:root{--bg: #0f0f0f;--surface: #1a1a1a;--surface2: #252525;--surface3: #303030;--border: #3a3a3a;--text: #f0f0f0;--text2: #b0b0b0;--text-muted: #666;--accent: #e63946;--accent2: #457b9d;--accent3: #f4a261;--success: #2a9d8f;--radius: 8px;--radius-lg: 14px;--nav-height: 60px;--bar-px: 160px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{height:100%;overflow:hidden}body{height:100%;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px;line-height:1.4;-webkit-text-size-adjust:100%;overscroll-behavior:none;user-select:none;-webkit-user-select:none}#root{height:100%;display:flex;flex-direction:column}button{cursor:pointer;border:none;background:none;color:inherit;font:inherit;touch-action:manipulation;-webkit-tap-highlight-color:transparent}input,textarea{color:inherit;font:inherit;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px;outline:none}input:focus,textarea:focus{border-color:var(--accent2)}.screen{height:100%;display:flex;flex-direction:column;overflow:hidden}.screen-header{display:flex;align-items:center;gap:10px;padding:12px 16px;padding-top:calc(12px + var(--safe-top));border-bottom:1px solid var(--border);background:var(--surface);flex-shrink:0}.screen-header h1{font-size:17px;font-weight:600;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.screen-body{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch}.bottom-nav{display:flex;height:calc(var(--nav-height) + var(--safe-bottom));padding-bottom:var(--safe-bottom);background:var(--surface);border-top:1px solid var(--border);flex-shrink:0}.bottom-nav button{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;color:var(--text-muted);transition:color .15s;padding:8px}.bottom-nav button.active{color:var(--accent)}.bottom-nav .nav-icon{font-size:20px;line-height:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border-radius:var(--radius);font-size:14px;font-weight:500;touch-action:manipulation;-webkit-tap-highlight-color:transparent;transition:opacity .15s}.btn:active{opacity:.75}.btn-primary{background:var(--accent);color:#fff}.btn-secondary{background:var(--surface2);color:var(--text);border:1px solid var(--border)}.btn-success{background:var(--success);color:#fff}.btn-sm{padding:6px 14px;font-size:13px}.btn-xs{padding:4px 10px;font-size:12px;border-radius:6px}.btn-icon{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--surface2);border:1px solid var(--border);font-size:18px}.btn-back{font-size:22px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px}.list-item{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border);touch-action:manipulation;-webkit-tap-highlight-color:transparent}.list-item:active{background:var(--surface2)}.badge{background:var(--surface2);border-radius:12px;padding:2px 10px;font-size:13px;color:var(--text2);font-variant-numeric:tabular-nums;border:1px solid var(--border)}.beat-grid-container{display:flex;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;background:var(--surface);border-bottom:1px solid var(--border);height:30px;flex-shrink:0}.beat-grid-container::-webkit-scrollbar{display:none}.beat-bar{display:flex;border-right:1px solid var(--border);flex-shrink:0;width:var(--bar-px)}.beat-cell{flex:1;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:var(--text2);border-right:1px solid rgba(255,255,255,.04)}.beat-cell.dim{opacity:.35}.beat-cell.beat1{color:var(--accent3);opacity:.9}.timeline-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;position:relative;flex:1;background:var(--surface2)}.timeline-scroll::-webkit-scrollbar{display:none}.timeline-track{position:relative;height:72px}.timeline-empty-hint{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:13px;pointer-events:none}.tag-block{position:absolute;top:10px;bottom:10px;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;padding:0 4px;cursor:pointer;touch-action:manipulation;color:#ffffffe6;text-shadow:0 1px 2px rgba(0,0,0,.5);border:1px solid rgba(255,255,255,.15)}.selection-preview{position:absolute;top:10px;bottom:10px;background:rgba(255,255,255,.15);border:2px dashed rgba(255,255,255,.5);border-radius:5px;pointer-events:none}.playhead{position:absolute;top:0;bottom:0;width:2px;background:var(--accent);pointer-events:none;z-index:10}.sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(0,0,0,.65);z-index:200;display:flex;align-items:flex-end;padding-bottom:var(--safe-bottom)}.sheet{width:100%;background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;max-height:75vh;display:flex;flex-direction:column;overflow:hidden}.sheet-handle{width:36px;height:4px;background:var(--border);border-radius:2px;margin:10px auto 6px;flex-shrink:0}.sheet-header{padding:8px 16px 12px;font-weight:600;font-size:15px;border-bottom:1px solid var(--border);flex-shrink:0}.sheet-body{overflow-y:auto;-webkit-overflow-scrolling:touch;flex:1}.family-header{padding:8px 16px 4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);background:var(--surface2)}.figure-option{padding:13px 16px;border-bottom:1px solid var(--border);font-size:15px;touch-action:manipulation}.figure-option:active{background:var(--surface2)}.loop-controls{display:flex;gap:8px;padding:12px 16px;flex-wrap:wrap;background:var(--surface);border-top:1px solid var(--border)}.video-wrapper{position:relative;background:#000;width:100%}.video-wrapper video{width:100%;height:100%;object-fit:contain;display:block}.video-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:10;touch-action:manipulation}.sync-panel{padding:16px;display:flex;flex-direction:column;gap:12px;background:var(--surface)}.bpm-display{font-size:40px;font-weight:700;text-align:center;font-variant-numeric:tabular-nums;color:var(--accent3)}.bpm-label{font-size:13px;color:var(--text-muted);text-align:center;margin-top:-8px}.tap-btn{height:80px;border-radius:var(--radius-lg);background:var(--accent);color:#fff;font-size:24px;font-weight:700;letter-spacing:.04em;touch-action:manipulation}.tap-btn:active{opacity:.8}.nudge-row{display:flex;gap:6px;align-items:center;justify-content:center}.sync-hint{font-size:13px;color:var(--text-muted);text-align:center}.occurrence-card{padding:12px 16px;border-bottom:1px solid var(--border);touch-action:manipulation}.occurrence-card:active{background:var(--surface2)}.occurrence-meta{font-size:12px;color:var(--text-muted);margin-top:3px}.transition-group-header{padding:8px 16px 4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text2);background:var(--surface2);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}.transition-group-header .arrow{color:var(--accent)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:40px 24px;color:var(--text-muted);text-align:center}.empty-state .empty-icon{font-size:48px;opacity:.4}.tab-bar{display:flex;border-bottom:1px solid var(--border);background:var(--surface);flex-shrink:0}.tab-btn{flex:1;padding:10px;font-size:13px;font-weight:600;color:var(--text-muted);border-bottom:2px solid transparent;transition:color .15s,border-color .15s}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.section-title{padding:12px 16px 4px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted)}.recent-badge{background:var(--accent);color:#fff;border-radius:4px;padding:1px 6px;font-size:10px;font-weight:700;text-transform:uppercase}.tag-edit-panel{position:absolute;bottom:100%;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);padding:10px 12px;display:flex;align-items:center;gap:8px;z-index:20;flex-wrap:wrap}.editor-strip{display:flex;height:calc(44px + var(--safe-bottom));padding-bottom:var(--safe-bottom);background:var(--surface);border-top:1px solid var(--border);flex-shrink:0}.editor-strip button{flex:1;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--text-muted);transition:color .15s}.editor-strip button.active{color:var(--accent)}.editor-drawer-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:rgba(0,0,0,.5);z-index:100}.editor-drawer{position:absolute;bottom:0;left:0;right:0;max-height:55vh;background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;display:flex;flex-direction:column;overflow:hidden;z-index:101}