:root{color-scheme:dark;--bg: #070a12;--panel: #0d1320;--panel-raised: #121b2c;--panel-soft: #182338;--line: rgba(222, 232, 255, .12);--line-strong: rgba(222, 232, 255, .24);--text: #edf3ff;--muted: #99a8bf;--accent: #8b72ff;--accent-bright: #a996ff;--cyan: #4dd7ed;--good: #4bd58b;--warning: #f4bf58;--error: #ff6b79;--lane-height: 22px;--radius: 12px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#editor-root{height:100%;margin:0}body{background:var(--bg);color:var(--text);overflow:hidden}button,input,select,textarea{font:inherit}button,.file-button{border:1px solid var(--line);border-radius:8px;background:#152037;color:var(--text);padding:7px 10px;cursor:pointer}button:hover:not(:disabled),.file-button:hover{border-color:var(--accent);background:#1a2844}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,.file-button:focus-within{outline:2px solid var(--cyan);outline-offset:2px}button:disabled{opacity:.38;cursor:not-allowed}button.primary{border-color:transparent;background:linear-gradient(135deg,var(--accent),#557bf5);font-weight:700}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:8px;background:#090f1b;color:var(--text);padding:7px 8px}textarea{resize:vertical;line-height:1.4}label{display:grid;gap:5px;color:var(--muted);font-size:12px}small{color:var(--muted);line-height:1.4}code{color:var(--cyan);font-size:11px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.editor-shell{display:grid;grid-template-columns:260px minmax(520px,1fr) 330px;grid-template-rows:60px minmax(0,1fr);height:100%}.editor-topbar{grid-column:1 / -1;display:flex;align-items:center;justify-content:space-between;padding:9px 14px;border-bottom:1px solid var(--line);background:#090e19eb;backdrop-filter:blur(12px);z-index:10}.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:linear-gradient(145deg,var(--accent),#4d79f2);font-size:20px;box-shadow:0 8px 30px #5d56ff3d}.brand span:last-child{display:grid}.brand small{font-size:10px;letter-spacing:.08em;text-transform:uppercase}.top-actions,.button-row{display:flex;flex-wrap:wrap;align-items:center;gap:7px}.editor-sidebar,.inspector{min-height:0;overflow:auto;background:var(--panel);padding:12px}.editor-sidebar{border-right:1px solid var(--line)}.inspector{border-left:1px solid var(--line)}.editor-sidebar section,.inspector section,.inspector-tabs{display:grid;gap:9px;padding:12px;margin-bottom:10px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel-raised)}h2,h3{margin:0}h2{font-size:12px;text-transform:uppercase;color:var(--muted);letter-spacing:.13em}h3{font-size:13px}.track-tabs{display:grid;gap:6px}.track-tabs button{text-align:left}.track-tabs button.active{border-color:var(--cyan);background:#4dd7ed1f}.file-button{position:relative;display:block;text-align:center;color:var(--text)}.file-button input{position:absolute;inset:0;opacity:0;cursor:pointer}.check{display:flex;grid-template-columns:auto 1fr;align-items:center;gap:7px;color:var(--text)}.check input{width:auto;margin:0}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}audio{width:100%;height:34px}.editor-main{min-width:0;min-height:0;display:grid;grid-template-rows:auto minmax(280px,1fr) auto auto auto;overflow:hidden;background:radial-gradient(circle at 30% -10%,rgba(100,80,230,.13),transparent 37%),var(--bg)}.editor-toolbar{display:flex;align-items:center;gap:7px;padding:9px 11px;border-bottom:1px solid var(--line);overflow-x:auto;background:#0c121fd6}.editor-toolbar label{min-width:105px;display:flex;align-items:center;gap:7px;white-space:nowrap}.editor-toolbar label input[type=range]{width:120px;padding:0}.editor-toolbar label select{width:auto}.playhead-readout{margin-left:auto;color:var(--muted);font-size:11px;font-variant-numeric:tabular-nums;white-space:nowrap}.timeline-scroll{position:relative;min-width:0;min-height:0;overflow:auto;padding-left:67px;background:#090e19}.timeline-labels{position:sticky;left:-67px;float:left;width:67px;z-index:6;border-right:1px solid var(--line-strong);background:#0e1625}.timeline-labels>div{display:flex;align-items:center;justify-content:flex-end;padding-right:7px;border-bottom:1px solid var(--line);color:var(--muted);font-size:9px;font-variant-numeric:tabular-nums}.timeline-grid{position:relative;cursor:crosshair;background-color:#090e19;background-image:repeating-linear-gradient(to bottom,transparent 0,transparent calc(var(--lane-height) - 1px),var(--line) calc(var(--lane-height) - 1px),var(--line) var(--lane-height)),repeating-linear-gradient(to right,rgba(255,255,255,.06) 0,rgba(255,255,255,.06) 1px,transparent 1px,transparent 45px),repeating-linear-gradient(to right,rgba(108,137,200,.18) 0,rgba(108,137,200,.18) 1px,transparent 1px,transparent 180px)}.timeline-grid.bass{background-color:#0a101b}.waveform{position:absolute;inset:0;opacity:.1;pointer-events:none;background:repeating-linear-gradient(115deg,transparent 0 13px,rgba(77,215,237,.7) 14px 15px,transparent 16px 29px);mask-image:linear-gradient(to bottom,transparent,black 20%,black 80%,transparent)}.timeline-note{position:absolute;z-index:3;overflow:hidden;display:flex;align-items:center;text-align:left;padding:0 10px 0 7px;border-radius:5px;border:1px solid rgba(138,189,255,.55);background:linear-gradient(90deg,#5a78ffe0,rgba(77,215,237,calc(.22 + var(--confidence) * .5)));box-shadow:0 0 15px #5674ff29;font-size:9px;white-space:nowrap;color:#fff;touch-action:none;cursor:grab}.timeline-grid.bass .timeline-note{background:linear-gradient(90deg,#764feaeb,rgba(226,101,207,calc(.24 + var(--confidence) * .48)))}.timeline-note:active{cursor:grabbing}.timeline-note.selected{border-color:#fff;box-shadow:0 0 0 2px var(--accent),0 0 22px #8b72ffa6;z-index:4}.timeline-note.uncertain{border-style:dashed;border-color:var(--warning)}.timeline-note .resize-handle{position:absolute;inset:0 0 0 auto;width:8px;background:#ffffff47;cursor:ew-resize}.playhead{position:absolute;top:0;bottom:0;width:2px;z-index:5;pointer-events:none;background:#fff;box-shadow:0 0 9px var(--cyan)}.playhead:before{content:"";position:absolute;top:0;left:-4px;border:5px solid transparent;border-top-color:#fff}.confidence-strip{display:flex;align-items:center;gap:2px;min-height:30px;padding:5px 10px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow-x:auto;background:var(--panel)}.confidence-strip span{color:var(--muted);font-size:10px;margin-right:7px;text-transform:uppercase;letter-spacing:.08em}.confidence-strip button{min-width:8px;height:14px;padding:0;border:0;background:linear-gradient(90deg,var(--warning),var(--good))}.notation-card{min-height:0;max-height:300px;overflow:auto;border-top:1px solid var(--line);background:#f7f5ef;color:#202020}.section-toggle{position:sticky;top:0;margin:8px;z-index:3}.notation-preview{min-height:120px;padding:10px;color:#333}.notation-preview p{text-align:center;color:#555}.editor-status{display:flex;justify-content:space-between;gap:12px;padding:8px 12px;border-top:1px solid var(--line);background:#0d1422;color:var(--muted);font-size:11px}.inspector-tabs{position:sticky;top:-12px;z-index:7;box-shadow:0 8px 20px #0003}.empty-state{color:var(--muted);line-height:1.6;padding:18px}.proposal{display:grid;gap:7px;padding:9px;border:1px solid rgba(139,114,255,.45);border-radius:9px;background:#8b72ff17;font-size:12px;line-height:1.45}.alternatives{display:flex;flex-wrap:wrap;gap:6px}.alternatives b{width:100%;font-size:12px;color:var(--muted)}fieldset{border:1px solid var(--line);border-radius:9px;padding:8px}legend{color:var(--muted);font-size:11px}.technique-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;max-height:150px;overflow:auto}.technique-grid .check{font-size:10px}.confidence-details{display:grid;grid-template-columns:90px 1fr;gap:4px 8px;margin:0;font-size:11px}.confidence-details dt{color:var(--muted)}.confidence-details dd{margin:0}.validation-list,.diagnostics{display:grid;gap:7px;padding:0;margin:0;list-style:none;max-height:210px;overflow:auto}.validation-list li{display:grid;gap:3px;padding-left:8px;border-left:3px solid var(--warning);font-size:11px}.validation-list li.error{border-left-color:var(--error)}.validation-list li button{width:fit-content;padding:2px 5px;font-size:10px}.validation-list li span{line-height:1.35}.diagnostics li{padding:6px;border-radius:6px;font-size:10px;line-height:1.35;background:#ffffff0a}.diagnostics li.error{color:var(--error)}.diagnostics li.warning{color:var(--warning)}.diagnostics li.info{color:var(--cyan)}.valid{color:var(--good);font-size:12px}@media (max-width: 1120px){.editor-shell{grid-template-columns:220px minmax(450px,1fr) 285px}}@media (max-width: 820px){body{overflow:auto}.editor-shell{grid-template-columns:1fr;grid-template-rows:auto auto minmax(650px,1fr) auto;height:auto;min-height:100%}.editor-topbar{grid-column:1;flex-wrap:wrap;gap:8px}.editor-sidebar,.inspector{overflow:visible;border:0;border-bottom:1px solid var(--line)}.editor-main{min-height:700px}.editor-status{flex-wrap:wrap}}@media (prefers-reduced-motion: reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}