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.aIFWLG_vc-speed-btn.aIFWLG_active{color:#fff;background:#6366f1;border-color:#6366f1}.aIFWLG_vc-actions{border-left:2px solid #e2e8f0;flex-shrink:0;align-items:center;gap:6px;padding-left:10px;display:flex}.dark .aIFWLG_vc-actions{border-left-color:#334155}.aIFWLG_vwa-btn{color:#475569;cursor:pointer;white-space:nowrap;background:#fff;border:1px solid #e2e8f0;border-radius:10px;align-items:center;gap:4px;padding:6px 12px;font-size:.75rem;font-weight:600;text-decoration:none;transition:all .2s;display:flex}.dark .aIFWLG_vwa-btn{color:#94a3b8;background:#0f172a;border-color:#334155}.aIFWLG_vwa-btn:hover{color:#2563eb;background:#f0f9ff;border-color:#93c5fd;transform:translateY(-1px);box-shadow:0 2px 8px #2563eb26}.dark .aIFWLG_vwa-btn:hover{color:#60a5fa;background:#1e293b;border-color:#60a5fa}.aIFWLG_vwa-btn.aIFWLG_vwa-active{color:#b45309;background:#fffbeb;border-color:#fbbf24}.dark .aIFWLG_vwa-btn.aIFWLG_vwa-active{color:#fbbf24;background:#b4530933;border-color:#d97706}.aIFWLG_vwa-btn.aIFWLG_vwa-noted{color:#15803d;background:#f0fdf4;border-color:#86efac}.dark .aIFWLG_vwa-btn.aIFWLG_vwa-noted{color:#4ade80;background:#15803d33;border-color:#16a34a}@media (max-width:768px){.aIFWLG_video-chinese{font-size:3rem}.aIFWLG_video-pinyin{font-size:1.15rem}.aIFWLG_video-meaning{font-size:1.05rem}.aIFWLG_video-card{min-height:220px;padding:28px 20px 20px}.aIFWLG_video-controls{gap:8px;padding:8px 12px;bottom:16px}.aIFWLG_vc-btn{width:40px;height:40px}.aIFWLG_vc-play{width:48px;height:48px}.aIFWLG_vc-actions{border-top:1px solid #e2e8f0;border-left:none;flex-wrap:wrap;justify-content:center;width:100%;padding-top:6px;padding-left:0}.dark .aIFWLG_vc-actions{border-top-color:#334155}.aIFWLG_vwa-btn{padding:5px 10px;font-size:.7rem}}@media (max-width:480px){.aIFWLG_video-chinese{font-size:2.4rem}.aIFWLG_video-meaning{font-size:.95rem}.aIFWLG_video-controls{border-radius:18px;gap:6px;padding:6px 10px;bottom:10px}.aIFWLG_vc-btn{width:36px;height:36px}.aIFWLG_vc-play{width:42px;height:42px}.aIFWLG_vc-speed-btn{padding:3px 6px;font-size:.65rem}.aIFWLG_vwa-btn{gap:2px;padding:4px 8px;font-size:.65rem}.aIFWLG_vwa-btn span{display:none}}
.af-jKG_hsk30-video-modal{--chinese-font:"LXGW WenKai", "Microsoft YaHei", "微软雅黑", SimSun, sans-serif;z-index:var(--z-modal-top,11000);color:#f1f5f9;background-color:#05070c;outline:none;flex-direction:column;font-family:Outfit,Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;display:flex;position:fixed;top:0;bottom:0;left:0;right:0;overflow:hidden}.af-jKG_hsk-video-header{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background-color:#090d18d9;border-bottom:1px solid #ffffff14;flex-shrink:0;justify-content:space-between;align-items:center;height:56px;padding:0 20px;display:flex}.af-jKG_hsk-video-header-left{align-items:center;gap:16px;display:flex;overflow:hidden}.af-jKG_hsk-video-logo{letter-spacing:-.01em;flex-shrink:0;align-items:center;gap:8px;font-size:1.15rem;font-weight:800;display:flex}.af-jKG_yt-red{color:#ef4444!important;filter:drop-shadow(0 0 8px #ef444499)!important}.af-jKG_accent-text{color:var(--level-accent,#1976d2)}.af-jKG_divider{background-color:#ffffff26;flex-shrink:0;width:1px;height:20px}.af-jKG_hsk-video-title{color:#94a3b8;white-space:nowrap;text-overflow:ellipsis;max-width:480px;margin:0;font-size:.96rem;font-weight:600;overflow:hidden}.af-jKG_hsk-video-close-btn{color:#cbd5e1;cursor:pointer;background-color:#ffffff0f;border:1px solid #ffffff14;border-radius:8px;flex-shrink:0;align-items:center;gap:6px;padding:6px 12px;font-size:.82rem;font-weight:700;transition:all .2s;display:flex}.af-jKG_hsk-video-close-btn:hover{color:#fff;background-color:#ef4444;border-color:#0000;box-shadow:0 4px 12px #ef44444d}.af-jKG_hsk-video-body{flex-grow:1;grid-template-columns:1fr 360px;display:grid;overflow:hidden}.af-jKG_hsk-video-player-container{background-color:#020306;flex-direction:column;padding:24px;display:flex;overflow-y:auto}.af-jKG_video-player-screen{aspect-ratio:16/9;background-color:#000;border:1px solid #ffffff0d;border-radius:16px;justify-content:center;align-items:center;width:100%;display:flex;position:relative;overflow:hidden;box-shadow:0 12px 36px #0009}.af-jKG_screen-bg{background-image:url(/hsk30/video_bg.png);background-position:50%;background-size:cover;transition:transform .5s;position:absolute;top:0;bottom:0;left:0;right:0}.af-jKG_screen-overlay{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:radial-gradient(circle,#0f172a80 0%,#090d18e0 100%);position:absolute;top:0;bottom:0;left:0;right:0}.af-jKG_screen-content{z-index:10;text-align:center;width:88%;padding:20px;position:relative}.af-jKG_active-sentence-box{text-shadow:0 4px 16px #000000d9;flex-direction:column;justify-content:center;align-items:center;gap:14px;width:100%;display:flex}.af-jKG_video-player-screen .sentence-wrapper{flex-wrap:wrap!important;justify-content:center!important;align-items:flex-end!important;gap:16px 12px!important;width:100%!important}.af-jKG_video-player-screen .chinese-sentence{flex-wrap:wrap!important;justify-content:center!important;align-items:flex-end!important;gap:16px 12px!important;width:100%!important}.af-jKG_video-player-screen .punct-char{font-size:calc(var(--modal-font-size,42px) * .85)!important;color:#fff!important;font-family:var(--chinese-font)!important;text-shadow:0 2px 10px #000000e6!important;margin-bottom:4px!important;line-height:1.2!important}.af-jKG_video-player-screen .character-container{border-radius:8px!important;align-items:center!important;padding:4px 8px!important;transition:all .12s!important}.af-jKG_video-player-screen .character-container .hanzi{font-size:var(--modal-font-size,42px)!important;color:#fff!important;font-weight:700!important;font-family:var(--chinese-font)!important;text-shadow:0 2px 10px #000000e6!important;transition:all .12s!important}.af-jKG_video-player-screen .character-container .pinyin{font-size:calc(var(--modal-font-size,42px) * .44)!important;color:#ffffffd9!important;text-shadow:0 2px 8px #000000e6!important;transition:all .12s!important}.af-jKG_video-player-screen .character-container.karaoke-active{background:#ffffff2e!important;transform:translateY(-2px)!important;box-shadow:0 0 16px #ffffff2e!important}.af-jKG_video-player-screen .character-container.karaoke-active .hanzi{color:#facc15!important;text-shadow:0 0 18px #facc15cc!important}.af-jKG_video-player-screen .character-container.karaoke-active .pinyin{color:#38bdf8!important;text-shadow:0 0 12px #38bdf8cc!important}.af-jKG_video-player-screen .favorite-sentence-btn{display:none!important}.af-jKG_video-player-screen .audio-icon-container{display:none!important}.af-jKG_video-player-screen .action-buttons-group{display:none!important}.af-jKG_video-player-screen .vocab-sentence-btn{display:none!important}.af-jKG_video-player-screen .speak-sentence-btn{display:none!important}.af-jKG_video-player-screen .translation{color:#cbd5e1!important;-webkit-backdrop-filter:blur(8px)!important;backdrop-filter:blur(8px)!important;text-align:center!important;text-shadow:0 2px 6px #0009!important;background:#00000080!important;border:1px solid #ffffff14!important;border-radius:99px!important;max-width:650px!important;margin-top:16px!important;margin-left:0!important;padding:8px 24px!important;font-size:1.25rem!important;font-weight:500!important;line-height:1.5!important;display:inline-block!important}.af-jKG_video-player-screen .vietnamese-text{color:#cbd5e1!important;-webkit-backdrop-filter:blur(8px)!important;backdrop-filter:blur(8px)!important;text-align:center!important;text-shadow:0 2px 6px #0009!important;background:#00000080!important;border:1px solid #ffffff14!important;border-radius:99px!important;max-width:650px!important;margin-top:16px!important;margin-left:0!important;padding:8px 24px!important;font-size:1.25rem!important;font-weight:500!important;line-height:1.5!important;display:inline-block!important}.af-jKG_screen-placeholder{color:#94a3b8;cursor:pointer;flex-direction:column;align-items:center;gap:12px;display:flex}.af-jKG_placeholder-play-icon{color:var(--level-accent,#ef4444);opacity:.85;filter:drop-shadow(0 0 12px #ef44444d);transition:transform .2s,opacity .2s}.af-jKG_placeholder-play-icon:hover{opacity:1;transform:scale(1.08)}.af-jKG_screen-info-badges{z-index:10;position:absolute;bottom:16px;right:20px}.af-jKG_screen-index-badge{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#cbd5e1;background:#000000a6;border:1px solid #ffffff14;border-radius:6px;padding:4px 10px;font-size:.72rem;font-weight:800}.af-jKG_video-timeline-wrapper{cursor:pointer;width:100%;margin-bottom:8px;padding:8px 0}.af-jKG_timeline-track{background-color:#ffffff1f;border-radius:99px;height:4px;transition:height .15s;position:relative}.af-jKG_video-timeline-wrapper:hover .af-jKG_timeline-track{height:6px}.af-jKG_timeline-fill{border-radius:99px;height:100%;position:absolute;top:0;left:0}.af-jKG_timeline-handle{border-radius:50%;width:12px;height:12px;transition:transform .15s;position:absolute;top:50%;transform:translate(-50%,-50%)scale(0);box-shadow:0 2px 6px #0006}.af-jKG_video-timeline-wrapper:hover .af-jKG_timeline-handle{transform:translate(-50%,-50%)scale(1)}.af-jKG_video-info-card{background-color:#090d1866;border:1px solid #ffffff0d;border-radius:14px;margin-top:16px;padding:18px 20px}.af-jKG_video-controls-row{justify-content:space-between;align-items:center;gap:16px;margin-bottom:14px;display:flex}.af-jKG_playback-buttons{align-items:center;gap:12px;display:flex}.af-jKG_control-btn-circle{cursor:pointer;color:#fff;border:none;border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex}.af-jKG_control-btn-circle.af-jKG_main{width:44px;height:44px;box-shadow:0 4px 14px #0000004d}.af-jKG_control-btn-circle.af-jKG_main:hover{filter:brightness(1.1);transform:scale(1.08)}.af-jKG_control-btn-circle.af-jKG_secondary{color:#94a3b8;background-color:#ffffff0f;border:1px solid #ffffff14;width:34px;height:34px}.af-jKG_control-btn-circle.af-jKG_secondary:hover:not(:disabled){color:#fff;background-color:#ffffff1f}.af-jKG_control-btn-circle.af-jKG_secondary:disabled{opacity:.35;cursor:not-allowed}.af-jKG_video-meta-info{align-items:center;gap:8px;display:flex}.af-jKG_video-meta-info .af-jKG_badge{text-transform:uppercase;border-radius:6px;padding:3px 8px;font-size:.72rem;font-weight:800}.af-jKG_video-meta-info .af-jKG_level-badge{color:#fff}.af-jKG_video-meta-info .af-jKG_lesson-badge{color:#94a3b8;background-color:#ffffff14;border:1px solid #ffffff1a}.af-jKG_playback-speed-indicator{color:#64748b;margin-left:6px;font-size:.8rem}.af-jKG_playback-speed-indicator strong{color:#cbd5e1}.af-jKG_speed-selector{background-color:#ffffff0a;border:1px solid #ffffff0f;border-radius:8px;gap:4px;padding:3px;display:flex}.af-jKG_speed-btn{color:#64748b;cursor:pointer;background:0 0;border:none;border-radius:5px;padding:4px 8px;font-size:.76rem;font-weight:700;transition:all .15s}.af-jKG_speed-btn:hover{color:#cbd5e1}.af-jKG_speed-btn.af-jKG_active{color:#fff;background-color:#ffffff14}.af-jKG_video-control-row{border-top:1px solid #ffffff0f;padding-top:12px;display:flex}.af-jKG_control-label{color:#64748b;align-items:flex-start;gap:8px;font-size:.8rem;line-height:1.5;display:flex}.af-jKG_sparkle-icon{color:#fbbf24;flex-shrink:0;margin-top:2px}.af-jKG_hsk-video-sidebar{background-color:#080c14;border-left:1px solid #ffffff14;flex-direction:column;display:flex;overflow:hidden}.af-jKG_sidebar-tabs{background-color:#090d1880;border-bottom:1px solid #ffffff14;flex-shrink:0;display:flex}.af-jKG_tab-btn{color:#64748b;cursor:pointer;background:0 0;border:none;flex:1;justify-content:center;align-items:center;gap:6px;height:48px;font-size:.86rem;font-weight:700;transition:all .2s;display:flex;position:relative}.af-jKG_tab-btn:hover{color:#cbd5e1}.af-jKG_tab-btn.af-jKG_active{color:#fff}.af-jKG_tab-btn.af-jKG_active:after{content:"";background-color:var(--level-accent,#ef4444);border-radius:4px;height:2px;position:absolute;bottom:0;left:16%;right:16%}.af-jKG_tab-count-badge{color:#94a3b8;background-color:#ffffff14;border-radius:99px;padding:1px 5px;font-size:.65rem;font-weight:800}.af-jKG_tab-count-badge.af-jKG_accent-badge{color:#f87171;background-color:#ef444426}.af-jKG_sidebar-tab-content{flex-grow:1;overflow:hidden}.af-jKG_scroll-container{scrollbar-width:thin;scrollbar-color:#ffffff26 transparent;height:100%;padding:16px;overflow-y:auto}.af-jKG_scroll-container::-webkit-scrollbar{width:4px}.af-jKG_scroll-container::-webkit-scrollbar-thumb{background-color:#ffffff26;border-radius:4px}.af-jKG_sentences-tab{flex-direction:column;gap:12px;display:flex}.af-jKG_video-sentence-card{cursor:pointer;background-color:#ffffff05;border:1px solid #ffffff0d;border-radius:12px;grid-template-columns:28px 1fr 28px;gap:10px;padding:12px;transition:all .2s;display:grid}.af-jKG_video-sentence-card:hover{background-color:#ffffff0a;border-color:#ffffff1a;transform:translateY(-1px)}.af-jKG_video-sentence-card.af-jKG_active{border-color:color-mix(in srgb, var(--level-accent,#ef4444) 40%, #ffffff1a);background-color:#ffffff0f;box-shadow:0 4px 16px #0003}.af-jKG_sentence-index{color:#94a3b8;background-color:#ffffff0f;border:1px solid #ffffff1a;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;margin-top:3px;font-size:.72rem;font-weight:700;display:flex}.af-jKG_video-sentence-card.af-jKG_active .af-jKG_sentence-index{background-color:var(--level-accent,#ef4444);border-color:var(--level-accent,#ef4444);color:#fff}.af-jKG_sentence-content-box{flex-direction:column;gap:4px;display:flex}.af-jKG_chinese-line{color:#f8fafc;word-break:break-all;line-height:1.4;font-family:var(--chinese-font)!important}.af-jKG_pinyin-line{color:#38bdf8;font-size:.82rem;font-weight:500}.af-jKG_meaning-line{color:#94a3b8;font-size:.8rem;line-height:1.4}.af-jKG_play-btn-mini{color:#cbd5e1;cursor:pointer;background-color:#ffffff0f;border:none;border-radius:50%;justify-content:center;align-self:center;align-items:center;width:24px;height:24px;transition:all .2s;display:flex}.af-jKG_video-sentence-card:hover .af-jKG_play-btn-mini{color:#fff;background-color:#ffffff1f}.af-jKG_video-sentence-card.af-jKG_active .af-jKG_play-btn-mini{color:#fff}.af-jKG_vocab-items-list{flex-direction:column;gap:12px;display:flex}.af-jKG_video-vocab-card{background-color:#ffffff05;border:1px solid #ffffff0d;border-radius:12px;flex-direction:column;gap:10px;padding:12px;display:flex}.af-jKG_vocab-card-body{flex-direction:column;gap:4px;display:flex}.af-jKG_vocab-top{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.af-jKG_vocab-hanzi{color:#fff;font-size:1.15rem;font-weight:700;font-family:var(--chinese-font)!important}.af-jKG_vocab-level-tag{color:#f87171;background-color:#ef44441a;border:1px solid #ef444433;border-radius:4px;padding:1px 5px;font-size:.65rem;font-weight:800}.af-jKG_vocab-pos-tag{color:#94a3b8;background-color:#ffffff0f;border:1px solid #ffffff1a;border-radius:4px;padding:1px 5px;font-size:.65rem;font-weight:700}.af-jKG_vocab-pinyin{color:#38bdf8;font-size:.8rem;font-weight:500}.af-jKG_vocab-meaning{color:#94a3b8;font-size:.8rem;line-height:1.4}.af-jKG_vocab-actions{border-top:1px solid #ffffff0d;gap:6px;padding-top:8px;display:flex}.af-jKG_vocab-audio-btn{color:#cbd5e1;cursor:pointer;background-color:#ffffff0a;border:1px solid #ffffff0f;border-radius:6px;flex:1;justify-content:center;align-items:center;gap:4px;padding:5px 8px;font-size:.72rem;font-weight:700;transition:all .15s;display:flex}.af-jKG_vocab-audio-btn:hover:not(:disabled){color:#fff;background-color:#ffffff1a}.af-jKG_vocab-audio-btn:disabled{opacity:.4;cursor:not-allowed}.af-jKG_vocab-audio-btn.af-jKG_male:hover:not(:disabled){color:#38bdf8;border-color:#38bdf84d}.af-jKG_vocab-audio-btn.af-jKG_female:hover:not(:disabled){color:#f43f5e;border-color:#f43f5e4d}.af-jKG_loading-state,.af-jKG_empty-state{color:#64748b;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:40px 20px;font-size:.84rem;display:flex}.af-jKG_settings-modal-backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10100;background-color:#000000bf;justify-content:center;align-items:center;animation:.2s ease-out af-jKG_modalFadeIn;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.af-jKG_settings-dialog-card{background-color:#0f172a;border:1px solid #ffffff1f;border-radius:16px;width:90%;max-width:440px;animation:.2s cubic-bezier(.34,1.56,.64,1) af-jKG_modalScaleIn;overflow:hidden;box-shadow:0 20px 25px -5px #00000080,0 8px 10px -6px #00000080}.af-jKG_settings-dialog-header{border-bottom:1px solid #ffffff14;justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.af-jKG_settings-dialog-title{color:#f8fafc;align-items:center;gap:10px;font-size:1.1rem;font-weight:700;display:flex}.af-jKG_settings-gear-icon{color:var(--level-accent,#ef4444)}.af-jKG_settings-dialog-close{color:#94a3b8;cursor:pointer;background:0 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