:root{--bg-primary:#0f172a;--bg-secondary:#1e293b;--bg-gradient:radial-gradient(circle at top right, #1e1b4b, #0f172a 70%);--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-color:#6366f1;--accent-neon:#a855f7;--surface-glass:#ffffff0d;--surface-border:#ffffff1a;--surface-soft:#ffffff05;--surface-medium:#ffffff0d;--bg-overlay:#000c;--success:#10b981;--danger:#ef4444;--bg-dark:var(--bg-primary);--text-light:var(--text-primary)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-gradient);color:var(--text-light);-webkit-font-smoothing:antialiased;background-attachment:fixed;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}h1{letter-spacing:-.025em;background:linear-gradient(to right, var(--text-light), var(--text-muted));color:#0000;-webkit-background-clip:text;font-size:2rem;font-weight:800}p{color:var(--text-muted);line-height:1.5}.btn-primary{background:linear-gradient(135deg, 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70%);--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-color:#6366f1;--accent-neon:#a855f7;--surface-glass:#ffffff0d;--surface-border:#ffffff1a;--surface-soft:#ffffff05;--surface-medium:#ffffff0d;--bg-overlay:#000c;--card-glass:#0f172a99;--panel-bg:#ffffff08;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--info:#3b82f6;--bg-dark:var(--bg-primary);--text-light:var(--text-primary)}[data-theme=light]{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-gradient:radial-gradient(circle at top right, #e2e8f0, #f8fafc 70%);--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--surface-glass:#0f172a0d;--surface-border:#0f172a1a;--surface-soft:#0f172a05;--surface-medium:#0f172a0d;--bg-overlay:#fffc;--card-glass:#fffc;--panel-bg:#0f172a05;--accent-color:#4f46e5;--accent-neon:#9333ea}.glass-panel{background:var(--surface-glass);-webkit-backdrop-filter:blur(12px);border:1px solid var(--surface-border);border-radius:16px;box-shadow:0 8px 32px #0000004d}.btn-primary{background:linear-gradient(135deg, var(--accent-color), var(--accent-neon));color:#fff;cursor:pointer;border:none;border-radius:9999px;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-weight:600;text-decoration:none;transition:all .3s;display:flex}.btn-primary:hover{filter:brightness(1.1);transform:translateY(-2px)}.input-glass{border:1px solid var(--surface-border);color:#fff;background:#ffffff0d;border-radius:8px;outline:none;width:100%;padding:.75rem 1rem;transition:border-color .2s}.input-glass:focus{border-color:var(--accent-color)}.btn-neon-purple{color:#c084fc;cursor:pointer;background:linear-gradient(45deg,#a855f71a,#a855f70d);border:1px solid #a855f780;border-radius:12px;align-items:center;gap:.6rem;padding:.6rem 1rem;font-weight:600;transition:all .3s;display:inline-flex;box-shadow:0 0 15px #a855f726}.btn-neon-purple:hover{background:#a855f733;border-color:#c084fc;transform:translateY(-2px);box-shadow:0 0 25px #a855f74d}.btn-neon-cyan{color:#7dd3fc;cursor:pointer;background:linear-gradient(45deg,#38bdf81a,#38bdf80d);border:1px solid #38bdf880;border-radius:12px;align-items:center;gap:.6rem;padding:.6rem 1rem;font-weight:600;transition:all .3s;display:inline-flex;box-shadow:0 0 15px #38bdf826}.btn-neon-cyan:hover{background:#38bdf833;border-color:#7dd3fc;transform:translateY(-2px);box-shadow:0 0 25px #38bdf84d}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--surface-border);border:3px solid var(--bg-primary);border-radius:20px}::-webkit-scrollbar-thumb:hover{background:var(--accent-neon)}*{scrollbar-width:thin;scrollbar-color:var(--surface-border) var(--bg-primary)}.xp-notification-float{will-change:transform, opacity;pointer-events:none;animation:2.5s cubic-bezier(.22,1,.36,1) forwards xp-float-up;position:absolute}.xp-badge-content{-webkit-backdrop-filter:blur(12px);white-space:nowrap;background:#a855f733;border:2px solid #a855f780;border-radius:12px;align-items:center;gap:12px;padding:.6rem 1.2rem;display:flex;position:relative;overflow:hidden;box-shadow:0 0 20px #a855f766,inset 0 0 10px #a855f733}.xp-icon-circle{background:var(--accent-neon);color:#fff;width:28px;height:28px;box-shadow:0 0 10px var(--accent-neon);border-radius:50%;justify-content:center;align-items:center;display:flex}.xp-text-group{flex-direction:column;display:flex}.xp-amount{text-shadow:0 0 10px #a855f7cc;font-size:1.2rem;font-weight:900;line-height:1;color:#fff!important}.xp-reason{text-transform:uppercase;letter-spacing:1px;color:#38bdf8;font-size:.7rem;font-weight:700}.xp-sparkle{color:#fff;animation:1s infinite alternate xp-sparkle-pulse;position:absolute;top:5px;right:5px}@keyframes xp-float-up{0%{opacity:0;transform:translateY(20px)scale(.8)}15%{opacity:1;transform:translateY(0)scale(1.1)}25%{transform:translateY(0)scale(1)}80%{opacity:1;transform:translateY(-40px)}to{opacity:0;transform:translateY(-60px)scale(.9)}}@keyframes xp-sparkle-pulse{0%{opacity:.4;transform:scale(.8)}to{opacity:1;transform:scale(1.2)}}.song-item{align-items:center;margin-bottom:1rem;padding:.75rem;transition:transform .2s,background .2s;display:flex}.song-item:hover{background:#ffffff1a;transform:translate(4px)}.song-cover{border-radius:8px;flex-shrink:0;width:60px;height:60px;margin-right:1rem;overflow:hidden}.song-cover img{object-fit:cover;width:100%;height:100%}.song-info{flex-grow:1;overflow:hidden}.song-info h3{white-space:nowrap;text-overflow:ellipsis;color:#ffffffe6;margin-bottom:.25rem;font-size:1rem;font-weight:500;overflow:hidden}.song-info p{color:var(--text-muted);margin:0;font-size:.85rem}.song-actions{justify-content:center;align-items:center;padding-left:1rem;display:flex}.like-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:8px;flex-direction:column;align-items:center;padding:.5rem;transition:color .2s,transform .2s;display:flex}.like-btn:hover{color:var(--accent-neon);transform:scale(1.1)}.like-count{margin-top:.25rem;font-size:.75rem;font-weight:600}.song-item.own-song{background:#38bdf80d;border:1px solid #38bdf84d}.replace-btn:hover{transform:rotate(30deg)scale(1.1);background:#38bdf833!important}.modal-overlay{-webkit-backdrop-filter:blur(4px);z-index:100;background:#000000b3;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.modal-content{flex-direction:column;width:100%;max-width:500px;max-height:90vh;padding:1.5rem;display:flex}.modal-header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.modal-header h2{margin:0;font-size:1.25rem}.close-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:.25rem;transition:color .2s}.close-btn:hover{color:#fff}.search-form{flex-direction:column;gap:1rem;margin-bottom:1.5rem;display:flex}.search-input-wrapper{align-items:center;display:flex;position:relative}.search-icon{color:var(--text-muted);position:absolute;left:1rem}.search-input-wrapper input{border:1px solid var(--surface-border);color:#fff;background:#0003;border-radius:12px;outline:none;width:100%;padding:1rem 1rem 1rem 3rem;font-size:1rem;transition:border-color .2s}.search-input-wrapper input:focus{border-color:var(--accent-color)}.search-results{flex-direction:column;flex-grow:1;gap:.5rem;display:flex;overflow-y:auto}.result-item{cursor:pointer;border-radius:8px;align-items:center;padding:.75rem;transition:background .2s;display:flex}.result-item:hover{background:#ffffff1a}.result-cover{object-fit:cover;border-radius:6px;width:48px;height:48px;margin-right:1rem}.result-info h4{color:#ffffffe6;margin:0 0 .25rem;font-size:.95rem;font-weight:500}.result-info p{margin:0;font-size:.8rem}.back-nav{color:var(--accent-color);cursor:pointer;align-items:center;display:flex}.back-nav h2{color:#fff;margin-left:.5rem}.cover-artist{border-radius:50%!important}.result-cover{object-fit:cover}.loading-more{color:var(--accent-color);justify-content:center;padding:1rem 0;display:flex}.spinner-small{animation:1s linear infinite spin}