*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #121212;--surface: #1e1e1e;--surface2: #2a2a2a;--border: #333;--text: #e0e0e0;--muted: #888;--accent: #4a9eff;--player-h: 72px}body{background:var(--bg);color:var(--text);font-family:system-ui,sans-serif;font-size:14px;height:100vh}.auth-page{display:flex;align-items:center;justify-content:center;height:100vh}.auth-box{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:32px;width:360px;display:flex;flex-direction:column;gap:16px}.auth-box h2{font-size:20px}.auth-box form{display:flex;flex-direction:column;gap:10px}input[type=text],input[type=email],input[type=password]{background:var(--surface2);border:1px solid var(--border);border-radius:4px;color:var(--text);padding:9px 12px;width:100%;font-size:14px}input:focus{outline:1px solid var(--accent)}button{background:var(--accent);border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:14px;padding:9px 16px}button:hover{opacity:.85}button:disabled{opacity:.5;cursor:not-allowed}.link-btn{background:none;color:var(--accent);padding:0;text-decoration:underline}.error{color:#f44;font-size:13px}.field-label{color:var(--muted);font-size:12px;margin-top:4px}.file-input{color:var(--text);font-size:13px;cursor:pointer}.file-info{color:var(--muted);font-size:12px}.upload-result{background:var(--surface2);border:1px solid var(--border);border-radius:4px;padding:12px;font-size:13px;display:flex;flex-direction:column;gap:6px;margin-top:8px}.upload-result code{font-family:monospace;color:var(--accent);font-size:12px}.home{display:flex;flex-direction:column;height:100vh;padding-bottom:var(--player-h)}.topbar{display:flex;align-items:center;gap:16px;padding:12px 20px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}.app-name{font-weight:700;font-size:16px;white-space:nowrap}.search-form{display:flex;gap:6px;flex:1}.search-form input{flex:1;min-width:0}.user-info{display:flex;align-items:center;gap:12px;white-space:nowrap;color:var(--muted)}.track-list-container{overflow-y:auto;flex:1;padding:12px 20px}.status-msg{color:var(--muted);padding:24px 0;text-align:center}.track-table{width:100%;border-collapse:collapse}.track-table th{color:var(--muted);font-weight:500;padding:8px 12px;text-align:left;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg)}.track-row{cursor:pointer;border-bottom:1px solid var(--surface2);-webkit-user-select:none;user-select:none}.track-row:hover{background:var(--surface)}.track-row.active .track-title,.active-title{color:var(--accent)}.track-row td{padding:10px 12px;vertical-align:middle}.track-index{color:var(--muted);width:36px;text-align:center;position:relative}.idx-num{display:flex;align-items:center;justify-content:center}.idx-hover{display:none;align-items:center;justify-content:center}.track-row:hover .idx-num{display:none}.track-row:hover .idx-hover{display:flex}.row-play-icon{color:var(--text)}.track-row.active .row-play-icon{color:var(--accent)}.playing-bars{display:inline-flex;align-items:flex-end;gap:2px;height:14px}.playing-bars span{display:block;width:3px;background:var(--accent);border-radius:1px;transform-origin:bottom;animation:bar-bounce .9s ease-in-out infinite}.playing-bars span:nth-child(1){animation-delay:0s;height:10px}.playing-bars span:nth-child(2){animation-delay:.2s;height:14px}.playing-bars span:nth-child(3){animation-delay:.4s;height:7px}@keyframes bar-bounce{0%,to{transform:scaleY(.35)}50%{transform:scaleY(1)}}.track-name-cell{display:flex;align-items:center;gap:10px}.track-thumb{width:36px;height:36px;border-radius:3px;object-fit:cover;flex-shrink:0}.track-artist,.track-album{color:var(--muted)}.track-duration{color:var(--muted);text-align:right}.player{position:fixed;bottom:0;left:0;right:0;height:var(--player-h);background:var(--surface);border-top:1px solid var(--border);display:grid;grid-template-columns:1fr 2fr 1fr;align-items:center;padding:0 16px;gap:16px}.player-info{display:flex;align-items:center;gap:10px;min-width:0}.player-cover{width:44px;height:44px;border-radius:3px;object-fit:cover;flex-shrink:0}.player-title{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.player-artist{color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.player-center{display:flex;flex-direction:column;align-items:center;gap:6px}.player-meta{min-width:0}.player-cover-placeholder{width:44px;height:44px;border-radius:3px;background:var(--surface2);flex-shrink:0}.player-controls{display:flex;align-items:center;gap:12px}.ctrl-btn{background:none;color:var(--muted);padding:4px;display:flex;align-items:center}.ctrl-btn:hover{color:var(--text)}.play-btn{background:var(--text)!important;color:var(--bg)!important;border-radius:50%!important;width:34px;height:34px;display:flex!important;align-items:center;justify-content:center;padding:0!important}.play-btn:hover{transform:scale(1.05)}.seek-row{display:flex;align-items:center;gap:8px;width:100%}.player-time{color:var(--muted);font-size:11px;white-space:nowrap;min-width:34px;text-align:center}.seek-bar{flex:1;accent-color:var(--accent);cursor:pointer;height:4px}.player-right{display:flex;align-items:center;gap:8px;justify-content:flex-end}.volume-bar{width:80px;accent-color:var(--accent);cursor:pointer}.quality-select{background:var(--surface2);border:1px solid var(--border);border-radius:4px;color:var(--text);padding:4px 6px;font-size:12px;cursor:pointer}