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svg{fill:currentColor;width:26px;height:26px}.volume-container{flex-shrink:0;align-items:center;display:flex;position:relative}.volume-slider-wrapper{background:var(--card-bg);border:1px solid var(--card-border);opacity:0;pointer-events:none;z-index:10;border-radius:14px;flex-direction:column;align-items:center;width:32px;height:110px;padding:14px 0;transition:opacity .25s,transform .25s;display:flex;position:absolute;bottom:46px;left:50%;transform:translate(-50%)translateY(8px);box-shadow:0 8px 24px rgba(0,0,0,.08)}.volume-slider-wrapper.visible{opacity:1;pointer-events:auto;transform:translate(-50%)translateY(0)}.volume-slider-track{cursor:pointer;background:rgba(0,0,0,.06);border-radius:2px;width:4px;height:100%;position:relative}.volume-slider-fill{background:var(--primary-color);border-radius:2px;width:100%;position:absolute;bottom:0;left:0}.volume-slider-handle{border:2.5px solid 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8px;font-size:.78rem;font-weight:600}.btn-text-danger:hover{background:rgba(244,63,94,.05)}.playlist-scroll{flex-direction:column;flex:1;gap:6px;padding-right:4px;display:flex;overflow-y:auto}.playlist-scroll::-webkit-scrollbar{width:4px}.playlist-scroll::-webkit-scrollbar-track{background:0 0}.playlist-scroll::-webkit-scrollbar-thumb{background:var(--text-muted);opacity:.3;border-radius:4px}.playlist-item{background:var(--playlist-item-bg);border:1px solid var(--playlist-item-border);cursor:pointer;transition:var(--transition);box-sizing:border-box;border-radius:12px;justify-content:space-between;align-items:center;padding:10px 14px;display:flex}.playlist-item:hover,.playlist-item.active{background:var(--playlist-item-hover);border-color:var(--primary-color)}.track-left{flex:1;align-items:center;gap:10px;min-width:0;display:flex}.track-index{width:20px;color:var(--text-muted);justify-content:center;align-items:center;font-size:.75rem;font-weight:600;display:flex}.playing-animation{align-items:flex-end;gap:2px;height:10px;display:flex}.playing-animation span{background-color:var(--primary-color);transform-origin:bottom;will-change:transform;border-radius:1px;width:1.8px;height:10px;animation:.8s ease-in-out infinite alternate barJump;transform:scaleY(.2)}.playing-animation span:first-child{animation-delay:.1s}.playing-animation span:nth-child(2){animation-delay:.35s}.playing-animation span:nth-child(3){animation-delay:.55s}@keyframes barJump{0%{transform:scaleY(.2)}to{transform:scaleY(1)}}.track-meta{flex-direction:column;min-width:0;display:flex}.track-name{color:var(--text-color);white-space:nowrap;text-overflow:ellipsis;font-size:.85rem;font-weight:600;overflow:hidden}.playlist-item.active .track-name{color:var(--primary-color)}.track-artist-text{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;margin-top:2px;font-size:.72rem;font-weight:500;overflow:hidden}.track-right{align-items:center;gap:8px;display:flex}.lyrics-tag{background:var(--playlist-item-bg);color:var(--text-muted);border:1px solid var(--card-border);border-radius:5px;padding:2px 6px;font-size:.65rem;font-weight:700}.lyrics-tag.loaded{color:var(--accent-color);border-color:var(--accent-color);background:rgba(236,72,153,.08)}.track-actions{align-items:center;gap:2px;display:none}.playlist-item:hover .lyrics-tag{display:none}.playlist-item:hover .track-actions{display:flex}.track-action-btn{color:var(--text-muted);cursor:pointer;transition:var(--transition);background:0 0;border:none;border-radius:4px;padding:2px 4px;font-size:.7rem;font-weight:600}.track-action-btn:hover:not(:disabled){color:var(--primary-color);background:rgba(255,107,139,.08)}.dark-mode .track-action-btn:hover:not(:disabled){color:var(--primary-color);background:rgba(0,210,255,.08)}.track-action-btn:disabled{opacity:.25;cursor:not-allowed}.delete-track-btn{color:var(--text-muted);cursor:pointer;transition:var(--transition);opacity:0;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:4px;display:flex}.playlist-item:hover .delete-track-btn{opacity:1}.delete-track-btn:hover{color:#f43f5e;background:rgba(244,63,94,.06)}.delete-track-btn svg{fill:currentColor;width:14px;height:14px}.playlist-empty{height:100%;color:var(--text-muted);text-align:center;box-sizing:border-box;flex-direction:column;justify-content:center;align-items:center;padding:40px 30px;display:flex}.playlist-empty svg{width:44px;height:44px;fill:var(--text-muted);opacity:.3;margin-bottom:12px}.playlist-empty p{color:var(--text-color);margin-bottom:4px;font-size:.88rem;font-weight:600}.playlist-empty span{font-size:.72rem}.drag-overlay{z-index:9999;pointer-events:auto;background:rgba(99,102,241,.08);justify-content:center;align-items:center;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.drag-overlay-content{background:var(--card-bg);border:2px dashed var(--primary-color);text-align:center;box-shadow:var(--shadow-xl);border-radius:24px;flex-direction:column;align-items:center;padding:40px 60px;display:flex}.drag-icon{width:56px;height:56px;fill:var(--primary-color);margin-bottom:14px}.drag-overlay-content p{color:var(--text-color);margin-bottom:6px;font-size:1.2rem;font-weight:700}.drag-overlay-content span{color:var(--text-muted);font-size:.82rem}.lyric-upload-box{width:100%;max-width:320px;margin-top:15px}.info-section{flex-direction:column;gap:30px;width:100%;margin-top:30px;margin-bottom:10px;display:flex}.info-card{background:var(--card-bg);border:1px solid var(--card-border);box-shadow:var(--shadow-md);text-align:left;box-sizing:border-box;transition:var(--transition);border-radius:24px;padding:35px}.info-title{color:var(--text-color);border-bottom:1px solid var(--card-border);align-items:center;gap:12px;margin-bottom:24px;padding-bottom:12px;font-size:1.2rem;font-weight:700;display:flex}.info-title-icon{width:22px;height:22px;fill:var(--primary-color);flex-shrink:0}.steps-grid{grid-template-columns:repeat(3,1fr);gap:30px;display:grid}.step-item{align-items:flex-start;gap:16px;display:flex}.step-num{color:var(--primary-color);background:var(--playlist-item-hover);border:1px solid var(--card-border);border-radius:10px;flex-shrink:0;padding:4px 12px;font-family:monospace;font-size:1.15rem;font-weight:800}.step-content{flex:1;min-width:0}.step-title{color:var(--text-color);margin-bottom:6px;font-size:.95rem;font-weight:700}.step-desc{color:var(--text-muted);font-size:.85rem;line-height:1.6}.step-desc strong{color:var(--primary-color);font-weight:600}.step-desc code{background:var(--playlist-item-hover);color:var(--primary-color);border:1px solid var(--card-border);border-radius:6px;padding:2px 6px;font-family:monospace;font-size:.78rem}.features-grid{grid-template-columns:repeat(2,1fr);gap:30px;display:grid}.feature-item{align-items:flex-start;gap:16px;display:flex}.feature-icon-wrapper{background:var(--playlist-item-hover);border:1px solid var(--card-border);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;padding:10px;display:flex}.feature-icon-wrapper svg{width:18px;height:18px;fill:var(--accent-color)}.feature-content{flex:1;min-width:0}.feature-title{color:var(--text-color);margin-bottom:6px;font-size:.95rem;font-weight:700}.feature-desc{color:var(--text-muted);font-size:.85rem;line-height:1.6}.feature-desc strong{color:var(--accent-color);font-weight:600}@media (max-width:900px){.steps-grid,.features-grid{grid-template-columns:1fr;gap:20px}.info-card{padding:24px}}.formats-card{width:100%}.table-wrapper{border:1px solid var(--card-border);background:var(--card-bg);width:100%;box-shadow:var(--shadow-sm);border-radius:16px;overflow-x:auto}.formats-table{border-collapse:collapse;text-align:left;width:100%;font-size:.85rem}.formats-table th{background:var(--format-th-bg);color:var(--text-color);border-bottom:2px solid var(--card-border);padding:14px 20px;font-weight:700}.formats-table td{border-bottom:1px solid var(--card-border);color:var(--text-color);padding:14px 20px}.formats-table tr:last-child td{border-bottom:none}.formats-table tr:hover td{background:var(--playlist-item-hover)}.formats-table code{background:var(--playlist-item-bg);border:1px solid var(--card-border);border-radius:6px;padding:3px 8px;font-family:monospace;font-size:.8rem}.status-badge{color:#10b981;background:rgba(16,185,129,.08);border:1px solid rgba(16,185,129,.15);border-radius:20px;align-items:center;gap:4px;padding:2px 10px;font-size:.8rem;font-weight:600;display:inline-flex}.player-container:-ms-fullscreen{box-sizing:border-box;background:var(--bg-gradient)!important;border-radius:0!important;grid-template-columns:380px 1fr!important;align-items:stretch!important;gap:40px!important;width:100vw!important;max-width:none!important;height:100vh!important;max-height:none!important;margin:0!important;padding:60px 40px!important;display:grid!important}.player-container:fullscreen{box-sizing:border-box;background:var(--bg-gradient)!important;border-radius:0!important;grid-template-columns:380px 1fr!important;align-items:stretch!important;gap:40px!important;width:100vw!important;max-width:none!important;height:100vh!important;max-height:none!important;margin:0!important;padding:60px 40px!important;display:grid!important}.player-container:-ms-fullscreen .player-card{height:100%!important;max-height:none!important;box-shadow:var(--shadow-xl)!important;border-radius:20px!important;transform:none!important}.player-container:fullscreen .player-card{height:100%!important;max-height:none!important;box-shadow:var(--shadow-xl)!important;border-radius:20px!important;transform:none!important}.player-container:-ms-fullscreen .player-panel{height:100%!important;max-height:none!important;box-shadow:var(--shadow-xl)!important;border-radius:20px!important;transform:none!important}.player-container:fullscreen .player-panel{height:100%!important;max-height:none!important;box-shadow:var(--shadow-xl)!important;border-radius:20px!important;transform:none!important}@media (max-width:900px){.player-container:-ms-fullscreen{flex-direction:column!important;grid-template-columns:1fr!important;gap:20px!important;padding:20px 16px!important;display:flex!important;overflow-y:auto!important}.player-container:fullscreen{flex-direction:column!important;grid-template-columns:1fr!important;gap:20px!important;padding:20px 16px!important;display:flex!important;overflow-y:auto!important}.player-container:-ms-fullscreen .player-card{flex-shrink:0;height:auto!important}.player-container:fullscreen .player-card{flex-shrink:0;height:auto!important}.player-container:-ms-fullscreen .player-panel{flex-shrink:0;height:400px!important;max-height:400px!important}.player-container:fullscreen .player-panel{flex-shrink:0;height:400px!important;max-height:400px!important}}.status-badge.full{color:#059669;background:rgba(5,150,105,.1);border-color:rgba(5,150,105,.2)}.timer-btn{color:var(--text-muted);opacity:.45;cursor:pointer;transition:var(--transition);background:0 0;border:none;border-radius:10px;flex:none;justify-content:center;align-items:center;gap:6px;padding:10px 14px;font-size:.85rem;font-weight:600;display:flex}.timer-btn:hover{opacity:.8;color:var(--primary-color)}.timer-btn.active{opacity:1;color:var(--primary-color);background:var(--tab-active-bg);box-shadow:0 4px 10px rgba(0,0,0,.03)}.timer-btn-text{font-variant-numeric:tabular-nums;font-size:.8rem;font-weight:700}.custom-timer-dialog{transition:var(--transition);background:var(--card-bg)!important;border:1px solid var(--card-border)!important;box-shadow:var(--shadow-xl)!important;border-radius:24px!important}.custom-timer-dialog .el-dialog__header{margin-right:0!important;padding:24px 24px 12px!important}.custom-timer-dialog .el-dialog__title{letter-spacing:-.01em;color:var(--text-color)!important;font-size:1.15rem!important;font-weight:800!important}.custom-timer-dialog .el-dialog__headerbtn{top:20px!important;right:20px!important}.custom-timer-dialog .el-dialog__headerbtn .el-dialog__close{transition:var(--transition);color:var(--text-muted)!important;font-size:1.2rem!important}.custom-timer-dialog .el-dialog__headerbtn:hover .el-dialog__close{color:var(--primary-color)!important}.custom-timer-dialog .el-dialog__body{color:var(--text-color)!important;padding:8px 24px 24px!important}.timer-dialog-content{flex-direction:column;gap:20px;display:flex}.timer-status-wrapper{background:var(--playlist-item-bg);border:1px solid var(--playlist-item-border);transition:var(--transition);border-radius:16px;justify-content:center;align-items:center;gap:8px;padding:14px;font-size:.95rem;font-weight:700;display:flex}.timer-status-wrapper.no-timer{color:var(--text-muted);background:rgba(0,0,0,.02);font-size:.88rem;font-weight:500}body.dark-mode .timer-status-wrapper.no-timer{background:rgba(255,255,255,.01)}.timer-status-wrapper .remaining-time{color:var(--primary-color);letter-spacing:.05em;font-variant-numeric:tabular-nums;text-shadow:0 1px 4px var(--primary-glow);font-family:monospace;font-size:1.25rem}.preset-title{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:10px;font-size:.82rem;font-weight:700}.preset-grid{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.preset-btn{background:var(--playlist-item-bg);border:1px solid var(--playlist-item-border);color:var(--text-color);cursor:pointer;transition:var(--transition);border-radius:12px;padding:10px 0;font-size:.82rem;font-weight:600}.preset-btn:hover{border-color:var(--primary-color);color:var(--primary-color);background:var(--primary-glow);box-shadow:0 4px 12px var(--primary-shadow);transform:translateY(-1.5px)}.preset-btn:active{transform:translateY(0)}.custom-timer-section{border-top:1px dashed var(--card-border);padding-top:20px}.custom-input-wrapper{align-items:center;gap:10px;display:flex}.custom-timer-input{flex:1;width:100%!important}.custom-timer-input .el-input__wrapper{background-color:var(--playlist-item-bg)!important;box-shadow:0 0 0 1px var(--playlist-item-border) inset!important;transition:var(--transition)!important;border-radius:12px!important;padding:4px 12px!important}.custom-timer-input .el-input__wrapper.is-focus,.custom-timer-input .el-input__wrapper:hover{box-shadow:0 0 0 1px var(--primary-color) inset!important}.custom-timer-input .el-input__inner{color:var(--text-color)!important;height:36px!important;font-size:.88rem!important;font-weight:600!important}.action-btn{cursor:pointer;transition:var(--transition);box-sizing:border-box;border:none;border-radius:12px;justify-content:center;align-items:center;font-size:.88rem;font-weight:700;display:flex}.confirm-btn{background:var(--gradient-primary);color:#fff;height:36px;box-shadow:0 4px 12px var(--primary-shadow);padding:0 20px}.confirm-btn:hover{box-shadow:0 6px 16px var(--primary-shadow-hover);transform:translateY(-1.5px)}.confirm-btn:active{transform:translateY(0)}.cancel-timer-wrapper{border-top:1px dashed var(--card-border);justify-content:center;padding-top:20px;display:flex}.cancel-btn{color:#f43f5e;background:0 0;border:1.5px solid #f43f5e;width:100%;padding:10px 0}.cancel-btn:hover{background:rgba(244,63,94,.06);transform:translateY(-1px)}.cancel-btn:active{transform:translateY(0)}body.dark-mode .el-overlay{-webkit-backdrop-filter:blur(4px);background-color:rgba(5,7,10,.75)!important}