*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#111;--surface:#1a1a1a;--surface-2:#222;--border:#333;--text:#ccc;--text-dim:#777;--accent:#e8920b;--accent-bright:#f5b342;--red:#ef4444;--green:#22c55e}html,body,#root{background:var(--bg);height:100%;color:var(--text);font-family:JetBrains Mono,Fira Code,Consolas,monospace;font-size:13px;overflow:hidden}.app{flex-direction:column;height:100%;display:flex}.app-header{border-bottom:1px solid var(--border);flex-shrink:0;padding:8px 16px}.app-header h1{color:var(--accent);letter-spacing:.5px;font-size:16px;font-weight:600}.controls-bar{background:var(--surface);border-bottom:1px solid var(--border);flex-wrap:wrap;flex-shrink:0;align-items:center;gap:16px;padding:8px 16px;display:flex}.controls-bar label{text-transform:uppercase;color:var(--text-dim);letter-spacing:.5px;align-items:center;gap:6px;font-size:11px;display:flex}.controls-bar input[type=number]{background:var(--bg);border:1px solid var(--border);width:56px;color:var(--text);text-align:center;border-radius:3px;padding:4px 6px;font-family:inherit;font-size:13px}.controls-bar select{background:var(--bg);border:1px solid var(--border);color:var(--text);cursor:pointer;border-radius:3px;padding:4px 6px;font-family:inherit;font-size:12px}.controls-bar input[type=number]:focus,.controls-bar select:focus{border-color:var(--accent);outline:none}.controls-bar input:disabled,.controls-bar select:disabled{opacity:.4;cursor:not-allowed}.checkbox-label{cursor:pointer}.checkbox-label input[type=checkbox]{accent-color:var(--accent)}.pitch-indicator{background:var(--surface-2);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:16px;padding:6px 16px;display:flex}.pitch-note{color:var(--accent-bright);min-width:48px;font-size:18px;font-weight:700}.pitch-freq{color:var(--text-dim);font-size:12px}.pitch-clarity{color:var(--text-dim);font-size:11px}.pitch-silent{color:var(--text-dim);font-size:18px}.mic-error{color:var(--red);background:#ef444426;border-bottom:1px solid #ef44444d;flex-shrink:0;padding:8px 16px;font-size:12px}.piano-roll-wrapper{flex:1;min-height:0;display:flex;overflow:hidden}.piano-roll-labels{background:var(--surface);border-right:1px solid var(--border);scrollbar-width:none;flex-shrink:0;width:48px;overflow:hidden}.piano-roll-labels::-webkit-scrollbar{display:none}.piano-label{color:var(--text-dim);border-bottom:1px solid var(--border);-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;font-size:9px;display:flex}.piano-label.in-scale{color:var(--accent-bright);font-weight:600}.piano-label.black-key{background:#0003}.piano-roll-scroll{flex:1;position:relative;overflow:auto}.piano-roll-scroll canvas{display:block}.transport-bar{background:var(--surface);border-top:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;padding:10px 16px;display:flex}.transport-buttons{gap:8px;display:flex}.btn{border:1px solid var(--border);background:var(--surface-2);color:var(--text);cursor:pointer;border-radius:4px;align-items:center;gap:6px;padding:6px 14px;font-family:inherit;font-size:12px;transition:background .15s,border-color .15s;display:inline-flex}.btn:hover{background:var(--border)}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-record{border-color:var(--red);color:var(--red)}.btn-record:hover{background:#ef444426}.btn-stop{border-color:var(--text)}.btn-export{border-color:var(--accent);color:var(--accent)}.btn-export:hover{background:#e8920b26}.btn-play{border-color:var(--green);color:var(--green)}.btn-play:hover{background:#22c55e26}.btn-clear{border-color:var(--text-dim);color:var(--text-dim)}.record-dot{background:var(--red);border-radius:50%;width:8px;height:8px;animation:1s ease-in-out infinite pulse-dot}@keyframes pulse-dot{0%,to{opacity:1}50%{opacity:.4}}.stop-square{background:var(--text);width:8px;height:8px}.play-triangle{border-left:8px solid var(--green);border-top:5px solid #0000;border-bottom:5px solid #0000;width:0;height:0}.transport-time{color:var(--text-dim);font-variant-numeric:tabular-nums;font-size:20px;font-weight:600}