:root{--bg-primary: #0b0f19;--bg-card: #151d30;--bg-card-hover: #1e2942;--text-main: #f1f5f9;--text-muted: #94a3b8;--brand: #3b82f6;--brand-hover: #2563eb;--success: #10b981;--success-bg: rgba(16, 185, 129, .15);--error: #ef4444;--error-bg: rgba(239, 68, 68, .15);--warning: #f59e0b;--youtube: #ff0000;--border: #23314d;--radius: 12px;--font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-main);min-height:100vh;display:flex;flex-direction:column;padding-bottom:env(safe-area-inset-bottom,20px)}.app-container{max-width:860px;width:100%;margin:0 auto;padding:16px;flex:1}header.app-header{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background-color:var(--bg-card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.logo-area{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.15rem;color:var(--text-main);cursor:pointer}.logo-badge{background:linear-gradient(135deg,#3b82f6,#8b5cf6);color:#fff;padding:4px 8px;border-radius:6px;font-size:.75rem;letter-spacing:.5px}.nav-actions{display:flex;gap:8px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:8px;font-weight:600;font-size:.9rem;cursor:pointer;border:none;transition:all .15s ease}.btn-primary{background-color:var(--brand);color:#fff}.btn-primary:hover{background-color:var(--brand-hover)}.btn-secondary{background-color:#24314c;color:var(--text-main);border:1px solid var(--border)}.btn-secondary:hover{background-color:var(--bg-card-hover)}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-muted)}.btn-outline:hover{border-color:var(--brand);color:var(--text-main)}.btn-video{background:linear-gradient(135deg,#dc2626,#b91c1c);color:#fff;box-shadow:0 2px 8px #dc26264d}.btn-video:hover{background:linear-gradient(135deg,#ef4444,#dc2626)}.card{background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:20px}.mode-tabs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px}.mode-tab-card{background:#111827;border:2px solid var(--border);border-radius:var(--radius);padding:16px;cursor:pointer;text-align:left;transition:all .2s ease}.mode-tab-card.active{border-color:var(--brand);background:#3b82f61a;box-shadow:0 4px 16px #3b82f640}.mode-title{font-size:1.05rem;font-weight:700;display:flex;align-items:center;gap:6px;margin-bottom:6px}.mode-desc{font-size:.8rem;color:var(--text-muted);line-height:1.4}.source-toggle-group{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;background-color:#0f1627;padding:6px;border-radius:10px;margin:14px 0;border:1px solid var(--border)}.source-toggle-btn{background:transparent;border:none;padding:10px 6px;border-radius:8px;color:var(--text-muted);font-weight:600;font-size:.85rem;cursor:pointer;text-align:center;transition:all .2s}.source-toggle-btn.active{background-color:var(--brand);color:#fff;box-shadow:0 4px 12px #3b82f64d}.source-toggle-btn span.count-tag{display:block;font-size:.72rem;font-weight:400;opacity:.85;margin-top:2px}.badge-official{background-color:#10b98126;color:#34d399;border:1px solid rgba(16,185,129,.3);padding:3px 8px;border-radius:4px;font-size:.75rem;font-weight:600}.badge-mock{background-color:#f59e0b26;color:#fbbf24;border:1px solid rgba(245,158,11,.3);padding:3px 8px;border-radius:4px;font-size:.75rem;font-weight:600}.option-item{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;margin:10px 0;background-color:#172138;border:1.5px solid var(--border);border-radius:10px;cursor:pointer;transition:all .15s}.option-item:hover{background-color:var(--bg-card-hover);border-color:#3b82f6}.option-item.selected{background-color:#3b82f626;border-color:#3b82f6}.option-item.feedback-correct{background-color:var(--success-bg)!important;border-color:var(--success)!important}.option-item.feedback-wrong{background-color:var(--error-bg)!important;border-color:var(--error)!important}.option-key{width:28px;height:28px;border-radius:50%;background-color:#24324f;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;flex-shrink:0}.option-item.selected .option-key{background-color:var(--brand);color:#fff}.option-item.feedback-correct .option-key{background-color:var(--success)!important;color:#fff}.option-item.feedback-wrong .option-key{background-color:var(--error)!important;color:#fff}.option-text{font-size:1rem;line-height:1.5;flex:1}.grid-palette{display:grid;grid-template-columns:repeat(auto-fill,minmax(40px,1fr));gap:8px;margin-top:14px}.palette-number{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:8px;background-color:#1c263d;color:var(--text-muted);font-weight:600;font-size:.85rem;cursor:pointer;border:1px solid transparent}.palette-number.answered{background-color:#3b82f640;color:#60a5fa;border-color:#3b82f6}.palette-number.current{border-color:#fff;color:#fff}.explanation-box{margin-top:16px;padding:16px;border-radius:10px;background-color:#0d1424;border:1px solid var(--border);line-height:1.7;color:#e2e8f0;font-size:.95rem}.explanation-section{margin-bottom:12px}.explanation-title{font-weight:700;color:#60a5fa;display:block;margin-bottom:4px}.video-sheet-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#000000bf;z-index:1000;display:flex;align-items:flex-end;justify-content:center;animation:fadeIn .2s ease}.video-sheet{background-color:#131b2e;border-top:2px solid #3b82f6;border-radius:20px 20px 0 0;width:100%;max-width:860px;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 -8px 32px #0009;animation:slideUp .25s cubic-bezier(.16,1,.3,1);overflow:hidden}.video-drag-bar{width:44px;height:5px;background-color:#334155;border-radius:3px;margin:10px auto 6px;flex-shrink:0}.video-sheet-header{display:flex;justify-content:space-between;align-items:center;padding:8px 18px 12px;border-bottom:1px solid var(--border);flex-shrink:0}.video-player-wrapper{position:relative;width:100%;padding-bottom:56.25%;background-color:#000;flex-shrink:0}.video-player-wrapper iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none}.commuter-action-bar{display:flex;align-items:center;justify-content:space-around;padding:10px 14px;background-color:#0b1120;border-bottom:1px solid var(--border);flex-shrink:0}.commuter-btn{background:#1e293b;border:1px solid #334155;color:#f1f5f9;border-radius:8px;padding:8px 12px;font-size:.85rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:5px}.commuter-btn:hover{background:#334155}.video-transcript-scroll{padding:16px 20px;overflow-y:auto;flex:1;font-size:.95rem;line-height:1.7;color:#cbd5e1}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media(min-width:1024px){.app-container{max-width:900px;padding:24px 20px}}@media(min-width:768px){.video-sheet-overlay{align-items:center}.video-sheet{border-radius:16px;border:1px solid var(--border);max-height:85vh}}@media(max-width:768px){header.app-header{padding:10px 14px;flex-wrap:wrap;gap:10px}.nav-actions{width:100%;overflow-x:auto;white-space:nowrap;padding-bottom:4px;scrollbar-width:none;-webkit-overflow-scrolling:touch}.nav-actions::-webkit-scrollbar{display:none}.nav-actions .btn{flex-shrink:0;font-size:.82rem;padding:6px 12px}}@media(max-width:640px){.app-container{padding:12px}.mode-tabs,.source-toggle-group{grid-template-columns:1fr}.modal-box,.modal-content{padding:18px 14px;max-height:94vh}}.commute-sprint-banner{background:linear-gradient(135deg,#3b82f626,#10b98126);border:1.5px solid rgba(59,130,246,.4);border-radius:var(--radius);padding:18px 20px;margin-bottom:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px}.commute-sprint-info h3{font-size:1.15rem;font-weight:700;color:#60a5fa;display:flex;align-items:center;gap:8px}.commute-sprint-info p{font-size:.85rem;color:var(--text-muted);margin-top:4px}.commute-resume-badge{display:inline-block;background:#f59e0b33;color:#fbbf24;font-size:.75rem;padding:2px 8px;border-radius:4px;margin-top:6px;font-weight:600}.btn-sprint-start{background:linear-gradient(135deg,#3b82f6,#10b981);color:#fff;border:none;border-radius:10px;padding:12px 22px;font-size:1rem;font-weight:700;cursor:pointer;display:flex;align-items:center;gap:8px;box-shadow:0 4px 12px #3b82f64d;transition:transform .15s,opacity .15s}.btn-sprint-start:active{transform:scale(.96)}.options-list{display:flex;flex-direction:column;gap:12px;margin-top:16px}.option-item{min-height:54px;padding:12px 18px;background-color:var(--bg-card);border:1.5px solid var(--border);border-radius:12px;display:flex;align-items:center;gap:14px;font-size:1rem;line-height:1.5;color:var(--text-main);cursor:pointer;transition:border-color .15s,background-color .15s,transform .1s;-webkit-user-select:none;user-select:none}.option-item:active{transform:scale(.98)}.option-item:hover{background-color:var(--bg-card-hover);border-color:#3b82f680}.option-badge{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1rem;font-weight:700;flex-shrink:0}.badge-a{background:#06b6d433;color:#22d3ee;border:1px solid rgba(6,182,212,.4)}.badge-b{background:#10b98133;color:#34d399;border:1px solid rgba(16,185,129,.4)}.badge-c{background:#f59e0b33;color:#fbbf24;border:1px solid rgba(245,158,11,.4)}.badge-d{background:#a855f733;color:#c084fc;border:1px solid rgba(168,85,247,.4)}.option-item.selected{border-color:var(--brand);background-color:#3b82f61f}.option-item.correct{border-color:var(--success);background-color:var(--success-bg)}.option-item.wrong{border-color:var(--error);background-color:var(--error-bg)}.commute-audio-header{background:#111827;border:1px solid var(--border);border-radius:12px;padding:14px 18px;margin-bottom:16px;display:flex;flex-direction:column;gap:12px}.commute-top-bar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}.commute-mode-switcher{display:flex;background:#0f172a;border:1px solid var(--border);border-radius:8px;padding:3px;gap:4px}.mode-switch-btn{background:transparent;border:none;color:var(--text-muted);padding:6px 12px;border-radius:6px;font-size:.82rem;font-weight:600;cursor:pointer;transition:all .2s}.mode-switch-btn.active{background:var(--brand);color:#fff}.thinking-progress-container{width:100%;height:6px;background:#1e293b;border-radius:3px;overflow:hidden;position:relative}.thinking-progress-bar{height:100%;background:linear-gradient(90deg,#3b82f6,#10b981);width:100%;transition:width .1s linear}.audio-status-pill{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;padding:4px 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.15s}.btn-commute-action:active{transform:scale(.97)}.btn-commute-action.primary{background:var(--brand);border-color:var(--brand);color:#fff}.modal-overlay,.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background-color:#000c;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:2000;display:flex;align-items:center;justify-content:center;padding:16px;animation:modalFadeIn .2s ease-out;box-sizing:border-box}.modal-box,.modal-content{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;width:100%;max-width:580px;max-height:90vh;overflow-y:auto;padding:24px;box-shadow:0 20px 25px -5px #0009,0 8px 10px -6px #00000080;animation:modalSlideUp .25s cubic-bezier(.16,1,.3,1);box-sizing:border-box}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}.modal-header h3{margin:0;font-size:1.15rem;font-weight:700;color:#fff;display:flex;align-items:center;gap:8px}.modal-close-btn{background:transparent;border:none;color:var(--text-muted);font-size:1.3rem;cursor:pointer;padding:4px 8px;border-radius:8px;line-height:1;transition:background .15s,color .15s}.modal-close-btn:hover{color:#fff;background:#ffffff1f}@keyframes modalFadeIn{0%{opacity:0}to{opacity:1}}@keyframes modalSlideUp{0%{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.btn-report-question{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;font-size:.78rem;font-weight:600;color:#94a3b8;background:#1e294299;border:1px solid rgba(148,163,184,.2);border-radius:20px;cursor:pointer;transition:all .15s ease;margin-left:auto}.btn-report-question:hover{color:#f59e0b;border-color:#f59e0b66;background:#f59e0b1a;transform:translateY(-1px)}.feedback-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}.feedback-header h3{font-size:1.2rem;font-weight:700;display:flex;align-items:center;gap:8px;color:#fff}.btn-close-modal{background:transparent;border:none;color:var(--text-muted);font-size:1.4rem;cursor:pointer;padding:4px 8px;border-radius:8px;line-height:1;transition:background .15s,color .15s}.btn-close-modal:hover{color:#fff;background:#ffffff1a}.feedback-type-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;background:#0b0f19b3;padding:4px;border-radius:10px;margin-bottom:16px}.feedback-type-btn{border:none;background:transparent;color:var(--text-muted);font-size:.82rem;font-weight:600;padding:8px 4px;border-radius:7px;cursor:pointer;text-align:center;transition:all .15s ease;white-space:nowrap}.feedback-type-btn:hover{color:var(--text-main);background:#ffffff0d}.feedback-type-btn.active{background:var(--brand);color:#fff;box-shadow:0 2px 6px #3b82f64d}.attached-question-box{background:#1e294299;border:1px dashed rgba(96,165,250,.4);border-radius:10px;padding:10px 14px;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.86rem}.attached-question-info{flex:1;color:#cbd5e1;line-height:1.4;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.btn-remove-attach{background:transparent;border:1px solid rgba(239,68,68,.4);color:#ef4444;padding:4px 8px;border-radius:6px;font-size:.75rem;cursor:pointer;white-space:nowrap;transition:background .15s}.btn-remove-attach:hover{background:#ef444426}.feedback-subcat-group{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}.feedback-subcat-chip{background:#151d30e6;border:1px solid var(--border);color:#cbd5e1;padding:6px 12px;border-radius:20px;font-size:.82rem;font-weight:500;cursor:pointer;transition:all .15s ease}.feedback-subcat-chip:hover{border-color:#60a5fa;color:#fff}.feedback-subcat-chip.active{background:#3b82f633;border-color:var(--brand);color:#93c5fd;font-weight:600}.feedback-form-group{margin-bottom:16px}.feedback-form-group label{display:block;font-size:.86rem;font-weight:600;color:#cbd5e1;margin-bottom:6px}.feedback-textarea{width:100%;min-height:110px;background:#0f172a;border:1px solid var(--border);border-radius:10px;padding:12px;color:#fff;font-family:inherit;font-size:.92rem;line-height:1.5;resize:vertical;transition:border-color .15s,box-shadow .15s}.feedback-textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 2px #3b82f633}.feedback-input{width:100%;background:#0f172a;border:1px solid var(--border);border-radius:10px;padding:10px 12px;color:#fff;font-family:inherit;font-size:.9rem;transition:border-color .15s}.feedback-input:focus{outline:none;border-color:var(--brand)}.feedback-char-count{text-align:right;font-size:.75rem;color:var(--text-muted);margin-top:4px}.feedback-modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}.btn-feedback-submit{background:var(--brand);color:#fff;border:none;padding:10px 20px;border-radius:10px;font-size:.95rem;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:background .15s,transform .1s}.btn-feedback-submit:hover{background:var(--brand-hover)}.btn-feedback-submit:active{transform:scale(.97)}.btn-feedback-cancel{background:transparent;color:var(--text-muted);border:1px solid var(--border);padding:10px 18px;border-radius:10px;font-size:.95rem;cursor:pointer;transition:all .15s ease}.btn-feedback-cancel:hover{color:#fff;background:#ffffff0d}.feedback-success-card{text-align:center;padding:24px 12px;animation:modalFadeIn .25s ease-out}.feedback-success-icon{font-size:3.2rem;margin-bottom:14px}.feedback-success-card h4{font-size:1.25rem;color:#34d399;margin-bottom:8px}.feedback-success-card p{font-size:.92rem;color:var(--text-muted);line-height:1.6;margin-bottom:20px}.feedback-dropzone{border:1.5px dashed rgba(96,165,250,.4);background:#0f172a99;border-radius:10px;padding:16px 14px;text-align:center;cursor:pointer;transition:all .2s ease}.feedback-dropzone:hover,.feedback-dropzone.dragover{border-color:#60a5fa;background:#3b82f61a;transform:translateY(-1px)}.dropzone-content{display:flex;flex-direction:column;align-items:center;pointer-events:none}.kbd-hint{display:inline-block;background:#1e293b;border:1px solid #475569;border-radius:4px;padding:1px 6px;font-size:.75rem;color:#93c5fd;font-family:inherit}.feedback-attachments-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;margin-top:12px}.attachment-preview-card{position:relative;background:#111827;border:1px solid var(--border);border-radius:8px;padding:8px;display:flex;flex-direction:column;align-items:center;text-align:center;overflow:hidden;transition:border-color .15s}.attachment-preview-card:hover{border-color:#60a5fa80}.attachment-thumb{width:100%;height:80px;object-fit:cover;border-radius:6px;margin-bottom:6px;background:#0b0f19}.attachment-file-icon{width:100%;height:80px;display:flex;align-items:center;justify-content:center;font-size:2.2rem;background:#0f172a;border-radius:6px;margin-bottom:6px}.attachment-meta{width:100%;overflow:hidden}.attachment-name{font-size:.78rem;color:#e2e8f0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}.attachment-size{font-size:.72rem;color:var(--text-muted);margin-top:2px}.btn-remove-attachment{position:absolute;top:4px;right:4px;background:#ef4444d9;border:none;color:#fff;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;cursor:pointer;transition:background .15s,transform .1s}.btn-remove-attachment:hover{background:#dc2626;transform:scale(1.1)}.video-alert-banner{background:linear-gradient(135deg,#dc262626,#1e293bf2);border:1px solid rgba(239,68,68,.4);border-radius:var(--radius);padding:12px 16px;margin-bottom:16px;display:flex;align-items:center;gap:14px;box-shadow:0 4px 16px #dc262626;animation:slideDownFade .3s cubic-bezier(.16,1,.3,1);position:relative}@keyframes slideDownFade{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.video-alert-icon{font-size:1.8rem;line-height:1;flex-shrink:0}.video-alert-body{flex:1;min-width:0}.video-alert-header{display:flex;align-items:center;gap:8px;margin-bottom:4px;flex-wrap:wrap}.video-alert-badge{background:#ef4444;color:#fff;font-size:.72rem;font-weight:700;padding:2px 7px;border-radius:4px;letter-spacing:.3px}.video-alert-channel{font-size:.75rem;color:#94a3b8}.video-alert-title{font-size:.92rem;font-weight:600;color:#f8fafc;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.video-alert-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.btn-video-watch{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;border:none;padding:6px 14px;border-radius:6px;font-size:.82rem;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:4px;transition:transform .1s,box-shadow .15s;box-shadow:0 2px 8px #ef44444d}.btn-video-watch:hover{transform:translateY(-1px);box-shadow:0 4px 12px #ef444466}.btn-video-dismiss,.btn-video-mute{background:transparent;color:#94a3b8;border:1px solid rgba(148,163,184,.2);padding:5px 10px;border-radius:6px;font-size:.78rem;cursor:pointer;transition:all .15s;white-space:nowrap}.btn-video-dismiss:hover{border-color:#cbd5e1;color:#f1f5f9}.btn-video-mute:hover{border-color:#f59e0b;color:#fbbf24}.btn-video-nav{position:relative}.notify-dot-pulse{position:absolute;top:4px;right:4px;width:8px;height:8px;background-color:#ef4444;border-radius:50%;box-shadow:0 0 0 2px #151d30;animation:pulseDot 1.6s infinite}@keyframes pulseDot{0%{transform:scale(.95);box-shadow:0 0 #ef4444b3}70%{transform:scale(1.1);box-shadow:0 0 0 6px #ef444400}to{transform:scale(.95);box-shadow:0 0 #ef444400}}.notify-setting-card{background:#0f172a;border:1px solid var(--border);border-radius:10px;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:16px}.notify-status-tag{font-size:.72rem;font-weight:700;padding:2px 8px;border-radius:12px}.notify-status-tag.active{background:#10b98133;color:#34d399;border:1px solid rgba(16,185,129,.4)}.notify-status-tag.inactive{background:#94a3b826;color:#94a3b8;border:1px solid rgba(148,163,184,.3)}.switch-toggle{position:relative;display:inline-block;width:48px;height:26px;flex-shrink:0}.switch-toggle input{opacity:0;width:0;height:0}.switch-toggle .slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:#334155;transition:.3s;border-radius:26px}.switch-toggle .slider:before{position:absolute;content:"";height:20px;width:20px;left:3px;bottom:3px;background-color:#fff;transition:.3s;border-radius:50%}.switch-toggle input:checked+.slider{background-color:#10b981}.switch-toggle input:checked+.slider:before{transform:translate(22px)}.featured-video-card{background:#111827;border:1px solid rgba(239,68,68,.3);border-radius:10px;padding:12px;display:flex;gap:14px;cursor:pointer;transition:all .2s}.featured-video-card:hover{border-color:#ef4444;transform:translateY(-2px);box-shadow:0 4px 16px #ef444426}.featured-video-thumb{width:150px;height:84px;object-fit:cover;border-radius:6px;flex-shrink:0}.featured-video-info{display:flex;flex-direction:column;justify-content:space-between;flex:1}.featured-video-title{font-size:.88rem;font-weight:600;color:#f1f5f9;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.featured-video-time{font-size:.75rem;color:var(--text-muted)}.video-list-container{display:flex;flex-direction:column;gap:8px;max-height:260px;overflow-y:auto;padding-right:4px}.video-list-item{background:#0f172a;border:1px solid var(--border);border-radius:8px;padding:8px 10px;display:flex;align-items:center;gap:10px;cursor:pointer;transition:all .15s}.video-list-item:hover{border-color:#60a5fa80;background:#1e293b99}.video-item-thumb{width:70px;height:40px;object-fit:cover;border-radius:4px;flex-shrink:0}.video-item-detail{flex:1;min-width:0}.video-item-title{font-size:.82rem;font-weight:500;color:#e2e8f0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.video-item-meta{font-size:.72rem;color:var(--text-muted)}@media(max-width:640px){.video-alert-banner{flex-direction:column;align-items:flex-start}.video-alert-actions{width:100%;justify-content:flex-end}.featured-video-card{flex-direction:column}.featured-video-thumb{width:100%;height:140px}}