.ear-player-app{max-width:1040px}.player-panel{padding:clamp(16px,3vw,28px)}.player-panel h1{margin-bottom:4px}.source-tabs{display:flex;gap:8px;margin:22px 0 14px;border-bottom:1px solid var(--border)}.source-tab{border:0;border-bottom:3px solid transparent;border-radius:0;background:transparent;padding:10px 14px;color:var(--text-dim);font-weight:700}.source-tab.is-active{color:var(--text);border-bottom-color:var(--text)}.source-picker{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.source-card{display:flex;gap:14px;min-height:178px;padding:20px;border:1px solid var(--border-strong);border-radius:var(--radius-lg);background:var(--accent-surface)}.source-card-icon{flex:0 0 40px;width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:var(--text);color:var(--bg);font-size:1.25rem}.source-card-body{min-width:0;flex:1}.source-card h2{margin:0;font-size:1.05rem;border:0;padding:0}.source-card p{color:var(--text-dim);margin:4px 0 12px;font-size:.83rem;line-height:1.6}.source-input-row{display:flex;gap:8px}.source-input-row input{min-width:0;flex:1}.file-drop{display:flex;min-height:64px;justify-content:center;align-items:center;text-align:center;border:1px dashed var(--border-strong);border-radius:var(--radius);color:var(--text-dim);cursor:pointer;padding:12px;background:var(--bg)}.file-drop.is-dragover{border-color:var(--text);background:var(--accent-soft)}.file-drop input{position:absolute;width:1px;height:1px;opacity:0}.loading-message{padding:20px 0 4px;text-align:center;color:var(--text-dim)}.player-area{margin-top:20px}.media-row{display:block}.youtube-video-frame{width:100%;aspect-ratio:16 / 9;background:#111;border-radius:var(--radius);overflow:hidden}.youtube-video-frame>div,.youtube-video-frame iframe{display:block;width:100%;height:100%}.local-audio-info{display:flex;min-height:72px;gap:12px;align-items:center;padding:18px;border:1px solid var(--border);border-radius:var(--radius);background:var(--accent-surface)}.local-audio-icon{display:grid;place-items:center;flex:0 0 42px;height:42px;border-radius:50%;background:var(--text);color:var(--bg);font-size:1.35rem}.track-source{display:block;color:var(--text-muted);font-size:.75rem}.track-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:16px 0 10px}.track-toolbar strong{display:block;font-size:.95rem;overflow-wrap:anywhere}.ab-controls{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.ab-controls button{min-height:42px;padding:8px 5px;font-size:.82rem}.loop-toggle.is-on{border-color:var(--text);background:var(--text);color:var(--bg)}.loop-message{min-height:1.5em;margin:6px 0 0}.timeline-wrap{margin-top:14px}.timeline-scroll{width:100%;overflow-x:auto;padding:20px 0 9px;scrollbar-width:thin}.timeline-track{position:relative;width:100%;min-width:100%;height:34px;border-radius:7px;background:var(--bg-elev2);border:1px solid var(--border-strong);cursor:pointer;touch-action:pan-x}.timeline-buffered,.timeline-played,.timeline-range{position:absolute;left:0;top:0;bottom:0;width:0;pointer-events:none}.timeline-buffered{background:#e2e2de;border-radius:6px}.timeline-range{background:#3e3e3e21}.timeline-played{background:var(--text);opacity:.72;border-radius:6px 0 0 6px}.timeline-handle{position:absolute;top:50%;z-index:3;width:30px;height:42px;padding:0;transform:translate(-50%,-50%);border:2px solid var(--text);border-radius:6px;background:var(--bg);color:var(--text);font-size:.72rem;font-weight:800;cursor:ew-resize;touch-action:none}.timeline-handle.handle-b{border-color:var(--accent)}.main-controls{display:grid;grid-template-columns:1fr 1.2fr 1.7fr 1.2fr 1fr;gap:8px;align-items:center}.main-controls button{min-height:48px;padding:9px 7px}.main-controls .large-control{font-size:.86rem}.play-button{font-size:1.05rem}.secondary-controls{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 14px;margin:16px 0 2px;color:var(--text-dim);font-size:.82rem}.volume-control{display:inline-flex;align-items:center;gap:6px}.volume-control input{width:110px}.speed-inline{display:inline-flex;align-items:center;gap:6px}.speed-inline strong{min-width:48px;text-align:center;color:var(--text);font-variant-numeric:tabular-nums}.practice-panel{margin-top:20px;padding-top:18px;border-top:1px solid var(--border)}.practice-panel h2{margin:0;font-size:1rem}.section-heading-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.ab-inputs{display:grid;grid-template-columns:minmax(90px,1fr) auto minmax(90px,1fr) auto;gap:8px;align-items:end;margin-top:14px}.ab-inputs label,.loop-options label{display:flex;flex-direction:column;gap:4px;color:var(--text-dim);font-size:.75rem}.ab-inputs input{width:100%;font-variant-numeric:tabular-nums}.ab-button{min-height:40px;padding:8px 10px;font-size:.8rem}.loop-actions{margin-top:12px}.loop-options{display:flex;flex-wrap:wrap;align-items:end;gap:10px 14px;margin-top:14px}.loop-options select{padding:7px 8px;font-size:.82rem}.small-note{color:var(--text-muted);font-size:.75rem}.loop-options .check{flex-direction:row;align-items:center;padding-bottom:7px}.item-list{display:grid;gap:8px;margin-top:12px}.empty-note{margin:0;color:var(--text-muted);font-size:.84rem}.item-row{display:grid;grid-template-columns:minmax(110px,1fr) 92px auto auto;gap:8px;align-items:center;padding:8px;background:var(--accent-surface);border:1px solid var(--border);border-radius:var(--radius-sm)}.item-row .item-meta{color:var(--text-dim);font-size:.78rem;font-variant-numeric:tabular-nums}.item-row input{min-width:0;padding:7px 8px;font-size:.82rem}.memo-panel .input-area{min-height:80px;margin-top:10px}.recent-youtube{margin-top:12px}.recent-youtube-title{margin:0 0 6px;color:var(--text-dim);font-size:.78rem;font-weight:700}.recent-youtube-list{display:grid;gap:5px}.recent-video{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;padding:7px 9px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);color:var(--text);text-align:left;font-size:.78rem}.recent-video strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.recent-video span{flex:0 0 auto;color:var(--text-muted);font-size:.7rem}@media(max-width:720px){.source-picker{display:block}.source-card+.source-card{margin-top:10px}.source-input-row{display:grid;grid-template-columns:1fr auto}.main-controls{grid-template-columns:1fr 1.2fr 1.5fr 1.2fr 1fr;gap:5px}.main-controls button{font-size:.78rem}.main-controls .large-control{font-size:.72rem}.main-controls .large-control span{display:block}.item-row{grid-template-columns:minmax(90px,1fr) 78px auto}.item-row button:last-child{grid-column:3}}@media(max-width:430px){.player-panel{padding:14px}.source-card{padding:15px}.source-card-icon{flex-basis:32px;width:32px;height:32px;font-size:1rem}.secondary-controls{justify-content:flex-start}.main-controls button{padding-left:3px;padding-right:3px}}