || beat===12)) push("snare", when, 0.20);
      if (sn === "ghost"){
        if (beat===4 || beat===12) push("snare", when, 0.19);
        if (beat===2 || beat===10 || beat===14) push("snare", when, 0.08);
      }
      if (sn === "rim" && (beat===4 || beat===12 || beat===15)) push("snare", when, 0.14);
      if (sn === "wide" && (beat===4 || beat===12)) push("snare", when, 0.24);

      // HATS patterns
      if (hat === "e8" && (beat%2===0)) push("hat", when, 0.10);
      if (hat === "e16") push("hat", when, 0.08 + (beat%4===0?0.02:0));
      if (hat === "dub" && (beat===2||beat===6||beat===10||beat===14)) push("hat", when, 0.14);
      if (hat === "shuffle" && (beat%2===0)) push("hat", when + (beat%4===2?stepMs*0.18:0), 0.10);

      // PERC patterns (mapped to hat/snare lightly)
      if (perc === "ticks" && (beat===1||beat===5||beat===9||beat===13)) push("hat", when, 0.06);
      if (perc === "clave" && (beat===3||beat===11)) push("snare", when, 0.10);
      if (perc === "glitch" && (Math.random()<0.05)) push("hat", when, 0.12);
      if (perc === "dust" && (Math.random()<0.10)) push("hat", when, 0.05);
    }

    loopLenMs = Math.max(loopLenMs, (steps*stepMs) + 60);
  }

function buildAll(){
    if (!ctx) return;

    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";

    var words = p.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    var avg = 4;
    if (words.length){
      var sumLen = 0;
      for (var i=0;i<words.length;i++) sumLen += words[i].length;
      avg = sumLen / Math.max(1, words.length);
    }
    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1000, msPerBeat * 8);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    var memAmt = getMemory();
    var wP = 1.00;
    var wM = 0.40 * memAmt;
    var wT = 0.22 * memAmt;

    progIndex = 0;
    events = []
      .concat(buildFromTextLayer(p, "present", wP))
      .concat(buildFromTextLayer(m, "memory", wM))
      .concat(buildFromTextLayer(t, "trace", wT));

    buildDrumBlocks();

    buildSolo();
  }

  
  function buildSolo(){
    soloEvents = [];
    if (!soloOnEl || !soloOnEl.checked) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;

    var mode = getMode();
    var chordBias = getChordBias();
    if (mode === "author") chordBias = clamp(chordBias, 0.90, 0.98);

    // derive 16-step contour from curve
    var steps = 16;
    var ys = curveToSamples(steps);

    // timing: density from curve x (left=slow, right=faster)
    var dens = clamp(0.25 + curveState.x * 0.95, 0.25, 1.20);
    var stepMs = (msPerBeat * 0.5) / dens;

    // note length from soloLen slider
    var hold = readFloat(soloLenEl, 0.80);
    var holdMs = clamp(msPerBeat * 0.18 * hold, 90, 920);

    // map y to scale degree window; keep harmony stable via chord bias
    var key = SCALES[keyName] || SCALES["Amin"];
    var degs = key.degrees;

    var t = 0;
    for (var i=0;i<steps;i++){
      var y = ys[i];
      // y: 0 top, 1 bottom
      var raw = Math.round((1 - y) * 6); // 0..6
      raw = clamp(raw, 0, 6);

      // choose chord vs scale
      var isMinor = (keyName.indexOf("min") !== -1);
      var chordDegs = getChordDegrees(isMinor);

      var useChord = (Math.random() < chordBias);
      var degIndex = useChord ? chordDegs[raw % 3] : raw;

      // register: more low if y is bottom
      var octaveShift = (y > 0.60) ? -1 : (y < 0.25 ? 1 : 0);
      var midi = key.tonicMidi + degs[degIndex] + (12 * octaveShift);

      while (midi < 52) midi += 12;
      while (midi > 79) midi -= 12;

      soloEvents.push({
        t: t,
        kind: "note",
        type: "solo",
        midi: midi,
        vel: 0.82,
        len: hold,
        mate: null
      });

      t += stepMs;
    }

    // loop length follows pattern length
    loopLenMs = Math.max(loopLenMs, t + (msPerBeat*0.25) + 120);
  }


  function scheduleList(list, nowPerf, msIntoLoop, msTarget, base, isSolo){
    function willPlayAt(t){
      var offsetMs = 0, ok = false;
      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<list.length;i++){
      var ev = list[i];
      var off = willPlayAt(ev.t % loopLenMs);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (isSolo){
        var soloId = (soloTypeEl && soloTypeEl.value) ? soloTypeEl.value : "piano:clean";
        var parts = String(soloId).split(":");
        var soloType = parts[0] || "piano";
        var soloVar = parts[1] || "clean";
        var hold = clamp(ev.len || 0.80, 0.20, 1.60);
        playByType(0, soloType, ev.midi, clamp(ev.vel||0.80, 0.02, 1), hold, when, { cutoff: tracks[0].cutoff + 700, res: tracks[0].res + 0.5, variant: soloVar }, true);
        if (ev.mate !== null){
          playByType(0, soloType, ev.mate, clamp((ev.vel||0.80)*0.58, 0.02, 1), clamp(hold*0.85,0.18,1.45), when + 0.06, { cutoff: tracks[0].cutoff + 800, res: tracks[0].res + 0.6, variant: soloVar }, true);
        }
      } else {
        if (ev.type === "drums"){
          playByType(0, "drums", 60, clamp(ev.vel||0.18,0.02,1), 0.10, when, ev.extra||{}, false);
          continue;
        }
        if (ev.kind === "note"){
          var tr = tracks[ev.tr];
          if (!tr || !tr.enabled) continue;

          var vel = clamp(ev.vel || 0.6, 0.02, 1);
          var hold2 = (ev.pad || ev.bass) ? 0.12 : 0.08;

          if (ev.layer === "memory"){ vel *= 0.70; hold2 *= 1.10; }
          if (ev.layer === "trace"){ vel *= 0.55; hold2 *= 1.25; }

          var extra = null;
          if (ev.pad) extra = { cutoff: clamp(tr.cutoff + 600, 800, 5200), res: clamp(tr.res, 0.6, 10.0) };
          else if (ev.bass) extra = { cutoff: clamp(tr.cutoff, 120, 900), res: clamp(tr.res, 0.6, 3.5) };
          else if (ev.accent) extra = { cutoff: clamp(tr.cutoff + 1100, 900, 6500), res: clamp(tr.res + 0.2, 0.6, 11.0) };

          playByType(ev.tr, tr.type, ev.midi, vel, hold2, when, extra, false);
        } else if (ev.kind === "drum"){
          var trd = tracks[ev.tr];
          if (!trd || !trd.enabled) continue;
          playByType(ev.tr, "drums", 0, clamp(ev.vel || 0.7, 0.02, 1), 0, when, { kind: ev.drum }, false);
        } else if (ev.kind === "air"){
          var tra = tracks[ev.tr];
          if (!tra || !tra.enabled) continue;
          playByType(ev.tr, "air", 0, clamp(ev.vel || 0.4, 0.02, 1), 0, when, { tone: ev.tone || 1400 }, false);
        }
      }
    }
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 230;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;
    var base = ctx.currentTime + 0.02;

    scheduleList(events, nowPerf, msIntoLoop, msTarget, base, false);
    if (drumEvents && drumEvents.length) scheduleList(drumEvents, nowPerf, msIntoLoop, msTarget, base, false);
    if (soloOnEl && soloOnEl.checked) scheduleList(soloEvents, nowPerf, msIntoLoop, msTarget, base, true);
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stopHard(){
    if (!ctx) return;
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }

    var t = ctx.currentTime;
    for (var i=0;i<tracks.length;i++){
      var tr = tracks[i];
      if (!tr || !tr.out) continue;
      try{
        tr.out.gain.cancelScheduledValues(t);
        tr.out.gain.setTargetAtTime(0.0001, t, 0.01);
      }catch(e){}
    }
    setStatus(armed ? "armed" : "locked");
    window.setTimeout(function(){ if (!ctx) return; applyParams(); }, 140);
  }

  function clearAll(){
    stopHard();
    progIndex = 0;
    events = [];
    soloEvents = [];
    loopStartPerf = performance.now();
    presentText = "";
    memoryText = "";
    traceText = "";
    if (inp) inp.value = "";
    curveReset();
    updateEchoLine();
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function shiftMemory(reason){
    var memAmt = getMemory();
    if (memAmt <= 0.01) return;
    traceText = (traceText ? traceText + " " : "") + memoryText;
    if (traceText.length > 420) traceText = traceText.substring(traceText.length - 420);
    memoryText = presentText;
    presentText = "";
    if (inp) inp.value = "";
    updateEchoLine();
    buildAll();
    if (reason && lastCharEl) lastCharEl.textContent = reason;
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      playByType(3, "bell", 69, 0.28, 0.06, ctx.currentTime + 0.01, { cutoff: 3200, res: 1.2 }, true);
      buildAll();
    });
  }

  function rebuildFromInput(){
    presentText = inp ? (inp.value || "") : presentText;
    updateEchoLine();
    buildAll();
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var mode = getMode();
    var chordBias = getChordBias();
    if (mode === "author") chordBias = clamp(chordBias, 0.88, 0.98);

    var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    var t0 = ctx.currentTime + 0.001;
    var tr0 = tracks[0];
    if (tr0 && tr0.enabled) playByType(0, tr0.type, info.midi, 0.88, 0.10, t0, null, false);

    if (info.mate !== null){
      var tr1 = tracks[1];
      if (tr1 && tr1.enabled) playByType(1, tr1.type, info.mate - 12, 0.50, 0.14, t0 + 0.02, {cutoff: tr1.cutoff+450, res: tr1.res}, false);
    }

    var tr5 = tracks[5];
    if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.40, 0, t0, {kind:"hat"}, false);

    if (isSpace(ch)){
      if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.85, 0, t0, {kind:"kick"}, false);
    }
  }

  function bindTrackUI(){
    for (var i=0;i<TRACK_COUNT;i++){
      var node = trackNodes[i];
      if (!node) continue;

      (function(index, el){
        var t = tracks[index];

        var en = el.querySelector("[data-gg6-tr-en]");
        var role = el.querySelector("[data-gg6-tr-role]");
        var voice = el.querySelector("[data-gg6-tr-voice]");
        var vol = el.querySelector("[data-gg6-tr-vol]");
        var pan = el.querySelector("[data-gg6-tr-pan]");
        var ech = el.querySelector("[data-gg6-tr-echo]");
        var rev = el.querySelector("[data-gg6-tr-rev]");
        var cut = el.querySelector("[data-gg6-tr-cut]");
        var res = el.querySelector("[data-gg6-tr-res]");

        function applyPresetFromVoice(){
          var v = voice && voice.value ? voice.value : t.voice;
          var p = VOICE_PRESETS[v];
          if (!p) return;
          t.voice = v;
          t.role = v.split(":")[0].trim();
          t.type = p.type;
          t.cutoff = p.cutoff;
          t.res = p.res;
          t.vol = p.vol;
          t.echo = p.echo;
          t.reverb = p.reverb;

          if (role) role.value = t.role;
          if (vol) vol.value = String(t.vol);
          if (ech) ech.value = String(t.echo);
          if (rev) rev.value = String(t.reverb);
          if (cut) cut.value = String(t.cutoff);
          if (res) res.value = String(t.res);

          applyParams();
        }

        function syncFromUI(){
          t.enabled = !!(en && en.checked);
          t.role = (role && role.value) ? role.value : t.role;

          if (voice && voice.value && voice.value !== t.voice){
            applyPresetFromVoice();
            return;
          }

          t.vol = clamp(readFloat(vol, t.vol), 0, 1);
          t.pan = clamp(readFloat(pan, t.pan), -1, 1);
          t.echo = clamp(readFloat(ech, t.echo), 0, 1);
          t.reverb = clamp(readFloat(rev, t.reverb), 0, 1);
          t.cutoff = clamp(readFloat(cut, t.cutoff), 120, 9000);
          t.res = clamp(readFloat(res, t.res), 0.6, 12);

          normalizeForMusicality();
          applyParams();
        }

        if (en) en.checked = t.enabled;
        if (role) role.value = t.role;
        if (voice) voice.value = t.voice;

        if (vol) vol.value = String(t.vol);
        if (pan) pan.value = String(t.pan);
        if (ech) ech.value = String(t.echo);
        if (rev) rev.value = String(t.reverb);
        if (cut) cut.value = String(t.cutoff);
        if (res) res.value = String(t.res);

        var inputs = [en,role,voice,vol,pan,ech,rev,cut,res];
        for (var k=0;k<inputs.length;k++){
          if (!inputs[k]) continue;
          inputs[k].addEventListener("input", syncFromUI, true);
          inputs[k].addEventListener("change", syncFromUI, true);
        }
      })(i, node);
    }
  }

  if (btnArm) 
  // init menus + curve ui
  setupMenus();
  bindCurveUI();
  curveReset();
  (function raf(){
    if (curveNeedsDraw){
      curveNeedsDraw = false;
      drawCurve();
    }
    requestAnimationFrame(raf);
  })();

  if (presetEl){
    presetEl.addEventListener("change", function(){
      applyPresetByName(presetEl.value || "");
      applyParams();
      buildAll();
    }, true);
  }

  var drumEls = [drumSel1,drumSel2,drumSel3,drumSel4,drumSel5];
  for (var di=0;di<drumEls.length;di++){
    if (!drumEls[di]) continue;
    drumEls[di].addEventListener("change", function(){
      buildAll();
    }, true);
  }

btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      applyParams();
      buildAll();
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){ stopHard(); if (inp) inp.focus(); }, true);
  if (btnClear) btnClear.addEventListener("click", function(){ clearAll(); if (inp) inp.focus(); }, true);

  var globalInputs = [eraSel,modeSel,musicalEl,densityEl,swingEl,memoryEl,bpmEl,stretchEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl,driveEl,chordEl,subEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
    globalInputs[gi].addEventListener("change", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
  }

  if (keySel) keySel.addEventListener("change", function(){ progIndex = 0; buildAll(); }, true);

  if (soloOnEl) soloOnEl.addEventListener("change", function(){ buildAll(); }, true);
  if (soloTypeEl) soloTypeEl.addEventListener("change", function(){}, true);
  if (soloLenEl) soloLenEl.addEventListener("input", function(){ buildAll(); }, true);
  

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){
      presentText = inp.value || "";
      updateEchoLine();
      buildAll();
    }, true);

    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });

        if (isPunct(k)){
          if ((presentText || "").length > 12) shiftMemory("punct");
        }

        var lim = 80;
        if ((presentText || "").length > lim){
          shiftMemory("auto");
        }
      }
    }, true);
  }

  if (inp){
    var lastSpace = 0;
    inp.addEventListener("keyup", function(e){
      if (!e || e.key !== " ") return;
      var t = Date.now();
      if (t - lastSpace < 260){
        shiftMemory("shift");
      }
      lastSpace = t;
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  updateEchoLine();

  var origArm = arm;
  arm = function(){
    origArm();
    if (ctx && tracks.length && !root.__gg6_tracksBound){
      root.__gg6_tracksBound = true;
      bindTrackUI();
      buildAll();
      applyParams();
    }
  };
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg6-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}
if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();
})();
//# sourceURL=glossogen6b-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="glossogen7-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";
function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }
function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}
function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function tuneHz(freq, cents){ return freq * Math.pow(2, cents / 1200); }
function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return { ratio: total ? (v/total) : 0, rep: total ? (rep/total) : 0 };
}
var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};
var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];
function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}
function pickNoteForChar(ch, keyName, progIndex, chordBias){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);
  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);
  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;
  var bias = clamp(typeof chordBias === "number" ? chordBias : 0.90, 0.40, 0.98);
  var degIndex = (t < bias) ? chordDegs[idx % 3] : (idx % 7);
  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);
  while (base < 57) base += 12;
  while (base > 76) base -= 12;
  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }
  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}
function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}
function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}
function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
}
function softClipCurve(amount){
  var k = clamp(amount, 0, 1);
  var n = 1024;
  var curve = new Float32Array(n);
  var drive = 1 + k * 10;
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    curve[i] = Math.tanh(x * drive);
  }
  return curve;
}
function quantizeCurve(bits){
  var b = clamp(bits, 4, 16);
  var steps = Math.pow(2, b-1);
  var n = 2048;
  var curve = new Float32Array(n);
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    curve[i] = Math.round(x * steps) / steps;
  }
  return curve;
}
function voice_piano(ctx, out, freq, vel, hold, t0, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);
  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2200, t0);
  f.Q.setValueAtTime(0.75, t0);
  osc.connect(f); f.connect(out);
  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource(); ns.buffer = nb;
  var nf = ctx.createBiquadFilter(); nf.type = "highpass"; nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain(); ng.gain.setValueAtTime(vel * 0.12, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);
  var peak = clamp(vel, 0.04, 0.20);
  var rel = longRelease ? (1.10 + hold*1.45) : (0.42 + hold*0.95);
  env(out, t0, 0.004, 0.10, peak*0.30, rel, peak);
  osc.start(t0); ns.start(t0);
  osc.stop(t0 + 0.80 + hold + (longRelease?0.75:0));
  ns.stop(t0 + 0.03);
  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_strings(ctx, out, freq, vel, t0, cutoff, res, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);
  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);
  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);
  var peak = clamp(vel*0.10, 0.02, 0.12);
  env(out, t0, 0.10, 0.35, peak*0.82, longRelease?2.65:1.45, peak);
  o1.start(t0); o2.start(t0); o3.start(t0);
  var stopT = t0 + (longRelease?3.55:2.05);
  o1.stop(stopT); o2.stop(stopT); o3.stop(stopT);
  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_organ(ctx, out, freq, vel, t0, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain(); mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);
  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.8, t0);
  mix.connect(f); f.connect(out);
  var peak = clamp(vel*0.14, 0.03, 0.13);
  env(out, t0, 0.01, 0.10, peak*0.72, longRelease?1.45:0.58, peak);
  o1.start(t0); o2.start(t0); o3.start(t0);
  var stopT = t0 + (longRelease?2.55:1.10);
  o1.stop(stopT); o2.stop(stopT); o3.stop(stopT);
  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);
  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);
  osc.connect(f); f.connect(out);
  var peak = clamp(vel*0.18, 0.03, 0.14);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.24, peak);
  osc.start(t0);
  osc.stop(t0 + 0.35);
  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bell(ctx, out, freq, vel, t0, longRelease){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();
  car.type = "sine"; mod.type = "sine";
  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);
  mod.connect(mg); mg.connect(car.frequency);
  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.002, 0.10, peak*0.35, longRelease?2.25:1.15, peak);
  car.connect(out);
  car.start(t0); mod.start(t0);
  var stopT = t0 + (longRelease?2.85:1.50);
  car.stop(stopT); mod.stop(stopT);
  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_brass(ctx, out, freq, vel, t0, cutoff, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);
  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);
  osc.connect(f); f.connect(out);
  var peak = clamp(vel*0.14, 0.02, 0.14);
  env(out, t0, 0.02, 0.08, peak*0.55, longRelease?1.25:0.58, peak);
  osc.start(t0);
  osc.stop(t0 + (longRelease?1.70:1.00));
  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);
  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);
  ns.connect(f); f.connect(out);
  var peak = clamp(vel*0.10, 0.01, 0.07);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.32, peak);
  ns.start(t0); ns.stop(t0 + 0.26);
  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(44, t0 + 0.08);
  var peak = clamp(vel*0.32, 0.05, 0.28);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.18, peak);
  o.connect(out); o.start(t0); o.stop(t0 + 0.22);
  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);
  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);
  ns.connect(f); f.connect(out);
  var peak = clamp(vel*0.26, 0.04, 0.22);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.20, peak);
  ns.start(t0); ns.stop(t0 + 0.22);
  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);
  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);
  ns.connect(f); f.connect(out);
  var peak = clamp(vel*0.15, 0.02, 0.12);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.10, peak);
  ns.start(t0); ns.stop(t0 + 0.12);
  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bass(ctx, out, freq, vel, t0, cutoff, subMix){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  o1.type = "sine";
  o2.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o2.detune.setValueAtTime(-6, t0);
  var mix = ctx.createGain(); mix.gain.setValueAtTime(1.0, t0);
  var g1 = ctx.createGain(); g1.gain.setValueAtTime(clamp(subMix,0,1), t0);
  var g2 = ctx.createGain(); g2.gain.setValueAtTime(1.0 - clamp(subMix,0,1)*0.45, t0);
  o1.connect(g1); o2.connect(g2);
  g1.connect(mix); g2.connect(mix);
  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.85, t0);
  mix.connect(f); f.connect(out);
  var peak = clamp(vel*0.30, 0.06, 0.28);
  env(out, t0, 0.004, 0.08, peak*0.36, 0.36, peak);
  o1.start(t0); o2.start(t0);
  o1.stop(t0 + 0.54); o2.stop(t0 + 0.54);
  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
/* curve class */
function Curve(canvas, opts){
  this.canvas = canvas;
  this.ctx = canvas.getContext("2d");
  this.points = [];
  this.active = -1;
  this.opts = opts || {};
  this._bind();
  this.reset();
}
Curve.prototype.reset = function(){
  this.points = [];
  var n = this.opts.count || 8;
  for (var i=0;i<n;i++){
    var x = i/(n-1);
    var y = 0.5;
    this.points.push({x:x,y:y});
  }
  this.draw();
};
Curve.prototype.valueAt = function(x){
  x = clamp(x, 0, 1);
  var pts = this.points;
  if (x <= pts[0].x) return pts[0].y;
  for (var i=1;i<pts.length;i++){
    if (x <= pts[i].x){
      var a = pts[i-1], b = pts[i];
      var t = (x - a.x) / Math.max(1e-6, (b.x - a.x));
      return a.y + (b.y - a.y) * t;
    }
  }
  return pts[pts.length-1].y;
};
Curve.prototype._bind = function(){
  var self = this;
  function pos(e){
    var r = self.canvas.getBoundingClientRect();
    var cx = (e.clientX - r.left);
    var cy = (e.clientY - r.top);
    return {x: cx / r.width, y: cy / r.height};
  }
  function hit(p){
    var r = self.canvas.getBoundingClientRect();
    var mx = p.x * r.width, my = p.y * r.height;
    var best = -1, bestD = 1e9;
    for (var i=0;i<self.points.length;i++){
      var pt = self.points[i];
      var px = pt.x * r.width, py = pt.y * r.height;
      var dx = mx - px, dy = my - py;
      var d = dx*dx + dy*dy;
      if (d < bestD){ bestD = d; best = i; }
    }
    return (bestD < 200) ? best : -1;
  }
  var dragging = false;
  this.canvas.addEventListener("pointerdown", function(e){
    self.canvas.setPointerCapture(e.pointerId);
    var p = pos(e);
    var idx = hit(p);
    if (idx >= 0){ self.active = idx; dragging = true; }
  }, true);
  this.canvas.addEventListener("pointermove", function(e){
    if (!dragging || self.active < 0) return;
    var p = pos(e);
    var i = self.active;
    var pt = self.points[i];
    var minX = (i === 0) ? 0 : (self.points[i-1].x + 0.02);
    var maxX = (i === self.points.length-1) ? 1 : (self.points[i+1].x - 0.02);
    if (i === 0 || i === self.points.length-1){
      pt.x = (i === 0) ? 0 : 1;
    } else {
      pt.x = clamp(p.x, minX, maxX);
    }
    pt.y = clamp(p.y, 0, 1);
    self.draw();
    if (self.opts.onChange) self.opts.onChange();
  }, true);
  this.canvas.addEventListener("pointerup", function(){ dragging = false; self.active = -1; }, true);
};
Curve.prototype.draw = function(){
  var c = this.canvas;
  var ctx = this.ctx;
  var w = c.width, h = c.height;
  ctx.clearRect(0,0,w,h);
  ctx.fillStyle = "#050505";
  ctx.fillRect(0,0,w,h);
  ctx.strokeStyle = "rgba(255,255,255,0.06)";
  ctx.lineWidth = 1;
  for (var i=1;i<6;i++){
    var x = (w/6)*i;
    ctx.beginPath(); ctx.moveTo(x,0); ctx.lineTo(x,h); ctx.stroke();
  }
  for (var j=1;j<4;j++){
    var y = (h/4)*j;
    ctx.beginPath(); ctx.moveTo(0,y); ctx.lineTo(w,y); ctx.stroke();
  }
  ctx.strokeStyle = "rgba(255,255,255,0.62)";
  ctx.lineWidth = 2;
  ctx.beginPath();
  for (var k=0;k<this.points.length;k++){
    var pt = this.points[k];
    var x2 = pt.x * w;
    var y2 = pt.y * h;
    if (k===0) ctx.moveTo(x2,y2); else ctx.lineTo(x2,y2);
  }
  ctx.stroke();
  for (var p=0;p<this.points.length;p++){
    var pp = this.points[p];
    var px = pp.x*w, py = pp.y*h;
    ctx.fillStyle = "#e33";
    ctx.beginPath(); ctx.arc(px, py, 4.8, 0, Math.PI*2); ctx.fill();
    ctx.strokeStyle = "rgba(0,0,0,0.65)";
    ctx.lineWidth = 2;
    ctx.stroke();
  }
};
function initWidget(root){
  if (!root || root.__gg7_inited) return;
  root.__gg7_inited = true;
  var AC = window.AudioContext || window.webkitAudioContext;
  var ctx = null;
  var btnArm = root.querySelector("[data-gg7-arm]");
  var btnPlay = root.querySelector("[data-gg7-play]");
  var btnStop = root.querySelector("[data-gg7-stop]");
  var btnClear = root.querySelector("[data-gg7-clear]");
  var inp = root.querySelector("[data-gg7-input]");
  var statusEl = root.querySelector("[data-gg7-status]");
  var keySel = root.querySelector("[data-gg7-key]");
  var eraSel = root.querySelector("[data-gg7-era]");
  var modeSel = root.querySelector("[data-gg7-mode]");
  var musicalEl = root.querySelector("[data-gg7-musical]");
  var densityEl = root.querySelector("[data-gg7-density]");
  var swingEl = root.querySelector("[data-gg7-swing]");
  var memoryEl = root.querySelector("[data-gg7-memory]");
  var bpmEl = root.querySelector("[data-gg7-bpm]");
  var stretchEl = root.querySelector("[data-gg7-stretch]");
  var tuneEl = root.querySelector("[data-gg7-tune]");
  var masterEl = root.querySelector("[data-gg7-master]");
  var driveEl = root.querySelector("[data-gg7-drive]");
  var chordEl = root.querySelector("[data-gg7-chord]");
  var subEl = root.querySelector("[data-gg7-submix]");
  var eqLowEl = root.querySelector("[data-gg7-eq-low]");
  var eqMidEl = root.querySelector("[data-gg7-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg7-eq-high]");
  var delayTimeEl = root.querySelector("[data-gg7-delay-time]");
  var delayFbEl = root.querySelector("[data-gg7-delay-fb]");
  var reverbEl = root.querySelector("[data-gg7-reverb]");
  var drumKickEl = root.querySelector("[data-gg7-drum-kick]");
  var drumSnareEl = root.querySelector("[data-gg7-drum-snare]");
  var drumHatEl = root.querySelector("[data-gg7-drum-hat]");
  var drumBreakEl = root.querySelector("[data-gg7-drum-break]");
  var drumToneEl = root.querySelector("[data-gg7-drum-tone]");
  var drumHumanEl = root.querySelector("[data-gg7-drum-human]");
  var lastCharEl = root.querySelector("[data-gg7-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg7-lastnote]");
  var barEl = root.querySelector("[data-gg7-bar]");
  var loopEl = root.querySelector("[data-gg7-loop]");
  var voxEl = root.querySelector("[data-gg7-vox]");
  var echoLine = root.querySelector("[data-gg7-echoline]");
  var cvMel = root.querySelector("[data-gg7-curve-mel]");
  var cvRhy = root.querySelector("[data-gg7-curve-rhy]");
  var cvFil = root.querySelector("[data-gg7-curve-fil]");
  var btnCurveReset = root.querySelector("[data-gg7-curve-reset]");
  var sum=null, geneLP=null, shaper=null, bitQ=null;
  var eqLow=null, eqMid=null, eqHigh=null;
  var master=null;
  var revIn=null, convolver=null, revGain=null;
  var dlyIn=null, delay=null, fb=null, dlyLP=null;
  var tapeNoise=null, tapeNoiseGain=null, wowLFO=null, wowGain=null;
  var armed=false, playing=false;
  var schedulerId=0, nextScanMs=0;
  var loopStartPerf=0, loopLenMs=3200;
  var events=[];
  var progIndex=0;
  var presentText="", memoryText="", traceText="";
  var curveMel=null, curveRhy=null, curveFil=null;
  function setStatus(s){ if (statusEl) statusEl.textContent = s; }
  function readFloat(el, defv){ var v = parseFloat(el && el.value ? el.value : ""); return isFinite(v) ? v : defv; }
  function readInt(el, defv){ var v = parseInt(el && el.value ? el.value : "", 10); return isFinite(v) ? v : defv; }
  function getEra(){ return eraSel && eraSel.value ? eraSel.value : "tape90"; }
  function getMode(){ return modeSel && modeSel.value ? modeSel.value : "author"; }
  function getTempo(){ var bpm = clamp(readInt(bpmEl, 80), 20, 180); var stretch = clamp(readFloat(stretchEl, 1.00), 0.20, 3.00); return { bpm: bpm, stretch: stretch }; }
  function getTuneCents(){ return clamp(readFloat(tuneEl, 0), -50, 50); }
  function getDrive(){ return clamp(readFloat(driveEl, 0.16), 0, 1); }
  function getChordBias(){ return clamp(readFloat(chordEl, 0.92), 0.40, 0.98); }
  function getSubMix(){ return clamp(readFloat(subEl, 0.70), 0, 1); }
  function getMusicality(){ return clamp(readFloat(musicalEl, 0.82), 0, 1); }
  function getDensity(){ return clamp(readFloat(densityEl, 0.72), 0.05, 1); }
  function getSwing(){ return clamp(readFloat(swingEl, 0.12), 0, 0.33); }
  function getMemory(){ return clamp(readFloat(memoryEl, 0.50), 0, 1); }
  function getDrums(){ return { kick: clamp(readFloat(drumKickEl, 0.55), 0, 1), snare: clamp(readFloat(drumSnareEl, 0.40), 0, 1), hat: clamp(readFloat(drumHatEl, 0.72), 0, 1), brk: clamp(readFloat(drumBreakEl, 0.28), 0, 1), tone: clamp(readFloat(drumToneEl, 0.55), 0, 1), human: clamp(readFloat(drumHumanEl, 0.15), 0, 1) }; }
  function initCurves(){
    function fitCanvas(cv){
      if (!cv) return;
      var r = cv.getBoundingClientRect();
      var w = Math.max(260, Math.floor(r.width));
      var h = Math.max(80, Math.floor(r.height));
      var dpr = window.devicePixelRatio || 1;
      cv.width = w * dpr;
      cv.height = h * dpr;
      var c = cv.getContext("2d");
      c.setTransform(dpr,0,0,dpr,0,0);
    }
    if (cvMel){ fitCanvas(cvMel); }
    if (cvRhy){ fitCanvas(cvRhy); }
    if (cvFil){ fitCanvas(cvFil); }
    curveMel = new Curve(cvMel, {count:8, onChange:function(){ buildAll(); }});
    curveRhy = new Curve(cvRhy, {count:8, onChange:function(){ buildAll(); }});
    curveFil = new Curve(cvFil, {count:8, onChange:function(){ buildAll(); }});
    for (var i=0;i<curveMel.points.length;i++){
      var x = curveMel.points[i].x;
      curveMel.points[i].y = 0.52 - 0.18*Math.sin(x*Math.PI);
    }
    for (var j=0;j<curveRhy.points.length;j++){
      var x2 = curveRhy.points[j].x;
      curveRhy.points[j].y = 0.70 - 0.30*Math.sin(x2*Math.PI);
    }
    for (var k=0;k<curveFil.points.length;k++){
      var x3 = curveFil.points[k].x;
      curveFil.points[k].y = 0.85 - 0.55*(1-x3)*(1-x3);
    }
    curveMel.draw(); curveRhy.draw(); curveFil.draw();
    window.addEventListener("resize", function(){
      if (cvMel){ fitCanvas(cvMel); curveMel.draw(); }
      if (cvRhy){ fitCanvas(cvRhy); curveRhy.draw(); }
      if (cvFil){ fitCanvas(cvFil); curveFil.draw(); }
    }, true);
    if (btnCurveReset){
      btnCurveReset.addEventListener("click", function(){
        curveMel.reset(); curveRhy.reset(); curveFil.reset();
        buildAll();
      }, true);
    }
  }
  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;
    ctx = new AC();
    sum = ctx.createGain(); sum.gain.value = 1.0;
    geneLP = ctx.createBiquadFilter(); geneLP.type = "lowpass"; geneLP.frequency.value = 2200; geneLP.Q.value = 0.85;
    shaper = ctx.createWaveShaper(); shaper.curve = softClipCurve(0.12); shaper.oversample = "2x";
    bitQ = ctx.createWaveShaper(); bitQ.curve = quantizeCurve(16); bitQ.oversample = "none";
    eqLow = ctx.createBiquadFilter(); eqLow.type = "lowshelf"; eqLow.frequency.value = 95; eqLow.gain.value = 6.0;
    eqMid = ctx.createBiquadFilter(); eqMid.type = "peaking"; eqMid.frequency.value = 950; eqMid.Q.value = 0.9; eqMid.gain.value = 0;
    eqHigh = ctx.createBiquadFilter(); eqHigh.type = "highshelf"; eqHigh.frequency.value = 5200; eqHigh.gain.value = -2.0;
    master = ctx.createGain(); master.gain.value = 0.44;
    sum.connect(geneLP); geneLP.connect(shaper); shaper.connect(bitQ); bitQ.connect(eqLow); eqLow.connect(eqMid); eqMid.connect(eqHigh); eqHigh.connect(master); master.connect(ctx.destination);
    revIn = ctx.createGain(); convolver = ctx.createConvolver(); convolver.buffer = createImpulseResponse(ctx, 1.95, 3.10); revGain = ctx.createGain(); revGain.gain.value = 0.22; revIn.connect(convolver); convolver.connect(revGain); revGain.connect(sum);
    dlyIn = ctx.createGain(); delay = ctx.createDelay(1.0); delay.delayTime.value = 0.22; fb = ctx.createGain(); fb.gain.value = 0.30; dlyLP = ctx.createBiquadFilter(); dlyLP.type = "lowpass"; dlyLP.frequency.value = 1800; dlyLP.Q.value = 0.7; dlyIn.connect(delay); delay.connect(dlyLP); dlyLP.connect(sum); dlyLP.connect(fb); fb.connect(delay);
    tapeNoise = ctx.createBufferSource(); tapeNoise.buffer = makeNoiseBuffer(ctx, 1.0); tapeNoise.loop = true;
    var tnf = ctx.createBiquadFilter(); tnf.type = "bandpass"; tnf.frequency.value = 3200; tnf.Q.value = 0.7;
    tapeNoiseGain = ctx.createGain(); tapeNoiseGain.gain.value = 0.0;
    tapeNoise.connect(tnf); tnf.connect(tapeNoiseGain); tapeNoiseGain.connect(sum);
    tapeNoise.start(ctx.currentTime + 0.01);
    wowLFO = ctx.createOscillator(); wowLFO.type = "sine"; wowLFO.frequency.value = 0.35;
    wowGain = ctx.createGain(); wowGain.gain.value = 0.0;
    wowLFO.connect(wowGain); wowGain.connect(geneLP.frequency);
    wowLFO.start(ctx.currentTime + 0.01);
    initCurves();
    applyParams();
    return true;
  }
  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }
  function applyEra(){
    if (!ctx) return;
    var era = getEra();
    tapeNoiseGain.gain.value = 0.0;
    wowGain.gain.value = 0.0;
    bitQ.curve = quantizeCurve(16);
    eqHigh.gain.value = -2.0;
    dlyLP.frequency.value = 1800;
    revGain.gain.value = clamp(readFloat(reverbEl, 0.22), 0, 0.80);
    function setWow(freq, depth){ wowLFO.frequency.value = freq; wowGain.gain.value = depth; }
    if (era === "tape90"){ tapeNoiseGain.gain.value = 0.008; setWow(0.35, 18); bitQ.curve = quantizeCurve(14); eqHigh.gain.value = -3.4; dlyLP.frequency.value = 1650; }
    else if (era === "cassette"){ tapeNoiseGain.gain.value = 0.011; setWow(0.42, 22); bitQ.curve = quantizeCurve(13); eqHigh.gain.value = -4.5; dlyLP.frequency.value = 1500; }
    else if (era === "vhs"){ tapeNoiseGain.gain.value = 0.012; setWow(0.28, 24); bitQ.curve = quantizeCurve(12); eqHigh.gain.value = -5.5; dlyLP.frequency.value = 1380; }
    else if (era === "vinyl"){ tapeNoiseGain.gain.value = 0.006; setWow(0.22, 9); bitQ.curve = quantizeCurve(15); eqHigh.gain.value = -2.8; dlyLP.frequency.value = 1750; }
    else if (era === "radioam"){ tapeNoiseGain.gain.value = 0.014; setWow(0.18, 8); bitQ.curve = quantizeCurve(11); eqHigh.gain.value = -7.5; dlyLP.frequency.value = 1100; }
    else if (era === "radiofm"){ tapeNoiseGain.gain.value = 0.007; setWow(0.16, 6); bitQ.curve = quantizeCurve(14); eqHigh.gain.value = -3.2; dlyLP.frequency.value = 1600; }
    else if (era === "wire"){ tapeNoiseGain.gain.value = 0.010; setWow(0.12, 12); bitQ.curve = quantizeCurve(12); eqHigh.gain.value = -6.0; dlyLP.frequency.value = 1250; }
    else if (era === "wax"){ tapeNoiseGain.gain.value = 0.016; setWow(0.10, 6); bitQ.curve = quantizeCurve(10); eqHigh.gain.value = -9.0; dlyLP.frequency.value = 980; }
    else if (era === "spring"){ tapeNoiseGain.gain.value = 0.004; setWow(0.22, 10); bitQ.curve = quantizeCurve(14); eqHigh.gain.value = -3.8; dlyLP.frequency.value = 1400; revGain.gain.value = clamp(readFloat(reverbEl,0.22) * 1.25, 0, 0.80); }
    else if (era === "plate"){ tapeNoiseGain.gain.value = 0.003; setWow(0.16, 6); bitQ.curve = quantizeCurve(15); eqHigh.gain.value = -2.4; dlyLP.frequency.value = 1700; revGain.gain.value = clamp(readFloat(reverbEl,0.22) * 1.40, 0, 0.80); }
    else if (era === "hall"){ tapeNoiseGain.gain.value = 0.002; setWow(0.12, 4); bitQ.curve = quantizeCurve(16); eqHigh.gain.value = -1.8; dlyLP.frequency.value = 1950; revGain.gain.value = clamp(readFloat(reverbEl,0.22) * 1.55, 0, 0.80); }
    else if (era === "sampler12"){ tapeNoiseGain.gain.value = 0.004; setWow(0.10, 4); bitQ.curve = quantizeCurve(12); eqHigh.gain.value = -2.8; dlyLP.frequency.value = 1550; }
    else if (era === "tracker"){ tapeNoiseGain.gain.value = 0.000; setWow(0.00, 0); bitQ.curve = quantizeCurve(9); eqHigh.gain.value = -0.5; dlyLP.frequency.value = 2200; }
    else if (era === "chiptune"){ tapeNoiseGain.gain.value = 0.000; setWow(0.00, 0); bitQ.curve = quantizeCurve(8); eqHigh.gain.value = 1.0; dlyLP.frequency.value = 2400; }
    else if (era === "dubdesk"){ tapeNoiseGain.gain.value = 0.004; setWow(0.22, 10); bitQ.curve = quantizeCurve(13); eqHigh.gain.value = -2.8; dlyLP.frequency.value = 1350; }
    else if (era === "noir"){ tapeNoiseGain.gain.value = 0.010; setWow(0.15, 8); bitQ.curve = quantizeCurve(13); eqHigh.gain.value = -6.5; dlyLP.frequency.value = 1200; }
  }
  function applyParams(){
    if (!ctx) return;
    applyEra();
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1100, msPerBeat * 8);
    master.gain.value = clamp(readFloat(masterEl, 0.44), 0, 1);
    eqLow.gain.value = clamp(readFloat(eqLowEl, 6.0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, -2.0), -12, 12);
    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.22), 0.05, 0.75);
    var era = getEra();
    var fbMax = (era === "dubdesk" || era === "spring") ? 0.92 : 0.82;
    fb.gain.value = clamp(readFloat(delayFbEl, 0.30), 0, fbMax);
    shaper.curve = softClipCurve(getDrive());
  }
  function play(type, midi, vel, hold, when, extra, longRelease){
    if (!ctx) return;
    var cents = getTuneCents();
    var freq = (midi > 0) ? tuneHz(midiToHz(midi), cents) : 0;
    var out = ctx.createGain();
    out.gain.value = 1.0;
    out.connect(sum);
    var sendD = ctx.createGain();
    var sendR = ctx.createGain();
    sendD.gain.value = clamp(extra && extra.echo ? extra.echo : 0.18, 0, 1);
    sendR.gain.value = clamp(extra && extra.reverb ? extra.reverb : 0.18, 0, 1);
    out.connect(sendD); sendD.connect(dlyIn);
    out.connect(sendR); sendR.connect(revIn);
    var cutoff = (extra && extra.cutoff) ? extra.cutoff : 2400;
    var res = (extra && extra.res) ? extra.res : 0.9;
    if (type === "piano") voice_piano(ctx, out, freq, vel, hold, when, !!longRelease);
    else if (type === "strings") voice_strings(ctx, out, freq, vel, when, cutoff, res, !!longRelease);
    else if (type === "organ") voice_organ(ctx, out, freq, vel, when, !!longRelease);
    else if (type === "pluck") voice_pluck(ctx, out, freq, vel, when, cutoff);
    else if (type === "bell") voice_bell(ctx, out, freq, vel, when, !!longRelease);
    else if (type === "brass") voice_brass(ctx, out, freq, vel, when, cutoff, !!longRelease);
    else if (type === "air") voice_air(ctx, out, vel, when, extra && extra.tone ? extra.tone : 1400);
    else if (type === "bass") voice_bass(ctx, out, freq, vel, when, clamp(cutoff, 120, 900), getSubMix());
    else if (type === "drums"){
      var kind = extra && extra.kind ? extra.kind : "hat";
      if (kind === "kick") drumKick(ctx, out, when, vel);
      else if (kind === "snare") drumSnare(ctx, out, when, vel);
      else drumHat(ctx, out, when, vel);
    } else voice_piano(ctx, out, freq, vel, hold, when, !!longRelease);
  }
  function escapeHtml(s){
    return String(s).replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;");
  }
  function updateEchoLine(){
    if (!echoLine) return;
    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";
    if (p.length > 140) p = p.substring(p.length - 140);
    if (m.length > 110) m = m.substring(m.length - 110);
    if (t.length > 90) t = t.substring(t.length - 90);
    echoLine.innerHTML = '<span class="t">' + escapeHtml(t) + '</span><br><span class="m">' + escapeHtml(m) + '</span><br><span class="p">' + escapeHtml(p) + '</span>';
  }
  function humanizeMs(baseMs, amt){
    var a = clamp(amt, 0, 1);
    if (a <= 0.001) return baseMs;
    var range = 14 + a * 46;
    var r = (Math.random()*2 - 1) * range;
    return baseMs + r;
  }
  function buildAll(){
    if (!ctx) return;
    var p = presentText || "";
    var tail = p.length > 360 ? p.substring(p.length - 360) : p;
    var vs = vowelStats(tail);
    var baseCut = clamp(700 + vs.ratio * 2800, 520, 4200);
    var baseQ = clamp(0.7 + vs.rep * 7.0, 0.7, 9.0);
    geneLP.frequency.setValueAtTime(baseCut, ctx.currentTime);
    geneLP.Q.setValueAtTime(baseQ, ctx.currentTime);
    if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    var words = p.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    var avg = 4;
    if (words.length){
      var sumLen = 0;
      for (var i=0;i<words.length;i++) sumLen += words[i].length;
      avg = sumLen / Math.max(1, words.length);
    }
    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var stepsPerBeat = 4;
    var msPerStep = msPerBeat / stepsPerBeat;
    loopLenMs = Math.max(1100, msPerBeat * 8);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";
    var swing = getSwing();
    function stepToMs(step){
      var base = step * msPerStep;
      var off = (step % 2) ? (msPerStep * swing) : 0;
      return base + off;
    }
    var mode = getMode();
    var musicality = getMusicality();
    var chordBias = getChordBias();
    var densityBase = getDensity();
    if (mode === "author"){ chordBias = clamp(0.92 + musicality*0.06, 0.90, 0.98); }
    var dr = getDrums();
    function densityAt(x01){
      var c = curveRhy ? (1 - curveRhy.valueAt(x01)) : 0.5;
      var d = densityBase * clamp(0.55 + c*0.95, 0.25, 1.35);
      if (mode === "author") d = clamp(d, 0.18, 0.92);
      return clamp(d, 0.05, 1);
    }
    function narrativeBendSemis(x01){
      var y = curveMel ? (1 - curveMel.valueAt(x01)) : 0.5;
      var semis = (y - 0.5) * 10.0;
      semis = clamp(semis, -7, 7);
      if (mode === "author") semis = semis * 0.72;
      return semis;
    }
    function filterMul(x01){
      var y = curveFil ? (1 - curveFil.valueAt(x01)) : 0.6;
      return clamp(0.55 + y*1.25, 0.35, 1.85);
    }
    events = [];
    progIndex = 0;
    var text = p;
    var maxChars = 520;
    if (text.length > maxChars) text = text.substring(text.length - maxChars);
    var bars = clamp(words.length || 1, 1, 12);
    var stepsPerBar = beatsPerBar * stepsPerBeat;
    var stepsTotal = bars * stepsPerBar;
    if (stepsTotal < 16) stepsTotal = 16;
    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);
    function bassMidiForProg(pi){
      var chordDegs = getChordDegrees(isMinor, pi);
      var rootDeg = chordDegs[0];
      var m = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
      while (m < 31) m += 12;
      while (m > 52) m -= 12;
      return m;
    }
    for (var st=0; st<stepsTotal; st++){
      var x01 = (st % stepsTotal) / Math.max(1,(stepsTotal-1));
      var tms = stepToMs(st) % loopLenMs;
      var dens = densityAt(x01);
      var b = 0.002 + (dr.brk * 0.12);
      var kickP = dr.kick * clamp(0.55 + dens*0.55, 0.25, 1.25);
      var snrP  = dr.snare * clamp(0.40 + dens*0.65, 0.18, 1.25);
      var hatP  = dr.hat * clamp(0.65 + dens*0.45, 0.25, 1.25);
      var beat = st % (stepsPerBeat*4);
      if (beat === 0 || beat === (stepsPerBeat*2)) kickP *= 1.15;
      if (beat === stepsPerBeat*2) snrP *= 1.15;
      var roll = (Math.random() < b);
      if ((Math.random() < kickP*0.35) || (beat===0 && Math.random()<kickP*0.72)){
        events.push({t:tms, kind:"drum", drum:"kick", vel: clamp(0.70 + dens*0.25, 0.55, 0.95), x:x01});
        var bm = bassMidiForProg(progIndex);
        events.push({t:(tms+6)%loopLenMs, kind:"bass", midi: bm-12, vel: clamp(0.68 + musicality*0.18, 0.55, 0.92), x:x01});
      }
      if ((beat===stepsPerBeat*2 && Math.random() < snrP*0.75) || (Math.random() < snrP*0.18)){
        events.push({t:tms, kind:"drum", drum:"snare", vel: clamp(0.58 + dens*0.28, 0.42, 0.92), x:x01});
      }
      if (Math.random() < hatP*0.55){
        events.push({t:tms, kind:"drum", drum:"hat", vel: clamp(0.30 + dens*0.22, 0.22, 0.62), x:x01});
        if (roll && Math.random() < 0.55){
          events.push({t:(tms+msPerStep*0.5)%loopLenMs, kind:"drum", drum:"hat", vel: clamp(0.26 + dens*0.18, 0.18, 0.55), x:x01});
        }
      }
    }
    var step = 0;
    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;
      var x01b = (step % stepsTotal) / Math.max(1,(stepsTotal-1));
      var dens2 = densityAt(x01b);
      var idx = charToIndex(ch);
      var gate = ((idx % 100) / 100);
      if (gate > dens2 && !isPunct(ch) && !isSpace(ch)){ step = (step + 1) % stepsTotal; continue; }
      var tms2 = stepToMs(step) % loopLenMs;
      var whenMs = humanizeMs(tms2, dr.human);
      if (isSpace(ch)){
        events.push({t: whenMs, kind:"drum", drum:"hat", vel: 0.40, x:x01b});
        step = (step + 1) % stepsTotal;
        continue;
      }
      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        events.push({t: whenMs, kind:"drum", drum: which, vel: 0.92, x:x01b});
        step = (step + 1) % stepsTotal;
        continue;
      }
      var info = pickNoteForChar(ch, keyName, progIndex, chordBias);
      var bend = narrativeBendSemis(x01b);
      var mMidi = info.midi + bend;
      var chordDegs = getChordDegrees(isMinor, progIndex);
      var targets = [];
      for (var cd=0;cd<3;cd++){
        var deg = chordDegs[cd];
        var base = key.tonicMidi + key.degrees[deg];
        while (base < mMidi-12) base += 12;
        while (base > mMidi+12) base -= 12;
        targets.push(base, base+12, base-12);
      }
      var best = info.midi, bestD = 1e9;
      for (var ti=0;ti<targets.length;ti++){
        var d = Math.abs(targets[ti] - mMidi);
        if (d < bestD){ bestD = d; best = targets[ti]; }
      }
      while (best < 57) best += 12;
      while (best > 80) best -= 12;
      var filMul = filterMul(x01b);
      var cut = clamp(baseCut * filMul, 360, 6200);
      events.push({t: whenMs, kind:"note", type:"piano", midi: best, vel: clamp(0.62 + dens2*0.28, 0.45, 0.95), hold: 0.10, cut: cut, x:x01b});
      if ((idx % 4) === 0){
        events.push({t: (whenMs + msPerStep*0.25)%loopLenMs, kind:"note", type:"strings", midi: best-12, vel: 0.34, hold: 0.0, cut: clamp(cut*0.85, 300, 5200), x:x01b});
      }
      if ((idx % 11) === 0){
        events.push({t: (whenMs + msPerStep*0.15)%loopLenMs, kind:"note", type:"brass", midi: best+12, vel: 0.26, hold: 0.0, cut: clamp(cut*1.05, 600, 7000), x:x01b});
      }
      if (info.mate !== null && Math.random() < 0.65){
        events.push({t:(whenMs+14)%loopLenMs, kind:"note", type:"bell", midi: info.mate, vel: 0.22, hold: 0.0, cut: clamp(cut*1.10, 800, 7200), x:x01b});
      }
      if ((idx % 7) === 0){
        events.push({t:(whenMs + msPerStep*0.50)%loopLenMs, kind:"air", tone: 1100 + vs.ratio*2400, vel: 0.20, x:x01b});
      }
      if ((step % stepsPerBeat) === 0){
        var bassMidi = bassMidiForProg(progIndex);
        events.push({t: whenMs, kind:"bass", midi: bassMidi, vel: clamp(0.72 + musicality*0.20, 0.55, 0.98), x:x01b});
        if ((idx % 2) === 0){
          events.push({t: (whenMs+6)%loopLenMs, kind:"bass", midi: bassMidi-12, vel: clamp(0.58 + musicality*0.18, 0.45, 0.88), x:x01b});
        }
      }
      step = (step + 1) % stepsTotal;
    }
    updateEchoLine();
  }
  function scheduleAhead(){
    if (!playing || !ctx) return;
    applyParams();
    var lookAheadMs = 240;
    var scanEveryMs = 55;
    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;
    if (!loopStartPerf) loopStartPerf = nowPerf;
    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;
    var base = ctx.currentTime + 0.02;
    function shouldPlayAt(t){
      var offsetMs = 0, ok = false;
      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }
    var dr = getDrums();
    var drumTone = dr.tone;
    var echoBase = clamp(readFloat(delayFbEl, 0.30), 0, 0.92);
    var revBase = clamp(readFloat(reverbEl, 0.22), 0, 0.80);
    for (var i=0;i<events.length;i++){
      var ev = events[i];
      var t = (ev.t % loopLenMs + loopLenMs) % loopLenMs;
      var off = shouldPlayAt(t);
      if (off < 0) continue;
      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;
      var when = base + (off/1000);
      if (ev.kind === "drum"){
        var vel = clamp(ev.vel || 0.6, 0.02, 1);
        var extra = { kind: ev.drum || "hat", echo: clamp(0.04 + echoBase*0.12, 0, 0.40), reverb: clamp(0.03 + revBase*0.10, 0, 0.35), cutoff: clamp(1800 + drumTone*2800, 900, 6200), res: 0.9 };
        play("drums", 0, vel, 0, when, extra, false);
      } else if (ev.kind === "bass"){
        play("bass", ev.midi, clamp(ev.vel||0.7,0.02,1), 0.0, when, {cutoff: clamp(160 + (1-drumTone)*180, 120, 520), echo: clamp(0.02 + echoBase*0.06,0,0.22), reverb: clamp(0.02 + revBase*0.05,0,0.22)}, false);
      } else if (ev.kind === "air"){
        play("air", 0, clamp(ev.vel||0.18,0.02,1), 0, when, {tone: ev.tone||1400, echo: clamp(0.10 + echoBase*0.22,0,0.65), reverb: clamp(0.12 + revBase*0.35,0,0.85)}, false);
      } else if (ev.kind === "note"){
        var hold = clamp(ev.hold || 0.10, 0.03, 0.40);
        var cut = clamp(ev.cut || 2400, 240, 8200);
        var type = ev.type || "piano";
        var extra2 = {cutoff: cut, res: (type==="strings")?1.4:0.95, echo: clamp(0.10 + echoBase*0.30,0,0.85), reverb: clamp(0.10 + revBase*0.55,0,0.92)};
        play(type, ev.midi, clamp(ev.vel||0.6,0.02,1), hold, when, extra2, false);
      }
    }
  }
  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;
    playing = true;
    setStatus("playing");
    nextScanMs = 0;
    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }
  function stopHard(){
    if (!ctx) return;
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }
    setStatus(armed ? "armed" : "locked");
  }
  function clearAll(){
    stopHard();
    progIndex = 0;
    events = [];
    loopStartPerf = performance.now();
    presentText = ""; memoryText = ""; traceText = "";
    if (inp) inp.value = "";
    updateEchoLine();
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }
  function shiftMemory(reason){
    var memAmt = getMemory();
    if (memAmt <= 0.01) return;
    traceText = (traceText ? traceText + " " : "") + memoryText;
    if (traceText.length > 420) traceText = traceText.substring(traceText.length - 420);
    memoryText = presentText;
    presentText = "";
    if (inp) inp.value = "";
    updateEchoLine();
    buildAll();
    if (reason && lastCharEl) lastCharEl.textContent = reason;
  }
  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      play("bell", 69, 0.22, 0.06, ctx.currentTime + 0.01, {echo:0.18,reverb:0.22,cutoff:3600,res:1.2}, true);
      buildAll();
    });
  }
  function triggerRealtime(ch){
    if (!ctx) return;
    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;
    var mode = getMode();
    var chordBias = getChordBias();
    var musicality = getMusicality();
    if (mode === "author") chordBias = clamp(0.92 + musicality*0.06, 0.90, 0.98);
    var info = pickNoteForChar(ch, keyName, progIndex, chordBias);
    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = String(info.midi);
    var t0 = ctx.currentTime + 0.001;
    play("piano", info.midi, 0.78, 0.10, t0, {echo:0.20,reverb:0.18,cutoff:2600,res:0.9}, false);
    if (info.mate !== null){
      play("bell", info.mate, 0.22, 0.0, t0 + 0.04, {echo:0.26,reverb:0.22,cutoff:4800,res:1.0}, false);
    }
  }
  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);
  if (btnPlay) btnPlay.addEventListener("click", function(){ if (!ctx) { arm(); return; } resume(function(ok){ if (!ok){ setStatus("blocked"); return; } applyParams(); buildAll(); start(); if (inp) inp.focus(); }); }, true);
  if (btnStop) btnStop.addEventListener("click", function(){ stopHard(); if (inp) inp.focus(); }, true);
  if (btnClear) btnClear.addEventListener("click", function(){ clearAll(); if (inp) inp.focus(); }, true);
  var globalInputs = [eraSel,modeSel,musicalEl,densityEl,swingEl,memoryEl,bpmEl,stretchEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl,driveEl,chordEl,subEl, drumKickEl, drumSnareEl, drumHatEl, drumBreakEl, drumToneEl, drumHumanEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){ applyParams(); buildAll(); }, true);
    globalInputs[gi].addEventListener("change", function(){ applyParams(); buildAll(); }, true);
  }
  if (keySel) keySel.addEventListener("change", function(){ progIndex = 0; buildAll(); }, true);
  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){ presentText = inp.value || ""; updateEchoLine(); buildAll(); }, true);
    var lastSpace=0;
    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;
      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;
      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";
      if (k.length === 1){
        resume(function(ok){ if (!ok) return; triggerRealtime(k); });
        if (isPunct(k)){ if ((presentText || "").length > 12) shiftMemory("punct"); }
        var lim = 88;
        if ((presentText || "").length > lim) shiftMemory("auto");
      }
    }, true);
    inp.addEventListener("keyup", function(e){
      if (!e || e.key !== " ") return;
      var t = Date.now();
      if (t - lastSpace < 260) shiftMemory("shift");
      lastSpace = t;
    }, true);
  }
  setStatus("locked");
  updateEchoLine();
  initCurves();
}
function boot(){
  var nodes = document.querySelectorAll("[data-gg7-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}
if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();
})();
//# sourceURL=glossogen7-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="glossogen8a-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";

function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }
function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}
function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}
function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return { ratio: total ? (v/total) : 0, rep: total ? (rep/total) : 0 };
}
function tuneHz(freq, cents){ return freq * Math.pow(2, cents / 1200); }

var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};
var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];

function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}

function pickNoteForChar(ch, keyName, progIndex, chordBias){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);
  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);
  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var bias = clamp(typeof chordBias === "number" ? chordBias : 0.86, 0.40, 0.98);
  var degIndex = (t < bias) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);
  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }
  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}

function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}
function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}
function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
}
function softClipCurve(amount){
  var k = clamp(amount, 0, 1);
  var n = 1024;
  var curve = new Float32Array(n);
  var drive = 1 + k * 10;
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var y = Math.tanh(x * drive);
    curve[i] = y;
  }
  return curve;
}
function quantizeCurve(bits){
  var b = clamp(bits, 4, 16);
  var steps = Math.pow(2, b-1);
  var n = 2048;
  var curve = new Float32Array(n);
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var q = Math.round(x * steps) / steps;
    curve[i] = q;
  }
  return curve;
}

/* voices */
function voice_piano(ctx, out, freq, vel, hold, t0, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2200, t0);
  f.Q.setValueAtTime(0.75, t0);

  osc.connect(f);
  f.connect(out);

  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource();
  ns.buffer = nb;
  var nf = ctx.createBiquadFilter();
  nf.type = "highpass";
  nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain();
  ng.gain.setValueAtTime(vel * 0.12, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);

  var peak = clamp(vel, 0.04, 0.20);
  var rel = longRelease ? (1.05 + hold*1.35) : (0.40 + hold*0.95);
  env(out, t0, 0.004, 0.10, peak*0.30, rel, peak);

  osc.start(t0);
  ns.start(t0);
  osc.stop(t0 + 0.75 + hold + (longRelease?0.70:0.0));
  ns.stop(t0 + 0.03);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_strings(ctx, out, freq, vel, t0, cutoff, res, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);

  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.02, 0.12);
  var rel = longRelease ? 2.50 : 1.35;
  env(out, t0, 0.10, 0.35, peak*0.82, rel, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?3.35:1.85));
  o2.stop(t0 + (longRelease?3.35:1.85));
  o3.stop(t0 + (longRelease?3.35:1.85));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_organ(ctx, out, freq, vel, t0, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.8, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.03, 0.13);
  env(out, t0, 0.01, 0.10, peak*0.72, longRelease?1.35:0.55, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?2.40:1.05));
  o2.stop(t0 + (longRelease?2.40:1.05));
  o3.stop(t0 + (longRelease?2.40:1.05));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.18, 0.03, 0.14);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.24, peak);

  osc.start(t0);
  osc.stop(t0 + 0.35);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bell(ctx, out, freq, vel, t0, longRelease){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();

  car.type = "sine";
  mod.type = "sine";

  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);

  mod.connect(mg);
  mg.connect(car.frequency);

  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.002, 0.10, peak*0.35, longRelease?2.10:1.10, peak);

  car.connect(out);
  car.start(t0);
  mod.start(t0);
  car.stop(t0 + (longRelease?2.70:1.45));
  mod.stop(t0 + (longRelease?2.70:1.45));

  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_brass(ctx, out, freq, vel, t0, cutoff, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.14);
  env(out, t0, 0.02, 0.08, peak*0.55, longRelease?1.15:0.55, peak);

  osc.start(t0);
  osc.stop(t0 + (longRelease?1.55:0.95));

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.01, 0.07);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.32, peak);

  ns.start(t0);
  ns.stop(t0 + 0.26);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(44, t0 + 0.08);

  var peak = clamp(vel*0.30, 0.05, 0.24);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.16, peak);

  o.connect(out);
  o.start(t0);
  o.stop(t0 + 0.20);

  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.24, 0.04, 0.20);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.18, peak);

  ns.start(t0);
  ns.stop(t0 + 0.20);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);

  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.11);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.08, peak);

  ns.start(t0);
  ns.stop(t0 + 0.10);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bass(ctx, out, freq, vel, t0, cutoff, subMix){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  o1.type = "sine";
  o2.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o2.detune.setValueAtTime(-6, t0);

  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);

  var g1 = ctx.createGain(); g1.gain.setValueAtTime(clamp(subMix,0,1), t0);
  var g2 = ctx.createGain(); g2.gain.setValueAtTime(1.0 - clamp(subMix,0,1)*0.45, t0);

  o1.connect(g1); o2.connect(g2);
  g1.connect(mix); g2.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.85, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.28, 0.06, 0.25);
  env(out, t0, 0.004, 0.08, peak*0.36, 0.32, peak);

  o1.start(t0); o2.start(t0);
  o1.stop(t0 + 0.46);
  o2.stop(t0 + 0.46);

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}


/* solo curve (control narrative) */
var SOLO_CURVE = {
  pts: [ {x:0.0,y:0.55}, {x:1.0,y:0.45} ],
  dragging: -1,
  lastTap: 0
};

function clamp01(x){ return Math.max(0, Math.min(1, x)); }

function curveSort(){
  SOLO_CURVE.pts.sort(function(a,b){ return a.x - b.x; });
}

function curveSample(x){
  var pts = SOLO_CURVE.pts;
  if (!pts || pts.length < 2) return 0.5;
  x = clamp01(x);
  // find segment
  for (var i=0;i<pts.length-1;i++){
    var a = pts[i], b = pts[i+1];
    if (x >= a.x && x <= b.x){
      var t = (b.x - a.x) > 0.00001 ? ((x - a.x) / (b.x - a.x)) : 0;
      // smoothstep
      t = t*t*(3-2*t);
      return a.y + (b.y - a.y) * t;
    }
  }
  // out of range
  if (x < pts[0].x) return pts[0].y;
  return pts[pts.length-1].y;
}

function curveHitTest(nx, ny){
  var pts = SOLO_CURVE.pts;
  var hit = -1;
  var best = 999;
  for (var i=0;i<pts.length;i++){
    var dx = nx - pts[i].x;
    var dy = ny - pts[i].y;
    var d = Math.sqrt(dx*dx + dy*dy);
    if (d < best){
      best = d;
      hit = i;
    }
  }
  return (best <= 0.045) ? hit : -1;
}

function curveAddPoint(nx, ny){
  nx = clamp01(nx); ny = clamp01(ny);
  SOLO_CURVE.pts.push({x:nx,y:ny});
  curveSort();
}

function curveRemovePoint(i){
  if (i <= 0) return; // keep edges
  if (i >= SOLO_CURVE.pts.length-1) return;
  SOLO_CURVE.pts.splice(i,1);
}

function curveAttach(canvas){
  if (!canvas) return;

  function getNorm(e){
    var r = canvas.getBoundingClientRect();
    var x = (e.clientX - r.left) / Math.max(1, r.width);
    var y = (e.clientY - r.top) / Math.max(1, r.height);
    return {x:clamp01(x), y:clamp01(y)};
  }

  canvas.addEventListener("pointerdown", function(e){
    canvas.setPointerCapture(e.pointerId);
    var p = getNorm(e);
    var hit = curveHitTest(p.x, p.y);
    var nowT = performance.now();
    var dbl = (nowT - SOLO_CURVE.lastTap) < 300;
    SOLO_CURVE.lastTap = nowT;

    if (dbl && hit !== -1){
      curveRemovePoint(hit);
      SOLO_CURVE.dragging = -1;
      return;
    }

    if (hit === -1){
      curveAddPoint(p.x, p.y);
      hit = curveHitTest(p.x, p.y);
    }
    SOLO_CURVE.dragging = hit;
    SOLO_CURVE.pts[hit].x = p.x;
    SOLO_CURVE.pts[hit].y = p.y;
    // lock edge x
    if (hit === 0) SOLO_CURVE.pts[hit].x = 0;
    if (hit === SOLO_CURVE.pts.length-1) SOLO_CURVE.pts[hit].x = 1;
  }, {passive:true});

  canvas.addEventListener("pointermove", function(e){
    if (SOLO_CURVE.dragging === -1) return;
    var i = SOLO_CURVE.dragging;
    var p = getNorm(e);
    SOLO_CURVE.pts[i].x = p.x;
    SOLO_CURVE.pts[i].y = p.y;
    if (i === 0) SOLO_CURVE.pts[i].x = 0;
    if (i === SOLO_CURVE.pts.length-1) SOLO_CURVE.pts[i].x = 1;
    curveSort();
  }, {passive:true});

  canvas.addEventListener("pointerup", function(e){
    SOLO_CURVE.dragging = -1;
  }, {passive:true});
}

function curveDraw(canvas){
  if (!canvas) return;
  var w = canvas.width, h = canvas.height;
  var g = canvas.getContext("2d");
  if (!g) return;
  g.clearRect(0,0,w,h);

  // background subtle grid
  g.fillStyle = "#090909";
  g.fillRect(0,0,w,h);

  g.globalAlpha = 0.22;
  g.strokeStyle = "#1f1f1f";
  g.lineWidth = 1;
  for (var i=1;i<8;i++){
    var y = (h*i)/8;
    g.beginPath(); g.moveTo(0,y); g.lineTo(w,y); g.stroke();
  }
  for (var j=1;j<12;j++){
    var x = (w*j)/12;
    g.beginPath(); g.moveTo(x,0); g.lineTo(x,h); g.stroke();
  }
  g.globalAlpha = 1;

  // curve
  g.strokeStyle = "#cfcfcf";
  g.lineWidth = 2;
  g.beginPath();
  for (var k=0;k<=120;k++){
    var xN = k/120;
    var yN = curveSample(xN);
    var x = xN*w;
    var y = yN*h;
    if (k===0) g.moveTo(x,y);
    else g.lineTo(x,y);
  }
  g.stroke();

  // points
  var pts = SOLO_CURVE.pts;
  for (var p=0;p<pts.length;p++){
    var px = pts[p].x*w;
    var py = pts[p].y*h;
    g.fillStyle = (p===SOLO_CURVE.dragging) ? "#ffffff" : "#999999";
    g.beginPath();
    g.arc(px,py,5,0,Math.PI*2);
    g.fill();
    g.strokeStyle="#222"; g.lineWidth=1;
    g.stroke();
  }
}


/* quick presets (safe: only touches UI values, does not rewrite engine) */
var GG_PRESETS = {
  "p0": { era:"tape", mode:"author", bpm:84, swing:0.12, density:0.58, musical:0.72, memory:0.40, drive:0.18, chord:0.55, sub:0.42 },
  "p1": { era:"tape_vhs", mode:"author", bpm:74, swing:0.18, density:0.52, musical:0.78, memory:0.52, drive:0.22, chord:0.60, sub:0.55 },
  "p2": { era:"dub_space", mode:"author", bpm:72, swing:0.20, density:0.44, musical:0.66, memory:0.70, drive:0.14, chord:0.50, sub:0.62 },
  "p3": { era:"cinema_dark", mode:"author", bpm:60, swing:0.10, density:0.40, musical:0.80, memory:0.64, drive:0.26, chord:0.64, sub:0.70 },
  "p4": { era:"industrial", mode:"author", bpm:92, swing:0.06, density:0.62, musical:0.60, memory:0.22, drive:0.34, chord:0.48, sub:0.78 },
  "p5": { era:"ambient_glass", mode:"author", bpm:50, swing:0.14, density:0.36, musical:0.90, memory:0.82, drive:0.08, chord:0.72, sub:0.40 },
  "p6": { era:"synthwave", mode:"author", bpm:98, swing:0.08, density:0.58, musical:0.74, memory:0.30, drive:0.20, chord:0.58, sub:0.60 },
  "p7": { era:"trip_hop", mode:"author", bpm:86, swing:0.16, density:0.64, musical:0.70, memory:0.42, drive:0.22, chord:0.56, sub:0.68 },
  "p8": { era:"baroque", mode:"author", bpm:66, swing:0.10, density:0.48, musical:0.92, memory:0.58, drive:0.10, chord:0.74, sub:0.45 },
  "p9": { era:"chamber", mode:"author", bpm:58, swing:0.10, density:0.44, musical:0.88, memory:0.62, drive:0.12, chord:0.70, sub:0.44 },
  "p10": { era:"digital_adat", mode:"author", bpm:88, swing:0.08, density:0.56, musical:0.68, memory:0.34, drive:0.16, chord:0.52, sub:0.54 },
  "p11": { era:"digital_00s", mode:"author", bpm:110, swing:0.04, density:0.60, musical:0.62, memory:0.20, drive:0.14, chord:0.46, sub:0.52 },
  "p12": { era:"tape_reel", mode:"author", bpm:78, swing:0.14, density:0.50, musical:0.76, memory:0.50, drive:0.18, chord:0.60, sub:0.58 },
  "p13": { era:"cinema_epic", mode:"author", bpm:64, swing:0.08, density:0.46, musical:0.84, memory:0.60, drive:0.22, chord:0.68, sub:0.66 },
  "p14": { era:"dub_noir", mode:"author", bpm:76, swing:0.18, density:0.54, musical:0.64, memory:0.58, drive:0.20, chord:0.52, sub:0.70 },
  "p15": { era:"tape_broadcast", mode:"author", bpm:82, swing:0.10, density:0.52, musical:0.70, memory:0.36, drive:0.18, chord:0.54, sub:0.58 },
  "p16": { era:"digital_90s", mode:"author", bpm:96, swing:0.06, density:0.60, musical:0.66, memory:0.26, drive:0.16, chord:0.50, sub:0.62 },
  "p17": { era:"ambient_glass", mode:"author", bpm:44, swing:0.16, density:0.34, musical:0.94, memory:0.86, drive:0.06, chord:0.76, sub:0.36 },
  "p18": { era:"cinema_dark", mode:"author", bpm:56, swing:0.10, density:0.42, musical:0.84, memory:0.70, drive:0.22, chord:0.66, sub:0.74 },
  "p19": { era:"industrial", mode:"author", bpm:104, swing:0.04, density:0.66, musical:0.56, memory:0.18, drive:0.40, chord:0.44, sub:0.84 },
  "p20": { era:"tape_cassette", mode:"author", bpm:68, swing:0.16, density:0.46, musical:0.76, memory:0.62, drive:0.16, chord:0.58, sub:0.60 }
};

function setEl(el, v){ if (!el) return; el.value = String(v); }
function applyPreset(id){
  var p = GG_PRESETS[id];
  if (!p) return;
  setEl(eraSel, p.era);
  setEl(modeSel, p.mode);
  setEl(bpmEl, p.bpm);
  setEl(swingEl, p.swing);
  setEl(densityEl, p.density);
  setEl(musicalEl, p.musical);
  setEl(memoryEl, p.memory);
  setEl(driveEl, p.drive);
  setEl(chordEl, p.chord);
  setEl(subEl, p.sub);
  // keep harmony stable in author mode
  buildAll();
}

/* roles and voices */
var VOICE_PRESETS = {
  "PULSE: TripHop Drums": { type:"drums", cutoff:2400, res:0.9, vol:0.75, echo:0.10, reverb:0.10 },
  "PULSE: Dub Hats": { type:"drums", cutoff:2400, res:0.9, vol:0.55, echo:0.22, reverb:0.12 },

  "BODY: Sub Sine": { type:"bass", cutoff:260, res:0.9, vol:0.95, echo:0.06, reverb:0.04 },
  "BODY: Tape Bass": { type:"bass", cutoff:320, res:0.9, vol:0.92, echo:0.08, reverb:0.06 },

  "MELODY: Piano": { type:"piano", cutoff:2400, res:0.9, vol:0.78, echo:0.20, reverb:0.18 },
  "MELODY: Brass Lead": { type:"brass", cutoff:2400, res:1.1, vol:0.62, echo:0.16, reverb:0.14 },
  "MELODY: Organ": { type:"organ", cutoff:2400, res:0.9, vol:0.62, echo:0.18, reverb:0.18 },

  "GRAIN: Vinyl Air": { type:"air", cutoff:2400, res:0.9, vol:0.30, echo:0.22, reverb:0.20 },
  "GRAIN: Bells Dust": { type:"bell", cutoff:4200, res:1.0, vol:0.44, echo:0.30, reverb:0.20 },

  "SHADOW: Strings Pad": { type:"strings", cutoff:2600, res:1.4, vol:0.44, echo:0.14, reverb:0.34 },
  "SHADOW: Pluck Ghost": { type:"pluck", cutoff:3200, res:1.0, vol:0.40, echo:0.28, reverb:0.14 }
};

function initWidget(root){
  if (!root || root.__gg81_inited) return;
  root.__gg81_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg81-arm]");
  var btnPlay = root.querySelector("[data-gg81-play]");
  var btnStop = root.querySelector("[data-gg81-stop]");
  var btnClear = root.querySelector("[data-gg81-clear]");

  var inp = root.querySelector("[data-gg81-input]");
  var statusEl = root.querySelector("[data-gg81-status]");
  var keySel = root.querySelector("[data-gg81-key]");

  var presetSel = root.querySelector("[data-gg81-preset]");

  var eraSel = root.querySelector("[data-gg81-era]");
  var modeSel = root.querySelector("[data-gg81-mode]");
  var musicalEl = root.querySelector("[data-gg81-musical]");
  var densityEl = root.querySelector("[data-gg81-density]");
  var swingEl = root.querySelector("[data-gg81-swing]");
  var memoryEl = root.querySelector("[data-gg81-memory]");

  var bpmEl = root.querySelector("[data-gg81-bpm]");
  var stretchEl = root.querySelector("[data-gg81-stretch]");
  var tuneEl = root.querySelector("[data-gg81-tune]");
  var masterEl = root.querySelector("[data-gg81-master]");
  var driveEl = root.querySelector("[data-gg81-drive]");
  var chordEl = root.querySelector("[data-gg81-chord]");
  var subEl = root.querySelector("[data-gg81-submix]");

  var eqLowEl = root.querySelector("[data-gg81-eq-low]");
  var eqMidEl = root.querySelector("[data-gg81-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg81-eq-high]");

  var delayTimeEl = root.querySelector("[data-gg81-delay-time]");
  var delayFbEl = root.querySelector("[data-gg81-delay-fb]");
  var reverbEl = root.querySelector("[data-gg81-reverb]");

  var lastCharEl = root.querySelector("[data-gg81-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg81-lastnote]");
  var barEl = root.querySelector("[data-gg81-bar]");
  var loopEl = root.querySelector("[data-gg81-loop]");
  var voxEl = root.querySelector("[data-gg81-vox]");

  var echoLine = root.querySelector("[data-gg81-echoline]");
  var visCanvas = root.querySelector("[data-gg81-viscan]");


  // ---------- Color Field Visual (hypnotic, non-FFT bars) ----------
  var visRunning = false;
  var visRAF = 0;
  var visBands = new Uint8Array(512);
  var visState = { low:0, mid:0, high:0, air:0, t:0, bend:0.5 };
  function visResize(){
    if (!visCanvas) return;
    var dpr = Math.max(1, Math.min(2, window.devicePixelRatio || 1));
    var box = visCanvas.getBoundingClientRect();
    var s = Math.max(220, Math.min(640, Math.floor(Math.min(box.width, box.height) || 360)));
    visCanvas.width = Math.floor(s * dpr);
    visCanvas.height = Math.floor(s * dpr);
  }
  function lerp(a,b,t){ return a + (b-a)*t; }
  function smoothstep(t){ return t*t*(3-2*t); }
  function hexToRgb(h){
    var x = h.replace("#","");
    if (x.length===3){ x = x[0]+x[0]+x[1]+x[1]+x[2]+x[2]; }
    var n = parseInt(x,16);
    return { r:(n>>16)&255, g:(n>>8)&255, b:n&255 };
  }
  // Muted palettes by "ERA" (fallback if style not present)
  var PALETTES = [
    ["#1b1b22","#2a2433","#3a2f3d","#2b3a3a","#1b2a33"], // noir
    ["#151a22","#27333c","#2a2d3d","#3b2f2f","#24322c"], // tape
    ["#12161c","#1e2a38","#2a2c36","#2a3a2f","#2a2230"]  // cold
  ];
  function pickPalette(){
    // reuse era selector if exists
    var k = (eraSel && eraSel.value) ? String(eraSel.value) : "";
    var id = 0;
    if (k.indexOf("WAX")!==-1 || k.indexOf("CYL")!==-1) id = 1;
    if (k.indexOf("COLD")!==-1 || k.indexOf("NOIR")!==-1) id = 0;
    if (k.indexOf("DIG")!==-1 || k.indexOf("BIT")!==-1) id = 2;
    return PALETTES[id] || PALETTES[0];
  }
  function bandEnergy(lo, hi){
    if (!analyser) return 0;
    analyser.getByteFrequencyData(visBands);
    var n = visBands.length;
    var a = Math.floor(clamp(lo,0,1) * (n-1));
    var b = Math.floor(clamp(hi,0,1) * (n-1));
    if (b <= a) b = a + 1;
    var s = 0;
    for (var i=a;i<=b;i++){ s += visBands[i]; }
    return (s / (b-a+1)) / 255;
  }
  function visTick(){
    if (!visCanvas) return;
    visRAF = requestAnimationFrame(visTick);
    var ctx2d = visCanvas.getContext("2d");
    if (!ctx2d) return;

    // energies (very smoothed)
    var l = bandEnergy(0.00, 0.08);
    var m = bandEnergy(0.08, 0.22);
    var h = bandEnergy(0.22, 0.55);
    var a = bandEnergy(0.55, 1.00);

    visState.low  = lerp(visState.low,  l, 0.06);
    visState.mid  = lerp(visState.mid,  m, 0.06);
    visState.high = lerp(visState.high, h, 0.06);
    visState.air  = lerp(visState.air,  a, 0.06);
    visState.t += 0.004 + visState.mid * 0.010;

    var w = visCanvas.width, hgt = visCanvas.height;
    ctx2d.clearRect(0,0,w,hgt);

    var pal = pickPalette();
    var c0 = hexToRgb(pal[0]), c1 = hexToRgb(pal[1]), c2 = hexToRgb(pal[2]), c3 = hexToRgb(pal[3]), c4 = hexToRgb(pal[4]);

    // background gradient
    var bg = ctx2d.createLinearGradient(0,0,0,hgt);
    bg.addColorStop(0, "rgba("+c0.r+","+c0.g+","+c0.b+",1)");
    bg.addColorStop(1, "rgba(0,0,0,1)");
    ctx2d.fillStyle = bg;
    ctx2d.fillRect(0,0,w,hgt);

    // calm geometry: 4 flowing bands
    var bands = [
      { e:visState.low,  col:c1, y0:0.68, amp:0.09 },
      { e:visState.mid,  col:c2, y0:0.54, amp:0.08 },
      { e:visState.high, col:c3, y0:0.40, amp:0.07 },
      { e:visState.air,  col:c4, y0:0.28, amp:0.06 }
    ];

    function drawBand(bi, idx){
      var yBase = bi.y0 * hgt;
      var amp = (0.015 + bi.amp * smoothstep(bi.e)) * hgt;
      var phase = visState.t * (0.8 + idx*0.25);
      ctx2d.beginPath();
      var steps = 30;
      for (var i=0;i<=steps;i++){
        var x = (i/steps) * w;
        var nx = i/steps;
        var wob = Math.sin(phase + nx*6.283) * 0.55 + Math.sin(phase*0.7 + nx*12.1) * 0.25;
        var y = yBase + wob * amp;
        if (i===0) ctx2d.moveTo(x, y);
        else ctx2d.quadraticCurveTo(x - w/steps*0.5, y, x, y);
      }
      ctx2d.lineTo(w, hgt);
      ctx2d.lineTo(0, hgt);
      ctx2d.closePath();

      var alpha = 0.14 + smoothstep(bi.e) * 0.26;
      ctx2d.fillStyle = "rgba("+bi.col.r+","+bi.col.g+","+bi.col.b+","+alpha+")";
      ctx2d.fill();
    }
    for (var j=0;j<bands.length;j++) drawBand(bands[j], j);

    // subtle vignette
    var vg = ctx2d.createRadialGradient(w*0.5,hgt*0.5, Math.min(w,hgt)*0.10, w*0.5,hgt*0.5, Math.min(w,hgt)*0.62);
    vg.addColorStop(0, "rgba(0,0,0,0)");
    vg.addColorStop(1, "rgba(0,0,0,0.55)");
    ctx2d.fillStyle = vg;
    ctx2d.fillRect(0,0,w,hgt);
  }
  function visStart(){
    if (visRunning) return;
    visRunning = true;
    visResize();
    visTick();
  }
  function visStop(){
    if (!visRunning) return;
    visRunning = false;
    try{ cancelAnimationFrame(visRAF); }catch(e){}
  }
  
  if (presetSel){
    presetSel.addEventListener("change", function(){
      applyPreset(presetSel.value || "p0");
    }, true);
  }

var soloOnEl = root.querySelector("[data-gg81-solo-on]");
  var soloTypeEl = root.querySelector("[data-gg81-solo-type]");
  var soloLenEl = root.querySelector("[data-gg81-solo-len]");
  var soloCurveEl = root.querySelector("[data-gg81-solo-curve]");
  curveAttach(soloCurveEl);
  var curveRAF = 0;
  function curveTick(){ curveRAF = requestAnimationFrame(curveTick); curveDraw(soloCurveEl); }
  curveTick();

  var trackNodes = root.querySelectorAll("[data-gg81-track]");

  var ctx = null;
  var armed = false;

  var sum = null;
  var geneLP = null;
  var shaper = null;
  var bitQ = null;

  var eqLow = null;
  var eqMid = null;
  var eqHigh = null;

  var master = null;
  var analyser = null;

  var revIn = null;
  var convolver = null;
  var revGain = null;

  var dlyIn = null;
  var delay = null;
  var fb = null;
  var dlyLP = null;

  var tapeNoise = null;
  var tapeNoiseGain = null;
  var wowLFO = null;
  var wowGain = null;

  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  var events = [];
  var soloEvents = [];
  var progIndex = 0;

  var tracks = [];
  var TRACK_COUNT = 8;

  var presentText = "";
  var memoryText = "";
  var traceText = "";

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }
  function readFloat(el, defv){ var v = parseFloat(el && el.value ? el.value : ""); return isFinite(v) ? v : defv; }
  function readInt(el, defv){ var v = parseInt(el && el.value ? el.value : "", 10); return isFinite(v) ? v : defv; }

  function getEra(){
    var v = (eraSel && eraSel.value) ? String(eraSel.value) : "tape";
    if (v.indexOf("tape") === 0) return "tape";
    if (v.indexOf("digital") === 0) return "digital";
    if (v.indexOf("dub") === 0) return "dub";
    // aesthetic-only eras map safely:
    if (v.indexOf("cinema") === 0) return "tape";
    if (v.indexOf("ambient") === 0) return "digital";
    if (v.indexOf("industrial") === 0) return "dub";
    if (v.indexOf("trip") === 0) return "dub";
    if (v.indexOf("synth") === 0) return "digital";
    if (v.indexOf("baroque") === 0) return "tape";
    if (v.indexOf("chamber") === 0) return "tape";
    return "tape";
  }
  function getMode(){ return modeSel && modeSel.value ? modeSel.value : "author"; }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    sum = ctx.createGain();
    sum.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2200;
    geneLP.Q.value = 0.85;

    shaper = ctx.createWaveShaper();
    shaper.curve = softClipCurve(0.12);
    shaper.oversample = "2x";

    bitQ = ctx.createWaveShaper();
    bitQ.curve = quantizeCurve(12);
    bitQ.oversample = "none";

    eqLow = ctx.createBiquadFilter();
    eqLow.type = "lowshelf";
    eqLow.frequency.value = 95;
    eqLow.gain.value = 5.0;

    eqMid = ctx.createBiquadFilter();
    eqMid.type = "peaking";
    eqMid.frequency.value = 950;
    eqMid.Q.value = 0.9;
    eqMid.gain.value = 0;

    eqHigh = ctx.createBiquadFilter();
    eqHigh.type = "highshelf";
    eqHigh.frequency.value = 5200;
    eqHigh.gain.value = -1.5;

    master = ctx.createGain();
    master.gain.value = 0.42;

    sum.connect(geneLP);
    geneLP.connect(shaper);
    shaper.connect(bitQ);
    bitQ.connect(eqLow);
    eqLow.connect(eqMid);
    eqMid.connect(eqHigh);
    eqHigh.connect(master);
    master.connect(ctx.destination);

    analyser = ctx.createAnalyser();
    analyser.fftSize = 1024;
    analyser.smoothingTimeConstant = 0.88;
    try{ master.connect(analyser); }catch(e){}

    revIn = ctx.createGain();
    revIn.gain.value = 1.0;
    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.85, 3.05);
    revGain = ctx.createGain();
    revGain.gain.value = 0.22;
    revIn.connect(convolver);
    convolver.connect(revGain);
    revGain.connect(sum);

    dlyIn = ctx.createGain();
    dlyIn.gain.value = 1.0;
    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.22;
    fb = ctx.createGain();
    fb.gain.value = 0.30;
    dlyLP = ctx.createBiquadFilter();
    dlyLP.type = "lowpass";
    dlyLP.frequency.value = 1800;
    dlyLP.Q.value = 0.7;
    dlyIn.connect(delay);
    delay.connect(dlyLP);
    dlyLP.connect(sum);
    dlyLP.connect(fb);
    fb.connect(delay);

    // tape noise (always created, enabled by era)
    tapeNoise = ctx.createBufferSource();
    tapeNoise.buffer = makeNoiseBuffer(ctx, 1.0);
    tapeNoise.loop = true;

    var tnf = ctx.createBiquadFilter();
    tnf.type = "bandpass";
    tnf.frequency.value = 3200;
    tnf.Q.value = 0.7;

    tapeNoiseGain = ctx.createGain();
    tapeNoiseGain.gain.value = 0.0;

    tapeNoise.connect(tnf);
    tnf.connect(tapeNoiseGain);
    tapeNoiseGain.connect(sum);

    tapeNoise.start(ctx.currentTime + 0.01);

    // wow/flutter: LFO affects master LP a tiny bit
    wowLFO = ctx.createOscillator();
    wowLFO.type = "sine";
    wowLFO.frequency.value = 0.35;
    wowGain = ctx.createGain();
    wowGain.gain.value = 0.0;
    wowLFO.connect(wowGain);
    wowGain.connect(geneLP.frequency);
    wowLFO.start(ctx.currentTime + 0.01);

    for (var i=0;i<TRACK_COUNT;i++){
      var t = { enabled:true, role:"MELODY", voice:"MELODY: Piano", type:"piano", vol:0.75, pan:0.0, echo:0.25, reverb:0.18, cutoff:2400, res:0.9,
        out:null, panner:null, sendDelay:null, sendRev:null };
      var out = ctx.createGain();
      out.gain.value = t.vol;
      var p = ctx.createStereoPanner ? ctx.createStereoPanner() : null;
      if (p){ p.pan.value = t.pan; out.connect(p); p.connect(sum); }
      else { out.connect(sum); }
      var sd = ctx.createGain(); sd.gain.value = t.echo; out.connect(sd); sd.connect(dlyIn);
      var sr = ctx.createGain(); sr.gain.value = t.reverb; out.connect(sr); sr.connect(revIn);
      t.out = out; t.panner = p; t.sendDelay = sd; t.sendRev = sr;
      tracks.push(t);
    }

    applyDefaults();
    normalizeForMusicality();
    applyParams();
    return true;
  }

  function applyDefaults(){
    setTrackFromPreset(0, "MELODY: Piano", "MELODY");
    setTrackFromPreset(1, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(2, "SHADOW: Pluck Ghost", "SHADOW");
    setTrackFromPreset(3, "GRAIN: Bells Dust", "GRAIN");
    setTrackFromPreset(4, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(5, "PULSE: TripHop Drums", "PULSE");
    setTrackFromPreset(6, "BODY: Tape Bass", "BODY");
    setTrackFromPreset(7, "GRAIN: Vinyl Air", "GRAIN");
  }

  function setTrackFromPreset(i, voiceName, role){
    var p = VOICE_PRESETS[voiceName] || VOICE_PRESETS["MELODY: Piano"];
    var t = tracks[i];
    t.role = role || t.role;
    t.voice = voiceName;
    t.type = p.type;
    t.cutoff = p.cutoff;
    t.res = p.res;
    t.vol = p.vol;
    t.echo = p.echo;
    t.reverb = p.reverb;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function getTempo(){
    var bpm = clamp(readInt(bpmEl, 80), 20, 180);
    var stretch = clamp(readFloat(stretchEl, 1.00), 0.25, 3.00);
    return { bpm: bpm, stretch: stretch };
  }
  function getTuneCents(){ return clamp(readFloat(tuneEl, 0), -50, 50); }
  function getDrive(){ return clamp(readFloat(driveEl, 0.16), 0, 1); }
  function getChordBias(){ return clamp(readFloat(chordEl, 0.90), 0.40, 0.98); }
  function getSubMix(){ return clamp(readFloat(subEl, 0.70), 0, 1); }

  function getMusicality(){ return clamp(readFloat(musicalEl, 0.80), 0, 1); }
  function getDensity(){ return clamp(readFloat(densityEl, 0.72), 0.05, 1); }
  function getSwing(){ return clamp(readFloat(swingEl, 0.12), 0, 0.33); }
  function getMemory(){ return clamp(readFloat(memoryEl, 0.50), 0, 1); }

  function normalizeForMusicality(){
    var mode = getMode();
    var m = getMusicality();

    if (mode === "author"){
      if (chordEl) chordEl.value = String(clamp(0.92 + m*0.06, 0.90, 0.98));
      if (driveEl) driveEl.value = String(clamp(0.12 + m*0.22, 0.12, 0.42));
      if (densityEl) densityEl.value = String(clamp(getDensity(), 0.18, 0.85));
      if (swingEl) swingEl.value = String(clamp(getSwing(), 0.02, 0.22));
    } else {
      if (chordEl) chordEl.value = String(clamp(getChordBias(), 0.70, 0.98));
    }

    var bassBoost = 0.92 + m*0.10;
    tracks[6].vol = clamp(bassBoost, 0.80, 1.0);
    tracks[6].cutoff = clamp(220 + (1-m)*120, 160, 420);

    tracks[3].vol = clamp(tracks[3].vol, 0.20, 0.52);
    tracks[3].echo = clamp(tracks[3].echo, 0.16, 0.38);

    tracks[5].vol = clamp(tracks[5].vol, 0.45, 0.82);
    tracks[5].echo = clamp(tracks[5].echo, 0.06, 0.28);

    tracks[1].reverb = clamp(tracks[1].reverb, 0.18, 0.48);
    tracks[4].reverb = clamp(tracks[4].reverb, 0.20, 0.52);
  }

  function applyEra(){
    if (!ctx) return;
    var era = getEra();

    tapeNoiseGain.gain.value = 0.0;
    wowGain.gain.value = 0.0;
    bitQ.curve = quantizeCurve(16);
    eqHigh.gain.value = -1.5;
    dlyLP.frequency.value = 1800;

    if (era === "tape"){
      tapeNoiseGain.gain.value = 0.008;
      wowLFO.frequency.value = 0.35;
      wowGain.gain.value = 18;
      bitQ.curve = quantizeCurve(14);
      eqHigh.gain.value = -3.0;
      dlyLP.frequency.value = 1650;
    } else if (era === "digital"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(10);
      eqHigh.gain.value = -0.5;
      dlyLP.frequency.value = 2100;
    } else if (era === "dub"){
      tapeNoiseGain.gain.value = 0.004;
      wowLFO.frequency.value = 0.22;
      wowGain.gain.value = 10;
      bitQ.curve = quantizeCurve(13);
      eqHigh.gain.value = -2.5;
      dlyLP.frequency.value = 1350;
    }
  }

  function applyParams(){
    if (!ctx) return;

    normalizeForMusicality();
    applyEra();

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1100, msPerBeat * 8);

    master.gain.value = clamp(readFloat(masterEl, 0.42), 0, 1);

    eqLow.gain.value = clamp(readFloat(eqLowEl, 5.0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, -1.5), -12, 12);

    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.22), 0.05, 0.75);

    var era = getEra();
    var fbMax = (era === "dub") ? 0.92 : 0.80;
    fb.gain.value = clamp(readFloat(delayFbEl, 0.30), 0, fbMax);

    revGain.gain.value = clamp(readFloat(reverbEl, 0.22), 0, 0.80);

    shaper.curve = softClipCurve(getDrive());

    for (var i=0;i<tracks.length;i++){
      var t = tracks[i];
      if (!t) continue;
      t.out.gain.value = t.enabled ? clamp(t.vol, 0, 1) : 0;
      if (t.panner) t.panner.pan.value = clamp(t.pan, -1, 1);
      t.sendDelay.gain.value = t.enabled ? clamp(t.echo, 0, 1) : 0;
      t.sendRev.gain.value = t.enabled ? clamp(t.reverb, 0, 1) : 0;
    }
  }

  function playByType(trackIndex, type, midi, vel, hold, when, extra, longRelease){
    if (!ctx) return;
    var tr = tracks[trackIndex];
    if (!tr || !tr.enabled) return;

    var cents = getTuneCents();
    var freq = (midi > 0) ? tuneHz(midiToHz(midi), cents) : 0;

    var out = ctx.createGain();
    out.connect(tr.out);

    var t0 = when;
    var cutoff = extra && extra.cutoff ? extra.cutoff : tr.cutoff;
    var res = extra && extra.res ? extra.res : tr.res;

    if (type === "piano") voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
    else if (type === "strings") voice_strings(ctx, out, freq, vel, t0, cutoff, res, !!longRelease);
    else if (type === "organ") voice_organ(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "pluck") voice_pluck(ctx, out, freq, vel, t0, cutoff);
    else if (type === "bell") voice_bell(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "brass") voice_brass(ctx, out, freq, vel, t0, cutoff, !!longRelease);
    else if (type === "air") voice_air(ctx, out, vel, t0, extra && extra.tone ? extra.tone : 1400);
    else if (type === "bass") voice_bass(ctx, out, freq, vel, t0, clamp(cutoff, 120, 900), getSubMix());
    else if (type === "drums"){
      var kind = extra && extra.kind ? extra.kind : "hat";
      if (kind === "kick") drumKick(ctx, out, t0, vel);
      else if (kind === "snare") drumSnare(ctx, out, t0, vel);
      else drumHat(ctx, out, t0, vel);
    } else voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
  }

  function updateEchoLine(){
    if (!echoLine) return;
    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";
    if (p.length > 140) p = p.substring(p.length - 140);
    if (m.length > 110) m = m.substring(m.length - 110);
    if (t.length > 90) t = t.substring(t.length - 90);
    echoLine.innerHTML = '<span class="t">' + escapeHtml(t) + '</span><br><span class="m">' + escapeHtml(m) + '</span><br><span class="p">' + escapeHtml(p) + '</span>';
  }

  function escapeHtml(s){
    return String(s)
      .replace(/&/g, "&amp;")
      .replace(/</g, "&lt;")
      .replace(/>/g, "&gt;")
      .replace(/"/g, "&quot;");
  }

  function buildFromTextLayer(text, layer, weight){
    var list = [];
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);

    var tail = text.length > 320 ? text.substring(text.length - 320) : text;
    var vs = vowelStats(tail);

    if (ctx && layer === "present"){
      var cutoff = clamp(650 + vs.ratio * 2800, 520, 4200);
      var q = clamp(0.7 + vs.rep * 7.0, 0.7, 9.0);
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(q, ctx.currentTime);
      if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    }

    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];
    var sumLen = 0;
    for (var i=0;i<words.length;i++) sumLen += words[i].length;
    var avg = sumLen / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4;
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msPerStep = msPerBeat / stepsPerBeat;

    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var swing = getSwing();
    function stepToMs(s){
      var base = s * msPerStep;
      var off = (s % 2) ? (msPerStep * swing) : 0;
      return base + off;
    }

    var chordBias = getChordBias();
    var density = getDensity();
    var mode = getMode();
    if (mode === "author"){
      chordBias = clamp(chordBias, 0.88, 0.98);
      density = clamp(density, 0.18, 0.85);
    }

    var step = 0;

    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;

      var idx = charToIndex(ch);
      var gate = ((idx % 100) / 100);
      if (gate > density && !isPunct(ch) && !isSpace(ch)) { step = (step + 1) % stepsTotal; continue; }

      var t = stepToMs(step) % loopLenMs;
      if (isSpace(ch)){
        list.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.55 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }
      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        list.push({ t: t, tr: 5, kind: "drum", drum: which, vel: 0.85 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

      list.push({ t: t, tr: 0, kind: "note", midi: info.midi, vel: 0.90 * weight, layer: layer });

      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);

      if (isV || ((idx % 5) === 0)){
        list.push({ t: t, tr: 1, kind: "note", midi: info.midi - 12, vel: 0.55 * weight, pad: true, layer: layer });
      }
      if (!isV && ((idx % 3) === 0)){
        list.push({ t: (t + msPerStep*0.25) % loopLenMs, tr: 2, kind: "note", midi: info.midi + 12, vel: 0.45 * weight, layer: layer });
      }
      if ((idx % 11) === 0){
        list.push({ t: (t + msPerStep*0.50) % loopLenMs, tr: 3, kind: "note", midi: info.midi + 12, vel: 0.36 * weight, accent: true, layer: layer });
      }
      if (info.mate !== null){
        list.push({ t: (t + 14) % loopLenMs, tr: 0, kind: "note", midi: info.mate, vel: 0.50 * weight, layer: layer });
      }

      if (layer === "present" && ((step % stepsPerBeat) === 0)){
        var chordDegs = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 31) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        list.push({ t: t, tr: 6, kind: "note", midi: bassMidi, vel: 0.98, bass: true, layer: layer });
        if ((idx % 2) === 0){
          var subMidi = bassMidi - 12;
          while (subMidi < 28) subMidi += 12;
          list.push({ t: (t + 6) % loopLenMs, tr: 6, kind: "note", midi: subMidi, vel: 0.78, bass: true, layer: layer });
        }
      }

      if (idx > 20 && (idx % 7) === 0){
        list.push({ t: (t + msPerStep*0.15) % loopLenMs, tr: 7, kind: "air", tone: 1100 + vs.ratio*2200, vel: 0.40 * weight, layer: layer });
      }

      step = (step + 1) % stepsTotal;
    }

    return list;
  }

  function buildAll(){
    if (!ctx) return;

    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";

    var words = p.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    var avg = 4;
    if (words.length){
      var sumLen = 0;
      for (var i=0;i<words.length;i++) sumLen += words[i].length;
      avg = sumLen / Math.max(1, words.length);
    }
    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1000, msPerBeat * 8);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    var memAmt = getMemory();
    var wP = 1.00;
    var wM = 0.40 * memAmt;
    var wT = 0.22 * memAmt;

    progIndex = 0;
    events = []
      .concat(buildFromTextLayer(p, "present", wP))
      .concat(buildFromTextLayer(m, "memory", wM))
      .concat(buildFromTextLayer(t, "trace", wT));

    buildSolo();
  }

  function buildSolo(){
    soloEvents = [];
    if (!soloOnEl || !soloOnEl.checked) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msStep = msPerBeat * 0.5;

    var len = clamp(readFloat(soloLenEl, 0.80), 0.20, 1.60);

    // curve-driven narrative: sample 16 steps across the curve
    var steps = 16;
    var t = 0;
    var prog = 0;

    for (var i=0;i<steps;i++){
      var x = (steps <= 1) ? 0 : (i/(steps-1));
      var y = curveSample(x); // 0..1
      var bend = (0.5 - y) * 2; // -1..1 (up/down)

      // keep harmony stable: mostly chord tones, bend selects degree + octave shade
      var info = pickNoteForChar(String.fromCharCode(97 + (i % 26)), keyName);
      var baseMidi = info.midi;

      // bend shifts within a safe window
      var shift = 0;
      if (bend > 0.55) shift = 5;
      else if (bend > 0.20) shift = 2;
      else if (bend < -0.55) shift = -5;
      else if (bend < -0.20) shift = -2;

      var midi = baseMidi + shift;
      while (midi < 57) midi += 12;
      while (midi > 76) midi -= 12;

      soloEvents.push({
        t: t,
        midi: midi,
        vel: clamp(0.65 + (0.35*(1 - Math.abs(bend))), 0.35, 0.95),
        len: len
      });

      t += msStep;
      if ((i % 4) === 3) prog = (prog + 1) % 4;
    }
  }

  function scheduleList(list, nowPerf, msIntoLoop, msTarget, base, isSolo){
    function willPlayAt(t){
      var offsetMs = 0, ok = false;
      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<list.length;i++){
      var ev = list[i];
      var off = willPlayAt(ev.t % loopLenMs);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (isSolo){
        var soloType = (soloTypeEl && soloTypeEl.value) ? soloTypeEl.value : "piano";
        var hold = clamp(ev.len || 0.80, 0.20, 1.60);
        playByType(0, soloType, ev.midi, clamp(ev.vel||0.80, 0.02, 1), hold, when, { cutoff: tracks[0].cutoff + 700, res: tracks[0].res + 0.5 }, true);
        if (ev.mate !== null){
          playByType(0, soloType, ev.mate, clamp((ev.vel||0.80)*0.58, 0.02, 1), clamp(hold*0.85,0.18,1.45), when + 0.06, { cutoff: tracks[0].cutoff + 800, res: tracks[0].res + 0.6 }, true);
        }
      } else {
        if (ev.kind === "note"){
          var tr = tracks[ev.tr];
          if (!tr || !tr.enabled) continue;

          var vel = clamp(ev.vel || 0.6, 0.02, 1);
          var hold2 = (ev.pad || ev.bass) ? 0.12 : 0.08;

          if (ev.layer === "memory"){ vel *= 0.70; hold2 *= 1.10; }
          if (ev.layer === "trace"){ vel *= 0.55; hold2 *= 1.25; }

          var extra = null;
          if (ev.pad) extra = { cutoff: clamp(tr.cutoff + 600, 800, 5200), res: clamp(tr.res, 0.6, 10.0) };
          else if (ev.bass) extra = { cutoff: clamp(tr.cutoff, 120, 900), res: clamp(tr.res, 0.6, 3.5) };
          else if (ev.accent) extra = { cutoff: clamp(tr.cutoff + 1100, 900, 6500), res: clamp(tr.res + 0.2, 0.6, 11.0) };

          playByType(ev.tr, tr.type, ev.midi, vel, hold2, when, extra, false);
        } else if (ev.kind === "drum"){
          var trd = tracks[ev.tr];
          if (!trd || !trd.enabled) continue;
          playByType(ev.tr, "drums", 0, clamp(ev.vel || 0.7, 0.02, 1), 0, when, { kind: ev.drum }, false);
        } else if (ev.kind === "air"){
          var tra = tracks[ev.tr];
          if (!tra || !tra.enabled) continue;
          playByType(ev.tr, "air", 0, clamp(ev.vel || 0.4, 0.02, 1), 0, when, { tone: ev.tone || 1400 }, false);
        }
      }
    }
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 230;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;
    var base = ctx.currentTime + 0.02;

    scheduleList(events, nowPerf, msIntoLoop, msTarget, base, false);
    if (soloOnEl && soloOnEl.checked) scheduleList(soloEvents, nowPerf, msIntoLoop, msTarget, base, true);
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stopHard(){
    if (!ctx) return;
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }

    var t = ctx.currentTime;
    for (var i=0;i<tracks.length;i++){
      var tr = tracks[i];
      if (!tr || !tr.out) continue;
      try{
        tr.out.gain.cancelScheduledValues(t);
        tr.out.gain.setTargetAtTime(0.0001, t, 0.01);
      }catch(e){}
    }
    setStatus(armed ? "armed" : "locked");
    window.setTimeout(function(){ if (!ctx) return; applyParams(); }, 140);
  }

  function clearAll(){
    stopHard();
    progIndex = 0;
    events = [];
    soloEvents = [];
    loopStartPerf = performance.now();
    presentText = "";
    memoryText = "";
    traceText = "";
    if (inp) inp.value = "";
    SOLO_CURVE.pts = [ {x:0.0,y:0.55}, {x:1.0,y:0.45} ];
    updateEchoLine();
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function shiftMemory(reason){
    var memAmt = getMemory();
    if (memAmt <= 0.01) return;
    traceText = (traceText ? traceText + " " : "") + memoryText;
    if (traceText.length > 420) traceText = traceText.substring(traceText.length - 420);
    memoryText = presentText;
    presentText = "";
    if (inp) inp.value = "";
    updateEchoLine();
    buildAll();
    if (reason && lastCharEl) lastCharEl.textContent = reason;
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      visStart();
      if (inp) inp.focus();
      playByType(3, "bell", 69, 0.28, 0.06, ctx.currentTime + 0.01, { cutoff: 3200, res: 1.2 }, true);
      buildAll();
    });
  }

  function rebuildFromInput(){
    presentText = inp ? (inp.value || "") : presentText;
    updateEchoLine();
    buildAll();
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var mode = getMode();
    var chordBias = getChordBias();
    if (mode === "author") chordBias = clamp(chordBias, 0.88, 0.98);

    var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    var t0 = ctx.currentTime + 0.001;
    var tr0 = tracks[0];
    if (tr0 && tr0.enabled) playByType(0, tr0.type, info.midi, 0.88, 0.10, t0, null, false);

    if (info.mate !== null){
      var tr1 = tracks[1];
      if (tr1 && tr1.enabled) playByType(1, tr1.type, info.mate - 12, 0.50, 0.14, t0 + 0.02, {cutoff: tr1.cutoff+450, res: tr1.res}, false);
    }

    var tr5 = tracks[5];
    if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.40, 0, t0, {kind:"hat"}, false);

    if (isSpace(ch)){
      if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.85, 0, t0, {kind:"kick"}, false);
    }
  }

  function bindTrackUI(){
    for (var i=0;i<TRACK_COUNT;i++){
      var node = trackNodes[i];
      if (!node) continue;

      (function(index, el){
        var t = tracks[index];

        var en = el.querySelector("[data-gg81-tr-en]");
        var role = el.querySelector("[data-gg81-tr-role]");
        var voice = el.querySelector("[data-gg81-tr-voice]");
        var vol = el.querySelector("[data-gg81-tr-vol]");
        var pan = el.querySelector("[data-gg81-tr-pan]");
        var ech = el.querySelector("[data-gg81-tr-echo]");
        var rev = el.querySelector("[data-gg81-tr-rev]");
        var cut = el.querySelector("[data-gg81-tr-cut]");
        var res = el.querySelector("[data-gg81-tr-res]");

        function applyPresetFromVoice(){
          var v = voice && voice.value ? voice.value : t.voice;
          var p = VOICE_PRESETS[v];
          if (!p) return;
          t.voice = v;
          t.role = v.split(":")[0].trim();
          t.type = p.type;
          t.cutoff = p.cutoff;
          t.res = p.res;
          t.vol = p.vol;
          t.echo = p.echo;
          t.reverb = p.reverb;

          if (role) role.value = t.role;
          if (vol) vol.value = String(t.vol);
          if (ech) ech.value = String(t.echo);
          if (rev) rev.value = String(t.reverb);
          if (cut) cut.value = String(t.cutoff);
          if (res) res.value = String(t.res);

          applyParams();
        }

        function syncFromUI(){
          t.enabled = !!(en && en.checked);
          t.role = (role && role.value) ? role.value : t.role;

          if (voice && voice.value && voice.value !== t.voice){
            applyPresetFromVoice();
            return;
          }

          t.vol = clamp(readFloat(vol, t.vol), 0, 1);
          t.pan = clamp(readFloat(pan, t.pan), -1, 1);
          t.echo = clamp(readFloat(ech, t.echo), 0, 1);
          t.reverb = clamp(readFloat(rev, t.reverb), 0, 1);
          t.cutoff = clamp(readFloat(cut, t.cutoff), 120, 9000);
          t.res = clamp(readFloat(res, t.res), 0.6, 12);

          normalizeForMusicality();
          applyParams();
        }

        if (en) en.checked = t.enabled;
        if (role) role.value = t.role;
        if (voice) voice.value = t.voice;

        if (vol) vol.value = String(t.vol);
        if (pan) pan.value = String(t.pan);
        if (ech) ech.value = String(t.echo);
        if (rev) rev.value = String(t.reverb);
        if (cut) cut.value = String(t.cutoff);
        if (res) res.value = String(t.res);

        var inputs = [en,role,voice,vol,pan,ech,rev,cut,res];
        for (var k=0;k<inputs.length;k++){
          if (!inputs[k]) continue;
          inputs[k].addEventListener("input", syncFromUI, true);
          inputs[k].addEventListener("change", syncFromUI, true);
        }
      })(i, node);
    }
  }

  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      applyParams();
      buildAll();
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){ stopHard(); if (inp) inp.focus(); }, true);
  if (btnClear) btnClear.addEventListener("click", function(){ clearAll(); if (inp) inp.focus(); }, true);

  var globalInputs = [eraSel,modeSel,musicalEl,densityEl,swingEl,memoryEl,bpmEl,stretchEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl,driveEl,chordEl,subEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
    globalInputs[gi].addEventListener("change", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
  }

  if (keySel) keySel.addEventListener("change", function(){ progIndex = 0; buildAll(); }, true);

  if (soloOnEl) soloOnEl.addEventListener("change", function(){ buildAll(); }, true);
  if (soloTypeEl) soloTypeEl.addEventListener("change", function(){}, true);
  if (soloLenEl) soloLenEl.addEventListener("input", function(){ buildAll(); }, true);

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){
      presentText = inp.value || "";
      updateEchoLine();
      buildAll();
    }, true);

    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });

        if (isPunct(k)){
          if ((presentText || "").length > 12) shiftMemory("punct");
        }

        var lim = 80;
        if ((presentText || "").length > lim){
          shiftMemory("auto");
        }
      }
    }, true);
  }

  if (inp){
    var lastSpace = 0;
    inp.addEventListener("keyup", function(e){
      if (!e || e.key !== " ") return;
      var t = Date.now();
      if (t - lastSpace < 260){
        shiftMemory("shift");
      }
      lastSpace = t;
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  updateEchoLine();

  var origArm = arm;
  arm = function(){
    origArm();
    if (ctx && tracks.length && !root.__gg6_tracksBound){
      root.__gg6_tracksBound = true;
      bindTrackUI();
      buildAll();
      applyParams();
    }
  };
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg81-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}
if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();
})();
//# sourceURL=glossogen8a-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="glossogen9-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";

function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }
function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}
function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}
function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return { ratio: total ? (v/total) : 0, rep: total ? (rep/total) : 0 };
}
function tuneHz(freq, cents){ return freq * Math.pow(2, cents / 1200); }

var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};
var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];


var PRESETS = {
  noir_core:      { era:"tape", mode:"author", musical:0.82, density:0.70, swing:0.12, memory:0.52, bpm:78, stretch:1.00, drive:0.18, chord:0.90, sub:0.72, master:0.42, eqL:5.5, eqM:0, eqH:-1.8, dT:0.22, dF:0.30, rvb:0.22,
                   drums:{kick:[0.65,0.55], snare:[0.52,0.45], hat:[0.55,0.62], perc:[0.30,0.28], tex:[0.22,0.25]}},
  triphop_spine:  { era:"tape", mode:"author", musical:0.78, density:0.78, swing:0.16, memory:0.45, bpm:84, stretch:1.05, drive:0.22, chord:0.90, sub:0.78, master:0.44, eqL:6.0, eqM:0.8, eqH:-2.2, dT:0.24, dF:0.36, rvb:0.18,
                   drums:{kick:[0.78,0.70], snare:[0.58,0.60], hat:[0.62,0.78], perc:[0.34,0.42], tex:[0.20,0.28]}},
  slow_pressure:  { era:"dub",  mode:"author", musical:0.86, density:0.62, swing:0.10, memory:0.60, bpm:62, stretch:1.20, drive:0.14, chord:0.92, sub:0.86, master:0.40, eqL:7.5, eqM:-0.8, eqH:-3.5, dT:0.32, dF:0.42, rvb:0.28,
                   drums:{kick:[0.70,0.45], snare:[0.40,0.30], hat:[0.42,0.40], perc:[0.30,0.22], tex:[0.30,0.32]}},
  dark_pulse:     { era:"tape", mode:"author", musical:0.74, density:0.86, swing:0.14, memory:0.38, bpm:96, stretch:0.95, drive:0.28, chord:0.88, sub:0.85, master:0.46, eqL:8.0, eqM:0.6, eqH:-4.0, dT:0.20, dF:0.44, rvb:0.14,
                   drums:{kick:[0.88,0.82], snare:[0.55,0.55], hat:[0.68,0.86], perc:[0.34,0.36], tex:[0.18,0.26]}},
  dub_memory:     { era:"dub",  mode:"author", musical:0.84, density:0.66, swing:0.12, memory:0.78, bpm:72, stretch:1.10, drive:0.16, chord:0.92, sub:0.90, master:0.40, eqL:8.5, eqM:-1.0, eqH:-4.5, dT:0.38, dF:0.55, rvb:0.32,
                   drums:{kick:[0.62,0.50], snare:[0.42,0.38], hat:[0.44,0.56], perc:[0.36,0.32], tex:[0.35,0.42]}},
  minimal_tension:{ era:"digital",mode:"author",musical:0.90,density:0.48,swing:0.06,memory:0.62,bpm:60,stretch:1.35,drive:0.10,chord:0.94,sub:0.68,master:0.38,eqL:4.8,eqM:-0.4,eqH:-0.8,dT:0.18,dF:0.22,rvb:0.26,
                   drums:{kick:[0.40,0.22], snare:[0.30,0.18], hat:[0.26,0.22], perc:[0.22,0.18], tex:[0.32,0.34]}},
  analog_dream:   { era:"tape", mode:"author", musical:0.88, density:0.62, swing:0.10, memory:0.70, bpm:74, stretch:1.15, drive:0.18, chord:0.94, sub:0.76, master:0.40, eqL:5.8, eqM:-0.3, eqH:-0.8, dT:0.26, dF:0.30, rvb:0.30,
                   drums:{kick:[0.50,0.34], snare:[0.42,0.28], hat:[0.40,0.38], perc:[0.30,0.26], tex:[0.30,0.34]}},
  cold_romance:   { era:"digital",mode:"author",musical:0.86,density:0.58,swing:0.08,memory:0.76,bpm:68,stretch:1.20,drive:0.12,chord:0.92,sub:0.70,master:0.38,eqL:4.8,eqM:0.2,eqH:1.8,dT:0.22,dF:0.26,rvb:0.34,
                   drums:{kick:[0.38,0.20], snare:[0.34,0.22], hat:[0.28,0.26], perc:[0.26,0.22], tex:[0.26,0.30]}},
  fading_city:    { era:"tape", mode:"author", musical:0.82, density:0.66, swing:0.12, memory:0.58, bpm:82, stretch:1.00, drive:0.20, chord:0.90, sub:0.80, master:0.42, eqL:6.8, eqM:0.0, eqH:-2.6, dT:0.24, dF:0.34, rvb:0.22,
                   drums:{kick:[0.70,0.62], snare:[0.48,0.44], hat:[0.52,0.70], perc:[0.32,0.32], tex:[0.22,0.26]}},
  quiet_resolve:  { era:"dub",  mode:"author", musical:0.92, density:0.44, swing:0.06, memory:0.80, bpm:54, stretch:1.45, drive:0.08, chord:0.96, sub:0.62, master:0.34, eqL:4.2, eqM:-0.8, eqH:-0.6, dT:0.28, dF:0.26, rvb:0.40,
                   drums:{kick:[0.26,0.12], snare:[0.20,0.10], hat:[0.18,0.12], perc:[0.18,0.10], tex:[0.30,0.26]}},
  weightless_loop:{ era:"digital",mode:"free", musical:0.78, density:0.62, swing:0.10, memory:0.52, bpm:88, stretch:0.92, drive:0.14, chord:0.86, sub:0.58, master:0.40, eqL:2.0, eqM:0.0, eqH:2.8, dT:0.16, dF:0.22, rvb:0.18,
                   drums:{kick:[0.40,0.30], snare:[0.30,0.26], hat:[0.46,0.62], perc:[0.30,0.30], tex:[0.18,0.24]}},
  human_error:    { era:"tape", mode:"free", musical:0.70, density:0.76, swing:0.22, memory:0.46, bpm:92, stretch:0.96, drive:0.30, chord:0.84, sub:0.82, master:0.46, eqL:7.0, eqM:1.4, eqH:-1.8, dT:0.18, dF:0.44, rvb:0.16,
                   drums:{kick:[0.78,0.76], snare:[0.55,0.64], hat:[0.62,0.84], perc:[0.42,0.52], tex:[0.22,0.30]}},
  soft_machinery: { era:"digital",mode:"author",musical:0.88,density:0.56,swing:0.08,memory:0.64,bpm:76,stretch:1.08,drive:0.12,chord:0.94,sub:0.72,master:0.40,eqL:5.0,eqM:-0.2,eqH:1.0,dT:0.20,dF:0.26,rvb:0.26,
                   drums:{kick:[0.42,0.28], snare:[0.30,0.22], hat:[0.34,0.44], perc:[0.26,0.22], tex:[0.20,0.26]}},
  grain_cinema:   { era:"tape", mode:"author",musical:0.90,density:0.60,swing:0.08,memory:0.72,bpm:70,stretch:1.18,drive:0.20,chord:0.94,sub:0.76,master:0.40,eqL:5.8,eqM:-0.6,eqH:-1.2,dT:0.26,dF:0.34,rvb:0.36,
                   drums:{kick:[0.48,0.26], snare:[0.34,0.20], hat:[0.26,0.24], perc:[0.20,0.18], tex:[0.38,0.44]}},
  broken_waltz:   { era:"tape", mode:"free", musical:0.74, density:0.66, swing:0.28, memory:0.52, bpm:66, stretch:1.22, drive:0.18, chord:0.86, sub:0.78, master:0.40, eqL:6.2, eqM:0.2, eqH:-2.4, dT:0.30, dF:0.38, rvb:0.24,
                   drums:{kick:[0.54,0.30], snare:[0.40,0.22], hat:[0.40,0.46], perc:[0.44,0.34], tex:[0.22,0.26]}},
  inner_monologue:{ era:"dub",  mode:"author",musical:0.94,density:0.42,swing:0.06,memory:0.86,bpm:52,stretch:1.60,drive:0.06,chord:0.96,sub:0.62,master:0.32,eqL:4.0,eqM:-1.0,eqH:-0.8,dT:0.34,dF:0.24,rvb:0.48,
                   drums:{kick:[0.22,0.10], snare:[0.18,0.08], hat:[0.16,0.10], perc:[0.14,0.08], tex:[0.28,0.30]}},
  late_night_radio:{era:"tape",mode:"author",musical:0.86,density:0.58,swing:0.10,memory:0.70,bpm:74,stretch:1.10,drive:0.24,chord:0.92,sub:0.74,master:0.40,eqL:6.4,eqM:0.6,eqH:-3.2,dT:0.22,dF:0.42,rvb:0.28,
                   drums:{kick:[0.60,0.42], snare:[0.44,0.34], hat:[0.40,0.52], perc:[0.28,0.26], tex:[0.26,0.30]}},
  low_ritual:     { era:"dub",  mode:"author",musical:0.80,density:0.54,swing:0.10,memory:0.78,bpm:58,stretch:1.35,drive:0.14,chord:0.92,sub:0.92,master:0.38,eqL:10.0,eqM:-1.4,eqH:-5.0,dT:0.42,dF:0.56,rvb:0.40,
                   drums:{kick:[0.60,0.40], snare:[0.28,0.18], hat:[0.22,0.20], perc:[0.20,0.18], tex:[0.34,0.38]}},
  industrial_breath:{era:"digital",mode:"free",musical:0.68,density:0.76,swing:0.12,memory:0.50,bpm:90,stretch:0.98,drive:0.38,chord:0.82,sub:0.86,master:0.46,eqL:8.5,eqM:2.2,eqH:-4.0,dT:0.14,dF:0.52,rvb:0.18,
                   drums:{kick:[0.82,0.78], snare:[0.50,0.58], hat:[0.58,0.84], perc:[0.46,0.52], tex:[0.34,0.44]}},
  glass_top:      { era:"digital",mode:"author",musical:0.90,density:0.50,swing:0.06,memory:0.60,bpm:86,stretch:0.92,drive:0.10,chord:0.96,sub:0.52,master:0.38,eqL:1.0,eqM:0.0,eqH:3.6,dT:0.12,dF:0.18,rvb:0.22,
                   drums:{kick:[0.34,0.22], snare:[0.22,0.18], hat:[0.36,0.58], perc:[0.26,0.24], tex:[0.18,0.22]}}
};

var STYLES = {
  sub_black:     { pal:["#16161a","#26222a","#2a2a30","#1b2124","#2a2320"], viz:0.40, air:0.10, low:1.00, mid:0.92, high:0.72 },
  tape_pressure: { pal:["#1a1a18","#2a2320","#302a26","#1f2222","#292726"], viz:0.46, air:0.08, low:1.05, mid:0.96, high:0.70 },
  mono_basement: { pal:["#141616","#1e1f24","#232629","#1b1c1e","#242220"], viz:0.44, air:0.06, low:1.10, mid:0.92, high:0.62 },
  film_grain:    { pal:["#191718","#2a2521","#2b2a28","#1f2320","#252220"], viz:0.52, air:0.10, low:1.00, mid:0.98, high:0.74 },
  analog_hall:   { pal:["#1a161f","#242030","#2b2638","#1d2528","#25202a"], viz:0.58, air:0.14, low:0.96, mid:0.98, high:0.82 },
  wide_dialogue: { pal:["#151b20","#1f2830","#232f38","#1b2326","#202225"], viz:0.54, air:0.16, low:0.94, mid:1.00, high:0.86 },
  slow_room:     { pal:["#1a1a1c","#232226","#29282c","#1b1b1f","#262528"], viz:0.48, air:0.10, low:1.00, mid:0.96, high:0.72 },
  dust_memory:   { pal:["#1c1916","#2a2420","#2e2a24","#1f1c19","#2a2620"], viz:0.50, air:0.08, low:1.02, mid:0.94, high:0.68 },
  glass_air:     { pal:["#151a1f","#1f2a33","#243641","#1a242b","#1f2528"], viz:0.62, air:0.22, low:0.88, mid:0.98, high:0.94 },
  soft_bells:    { pal:["#17161d","#24203a","#2a2748","#1b262c","#221e2a"], viz:0.60, air:0.20, low:0.90, mid:0.96, high:0.92 },
  thin_day:      { pal:["#14181b","#1a242a","#1f3038","#182024","#202428"], viz:0.58, air:0.18, low:0.90, mid:0.98, high:0.90 },
  cold_silk:     { pal:["#15181c","#1c2330","#202a3a","#1a1f26","#23262a"], viz:0.58, air:0.18, low:0.92, mid:0.98, high:0.88 },
  upper_silence: { pal:["#141516","#1b2022","#20282c","#16191b","#1e1f20"], viz:0.56, air:0.20, low:0.86, mid:0.94, high:0.98 },
  wire_ghost:    { pal:["#151518","#221c22","#2a242c","#182226","#1f2022"], viz:0.54, air:0.16, low:0.94, mid:0.98, high:0.86 },
  wax_cylinder:  { pal:["#1a1714","#2a2420","#332b26","#1d1a18","#2c251f"], viz:0.46, air:0.08, low:1.06, mid:0.94, high:0.66 },
  spring_machine:{ pal:["#151a17","#222a22","#2a322a","#1a201a","#232624"], viz:0.50, air:0.10, low:1.00, mid:0.94, high:0.74 },
  broken_sampler:{ pal:["#19161a","#26202a","#2e2632","#1a2023","#242124"], viz:0.52, air:0.12, low:1.02, mid:0.98, high:0.76 },
  radio_ghost:   { pal:["#17171a","#222226","#2a2a2e","#1a1f21","#232326"], viz:0.48, air:0.10, low:1.00, mid:0.96, high:0.74 },
  dub_desk:      { pal:["#171a16","#232a1e","#2a3322","#1a1f18","#23261e"], viz:0.50, air:0.12, low:1.10, mid:0.92, high:0.62 },
  noir_low:      { pal:["#161618","#1f1e22","#26252a","#1b1c1f","#232226"], viz:0.44, air:0.08, low:1.12, mid:0.92, high:0.60 }
};


function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}

function pickNoteForChar(ch, keyName, progIndex, chordBias){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);
  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);
  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var bias = clamp(typeof chordBias === "number" ? chordBias : 0.86, 0.40, 0.98);
  var degIndex = (t < bias) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);
  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }
  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}

function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}
function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}
function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
}
function softClipCurve(amount){
  var k = clamp(amount, 0, 1);
  var n = 1024;
  var curve = new Float32Array(n);
  var drive = 1 + k * 10;
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var y = Math.tanh(x * drive);
    curve[i] = y;
  }
  return curve;
}
function quantizeCurve(bits){
  var b = clamp(bits, 4, 16);
  var steps = Math.pow(2, b-1);
  var n = 2048;
  var curve = new Float32Array(n);
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var q = Math.round(x * steps) / steps;
    curve[i] = q;
  }
  return curve;
}

/* voices */
function voice_piano(ctx, out, freq, vel, hold, t0, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2200, t0);
  f.Q.setValueAtTime(0.75, t0);

  osc.connect(f);
  f.connect(out);

  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource();
  ns.buffer = nb;
  var nf = ctx.createBiquadFilter();
  nf.type = "highpass";
  nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain();
  ng.gain.setValueAtTime(vel * 0.12, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);

  var peak = clamp(vel, 0.04, 0.20);
  var rel = longRelease ? (1.05 + hold*1.35) : (0.40 + hold*0.95);
  env(out, t0, 0.004, 0.10, peak*0.30, rel, peak);

  osc.start(t0);
  ns.start(t0);
  osc.stop(t0 + 0.75 + hold + (longRelease?0.70:0.0));
  ns.stop(t0 + 0.03);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_strings(ctx, out, freq, vel, t0, cutoff, res, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);

  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.02, 0.12);
  var rel = longRelease ? 2.50 : 1.35;
  env(out, t0, 0.10, 0.35, peak*0.82, rel, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?3.35:1.85));
  o2.stop(t0 + (longRelease?3.35:1.85));
  o3.stop(t0 + (longRelease?3.35:1.85));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_organ(ctx, out, freq, vel, t0, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.8, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.03, 0.13);
  env(out, t0, 0.01, 0.10, peak*0.72, longRelease?1.35:0.55, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?2.40:1.05));
  o2.stop(t0 + (longRelease?2.40:1.05));
  o3.stop(t0 + (longRelease?2.40:1.05));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.18, 0.03, 0.14);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.24, peak);

  osc.start(t0);
  osc.stop(t0 + 0.35);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bell(ctx, out, freq, vel, t0, longRelease){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();

  car.type = "sine";
  mod.type = "sine";

  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);

  mod.connect(mg);
  mg.connect(car.frequency);

  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.002, 0.10, peak*0.35, longRelease?2.10:1.10, peak);

  car.connect(out);
  car.start(t0);
  mod.start(t0);
  car.stop(t0 + (longRelease?2.70:1.45));
  mod.stop(t0 + (longRelease?2.70:1.45));

  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_brass(ctx, out, freq, vel, t0, cutoff, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.14);
  env(out, t0, 0.02, 0.08, peak*0.55, longRelease?1.15:0.55, peak);

  osc.start(t0);
  osc.stop(t0 + (longRelease?1.55:0.95));

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.01, 0.07);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.32, peak);

  ns.start(t0);
  ns.stop(t0 + 0.26);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(44, t0 + 0.08);

  var peak = clamp(vel*0.30, 0.05, 0.24);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.16, peak);

  o.connect(out);
  o.start(t0);
  o.stop(t0 + 0.20);

  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.24, 0.04, 0.20);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.18, peak);

  ns.start(t0);
  ns.stop(t0 + 0.20);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);

  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.11);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.08, peak);

  ns.start(t0);
  ns.stop(t0 + 0.10);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bass(ctx, out, freq, vel, t0, cutoff, subMix){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  o1.type = "sine";
  o2.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o2.detune.setValueAtTime(-6, t0);

  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);

  var g1 = ctx.createGain(); g1.gain.setValueAtTime(clamp(subMix,0,1), t0);
  var g2 = ctx.createGain(); g2.gain.setValueAtTime(1.0 - clamp(subMix,0,1)*0.45, t0);

  o1.connect(g1); o2.connect(g2);
  g1.connect(mix); g2.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.85, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.28, 0.06, 0.25);
  env(out, t0, 0.004, 0.08, peak*0.36, 0.32, peak);

  o1.start(t0); o2.start(t0);
  o1.stop(t0 + 0.46);
  o2.stop(t0 + 0.46);

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}

/* roles and voices */

function drumPerc(ctx, out, t0, vel){
  // woody click / rim-ish
  var nbuf = ctx.createBuffer(1, Math.floor(ctx.sampleRate * 0.06), ctx.sampleRate);
  var d = nbuf.getChannelData(0);
  for (var i=0;i<d.length;i++){
    var x = 1 - (i / d.length);
    d[i] = (Math.random()*2-1) * Math.pow(x, 3.0);
  }
  var ns = ctx.createBufferSource();
  ns.buffer = nbuf;

  var bp = ctx.createBiquadFilter();
  bp.type = "bandpass";
  bp.frequency.setValueAtTime(1800 + Math.random()*900, t0);
  bp.Q.setValueAtTime(10.0, t0);

  var g = ctx.createGain();
  g.gain.setValueAtTime(vel * 0.55, t0);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + 0.07);

  ns.connect(bp);
  bp.connect(g);
  g.connect(out);

  ns.start(t0);
  ns.stop(t0 + 0.08);
}

function drumTex(ctx, out, t0, vel){
  // soft noisy texture hit (for loop glue)
  var nbuf = ctx.createBuffer(1, Math.floor(ctx.sampleRate * 0.14), ctx.sampleRate);
  var d = nbuf.getChannelData(0);
  for (var i=0;i<d.length;i++){
    var x = 1 - (i / d.length);
    d[i] = (Math.random()*2-1) * Math.pow(x, 1.6);
  }
  var ns = ctx.createBufferSource();
  ns.buffer = nbuf;

  var lp = ctx.createBiquadFilter();
  lp.type = "lowpass";
  lp.frequency.setValueAtTime(900 + Math.random()*600, t0);
  lp.Q.setValueAtTime(0.8, t0);

  var g = ctx.createGain();
  g.gain.setValueAtTime(vel * 0.32, t0);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + 0.16);

  ns.connect(lp);
  lp.connect(g);
  g.connect(out);

  ns.start(t0);
  ns.stop(t0 + 0.18);
}


var VOICE_PRESETS = {
  "PULSE: TripHop Drums": { type:"drums", cutoff:2400, res:0.9, vol:0.75, echo:0.10, reverb:0.10 },
  "PULSE: Dub Hats": { type:"drums", cutoff:2400, res:0.9, vol:0.55, echo:0.22, reverb:0.12 },

  "BODY: Sub Sine": { type:"bass", cutoff:260, res:0.9, vol:0.95, echo:0.06, reverb:0.04 },
  "BODY: Tape Bass": { type:"bass", cutoff:320, res:0.9, vol:0.92, echo:0.08, reverb:0.06 },

  "MELODY: Piano": { type:"piano", cutoff:2400, res:0.9, vol:0.78, echo:0.20, reverb:0.18 },
  "MELODY: Brass Lead": { type:"brass", cutoff:2400, res:1.1, vol:0.62, echo:0.16, reverb:0.14 },
  "MELODY: Organ": { type:"organ", cutoff:2400, res:0.9, vol:0.62, echo:0.18, reverb:0.18 },

  "GRAIN: Vinyl Air": { type:"air", cutoff:2400, res:0.9, vol:0.30, echo:0.22, reverb:0.20 },
  "GRAIN: Bells Dust": { type:"bell", cutoff:4200, res:1.0, vol:0.44, echo:0.30, reverb:0.20 },

  "SHADOW: Strings Pad": { type:"strings", cutoff:2600, res:1.4, vol:0.44, echo:0.14, reverb:0.34 },
  "SHADOW: Pluck Ghost": { type:"pluck", cutoff:3200, res:1.0, vol:0.40, echo:0.28, reverb:0.14 }
  ,
  "MELODY: Soft Keys": { type:"piano", cutoff:1800, res:0.8, vol:0.60, echo:0.22, reverb:0.26 },
  "MELODY: Felt Piano": { type:"piano", cutoff:1600, res:0.9, vol:0.58, echo:0.26, reverb:0.32 },
  "MELODY: Glass EP": { type:"bell", cutoff:5200, res:1.1, vol:0.50, echo:0.34, reverb:0.30 },
  "MELODY: Pluck Harp": { type:"pluck", cutoff:3600, res:0.9, vol:0.52, echo:0.26, reverb:0.22 },
  "MELODY: Thin Lead": { type:"brass", cutoff:2600, res:1.4, vol:0.44, echo:0.18, reverb:0.18 },

  "BASS: Sub Drone": { type:"bass", cutoff:180, res:0.9, vol:0.98, echo:0.10, reverb:0.10 },
  "BASS: Rubber Bass": { type:"bass", cutoff:420, res:1.2, vol:0.86, echo:0.14, reverb:0.10 },
  "BASS: Dark Mono": { type:"bass", cutoff:240, res:1.1, vol:0.92, echo:0.08, reverb:0.06 },

  "PAD: Noir Pad": { type:"strings", cutoff:1800, res:1.6, vol:0.42, echo:0.18, reverb:0.42 },
  "PAD: Warm Choir": { type:"strings", cutoff:2200, res:1.4, vol:0.40, echo:0.20, reverb:0.48 },
  "PAD: Ice Air": { type:"air", cutoff:4200, res:0.8, vol:0.24, echo:0.30, reverb:0.30 },
  "PAD: Slow Organ": { type:"organ", cutoff:1800, res:0.9, vol:0.46, echo:0.22, reverb:0.36 },

  "TEXTURE: Film Hiss": { type:"air", cutoff:3200, res:0.8, vol:0.22, echo:0.18, reverb:0.18 },
  "TEXTURE: Dust Loop": { type:"air", cutoff:2200, res:0.9, vol:0.26, echo:0.26, reverb:0.22 },
  "TEXTURE: Shimmer": { type:"bell", cutoff:5600, res:1.0, vol:0.30, echo:0.40, reverb:0.34 },

  "DRUMS: Deep Kick": { type:"drums", cutoff:2400, res:0.9, vol:0.80, echo:0.06, reverb:0.06 },
  "DRUMS: Tight Snare": { type:"drums", cutoff:2400, res:0.9, vol:0.60, echo:0.08, reverb:0.06 },
  "DRUMS: Soft Hats": { type:"drums", cutoff:2800, res:0.9, vol:0.52, echo:0.18, reverb:0.10 },
  "DRUMS: Perc Clicks": { type:"drums", cutoff:3000, res:0.9, vol:0.42, echo:0.16, reverb:0.14 },
  "DRUMS: Texture Hits": { type:"drums", cutoff:1800, res:0.9, vol:0.36, echo:0.22, reverb:0.20 },

  "DARK EPIC: Strings Wide": { type:"strings", cutoff:2400, res:1.7, vol:0.46, echo:0.16, reverb:0.62 },
  "DARK EPIC: Brass Low": { type:"brass", cutoff:1800, res:1.3, vol:0.52, echo:0.12, reverb:0.44 },
  "DARK EPIC: Organ Cathedral": { type:"organ", cutoff:2000, res:1.0, vol:0.50, echo:0.22, reverb:0.70 },
  "DARK EPIC: Pluck Tension": { type:"pluck", cutoff:3200, res:1.1, vol:0.44, echo:0.34, reverb:0.28 },
  "DARK EPIC: Bell Halo": { type:"bell", cutoff:6200, res:1.2, vol:0.36, echo:0.52, reverb:0.64 },

  "VINTAGE: Radio Organ": { type:"organ", cutoff:1500, res:0.9, vol:0.44, echo:0.14, reverb:0.18 },
  "VINTAGE: Cabinet Piano": { type:"piano", cutoff:1400, res:0.8, vol:0.52, echo:0.18, reverb:0.20 },
  "VINTAGE: Wax Bell": { type:"bell", cutoff:3600, res:0.8, vol:0.40, echo:0.26, reverb:0.24 },
  "VINTAGE: Spring Pluck": { type:"pluck", cutoff:2800, res:0.9, vol:0.46, echo:0.28, reverb:0.20 },

  "CINEMA: Solo Violin": { type:"strings", cutoff:3200, res:1.4, vol:0.38, echo:0.22, reverb:0.56 },
  "CINEMA: Low Cello": { type:"strings", cutoff:2000, res:1.2, vol:0.46, echo:0.18, reverb:0.50 },
  "CINEMA: Brass Swell": { type:"brass", cutoff:2200, res:1.2, vol:0.44, echo:0.14, reverb:0.48 },

  "EXPERIMENT: Hollow Keys": { type:"piano", cutoff:1200, res:1.0, vol:0.44, echo:0.36, reverb:0.40 },
  "EXPERIMENT: Wire Pluck": { type:"pluck", cutoff:4200, res:1.3, vol:0.36, echo:0.44, reverb:0.26 },
  "EXPERIMENT: Noise Air": { type:"air", cutoff:5000, res:1.0, vol:0.20, echo:0.34, reverb:0.30 }

};

function initWidget(root){
  if (!root || root.__gg9_inited) return;
  root.__gg9_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg9-arm]");
  var btnPlay = root.querySelector("[data-gg9-play]");
  var btnStop = root.querySelector("[data-gg9-stop]");
  var btnClear = root.querySelector("[data-gg9-clear]");

  var inp = root.querySelector("[data-gg9-input]");
  var statusEl = root.querySelector("[data-gg9-status]");
  var keySel = root.querySelector("[data-gg9-key]");

  var presetSel = root.querySelector("[data-gg9-preset]");
  var styleSel = root.querySelector("[data-gg9-style]");
  var vizCanvas = root.querySelector("[data-gg9-viz]");

  var lowOctEl = root.querySelector("[data-gg9-low-oct]");

  var dKickVol = root.querySelector("[data-gg9-drum-kick-vol]");
  var dKickDen = root.querySelector("[data-gg9-drum-kick-den]");
  var dSnrVol = root.querySelector("[data-gg9-drum-snare-vol]");
  var dSnrDen = root.querySelector("[data-gg9-drum-snare-den]");
  var dHatVol = root.querySelector("[data-gg9-drum-hat-vol]");
  var dHatDen = root.querySelector("[data-gg9-drum-hat-den]");
  var dPrcVol = root.querySelector("[data-gg9-drum-perc-vol]");
  var dPrcDen = root.querySelector("[data-gg9-drum-perc-den]");
  var dTexVol = root.querySelector("[data-gg9-drum-tex-vol]");
  var dTexDen = root.querySelector("[data-gg9-drum-tex-den]");


  var eraSel = root.querySelector("[data-gg9-era]");
  var modeSel = root.querySelector("[data-gg9-mode]");
  var musicalEl = root.querySelector("[data-gg9-musical]");
  var densityEl = root.querySelector("[data-gg9-density]");
  var swingEl = root.querySelector("[data-gg9-swing]");
  var memoryEl = root.querySelector("[data-gg9-memory]");

  var bpmEl = root.querySelector("[data-gg9-bpm]");
  var stretchEl = root.querySelector("[data-gg9-stretch]");
  var tuneEl = root.querySelector("[data-gg9-tune]");
  var masterEl = root.querySelector("[data-gg9-master]");
  var driveEl = root.querySelector("[data-gg9-drive]");
  var chordEl = root.querySelector("[data-gg9-chord]");
  var subEl = root.querySelector("[data-gg9-submix]");

  var eqLowEl = root.querySelector("[data-gg9-eq-low]");
  var eqMidEl = root.querySelector("[data-gg9-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg9-eq-high]");

  var delayTimeEl = root.querySelector("[data-gg9-delay-time]");
  var delayFbEl = root.querySelector("[data-gg9-delay-fb]");
  var reverbEl = root.querySelector("[data-gg9-reverb]");

  var lastCharEl = root.querySelector("[data-gg9-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg9-lastnote]");
  var barEl = root.querySelector("[data-gg9-bar]");
  var loopEl = root.querySelector("[data-gg9-loop]");
  var voxEl = root.querySelector("[data-gg9-vox]");

  var echoLine = root.querySelector("[data-gg9-echoline]");

  var soloOnEl = root.querySelector("[data-gg9-solo-on]");
  var soloTypeEl = root.querySelector("[data-gg9-solo-type]");
  var soloLenEl = root.querySelector("[data-gg9-solo-len]");
  var soloTextEl = root.querySelector("[data-gg9-solo-text]");

  var trackNodes = root.querySelectorAll("[data-gg9-track]");

  var ctx = null;
  var armed = false;

  var analyser = null;
  var fftData = null;
  var viz2d = null;
  var vizW = 0;
  var vizH = 0;
  var vizPhase = 0;

  var sum = null;
  var geneLP = null;
  var shaper = null;
  var bitQ = null;

  var eqLow = null;
  var eqMid = null;
  var eqHigh = null;

  var master = null;

  var revIn = null;
  var convolver = null;
  var revGain = null;

  var dlyIn = null;
  var delay = null;
  var fb = null;
  var dlyLP = null;

  var tapeNoise = null;
  var tapeNoiseGain = null;
  var wowLFO = null;
  var wowGain = null;

  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  var events = [];
  var soloEvents = [];
  var progIndex = 0;

  var tracks = [];
  var TRACK_COUNT = 8;

  var presentText = "";
  var memoryText = "";
  var traceText = "";

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }
  function readFloat(el, defv){ var v = parseFloat(el && el.value ? el.value : ""); return isFinite(v) ? v : defv; }
  function setVal(el, v){
    if (!el) return;
    try{ el.value = String(v); }catch(e){}
  }
  function applyPreset(name){
    var p = PRESETS[name];
    if (!p) return;
    if (eraSel) eraSel.value = p.era;
    if (modeSel) modeSel.value = p.mode;
    setVal(musicalEl, p.musical);
    setVal(densityEl, p.density);
    setVal(swingEl, p.swing);
    setVal(memoryEl, p.memory);
    if (bpmEl) bpmEl.value = String(p.bpm);
    setVal(stretchEl, p.stretch);
    setVal(driveEl, p.drive);
    setVal(chordEl, p.chord);
    setVal(subEl, p.sub);
    setVal(masterEl, p.master);
    setVal(eqLowEl, p.eqL);
    setVal(eqMidEl, p.eqM);
    setVal(eqHighEl, p.eqH);
    setVal(delayTimeEl, p.dT);
    setVal(delayFbEl, p.dF);
    setVal(reverbEl, p.rvb);

    if (p.drums){
      setVal(dKickVol, p.drums.kick[0]); setVal(dKickDen, p.drums.kick[1]);
      setVal(dSnrVol, p.drums.snare[0]); setVal(dSnrDen, p.drums.snare[1]);
      setVal(dHatVol, p.drums.hat[0]); setVal(dHatDen, p.drums.hat[1]);
      setVal(dPrcVol, p.drums.perc[0]); setVal(dPrcDen, p.drums.perc[1]);
      setVal(dTexVol, p.drums.tex[0]); setVal(dTexDen, p.drums.tex[1]);
    }
    // keep harmony stable
    progIndex = 0;
    buildAll();
    applyParams();
  }

  var styleState = { name: "sub_black", pal: STYLES.sub_black.pal, viz: STYLES.sub_black.viz, air: STYLES.sub_black.air, low: STYLES.sub_black.low, mid: STYLES.sub_black.mid, high: STYLES.sub_black.high };

  function applyStyle(name){
    var st = STYLES[name];
    if (!st) return;
    styleState.name = name;
    styleState.pal = st.pal;
    styleState.viz = st.viz;
    styleState.air = st.air;
    styleState.low = st.low;
    styleState.mid = st.mid;
    styleState.high = st.high;
    applyParams();
  }

  function readInt(el, defv){ var v = parseInt(el && el.value ? el.value : "", 10); return isFinite(v) ? v : defv; }

  function getEra(){ return eraSel && eraSel.value ? eraSel.value : "tape"; }
  function getMode(){ return modeSel && modeSel.value ? modeSel.value : "author"; }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    sum = ctx.createGain();
    sum.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2200;
    geneLP.Q.value = 0.85;

    shaper = ctx.createWaveShaper();
    shaper.curve = softClipCurve(0.12);
    shaper.oversample = "2x";

    bitQ = ctx.createWaveShaper();
    bitQ.curve = quantizeCurve(12);
    bitQ.oversample = "none";

    eqLow = ctx.createBiquadFilter();
    eqLow.type = "lowshelf";
    eqLow.frequency.value = 95;
    eqLow.gain.value = 5.0;

    eqMid = ctx.createBiquadFilter();
    eqMid.type = "peaking";
    eqMid.frequency.value = 950;
    eqMid.Q.value = 0.9;
    eqMid.gain.value = 0;

    eqHigh = ctx.createBiquadFilter();
    eqHigh.type = "highshelf";
    eqHigh.frequency.value = 5200;
    eqHigh.gain.value = -1.5;

    master = ctx.createGain();
    master.gain.value = 0.42;

    sum.connect(geneLP);
    geneLP.connect(shaper);
    shaper.connect(bitQ);
    bitQ.connect(eqLow);
    eqLow.connect(eqMid);
    eqMid.connect(eqHigh);
    eqHigh.connect(master);

    analyser = ctx.createAnalyser();
    analyser.fftSize = 1024;
    analyser.smoothingTimeConstant = 0.90;
    fftData = new Uint8Array(analyser.frequencyBinCount);
    master.connect(analyser);
    master.connect(ctx.destination);

    revIn = ctx.createGain();
    revIn.gain.value = 1.0;
    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.85, 3.05);
    revGain = ctx.createGain();
    revGain.gain.value = 0.22;
    revIn.connect(convolver);
    convolver.connect(revGain);
    revGain.connect(sum);

    dlyIn = ctx.createGain();
    dlyIn.gain.value = 1.0;
    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.22;
    fb = ctx.createGain();
    fb.gain.value = 0.30;
    dlyLP = ctx.createBiquadFilter();
    dlyLP.type = "lowpass";
    dlyLP.frequency.value = 1800;
    dlyLP.Q.value = 0.7;
    dlyIn.connect(delay);
    delay.connect(dlyLP);
    dlyLP.connect(sum);
    dlyLP.connect(fb);
    fb.connect(delay);

    // tape noise (always created, enabled by era)
    tapeNoise = ctx.createBufferSource();
    tapeNoise.buffer = makeNoiseBuffer(ctx, 1.0);
    tapeNoise.loop = true;

    var tnf = ctx.createBiquadFilter();
    tnf.type = "bandpass";
    tnf.frequency.value = 3200;
    tnf.Q.value = 0.7;

    tapeNoiseGain = ctx.createGain();
    tapeNoiseGain.gain.value = 0.0;

    tapeNoise.connect(tnf);
    tnf.connect(tapeNoiseGain);
    tapeNoiseGain.connect(sum);

    tapeNoise.start(ctx.currentTime + 0.01);

    // wow/flutter: LFO affects master LP a tiny bit
    wowLFO = ctx.createOscillator();
    wowLFO.type = "sine";
    wowLFO.frequency.value = 0.35;
    wowGain = ctx.createGain();
    wowGain.gain.value = 0.0;
    wowLFO.connect(wowGain);
    wowGain.connect(geneLP.frequency);
    wowLFO.start(ctx.currentTime + 0.01);

    for (var i=0;i<TRACK_COUNT;i++){
      var t = { enabled:true, role:"MELODY", voice:"MELODY: Piano", type:"piano", vol:0.75, pan:0.0, echo:0.25, reverb:0.18, cutoff:2400, res:0.9,
        out:null, panner:null, sendDelay:null, sendRev:null };
      var out = ctx.createGain();
      out.gain.value = t.vol;
      var p = ctx.createStereoPanner ? ctx.createStereoPanner() : null;
      if (p){ p.pan.value = t.pan; out.connect(p); p.connect(sum); }
      else { out.connect(sum); }
      var sd = ctx.createGain(); sd.gain.value = t.echo; out.connect(sd); sd.connect(dlyIn);
      var sr = ctx.createGain(); sr.gain.value = t.reverb; out.connect(sr); sr.connect(revIn);
      t.out = out; t.panner = p; t.sendDelay = sd; t.sendRev = sr;
      tracks.push(t);
    }

    applyDefaults();
    normalizeForMusicality();
    applyParams();
    return true;
  }

  function applyDefaults(){
    setTrackFromPreset(0, "MELODY: Piano", "MELODY");
    setTrackFromPreset(1, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(2, "SHADOW: Pluck Ghost", "SHADOW");
    setTrackFromPreset(3, "GRAIN: Bells Dust", "GRAIN");
    setTrackFromPreset(4, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(5, "PULSE: TripHop Drums", "PULSE");
    setTrackFromPreset(6, "BODY: Tape Bass", "BODY");
    setTrackFromPreset(7, "GRAIN: Vinyl Air", "GRAIN");
  }

  function setTrackFromPreset(i, voiceName, role){
    var p = VOICE_PRESETS[voiceName] || VOICE_PRESETS["MELODY: Piano"];
    var t = tracks[i];
    t.role = role || t.role;
    t.voice = voiceName;
    t.type = p.type;
    t.cutoff = p.cutoff;
    t.res = p.res;
    t.vol = p.vol;
    t.echo = p.echo;
    t.reverb = p.reverb;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function getTempo(){
    var bpm = clamp(readInt(bpmEl, 80), 20, 180);
    var stretch = clamp(readFloat(stretchEl, 1.00), 0.25, 3.00);
    return { bpm: bpm, stretch: stretch };
  }
  function getTuneCents(){ return clamp(readFloat(tuneEl, 0), -50, 50); }
  function getDrive(){ return clamp(readFloat(driveEl, 0.16), 0, 1); }
  function getChordBias(){ return clamp(readFloat(chordEl, 0.90), 0.40, 0.98); }
  function getSubMix(){ return clamp(readFloat(subEl, 0.70), 0, 1); }

  function getLowOct(){ return clamp(readFloat(lowOctEl, 0.62), 0, 1); }

  function getDrumMix(){
    return {
      kick: { vol: clamp(readFloat(dKickVol, 0.65), 0, 1), den: clamp(readFloat(dKickDen, 0.55), 0, 1) },
      snare:{ vol: clamp(readFloat(dSnrVol, 0.52), 0, 1), den: clamp(readFloat(dSnrDen, 0.45), 0, 1) },
      hat:  { vol: clamp(readFloat(dHatVol, 0.55), 0, 1), den: clamp(readFloat(dHatDen, 0.62), 0, 1) },
      perc: { vol: clamp(readFloat(dPrcVol, 0.30), 0, 1), den: clamp(readFloat(dPrcDen, 0.28), 0, 1) },
      tex:  { vol: clamp(readFloat(dTexVol, 0.22), 0, 1), den: clamp(readFloat(dTexDen, 0.25), 0, 1) }
    };
  }
  function getMusicality(){ return clamp(readFloat(musicalEl, 0.80), 0, 1); }
  function getDensity(){ return clamp(readFloat(densityEl, 0.72), 0.05, 1); }
  function getSwing(){ return clamp(readFloat(swingEl, 0.12), 0, 0.33); }
  function getMemory(){ return clamp(readFloat(memoryEl, 0.50), 0, 1); }

  function normalizeForMusicality(){
    var mode = getMode();
    var m = getMusicality();

    if (mode === "author"){
      if (chordEl) chordEl.value = String(clamp(0.92 + m*0.06, 0.90, 0.98));
      if (driveEl) driveEl.value = String(clamp(0.12 + m*0.22, 0.12, 0.42));
      if (densityEl) densityEl.value = String(clamp(getDensity(), 0.18, 0.85));
      if (swingEl) swingEl.value = String(clamp(getSwing(), 0.02, 0.22));
    } else {
      if (chordEl) chordEl.value = String(clamp(getChordBias(), 0.70, 0.98));
    }

    var bassBoost = 0.92 + m*0.10;
    tracks[6].vol = clamp(bassBoost, 0.80, 1.0);
    tracks[6].cutoff = clamp(220 + (1-m)*120, 160, 420);

    tracks[3].vol = clamp(tracks[3].vol, 0.20, 0.52);
    tracks[3].echo = clamp(tracks[3].echo, 0.16, 0.38);

    tracks[5].vol = clamp(tracks[5].vol, 0.45, 0.82);
    tracks[5].echo = clamp(tracks[5].echo, 0.06, 0.28);

    tracks[1].reverb = clamp(tracks[1].reverb, 0.18, 0.48);
    tracks[4].reverb = clamp(tracks[4].reverb, 0.20, 0.52);
  }

  function applyEra(){
    if (!ctx) return;
    var era = getEra();

    tapeNoiseGain.gain.value = 0.0;
    wowGain.gain.value = 0.0;
    bitQ.curve = quantizeCurve(16);
    eqHigh.gain.value = -1.5;
    dlyLP.frequency.value = 1800;

    if (era === "tape"){
      tapeNoiseGain.gain.value = 0.008;
      wowLFO.frequency.value = 0.35;
      wowGain.gain.value = 18;
      bitQ.curve = quantizeCurve(14);
      eqHigh.gain.value = -3.0;
      dlyLP.frequency.value = 1650;
    } else if (era === "digital"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(10);
      eqHigh.gain.value = -0.5;
      dlyLP.frequency.value = 2100;
    } else if (era === "dub"){
      tapeNoiseGain.gain.value = 0.004;
      wowLFO.frequency.value = 0.22;
      wowGain.gain.value = 10;
      bitQ.curve = quantizeCurve(13);
      eqHigh.gain.value = -2.5;
      dlyLP.frequency.value = 1350;
    }
  }

  function applyParams(){
    if (!ctx) return;

    normalizeForMusicality();
    applyEra();

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1100, msPerBeat * 8);

    master.gain.value = clamp(readFloat(masterEl, 0.42), 0, 1);

    eqLow.gain.value = clamp(readFloat(eqLowEl, 5.0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, -1.5), -12, 12);

    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.22), 0.05, 0.75);

    var era = getEra();
    var fbMax = (era === "dub") ? 0.92 : 0.80;
    fb.gain.value = clamp(readFloat(delayFbEl, 0.30), 0, fbMax);

    revGain.gain.value = clamp(readFloat(reverbEl, 0.22), 0, 0.80);

    shaper.curve = softClipCurve(getDrive());

    for (var i=0;i<tracks.length;i++){
      var t = tracks[i];
      if (!t) continue;
      t.out.gain.value = t.enabled ? clamp(t.vol, 0, 1) : 0;
      if (t.panner) t.panner.pan.value = clamp(t.pan, -1, 1);
      t.sendDelay.gain.value = t.enabled ? clamp(t.echo, 0, 1) : 0;
      t.sendRev.gain.value = t.enabled ? clamp(t.reverb, 0, 1) : 0;
    }
  }

  function playByType(trackIndex, type, midi, vel, hold, when, extra, longRelease){
    if (!ctx) return;
    var tr = tracks[trackIndex];
    if (!tr || !tr.enabled) return;

    var cents = getTuneCents();
    var freq = (midi > 0) ? tuneHz(midiToHz(midi), cents) : 0;

    // low octave trim (keep sub stable and clean)
    if (midi > 0 && midi < 60){
      var lo = getLowOct();
      var mul = clamp(0.20 + 0.80*lo, 0.20, 1.00);
      if (midi < 48) mul *= 0.85;
      vel *= mul;
    }

    var out = ctx.createGain();
    out.connect(tr.out);

    var t0 = when;
    var cutoff = extra && extra.cutoff ? extra.cutoff : tr.cutoff;
    var res = extra && extra.res ? extra.res : tr.res;

    if (type === "piano") voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
    else if (type === "strings") voice_strings(ctx, out, freq, vel, t0, cutoff, res, !!longRelease);
    else if (type === "organ") voice_organ(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "pluck") voice_pluck(ctx, out, freq, vel, t0, cutoff);
    else if (type === "bell") voice_bell(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "brass") voice_brass(ctx, out, freq, vel, t0, cutoff, !!longRelease);
    else if (type === "air") voice_air(ctx, out, vel, t0, extra && extra.tone ? extra.tone : 1400);
    else if (type === "bass") voice_bass(ctx, out, freq, vel, t0, clamp(cutoff, 120, 900), getSubMix());
    else if (type === "drums"){
      var kind = extra && extra.kind ? extra.kind : "hat";
      var dm = getDrumMix();
      if (kind === "kick") vel *= dm.kick.vol;
      else if (kind === "snare") vel *= dm.snare.vol;
      else if (kind === "perc") vel *= dm.perc.vol;
      else if (kind === "tex") vel *= dm.tex.vol;
      else vel *= dm.hat.vol;

      if (kind === "kick") drumKick(ctx, out, t0, vel);
      else if (kind === "snare") drumSnare(ctx, out, t0, vel);
      else if (kind === "perc") drumPerc(ctx, out, t0, vel);
      else if (kind === "tex") drumTex(ctx, out, t0, vel);
      else drumHat(ctx, out, t0, vel);
    } else voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
  }

  function updateEchoLine(){
    if (!echoLine) return;
    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";
    if (p.length > 140) p = p.substring(p.length - 140);
    if (m.length > 110) m = m.substring(m.length - 110);
    if (t.length > 90) t = t.substring(t.length - 90);
    echoLine.innerHTML = '<span class="t">' + escapeHtml(t) + '</span><br><span class="m">' + escapeHtml(m) + '</span><br><span class="p">' + escapeHtml(p) + '</span>';
  }

  function escapeHtml(s){
    return String(s)
      .replace(/&/g, "&amp;")
      .replace(/</g, "&lt;")
      .replace(/>/g, "&gt;")
      .replace(/"/g, "&quot;");
  }

  function buildFromTextLayer(text, layer, weight){
    var list = [];
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);

    var tail = text.length > 320 ? text.substring(text.length - 320) : text;
    var vs = vowelStats(tail);

    if (ctx && layer === "present"){
      var cutoff = clamp(650 + vs.ratio * 2800, 520, 4200);
      var q = clamp(0.7 + vs.rep * 7.0, 0.7, 9.0);
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(q, ctx.currentTime);
      if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    }

    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];
    var sumLen = 0;
    for (var i=0;i<words.length;i++) sumLen += words[i].length;
    var avg = sumLen / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4;
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msPerStep = msPerBeat / stepsPerBeat;

    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var swing = getSwing();
    function stepToMs(s){
      var base = s * msPerStep;
      var off = (s % 2) ? (msPerStep * swing) : 0;
      return base + off;
    }

    var chordBias = getChordBias();
    var density = getDensity();
    var mode = getMode();
    if (mode === "author"){
      chordBias = clamp(chordBias, 0.88, 0.98);
      density = clamp(density, 0.18, 0.85);
    }

    var step = 0;

    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;

      var idx = charToIndex(ch);
      var gate = ((idx % 100) / 100);
      if (gate > density && !isPunct(ch) && !isSpace(ch)) { step = (step + 1) % stepsTotal; continue; }

      var t = stepToMs(step) % loopLenMs;
      if (isSpace(ch)){
        list.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.55 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }
      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        list.push({ t: t, tr: 5, kind: "drum", drum: which, vel: 0.85 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

      list.push({ t: t, tr: 0, kind: "note", midi: info.midi, vel: 0.90 * weight, layer: layer });

      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);

      if (isV || ((idx % 5) === 0)){
        list.push({ t: t, tr: 1, kind: "note", midi: info.midi - 12, vel: 0.55 * weight, pad: true, layer: layer });
      }
      if (!isV && ((idx % 3) === 0)){
        list.push({ t: (t + msPerStep*0.25) % loopLenMs, tr: 2, kind: "note", midi: info.midi + 12, vel: 0.45 * weight, layer: layer });
      }
      if ((idx % 11) === 0){
        list.push({ t: (t + msPerStep*0.50) % loopLenMs, tr: 3, kind: "note", midi: info.midi + 12, vel: 0.36 * weight, accent: true, layer: layer });
      }
      if (info.mate !== null){
        list.push({ t: (t + 14) % loopLenMs, tr: 0, kind: "note", midi: info.mate, vel: 0.50 * weight, layer: layer });
      }

      if (layer === "present" && ((step % stepsPerBeat) === 0)){
        var chordDegs = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 31) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        list.push({ t: t, tr: 6, kind: "note", midi: bassMidi, vel: 0.98, bass: true, layer: layer });
        if ((idx % 2) === 0){
          var subMidi = bassMidi - 12;
          while (subMidi < 28) subMidi += 12;
          list.push({ t: (t + 6) % loopLenMs, tr: 6, kind: "note", midi: subMidi, vel: 0.78, bass: true, layer: layer });
        }
      }

      if (idx > 20 && (idx % 7) === 0){
        list.push({ t: (t + msPerStep*0.15) % loopLenMs, tr: 7, kind: "air", tone: 1100 + vs.ratio*2200, vel: 0.40 * weight, layer: layer });
      }

      step = (step + 1) % stepsTotal;
    }

    return list;
  }


function buildDrumLayer(text, beatsPerBar){
    var list = [];
    var tr5 = tracks[5];
    if (!tr5 || !tr5.enabled) return list;

    var dm = getDrumMix();
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msStep = msPerBeat / 2;

    // genetics: word length -> meter accents, punctuation -> hits/pauses, vowels -> texture density
    var s = (text || "").replace(/\r/g, "");
    if (s.length > 420) s = s.substring(s.length - 420);

    var vowel = 0;
    for (var i=0;i<s.length;i++){
      if (isVowel(s[i])) vowel++;
    }
    var vowelRate = vowel / Math.max(1, s.length);

    function rand01(seed){ var x = (seed * 1103515245 + 12345) & 0x7fffffff; return (x % 1000) / 1000; }

    var t = 0;
    var wordLen = 0;
    var barPos = 0;

    for (var j=0;j<s.length;j++){
      var ch = s[j];

      if (isSpace(ch)){
        if (wordLen > 0){
          // word boundary: kick probability based on word length
          var pKick = clamp((wordLen / 10) * 0.85, 0.10, 0.85) * dm.kick.den;
          if (rand01(j*31+7) < pKick){
            list.push({ t:t, tr:5, type:"drums", midi:0, vel: 0.80, hold:0, extra:{kind:"kick"}, long:false });
          }
          // occasional perc click to mark boundary
          var pPerc = clamp((wordLen / 12) * 0.55, 0.06, 0.55) * dm.perc.den;
          if (rand01(j*17+11) < pPerc){
            list.push({ t:t + msStep*0.25, tr:5, type:"drums", midi:0, vel: 0.45, hold:0, extra:{kind:"perc"}, long:false });
          }
        }
        wordLen = 0;
        t += msStep;
        barPos++;
        continue;
      }

      if (isPunct(ch)){
        // punctuation: snare / pause and texture
        var pSn = clamp(0.65 + (vowelRate*0.35), 0.30, 0.95) * dm.snare.den;
        if (rand01(j*53+19) < pSn){
          list.push({ t:t, tr:5, type:"drums", midi:0, vel: 0.70, hold:0, extra:{kind:"snare"}, long:false });
        }
        // punctuation also adds texture hit
        if (rand01(j*71+23) < (0.35 * dm.tex.den)){
          list.push({ t:t + msStep*0.10, tr:5, type:"drums", midi:0, vel: 0.38, hold:0, extra:{kind:"tex"}, long:false });
        }
        t += msStep;
        barPos++;
        continue;
      }

      wordLen++;

      // hats: constant but density modulated by vowel rate and beats
      var accent = (beatsPerBar ? (barPos % Math.max(1, beatsPerBar)) : (barPos % 4));
      var acc = (accent === 0) ? 1.0 : 0.7;
      var pHat = clamp((0.45 + vowelRate*0.55) * acc, 0.10, 0.92) * dm.hat.den;
      if (rand01(j*29+3) < pHat){
        list.push({ t:t, tr:5, type:"drums", midi:0, vel: 0.38, hold:0, extra:{kind:"hat"}, long:false });
      }

      // occasional texture glue
      var pTex = clamp((vowelRate*0.60), 0.02, 0.35) * dm.tex.den;
      if (rand01(j*13+5) < pTex){
        list.push({ t:t + msStep*0.5, tr:5, type:"drums", midi:0, vel: 0.22, hold:0, extra:{kind:"tex"}, long:false });
      }

      t += msStep;
      barPos++;
    }

    return list;
  }

  function buildAll(){
    if (!ctx) return;

    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";

    var words = p.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    var avg = 4;
    if (words.length){
      var sumLen = 0;
      for (var i=0;i<words.length;i++) sumLen += words[i].length;
      avg = sumLen / Math.max(1, words.length);
    }
    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    loopLenMs = Math.max(1000, msPerBeat * 8);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    var memAmt = getMemory();
    var wP = 1.00;
    var wM = 0.40 * memAmt;
    var wT = 0.22 * memAmt;

    progIndex = 0;
    events = []
      .concat(buildFromTextLayer(p, "present", wP))
      .concat(buildFromTextLayer(m, "memory", wM))
      .concat(buildFromTextLayer(t, "trace", wT))
      .concat(buildDrumLayer(p + " " + m + " " + t, 4));

    buildSolo();
  }

  function buildSolo(){
    soloEvents = [];
    if (!soloOnEl || !soloOnEl.checked) return;
    var text = soloTextEl ? (soloTextEl.value || "") : "";
    if (!text) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var tp = getTempo();
    var msPerBeat = (60000 / tp.bpm) * tp.stretch;
    var msStep = msPerBeat * 0.5;

    var len = clamp(readFloat(soloLenEl, 0.80), 0.20, 1.60);

    var maxChars = 64;
    function rand01(seed){ var x = (seed * 1103515245 + 12345) & 0x7fffffff; return (x % 1000) / 1000; }

    var t = 0;
    var prog = 0;

    var s = text.replace(/\r/g, "");
    if (s.length > maxChars) s = s.substring(s.length - maxChars);

    var chordBias = getChordBias();
    var mode = getMode();
    if (mode === "author") chordBias = clamp(chordBias, 0.88, 0.98);

    for (var i=0;i<s.length;i++){
      var ch = s[i];
      if (isSpace(ch)) { t += msStep; continue; }
      if (isPunct(ch)) { prog = (prog + 1) % 4; t += msStep; continue; }
      var info = pickNoteForChar(ch, keyName, prog, chordBias);
      soloEvents.push({ t: t % loopLenMs, midi: info.midi, vel: 0.86, len: len, mate: info.mate });
      t += msStep;
    }
  }

  function scheduleList(list, nowPerf, msIntoLoop, msTarget, base, isSolo){
    function willPlayAt(t){
      var offsetMs = 0, ok = false;
      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<list.length;i++){
      var ev = list[i];
      var off = willPlayAt(ev.t % loopLenMs);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (isSolo){
        var soloType = (soloTypeEl && soloTypeEl.value) ? soloTypeEl.value : "piano";
        var hold = clamp(ev.len || 0.80, 0.20, 1.60);
        playByType(0, soloType, ev.midi, clamp(ev.vel||0.80, 0.02, 1), hold, when, { cutoff: tracks[0].cutoff + 700, res: tracks[0].res + 0.5 }, true);
        if (ev.mate !== null){
          playByType(0, soloType, ev.mate, clamp((ev.vel||0.80)*0.58, 0.02, 1), clamp(hold*0.85,0.18,1.45), when + 0.06, { cutoff: tracks[0].cutoff + 800, res: tracks[0].res + 0.6 }, true);
        }
      } else {
        if (ev.kind === "note"){
          var tr = tracks[ev.tr];
          if (!tr || !tr.enabled) continue;

          var vel = clamp(ev.vel || 0.6, 0.02, 1);
          var hold2 = (ev.pad || ev.bass) ? 0.12 : 0.08;

          if (ev.layer === "memory"){ vel *= 0.70; hold2 *= 1.10; }
          if (ev.layer === "trace"){ vel *= 0.55; hold2 *= 1.25; }

          var extra = null;
          if (ev.pad) extra = { cutoff: clamp(tr.cutoff + 600, 800, 5200), res: clamp(tr.res, 0.6, 10.0) };
          else if (ev.bass) extra = { cutoff: clamp(tr.cutoff, 120, 900), res: clamp(tr.res, 0.6, 3.5) };
          else if (ev.accent) extra = { cutoff: clamp(tr.cutoff + 1100, 900, 6500), res: clamp(tr.res + 0.2, 0.6, 11.0) };

          playByType(ev.tr, tr.type, ev.midi, vel, hold2, when, extra, false);
        } else if (ev.kind === "drum"){
          var trd = tracks[ev.tr];
          if (!trd || !trd.enabled) continue;
          playByType(ev.tr, "drums", 0, clamp(ev.vel || 0.7, 0.02, 1), 0, when, { kind: ev.drum }, false);
        } else if (ev.kind === "air"){
          var tra = tracks[ev.tr];
          if (!tra || !tra.enabled) continue;
          playByType(ev.tr, "air", 0, clamp(ev.vel || 0.4, 0.02, 1), 0, when, { tone: ev.tone || 1400 }, false);
        }
      }
    }
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 230;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;
    var base = ctx.currentTime + 0.02;

    scheduleList(events, nowPerf, msIntoLoop, msTarget, base, false);
    if (soloOnEl && soloOnEl.checked) scheduleList(soloEvents, nowPerf, msIntoLoop, msTarget, base, true);
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stopHard(){
    if (!ctx) return;
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }

    var t = ctx.currentTime;
    for (var i=0;i<tracks.length;i++){
      var tr = tracks[i];
      if (!tr || !tr.out) continue;
      try{
        tr.out.gain.cancelScheduledValues(t);
        tr.out.gain.setTargetAtTime(0.0001, t, 0.01);
      }catch(e){}
    }
    setStatus(armed ? "armed" : "locked");
    window.setTimeout(function(){ if (!ctx) return; applyParams(); }, 140);
  }

  function clearAll(){
    stopHard();
    progIndex = 0;
    events = [];
    soloEvents = [];
    loopStartPerf = performance.now();
    presentText = "";
    memoryText = "";
    traceText = "";
    if (inp) inp.value = "";
    if (soloTextEl) soloTextEl.value = "";
    updateEchoLine();
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function shiftMemory(reason){
    var memAmt = getMemory();
    if (memAmt <= 0.01) return;
    traceText = (traceText ? traceText + " " : "") + memoryText;
    if (traceText.length > 420) traceText = traceText.substring(traceText.length - 420);
    memoryText = presentText;
    presentText = "";
    if (inp) inp.value = "";
    updateEchoLine();
    buildAll();
    if (reason && lastCharEl) lastCharEl.textContent = reason;
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      playByType(3, "bell", 69, 0.28, 0.06, ctx.currentTime + 0.01, { cutoff: 3200, res: 1.2 }, true);
      buildAll();
    });
  }

  function rebuildFromInput(){
    presentText = inp ? (inp.value || "") : presentText;
    updateEchoLine();
    buildAll();
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var mode = getMode();
    var chordBias = getChordBias();
    if (mode === "author") chordBias = clamp(chordBias, 0.88, 0.98);

    var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    var t0 = ctx.currentTime + 0.001;
    var tr0 = tracks[0];
    if (tr0 && tr0.enabled) playByType(0, tr0.type, info.midi, 0.88, 0.10, t0, null, false);

    if (info.mate !== null){
      var tr1 = tracks[1];
      if (tr1 && tr1.enabled) playByType(1, tr1.type, info.mate - 12, 0.50, 0.14, t0 + 0.02, {cutoff: tr1.cutoff+450, res: tr1.res}, false);
    }

    var tr5 = tracks[5];
    if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.40, 0, t0, {kind:"hat"}, false);

    if (isSpace(ch)){
      if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.85, 0, t0, {kind:"kick"}, false);
    }
  }

  function bindTrackUI(){
    for (var i=0;i<TRACK_COUNT;i++){
      var node = trackNodes[i];
      if (!node) continue;

      (function(index, el){
        var t = tracks[index];

        var en = el.querySelector("[data-gg9-tr-en]");
        var role = el.querySelector("[data-gg9-tr-role]");
        var voice = el.querySelector("[data-gg9-tr-voice]");
        var vol = el.querySelector("[data-gg9-tr-vol]");
        var pan = el.querySelector("[data-gg9-tr-pan]");
        var ech = el.querySelector("[data-gg9-tr-echo]");
        var rev = el.querySelector("[data-gg9-tr-rev]");
        var cut = el.querySelector("[data-gg9-tr-cut]");
        var res = el.querySelector("[data-gg9-tr-res]");

        function applyPresetFromVoice(){
          var v = voice && voice.value ? voice.value : t.voice;
          var p = VOICE_PRESETS[v];
          if (!p) return;
          t.voice = v;
          t.role = v.split(":")[0].trim();
          t.type = p.type;
          t.cutoff = p.cutoff;
          t.res = p.res;
          t.vol = p.vol;
          t.echo = p.echo;
          t.reverb = p.reverb;

          if (role) role.value = t.role;
          if (vol) vol.value = String(t.vol);
          if (ech) ech.value = String(t.echo);
          if (rev) rev.value = String(t.reverb);
          if (cut) cut.value = String(t.cutoff);
          if (res) res.value = String(t.res);

          applyParams();
        }

        function syncFromUI(){
          t.enabled = !!(en && en.checked);
          t.role = (role && role.value) ? role.value : t.role;

          if (voice && voice.value && voice.value !== t.voice){
            applyPresetFromVoice();
            return;
          }

          t.vol = clamp(readFloat(vol, t.vol), 0, 1);
          t.pan = clamp(readFloat(pan, t.pan), -1, 1);
          t.echo = clamp(readFloat(ech, t.echo), 0, 1);
          t.reverb = clamp(readFloat(rev, t.reverb), 0, 1);
          t.cutoff = clamp(readFloat(cut, t.cutoff), 120, 9000);
          t.res = clamp(readFloat(res, t.res), 0.6, 12);

          normalizeForMusicality();
          applyParams();
        }

        if (en) en.checked = t.enabled;
        if (role) role.value = t.role;
        if (voice) voice.value = t.voice;

        if (vol) vol.value = String(t.vol);
        if (pan) pan.value = String(t.pan);
        if (ech) ech.value = String(t.echo);
        if (rev) rev.value = String(t.reverb);
        if (cut) cut.value = String(t.cutoff);
        if (res) res.value = String(t.res);

        var inputs = [en,role,voice,vol,pan,ech,rev,cut,res];
        for (var k=0;k<inputs.length;k++){
          if (!inputs[k]) continue;
          inputs[k].addEventListener("input", syncFromUI, true);
          inputs[k].addEventListener("change", syncFromUI, true);
        }
      })(i, node);
    }
  }


  function hook(el, fn){
    if (!el) return;
    el.addEventListener("input", fn, true);
    el.addEventListener("change", fn, true);
  }

  // global controls
  hook(eraSel, function(){ buildAll(); applyParams(); });
  hook(modeSel, function(){ buildAll(); applyParams(); });
  hook(keySel, function(){ progIndex = 0; buildAll(); applyParams(); });

  hook(musicalEl, function(){ buildAll(); applyParams(); });
  hook(densityEl, function(){ buildAll(); applyParams(); });
  hook(swingEl, function(){ buildAll(); applyParams(); });
  hook(memoryEl, function(){ buildAll(); applyParams(); });

  hook(bpmEl, function(){ buildAll(); applyParams(); });
  hook(stretchEl, function(){ buildAll(); applyParams(); });
  hook(tuneEl, function(){ applyParams(); });
  hook(driveEl, function(){ applyParams(); });
  hook(chordEl, function(){ buildAll(); applyParams(); });
  hook(subEl, function(){ applyParams(); });
  hook(lowOctEl, function(){ applyParams(); });
  hook(masterEl, function(){ applyParams(); });

  hook(eqLowEl, function(){ applyParams(); });
  hook(eqMidEl, function(){ applyParams(); });
  hook(eqHighEl, function(){ applyParams(); });

  hook(delayTimeEl, function(){ applyParams(); });
  hook(delayFbEl, function(){ applyParams(); });
  hook(reverbEl, function(){ applyParams(); });

  // drum mixer
  hook(dKickVol, function(){ buildAll(); applyParams(); });
  hook(dKickDen, function(){ buildAll(); applyParams(); });
  hook(dSnrVol, function(){ buildAll(); applyParams(); });
  hook(dSnrDen, function(){ buildAll(); applyParams(); });
  hook(dHatVol, function(){ buildAll(); applyParams(); });
  hook(dHatDen, function(){ buildAll(); applyParams(); });
  hook(dPrcVol, function(){ buildAll(); applyParams(); });
  hook(dPrcDen, function(){ buildAll(); applyParams(); });
  hook(dTexVol, function(){ buildAll(); applyParams(); });
  hook(dTexDen, function(){ buildAll(); applyParams(); });

  // presets & styles
  hook(presetSel, function(){ applyPreset(presetSel.value); });
  hook(styleSel, function(){ applyStyle(styleSel.value); });

  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      applyParams();
      buildAll();
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){ stopHard(); if (inp) inp.focus(); }, true);
  if (btnClear) btnClear.addEventListener("click", function(){ clearAll(); if (inp) inp.focus(); }, true);

  var globalInputs = [eraSel,modeSel,musicalEl,densityEl,swingEl,memoryEl,bpmEl,stretchEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl,driveEl,chordEl,subEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
    globalInputs[gi].addEventListener("change", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
  }

  if (keySel) keySel.addEventListener("change", function(){ progIndex = 0; buildAll(); }, true);

  if (soloOnEl) soloOnEl.addEventListener("change", function(){ buildAll(); }, true);
  if (soloTypeEl) soloTypeEl.addEventListener("change", function(){}, true);
  if (soloLenEl) soloLenEl.addEventListener("input", function(){ buildAll(); }, true);
  if (soloTextEl) soloTextEl.addEventListener("input", function(){ buildAll(); }, true);

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){
      presentText = inp.value || "";
      updateEchoLine();
      buildAll();
    }, true);

    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });

        if (isPunct(k)){
          if ((presentText || "").length > 12) shiftMemory("punct");
        }

        var lim = 80;
        if ((presentText || "").length > lim){
          shiftMemory("auto");
        }
      }
    }, true);
  }

  if (inp){
    var lastSpace = 0;
    inp.addEventListener("keyup", function(e){
      if (!e || e.key !== " ") return;
      var t = Date.now();
      if (t - lastSpace < 260){
        shiftMemory("shift");
      }
      lastSpace = t;
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  updateEchoLine();

  // color field visualizer (soft, steady, bpm-driven)
  if (vizCanvas){
    try{
      viz2d = vizCanvas.getContext("2d");
      vizW = vizCanvas.width || 512;
      vizH = vizCanvas.height || 512;
    }catch(e){ viz2d = null; }
  }

  function lerp(a,b,t){ return a + (b-a)*t; }
  function hexToRgb(h){
    var x = (h || "#000000").replace("#","");
    if (x.length === 3) x = x[0]+x[0]+x[1]+x[1]+x[2]+x[2];
    var n = parseInt(x, 16);
    return { r:(n>>16)&255, g:(n>>8)&255, b:n&255 };
  }
  function rgbToCss(r,g,b,a){
    return "rgba(" + (r|0) + "," + (g|0) + "," + (b|0) + "," + clamp(a,0,1).toFixed(3) + ")";
  }
  function energyBands(){
    if (!analyser || !fftData) return { lo:0.06, mid:0.04, hi:0.03 };
    analyser.getByteFrequencyData(fftData);
    var n = fftData.length;
    var loEnd = Math.max(2, Math.floor(n*0.10));
    var midEnd = Math.max(loEnd+2, Math.floor(n*0.32));
    var hiEnd = Math.max(midEnd+2, Math.floor(n*0.70));
    var lo=0, mid=0, hi=0;
    for (var i=0;i<loEnd;i++) lo += fftData[i];
    for (var j=loEnd;j<midEnd;j++) mid += fftData[j];
    for (var k=midEnd;k<hiEnd;k++) hi += fftData[k];
    lo = (lo/Math.max(1,loEnd))/255;
    mid = (mid/Math.max(1,midEnd-loEnd))/255;
    hi = (hi/Math.max(1,hiEnd-midEnd))/255;
    return { lo:lo, mid:mid, hi:hi };
  }

  var vizState = { a:0.0, b:0.0, c:0.0 };

  function drawViz(){
    if (!viz2d){
      requestAnimationFrame(drawViz);
      return;
    }
    var bpm = getBpm();
    var spd = clamp(bpm / 120, 0.15, 1.40);
    vizPhase += 0.006 * spd;

    var e = energyBands();
    // stabilize to avoid dirt
    vizState.a = lerp(vizState.a, e.lo, 0.07);
    vizState.b = lerp(vizState.b, e.mid, 0.06);
    vizState.c = lerp(vizState.c, e.hi, 0.05);

    var pal = styleState && styleState.pal ? styleState.pal : ["#1a1a1a","#262626","#303030","#1f1f1f","#2a2a2a"];
    var c0 = hexToRgb(pal[0]), c1 = hexToRgb(pal[1]), c2 = hexToRgb(pal[2]), c3 = hexToRgb(pal[3]), c4 = hexToRgb(pal[4]);

    var lo = clamp(vizState.a * (styleState.low || 1), 0, 1);
    var mid = clamp(vizState.b * (styleState.mid || 1), 0, 1);
    var hi = clamp(vizState.c * (styleState.high || 1), 0, 1);

    // base gradient
    var g = viz2d.createLinearGradient(0,0,vizW,vizH);
    g.addColorStop(0.00, rgbToCss(lerp(c0.r,c1.r,0.4), lerp(c0.g,c1.g,0.4), lerp(c0.b,c1.b,0.4), 1));
    g.addColorStop(0.50, rgbToCss(lerp(c2.r,c3.r,0.45), lerp(c2.g,c3.g,0.45), lerp(c2.b,c3.b,0.45), 1));
    g.addColorStop(1.00, rgbToCss(lerp(c3.r,c4.r,0.35), lerp(c3.g,c4.g,0.35), lerp(c3.b,c4.b,0.35), 1));
    viz2d.fillStyle = g;
    viz2d.fillRect(0,0,vizW,vizH);

    // soft geometry waves (square field)
    var cx = vizW*0.5, cy = vizH*0.5;
    var t = vizPhase;

    function blob(rad, amp, colA, alpha){
      viz2d.beginPath();
      var steps = 96;
      for (var i=0;i<=steps;i++){
        var a = (i/steps) * Math.PI * 2;
        var wob = Math.sin(a*3 + t*1.2) * amp + Math.sin(a*5 - t*0.9) * amp*0.6;
        var r = rad + wob;
        var x = cx + Math.cos(a) * r;
        var y = cy + Math.sin(a) * r;
        if (i===0) viz2d.moveTo(x,y); else viz2d.lineTo(x,y);
      }
      viz2d.closePath();
      viz2d.fillStyle = colA;
      viz2d.globalAlpha = alpha;
      viz2d.fill();
      viz2d.globalAlpha = 1.0;
    }

    // three layers: low/mid/high
    blob(vizW*0.28, vizW*(0.010 + lo*0.030), rgbToCss(c1.r,c1.g,c1.b,1), 0.12 + lo*0.16);
    blob(vizW*0.20, vizW*(0.010 + mid*0.028), rgbToCss(c2.r,c2.g,c2.b,1), 0.10 + mid*0.14);
    blob(vizW*0.13, vizW*(0.008 + hi*0.024), rgbToCss(c4.r,c4.g,c4.b,1), 0.08 + hi*0.12);

    // subtle scanline grain tied to bpm (kept soft)
    var grain = clamp((styleState.viz || 0.45) * 0.10, 0.02, 0.08);
    viz2d.globalAlpha = grain;
    viz2d.fillStyle = "rgba(0,0,0,0.35)";
    for (var y=0; y<vizH; y+=3){
      var a2 = 0.35 + 0.35*Math.sin(t*2.0 + y*0.04);
      viz2d.globalAlpha = grain * a2;
      viz2d.fillRect(0, y, vizW, 1);
    }
    viz2d.globalAlpha = 1.0;

    requestAnimationFrame(drawViz);
  }
  drawViz();

  var origArm = arm;
  arm = function(){
    origArm();
    if (ctx && tracks.length && !root.__gg9_tracksBound){
      root.__gg9_tracksBound = true;
      bindTrackUI();
      buildAll();
      applyParams();
    }
  };
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg9-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}
if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();
})();
//# sourceURL=glossogen9-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="glossogen91-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";

function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }
function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}
function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}
function vowelStats(s){
  var v = 0, total = 0, rep = 0;
  var prevIsV = false;
  for (var i=0;i<s.length;i++){
    var ch = s[i];
    if (isSpace(ch)) continue;
    total++;
    var c = ch.toLowerCase();
    var isV = ("aeiouy".indexOf(c) !== -1) || ("аеёиоуыэюя".indexOf(c) !== -1);
    if (isV) v++;
    if (isV && prevIsV) rep++;
    prevIsV = isV;
  }
  return { ratio: total ? (v/total) : 0, rep: total ? (rep/total) : 0 };
}
function tuneHz(freq, cents){ return freq * Math.pow(2, cents / 1200); }

var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};
var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];

function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}

function pickNoteForChar(ch, keyName, progIndex, chordBias){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);
  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);
  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var bias = clamp(typeof chordBias === "number" ? chordBias : 0.86, 0.40, 0.98);
  var degIndex = (t < bias) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);
  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }
  return { midi: base, mate: mate, isMinor: isMinor, rnd: t };
}

function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}
function makeNoiseBuffer(ctx, seconds){
  var n = Math.max(1, Math.floor(ctx.sampleRate * seconds));
  var b = ctx.createBuffer(1, n, ctx.sampleRate);
  var d = b.getChannelData(0);
  for (var i=0;i<n;i++) d[i] = (Math.random()*2-1);
  return b;
}
function env(g, t0, a, d, s, r, peak){
  g.gain.cancelScheduledValues(t0);
  g.gain.setValueAtTime(0.0001, t0);
  g.gain.linearRampToValueAtTime(Math.max(0.0001, peak), t0 + a);
  g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.setValueAtTime(Math.max(0.0001, s), t0 + a + d);
  g.gain.exponentialRampToValueAtTime(0.0001, t0 + a + d + r);
}
function softClipCurve(amount){
  var k = clamp(amount, 0, 1);
  var n = 1024;
  var curve = new Float32Array(n);
  var drive = 1 + k * 10;
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var y = Math.tanh(x * drive);
    curve[i] = y;
  }
  return curve;
}
function quantizeCurve(bits){
  var b = clamp(bits, 4, 16);
  var steps = Math.pow(2, b-1);
  var n = 2048;
  var curve = new Float32Array(n);
  for (var i=0;i<n;i++){
    var x = (i/(n-1))*2 - 1;
    var q = Math.round(x * steps) / steps;
    curve[i] = q;
  }
  return curve;
}

/* voices */
function voice_piano(ctx, out, freq, vel, hold, t0, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "triangle";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*6-3), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2200, t0);
  f.Q.setValueAtTime(0.75, t0);

  osc.connect(f);
  f.connect(out);

  var nb = makeNoiseBuffer(ctx, 0.02);
  var ns = ctx.createBufferSource();
  ns.buffer = nb;
  var nf = ctx.createBiquadFilter();
  nf.type = "highpass";
  nf.frequency.setValueAtTime(1500, t0);
  var ng = ctx.createGain();
  ng.gain.setValueAtTime(vel * 0.12, t0);
  ns.connect(nf); nf.connect(ng); ng.connect(out);

  var peak = clamp(vel, 0.04, 0.20);
  var rel = longRelease ? (1.05 + hold*1.35) : (0.40 + hold*0.95);
  env(out, t0, 0.004, 0.10, peak*0.30, rel, peak);

  osc.start(t0);
  ns.start(t0);
  osc.stop(t0 + 0.75 + hold + (longRelease?0.70:0.0));
  ns.stop(t0 + 0.03);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_strings(ctx, out, freq, vel, t0, cutoff, res, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sawtooth"; o2.type = "sawtooth"; o3.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o3.frequency.setValueAtTime(freq*0.5, t0);
  o2.detune.setValueAtTime(10, t0);
  o1.detune.setValueAtTime(-8, t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(res, t0);

  o1.connect(f); o2.connect(f); o3.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.02, 0.12);
  var rel = longRelease ? 2.50 : 1.35;
  env(out, t0, 0.10, 0.35, peak*0.82, rel, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?3.35:1.85));
  o2.stop(t0 + (longRelease?3.35:1.85));
  o3.stop(t0 + (longRelease?3.35:1.85));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_organ(ctx, out, freq, vel, t0, longRelease){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  var o3 = ctx.createOscillator();
  o1.type = "sine"; o2.type = "sine"; o3.type = "sine";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq*2, t0);
  o3.frequency.setValueAtTime(freq*3, t0);
  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);
  o1.connect(mix); o2.connect(mix); o3.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(2400, t0);
  f.Q.setValueAtTime(0.8, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.03, 0.13);
  env(out, t0, 0.01, 0.10, peak*0.72, longRelease?1.35:0.55, peak);

  o1.start(t0); o2.start(t0); o3.start(t0);
  o1.stop(t0 + (longRelease?2.40:1.05));
  o2.stop(t0 + (longRelease?2.40:1.05));
  o3.stop(t0 + (longRelease?2.40:1.05));

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_pluck(ctx, out, freq, vel, t0, cutoff){
  var osc = ctx.createOscillator();
  osc.type = "square";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*10-5), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.9, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.18, 0.03, 0.14);
  env(out, t0, 0.002, 0.06, peak*0.20, 0.24, peak);

  osc.start(t0);
  osc.stop(t0 + 0.35);

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bell(ctx, out, freq, vel, t0, longRelease){
  var car = ctx.createOscillator();
  var mod = ctx.createOscillator();
  var mg = ctx.createGain();

  car.type = "sine";
  mod.type = "sine";

  car.frequency.setValueAtTime(freq, t0);
  mod.frequency.setValueAtTime(freq*2.01, t0);
  mg.gain.setValueAtTime(freq*0.012, t0);

  mod.connect(mg);
  mg.connect(car.frequency);

  var peak = clamp(vel*0.14, 0.02, 0.12);
  env(out, t0, 0.002, 0.10, peak*0.35, longRelease?2.10:1.10, peak);

  car.connect(out);
  car.start(t0);
  mod.start(t0);
  car.stop(t0 + (longRelease?2.70:1.45));
  mod.stop(t0 + (longRelease?2.70:1.45));

  car.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function voice_brass(ctx, out, freq, vel, t0, cutoff, longRelease){
  var osc = ctx.createOscillator();
  osc.type = "sawtooth";
  osc.frequency.setValueAtTime(freq, t0);
  osc.detune.setValueAtTime((Math.random()*8-4), t0);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(1.1, t0);

  osc.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.14);
  env(out, t0, 0.02, 0.08, peak*0.55, longRelease?1.15:0.55, peak);

  osc.start(t0);
  osc.stop(t0 + (longRelease?1.55:0.95));

  osc.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_air(ctx, out, vel, t0, toneHz){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.25);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(toneHz, t0);
  f.Q.setValueAtTime(1.3, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.10, 0.01, 0.07);
  env(out, t0, 0.002, 0.05, peak*0.15, 0.32, peak);

  ns.start(t0);
  ns.stop(t0 + 0.26);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumKick(ctx, out, t0, vel){
  var o = ctx.createOscillator();
  o.type = "sine";
  o.frequency.setValueAtTime(120, t0);
  o.frequency.exponentialRampToValueAtTime(44, t0 + 0.08);

  var peak = clamp(vel*0.30, 0.05, 0.24);
  env(out, t0, 0.002, 0.06, peak*0.18, 0.16, peak);

  o.connect(out);
  o.start(t0);
  o.stop(t0 + 0.20);

  o.onended = function(){ try{ out.disconnect(); }catch(e){} };
}
function drumSnare(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.22);

  var f = ctx.createBiquadFilter();
  f.type = "bandpass";
  f.frequency.setValueAtTime(1750, t0);
  f.Q.setValueAtTime(0.9, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.24, 0.04, 0.20);
  env(out, t0, 0.002, 0.05, peak*0.16, 0.18, peak);

  ns.start(t0);
  ns.stop(t0 + 0.20);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function drumHat(ctx, out, t0, vel){
  var ns = ctx.createBufferSource();
  ns.buffer = makeNoiseBuffer(ctx, 0.08);

  var f = ctx.createBiquadFilter();
  f.type = "highpass";
  f.frequency.setValueAtTime(5600, t0);
  f.Q.setValueAtTime(0.7, t0);

  ns.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.14, 0.02, 0.11);
  env(out, t0, 0.001, 0.02, peak*0.10, 0.08, peak);

  ns.start(t0);
  ns.stop(t0 + 0.10);

  ns.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}
function voice_bass(ctx, out, freq, vel, t0, cutoff, subMix){
  var o1 = ctx.createOscillator();
  var o2 = ctx.createOscillator();
  o1.type = "sine";
  o2.type = "triangle";
  o1.frequency.setValueAtTime(freq, t0);
  o2.frequency.setValueAtTime(freq, t0);
  o2.detune.setValueAtTime(-6, t0);

  var mix = ctx.createGain();
  mix.gain.setValueAtTime(1.0, t0);

  var g1 = ctx.createGain(); g1.gain.setValueAtTime(clamp(subMix,0,1), t0);
  var g2 = ctx.createGain(); g2.gain.setValueAtTime(1.0 - clamp(subMix,0,1)*0.45, t0);

  o1.connect(g1); o2.connect(g2);
  g1.connect(mix); g2.connect(mix);

  var f = ctx.createBiquadFilter();
  f.type = "lowpass";
  f.frequency.setValueAtTime(cutoff, t0);
  f.Q.setValueAtTime(0.85, t0);

  mix.connect(f);
  f.connect(out);

  var peak = clamp(vel*0.28, 0.06, 0.25);
  env(out, t0, 0.004, 0.08, peak*0.36, 0.32, peak);

  o1.start(t0); o2.start(t0);
  o1.stop(t0 + 0.46);
  o2.stop(t0 + 0.46);

  o1.onended = function(){ try{ out.disconnect(); }catch(e){} try{ f.disconnect(); }catch(e){} };
}

/* roles and voices */
var VOICE_PRESETS = {
  "PULSE: TripHop Drums": { type:"drums", cutoff:2400, res:0.9, vol:0.75, echo:0.10, reverb:0.10 },
  "PULSE: Dub Hats": { type:"drums", cutoff:2400, res:0.9, vol:0.55, echo:0.22, reverb:0.12 },

  "BODY: Sub Sine": { type:"bass", cutoff:260, res:0.9, vol:0.95, echo:0.06, reverb:0.04 },
  "BODY: Tape Bass": { type:"bass", cutoff:320, res:0.9, vol:0.92, echo:0.08, reverb:0.06 },

  "MELODY: Piano": { type:"piano", cutoff:2400, res:0.9, vol:0.78, echo:0.20, reverb:0.18 },
  "MELODY: Brass Lead": { type:"brass", cutoff:2400, res:1.1, vol:0.62, echo:0.16, reverb:0.14 },
  "MELODY: Organ": { type:"organ", cutoff:2400, res:0.9, vol:0.62, echo:0.18, reverb:0.18 },

  "GRAIN: Vinyl Air": { type:"air", cutoff:2400, res:0.9, vol:0.30, echo:0.22, reverb:0.20 },
  "GRAIN: Bells Dust": { type:"bell", cutoff:4200, res:1.0, vol:0.44, echo:0.30, reverb:0.20 },

  "SHADOW: Strings Pad": { type:"strings", cutoff:2600, res:1.4, vol:0.44, echo:0.14, reverb:0.34 },
  "SHADOW: Pluck Ghost": { type:"pluck", cutoff:3200, res:1.0, vol:0.40, echo:0.28, reverb:0.14 }
};

function initWidget(root){
  if (!root || root.__gg6_inited) return;
  root.__gg6_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-gg81-arm]");
  var btnPlay = root.querySelector("[data-gg81-play]");
  var btnStop = root.querySelector("[data-gg81-stop]");
  var btnClear = root.querySelector("[data-gg81-clear]");

  var inp = root.querySelector("[data-gg81-input]");
  var statusEl = root.querySelector("[data-gg81-status]");
  var keySel = root.querySelector("[data-gg81-key]");

  var eraSel = root.querySelector("[data-gg81-era]");
  var presetSel = root.querySelector("[data-gg91-preset]");
  var styleSel = root.querySelector("[data-gg91-style]");
  var modeSel = root.querySelector("[data-gg81-mode]");
  var musicalEl = root.querySelector("[data-gg81-musical]");
  var densityEl = root.querySelector("[data-gg81-density]");
  var swingEl = root.querySelector("[data-gg81-swing]");
  var memoryEl = root.querySelector("[data-gg81-memory]");

  var bpmEl = root.querySelector("[data-gg81-bpm]");
  var bpmSmooth = 80;
  var bpmTarget = 80;
  var stretchEl = root.querySelector("[data-gg81-stretch]");
  var tuneEl = root.querySelector("[data-gg81-tune]");
  var masterEl = root.querySelector("[data-gg81-master]");
  var driveEl = root.querySelector("[data-gg81-drive]");
  var chordEl = root.querySelector("[data-gg81-chord]");
  var subEl = root.querySelector("[data-gg81-submix]");

  var eqLowEl = root.querySelector("[data-gg81-eq-low]");
  var eqMidEl = root.querySelector("[data-gg81-eq-mid]");
  var eqHighEl = root.querySelector("[data-gg81-eq-high]");

  var delayTimeEl = root.querySelector("[data-gg81-delay-time]");
  var delayFbEl = root.querySelector("[data-gg81-delay-fb]");
  var reverbEl = root.querySelector("[data-gg81-reverb]");

  var lastCharEl = root.querySelector("[data-gg81-lastchar]");
  var lastNoteEl = root.querySelector("[data-gg81-lastnote]");
  var barEl = root.querySelector("[data-gg81-bar]");
  var loopEl = root.querySelector("[data-gg81-loop]");
  var voxEl = root.querySelector("[data-gg81-vox]");

  var echoLine = root.querySelector("[data-gg81-echoline]");

  var soloOnEl = root.querySelector("[data-gg81-solo-on]");
  var soloTypeEl = root.querySelector("[data-gg81-solo-type]");
  var soloLenEl = root.querySelector("[data-gg81-solo-len]");
  var soloTextEl = root.querySelector("[data-gg81-solo-text]");

  var trackNodes = root.querySelectorAll("[data-gg81-track]");

  var ctx = null;
var analyser = null;
var freqData = null;
var vizRms = {lo:0, mid:0, hi:0};
var vizRAF = 0;
  var armed = false;

  var sum = null;
  var geneLP = null;
  var shaper = null;
  var bitQ = null;

  var eqLow = null;
  var eqMid = null;
  var eqHigh = null;

  var master = null;

  var revIn = null;
  var convolver = null;
  var revGain = null;

  var dlyIn = null;
  var delay = null;
  var fb = null;
  var dlyLP = null;

  var tapeNoise = null;
  var tapeNoiseGain = null;
  var wowLFO = null;
  var wowGain = null;

  var playing = false;
  var schedulerId = 0;
  var nextScanMs = 0;
  var loopStartPerf = 0;
  var loopLenMs = 3200;

  var events = [];
  var soloEvents = [];
  var progIndex = 0;

  var tracks = [];
  var TRACK_COUNT = 8;

  var presentText = "";
  var memoryText = "";
  var traceText = "";

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }
  function readFloat(el, defv){ var v = parseFloat(el && el.value ? el.value : ""); return isFinite(v) ? v : defv; }
  function readInt(el, defv){ var v = parseInt(el && el.value ? el.value : "", 10); return isFinite(v) ? v : defv; }

  function getEra(){ return eraSel && eraSel.value ? eraSel.value : "tape"; }

  function getPreset(){ return presetSel && presetSel.value ? presetSel.value : "p01"; }
  function getStyle(){ return styleSel && styleSel.value ? styleSel.value : "s01"; }

  function setVal(el, v){
    if (!el) return;
    el.value = String(v);
  }

  function applyPreset(){
    var p = getPreset();

    // defaults keep harmony stable
    if (modeSel) modeSel.value = "author";

    // base
    if (keySel) keySel.value = "Amin";
    setVal(bpmEl, 78);
    setVal(stretchEl, 1.00);
    setVal(musicalEl, 0.82);
    setVal(densityEl, 0.72);
    setVal(swingEl, 0.12);
    setVal(memoryEl, 0.52);
    setVal(driveEl, 0.16);
    setVal(chordEl, 0.92);
    setVal(subEl, 0.72);
    setVal(masterEl, 0.42);
    setVal(eqLowEl, 5.0);
    setVal(eqMidEl, 0.0);
    setVal(eqHighEl, -1.5);
    setVal(delayTimeEl, 0.22);
    setVal(delayFbEl, 0.30);
    setVal(reverbEl, 0.22);

    // per preset tweaks
    if (p === "p02"){ setVal(bpmEl, 72); if (eraSel) eraSel.value="cassette"; setVal(reverbEl,0.28); }
    if (p === "p03"){ setVal(bpmEl, 86); if (eraSel) eraSel.value="dub"; setVal(delayFbEl,0.52); setVal(delayTimeEl,0.28); }
    if (p === "p04"){ setVal(bpmEl, 62); if (eraSel) eraSel.value="mono"; setVal(eqHighEl,-3.5); setVal(subEl,0.88); }
    if (p === "p05"){ setVal(bpmEl, 74); if (eraSel) eraSel.value="glass"; setVal(reverbEl,0.36); setVal(eqHighEl,-0.8); }
    if (p === "p06"){ setVal(bpmEl, 94); if (eraSel) eraSel.value="fm"; setVal(driveEl,0.22); }
    if (p === "p07"){ setVal(bpmEl, 80); if (eraSel) eraSel.value="vinyl"; setVal(reverbEl,0.26); }
    if (p === "p08"){ setVal(bpmEl, 68); if (eraSel) eraSel.value="cathedral"; setVal(reverbEl,0.48); setVal(delayFbEl,0.34); }
    if (p === "p09"){ setVal(bpmEl, 92); if (eraSel) eraSel.value="industrial"; setVal(driveEl,0.34); setVal(eqMidEl,2.0); }
    if (p === "p10"){ setVal(bpmEl, 60); if (eraSel) eraSel.value="dawn"; setVal(densityEl,0.56); setVal(swingEl,0.06); }
    if (p === "p11"){ setVal(bpmEl, 84); if (eraSel) eraSel.value="bronze"; setVal(eqLowEl,6.5); }
    if (p === "p12"){ setVal(bpmEl, 110); if (eraSel) eraSel.value="amiga"; setVal(densityEl,0.86); setVal(swingEl,0.10); }
    if (p === "p13"){ setVal(bpmEl, 76); if (eraSel) eraSel.value="midnight"; setVal(memoryEl,0.64); }
    if (p === "p14"){ setVal(bpmEl, 96); if (eraSel) eraSel.value="messia"; setVal(driveEl,0.44); setVal(eqHighEl,-4.0); setVal(subEl,0.92); }
    if (p === "p15"){ setVal(bpmEl, 72); if (eraSel) eraSel.value="cathedral"; setVal(reverbEl,0.56); setVal(memoryEl,0.70); }
    if (p === "p16"){ setVal(bpmEl, 128); if (eraSel) eraSel.value="neon"; setVal(densityEl,0.90); setVal(driveEl,0.26); }
    if (p === "p17"){ setVal(bpmEl, 58); if (eraSel) eraSel.value="museum"; setVal(densityEl,0.48); setVal(reverbEl,0.40); }
    if (p === "p18"){ setVal(bpmEl, 70); if (eraSel) eraSel.value="glacier"; setVal(eqHighEl,-2.2); setVal(reverbEl,0.34); }
    if (p === "p19"){ setVal(bpmEl, 78); if (eraSel) eraSel.value="vhs"; setVal(delayTimeEl,0.18); setVal(delayFbEl,0.26); }
    if (p === "p20"){ setVal(bpmEl, 64); if (eraSel) eraSel.value="dream"; setVal(densityEl,0.60); setVal(reverbEl,0.30); }
  }

  function applyStyle(){
    var s = getStyle();

    // style chooses core timbre set by setting track voices
    var cards = root.querySelectorAll("[data-gg81-track]");
    function setTrack(i, role, voice){
      if (i < 0 || i >= cards.length) return;
      var card = cards[i];
      var roleEl = card.querySelector("[data-gg81-tr-role]");
      var voiceEl = card.querySelector("[data-gg81-tr-voice]");
      if (roleEl) roleEl.value = role;
      if (voiceEl) voiceEl.value = voice;
    }

    // baseline
    setTrack(0, "MELODY", "MELODY: PIANO");
    setTrack(1, "SHADOW", "SHADOW: STRINGS PAD");
    setTrack(2, "SHADOW", "SHADOW: PLUCK GHOST");
    setTrack(3, "GRAIN",  "GRAIN: VINYL AIR");
    setTrack(4, "SHADOW", "SHADOW: STRINGS PAD");
    setTrack(5, "PULSE",  "PULSE: TRIPHOP DRUMS");
    setTrack(6, "BODY",   "BODY: TAPE BASS");
    setTrack(7, "GRAIN",  "GRAIN: BELLS DUST");

    if (s === "s02"){ // DARK EPIC
      setTrack(0, "MELODY", "MELODY: BRASS LEAD");
      setTrack(1, "SHADOW", "SHADOW: STRINGS PAD");
      setTrack(5, "PULSE",  "PULSE: TRIPHOP DRUMS");
      setTrack(6, "BODY",   "BODY: SUB SINE");
    }
    if (s === "s03"){ // NOIR
      setTrack(0, "MELODY", "MELODY: ORGAN");
      setTrack(2, "SHADOW", "SHADOW: PLUCK GHOST");
      setTrack(3, "GRAIN",  "GRAIN: VINYL AIR");
    }
    if (s === "s10"){ // CATHEDRAL
      setTrack(1, "SHADOW", "SHADOW: STRINGS PAD");
      setTrack(7, "GRAIN",  "GRAIN: BELLS DUST");
      setVal(reverbEl, 0.55);
    }
    if (s === "s11"){ // INDUSTRIAL
      setVal(driveEl, 0.36);
      setVal(eqMidEl, 2.5);
      if (eraSel) eraSel.value = "industrial";
    }
    if (s === "s16"){ // GLASS
      setVal(eqHighEl, -0.6);
      setVal(reverbEl, 0.38);
      if (eraSel) eraSel.value = "glass";
    }
  }
  function getMode(){ return modeSel && modeSel.value ? modeSel.value : "author"; }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    sum = ctx.createGain();
    sum.gain.value = 1.0;

    geneLP = ctx.createBiquadFilter();
    geneLP.type = "lowpass";
    geneLP.frequency.value = 2200;
    geneLP.Q.value = 0.85;

    shaper = ctx.createWaveShaper();
    shaper.curve = softClipCurve(0.12);
    shaper.oversample = "2x";

    bitQ = ctx.createWaveShaper();
    bitQ.curve = quantizeCurve(12);
    bitQ.oversample = "none";

    eqLow = ctx.createBiquadFilter();
    eqLow.type = "lowshelf";
    eqLow.frequency.value = 95;
    eqLow.gain.value = 5.0;

    eqMid = ctx.createBiquadFilter();
    eqMid.type = "peaking";
    eqMid.frequency.value = 950;
    eqMid.Q.value = 0.9;
    eqMid.gain.value = 0;

    eqHigh = ctx.createBiquadFilter();
    eqHigh.type = "highshelf";
    eqHigh.frequency.value = 5200;
    eqHigh.gain.value = -1.5;

    master = ctx.createGain();
    master.gain.value = 0.42;

    sum.connect(geneLP);
    geneLP.connect(shaper);
    shaper.connect(bitQ);
    bitQ.connect(eqLow);
    eqLow.connect(eqMid);
    eqMid.connect(eqHigh);
    eqHigh.connect(master);
    master.connect(ctx.destination);

    analyser = ctx.createAnalyser();
    analyser.fftSize = 2048;
    freqData = new Uint8Array(analyser.frequencyBinCount);
    try{ master.connect(analyser); }catch(e){}


    revIn = ctx.createGain();
    revIn.gain.value = 1.0;
    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.85, 3.05);
    revGain = ctx.createGain();
    revGain.gain.value = 0.22;
    revIn.connect(convolver);
    convolver.connect(revGain);
    revGain.connect(sum);

    dlyIn = ctx.createGain();
    dlyIn.gain.value = 1.0;
    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.22;
    fb = ctx.createGain();
    fb.gain.value = 0.30;
    dlyLP = ctx.createBiquadFilter();
    dlyLP.type = "lowpass";
    dlyLP.frequency.value = 1800;
    dlyLP.Q.value = 0.7;
    dlyIn.connect(delay);
    delay.connect(dlyLP);
    dlyLP.connect(sum);
    dlyLP.connect(fb);
    fb.connect(delay);

    // tape noise (always created, enabled by era)
    tapeNoise = ctx.createBufferSource();
    tapeNoise.buffer = makeNoiseBuffer(ctx, 1.0);
    tapeNoise.loop = true;

    var tnf = ctx.createBiquadFilter();
    tnf.type = "bandpass";
    tnf.frequency.value = 3200;
    tnf.Q.value = 0.7;

    tapeNoiseGain = ctx.createGain();
    tapeNoiseGain.gain.value = 0.0;

    tapeNoise.connect(tnf);
    tnf.connect(tapeNoiseGain);
    tapeNoiseGain.connect(sum);

    tapeNoise.start(ctx.currentTime + 0.01);

    // wow/flutter: LFO affects master LP a tiny bit
    wowLFO = ctx.createOscillator();
    wowLFO.type = "sine";
    wowLFO.frequency.value = 0.35;
    wowGain = ctx.createGain();
    wowGain.gain.value = 0.0;
    wowLFO.connect(wowGain);
    wowGain.connect(geneLP.frequency);
    wowLFO.start(ctx.currentTime + 0.01);

    for (var i=0;i<TRACK_COUNT;i++){
      var t = { enabled:true, role:"MELODY", voice:"MELODY: Piano", type:"piano", vol:0.75, pan:0.0, echo:0.25, reverb:0.18, cutoff:2400, res:0.9,
        out:null, panner:null, sendDelay:null, sendRev:null };
      var out = ctx.createGain();
      out.gain.value = t.vol;
      var p = ctx.createStereoPanner ? ctx.createStereoPanner() : null;
      if (p){ p.pan.value = t.pan; out.connect(p); p.connect(sum); }
      else { out.connect(sum); }
      var sd = ctx.createGain(); sd.gain.value = t.echo; out.connect(sd); sd.connect(dlyIn);
      var sr = ctx.createGain(); sr.gain.value = t.reverb; out.connect(sr); sr.connect(revIn);
      t.out = out; t.panner = p; t.sendDelay = sd; t.sendRev = sr;
      tracks.push(t);
    }

    applyDefaults();
    normalizeForMusicality();
    applyParams();
    return true;
  }

  function applyDefaults(){
    setTrackFromPreset(0, "MELODY: Piano", "MELODY");
    setTrackFromPreset(1, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(2, "SHADOW: Pluck Ghost", "SHADOW");
    setTrackFromPreset(3, "GRAIN: Bells Dust", "GRAIN");
    setTrackFromPreset(4, "SHADOW: Strings Pad", "SHADOW");
    setTrackFromPreset(5, "PULSE: TripHop Drums", "PULSE");
    setTrackFromPreset(6, "BODY: Tape Bass", "BODY");
    setTrackFromPreset(7, "GRAIN: Vinyl Air", "GRAIN");
  }

  function setTrackFromPreset(i, voiceName, role){
    var p = VOICE_PRESETS[voiceName] || VOICE_PRESETS["MELODY: Piano"];
    var t = tracks[i];
    t.role = role || t.role;
    t.voice = voiceName;
    t.type = p.type;
    t.cutoff = p.cutoff;
    t.res = p.res;
    t.vol = p.vol;
    t.echo = p.echo;
    t.reverb = p.reverb;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function getTempo(){
    var bpm = clamp(readInt(bpmEl, 80), 10, 220);
    var stretch = clamp(readFloat(stretchEl, 1.00), 0.25, 3.00);
    return { bpm: bpm, stretch: stretch };
  }
  function getTuneCents(){ return clamp(readFloat(tuneEl, 0), -50, 50); }
  function getDrive(){ return clamp(readFloat(driveEl, 0.16), 0, 1); }
  function getChordBias(){ return clamp(readFloat(chordEl, 0.90), 0.40, 0.98); }
  function getSubMix(){ return clamp(readFloat(subEl, 0.70), 0, 1); }

  function getMusicality(){ return clamp(readFloat(musicalEl, 0.80), 0, 1); }
  function getDensity(){ return clamp(readFloat(densityEl, 0.72), 0.05, 1); }
  function getSwing(){ return clamp(readFloat(swingEl, 0.12), 0, 0.33); }
  function getMemory(){ return clamp(readFloat(memoryEl, 0.50), 0, 1); }

  function normalizeForMusicality(){
    var mode = getMode();
    var m = getMusicality();

    if (mode === "author"){
      if (chordEl) chordEl.value = String(clamp(0.92 + m*0.06, 0.90, 0.98));
      if (driveEl) driveEl.value = String(clamp(0.12 + m*0.22, 0.12, 0.42));
      if (densityEl) densityEl.value = String(clamp(getDensity(), 0.18, 0.85));
      if (swingEl) swingEl.value = String(clamp(getSwing(), 0.02, 0.22));
    } else {
      if (chordEl) chordEl.value = String(clamp(getChordBias(), 0.70, 0.98));
    }

    var bassBoost = 0.92 + m*0.10;
    tracks[6].vol = clamp(bassBoost, 0.80, 1.0);
    tracks[6].cutoff = clamp(220 + (1-m)*120, 160, 420);

    tracks[3].vol = clamp(tracks[3].vol, 0.20, 0.52);
    tracks[3].echo = clamp(tracks[3].echo, 0.16, 0.38);

    tracks[5].vol = clamp(tracks[5].vol, 0.45, 0.82);
    tracks[5].echo = clamp(tracks[5].echo, 0.06, 0.28);

    tracks[1].reverb = clamp(tracks[1].reverb, 0.18, 0.48);
    tracks[4].reverb = clamp(tracks[4].reverb, 0.20, 0.52);
  }


  function applyEra(){
    if (!ctx) return;
    var era = getEra();

    // base defaults
    tapeNoiseGain.gain.value = 0.0;
    wowGain.gain.value = 0.0;
    bitQ.curve = quantizeCurve(16);
    eqHigh.gain.value = -1.5;
    dlyLP.frequency.value = 1800;

    if (era === "tape"){
      tapeNoiseGain.gain.value = 0.008;
      wowLFO.frequency.value = 0.35;
      wowGain.gain.value = 18;
      bitQ.curve = quantizeCurve(14);
      eqHigh.gain.value = -3.0;
      dlyLP.frequency.value = 1650;

    } else if (era === "cassette"){
      tapeNoiseGain.gain.value = 0.010;
      wowLFO.frequency.value = 0.28;
      wowGain.gain.value = 22;
      bitQ.curve = quantizeCurve(12);
      eqHigh.gain.value = -4.0;
      dlyLP.frequency.value = 1550;

    } else if (era === "vhs"){
      tapeNoiseGain.gain.value = 0.006;
      wowLFO.frequency.value = 0.18;
      wowGain.gain.value = 26;
      bitQ.curve = quantizeCurve(13);
      eqHigh.gain.value = -3.2;
      dlyLP.frequency.value = 1450;

    } else if (era === "vinyl"){
      tapeNoiseGain.gain.value = 0.012;
      wowLFO.frequency.value = 0.10;
      wowGain.gain.value = 8;
      bitQ.curve = quantizeCurve(14);
      eqHigh.gain.value = -2.2;
      dlyLP.frequency.value = 1750;

    } else if (era === "reel"){
      tapeNoiseGain.gain.value = 0.006;
      wowLFO.frequency.value = 0.22;
      wowGain.gain.value = 14;
      bitQ.curve = quantizeCurve(15);
      eqHigh.gain.value = -2.8;
      dlyLP.frequency.value = 1600;

    } else if (era === "tube"){
      tapeNoiseGain.gain.value = 0.004;
      wowLFO.frequency.value = 0.08;
      wowGain.gain.value = 6;
      bitQ.curve = quantizeCurve(15);
      eqHigh.gain.value = -4.6;
      dlyLP.frequency.value = 1350;

    } else if (era === "mono"){
      tapeNoiseGain.gain.value = 0.003;
      wowLFO.frequency.value = 0.07;
      wowGain.gain.value = 5;
      bitQ.curve = quantizeCurve(14);
      eqHigh.gain.value = -5.0;
      dlyLP.frequency.value = 1250;

    } else if (era === "amiga"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(9);
      eqHigh.gain.value = -1.0;
      dlyLP.frequency.value = 2400;

    } else if (era === "fm"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(11);
      eqHigh.gain.value = 0.0;
      dlyLP.frequency.value = 2600;

    } else if (era === "crt"){
      tapeNoiseGain.gain.value = 0.002;
      wowLFO.frequency.value = 0.14;
      wowGain.gain.value = 10;
      bitQ.curve = quantizeCurve(12);
      eqHigh.gain.value = -1.8;
      dlyLP.frequency.value = 2000;

    } else if (era === "dub"){
      tapeNoiseGain.gain.value = 0.004;
      wowLFO.frequency.value = 0.22;
      wowGain.gain.value = 10;
      bitQ.curve = quantizeCurve(13);
      eqHigh.gain.value = -2.5;
      dlyLP.frequency.value = 1350;

    } else if (era === "earlydig" || era === "digital"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(10);
      eqHigh.gain.value = -0.5;
      dlyLP.frequency.value = 2100;

    } else if (era === "sampler"){
      tapeNoiseGain.gain.value = 0.001;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(8);
      eqHigh.gain.value = -1.2;
      dlyLP.frequency.value = 2300;

    } else if (era === "industrial"){
      tapeNoiseGain.gain.value = 0.002;
      wowLFO.frequency.value = 0.09;
      wowGain.gain.value = 7;
      bitQ.curve = quantizeCurve(12);
      eqHigh.gain.value = -3.8;
      dlyLP.frequency.value = 1200;

    } else if (era === "cathedral"){
      tapeNoiseGain.gain.value = 0.001;
      wowLFO.frequency.value = 0.06;
      wowGain.gain.value = 5;
      bitQ.curve = quantizeCurve(15);
      eqHigh.gain.value = -1.6;
      dlyLP.frequency.value = 1900;

    } else if (era === "dream"){
      tapeNoiseGain.gain.value = 0.003;
      wowLFO.frequency.value = 0.12;
      wowGain.gain.value = 9;
      bitQ.curve = quantizeCurve(14);
      eqHigh.gain.value = -2.0;
      dlyLP.frequency.value = 1750;

    } else if (era === "cold"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(15);
      eqHigh.gain.value = -0.8;
      dlyLP.frequency.value = 2300;

    } else if (era === "bronze"){
      tapeNoiseGain.gain.value = 0.004;
      wowLFO.frequency.value = 0.11;
      wowGain.gain.value = 8;
      bitQ.curve = quantizeCurve(13);
      eqHigh.gain.value = -3.4;
      dlyLP.frequency.value = 1500;

    } else if (era === "midnight"){
      tapeNoiseGain.gain.value = 0.009;
      wowLFO.frequency.value = 0.20;
      wowGain.gain.value = 20;
      bitQ.curve = quantizeCurve(12);
      eqHigh.gain.value = -4.6;
      dlyLP.frequency.value = 1400;

    } else if (era === "messia"){
      tapeNoiseGain.gain.value = 0.003;
      wowLFO.frequency.value = 0.16;
      wowGain.gain.value = 14;
      bitQ.curve = quantizeCurve(11);
      eqHigh.gain.value = -5.4;
      dlyLP.frequency.value = 1100;

    } else if (era === "dawn"){
      tapeNoiseGain.gain.value = 0.002;
      wowLFO.frequency.value = 0.09;
      wowGain.gain.value = 8;
      bitQ.curve = quantizeCurve(15);
      eqHigh.gain.value = -1.4;
      dlyLP.frequency.value = 2000;

    } else if (era === "glacier"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(15);
      eqHigh.gain.value = -2.2;
      dlyLP.frequency.value = 2200;

    } else if (era === "museum"){
      tapeNoiseGain.gain.value = 0.0;
      wowGain.gain.value = 0.0;
      bitQ.curve = quantizeCurve(16);
      eqHigh.gain.value = -2.8;
      dlyLP.frequency.value = 1600;
    }
  }


  function applyParams(){
    if (!ctx) return;

    normalizeForMusicality();
    applyEra();

    var tp = getTempo();
    bpmTarget = tp.bpm;
    if (!bpmSmooth || !isFinite(bpmSmooth)) bpmSmooth = bpmTarget;
    bpmSmooth = bpmSmooth + (bpmTarget - bpmSmooth) * 0.08;
    var msPerBeat = (60000 / bpmSmooth) * tp.stretch;
    loopLenMs = Math.max(1100, msPerBeat * 8);

    master.gain.value = clamp(readFloat(masterEl, 0.42), 0, 1);

    eqLow.gain.value = clamp(readFloat(eqLowEl, 5.0), -12, 12);
    eqMid.gain.value = clamp(readFloat(eqMidEl, 0), -12, 12);
    eqHigh.gain.value = clamp(readFloat(eqHighEl, -1.5), -12, 12);

    delay.delayTime.value = clamp(readFloat(delayTimeEl, 0.22), 0.05, 0.75);

    var era = getEra();
    var fbMax = (era === "dub") ? 0.92 : 0.80;
    fb.gain.value = clamp(readFloat(delayFbEl, 0.30), 0, fbMax);

    revGain.gain.value = clamp(readFloat(reverbEl, 0.22), 0, 0.80);

    shaper.curve = softClipCurve(getDrive());

    for (var i=0;i<tracks.length;i++){
      var t = tracks[i];
      if (!t) continue;
      t.out.gain.value = t.enabled ? clamp(t.vol, 0, 1) : 0;
      if (t.panner) t.panner.pan.value = clamp(t.pan, -1, 1);
      t.sendDelay.gain.value = t.enabled ? clamp(t.echo, 0, 1) : 0;
      t.sendRev.gain.value = t.enabled ? clamp(t.reverb, 0, 1) : 0;
    }
  }

  function playByType(trackIndex, type, midi, vel, hold, when, extra, longRelease){
    if (!ctx) return;
    var tr = tracks[trackIndex];
    if (!tr || !tr.enabled) return;

    var cents = getTuneCents();
    var freq = (midi > 0) ? tuneHz(midiToHz(midi), cents) : 0;

    var out = ctx.createGain();
    out.connect(tr.out);

    var t0 = when;
    var cutoff = extra && extra.cutoff ? extra.cutoff : tr.cutoff;
    var res = extra && extra.res ? extra.res : tr.res;

    if (type === "piano") voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
    else if (type === "strings") voice_strings(ctx, out, freq, vel, t0, cutoff, res, !!longRelease);
    else if (type === "organ") voice_organ(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "pluck") voice_pluck(ctx, out, freq, vel, t0, cutoff);
    else if (type === "bell") voice_bell(ctx, out, freq, vel, t0, !!longRelease);
    else if (type === "brass") voice_brass(ctx, out, freq, vel, t0, cutoff, !!longRelease);
    else if (type === "air") voice_air(ctx, out, vel, t0, extra && extra.tone ? extra.tone : 1400);
    else if (type === "bass") voice_bass(ctx, out, freq, vel, t0, clamp(cutoff, 120, 900), getSubMix());
    else if (type === "drums"){
      var kind = extra && extra.kind ? extra.kind : "hat";
      if (kind === "kick") drumKick(ctx, out, t0, vel);
      else if (kind === "snare") drumSnare(ctx, out, t0, vel);
      else drumHat(ctx, out, t0, vel);
    } else voice_piano(ctx, out, freq, vel, hold, t0, !!longRelease);
  }

  function updateEchoLine(){
    if (!echoLine) return;
    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";
    if (p.length > 140) p = p.substring(p.length - 140);
    if (m.length > 110) m = m.substring(m.length - 110);
    if (t.length > 90) t = t.substring(t.length - 90);
    echoLine.innerHTML = '<span class="t">' + escapeHtml(t) + '</span><br><span class="m">' + escapeHtml(m) + '</span><br><span class="p">' + escapeHtml(p) + '</span>';
  }

  function escapeHtml(s){
    return String(s)
      .replace(/&/g, "&amp;")
      .replace(/</g, "&lt;")
      .replace(/>/g, "&gt;")
      .replace(/"/g, "&quot;");
  }

  function buildFromTextLayer(text, layer, weight){
    var list = [];
    if (!text) text = "";

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var key = SCALES[keyName] || SCALES.Amin;
    var isMinor = (keyName.indexOf("min") !== -1);

    var tail = text.length > 320 ? text.substring(text.length - 320) : text;
    var vs = vowelStats(tail);

    if (ctx && layer === "present"){
      var cutoff = clamp(650 + vs.ratio * 2800, 520, 4200);
      var q = clamp(0.7 + vs.rep * 7.0, 0.7, 9.0);
      geneLP.frequency.setValueAtTime(cutoff, ctx.currentTime);
      geneLP.Q.setValueAtTime(q, ctx.currentTime);
      if (voxEl) voxEl.textContent = "vowel " + Math.round(vs.ratio*100) + "% / rep " + Math.round(vs.rep*100) + "%";
    }

    var words = text.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    if (!words.length) words = ["-"];
    var sumLen = 0;
    for (var i=0;i<words.length;i++) sumLen += words[i].length;
    var avg = sumLen / Math.max(1, words.length);

    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    var stepsPerBeat = 4;
    var stepsPerBar = beatsPerBar * stepsPerBeat;

    var tp = getTempo();
    bpmTarget = tp.bpm;
    if (!bpmSmooth || !isFinite(bpmSmooth)) bpmSmooth = bpmTarget;
    bpmSmooth = bpmSmooth + (bpmTarget - bpmSmooth) * 0.08;
    var msPerBeat = (60000 / bpmSmooth) * tp.stretch;
    var msPerStep = msPerBeat / stepsPerBeat;

    var bars = clamp(words.length, 1, 12);
    var stepsTotal = bars * stepsPerBar;

    var swing = getSwing();
    function stepToMs(s){
      var base = s * msPerStep;
      var off = (s % 2) ? (msPerStep * swing) : 0;
      return base + off;
    }

    var chordBias = getChordBias();
    var density = getDensity();
    var mode = getMode();
    if (mode === "author"){
      chordBias = clamp(chordBias, 0.88, 0.98);
      density = clamp(density, 0.18, 0.85);
    }

    var step = 0;

    for (var ci=0; ci<text.length; ci++){
      var ch = text[ci];
      if (ch === "\r") continue;

      var idx = charToIndex(ch);
      var gate = ((idx % 100) / 100);
      if (gate > density && !isPunct(ch) && !isSpace(ch)) { step = (step + 1) % stepsTotal; continue; }

      var t = stepToMs(step) % loopLenMs;
      if (isSpace(ch)){
        list.push({ t: t, tr: 5, kind: "drum", drum: "hat", vel: 0.55 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }
      if (isPunct(ch)){
        progIndex = (progIndex + 1) % 4;
        var which = (ch === "." || ch === "!") ? "kick" : "snare";
        list.push({ t: t, tr: 5, kind: "drum", drum: which, vel: 0.85 * weight, layer: layer });
        step = (step + 1) % stepsTotal;
        continue;
      }

      var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

      list.push({ t: t, tr: 0, kind: "note", midi: info.midi, vel: 0.90 * weight, layer: layer });

      var c0 = ch.toLowerCase();
      var isV = ("aeiouy".indexOf(c0) !== -1) || ("аеёиоуыэюя".indexOf(c0) !== -1);

      if (isV || ((idx % 5) === 0)){
        list.push({ t: t, tr: 1, kind: "note", midi: info.midi - 12, vel: 0.55 * weight, pad: true, layer: layer });
      }
      if (!isV && ((idx % 3) === 0)){
        list.push({ t: (t + msPerStep*0.25) % loopLenMs, tr: 2, kind: "note", midi: info.midi + 12, vel: 0.45 * weight, layer: layer });
      }
      if ((idx % 11) === 0){
        list.push({ t: (t + msPerStep*0.50) % loopLenMs, tr: 3, kind: "note", midi: info.midi + 12, vel: 0.36 * weight, accent: true, layer: layer });
      }
      if (info.mate !== null){
        list.push({ t: (t + 14) % loopLenMs, tr: 0, kind: "note", midi: info.mate, vel: 0.50 * weight, layer: layer });
      }

      if (layer === "present" && ((step % stepsPerBeat) === 0)){
        var chordDegs = getChordDegrees(isMinor, progIndex);
        var rootDeg = chordDegs[0];
        var bassMidi = key.tonicMidi + (key.degrees[rootDeg] || 0) - 24;
        while (bassMidi < 31) bassMidi += 12;
        while (bassMidi > 52) bassMidi -= 12;
        list.push({ t: t, tr: 6, kind: "note", midi: bassMidi, vel: 0.98, bass: true, layer: layer });
        if ((idx % 2) === 0){
          var subMidi = bassMidi - 12;
          while (subMidi < 28) subMidi += 12;
          list.push({ t: (t + 6) % loopLenMs, tr: 6, kind: "note", midi: subMidi, vel: 0.78, bass: true, layer: layer });
        }
      }

      if (idx > 20 && (idx % 7) === 0){
        list.push({ t: (t + msPerStep*0.15) % loopLenMs, tr: 7, kind: "air", tone: 1100 + vs.ratio*2200, vel: 0.40 * weight, layer: layer });
      }

      step = (step + 1) % stepsTotal;
    }

    return list;
  }

  function buildAll(){
    if (!ctx) return;

    var p = presentText || "";
    var m = memoryText || "";
    var t = traceText || "";

    var words = p.trim().split(/\s+/).filter(function(x){ return x && x.length; });
    var avg = 4;
    if (words.length){
      var sumLen = 0;
      for (var i=0;i<words.length;i++) sumLen += words[i].length;
      avg = sumLen / Math.max(1, words.length);
    }
    var beatsPerBar = clamp(3 + (Math.floor(avg) % 7), 3, 9);
    if (barEl) barEl.textContent = String(beatsPerBar) + "/4";

    var tp = getTempo();
    bpmTarget = tp.bpm;
    if (!bpmSmooth || !isFinite(bpmSmooth)) bpmSmooth = bpmTarget;
    bpmSmooth = bpmSmooth + (bpmTarget - bpmSmooth) * 0.08;
    var msPerBeat = (60000 / bpmSmooth) * tp.stretch;
    loopLenMs = Math.max(1000, msPerBeat * 8);
    if (loopEl) loopEl.textContent = String(Math.round(loopLenMs)) + "ms";

    var memAmt = getMemory();
    var wP = 1.00;
    var wM = 0.40 * memAmt;
    var wT = 0.22 * memAmt;

    progIndex = 0;
    events = []
      .concat(buildFromTextLayer(p, "present", wP))
      .concat(buildFromTextLayer(m, "memory", wM))
      .concat(buildFromTextLayer(t, "trace", wT));

    buildSolo();
  }

  function buildSolo(){
    soloEvents = [];
    if (!soloOnEl || !soloOnEl.checked) return;
    var text = soloTextEl ? (soloTextEl.value || "") : "";
    if (!text) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    var tp = getTempo();
    bpmTarget = tp.bpm;
    if (!bpmSmooth || !isFinite(bpmSmooth)) bpmSmooth = bpmTarget;
    bpmSmooth = bpmSmooth + (bpmTarget - bpmSmooth) * 0.08;
    var msPerBeat = (60000 / bpmSmooth) * tp.stretch;
    var msStep = msPerBeat * 0.5;

    var len = clamp(readFloat(soloLenEl, 0.80), 0.20, 1.60);

    var maxChars = 64;
    var t = 0;
    var prog = 0;

    var s = text.replace(/\r/g, "");
    if (s.length > maxChars) s = s.substring(s.length - maxChars);

    var chordBias = getChordBias();
    var mode = getMode();
    if (mode === "author") chordBias = clamp(chordBias, 0.88, 0.98);

    for (var i=0;i<s.length;i++){
      var ch = s[i];
      if (isSpace(ch)) { t += msStep; continue; }
      if (isPunct(ch)) { prog = (prog + 1) % 4; t += msStep; continue; }
      var info = pickNoteForChar(ch, keyName, prog, chordBias);
      soloEvents.push({ t: t % loopLenMs, midi: info.midi, vel: 0.86, len: len, mate: info.mate });
      t += msStep;
    }
  }

  function scheduleList(list, nowPerf, msIntoLoop, msTarget, base, isSolo){
    function willPlayAt(t){
      var offsetMs = 0, ok = false;
      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){ ok = true; offsetMs = t - msIntoLoop; }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          ok = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }
      return ok ? offsetMs : -1;
    }

    for (var i=0;i<list.length;i++){
      var ev = list[i];
      var off = willPlayAt(ev.t % loopLenMs);
      if (off < 0) continue;

      var stamp = String(Math.round((nowPerf + off) / 10));
      if (ev._s === stamp) continue;
      ev._s = stamp;

      var when = base + (off/1000);

      if (isSolo){
        var soloType = (soloTypeEl && soloTypeEl.value) ? soloTypeEl.value : "piano";
        var hold = clamp(ev.len || 0.80, 0.20, 1.60);
        playByType(0, soloType, ev.midi, clamp(ev.vel||0.80, 0.02, 1), hold, when, { cutoff: tracks[0].cutoff + 700, res: tracks[0].res + 0.5 }, true);
        if (ev.mate !== null){
          playByType(0, soloType, ev.mate, clamp((ev.vel||0.80)*0.58, 0.02, 1), clamp(hold*0.85,0.18,1.45), when + 0.06, { cutoff: tracks[0].cutoff + 800, res: tracks[0].res + 0.6 }, true);
        }
      } else {
        if (ev.kind === "note"){
          var tr = tracks[ev.tr];
          if (!tr || !tr.enabled) continue;

          var vel = clamp(ev.vel || 0.6, 0.02, 1);
          var hold2 = (ev.pad || ev.bass) ? 0.12 : 0.08;

          if (ev.layer === "memory"){ vel *= 0.70; hold2 *= 1.10; }
          if (ev.layer === "trace"){ vel *= 0.55; hold2 *= 1.25; }

          var extra = null;
          if (ev.pad) extra = { cutoff: clamp(tr.cutoff + 600, 800, 5200), res: clamp(tr.res, 0.6, 10.0) };
          else if (ev.bass) extra = { cutoff: clamp(tr.cutoff, 120, 900), res: clamp(tr.res, 0.6, 3.5) };
          else if (ev.accent) extra = { cutoff: clamp(tr.cutoff + 1100, 900, 6500), res: clamp(tr.res + 0.2, 0.6, 11.0) };

          playByType(ev.tr, tr.type, ev.midi, vel, hold2, when, extra, false);
        } else if (ev.kind === "drum"){
          var trd = tracks[ev.tr];
          if (!trd || !trd.enabled) continue;
          playByType(ev.tr, "drums", 0, clamp(ev.vel || 0.7, 0.02, 1), 0, when, { kind: ev.drum }, false);
        } else if (ev.kind === "air"){
          var tra = tracks[ev.tr];
          if (!tra || !tra.enabled) continue;
          playByType(ev.tr, "air", 0, clamp(ev.vel || 0.4, 0.02, 1), 0, when, { tone: ev.tone || 1400 }, false);
        }
      }
    }
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 230;
    var scanEveryMs = 55;

    var nowPerf = performance.now();
    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;
    var base = ctx.currentTime + 0.02;

    scheduleList(events, nowPerf, msIntoLoop, msTarget, base, false);
    if (soloOnEl && soloOnEl.checked) scheduleList(soloEvents, nowPerf, msIntoLoop, msTarget, base, true);
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stopHard(){
    if (!ctx) return;
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }

    var t = ctx.currentTime;
    for (var i=0;i<tracks.length;i++){
      var tr = tracks[i];
      if (!tr || !tr.out) continue;
      try{
        tr.out.gain.cancelScheduledValues(t);
        tr.out.gain.setTargetAtTime(0.0001, t, 0.01);
      }catch(e){}
    }
    setStatus(armed ? "armed" : "locked");
    window.setTimeout(function(){ if (!ctx) return; applyParams(); }, 140);
  }

  function clearAll(){
    stopHard();
    progIndex = 0;
    events = [];
    soloEvents = [];
    loopStartPerf = performance.now();
    presentText = "";
    memoryText = "";
    traceText = "";
    if (inp) inp.value = "";
    if (soloTextEl) soloTextEl.value = "";
    updateEchoLine();
    if (lastCharEl) lastCharEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
    if (barEl) barEl.textContent = "-";
    if (loopEl) loopEl.textContent = "-";
    if (voxEl) voxEl.textContent = "-";
  }

  function shiftMemory(reason){
    var memAmt = getMemory();
    if (memAmt <= 0.01) return;
    traceText = (traceText ? traceText + " " : "") + memoryText;
    if (traceText.length > 420) traceText = traceText.substring(traceText.length - 420);
    memoryText = presentText;
    presentText = "";
    if (inp) inp.value = "";
    updateEchoLine();
    buildAll();
    if (reason && lastCharEl) lastCharEl.textContent = reason;
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      playByType(3, "bell", 69, 0.28, 0.06, ctx.currentTime + 0.01, { cutoff: 3200, res: 1.2 }, true);
      buildAll();
    });
  }

  function rebuildFromInput(){
    presentText = inp ? (inp.value || "") : presentText;
    updateEchoLine();
    buildAll();
  }

  function triggerRealtime(ch){
    if (!ctx) return;

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";
    if (isPunct(ch)) progIndex = (progIndex + 1) % 4;

    var mode = getMode();
    var chordBias = getChordBias();
    if (mode === "author") chordBias = clamp(chordBias, 0.88, 0.98);

    var info = pickNoteForChar(ch, keyName, progIndex, chordBias);

    if (lastCharEl) lastCharEl.textContent = (ch === " ") ? "space" : ch;
    if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

    var t0 = ctx.currentTime + 0.001;
    var tr0 = tracks[0];
    if (tr0 && tr0.enabled) playByType(0, tr0.type, info.midi, 0.88, 0.10, t0, null, false);

    if (info.mate !== null){
      var tr1 = tracks[1];
      if (tr1 && tr1.enabled) playByType(1, tr1.type, info.mate - 12, 0.50, 0.14, t0 + 0.02, {cutoff: tr1.cutoff+450, res: tr1.res}, false);
    }

    var tr5 = tracks[5];
    if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.40, 0, t0, {kind:"hat"}, false);

    if (isSpace(ch)){
      if (tr5 && tr5.enabled) playByType(5, "drums", 0, 0.85, 0, t0, {kind:"kick"}, false);
    }
  }

  function bindTrackUI(){
    for (var i=0;i<TRACK_COUNT;i++){
      var node = trackNodes[i];
      if (!node) continue;

      (function(index, el){
        var t = tracks[index];

        var en = el.querySelector("[data-gg81-tr-en]");
        var role = el.querySelector("[data-gg81-tr-role]");
        var voice = el.querySelector("[data-gg81-tr-voice]");
        var vol = el.querySelector("[data-gg81-tr-vol]");
        var pan = el.querySelector("[data-gg81-tr-pan]");
        var ech = el.querySelector("[data-gg81-tr-echo]");
        var rev = el.querySelector("[data-gg81-tr-rev]");
        var cut = el.querySelector("[data-gg81-tr-cut]");
        var res = el.querySelector("[data-gg81-tr-res]");

        function applyPresetFromVoice(){
          var v = voice && voice.value ? voice.value : t.voice;
          var p = VOICE_PRESETS[v];
          if (!p) return;
          t.voice = v;
          t.role = v.split(":")[0].trim();
          t.type = p.type;
          t.cutoff = p.cutoff;
          t.res = p.res;
          t.vol = p.vol;
          t.echo = p.echo;
          t.reverb = p.reverb;

          if (role) role.value = t.role;
          if (vol) vol.value = String(t.vol);
          if (ech) ech.value = String(t.echo);
          if (rev) rev.value = String(t.reverb);
          if (cut) cut.value = String(t.cutoff);
          if (res) res.value = String(t.res);

          applyParams();
        }

        function syncFromUI(){
          t.enabled = !!(en && en.checked);
          t.role = (role && role.value) ? role.value : t.role;

          if (voice && voice.value && voice.value !== t.voice){
            applyPresetFromVoice();
            return;
          }

          t.vol = clamp(readFloat(vol, t.vol), 0, 1);
          t.pan = clamp(readFloat(pan, t.pan), -1, 1);
          t.echo = clamp(readFloat(ech, t.echo), 0, 1);
          t.reverb = clamp(readFloat(rev, t.reverb), 0, 1);
          t.cutoff = clamp(readFloat(cut, t.cutoff), 120, 9000);
          t.res = clamp(readFloat(res, t.res), 0.6, 12);

          normalizeForMusicality();
          applyParams();
        }

        if (en) en.checked = t.enabled;
        if (role) role.value = t.role;
        if (voice) voice.value = t.voice;

        if (vol) vol.value = String(t.vol);
        if (pan) pan.value = String(t.pan);
        if (ech) ech.value = String(t.echo);
        if (rev) rev.value = String(t.reverb);
        if (cut) cut.value = String(t.cutoff);
        if (res) res.value = String(t.res);

        var inputs = [en,role,voice,vol,pan,ech,rev,cut,res];
        for (var k=0;k<inputs.length;k++){
          if (!inputs[k]) continue;
          inputs[k].addEventListener("input", syncFromUI, true);
          inputs[k].addEventListener("change", syncFromUI, true);
        }
      })(i, node);
    }
  }

  if (btnArm) btnArm.addEventListener("click", function(){ arm(); }, true);

  if (btnPlay) btnPlay.addEventListener("click", function(){
    if (!ctx){ arm(); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      applyParams();
      buildAll();
      start();
      if (inp) inp.focus();
    });
  }, true);

  if (btnStop) btnStop.addEventListener("click", function(){ stopHard(); if (inp) inp.focus(); }, true);
  if (btnClear) btnClear.addEventListener("click", function(){ clearAll(); if (inp) inp.focus(); }, true);

  var globalInputs = [eraSel,modeSel,musicalEl,densityEl,swingEl,memoryEl,bpmEl,stretchEl,tuneEl,masterEl,eqLowEl,eqMidEl,eqHighEl,delayTimeEl,delayFbEl,reverbEl,driveEl,chordEl,subEl];
  for (var gi=0;gi<globalInputs.length;gi++){
    if (!globalInputs[gi]) continue;
    globalInputs[gi].addEventListener("input", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
    globalInputs[gi].addEventListener("change", function(){
      applyParams();
      buildAll();
      updateEchoLine();
    }, true);
  }

  if (keySel) keySel.addEventListener("change", function(){ progIndex = 0; buildAll(); }, true);

  if (soloOnEl) soloOnEl.addEventListener("change", function(){ buildAll(); }, true);
  if (soloTypeEl) soloTypeEl.addEventListener("change", function(){}, true);
  if (soloLenEl) soloLenEl.addEventListener("input", function(){ buildAll(); }, true);
  if (soloTextEl) soloTextEl.addEventListener("input", function(){ buildAll(); }, true);

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);
    inp.addEventListener("input", function(){
      presentText = inp.value || "";
      updateEchoLine();
      buildAll();
    }, true);

    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;
      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        resume(function(ok){
          if (!ok) return;
          triggerRealtime(k);
        });

        if (isPunct(k)){
          if ((presentText || "").length > 12) shiftMemory("punct");
        }

        var lim = 80;
        if ((presentText || "").length > lim){
          shiftMemory("auto");
        }
      }
    }, true);
  }

  if (inp){
    var lastSpace = 0;
    inp.addEventListener("keyup", function(e){
      if (!e || e.key !== " ") return;
      var t = Date.now();
      if (t - lastSpace < 260){
        shiftMemory("shift");
      }
      lastSpace = t;
    }, true);
  }

  setStatus("locked");
  if (lastCharEl) lastCharEl.textContent = "-";
  if (lastNoteEl) lastNoteEl.textContent = "-";
  if (barEl) barEl.textContent = "-";
  if (loopEl) loopEl.textContent = "-";
  if (voxEl) voxEl.textContent = "-";
  updateEchoLine();

  var origArm = arm;
  arm = function(){
    origArm();
    if (ctx && tracks.length && !root.__gg6_tracksBound){
      root.__gg6_tracksBound = true;
      bindTrackUI();
      buildAll();
      applyParams();
    }
  };
}

function boot(){
  var nodes = document.querySelectorAll("[data-gg81-root]");
  for (var i=0;i<nodes.length;i++) initWidget(nodes[i]);
}
if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();

// --- Color Field (philosophical EQ) + Narrative Curve (single bend) ---
var vizCanvas = null;
var vizCtx2d = null;
var curveCanvas = null;
var curveCtx2d = null;

var curveN = 96;
var curveArr = [];
for (var ci=0; ci<curveN; ci++){ curveArr.push(0.0); } // -1..1, 0 = flat

function curveAt(phase){
  // phase 0..1
  if (!curveArr || curveArr.length<2) return 0.0;
  var x = clamp(phase,0,1) * (curveArr.length-1);
  var i0 = Math.floor(x);
  var i1 = Math.min(curveArr.length-1, i0+1);
  var t = x - i0;
  return (curveArr[i0] * (1-t) + curveArr[i1] * t);
}

function getVizBands(){
  if (!analyser || !freqData) return vizRms;
  analyser.getByteFrequencyData(freqData);

  var n = freqData.length;
  // band edges (rough): low 0-10%, mid 10-35%, high 35-70%
  var loEnd = Math.max(2, Math.floor(n*0.10));
  var midEnd = Math.max(loEnd+2, Math.floor(n*0.35));
  var hiEnd = Math.max(midEnd+2, Math.floor(n*0.70));

  function bandRms(a,b){
    var sum = 0, cnt=0;
    for (var i=a;i<b;i++){
      var v = freqData[i] / 255;
      sum += v*v; cnt++;
    }
    return cnt ? Math.sqrt(sum/cnt) : 0;
  }

  var lo = bandRms(0, loEnd);
  var mid = bandRms(loEnd, midEnd);
  var hi = bandRms(midEnd, hiEnd);

  // heavy smoothing for "hypnosis"
  var s = 0.08;
  vizRms.lo = vizRms.lo + (lo - vizRms.lo)*s;
  vizRms.mid = vizRms.mid + (mid - vizRms.mid)*s;
  vizRms.hi = vizRms.hi + (hi - vizRms.hi)*s;

  return vizRms;
}

function colorMix(a,b,t){
  return [
    a[0] + (b[0]-a[0])*t,
    a[1] + (b[1]-a[1])*t,
    a[2] + (b[2]-a[2])*t
  ];
}
function rgb(c){ return "rgb("+Math.round(c[0])+", "+Math.round(c[1])+", "+Math.round(c[2])+")"; }

function palettesForStyle(styleName){
  // soft, desaturated palettes
  // returns [low, mid, high] base colors
  var s = (styleName||"").toLowerCase();
  if (s.indexOf("noir")!==-1 || s.indexOf("dark")!==-1) return [[24,24,30],[36,30,44],[40,46,60]];
  if (s.indexOf("amber")!==-1 || s.indexOf("tape")!==-1) return [[28,24,18],[44,34,22],[64,52,32]];
  if (s.indexOf("teal")!==-1 || s.indexOf("air")!==-1) return [[16,24,24],[22,42,42],[34,58,58]];
  if (s.indexOf("rose")!==-1) return [[26,18,22],[40,26,34],[58,34,46]];
  return [[18,18,22],[28,28,34],[40,40,48]];
}

function drawViz(){
  if (!vizCanvas || !vizCtx2d) return;

  var w = vizCanvas.width;
  var h = vizCanvas.height;

  // clear
  vizCtx2d.clearRect(0,0,w,h);

  var bands = getVizBands();
  // read "style" from UI if exists
  var styleSel = root ? root.querySelector("[data-gg81-style]") : null;
  var styleName = styleSel ? (styleSel.value||"") : "";
  var pal = palettesForStyle(styleName);

  // intensity derived but kept subtle
  var loI = clamp(bands.lo*1.1, 0, 1);
  var midI = clamp(bands.mid*1.0, 0, 1);
  var hiI = clamp(bands.hi*0.9, 0, 1);

  // curve influence: gentle vertical bias
  var ph = 0;
  if (ctx){ ph = (ctx.currentTime * 0.04) % 1; }
  var bend = curveAt(ph) * 0.5; // -0.5..0.5

  // soft layered gradients
  function layer(y0,y1,cBase,intensity){
    var g = vizCtx2d.createLinearGradient(0,y0,0,y1);
    var c1 = colorMix([10,10,12], cBase, clamp(0.15 + intensity*0.55,0,1));
    var c2 = colorMix([6,6,8],  cBase, clamp(0.10 + intensity*0.40,0,1));
    g.addColorStop(0, rgb(c1));
    g.addColorStop(1, rgb(c2));
    vizCtx2d.fillStyle = g;
    vizCtx2d.fillRect(0,y0,w,y1-y0);
  }

  var yLo0 = h*0.62 + bend*h*0.05;
  var yMid0 = h*0.34 + bend*h*0.03;
  var yHi0 = h*0.12 + bend*h*0.02;

  layer(yLo0, h, pal[0], loI);
  layer(yMid0, yLo0, pal[1], midI);
  layer(0, yMid0, pal[2], hiI);

  // subtle "breathing" geometry: a few soft ribbons
  vizCtx2d.globalAlpha = 0.22;
  vizCtx2d.lineWidth = 2.0;
  vizCtx2d.lineCap = "round";

  function ribbon(yBase, amp, c){
    vizCtx2d.strokeStyle = rgb(c);
    vizCtx2d.beginPath();
    for (var x=0; x<=w; x+=8){
      var t = x / w;
      var y = yBase + Math.sin((t*2*Math.PI) + ph*2*Math.PI) * amp;
      y += bend * 14 * Math.sin(t*1.3*Math.PI);
      if (x===0) vizCtx2d.moveTo(x,y);
      else vizCtx2d.lineTo(x,y);
    }
    vizCtx2d.stroke();
  }

  ribbon(h*0.75, 10 + loI*18, colorMix(pal[0],[18,18,22],0.25));
  ribbon(h*0.48, 7 + midI*14, colorMix(pal[1],[18,18,22],0.25));
  ribbon(h*0.22, 5 + hiI*10, colorMix(pal[2],[18,18,22],0.25));

  vizCtx2d.globalAlpha = 1.0;
}

function drawCurve(){
  if (!curveCanvas || !curveCtx2d) return;
  var w = curveCanvas.width;
  var h = curveCanvas.height;

  curveCtx2d.clearRect(0,0,w,h);

  // background
  curveCtx2d.globalAlpha = 1.0;
  curveCtx2d.fillStyle = "rgb(6,6,6)";
  curveCtx2d.fillRect(0,0,w,h);

  // center line
  curveCtx2d.strokeStyle = "rgb(30,30,34)";
  curveCtx2d.lineWidth = 1;
  curveCtx2d.beginPath();
  curveCtx2d.moveTo(0, h/2);
  curveCtx2d.lineTo(w, h/2);
  curveCtx2d.stroke();

  // curve
  curveCtx2d.lineWidth = 2.2;
  curveCtx2d.lineCap = "round";
  curveCtx2d.strokeStyle = "rgb(210,210,210)";
  curveCtx2d.globalAlpha = 0.85;

  curveCtx2d.beginPath();
  for (var i=0;i<curveArr.length;i++){
    var x = (i/(curveArr.length-1))*w;
    var y = (h/2) - (curveArr[i] * (h*0.34));
    if (i===0) curveCtx2d.moveTo(x,y);
    else curveCtx2d.lineTo(x,y);
  }
  curveCtx2d.stroke();

  // soft glow
  curveCtx2d.globalAlpha = 0.10;
  curveCtx2d.lineWidth = 6.5;
  curveCtx2d.beginPath();
  for (var j=0;j<curveArr.length;j++){
    var xx = (j/(curveArr.length-1))*w;
    var yy = (h/2) - (curveArr[j] * (h*0.34));
    if (j===0) curveCtx2d.moveTo(xx,yy);
    else curveCtx2d.lineTo(xx,yy);
  }
  curveCtx2d.stroke();

  curveCtx2d.globalAlpha = 1.0;
}

var dragCurve = false;

function curvePointer(e){
  if (!curveCanvas) return;
  var rect = curveCanvas.getBoundingClientRect();
  var px = (e.clientX - rect.left) / rect.width;
  var py = (e.clientY - rect.top) / rect.height;
  var idx = Math.round(clamp(px,0,1) * (curveArr.length-1));
  var val = clamp((0.5 - py) * 2.0, -1, 1);

  // "bend string": apply smooth influence around grab point
  var radius = 10;
  for (var i=0;i<curveArr.length;i++){
    var d = Math.abs(i-idx);
    if (d>radius) continue;
    var wgt = Math.cos((d/radius) * (Math.PI/2));
    curveArr[i] = curveArr[i] + (val - curveArr[i]) * (wgt*0.85);
  }
}

function initViz(){
  vizCanvas = root ? root.querySelector("[data-gg81-viz]") : null;
  curveCanvas = root ? root.querySelector("[data-gg81-curve]") : null;
  if (vizCanvas){ vizCtx2d = vizCanvas.getContext("2d"); }
  if (curveCanvas){ curveCtx2d = curveCanvas.getContext("2d"); }

  if (curveCanvas){
    curveCanvas.addEventListener("pointerdown", function(e){
      dragCurve = true;
      curveCanvas.setPointerCapture(e.pointerId);
      curvePointer(e);
    }, {passive:true});
    curveCanvas.addEventListener("pointermove", function(e){
      if (!dragCurve) return;
      curvePointer(e);
    }, {passive:true});
    curveCanvas.addEventListener("pointerup", function(e){
      dragCurve = false;
      try{ curveCanvas.releasePointerCapture(e.pointerId); }catch(ex){}
    }, {passive:true});
    curveCanvas.addEventListener("pointercancel", function(){
      dragCurve = false;
    }, {passive:true});
  }

  function raf(){
    vizRAF = window.requestAnimationFrame(raf);
    drawViz();
    drawCurve();
  }
  if (!vizRAF) raf();
}

// hook into existing boot
var _bootOld = boot;
boot = function(){
  _bootOld();
  // apply preset/style after UI exists
  try{
    bpmSmooth = clamp(readInt(bpmEl, 80), 10, 220);
    bpmTarget = bpmSmooth;
    applyPreset();
    applyStyle();
    if (presetSel) presetSel.addEventListener("change", function(){ applyPreset(); applyStyle(); buildAll(); }, true);
    if (styleSel) styleSel.addEventListener("change", function(){ applyStyle(); buildAll(); }, true);
    buildAll();
  }catch(e){}
  try{ initViz(); }catch(e){}
};


// Melody bias hook: gentle degree shift using curve
var _pickNoteForCharOld = pickNoteForChar;
pickNoteForChar = function(ch, keyName){
  var info = _pickNoteForCharOld(ch, keyName);
  if (!ctx) return info;

  // very subtle, stay musical: shift by -1..+1 semitone within scale by adjusting midi +/- 2 semitones max
  var ph = (ctx.currentTime * 0.06) % 1;
  var bend = curveAt(ph);

  if (Math.abs(bend) > 0.12){
    var shift = (bend > 0) ? 1 : -1;
    // keep within a small range
    info.midi = info.midi + (shift * 2);
    if (info.mate !== null){ info.mate = info.mate + (shift * 2); }
  }
  return info;
};

})();
//# sourceURL=glossogen91-script-js-after
/* ]]> */
</script>
<script type="text/javascript" id="rwttt-script-js-after">
/* <![CDATA[ */
(function(){
"use strict";

function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }
function isPunct(ch){ return ch==="." || ch==="," || ch==="!" || ch==="?" || ch===";" || ch===":"; }
function isSpace(ch){ return ch===" " || ch==="\n" || ch==="\t"; }

function charToIndex(ch){
  if (!ch || !ch.length) return 0;
  var code = ch.charCodeAt(0);
  if (code >= 65 && code <= 90) return code - 65;
  if (code >= 97 && code <= 122) return code - 97;
  if (code === 1025 || code === 1105) return 6;
  if (code >= 1040 && code <= 1071) return code - 1040;
  if (code >= 1072 && code <= 1103) return code - 1072;
  if (code >= 48 && code <= 57) return code - 48;
  return (code % 29);
}

function midiToHz(m){ return 440 * Math.pow(2, (m - 69) / 12); }
function midiName(m){
  var names = ["C","C#","D","D#","E","F","F#","G","G#","A","A#","B"];
  var n = ((m % 12) + 12) % 12;
  var o = Math.floor(m / 12) - 1;
  return names[n] + o;
}

var SCALES = {
  Cmaj: { tonicMidi: 60, degrees: [0,2,4,5,7,9,11] },
  Amin: { tonicMidi: 57, degrees: [0,2,3,5,7,8,10] },
  Dmin: { tonicMidi: 62, degrees: [0,2,3,5,7,9,10] },
  Emin: { tonicMidi: 64, degrees: [0,2,3,5,7,8,10] }
};

var PROG_MAJOR = [0,4,5,3];
var PROG_MINOR = [0,5,2,6];

function createImpulseResponse(context, seconds, decay){
  var rate = context.sampleRate;
  var length = Math.max(1, Math.floor(rate * seconds));
  var impulse = context.createBuffer(2, length, rate);
  for (var ch = 0; ch < 2; ch++){
    var data = impulse.getChannelData(ch);
    for (var i = 0; i < length; i++){
      var x = (length - i) / length;
      data[i] = (Math.random() * 2 - 1) * Math.pow(x, decay);
    }
  }
  return impulse;
}

function getChordDegrees(isMinor, progIndex){
  var rootDeg = isMinor ? PROG_MINOR[progIndex % PROG_MINOR.length] : PROG_MAJOR[progIndex % PROG_MAJOR.length];
  return [rootDeg, (rootDeg + 2) % 7, (rootDeg + 4) % 7];
}

function pickNoteForChar(ch, keyName, progIndex){
  var key = SCALES[keyName] || SCALES.Amin;
  var degrees = key.degrees;
  var isMinor = (keyName.indexOf("min") !== -1);

  var idx = charToIndex(ch);
  var chordDegs = getChordDegrees(isMinor, progIndex);

  var r = (idx * 1103515245 + 12345) & 0x7fffffff;
  var t = (r % 1000) / 1000;

  var degIndex = (t < 0.80) ? chordDegs[idx % 3] : (idx % 7);

  var octaveShift = (Math.floor(idx / 7) % 2);
  var base = key.tonicMidi + degrees[degIndex] + (12 * octaveShift);

  while (base < 57) base += 12;
  while (base > 76) base -= 12;

  var mate = null;
  if (t > 0.90){
    var mateDeg = chordDegs[(idx + 1) % 3];
    mate = key.tonicMidi + degrees[mateDeg] + (12 * octaveShift);
    while (mate < 57) mate += 12;
    while (mate > 76) mate -= 12;
  }

  return { midi: base, mate: mate, isMinor: isMinor };
}

function initWidget(root){
  if (!root || root.__rwttt_inited) return;
  root.__rwttt_inited = true;

  var AC = window.AudioContext || window.webkitAudioContext;

  var btnArm = root.querySelector("[data-arm]");
  var btnPlay = root.querySelector("[data-play]");
  var btnStop = root.querySelector("[data-stop]");
  var btnClear = root.querySelector("[data-clear]");

  var inp = root.querySelector("[data-inp]");
  var statusEl = root.querySelector("[data-status]");
  var notesEl = root.querySelector("[data-notes]");
  var lastEl = root.querySelector("[data-last]");
  var lastNoteEl = root.querySelector("[data-lastnote]");

  var keySel = root.querySelector("[data-key]");
  var bpmEl = root.querySelector("[data-bpm]");
  var echoEl = root.querySelector("[data-echo]");
  var revEl = root.querySelector("[data-rev]");

  var echoLine = root.querySelector("[data-echoline]");
  var echoLayer = root.querySelector("[data-echolayer]");

  var ctx = null;
  var armed = false;

  var master = null;
  var dry = null;
  var delay = null;
  var fb = null;
  var lp = null;
  var convolver = null;
  var wet = null;
  var convGain = null;

  var progIndex = 0;

  var buffer = [];
  var loopStartPerf = 0;
  var loopLenMs = 0;
  var schedulerId = 0;
  var nextScanMs = 0;
  var playing = false;

  function setStatus(s){ if (statusEl) statusEl.textContent = s; }

  function initAudio(){
    if (ctx) return true;
    if (!AC) return false;

    ctx = new AC();

    master = ctx.createGain();
    master.gain.value = 0.35;
    master.connect(ctx.destination);

    dry = ctx.createGain();
    dry.gain.value = 1.0;
    dry.connect(master);

    delay = ctx.createDelay(1.0);
    delay.delayTime.value = 0.18;

    fb = ctx.createGain();
    fb.gain.value = 0.35;

    lp = ctx.createBiquadFilter();
    lp.type = "lowpass";
    lp.frequency.value = 2200;

    convolver = ctx.createConvolver();
    convolver.buffer = createImpulseResponse(ctx, 1.35, 2.6);

    convGain = ctx.createGain();
    convGain.gain.value = 0.65;

    wet = ctx.createGain();
    wet.gain.value = 0.28;

    dry.connect(convolver);
    convolver.connect(convGain);
    convGain.connect(wet);
    wet.connect(master);

    dry.connect(delay);
    delay.connect(lp);
    lp.connect(master);
    lp.connect(fb);
    fb.connect(delay);

    applyParams();
    return true;
  }

  function resume(cb){
    if (!ctx){ cb(false); return; }
    if (ctx.state === "suspended"){
      ctx.resume().then(function(){ cb(true); }).catch(function(){ cb(false); });
    } else cb(true);
  }

  function applyParams(){
    if (!ctx) return;

    var e = parseFloat(echoEl && echoEl.value ? echoEl.value : "0.35");
    e = clamp(e, 0, 0.95);
    fb.gain.value = clamp(e * 0.70, 0, 0.70);

    var r = parseFloat(revEl && revEl.value ? revEl.value : "0.28");
    wet.gain.value = clamp(r, 0, 1);

    var bpm = parseInt(bpmEl && bpmEl.value ? bpmEl.value : "92", 10);
    if (!isFinite(bpm) || bpm < 40) bpm = 40;
    if (bpm > 200) bpm = 200;

    var beatsPerLoop = 8;
    var msPerBeat = 60000 / bpm;
    loopLenMs = msPerBeat * beatsPerLoop;

    if (loopLenMs < 1200) loopLenMs = 1200;
  }

  function envGain(g, t0, vel, hold){
    var a = 0.004;
    var d = 0.09;
    var s = clamp(vel * 0.34, 0.06, 0.42);
    var r = clamp(0.26 + (hold * 1.0), 0.22, 1.25);

    g.gain.cancelScheduledValues(t0);
    g.gain.setValueAtTime(0.0001, t0);
    g.gain.linearRampToValueAtTime(vel, t0 + a);
    g.gain.exponentialRampToValueAtTime(Math.max(0.0001, s), t0 + a + d);

    var tOff = t0 + a + d + hold;
    g.gain.setValueAtTime(Math.max(0.0001, s), tOff);
    g.gain.exponentialRampToValueAtTime(0.0001, tOff + r);
    return tOff + r;
  }

  function playPianoLike(freq, vel, hold, when){
    if (!ctx) return;

    var t0 = when;

    var out = ctx.createGain();
    out.connect(dry);

    var osc = ctx.createOscillator();
    osc.type = "triangle";
    osc.frequency.setValueAtTime(freq, t0);
    osc.detune.setValueAtTime((Math.random() * 6 - 3), t0);

    var f = ctx.createBiquadFilter();
    f.type = "lowpass";
    f.frequency.setValueAtTime(2400, t0);
    f.Q.setValueAtTime(0.7, t0);

    osc.connect(f);
    f.connect(out);

    var noiseBuf = ctx.createBuffer(1, Math.floor(ctx.sampleRate * 0.02), ctx.sampleRate);
    var nd = noiseBuf.getChannelData(0);
    for (var i = 0; i < nd.length; i++){
      nd[i] = (Math.random() * 2 - 1) * (1 - (i / nd.length));
    }

    var ns = ctx.createBufferSource();
    ns.buffer = noiseBuf;

    var nf = ctx.createBiquadFilter();
    nf.type = "highpass";
    nf.frequency.setValueAtTime(1400, t0);

    var ng = ctx.createGain();
    ng.gain.setValueAtTime(vel * 0.18, t0);

    ns.connect(nf);
    nf.connect(ng);
    ng.connect(out);

    var endT = envGain(out, t0, vel, hold);

    osc.start(t0);
    ns.start(t0);

    osc.stop(endT + 0.05);
    ns.stop(t0 + 0.03);

    osc.onended = function(){
      try{ out.disconnect(); }catch(e){}
      try{ f.disconnect(); }catch(e){}
    };
  }

  function placeGhost(ch){
    if (!echoLayer) return;
    if (!ch) return;

    var el = document.createElement("span");
    el.className = "rwttt-ghost";
    el.textContent = ch;

    var w = echoLayer.clientWidth || 300;
    var h = echoLayer.clientHeight || 80;

    var x = Math.floor(Math.random() * (w - 10));
    var y = Math.floor(Math.random() * (h - 18));

    el.style.left = String(x) + "px";
    el.style.top = String(y) + "px";

    echoLayer.appendChild(el);

    window.setTimeout(function(){
      try{ if (el && el.parentNode) el.parentNode.removeChild(el); }catch(e){}
    }, 2800);
  }

  function updateEchoLine(ch){
    if (!echoLine) return;

    var v = echoLine.textContent || "";

    if (ch === "\n") ch = "↵";
    if (ch === "\t") ch = "⇥";

    if (ch === " ") v += " ";
    else v += ch;

    if (v.length > 220){
      v = v.substring(v.length - 220);
    }
    echoLine.textContent = v;
  }

  function addToBuffer(ch){
    applyParams();

    if (!loopStartPerf) loopStartPerf = performance.now();

    var t = performance.now();
    var rel = (t - loopStartPerf) % loopLenMs;

    var quant = loopLenMs / 32;
    var q = Math.round(rel / quant) * quant;

    if (isPunct(ch)){
      progIndex = (progIndex + 1) % 4;
    }

    var keyName = keySel ? (keySel.value || "Amin") : "Amin";

    buffer.push({ t: q, ch: ch, key: keyName, prog: progIndex, _stamp: "" });

    if (buffer.length > 640){
      buffer.splice(0, buffer.length - 640);
    }

    if (notesEl) notesEl.textContent = String(buffer.length);
    if (lastEl) lastEl.textContent = (ch === " ") ? "space" : ch;

    placeGhost((ch === " ") ? "·" : ch);
    updateEchoLine(ch);
  }

  function scheduleAhead(){
    if (!playing || !ctx) return;

    applyParams();

    var lookAheadMs = 180;
    var scanEveryMs = 55;

    var nowPerf = performance.now();

    if (nowPerf < nextScanMs) return;
    nextScanMs = nowPerf + scanEveryMs;

    if (!loopStartPerf) loopStartPerf = nowPerf;

    var msIntoLoop = (nowPerf - loopStartPerf) % loopLenMs;
    var msTarget = msIntoLoop + lookAheadMs;

    var base = ctx.currentTime + 0.02;

    for (var i = 0; i < buffer.length; i++){
      var ev = buffer[i];
      var t = ev.t;

      var willPlay = false;
      var offsetMs = 0;

      if (msTarget < loopLenMs){
        if (t >= msIntoLoop && t < msTarget){
          willPlay = true;
          offsetMs = t - msIntoLoop;
        }
      } else {
        var wrapTarget = msTarget - loopLenMs;
        if (t >= msIntoLoop || t < wrapTarget){
          willPlay = true;
          offsetMs = (t >= msIntoLoop) ? (t - msIntoLoop) : ((loopLenMs - msIntoLoop) + t);
        }
      }

      if (!willPlay) continue;

      var stamp = String(Math.round((nowPerf + offsetMs) / 10));
      if (ev._stamp === stamp) continue;
      ev._stamp = stamp;

      var when = base + (offsetMs / 1000);

      var ch = ev.ch;
      var keyName = ev.key || "Amin";
      var prog = ev.prog || 0;

      if (isSpace(ch)){
        var bass = (SCALES[keyName] || SCALES.Amin).tonicMidi - 12;
        playPianoLike(midiToHz(bass), 0.10, 0.06, when);
        continue;
      }

      if (isPunct(ch)){
        var k = SCALES[keyName] || SCALES.Amin;
        var isMinor = (keyName.indexOf("min") !== -1);
        var chordDegs = getChordDegrees(isMinor, prog);
        var degs = k.degrees;

        var m0 = k.tonicMidi + degs[chordDegs[0]];
        var m1 = k.tonicMidi + degs[chordDegs[1]];
        var m2 = k.tonicMidi + degs[chordDegs[2]];

        while (m0 < 57){ m0 += 12; m1 += 12; m2 += 12; }
        while (m0 > 76){ m0 -= 12; m1 -= 12; m2 -= 12; }

        playPianoLike(midiToHz(m0), 0.12, 0.07, when + 0.00);
        playPianoLike(midiToHz(m1), 0.11, 0.06, when + 0.05);
        playPianoLike(midiToHz(m2), 0.10, 0.06, when + 0.10);
        continue;
      }

      var info = pickNoteForChar(ch, keyName, prog);

      if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);

      playPianoLike(midiToHz(info.midi), 0.14, 0.08, when);

      if (info.mate !== null){
        playPianoLike(midiToHz(info.mate), 0.08, 0.07, when + 0.02);
      }
    }
  }

  function start(){
    if (!ctx){ setStatus("no audio"); return; }
    if (playing) return;

    applyParams();

    playing = true;
    setStatus("playing");
    nextScanMs = 0;

    if (schedulerId) window.clearInterval(schedulerId);
    schedulerId = window.setInterval(scheduleAhead, 40);
    scheduleAhead();
  }

  function stop(){
    playing = false;
    if (schedulerId){ window.clearInterval(schedulerId); schedulerId = 0; }
    setStatus(armed ? "armed" : "locked");
  }

  function clearAll(){
    stop();
    buffer = [];
    loopStartPerf = performance.now();
    progIndex = 0;
    if (notesEl) notesEl.textContent = "0";
    if (echoLine) echoLine.textContent = "";
    if (lastEl) lastEl.textContent = "-";
    if (lastNoteEl) lastNoteEl.textContent = "-";
  }

  function arm(){
    if (!initAudio()){ setStatus("no audio"); return; }
    resume(function(ok){
      if (!ok){ setStatus("blocked"); return; }
      armed = true;
      setStatus("armed");
      if (inp) inp.focus();
      playPianoLike(midiToHz(69), 0.10, 0.06, ctx.currentTime + 0.01);
    });
  }

  if (btnArm){
    btnArm.addEventListener("click", function(){ arm(); }, true);
  }

  if (btnPlay){
    btnPlay.addEventListener("click", function(){
      if (!ctx){ arm(); return; }
      resume(function(ok){
        if (!ok){ setStatus("blocked"); return; }
        start();
        if (inp) inp.focus();
      });
    }, true);
  }

  if (btnStop){
    btnStop.addEventListener("click", function(){
      stop();
      if (inp) inp.focus();
    }, true);
  }

  if (btnClear){
    btnClear.addEventListener("click", function(){
      clearAll();
      if (inp) inp.value = "";
      if (inp) inp.focus();
    }, true);
  }

  function onParam(){ applyParams(); }

  if (bpmEl) bpmEl.addEventListener("input", onParam, true);
  if (echoEl) echoEl.addEventListener("input", onParam, true);
  if (revEl) revEl.addEventListener("input", onParam, true);

  if (keySel){
    keySel.addEventListener("change", function(){ progIndex = 0; }, true);
  }

  if (inp){
    inp.addEventListener("pointerdown", function(){ if (!armed) arm(); }, true);

    inp.addEventListener("keydown", function(e){
      if (e.ctrlKey || e.metaKey || e.altKey) return;
      if (!ctx) return;

      var k = e.key;
      if (!k) return;

      if (k === "Backspace") return;

      if (k === "Enter") k = "\n";
      if (k === "Tab") k = "\t";

      if (k.length === 1){
        addToBuffer(k);

        resume(function(ok){
          if (!ok) return;

          var keyName = keySel ? (keySel.value || "Amin") : "Amin";
          var info = pickNoteForChar(k, keyName, progIndex);

          playPianoLike(midiToHz(info.midi), 0.16, 0.08, ctx.currentTime + 0.001);

          if (info.mate !== null){
            playPianoLike(midiToHz(info.mate), 0.10, 0.07, ctx.currentTime + 0.02);
          }

          if (lastNoteEl) lastNoteEl.textContent = midiName(info.midi);
        });
      }
    }, true);
  }

  setStatus("locked");
  if (notesEl) notesEl.textContent = "0";
}

function boot(){
  var nodes = document.querySelectorAll("[data-rwttt]");
  for (var i = 0; i < nodes.length; i++){
    initWidget(nodes[i]);
  }
}

if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
else boot();

})();
//# sourceURL=rwttt-script-js-after
/* ]]> */
</script>
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{"baseUrl":"https://s.w.org/images/core/emoji/17.0.2/72x72/","ext":".png","svgUrl":"https://s.w.org/images/core/emoji/17.0.2/svg/","svgExt":".svg","source":{"concatemoji":"https://raksha.world/wp-includes/js/wp-emoji-release.min.js?ver=6.9"}}
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                   || location.search.indexOf('customize_changeset_uuid') !== -1;
  if (!IS_IG || IS_CUSTOMIZER) return;

  // Работаем только в области постов (не трогаем шапку/меню/страницы без ленты)
  var container = document.getElementById('masonry') || document.querySelector('.site-main');
  if (!container) return;

  // Класс для точечного CSS в IG
  document.documentElement.classList.add('ig-webview');
  document.body.classList.add('ig-webview');

  var startX=0, startY=0, startT=0, moved=false;

  container.addEventListener('touchstart', function(e){
    if (e.touches && e.touches.length > 1) return; // мультитач
    var t = e.touches ? e.touches[0] : e;
    startX = t.clientX; startY = t.clientY; startT = Date.now(); moved = false;
  }, {passive:true});

  container.addEventListener('touchmove', function(e){
    var t = e.touches ? e.touches[0] : e;
    if (Math.abs(t.clientX - startX) > 10 || Math.abs(t.clientY - startY) > 10) moved = true; // скролл
  }, {passive:true});

  container.addEventListener('touchend', function(e){
    // Игнорируем скролл, долгий тап, клики по настоящим ссылкам/кнопкам/формам
    if (moved) return;
    if (Date.now() - startT > 450) return;
    var target = e.target;
    if (target.closest('a, button, input, textarea, select, label')) return;

    var fig = target.closest('figure.portfolio-item');
    if (!fig) return;
    var a = fig.querySelector('.entry-title a, a[href]');
    if (a && a.href) {
      // Безопасный переход (даём браузеру закончить текущее событие)
      requestAnimationFrame(function(){ window.location.href = a.href; });
    }
  }, {passive:true});
})();
</script>

<!-- Burger: ultra-safe toggle (не мешает кастомайзеру) -->
<script>
(function(){
  // Не работать в Customizer preview
  var IS_CUSTOMIZER = document.body.classList.contains('customize-preview')
                   || location.search.indexOf('customize_changeset_uuid') !== -1;
  if (IS_CUSTOMIZER) return;

  var wrapper = document.getElementById('menu-wrapper');
  var icon    = document.getElementById('menu-icon');
  if (!wrapper || !icon) return;

  // Если #menu-icon завернут в <a>, убираем переход
  var link = icon.closest('a');
  if (link) link.setAttribute('href','javascript:void(0)');

  function openMenu(){ wrapper.classList.add('open');  icon.setAttribute('aria-expanded','true'); }
  function closeMenu(){ wrapper.classList.remove('open'); icon.setAttribute('aria-expanded','false'); }
  function toggleMenu(e){ if (e) e.preventDefault(); wrapper.classList.contains('open') ? closeMenu() : openMenu(); }

  // Делаем #menu-icon «кнопкой»
  icon.setAttribute('role','button');
  icon.setAttribute('aria-controls','menu-wrapper');
  icon.setAttribute('aria-expanded','false');

  // Клики по самому #menu-icon и по родительской ссылке
  [icon, link].forEach(function(el){
    if (!el) return;
    el.addEventListener('click', toggleMenu);
    el.addEventListener('keydown', function(e){
      if (e.key === 'Enter' || e.key === ' ') { e.preventDefault(); toggleMenu(e); }
    });
  });

  // Делегирование на случай клика по дочерним <span>
  document.addEventListener('click', function(e){
    var insideIcon = e.target.closest('#menu-icon');
    if (insideIcon && (e.target !== icon)) {
      e.preventDefault();
      toggleMenu(e);
    }
  });

  // Клик вне меню — закрыть
  document.addEventListener('click', function(e){
    if (!wrapper.classList.contains('open')) return;
    if (e.target.closest('#menu-wrapper') || e.target.closest('#menu-icon')) return;
    closeMenu();
  }, true);

  // Esc закрывает
  document.addEventListener('keydown', function(e){
    if (e.key === 'Escape') closeMenu();
  });

  // На ресайз убираем «залипание»
  window.addEventListener('resize', function(){
    if (window.matchMedia('(min-width: 992px)').matches) closeMenu();
  });
})();
</script>

</body>
</html>