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UI SHOUT DAW.html
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4249 lines (3916 loc) · 208 KB
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>UI SHOUT</title>
<style>
*{margin:0;padding:0;box-sizing:border-box}
:root{
--bg:#1c1c1e;--bg-dark:#111113;--bg-panel:#272729;--bg-panel2:#2f2f32;--bg-lift:#383840;
--acc:#ff9f0a;--acc2:#30d158;--acc3:#ff375f;--acc4:#5ac8fa;--acc5:#bf5af2;
--txt:#f0f0f0;--dim:#8e8e93;--faint:#3a3a3c;--border:#3a3a3c;--bright:#58585c;
--red:#ff453a;--grn:#30d158;--yel:#ffd60a;--org:#ff9f0a;--pink:#ff375f;--pur:#bf5af2;--cyn:#5ac8fa;
--hh:56px;--th:32px;--trh:74px;--rh:26px;
}
html{height:100%}
body{font-family:-apple-system,'SF Pro Text',system-ui,sans-serif;background:var(--bg-dark);color:var(--txt);overflow:hidden;height:100%;min-height:600px;display:flex;flex-direction:column;font-size:12px;-webkit-font-smoothing:antialiased;user-select:none}
/* ── HEADER ── */
#hdr{height:var(--hh);background:linear-gradient(180deg,#28282c 0%,#1c1c20 100%);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 10px;gap:8px;flex-shrink:0;z-index:200}
.tbtn{width:32px;height:32px;border-radius:6px;border:1px solid var(--border);background:var(--bg-panel);color:var(--txt);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:13px;transition:all .12s}
.tbtn:hover{background:var(--bg-lift);border-color:var(--bright)}
.tbtn.rec{color:var(--red);border-color:#2a1010}
.tbtn.rec.on{background:var(--red);color:#fff;box-shadow:0 0 12px rgba(255,69,58,.5)}
.tbtn.play{color:var(--grn);border-color:#102210}
.tbtn.play.on{background:var(--grn);color:#000}
.tbtn.act{background:var(--acc);color:#000;border-color:var(--acc)}
.disp{background:#000;padding:5px 10px;border-radius:5px;font-family:'SF Mono','Courier New',monospace;font-size:12px;border:1px solid var(--border);min-width:80px;text-align:center}
.disp.green{color:var(--grn)}
.disp.blue{color:var(--cyn)}
.sep{width:1px;height:26px;background:var(--border);margin:0 3px}
.ctrl{display:flex;align-items:center;gap:5px;padding:3px 8px;background:var(--bg-dark);border-radius:5px;border:1px solid var(--border)}
.ctrl label{color:var(--dim);font-size:9px;text-transform:uppercase;letter-spacing:.5px}
.ctrl input[type=number],.ctrl select{background:transparent;border:none;color:var(--txt);font-size:12px;width:46px;text-align:center;outline:none;font-family:'SF Mono',monospace}
.ctrl select{width:60px;cursor:pointer}
.tool{padding:4px 10px;background:var(--bg-panel);border:1px solid var(--border);color:var(--dim);border-radius:4px;cursor:pointer;font-size:11px;font-weight:600;transition:all .12s;white-space:nowrap}
.tool:hover{background:var(--bg-lift);color:var(--txt)}
.tool.on{background:var(--acc);color:#000;border-color:var(--acc)}
.tool.on.g{background:var(--grn);border-color:var(--grn)}
.tool.on.r{background:var(--red);border-color:var(--red);color:#fff}
/* ── TABS ── */
#tabs{height:var(--th);background:var(--bg-dark);border-bottom:1px solid var(--border);display:flex;align-items:flex-end;padding:0 14px;gap:2px;flex-shrink:0}
.vtab{padding:5px 16px;border-radius:5px 5px 0 0;cursor:pointer;font-size:11px;font-weight:700;color:var(--dim);background:transparent;border:1px solid transparent;border-bottom:none;transition:all .12s;letter-spacing:.3px}
.vtab:hover{color:var(--txt);background:var(--bg-panel)}
.vtab.on{color:var(--txt);background:var(--bg-panel);border-color:var(--border)}
/* ── VIEWS ── */
#views{flex:1;overflow:hidden;display:flex;flex-direction:column}
.view{display:none;flex:1;overflow:hidden}
.view.on{display:flex}
/* ── ARRANGE ── */
#arrView{flex-direction:row}
/* Track headers */
#thWrap{width:252px;flex-shrink:0;background:var(--bg-panel);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}
#thRuler{height:var(--rh);background:var(--bg-dark);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 8px;flex-shrink:0}
#thList{flex:1;overflow-y:auto;overflow-x:hidden}
.add-tr{display:flex;align-items:center;gap:6px;padding:9px 10px;background:transparent;border:none;border-top:1px solid var(--border);color:var(--dim);cursor:pointer;font-size:11px;width:100%;transition:all .12s}
.add-tr:hover{background:var(--bg-panel2);color:var(--acc)}
.trh{height:var(--trh);background:var(--bg-panel);border-bottom:1px solid var(--border);display:flex;flex-direction:column;padding:5px 7px;cursor:pointer;transition:background .12s;position:relative}
.trh-drag{cursor:grab;color:var(--faint);font-size:11px;padding:0 3px;user-select:none;line-height:1}
.trh-drag:active{cursor:grabbing}
.trh.drag-over{border-top:2px solid var(--acc);}
.trh:hover{background:var(--bg-panel2)}
.trh.sel{background:#1e2f3d;border-left:2px solid var(--acc4)}
.trh.muted{opacity:.55}
.trhT{display:flex;align-items:center;gap:4px;margin-bottom:4px}
.ticon{width:20px;height:20px;border-radius:3px;display:flex;align-items:center;justify-content:center;font-size:10px;flex-shrink:0}
.tname{flex:1;background:transparent;border:none;color:var(--txt);font-size:11px;font-weight:700;outline:none;cursor:pointer}
.tcbs{display:flex;gap:2px}
.cb{width:18px;height:18px;border-radius:3px;border:none;font-size:7px;font-weight:900;cursor:pointer;transition:all .1s;display:flex;align-items:center;justify-content:center}
.cb.M{background:#241800;color:var(--org)}
.cb.M.on{background:var(--org);color:#000}
.cb.S{background:#001a0e;color:var(--grn)}
.cb.S.on{background:var(--grn);color:#000}
.cb.R{background:#200000;color:var(--red)}
.cb.R.on{background:var(--red);color:#fff;box-shadow:0 0 5px rgba(255,69,58,.5)}
.cb.A{background:#00101a;color:var(--cyn)}
.cb.A.on{background:var(--cyn);color:#000}
.trhB{display:flex;align-items:center;gap:5px}
.vu{flex:1;height:5px;background:#000;border-radius:2px;overflow:hidden}
.vuf{height:100%;width:0%;background:linear-gradient(90deg,var(--grn) 0%,var(--yel) 75%,var(--red) 100%);transition:width .04s}
input.sl{height:3px;border-radius:2px;outline:none;-webkit-appearance:none;background:var(--bg-lift);cursor:pointer}
input.sl::-webkit-slider-thumb{-webkit-appearance:none;width:9px;height:9px;border-radius:50%;background:var(--txt);cursor:pointer}
input.sl.v{width:50px;accent-color:var(--txt)}
input.sl.p{width:36px;accent-color:var(--acc4)}
.auto-btn{width:14px;height:14px;border-radius:3px;border:none;background:var(--bg-lift);color:var(--dim);font-size:7px;cursor:pointer;font-weight:900}
.auto-btn.on{background:var(--pur);color:#fff}
/* Timeline */
#tlWrap{flex:1;display:flex;flex-direction:column;overflow:hidden;position:relative}
#markerRow{height:20px;background:#111115;border-bottom:1px solid var(--border);flex-shrink:0;position:relative;overflow:hidden}
#ruler{height:var(--rh);background:var(--bg-dark);border-bottom:1px solid var(--border);flex-shrink:0;position:sticky;top:0;z-index:50;cursor:pointer;overflow:hidden}
#rulerCvs{display:block}
#tlScroll{flex:1;overflow:auto;position:relative}
#tl{position:relative;min-height:100%}
#gridLines,#trackLanes,#autoLanes{position:absolute;top:0;left:0}
#autoLanes{pointer-events:none;z-index:5}
#playhead{position:absolute;top:0;bottom:0;width:2px;background:var(--red);z-index:100;pointer-events:none;box-shadow:0 0 5px var(--red)}
#playhead::before{content:'';position:absolute;top:0;left:-5px;border-left:6px solid transparent;border-right:6px solid transparent;border-top:8px solid var(--red)}
#loopBar{position:absolute;top:0;height:var(--rh);background:rgba(90,200,250,.12);border-left:2px solid var(--cyn);border-right:2px solid var(--cyn);z-index:45;pointer-events:none;display:none}
.trlane{height:var(--trh);border-bottom:1px solid var(--border);position:relative;background:var(--bg);overflow:visible}
.trlane:nth-child(even){background:#191a1c}
.trlane:hover{background:#1a1e22}
.autolane{height:36px;border-bottom:1px solid #222228;background:#0a0a0f;position:relative;overflow:hidden;cursor:crosshair}
.gl{position:absolute;top:0;bottom:0;width:1px;pointer-events:none}
.gl.bar{background:rgba(90,90,100,.4)}
.gl.beat{background:rgba(45,45,55,.6)}
.rgn{position:absolute;height:66px;top:4px;border-radius:4px;cursor:move;overflow:hidden;display:flex;flex-direction:column;padding:3px 5px;box-shadow:0 2px 8px rgba(0,0,0,.5);border-top:2px solid rgba(255,255,255,.25);transition:box-shadow .1s}
#trackLanes.tool-scissors .rgn{cursor:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Ctext y='20' font-size='20'%3E✂%3C/text%3E%3C/svg%3E") 4 20, crosshair}
#trackLanes.tool-mute .rgn{cursor:not-allowed}
.rgn:hover{box-shadow:0 2px 14px rgba(0,0,0,.7),0 0 0 1px rgba(255,255,255,.12)}
.rgn.sel{box-shadow:0 0 0 2px #fff!important}
.rgn.muted{opacity:.4}
.rlbl{font-size:9px;font-weight:800;color:rgba(255,255,255,.95);text-shadow:0 1px 2px rgba(0,0,0,.9);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rgn canvas{flex:1;width:100%;display:block}
.rrsz{position:absolute;right:0;top:0;bottom:0;width:7px;cursor:ew-resize;background:rgba(255,255,255,.08);opacity:0;transition:opacity .1s}
.rgn:hover .rrsz{opacity:1}
/* Marker */
.marker{position:absolute;top:0;height:20px;padding:0 5px;font-size:9px;font-weight:800;border-radius:3px;cursor:pointer;display:flex;align-items:center;white-space:nowrap;color:#000;z-index:10}
/* ── PIANO ROLL (dock) ── */
#prDock{height:260px;background:var(--bg-dark);border-top:2px solid var(--border);display:none;flex-direction:column;flex-shrink:0}
#prDock.open{display:flex}
#prHdr{height:30px;background:var(--bg-panel);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 10px;gap:8px;flex-shrink:0}
#prHdr .ttl{font-size:12px;font-weight:700}
#prBody{flex:1;display:flex;overflow:hidden}
#prKeys{width:62px;flex-shrink:0;background:#000;overflow:hidden}
#prKeysCvs{display:block}
#prGridWrap{flex:1;overflow:auto;position:relative}
#prGrid{display:block;cursor:crosshair}
#velRow{height:40px;background:#08080e;border-top:1px solid var(--border);flex-shrink:0;position:relative;overflow:hidden;cursor:ns-resize}
#velCvs{display:block}
/* ── MIXER ── */
#mixView{flex-direction:row;overflow-x:auto;align-items:stretch;background:var(--bg-dark);padding:10px 10px 0;gap:3px}
.mch{min-width:68px;max-width:68px;background:var(--bg-panel);border:1px solid var(--border);border-radius:7px;display:flex;flex-direction:column;align-items:center;padding:8px 4px;gap:5px;cursor:pointer;transition:border-color .12s;flex-shrink:0}
.mch.sel{border-color:var(--acc4)}
.mch.master{background:#16160e;border-color:var(--org)}
.mchclr{width:100%;height:3px;border-radius:2px;margin-bottom:2px}
.mchico{font-size:16px}
.mchnm{font-size:8px;font-weight:700;color:var(--dim);width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:center;padding:0 3px}
.meq{display:flex;gap:2px;height:28px;align-items:flex-end;padding:0 3px;width:100%}
.eqb{flex:1;border-radius:2px 2px 0 0;cursor:ns-resize;min-height:3px;transition:opacity .1s}
.eqb:hover{opacity:.7}
.eqb.lo{background:linear-gradient(180deg,var(--cyn) 0%,#0c2840 100%)}
.eqb.mi{background:linear-gradient(180deg,var(--grn) 0%,#082008 100%)}
.eqb.hi{background:linear-gradient(180deg,var(--org) 0%,#281400 100%)}
.minst{background:#000;border-radius:3px;width:100%;padding:2px;min-height:36px}
.mfx{font-size:7px;color:var(--dim);padding:2px 3px;background:var(--bg-panel2);border-radius:2px;margin-bottom:1px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;cursor:pointer}
.mfx:hover{background:var(--bg-lift);color:var(--txt)}
.mfxa{font-size:7px;color:var(--faint);text-align:center;padding:2px;cursor:pointer}
.mfxa:hover{color:var(--acc)}
.mbtns{display:flex;gap:2px}
.mb{width:16px;height:16px;border-radius:3px;border:none;font-size:6px;font-weight:900;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .1s}
.mb.M{background:#1c1000;color:var(--org)}.mb.M.on{background:var(--org);color:#000}
.mb.S{background:#001208;color:var(--grn)}.mb.S.on{background:var(--grn);color:#000}
.mfaderWrap{flex:1;width:100%;position:relative;min-height:130px;display:flex;gap:2px}
.mftrack{flex:1;background:#000;border-radius:6px;position:relative;overflow:visible;border:1px solid var(--border)}
.mfthumb{position:absolute;left:-7px;width:26px;height:16px;background:linear-gradient(180deg,#ddd 0%,#aaa 100%);border-radius:3px;cursor:ns-resize;box-shadow:0 2px 5px rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:2}
.mfthumb::after{content:'';width:16px;height:1px;background:#777;display:block}
.mvu{width:6px;background:#111;border-radius:3px;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end}
.mvuf{width:100%;background:linear-gradient(0deg,var(--red) 0%,var(--yel) 25%,var(--grn) 70%);transition:height .04s}
.mvolv{font-size:8px;color:var(--dim);font-family:monospace}
/* ── STEP SEQ ── */
#seqView{flex-direction:column;overflow:hidden}
#seqHdr{height:46px;background:var(--bg-panel);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 14px;gap:12px;flex-shrink:0}
#seqHdr h2{font-size:11px;font-weight:800;color:var(--dim);text-transform:uppercase;letter-spacing:1px}
#seqBody{flex:1;overflow-y:auto;padding:10px 14px;display:flex;flex-direction:column;gap:5px;background:var(--bg-dark)}
.srow{display:flex;align-items:center;gap:7px;height:46px}
.srlbl{width:116px;flex-shrink:0;display:flex;align-items:center;gap:6px;background:var(--bg-panel);border-radius:5px;padding:5px 8px;border:1px solid var(--border)}
.srico{font-size:14px}
.srnm{font-size:10px;font-weight:700;flex:1}
.ssteps{display:flex;gap:3px;flex:1}
.ss{flex:1;height:46px;border-radius:5px;background:var(--bg-panel);border:1px solid var(--border);cursor:pointer;transition:all .08s;position:relative;overflow:hidden}
.ss.on{border-color:transparent;box-shadow:0 2px 8px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.2)}
.ss.pl{box-shadow:0 0 0 2px #fff!important}
.ss.g4{margin-left:5px}
.srow.kick .ss.on{background:var(--pink)}
.srow.snare .ss.on{background:var(--org)}
.srow.hihat .ss.on{background:var(--cyn)}
.srow.clap .ss.on{background:var(--pur)}
.srow.open-hh .ss.on{background:var(--acc4)}
.srow.rim .ss.on{background:#ff6b35}
.srow.tom .ss.on{background:var(--yel)}
.srow.perc .ss.on{background:var(--grn)}
/* ── INSPECTOR ── */
#ins{width:220px;flex-shrink:0;background:var(--bg-dark);border-left:1px solid var(--border);display:none;flex-direction:column;overflow-y:auto}
#ins.open{display:flex}
.isec{border-bottom:1px solid var(--border);padding:9px 11px}
.itit{font-size:9px;font-weight:800;color:var(--dim);text-transform:uppercase;letter-spacing:.8px;margin-bottom:7px}
.irow{display:flex;justify-content:space-between;align-items:center;margin-bottom:5px;font-size:11px}
.ival{background:#000;padding:2px 6px;border-radius:3px;font-family:monospace;font-size:10px;color:var(--cyn);min-width:52px;text-align:right}
.adsr{display:grid;grid-template-columns:1fr 1fr;gap:5px}
.ak{display:flex;flex-direction:column;align-items:center;gap:2px}
.ak label{font-size:8px;color:var(--dim);text-transform:uppercase}
.ak input[type=range]{width:44px;accent-color:var(--acc)}
.ak .v{font-size:8px;color:var(--cyn);font-family:monospace}
.ps{background:var(--bg-panel2);border-radius:3px;padding:4px 7px;display:flex;justify-content:space-between;align-items:center;margin-bottom:3px;cursor:pointer;border:1px solid var(--border);font-size:10px;transition:background .1s}
.ps:hover{background:var(--bg-lift)}
.ps .pn{color:var(--cyn)}.ps .pb{color:var(--dim);font-size:8px}
.ksel{width:100%;background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:3px 6px;border-radius:4px;font-size:11px;outline:none;margin-bottom:4px}
/* ── KEYBOARD ── */
#kbDock{height:90px;background:#0a0a0c;border-top:1px solid var(--border);display:none;flex-direction:column;flex-shrink:0}
#kbDock.open{display:flex}
#kbHdr{height:22px;background:var(--bg-panel);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 10px;gap:10px;font-size:10px;color:var(--dim)}
#kbHdr span{color:var(--txt);font-weight:700;font-size:11px}
#kbBody{flex:1;overflow-x:auto;display:flex;align-items:flex-end;padding:4px 8px;gap:0}
.wkey{width:28px;height:60px;background:#e8e8e8;border:1px solid #aaa;border-top:1px solid #999;border-radius:0 0 4px 4px;cursor:pointer;position:relative;flex-shrink:0;transition:background .05s;display:flex;align-items:flex-end;justify-content:center;padding-bottom:3px}
.wkey:hover,.wkey.pressed{background:#c0d8f8}
.wkey.pressed{background:#5ac8fa}
.bkey{width:18px;height:38px;background:#1a1a1a;border:1px solid #000;border-radius:0 0 3px 3px;cursor:pointer;position:absolute;top:4px;z-index:2;transition:background .05s}
.bkey:hover,.bkey.pressed{background:#2a4060}
.bkey.pressed{background:#1a4080}
.kbl{position:absolute;bottom:2px;left:50%;transform:translateX(-50%);font-size:7px;color:var(--dim);white-space:nowrap}
.bkbl{position:absolute;bottom:2px;left:50%;transform:translateX(-50%);font-size:6px;color:#666;white-space:nowrap}
.wkey-wrap{position:relative;display:inline-block}
/* ── MODALS ── */
.moverlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.8);z-index:1000;align-items:center;justify-content:center;backdrop-filter:blur(4px)}
.moverlay.open{display:flex}
.mbox{background:var(--bg-panel);border:1px solid var(--bright);border-radius:12px;padding:22px;min-width:400px;box-shadow:0 24px 80px rgba(0,0,0,.8)}
.mtit{font-size:17px;font-weight:700;margin-bottom:16px}
.ttgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:14px}
.tto{padding:14px 6px;background:var(--bg-dark);border:2px solid var(--border);border-radius:7px;cursor:pointer;text-align:center;transition:all .12s}
.tto:hover{border-color:var(--acc)}.tto.sel{border-color:var(--acc);background:rgba(255,159,10,.1)}
.tto .ti{font-size:26px;margin-bottom:5px}.tto .tl{font-size:10px;font-weight:700}
.mfoot{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}
.mbtn{padding:8px 18px;border-radius:6px;border:none;cursor:pointer;font-size:12px;font-weight:700;transition:all .12s}
.mbtn.c{background:var(--bg-lift);color:var(--txt)}.mbtn.c:hover{background:var(--bright)}
.mbtn.o{background:var(--acc);color:#000}.mbtn.o:hover{background:#ffb52e}
input.mi{width:100%;padding:8px 11px;background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);border-radius:5px;font-size:12px;outline:none;margin-top:3px}
input.mi:focus{border-color:var(--acc4)}
/* ── CONTEXT MENU ── */
#ctx{display:none;position:fixed;z-index:2000;background:var(--bg-panel);border:1px solid var(--bright);border-radius:7px;padding:4px;min-width:150px;box-shadow:0 8px 32px rgba(0,0,0,.7)}
#ctx.open{display:block}
.ci{padding:6px 12px;border-radius:4px;cursor:pointer;font-size:11px;color:var(--txt);display:flex;justify-content:space-between}
.ci:hover{background:var(--acc);color:#000}
.ci.d:hover{background:var(--red);color:#fff}
.cs{height:1px;background:var(--border);margin:3px 6px}
.csk{font-size:9px;color:var(--dim);font-family:monospace}
.ci:hover .csk{color:rgba(0,0,0,.5)}
/* ── NOTIF ── */
#notif{position:fixed;bottom:16px;right:16px;background:var(--bg-panel);border:1px solid var(--bright);padding:8px 14px;border-radius:7px;font-size:11px;opacity:0;transition:opacity .25s;pointer-events:none;z-index:3000;max-width:260px}
#notif.show{opacity:1}
#errLog{position:fixed;bottom:16px;left:16px;width:380px;max-height:260px;background:#1a0a0a;border:1px solid var(--red);border-radius:8px;padding:10px 12px;z-index:3001;display:none;overflow-y:auto;font-family:monospace;font-size:10px}
#errLog.open{display:block}
#errLog h4{color:var(--red);margin:0 0 6px;font-size:10px;display:flex;justify-content:space-between}
#errLog h4 button{background:none;border:none;color:var(--dim);cursor:pointer;font-size:12px}
.err-entry{color:#ff8080;border-top:1px solid #3a1515;padding:4px 0;word-break:break-all;line-height:1.4}
.err-entry .err-time{color:#8e3a3a;margin-right:6px}
#errBadge{position:fixed;bottom:16px;left:16px;background:var(--red);color:#fff;border-radius:50%;width:20px;height:20px;font-size:10px;font-weight:900;display:none;align-items:center;justify-content:center;cursor:pointer;z-index:3002;box-shadow:0 2px 8px rgba(255,69,58,.6)}
#scopeWrap{position:fixed;bottom:56px;left:50%;transform:translateX(-50%);width:320px;height:80px;background:#050508;border:1px solid var(--bright);border-radius:8px;display:none;z-index:400;pointer-events:none}
#scopeWrap.open{display:block}
#scopeCvs{width:320px;height:80px}
/* ── UNDO INDICATOR ── */
#undoHint{position:fixed;top:66px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.85);border:1px solid var(--border);padding:5px 14px;border-radius:20px;font-size:10px;color:var(--dim);opacity:0;transition:opacity .2s;pointer-events:none;z-index:3000}
#undoHint.show{opacity:1}
/* ── INPUT / RECORDING ── */
#inputPanel{position:fixed;right:16px;top:70px;width:260px;background:var(--bg-panel);border:1px solid var(--bright);border-radius:10px;padding:14px;z-index:500;display:none;box-shadow:0 12px 40px rgba(0,0,0,.8)}
#inputPanel.open{display:block}
#inputPanel h3{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;color:var(--dim);margin-bottom:12px;display:flex;justify-content:space-between;align-items:center;cursor:grab}
#inputPanel h3:active{cursor:grabbing}
#inputPanel h3 button{background:none;border:none;color:var(--dim);cursor:pointer;font-size:14px}
#inputPanel h3 button:hover{color:var(--txt)}
.ip-row{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:11px}
.ip-row label{color:var(--dim);width:72px;flex-shrink:0;font-size:10px;text-transform:uppercase}
.ip-row select{flex:1;background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:4px 7px;border-radius:4px;font-size:11px;outline:none}
.ip-row select:focus{border-color:var(--acc4)}
.ip-meter-wrap{flex:1;height:10px;background:#000;border-radius:5px;overflow:hidden;border:1px solid var(--border)}
.ip-meter-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--grn) 0%,var(--yel) 70%,var(--red) 90%);transition:width .04s}
.ip-btn{padding:5px 12px;border-radius:5px;border:none;cursor:pointer;font-size:11px;font-weight:700;transition:all .12s}
.ip-btn.mon{background:var(--bg-lift);color:var(--txt)}
.ip-btn.mon.on{background:var(--acc4);color:#000}
.ip-btn.arm{background:#200000;color:var(--red)}
.ip-btn.arm.on{background:var(--red);color:#fff;box-shadow:0 0 8px rgba(255,69,58,.5)}
.rec-indicator{width:8px;height:8px;border-radius:50%;background:var(--red);display:inline-block;margin-right:4px;animation:blink 1s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.2}}
/* Drag-drop overlay */
.drop-overlay{position:absolute;inset:0;background:rgba(90,200,250,.1);border:2px dashed var(--acc4);border-radius:4px;display:none;align-items:center;justify-content:center;font-size:12px;color:var(--acc4);font-weight:700;z-index:10;pointer-events:none}
.trlane.dragover .drop-overlay{display:flex}
/* Recorded audio waveform region color */
.rgn.audio-rec{border-top-color:rgba(48,209,88,.5)}
::-webkit-scrollbar-track{background:var(--bg-dark)}
::-webkit-scrollbar-thumb{background:#444;border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:#666}
/* ── COMPING ── */
.take-stack{position:absolute;left:0;right:0;top:0;pointer-events:none}
.take-lane{height:22px;border-bottom:1px solid rgba(255,255,255,.06);position:relative;pointer-events:all;cursor:pointer}
.take-lane:hover{background:rgba(255,255,255,.04)}
.take-lane.active-take{background:rgba(90,200,250,.12)}
.take-badge{position:absolute;left:4px;top:3px;font-size:8px;font-weight:800;color:rgba(255,255,255,.5);pointer-events:none}
.comp-btn{font-size:8px;padding:1px 5px;border-radius:3px;border:none;background:var(--bg-lift);color:var(--dim);cursor:pointer}
.comp-btn:hover,.comp-btn.on{background:var(--cyn);color:#000}
/* ── PITCH / TIMESTRETCH PANEL ── */
#ptPanel{position:fixed;left:50%;transform:translateX(-50%);bottom:20px;width:520px;background:var(--bg-panel);border:1px solid var(--bright);border-radius:10px;padding:14px;z-index:500;display:none;box-shadow:0 12px 40px rgba(0,0,0,.8)}
#ptPanel.open{display:block}
#ptPanel h3{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;color:var(--dim);margin-bottom:10px;display:flex;justify-content:space-between}
#ptPanel h3 button{background:none;border:none;color:var(--dim);cursor:pointer}
.pt-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pt-sec{background:var(--bg-dark);border-radius:6px;padding:10px}
.pt-sec h4{font-size:9px;text-transform:uppercase;letter-spacing:.8px;color:var(--dim);margin-bottom:8px}
.pt-row{display:flex;align-items:center;gap:8px;margin-bottom:7px;font-size:11px}
.pt-row label{width:70px;color:var(--dim);font-size:10px;flex-shrink:0}
.pt-row input[type=range]{flex:1;accent-color:var(--acc)}
.pt-row .pv{font-size:9px;color:var(--cyn);font-family:monospace;width:36px;text-align:right}
.pt-row select{flex:1;background:var(--bg-panel2);border:1px solid var(--border);color:var(--txt);padding:3px 6px;border-radius:4px;font-size:10px}
/* ── MIDI CC ── */
#midiPanel{position:fixed;right:16px;bottom:16px;width:280px;background:var(--bg-panel);border:1px solid var(--bright);border-radius:10px;padding:14px;z-index:500;display:none;box-shadow:0 12px 40px rgba(0,0,0,.8);max-height:420px;overflow-y:auto}
#midiPanel.open{display:block}
#midiPanel h3{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;color:var(--dim);margin-bottom:10px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;background:var(--bg-panel);padding-bottom:6px;border-bottom:1px solid var(--border);cursor:grab}
#midiPanel h3:active{cursor:grabbing}
#midiPanel h3 button{background:none;border:none;color:var(--dim);cursor:pointer}
#projPanel{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);width:400px;max-width:92vw;background:var(--bg-panel);border:1px solid var(--bright);border-radius:12px;padding:18px;z-index:600;display:none;box-shadow:0 16px 56px rgba(0,0,0,.9);max-height:80vh;overflow-y:auto}
#settingsPanel{position:fixed;right:0;top:0;bottom:0;width:480px;max-width:96vw;background:#111115;border-left:1px solid var(--bright);z-index:700;display:none;flex-direction:column;box-shadow:-16px 0 56px rgba(0,0,0,.9);overflow:hidden}
#settingsPanel.open{display:flex}
#settingsOverlay{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:699;display:none}
#settingsOverlay.open{display:block}
.stabs{display:flex;border-bottom:1px solid var(--border);background:#0d0d10}
.stab{padding:10px 18px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--dim);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.stab.on{color:var(--txt);border-bottom-color:var(--acc)}
.spane{flex:1;overflow-y:auto;padding:20px}
.spane{display:none}.spane.on{display:block}
.srow{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid #1e1e22}
.srow:last-child{border-bottom:none}
.slabel{font-size:11px;color:var(--dim);font-weight:600}
.sdesc{font-size:10px;color:#555;margin-top:2px}
.stoggle{width:36px;height:20px;border-radius:10px;border:none;cursor:pointer;background:var(--border);position:relative;transition:background .15s}
.stoggle.on{background:var(--grn)}
.stoggle::after{content:'';position:absolute;top:3px;left:3px;width:14px;height:14px;background:#fff;border-radius:50%;transition:transform .15s}
.stoggle.on::after{transform:translateX(16px)}
/* README styles */
.rme h1{font-size:22px;font-weight:900;color:var(--txt);margin:0 0 4px;letter-spacing:-.5px}
.rme .tagline{font-size:12px;color:var(--acc);margin-bottom:20px;font-style:italic}
.rme h2{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;color:var(--dim);margin:20px 0 8px;padding-bottom:4px;border-bottom:1px solid var(--border)}
.rme h3{font-size:11px;font-weight:700;color:var(--txt);margin:12px 0 4px}
.rme p,.rme li{font-size:11px;color:#aaa;line-height:1.7}
.rme ul{padding-left:16px;margin:4px 0}
.rme li{margin-bottom:2px}
.rme kbd{background:#1e1e22;border:1px solid #3a3a3c;border-radius:3px;padding:1px 5px;font-family:monospace;font-size:10px;color:var(--txt)}
.rme .pill{display:inline-block;background:var(--acc);color:#000;font-size:9px;font-weight:900;padding:1px 6px;border-radius:10px;text-transform:uppercase;vertical-align:middle;margin-left:4px}
.rme .pill.grn{background:var(--grn)}
.rme .pill.pur{background:var(--pur)}
.rme .pill.red{background:var(--red)}
.rme .pill.cyn{background:var(--cyn);color:#000}
.rme table{width:100%;border-collapse:collapse;margin:6px 0}
.rme td,.rme th{font-size:10px;padding:5px 8px;border-bottom:1px solid #1e1e22;text-align:left}
.rme th{color:var(--dim);font-weight:700;text-transform:uppercase;font-size:9px;letter-spacing:.5px}
.rme td:first-child{font-family:monospace;color:var(--acc)}
.rme .secret{background:linear-gradient(135deg,#1a0a2e,#0a1a2e);border:1px solid var(--pur);border-radius:8px;padding:12px;margin:12px 0}
.rme .secret h3{color:var(--pur);margin-top:0}
#projPanel.open{display:block}
#projPanel h3{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;color:var(--dim);margin-bottom:12px;display:flex;justify-content:space-between;align-items:center}
#projPanel h3 button{background:none;border:none;color:var(--dim);cursor:pointer;font-size:16px}
.proj-slot{display:flex;align-items:center;gap:8px;padding:7px 9px;border-radius:6px;background:var(--bg-dark);border:1px solid var(--border);margin-bottom:5px}
.proj-slot span{flex:1;font-size:12px;color:var(--txt);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.proj-slot button{font-size:10px;padding:2px 7px;border-radius:4px;border:none;cursor:pointer}
.proj-slot .load-btn{background:var(--acc);color:#000;font-weight:700}
.proj-slot .del-btn{background:var(--bg-lift);color:var(--dim)}
.proj-be{display:flex;gap:6px;margin-bottom:14px}
.proj-be button{flex:1;padding:7px 4px;border-radius:6px;border:1px solid var(--border);background:var(--bg-dark);color:var(--dim);font-size:11px;cursor:pointer;transition:all .12s}
.proj-be button.on{background:var(--acc);color:#000;border-color:var(--acc);font-weight:700}
#projOverlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:599;display:none}
#projOverlay.open{display:block}
.midi-status{font-size:10px;padding:5px 8px;border-radius:4px;background:var(--bg-dark);margin-bottom:8px;font-family:monospace}
.midi-status.ok{color:var(--grn)}.midi-status.err{color:var(--red)}.midi-status.wait{color:var(--org)}
.cc-row{display:flex;flex-direction:column;margin-bottom:5px;padding:5px 7px;background:var(--bg-dark);border-radius:4px;border:1px solid var(--border)}
.cc-row.active{border-color:var(--acc4)}
.cc-top{display:flex;align-items:center;gap:6px}
.cc-ch{width:30px;color:var(--dim);font-family:monospace;font-size:9px;flex-shrink:0}
.cc-nm{flex:1;color:var(--txt);font-weight:700;font-size:10px}
.cc-val{width:30px;text-align:right;font-family:monospace;color:var(--cyn);font-size:10px}
.cc-bar{height:3px;background:var(--bg-lift);border-radius:2px;margin-top:4px;overflow:hidden}
.cc-bar-fill{height:100%;background:var(--acc4);transition:width .05s}
.cc-learn{font-size:8px;padding:2px 6px;border-radius:3px;border:none;background:var(--bg-lift);color:var(--dim);cursor:pointer;flex-shrink:0}
.cc-learn.learning{background:var(--red);color:#fff;animation:blink 1s infinite}
.cc-learn:hover{background:var(--cyn);color:#000}
.cc-target{font-size:9px;color:var(--dim);margin-top:3px}
</style>
</head>
<body>
<!-- ── HEADER ── -->
<div id="hdr">
<div style="display:flex;gap:3px">
<button class="tbtn rec" id="recBtn" onclick="toggleRec()" title="Record (R)">⏺</button>
<button class="tbtn" onclick="stopAll()" title="Stop (Space)">⏹</button>
<button class="tbtn play" id="playBtn" onclick="togglePlay()" title="Play (Space)">▶</button>
<button class="tbtn" onclick="rewind()" title="Return to Start (Enter)">⏮</button>
<button class="tbtn" onclick="tapTempo()" title="Tap Tempo" style="font-size:10px;color:var(--org)">TAP</button>
</div>
<div class="disp green" id="tDisp">00:00:00</div>
<div class="disp blue" id="bDisp">1|1|000</div>
<div class="ctrl">
<label>BPM</label>
<input type="number" id="bpmIn" value="128" min="20" max="300" oninput="setBPM(+this.value)">
</div>
<div class="ctrl">
<label>Key</label>
<select id="keyIn" onchange="setKey(this.value)" style="width:52px">
<option>C</option><option>C#</option><option>D</option><option>D#</option>
<option>E</option><option>F</option><option>F#</option><option>G</option>
<option>G#</option><option>A</option><option>A#</option><option>B</option>
</select>
</div>
<div class="ctrl">
<label>Snap</label>
<select id="snapIn" onchange="setSnap(+this.value)">
<option value="1">1/4</option><option value="0.5">1/8</option>
<option value="0.25" selected>1/16</option><option value="0.125">1/32</option>
<option value="0">Free</option>
</select>
</div>
<div class="sep"></div>
<div style="display:flex;gap:3px">
<button class="tool on" id="t-pointer" onclick="setTool('pointer')">↖ Ptr</button>
<button class="tool" id="t-pencil" onclick="setTool('pencil')">✏ Draw</button>
<button class="tool" id="t-scissors" onclick="setTool('scissors')">✂ Split</button>
<button class="tool" id="t-mute" onclick="setTool('mute')">🔇 Mute</button>
</div>
<div class="sep"></div>
<div style="display:flex;gap:3px">
<button class="tool" id="btnCycle" onclick="toggleCycle()" title="Cycle/Loop (C)">⟳ Cycle</button>
<button class="tool" id="btnPR" onclick="togglePR()" title="Piano Roll (E)">🎹 Roll</button>
<button class="tool" id="btnKB" onclick="toggleKB()" title="Keyboard (K)">🎵 Keys</button>
<button class="tool" id="btnIns" onclick="toggleIns()" title="Inspector (I)">🔧 Insp</button>
<button class="tool" onclick="showAddTrack()">+ Track</button>
<button class="tool" id="btnPT" onclick="togglePT()" title="Pitch & Time Stretch">🎛 P&T</button>
<button class="tool" id="btnMIDI" onclick="toggleMIDI()" title="MIDI Controller">🎹 MIDI CC</button>
<button class="tool" id="btnInput" onclick="toggleInputPanel()" title="Audio Input / Mic">🎙 Input</button>
<button class="tool" id="btnMet" onclick="toggleMet()" title="Metronome (M)">🔔 Metro</button>
<button class="tool" id="btnCount" onclick="toggleCount()">1-2-3 Count</button>
</div>
<div class="sep"></div>
<input id="projName" value="Untitled" style="background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);border-radius:4px;padding:3px 7px;font-size:11px;width:110px" title="Project name">
<button class="tool" onclick="saveProject()">💾 Save</button>
<button class="tool" onclick="loadProject()">📂 Load</button>
<button class="tool" onclick="toggleProjPanel()" title="Projects & Storage">⋯</button>
<button class="tool" onclick="exportAudio()">⬇ Export WAV</button>
<button class="tool" onclick="exportMIDI()" title="Export MIDI file">🎹 MIDI</button>
<button class="tool" onclick="shareURL()" title="Share project as URL">🔗 Share</button>
<button class="tool" id="btnScope" onclick="toggleScope()" title="Master oscilloscope">〰 Scope</button>
<button class="tool" id="btnWake" onclick="toggleWakeLock()" title="Keep screen awake">☀ Wake</button>
<button class="tool" id="btnTabCap" onclick="toggleTabCapture()" title="Capture audio from any browser tab">🌐 Tab Rec</button>
<div style="flex:1"></div>
<!-- Zoom -->
<div style="display:flex;align-items:center;gap:5px">
<span style="font-size:9px;color:var(--dim)">ZOOM</span>
<input type="range" id="zoomSl" min="18" max="130" value="50" step="4" oninput="setZoom(+this.value)" style="width:60px;accent-color:var(--acc)">
</div>
<!-- Master vol -->
<div style="display:flex;align-items:center;gap:5px">
<span style="font-size:9px;color:var(--dim)">MASTER</span>
<input type="range" id="masterSl" min="0" max="1" step="0.01" value="0.85" oninput="setMasterVol(+this.value)" style="width:70px;accent-color:var(--grn)">
<span id="mvDisp" style="font-size:9px;color:var(--dim);font-family:monospace;width:28px">85%</span>
</div>
<!-- Undo/Redo -->
<div style="display:flex;gap:2px">
<button class="tbtn" onclick="undo()" title="Undo ⌘Z" style="font-size:10px">↩</button>
<button class="tbtn" onclick="redo()" title="Redo ⌘⇧Z" style="font-size:10px">↪</button>
</div>
<button class="tbtn" id="btnSettings" onclick="toggleSettings()" title="Settings & README" style="font-size:14px;padding:0 8px">⚙</button>
</div>
<!-- ── TABS ── -->
<div id="tabs">
<div class="vtab on" onclick="switchView('arr')" id="tab-arr">📐 Arrange</div>
<div class="vtab" onclick="switchView('mix')" id="tab-mix">🎚 Mixer</div>
<div class="vtab" onclick="switchView('seq')" id="tab-seq">🥁 Step Seq</div>
</div>
<!-- ── VIEWS ── -->
<div id="views">
<!-- ARRANGE -->
<div class="view on" id="arrView">
<div id="thWrap">
<div id="thRuler">
<span style="font-size:9px;color:var(--dim);text-transform:uppercase;letter-spacing:.5px">Tracks — <span id="trCount">0</span></span>
</div>
<div id="thList"></div>
<button class="add-tr" onclick="showAddTrack()">
<span style="width:16px;height:16px;border:1px solid currentColor;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:300">+</span>
Add Track
</button>
</div>
<div id="tlWrap">
<div id="markerRow" title="Double-click to add marker"></div>
<div id="ruler">
<canvas id="rulerCvs" height="26"></canvas>
<div id="loopBar"></div>
</div>
<div id="tlScroll">
<div id="tl">
<div id="gridLines"></div>
<div id="trackLanes"></div>
<div id="autoLanes"></div>
<div id="playhead" style="left:0"></div>
</div>
</div>
</div>
<div id="ins">
<div class="isec">
<div class="itit">Track</div>
<div class="irow"><span>Name</span><span class="ival" id="in-nm">—</span></div>
<div class="irow"><span>Type</span><span class="ival" id="in-ty">—</span></div>
<div class="irow"><span>Volume</span><span class="ival" id="in-vo">—</span></div>
<div class="irow"><span>Pan</span><span class="ival" id="in-pa">C</span></div>
</div>
<div class="isec">
<div class="itit">Instrument</div>
<div class="irow"><span>Waveform</span>
<select id="insWave" class="ksel" style="width:90px;margin-bottom:0" onchange="iWave()">
<option value="sawtooth">Saw</option><option value="square">Square</option>
<option value="sine">Sine</option><option value="triangle">Triangle</option>
<option value="piano">🎹 Piano</option><option value="pluck">🎸 Pluck</option>
</select>
</div>
<div class="irow"><span>Cutoff</span><input type="range" min="200" max="18000" value="6000" id="insFilt" oninput="iFilt()" style="width:80px;accent-color:var(--cyn)"></div>
<div class="irow"><span>Resonance</span><input type="range" min="0.1" max="20" step=".1" value="1" id="insQ" oninput="iQ()" style="width:80px;accent-color:var(--pur)"></div>
<div class="irow"><span>Detune</span><input type="range" min="-50" max="50" value="0" id="insDetune" oninput="iDetune()" style="width:80px;accent-color:var(--org)"></div>
</div>
<div class="isec">
<div class="itit">Envelope (ADSR)</div>
<div class="adsr">
<div class="ak"><label>Atk</label><input type="range" min="0.001" max="2" step=".001" value="0.01" id="adsrA" oninput="iADSR()"><div class="v" id="aAv">10ms</div></div>
<div class="ak"><label>Dec</label><input type="range" min="0.01" max="2" step=".01" value="0.1" id="adsrD" oninput="iADSR()"><div class="v" id="aDv">100ms</div></div>
<div class="ak"><label>Sus</label><input type="range" min="0" max="1" step=".01" value="0.6" id="adsrS" oninput="iADSR()"><div class="v" id="aSv">60%</div></div>
<div class="ak"><label>Rel</label><input type="range" min="0.01" max="3" step=".01" value="0.3" id="adsrR" oninput="iADSR()"><div class="v" id="aRv">300ms</div></div>
</div>
</div>
<div class="isec">
<div class="itit">FX</div>
<div class="irow"><span>Reverb</span><input type="range" min="0" max="1" step=".01" value="0.2" id="insRev" oninput="iRev()" style="width:80px;accent-color:var(--pur)"></div>
<div class="irow"><span>Delay</span><input type="range" min="0" max="0.85" step=".01" value="0" id="insDly" oninput="iDly()" style="width:80px;accent-color:var(--cyn)"></div>
<div class="irow"><span>Drive</span><input type="range" min="1" max="30" step=".5" value="1" id="insDrv" oninput="iDrive()" style="width:80px;accent-color:var(--org)"></div>
</div>
<div class="isec">
<div class="itit">Automation</div>
<div class="irow"><span>Show Lane</span><button class="cb A on" id="btnAutoLane" onclick="toggleAutoLane()">A</button></div>
<div class="irow"><span>Parameter</span>
<select id="autoParam" class="ksel" style="width:90px;margin-bottom:0">
<option value="volume">Volume</option><option value="pan">Pan</option>
<option value="filter">Filter</option>
</select>
</div>
</div>
<div class="isec">
<div class="itit">Region</div>
<div class="irow"><span>Name</span><span class="ival" id="in-rn">—</span></div>
<div class="irow"><span>Bar</span><span class="ival" id="in-rp">—</span></div>
<div class="irow"><span>Length</span><span class="ival" id="in-rl">—</span></div>
<div class="irow"><span>Notes</span><span class="ival" id="in-rc">—</span></div>
</div>
</div>
</div>
<!-- MIXER -->
<div class="view" id="mixView">
<div id="mixChannels"></div>
</div>
<!-- STEP SEQ -->
<div class="view" id="seqView">
<div id="seqHdr">
<h2>Step Sequencer</h2>
<div style="display:flex;align-items:center;gap:5px">
<label style="font-size:9px;color:var(--dim)">STEPS</label>
<select id="seqStepsIn" onchange="setSeqSteps(+this.value)" style="background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:3px 7px;border-radius:4px;font-size:11px">
<option value="16">16</option><option value="32" selected>32</option><option value="64">64</option>
</select>
</div>
<div style="display:flex;align-items:center;gap:5px">
<label style="font-size:9px;color:var(--dim)">PATTERN</label>
<select id="seqPatIn" onchange="loadSeqPat(this.value)" style="background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:3px 7px;border-radius:4px;font-size:11px">
<option value="">— Select —</option>
<option value="4floor">4-on-Floor</option>
<option value="hiphop">Hip-Hop</option>
<option value="trap">Trap</option>
<option value="jungle">Jungle/DnB</option>
<option value="reggaeton">Reggaeton</option>
<option value="afrobeats">Afrobeats</option>
<option value="bossa">Bossa Nova</option>
<option value="house">House</option>
</select>
</div>
<div style="display:flex;align-items:center;gap:5px">
<label style="font-size:9px;color:var(--dim)">SWING</label>
<input type="range" min="0" max="0.32" step=".01" value="0" id="swingIn" oninput="setSwing(+this.value)" style="width:70px;accent-color:var(--pink)">
<span id="swingDisp" style="font-size:9px;color:var(--dim);font-family:monospace;width:24px">0%</span>
</div>
<button class="tool on g" id="btnSeqPlay" onclick="toggleSeqPlay()">▶ Play</button>
<button class="tool" onclick="clearSeq()">⬜ Clear</button>
<button class="tool" onclick="randSeq()">🎲 Rnd</button>
<button class="tool" onclick="shiftSeq(-1)">◀ Shift</button>
<button class="tool" onclick="shiftSeq(1)">Shift ▶</button>
</div>
<div id="seqBody"></div>
</div>
</div>
<!-- PIANO ROLL DOCK -->
<div id="prDock">
<div id="prHdr">
<span class="ttl">Piano Roll</span>
<div style="display:flex;gap:3px">
<button class="tool" id="prDraw" onclick="setPRTool('draw')" style="padding:2px 8px;font-size:10px">✏ Draw</button>
<button class="tool on" id="prSel" onclick="setPRTool('select')" style="padding:2px 8px;font-size:10px">↖ Sel</button>
<button class="tool" onclick="prQuantize()" style="padding:2px 8px;font-size:10px">⊞ Q</button>
<button class="tool" onclick="prTranspose(1)" style="padding:2px 8px;font-size:10px">↑+1</button>
<button class="tool" onclick="prTranspose(-1)" style="padding:2px 8px;font-size:10px">↓-1</button>
<button class="tool" onclick="prOctave(1)" style="padding:2px 8px;font-size:10px">+8va</button>
<button class="tool" onclick="prOctave(-1)" style="padding:2px 8px;font-size:10px">-8va</button>
</div>
<select id="prQIn" style="background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:2px 6px;border-radius:4px;font-size:10px">
<option value="0.25">1/16</option><option value="0.5">1/8</option><option value="1">1/4</option>
</select>
<select id="prLenIn" style="background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:2px 6px;border-radius:4px;font-size:10px">
<option value="0.25">1/16</option><option value="0.5">1/8</option><option value="1">1/4</option><option value="2">1/2</option>
</select>
<div style="flex:1"></div>
<span id="prRegName" style="font-size:10px;color:var(--dim)">No region selected</span>
<button class="tool" onclick="closePR()" style="padding:2px 8px;font-size:10px">✕</button>
</div>
<div id="prBody">
<canvas id="prKeysCvs" width="62"></canvas>
<div id="prGridWrap">
<canvas id="prGrid"></canvas>
</div>
</div>
<div id="velRow"><canvas id="velCvs"></canvas></div>
</div>
<!-- KEYBOARD DOCK -->
<div id="kbDock">
<div id="kbHdr">
<span>Virtual MIDI Keyboard</span>
<span style="font-size:10px;color:var(--dim)">A-K = white keys, W/E/T/Y/U = black | Z/X = octave</span>
<div style="flex:1"></div>
<span style="font-size:9px;color:var(--dim)">Octave: </span>
<span id="kbOctDisp" style="color:var(--cyn);font-weight:700;font-family:monospace">4</span>
<button class="tool" onclick="closKB()" style="padding:2px 8px;font-size:10px;margin-left:10px">✕</button>
</div>
<div id="kbBody"></div>
</div>
<!-- INPUT / MIC PANEL -->
<div id="inputPanel">
<h3>🎙 Audio Input <button onclick="document.getElementById('inputPanel').classList.remove('open');document.getElementById('btnInput').classList.remove('on')">✕</button></h3>
<div class="ip-row">
<label>Device</label>
<select id="inputDeviceSel" onchange="setInputDevice(this.value)">
<option value="">— Select mic / interface —</option>
</select>
</div>
<div class="ip-row">
<label>Track</label>
<select id="inputTrackSel">
<option value="">— Arm a track —</option>
</select>
</div>
<div class="ip-row">
<label>Input Gain</label>
<input type="range" min="0" max="3" step=".05" value="1" id="inputGainSl" oninput="setInputGain(+this.value)" style="flex:1;accent-color:var(--grn)">
<span id="inputGainVal" style="font-size:9px;color:var(--dim);font-family:monospace;width:28px">1.0x</span>
</div>
<div class="ip-row">
<label>Level</label>
<div class="ip-meter-wrap"><div class="ip-meter-fill" id="inputMeter"></div></div>
</div>
<div class="ip-row" style="gap:6px">
<button class="ip-btn mon" id="monBtn" onclick="toggleMonitor()">👂 Monitor</button>
<button class="ip-btn arm" id="recArmBtn" onclick="toggleRecArm()" style="flex:1">⏺ Arm Track</button>
</div>
<div id="recStatus" style="font-size:10px;color:var(--dim);text-align:center;margin-top:6px;min-height:16px"></div>
<div style="margin-top:10px;padding-top:10px;border-top:1px solid var(--border)">
<div style="font-size:9px;color:var(--dim);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px">Punch In/Out</div>
<div class="ip-row">
<label>Punch In</label>
<input type="number" id="punchInBeat" value="0" min="0" style="width:50px;background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:3px 6px;border-radius:4px;font-size:11px">
<label style="width:auto">Out</label>
<input type="number" id="punchOutBeat" value="16" min="1" style="width:50px;background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:3px 6px;border-radius:4px;font-size:11px">
</div>
<div class="ip-row">
<label>Punch</label>
<button class="ip-btn mon" id="punchBtn" onclick="togglePunch()" style="flex:1">Off</button>
</div>
</div>
<div style="margin-top:10px;padding-top:10px;border-top:1px solid var(--border);font-size:9px;color:var(--dim);line-height:1.6">
💡 Tip: Drag & drop .wav / .mp3 onto any audio track lane to import.
</div>
</div>
<!-- ADD TRACK MODAL -->
<div class="moverlay" id="addTrModal">
<div class="mbox">
<div class="mtit">Add New Track</div>
<div class="ttgrid">
<div class="tto" onclick="sTT('midi')" data-t="midi"><div class="ti">🎹</div><div class="tl">Software Inst</div></div>
<div class="tto" onclick="sTT('audio')" data-t="audio"><div class="ti">🎤</div><div class="tl">Audio Track</div></div>
<div class="tto" onclick="sTT('drummer')" data-t="drummer"><div class="ti">🥁</div><div class="tl">Drummer</div></div>
<div class="tto" onclick="sTT('bass')" data-t="bass"><div class="ti">🎸</div><div class="tl">Bass</div></div>
<div class="tto" onclick="sTT('pad')" data-t="pad"><div class="ti">🌊</div><div class="tl">Synth Pad</div></div>
<div class="tto" onclick="sTT('aux')" data-t="aux"><div class="ti">↩</div><div class="tl">Aux / Bus</div></div>
</div>
<label style="font-size:10px;color:var(--dim)">Name</label>
<input type="text" id="newTrName" class="mi" placeholder="New Track">
<div class="mfoot">
<button class="mbtn c" onclick="closeAddTr()">Cancel</button>
<button class="mbtn o" onclick="confirmAddTr()">Create</button>
</div>
</div>
</div>
<!-- PITCH / TIMESTRETCH PANEL -->
<div id="ptPanel">
<h3>🎛 Pitch & Time <button onclick="document.getElementById('ptPanel').classList.remove('open');document.getElementById('btnPT').classList.remove('on')">✕</button></h3>
<div class="pt-grid">
<div class="pt-sec">
<h4>✦ Pitch Correction</h4>
<div class="pt-row"><label>Pitch Shift</label><input type="range" id="ptShift" min="-12" max="12" step="0.1" value="0" oninput="applyPT()"><span class="pv" id="ptShiftV">0 st</span></div>
<div class="pt-row"><label>Fine Tune</label><input type="range" id="ptFine" min="-100" max="100" step="1" value="0" oninput="applyPT()"><span class="pv" id="ptFineV">0 ¢</span></div>
<div class="pt-row"><label>Correction</label><input type="range" id="ptCorr" min="0" max="1" step="0.01" value="0" oninput="applyPT()"><span class="pv" id="ptCorrV">Off</span></div>
<div class="pt-row"><label>Key</label>
<select id="ptKey">
<option value="-1">Chromatic</option>
<option value="0">C</option><option value="1">C#/Db</option><option value="2">D</option><option value="3">D#/Eb</option>
<option value="4">E</option><option value="5">F</option><option value="6">F#/Gb</option><option value="7">G</option>
<option value="8">G#/Ab</option><option value="9">A</option><option value="10">A#/Bb</option><option value="11">B</option>
</select>
</div>
<div class="pt-row"><label>Scale</label>
<select id="ptScale">
<option value="major">Major</option><option value="minor">Minor</option>
<option value="penta">Pentatonic</option><option value="blues">Blues</option>
</select>
</div>
<div class="pt-row" style="margin-top:8px">
<button class="tool" onclick="applyPitchToRegion()" style="flex:1;padding:5px">Apply to Region</button>
<button class="tool" onclick="resetPT()" style="padding:5px 10px">Reset</button>
</div>
</div>
<div class="pt-sec">
<h4>⏱ Time Stretch</h4>
<div class="pt-row"><label>Speed</label><input type="range" id="tsSpeed" min="0.25" max="4" step="0.01" value="1" oninput="applyTS()"><span class="pv" id="tsSpeedV">1.00×</span></div>
<div class="pt-row"><label>Tempo</label><input type="number" id="tsTempo" value="128" min="20" max="300" style="width:60px;background:var(--bg-panel2);border:1px solid var(--border);color:var(--txt);padding:3px 6px;border-radius:4px;font-size:11px" oninput="calcTSSpeed()"><span style="font-size:10px;color:var(--dim)">BPM → <span id="tsTarget" style="color:var(--cyn)">128</span></span></div>
<div class="pt-row"><label>Algorithm</label>
<select id="tsAlgo">
<option value="resample">Resample (fast)</option>
<option value="wsola" selected>WSOLA (musical)</option>
<option value="phase">Phase Vocoder</option>
</select>
</div>
<div class="pt-row"><label>Formants</label>
<input type="range" id="tsFormant" min="-6" max="6" step="0.1" value="0" oninput="document.getElementById('tsFormantV').textContent=this.value>0?'+'+this.value:this.value+' st'">
<span class="pv" id="tsFormantV">0 st</span>
</div>
<div class="pt-row" style="margin-top:8px">
<button class="tool" onclick="applyTSToRegion()" style="flex:1;padding:5px">Apply to Region</button>
<button class="tool" onclick="resetTS()" style="padding:5px 10px">Reset</button>
</div>
<div style="font-size:9px;color:var(--dim);margin-top:8px;line-height:1.5">
💡 Select an audio region first.<br>Pitch and stretch are non-destructive — original preserved.
</div>
</div>
</div>
</div>
<!-- MIDI CC PANEL -->
<div id="projOverlay" onclick="toggleProjPanel()"></div>
<div id="projPanel">
<h3>📁 Projects & Storage <button onclick="toggleProjPanel()">✕</button></h3>
<div style="font-size:10px;color:var(--dim);margin-bottom:8px">Storage backend</div>
<div class="proj-be">
<button id="be-local" class="on" onclick="setProjBackend('local')">🖥 Browser</button>
<button id="be-file" onclick="setProjBackend('file')">💾 File</button>
<button id="be-none" onclick="setProjBackend('none')">✕ None</button>
</div>
<div id="proj-quota" style="font-size:10px;color:var(--dim);margin-bottom:10px"></div>
<div style="font-size:10px;color:var(--dim);margin-bottom:6px">Saved projects</div>
<div id="proj-slots"></div>
<button onclick="STORAGE.showModal()" style="width:100%;margin-top:10px;padding:7px;background:var(--bg-dark);border:1px solid var(--border);border-radius:6px;color:var(--dim);font-size:11px;cursor:pointer">⚙ Storage setup wizard</button>
</div>
<div id="midiPanel">
<h3>🎛 MIDI Controller <button onclick="document.getElementById('midiPanel').classList.remove('open');document.getElementById('btnMIDI').classList.remove('on')">✕</button></h3>
<div id="midiStatus" class="midi-status wait">Connecting to MIDI devices…</div>
<div style="display:flex;gap:5px;margin-bottom:10px;flex-wrap:wrap">
<button class="tool" onclick="MIDI.refresh()" style="padding:3px 8px;font-size:10px">🔄 Refresh</button>
<button class="tool" id="midiLearnAll" onclick="MIDI.startLearnAll()" style="padding:3px 8px;font-size:10px">🎓 Learn All</button>
<button class="tool" onclick="MIDI.clearMaps()" style="padding:3px 8px;font-size:10px">🗑 Clear</button>
</div>
<div style="font-size:9px;color:var(--dim);margin-bottom:8px;font-weight:700;text-transform:uppercase;letter-spacing:.5px">Incoming CC</div>
<div id="midiCCList"></div>
<div style="font-size:9px;color:var(--dim);margin-top:10px;margin-bottom:6px;font-weight:700;text-transform:uppercase;letter-spacing:.5px">Mappings</div>
<div id="midiMappings"></div>
<div style="margin-top:10px;padding-top:10px;border-top:1px solid var(--border)">
<div style="font-size:9px;color:var(--dim);margin-bottom:6px;font-weight:700;text-transform:uppercase">Add Mapping</div>
<div style="display:flex;flex-direction:column;gap:5px">
<div style="display:flex;gap:5px;align-items:center;font-size:10px">
<label style="color:var(--dim);width:40px">CC#</label>
<input type="number" id="mapCC" min="0" max="127" value="7" style="width:50px;background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:2px 6px;border-radius:3px;font-size:10px">
<label style="color:var(--dim);width:32px">Ch</label>
<input type="number" id="mapCh" min="1" max="16" value="1" style="width:40px;background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:2px 6px;border-radius:3px;font-size:10px">
</div>
<div style="display:flex;gap:5px;align-items:center;font-size:10px">
<label style="color:var(--dim);width:40px">→</label>
<select id="mapTarget" style="flex:1;background:var(--bg-dark);border:1px solid var(--border);color:var(--txt);padding:2px 6px;border-radius:3px;font-size:10px">
<option value="master-vol">Master Volume</option>
<option value="master-bpm">BPM</option>
<option value="track-vol">Selected Track Vol</option>
<option value="track-pan">Selected Track Pan</option>
<option value="track-filter">Selected Track Filter</option>
<option value="reverb">Reverb Send</option>
<option value="delay">Delay Send</option>
<option value="play-stop">Play / Stop</option>
<option value="rec">Record</option>
<option value="loop">Cycle Toggle</option>
</select>
</div>
<button class="tool" onclick="MIDI.addMapping()" style="padding:4px;font-size:10px">+ Add Mapping</button>
</div>
</div>
</div>
<!-- CONTEXT MENU -->
<div id="ctx">
<div class="ci" onclick="cDup()">Duplicate <span class="csk">⌘D</span></div>
<div class="ci" onclick="cLoop()">Loop Fill</div>
<div class="ci" onclick="cEdit()">Open Piano Roll <span class="csk">E</span></div>
<div class="ci" onclick="cRename()">Rename…</div>
<div class="ci" onclick="cColor()">Change Color</div>
<div class="cs"></div>
<div class="ci" onclick="cMute()">Mute Region <span class="csk">⌘M</span></div>
<div class="cs"></div>
<div class="ci d" onclick="cDel()">Delete <span class="csk">⌫</span></div>
</div>
<div id="notif"></div>
<div id="errBadge" onclick="toggleErrLog()" title="Errors — click to view"></div>
<div id="errLog">
<h4>⚠ Runtime Errors <button onclick="toggleErrLog()">✕</button></h4>
<div id="errEntries"></div>
</div>
<div id="scopeWrap"><canvas id="scopeCvs" width="320" height="80"></canvas></div>
<div id="undoHint"></div>
<script>
// ================================================================
// RUNTIME ERROR CAPTURE — catches all uncaught errors in-app
// ================================================================
const ERR = {
_count: 0,
log(msg, src, line) {
this._count++;
const badge = document.getElementById('errBadge');
const entries = document.getElementById('errEntries');
if(badge) { badge.textContent = this._count; badge.style.display='flex'; }
if(entries) {
const t = new Date().toLocaleTimeString();
const div = document.createElement('div');
div.className = 'err-entry';
const loc = src ? src.split('/').pop() + (line ? ':'+line : '') : '';
div.innerHTML = `<span class="err-time">${t}</span>${loc ? '<b>'+loc+'</b> ' : ''}${msg}`;
entries.insertBefore(div, entries.firstChild);
// Keep max 30 entries
while(entries.children.length > 30) entries.removeChild(entries.lastChild);
}
// Also surface critical errors via notify
const short = msg.length > 80 ? msg.slice(0,80)+'…' : msg;
const n = document.getElementById('notif');
if(n) { n.textContent = '⚠ '+short; n.style.borderColor='var(--red)'; n.classList.add('show');
clearTimeout(n._t); n._t = setTimeout(()=>{ n.classList.remove('show'); n.style.borderColor=''; }, 4000); }
}
};
function toggleErrLog(){
const el=document.getElementById('errLog');
const badge=document.getElementById('errBadge');
el.classList.toggle('open');
if(el.classList.contains('open')){ ERR._count=0; if(badge) badge.style.display='none'; }
}
window.onerror = (msg, src, line, col, err) => {
ERR.log(err ? err.message : msg, src, line);
return false; // don't suppress — still want console output
};
window.addEventListener('unhandledrejection', e => {
ERR.log('Promise: ' + (e.reason?.message || e.reason), '', '');
});
// ================================================================
// CONSTANTS & NOTES
// ================================================================
const NS = ['C','C#','D','D#','E','F','F#','G','G#','A','A#','B'];
function noteFreq(n) {
const oct = parseInt(n.slice(-1));
const si = NS.indexOf(n.length===3 ? n.slice(0,2) : n.slice(0,1));
return 440 * Math.pow(2,(si+(oct-4)*12-9)/12);
}
function nOffset(root, semi) {
const oct=parseInt(root.slice(-1)), si=NS.indexOf(root.length===3?root.slice(0,2):root.slice(0,1));
return NS[(si+semi+120)%12] + (oct+Math.floor((si+semi)/12));
}
// ================================================================
// AUDIO ENGINE
// ================================================================
const AE = {
ctx:null, master:null, comp:null, lim:null,
reverbCv:null, reverbGn:null, delayNd:null, delayGn:null,
tracks:new Map(), bpm:128, metronome:false, countIn:false,
_nodes:[], // all active audio nodes for hard-stop
_reg(node) { this._nodes.push(node); return node; },
killAll() {
const now = this.ctx ? this.ctx.currentTime : 0;
this._nodes.forEach(n => { try { n.stop(now); } catch(e){} });
this._nodes = [];
},
init() {
if(this.ctx) return;
try {
this.ctx = new(window.AudioContext||window.webkitAudioContext)();
} catch(e) {
console.warn('AudioContext unavailable:', e);
return;
}
this.master = this.ctx.createGain(); this.master.gain.value = 0.85;
this.comp = this.ctx.createDynamicsCompressor();
this.comp.threshold.value=-18;this.comp.knee.value=20;this.comp.ratio.value=6;this.comp.attack.value=0.005;this.comp.release.value=0.1;
this.lim = this.ctx.createDynamicsCompressor();
this.lim.threshold.value=-1;this.lim.ratio.value=20;this.lim.attack.value=0.001;this.lim.release.value=0.05;
this.master.connect(this.comp);this.comp.connect(this.lim);this.lim.connect(this.ctx.destination);
this._mkReverb(); this._mkDelay();
},
_mkReverb() {
const len=this.ctx.sampleRate*3;
const buf=this.ctx.createBuffer(2,len,this.ctx.sampleRate);
for(let c=0;c<2;c++){const d=buf.getChannelData(c);for(let i=0;i<len;i++)d[i]=(Math.random()*2-1)*Math.pow(1-i/len,2.2);}
this.reverbCv=this.ctx.createConvolver();this.reverbCv.buffer=buf;
this.reverbGn=this.ctx.createGain();this.reverbGn.gain.value=0.2;
this.reverbCv.connect(this.reverbGn);this.reverbGn.connect(this.master);
},
_mkDelay() {
this.delayNd=this.ctx.createDelay(2);
this.delayFb=this.ctx.createGain();this.delayFb.gain.value=0.35;
this.delayGn=this.ctx.createGain();this.delayGn.gain.value=0;
this.delayNd.delayTime.value=(60/this.bpm)*0.5;
this.delayNd.connect(this.delayFb);this.delayFb.connect(this.delayNd);
this.delayNd.connect(this.delayGn);this.delayGn.connect(this.master);
},
mkTrack(id,type) {
// Store config immediately — audio nodes wired when ctx is ready
const t={id,type,g:null,pan:null,an:null,filt:null,dist:null,
isMuted:false,isSolo:false,vol:0.8,panVal:0,
wave:'sawtooth',filterHz:6000,Q:1,detune:0,drive:1,reverb:0.2,delay:0,
adsr:{a:0.01,d:0.1,s:0.6,r:0.3}};
this.tracks.set(id,t);
if(this.ctx) this._wireTrack(t);
return t;
},
_wireTrack(t) {
if(!this.ctx||t.g) return;
t.g = this.ctx.createGain();
t.pan = this.ctx.createStereoPanner();
t.an = this.ctx.createAnalyser();
t.filt = this.ctx.createBiquadFilter();