:root{color-scheme:dark;--bg: #0f1116;--bg-elev: #181b22;--bg-elev-2: #20242d;--border: #2a2f3a;--fg: #e7e9ee;--fg-muted: #8a93a3;--fg-dim: #5b6271;--accent: #6aa6ff;--ok: #4ec986;--warn: #f4b740;--error: #ff6a6a;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:13px;line-height:1.4}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg)}#root{min-height:100vh}button,select,input[type=range],input[type=number],input[type=file]{font:inherit;color:inherit}button{background:var(--bg-elev-2);border:1px solid var(--border);border-radius:6px;padding:6px 12px;cursor:pointer;transition:background .12s}button:hover:not(:disabled){background:#2a3040}button:disabled{opacity:.4;cursor:not-allowed}select{background:var(--bg-elev-2);border:1px solid var(--border);border-radius:6px;padding:6px 10px}input[type=number]{background:var(--bg-elev-2);border:1px solid var(--border);border-radius:6px;padding:4px 8px;width:80px}.app{display:grid;grid-template-rows:auto 1fr;min-height:100vh}.app__header{padding:14px 20px;background:var(--bg-elev);border-bottom:1px solid var(--border)}.app__title{margin:0 0 8px;font-size:16px;font-weight:600}.app__subtitle{margin:0;color:var(--fg-muted);font-size:12px}.app__body{display:grid;grid-template-columns:minmax(340px,380px) 1fr;gap:0;overflow:hidden;min-height:0}.app__sidebar{background:var(--bg-elev);border-right:1px solid var(--border);overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:16px}.app__main{padding:14px 18px;display:flex;flex-direction:column;gap:14px;overflow-y:auto;min-width:0}.panel{background:var(--bg-elev);border:1px solid var(--border);border-radius:8px;padding:12px 14px}.panel__title{margin:0 0 10px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--fg-muted)}.panel__note{margin:0 0 10px;color:var(--fg-muted);font-size:12px}.kv-list{margin:0 0 12px;display:grid;gap:4px;font-size:12px}.kv-list__row{display:grid;grid-template-columns:110px 1fr;gap:8px}.kv-list dt{margin:0;color:var(--fg-muted)}.kv-list dd{margin:0;font-variant-numeric:tabular-nums}.segment-toolbar{display:flex;gap:8px;margin-bottom:8px}.segment-table{width:100%;border-collapse:collapse;font-size:11px}.segment-table th,.segment-table td{padding:4px 6px;border-bottom:1px solid var(--border);text-align:left;font-variant-numeric:tabular-nums}.segment-table th{color:var(--fg-muted);font-weight:500}.segment-table__actions{display:flex;gap:4px;white-space:nowrap}.segment-table__actions button{padding:2px 6px;font-size:10px}.segment-table__row--active td{background:#4ec98614}.segment-table__row--preview td{box-shadow:inset 0 0 0 1px #6aa6ff73}.kv{display:grid;grid-template-columns:140px 1fr;row-gap:4px;column-gap:12px;font-size:12px}.kv__key{color:var(--fg-muted)}.kv__value{color:var(--fg);font-variant-numeric:tabular-nums}.dropzone{width:100%;border:1.5px dashed var(--border);background:transparent;border-radius:8px;padding:16px;text-align:center;display:flex;flex-direction:column;gap:8px;align-items:center;color:inherit;cursor:pointer;font:inherit}.dropzone:hover{background:#6aa6ff0a}.dropzone--active{border-color:var(--accent);background:#6aa6ff0f}.dropzone__hint{color:var(--fg-muted);font-size:12px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:8px}.tabs__btn{background:none;border:none;border-bottom:2px solid transparent;border-radius:0;padding:6px 12px;color:var(--fg-muted);cursor:pointer;font-size:12px}.tabs__btn--active{color:var(--fg);border-bottom-color:var(--accent)}.track-table{width:100%;border-collapse:collapse;font-size:12px}.track-table th,.track-table td{text-align:left;padding:5px 8px;border-bottom:1px solid var(--border);font-variant-numeric:tabular-nums}.track-table th{font-weight:500;color:var(--fg-muted);text-transform:uppercase;font-size:10px;letter-spacing:.05em}.track-table td.col-color{width:28px}.color-swatch{display:inline-block;width:14px;height:14px;border-radius:3px;border:1px solid rgba(255,255,255,.1)}.canvas-wrap{position:relative;background:#0a0c10;border-radius:6px;overflow:hidden}.canvas-wrap canvas{display:block;width:100%;height:100%;touch-action:none}.tooltip{position:absolute;pointer-events:none;background:#14161ceb;border:1px solid var(--border);border-radius:4px;padding:6px 8px;font-size:11px;color:var(--fg);white-space:pre;z-index:10}.player-controls{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.player-controls__slider{flex:1;min-width:160px}.player-controls__vol{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--fg-muted)}.player-controls__vol input{width:90px}.findings{display:flex;flex-direction:column;gap:8px;max-height:380px;overflow-y:auto}.finding{display:grid;grid-template-columns:18px 1fr;gap:8px;padding:8px 10px;border-radius:5px;background:var(--bg-elev-2);font-size:12px}.finding--ok{border-left:3px solid var(--ok)}.finding--warn{border-left:3px solid var(--warn)}.finding--error{border-left:3px solid var(--error)}.finding__icon{text-align:center;color:var(--fg-muted)}.finding__title{font-weight:500}.finding__detail{margin-top:4px;color:var(--fg-muted);font-size:11px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;white-space:pre-wrap}.banner-error{background:#ff6a6a1a;border:1px solid var(--error);border-radius:6px;padding:10px 12px;color:var(--error);white-space:pre-wrap;font-size:12px}.empty-state{padding:40px 20px;text-align:center;color:var(--fg-muted)}.bar-chart{width:100%;height:80px;display:block;background:#0a0c10;border-radius:4px}.legend{display:flex;flex-wrap:wrap;gap:8px;font-size:11px;margin-top:6px}.legend__item{display:inline-flex;align-items:center;gap:4px}.legend__swatch{width:10px;height:10px;border-radius:2px;display:inline-block}.hit-timing__subtitle{margin:0 0 12px;color:var(--fg-muted);font-size:12px}.hit-timing__toolbar{margin-bottom:10px}.hit-timing__chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px;border:none;padding:0;min-inline-size:0}.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}.chip{padding:4px 10px;font-size:11px;border-radius:999px}.chip--active{background:#6aa6ff40;border-color:var(--accent);color:var(--accent)}.hit-timing__bpm-slider{display:flex;align-items:center;gap:8px;font-size:12px;margin:6px 0}.hit-timing__bpm-slider input[type=range]{flex:1}.hit-timing__hint-muted{margin:4px 0 0;font-size:11px;color:var(--fg-dim)}.hit-timing__plain{margin:8px 0;font-size:12px;color:var(--fg-muted);line-height:1.45}.hit-timing__grid{display:grid;grid-template-columns:minmax(280px,1fr) minmax(240px,380px);gap:16px;align-items:start}@media (max-width: 960px){.hit-timing__grid{grid-template-columns:1fr}}.hit-timing__live-box{background:#6aa6ff14;border:1px solid rgba(106,166,255,.35);border-radius:8px;padding:10px 12px;font-size:12px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.5}.hit-timing__live-title{font-weight:600;color:var(--accent);margin-bottom:4px;font-family:inherit}.hit-timing__lane-hint{font-size:11px;font-weight:600;color:var(--fg-dim);text-transform:uppercase;letter-spacing:.04em;margin:12px 0 8px}.timing-row{margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--border)}.timing-row__head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:4px}.timing-row__label{font-weight:600;font-size:12px}.timing-row__value{font-family:ui-monospace,monospace;font-size:12px}.timing-row__base{color:var(--fg-dim);font-size:10px}.timing-row input[type=range]{width:100%}.timing-row__meta{display:flex;justify-content:space-between;gap:8px;font-size:11px;color:var(--fg-muted);margin-top:4px}.hit-timing__actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:12px 0}.hit-timing__check{display:inline-flex;align-items:center;gap:6px;font-size:12px;cursor:pointer}.hit-timing__details{margin-top:8px;font-size:12px;color:var(--fg-muted)}.hit-timing__details summary{cursor:pointer;color:var(--fg)}.hit-timing__judge-chip{display:inline-block;margin-top:8px;padding:4px 10px;border-radius:6px;background:#fbbf2433;border:1px solid rgba(251,191,36,.5);font-weight:700;letter-spacing:.04em}.device-frame-wrap{width:100%;min-height:320px}.device-frame-scale{margin:0 auto;overflow:hidden}.device-frame{position:relative}.device-frame__bezel{width:100%;height:100%;background:#1a1d24;border-radius:36px;border:3px solid #3a4050;box-shadow:0 12px 40px #00000073;overflow:hidden;position:relative}.device-frame--tablet .device-frame__bezel{border-radius:18px;border-width:2px}.device-frame__island{position:absolute;top:10px;left:50%;transform:translate(-50%);width:96px;height:28px;background:#0a0c10;border-radius:18px;z-index:2}.device-frame__screen{width:100%;height:100%;display:flex;flex-direction:column;background:#0a0c10}.device-frame__falling{flex:0 0 auto;overflow:hidden;position:relative}.falling-sim{position:relative;width:100%;height:100%}.falling-sim__canvas{display:block}.falling-sim__hud{position:absolute;top:6px;left:0;right:0;display:flex;flex-direction:column;gap:4px;padding:0 8px;pointer-events:none;z-index:2}.falling-sim__score{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:baseline;font-size:11px;font-family:ui-monospace,monospace;color:#ffffffd9;text-shadow:0 1px 2px rgba(0,0,0,.8)}.falling-sim__score strong{font-size:16px;color:#fff}.falling-sim__paused{color:#ffe066;text-transform:uppercase;letter-spacing:.04em;font-size:10px}.falling-sim__controls{display:flex;gap:6px;pointer-events:auto}.falling-sim__btn{font-size:11px;padding:3px 10px;border-radius:6px;background:#1e2430e6;border:1px solid rgba(255,255,255,.18);color:#e8ecf4}.falling-sim__hint{position:absolute;left:50%;bottom:52px;transform:translate(-50%);margin:0;padding:4px 10px;border-radius:6px;background:#0000008c;color:#ffffffe6;font-size:11px;white-space:nowrap;pointer-events:none;z-index:2}.device-frame__caption{text-align:center;font-size:11px;color:var(--fg-dim);margin:8px 0 0;font-family:ui-monospace,monospace}.keyboard-stub{display:flex;align-items:flex-end;justify-content:center;gap:1px;background:#151820;border-top:1px solid #2a2f3a;padding:2px 0 0;flex:0 0 auto}.keyboard-stub__key{background:linear-gradient(#eceff4,#c8ced8);border-radius:0 0 3px 3px;border:1px solid #9aa3b2}.chart-summary{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;margin:10px 0 12px;font-size:12px}.chart-summary dt{color:var(--fg-dim);font-size:10px;text-transform:uppercase;letter-spacing:.03em}.chart-summary dd{margin:0;font-family:ui-monospace,monospace}.raw-midi-table-head{display:flex;align-items:center;gap:10px;margin-top:10px}.raw-midi-table-wrap{max-height:280px;overflow:auto;margin-top:8px;border:1px solid var(--border);border-radius:6px}.raw-midi-table{width:100%;border-collapse:collapse;font-size:11px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.raw-midi-table th,.raw-midi-table td{padding:4px 8px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}.raw-midi-table th{position:sticky;top:0;background:var(--bg-elev-2);color:var(--fg-muted);font-weight:600;z-index:1}.raw-midi-table__name{max-width:140px;overflow:hidden;text-overflow:ellipsis}.raw-midi-table tbody tr:hover{background:#6aa6ff14}.normalized-roll__wrap{overflow-x:auto;max-width:100%;position:relative}.normalized-roll .canvas-wrap{height:auto}