:root{--card-width:180px;--card-height:180px;--card-border-radius:6px;--card-gap:8px;--card-padding:0;--card-border-upload:2px dashed var(--border-color);--card-border-content:1px solid var(--border-color);--card-border-hover:2px solid var(--accent-start);--card-border-active:2px solid var(--accent-start);--font-title:14px;--font-body:12px;--font-small:11px;--font-mini:10px;--font-icon:24px;--font-icon-large:32px;--spacing-xs:2px;--spacing-sm:4px;--spacing-md:8px;--spacing-lg:12px;--spacing-xl:16px;--border:#475569;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-xl:12px;--transition-fast:0.15s ease;--transition-normal:0.3s ease}*{box-sizing:border-box;margin:0;padding:0}.card{width:var(--card-width);height:var(--card-height);border-radius:var(--card-border-radius);overflow:hidden;flex-shrink:0;transition:var(--transition-fast)}.card-upload{border:var(--card-border-upload);background:var(--bg-tertiary);cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}.card-upload:hover{border:var(--card-border-hover)}.card-content{border:var(--card-border-content);padding:var(--card-padding);display:flex;flex-direction:column;align-items:center;justify-content:flex-start}.card-saved{border:var(--card-border-content);cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}.card-saved:hover{border:var(--card-border-hover)}.pfilter-tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:12px;font-size:12px;cursor:pointer;transition:all .2s;background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-secondary);white-space:nowrap}.pfilter-tag:hover{border-color:var(--accent-start);color:var(--accent-start)}.pfilter-tag.active{background:linear-gradient(135deg,var(--accent-start),var(--accent-end));border-color:transparent;color:#fff;font-weight:600}.result-box{background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;padding:10px;transition:all .2s;cursor:pointer}.result-box:hover{border-color:var(--accent-start);transform:translateY(-1px);box-shadow:0 2px 8px rgba(var(--accent-rgb),.15)}.result-meta{display:flex;align-items:center;gap:12px;margin-bottom:8px;flex-wrap:wrap}.meta-item{display:flex;align-items:center;gap:4px;font-size:12px}.meta-label{color:var(--text-muted)}.meta-value{color:var(--text-primary);font-weight:500}#hotVideoResults{scrollbar-width:thin;scrollbar-color:var(--text-muted) transparent}#hotVideoResults::-webkit-scrollbar{width:4px}#hotVideoResults::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:4px}.video-card{display:flex;gap:10px}.video-cover{width:100px;height:140px;border-radius:6px;overflow:hidden;background:var(--bg-tertiary);flex-shrink:0;position:relative}.video-cover img{width:100%;height:100%;object-fit:cover}.video-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.video-title{font-size:13px;font-weight:600;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.video-author{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--text-muted)}.video-stats{display:flex;flex-wrap:wrap;gap:6px;font-size:12px;color:var(--text-secondary)}.video-tags{display:flex;flex-wrap:wrap;gap:3px;margin-top:2px}.tag-item{font-size:12px;padding:1px 4px;border-radius:4px;background:var(--bg-tertiary);color:var(--accent-start)}.video-actions{display:flex;gap:6px;margin-top:auto}.extract-status{display:flex;align-items:center;gap:8px;margin-bottom:8px}.status-badge{display:inline-flex;align-items:center;padding:4px 12px;border-radius:12px;font-size:13px;font-weight:500}.status-badge.success{background:rgba(16,185,129,.15);color:var(--success)}.status-badge.warning{background:rgba(245,158,11,.15);color:var(--warning)}.status-badge.error{background:rgba(239,68,68,.15);color:var(--error)}.status-badge.info{background:rgba(59,130,246,.15);color:var(--info)}.btn-douyin,.btn-extract,.btn-play{display:inline-flex;align-items:center;gap:4px;padding:4px 12px;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s;border:none;color:#fff}.btn-extract{background:#ed8936}.btn-extract:hover{background:#dd6b20}.btn-play{background:#ff6b6b}.btn-play:hover{background:#e53e3e}.btn-douyin{background:#63b3ed}.btn-douyin:hover{background:#3182ce}.btn-view-images{background:#9f7aea}.btn-view-images:hover{background:#805ad5}.play-btn-area{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.25);cursor:pointer;border-radius:6px}.hot-keywords{display:flex;flex-wrap:wrap;gap:6px;padding:8px 10px;background:var(--bg-secondary);border-radius:8px;margin-top:8px}.keyword-tag{font-size:12px;padding:3px 8px;border-radius:4px;background:var(--bg-tertiary);color:var(--text-primary);cursor:pointer;transition:all .2s;border:1px solid var(--border-color)}.keyword-tag:hover{border-color:var(--accent-start);color:var(--accent-start)}.search-loading{text-align:center;padding:20px;color:var(--text-muted)}.spinner{width:20px;height:20px;border:2px solid var(--border-color);border-top-color:var(--accent-start);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 8px}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:30px;color:var(--text-muted)}.empty-icon{font-size:28px;margin-bottom:8px}.empty-text{font-size:13px}.cookie-tip{padding:12px;background:rgba(239,68,68,.1);border:1px solid var(--error);border-radius:6px;margin-bottom:8px}.cookie-tip-title{color:var(--error);font-size:13px;font-weight:600;margin-bottom:4px}.cookie-tip-text{color:var(--text-secondary);font-size:12px}.filter-bar{display:flex;flex-wrap:wrap;gap:4px;align-items:center;margin-bottom:8px}.filter-label{font-size:13px;color:#ff6b6b;font-weight:700;margin-right:2px}