:root{--bg: #111113;--surface: #1c1c1f;--surface2: #26262a;--border: #333338;--border2: #44444a;--text: #f0f0f2;--text-muted: #888892;--text-faint: #55555e;--accent: #3b82f6;--accent-bg: rgba(59,130,246,.15);--accent-border: rgba(59,130,246,.4);--danger: #ef4444;--danger-bg: rgba(239,68,68,.15);--danger-border: rgba(239,68,68,.4);--success: #22c55e;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-full: 999px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;width:100%}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;overscroll-behavior:none}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none;color:inherit}button:disabled{opacity:.38;cursor:default}.app{max-width:480px;margin:0 auto;height:100%;display:flex;flex-direction:column;overflow:hidden}.setup-screen{display:flex;align-items:center;justify-content:center;height:100%;padding:24px}.setup-card{width:100%;max-width:360px;background:var(--surface);border:.5px solid var(--border);border-radius:var(--radius-lg);padding:32px 24px;display:flex;flex-direction:column;gap:10px}.setup-logo{font-size:40px;text-align:center}.setup-title{font-size:22px;font-weight:600;text-align:center}.setup-subtitle{font-size:13px;color:var(--text-muted);text-align:center;margin-bottom:6px}.setup-label{font-size:12px;color:var(--text-muted);margin-top:4px}.setup-input{width:100%;background:var(--surface2);border:.5px solid var(--border);border-radius:var(--radius-sm);padding:10px 12px;color:var(--text);font-size:14px;outline:none}.setup-input:focus{border-color:var(--accent)}.setup-btn{margin-top:8px;width:100%;height:44px;background:var(--accent);color:#fff;border-radius:var(--radius-md);font-size:15px;font-weight:500}.setup-btn:disabled{opacity:.5}.setup-error{font-size:12px;color:var(--danger);text-align:center}.topbar{padding:10px 14px 8px;border-bottom:.5px solid var(--border);flex-shrink:0}.topbar-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}.source-btn{font-size:12px;color:var(--accent);display:flex;align-items:center;gap:4px}.source-icon{font-size:10px}.track-counter{font-size:11px;color:var(--text-faint)}.track-title{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:4px}.track-meta{display:flex;gap:12px}.meta-chip{font-size:11px;color:var(--text-muted)}.meta-chip strong{color:var(--text)}.player-section{padding:10px 14px 8px;border-bottom:.5px solid var(--border);flex-shrink:0}.waveform-outer{background:var(--surface2);border-radius:var(--radius-md);height:64px;position:relative;margin-bottom:6px;overflow:hidden}.waveform-container{width:100%;height:100%}.waveform-loading,.waveform-empty{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--text-faint)}.time-row{display:flex;justify-content:space-between;font-size:10px;color:var(--text-faint)}.transport-bar{display:flex;align-items:center;gap:12px;padding:10px 14px 14px;border-top:.5px solid var(--border);background:var(--bg);flex-shrink:0}.t-round{width:50px;height:50px;border-radius:50%;border:.5px solid var(--border);background:var(--surface);font-size:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0;-webkit-user-select:none;user-select:none}.t-play{width:58px;height:58px;font-size:22px;border-color:var(--border2)}.t-rect{flex:1;height:50px;border-radius:var(--radius-md);border:.5px solid var(--border);background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;-webkit-user-select:none;user-select:none}.t-rect-icon{font-size:18px;line-height:1}.t-rect-label{font-size:9px;color:var(--text-faint);line-height:1}.tracknav{display:flex;align-items:center;gap:8px;padding:8px 14px;border-bottom:.5px solid var(--border);flex-shrink:0}.nav-btn{flex:1;height:50px;border:.5px solid var(--border);border-radius:var(--radius-sm);background:var(--surface2);font-size:12px;color:var(--text-faint);display:flex;align-items:center;justify-content:center;gap:4px;-webkit-user-select:none;user-select:none}.delete-ring-btn{position:relative;width:85px;height:50px;cursor:pointer;user-select:none;-webkit-user-select:none;touch-action:none;flex-shrink:0}.delete-ring-btn svg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}.delete-btn-inner{position:absolute;top:4px;right:4px;bottom:4px;left:4px;border-radius:5px;background:var(--danger-bg);border:.5px solid var(--danger-border);display:flex;align-items:center;justify-content:center;font-size:16px;transition:background .15s}.delete-ring-btn.fired .delete-btn-inner{background:var(--danger)}.grid-section{padding:8px 14px 10px;flex:1;display:flex;flex-direction:column;overflow:hidden}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.section-label{font-size:11px;color:var(--text-faint)}.preset-change-btn{font-size:11px;color:var(--accent)}.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr;gap:6px;flex:1;margin-bottom:8px;min-height:0}.cat-grid.slide-in-right{animation:slide-in-right .25s ease-out both}.cat-grid.slide-in-left{animation:slide-in-left .25s ease-out both}@keyframes slide-in-right{0%{transform:translate(60%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slide-in-left{0%{transform:translate(-60%);opacity:0}to{transform:translate(0);opacity:1}}.cat-btn{min-height:0;border:.5px solid var(--border);border-radius:var(--radius-md);background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;-webkit-user-select:none;user-select:none;transition:background .1s,border-color .1s}.cat-btn.active{background:var(--accent-bg);border-color:var(--accent-border)}.cat-btn.danger.active{background:var(--danger-bg);border-color:var(--danger-border)}.cat-btn-label{font-size:12px;font-weight:500;color:var(--text)}.cat-btn.active .cat-btn-label{color:var(--accent)}.cat-btn.danger.active .cat-btn-label{color:var(--danger)}.cat-btn-tag{font-size:9px;color:var(--text-faint)}.preset-dots{display:flex;justify-content:center;align-items:center;gap:6px;padding:4px 0 2px;flex-shrink:0}.preset-dot{width:6px;height:6px;border-radius:50%;background:var(--border2);transition:background .2s}.preset-dot.active{background:var(--accent)}.tag-status{background:var(--surface2);border-radius:var(--radius-sm);padding:6px 10px;min-height:30px;display:flex;align-items:center;flex-wrap:wrap;gap:5px;margin-top:auto}.tag-empty,.saving-indicator{font-size:11px;color:var(--text-faint)}.tag-pill{font-size:11px;background:var(--accent-bg);color:var(--accent);border:.5px solid var(--accent-border);border-radius:var(--radius-full);padding:2px 8px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:flex-end;justify-content:center;z-index:100}.modal-sheet{width:100%;max-width:480px;background:var(--surface);border-radius:20px 20px 0 0;padding:16px 16px 32px;max-height:80vh;display:flex;flex-direction:column}.modal-handle{width:36px;height:4px;background:var(--border2);border-radius:2px;margin:0 auto 14px;flex-shrink:0}.modal-title{font-size:16px;font-weight:600;margin-bottom:12px;flex-shrink:0}.modal-section-label{font-size:10px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px;flex-shrink:0}.preset-chips{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px;margin-bottom:12px;scrollbar-width:none;flex-shrink:0}.preset-chips::-webkit-scrollbar{display:none}.preset-chip{flex-shrink:0;padding:6px 14px;border:.5px solid var(--border);border-radius:var(--radius-full);font-size:13px;color:var(--text-muted);white-space:nowrap}.preset-chip.active{background:var(--accent-bg);border-color:var(--accent-border);color:var(--accent);font-weight:500}.drive-preset-chip{border-style:dashed}.scan-banner{display:flex;align-items:center;gap:8px;padding:6px 0 8px;font-size:11px;color:var(--accent);overflow:hidden}.scan-bar{flex-shrink:0;width:80px;height:2px;border-radius:1px;background:var(--surface2);position:relative;overflow:hidden}.scan-bar:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--accent);border-radius:1px;animation:scan-slide 1.2s ease-in-out infinite}@keyframes scan-slide{0%{transform:translate(-100%)}50%{transform:translate(0)}to{transform:translate(100%)}}.modal-scroll{overflow-y:auto;flex:1}.custom-edit-section{padding:4px 0 8px}.custom-edit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.custom-edit-cell{display:flex;flex-direction:column;gap:2px}.custom-edit-input{width:100%;box-sizing:border-box;background:var(--surface2);border:.5px solid var(--border2);border-radius:var(--radius-sm);color:var(--text);font-size:12px;padding:6px 7px;text-align:center}.custom-edit-input:focus{outline:none;border-color:var(--accent)}.custom-edit-tag{font-size:9px;color:var(--text-faint);text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.modal-loading{padding:24px;text-align:center;color:var(--text-faint)}.list-section-header{font-size:12px;font-weight:500;color:var(--text-muted);padding:10px 4px 6px;display:flex;align-items:center;gap:8px}.list-hint{font-size:11px;color:var(--text-faint);padding:0 4px 8px}.auto-badge{font-size:9px;background:#22c55e26;color:var(--success);border-radius:var(--radius-full);padding:2px 7px}.list-row{display:flex;align-items:center;gap:10px;padding:10px 6px;border-radius:var(--radius-sm);cursor:pointer}.list-row:hover{background:var(--surface2)}.list-row.checked{background:var(--accent-bg)}.list-check{width:20px;height:20px;border-radius:5px;border:.5px solid var(--border2);display:flex;align-items:center;justify-content:center;font-size:12px;flex-shrink:0}.list-check.checked{background:var(--accent);border-color:var(--accent);color:#fff}.list-icon{font-size:14px;flex-shrink:0}.list-name{font-size:13px;flex:1;color:var(--text)}.list-row.checked .list-name{color:var(--accent)}.list-count{font-size:11px;color:var(--text-faint)}.delete-section-header{color:var(--danger)}.delete-row:hover{background:var(--danger-bg)}.delete-row.checked{background:#ef444426}.delete-row.checked .list-name{color:var(--danger)}.load-btn{width:100%;height:46px;margin-top:12px;border-radius:var(--radius-md);background:var(--text);color:var(--bg);font-size:15px;font-weight:500;flex-shrink:0}.load-btn:disabled{opacity:.35;cursor:default}