:root{--bg: #0a0a0f;--surface: #13131a;--surface-2: #1d1d28;--surface-3: #262634;--border: rgba(255, 255, 255, .08);--text: #f2f2f7;--text-dim: #9d9db0;--accent: #f43f5e;--accent-2: #fb923c;--player-accent: 244, 63, 94;--player-accent-fg: #fff;--np-tint: 124, 58, 237;--np-s1: 40, 30, 70;--np-s2: 30, 20, 50;--np-s3: 15, 12, 25;--gradient: linear-gradient(90deg, #e11d48, #fb923c);--gradient-soft: linear-gradient(135deg, rgba(225, 29, 72, .16), rgba(251, 146, 60, .12));--glass: rgba(19, 19, 26, .82);--scrim: rgba(0, 0, 0, .6);--shadow-card: 0 4px 20px rgba(0, 0, 0, .35);--shadow-pop: 0 16px 60px rgba(0, 0, 0, .55);--radius: 14px;--player-h: 84px;--sidebar-w: 210px;--dur: .2s;--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-in: cubic-bezier(.7, 0, .84, 0)}:root[data-theme=light]{--bg: #f5f5fa;--surface: #ffffff;--surface-2: #ededf4;--surface-3: #e2e2ec;--border: rgba(20, 20, 45, .1);--text: #191922;--text-dim: #5c5c70;--glass: rgba(255, 255, 255, .85);--scrim: rgba(15, 15, 30, .45);--shadow-card: 0 4px 18px rgba(30, 30, 70, .1);--shadow-pop: 0 16px 60px rgba(30, 30, 70, .22)}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Vazirmatn,Tahoma,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background-color .25s ease,color .25s ease}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;touch-action:manipulation}input{font-family:inherit}:focus-visible{outline:2px solid 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32px;max-width:1400px}.page-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:20px}.back-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px 8px 10px;margin-bottom:18px;border-radius:999px;border:1px solid var(--border);color:var(--text-dim);font-size:.9rem;font-weight:500;transition:color var(--dur),border-color var(--dur),background-color var(--dur),transform .12s var(--ease-out)}.back-btn:hover{color:var(--text);border-color:var(--text-dim);background:var(--surface)}.back-btn:active{transform:scale(.95)}.header-tools{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.filter-box{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:8px 16px;color:var(--text-dim);transition:border-color var(--dur),box-shadow var(--dur)}.filter-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px #f43f5e29}.filter-box 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.cover{margin-bottom:8px}.card-title{font-weight:600;font-size:.92rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-sub{color:var(--text-dim);font-size:.8rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-artist{align-items:center;text-align:center}.cover{width:100%;aspect-ratio:1;border-radius:10px;overflow:hidden;background:var(--surface-2);flex-shrink:0}.cover img{width:100%;height:100%;object-fit:cover;display:block}.cover-fallback{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:800;color:#ffffffe0}.cover-round{border-radius:50%}.cover-xs{width:42px;height:42px;aspect-ratio:1;border-radius:8px}.cover-xs .cover-fallback{font-size:1rem}.cover-sm{width:54px;height:54px;aspect-ratio:1;border-radius:10px}.cover-sm .cover-fallback{font-size:1.2rem}.cover-lg{width:220px;height:220px;border-radius:16px;box-shadow:var(--shadow-pop)}.cover-lg 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