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0;display:flex}.popular-rank{background:var(--primary);color:#fff;border-radius:6px;justify-content:center;align-items:center;min-width:24px;height:24px;font-size:12px;font-weight:700;display:flex}.popular-item:nth-child(n+4) .popular-rank{background:var(--text-secondary)}.popular-title{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:13px;line-height:1.5;display:-webkit-box;overflow:hidden}.sidebar-tags{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);margin-top:16px;padding:16px}.tag-cloud{flex-wrap:wrap;gap:6px;display:flex}.tag-item{color:var(--text-secondary);background:#f1f5f9;border-radius:12px;padding:4px 10px;font-size:12px;transition:all .2s}.tag-item:hover{background:var(--primary);color:#fff}.topic-list{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.topic-header{border-bottom:2px solid 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a:hover{color:var(--primary)}.article-header{margin-bottom:32px}.article-meta-top{color:var(--text-secondary);align-items:center;gap:16px;margin-bottom:12px;font-size:13px;display:flex}.article-title{letter-spacing:-.5px;margin-bottom:16px;font-size:32px;font-weight:800;line-height:1.3}.article-tags{flex-wrap:wrap;gap:8px;display:flex}.article-tag{color:var(--primary-light);background:#eff6ff;border-radius:16px;padding:4px 12px;font-size:13px}.article-cover{border-radius:var(--radius);max-height:400px;margin:20px 0;overflow:hidden}.article-cover-img{object-fit:cover;border-radius:var(--radius);width:100%;height:auto;max-height:400px;display:block}.article-body{color:var(--text);font-size:16px;line-height:1.8}.article-body h2{border-bottom:2px solid var(--border);margin:32px 0 16px;padding-bottom:8px;font-size:22px;font-weight:700}.article-body h3{margin:24px 0 12px;font-size:18px;font-weight:600}.article-body strong{color:var(--primary)}.article-body blockquote{border-left:4px solid var(--accent);background:#fffbeb;border-radius:0 8px 8px 0;margin:16px 0;padding:12px 16px;font-style:italic}.article-body hr{border:none;border-top:1px solid var(--border);margin:24px 0}.article-body li{margin:8px 0;padding-left:8px}.related-articles{border-top:2px solid var(--border);margin-top:40px;padding-top:24px}.related-articles h3{margin-bottom:16px;font-size:18px;font-weight:700}.related-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;display:grid}.related-card{background:var(--card-bg);box-shadow:var(--shadow);border-radius:8px;padding:12px;transition:transform .2s}.related-card:hover{transform:translateY(-2px)}.related-category{color:var(--primary-light);font-size:11px}.related-card h4{-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:6px 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0;font-size:13px;transition:color .2s;display:block}.footer-link:hover{color:#fff}.footer-bottom{text-align:center;border-top:1px solid #1e293b;padding-top:20px;font-size:12px}.footer-disclaimer{opacity:.6;margin-top:4px;font-size:11px}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}