:root{--primary:#d3771d;--primary-light:#e09f24;--primary-dark:#c94e23;--accent:#e09f24;--accent-dark:#874b23;--bg-primary:#0a0a0a;--bg-secondary:#141414;--bg-tertiary:#1f1f1f;--bg-card:#1a1a1a;--bg-elevated:#252525;--text-primary:#fff;--text-secondary:#ffffffb3;--text-muted:#ffffff80;--border-subtle:#ffffff14;--border-default:#ffffff1f;--border-accent:#d3771d66;--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 4px 16px #0006;--shadow-lg:0 8px 32px #00000080;--shadow-glow:0 0 20px #d3771d4d;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg-primary);min-height:100vh;color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Roboto,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}h1,h2,h3,h4{font-family:Rubik,-apple-system,BlinkMacSystemFont,sans-serif;font-weight:700;line-height:1.2}h1{font-size:2.5rem}h2{font-size:1.75rem}h3{font-size:1.25rem}.btn{border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);border:none;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:1rem;font-weight:600;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:var(--shadow-sm),0 0 20px #d3771d33}.btn-primary:hover:not(:disabled){box-shadow:var(--shadow-md),0 0 30px #d3771d59;transform:translateY(-2px)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-default)}.btn-secondary:hover:not(:disabled){background:var(--bg-elevated);border-color:var(--primary)}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover{background:var(--bg-tertiary);color:var(--text-primary)}.btn-icon{border-radius:var(--radius-md);width:44px;height:44px;padding:0}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);overflow:hidden}.card-elevated{background:var(--bg-elevated);box-shadow:var(--shadow-md)}.input{width:100%;color:var(--text-primary);background:var(--bg-secondary);border:1px solid var(--border-default);border-radius:var(--radius-md);transition:all var(--transition-fast);outline:none;padding:14px 16px;font-size:1rem}.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #d3771d26}.input::placeholder{color:var(--text-muted)}.container{width:100%;max-width:600px;margin:0 auto;padding:0 16px}.container-wide{max-width:1000px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-sm{gap:8px}.gap-md{gap:16px}.gap-lg{gap:24px}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}@keyframes spin{to{transform:rotate(360deg)}}.animate-fadeIn{animation:fadeIn var(--transition-base)ease}.animate-slideUp{animation:slideUp var(--transition-slow)ease}.animate-pulse{animation:2s infinite pulse}.animate-spin{animation:1s linear infinite spin}.song-card{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-md);transition:all var(--transition-fast);align-items:center;gap:12px;padding:12px;display:flex}.song-card:hover{background:var(--bg-tertiary);border-color:var(--border-default)}.song-card-highlight{border-color:var(--primary);background:#d3771d0d}.song-cover{border-radius:var(--radius-sm);object-fit:cover;background:var(--bg-tertiary);width:56px;height:56px}.song-info{flex:1;min-width:0}.song-title{white-space:nowrap;text-overflow:ellipsis;font-size:.95rem;font-weight:600;overflow:hidden}.song-artist{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:.85rem;overflow:hidden}.badge{text-transform:uppercase;letter-spacing:.5px;border-radius:999px;align-items:center;gap:4px;padding:4px 8px;font-size:.7rem;font-weight:700;display:inline-flex}.badge-primary{background:var(--primary);color:#fff}.badge-success{color:#fff;background:#22c55e}.badge-yours{background:linear-gradient(135deg,var(--accent),var(--primary));color:#0a0a0a}.qr-container{border-radius:var(--radius-lg);background:#fff;flex-direction:column;align-items:center;gap:16px;padding:24px;display:flex}.qr-container img{width:200px;height:200px}.spinner{border:3px solid var(--border-default);border-top-color:var(--primary);border-radius:50%;width:24px;height:24px;animation:.8s linear infinite spin}.toast{background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);z-index:1000;animation:slideUp var(--transition-base)ease;padding:12px 24px;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast-success{background:#22c55e1a;border-color:#22c55e}.toast-error{background:#ef44441a;border-color:#ef4444}@media (max-width:640px){h1{font-size:1.75rem}h2{font-size:1.35rem}.btn{padding:10px 20px}.song-cover{width:48px;height:48px}}