.category-hero{padding-bottom:42px}.category-hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.category-hub-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.category-hub-card{position:relative;overflow:hidden;padding:0;border:1px solid var(--line);border-radius:22px;background:var(--surface);color:var(--text);box-shadow:var(--shadow);transition:transform .2s,border-color .2s}.category-hub-card:hover{transform:translateY(-5px);border-color:var(--brand);color:var(--text)}.category-hub-image{display:block;width:100%;aspect-ratio:1200/630;object-fit:cover;background:var(--surface-2)}.category-hub-body{padding:19px 21px 22px}.category-hub-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:9px}.category-hub-meta .site-card-icon{margin:0;width:43px;height:43px}.category-count{font-size:.78rem;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 10px;white-space:nowrap}.category-hub-body h3{margin:7px 0;font-size:1.2rem;font-weight:900;color:var(--text)}.category-hub-body p{margin:0 0 17px;color:var(--muted);font-size:.91rem;line-height:1.9}.category-bottom-cta{display:flex;align-items:center;justify-content:space-between;gap:22px;margin-bottom:45px;padding:28px;border-radius:22px;background:var(--surface-2)}.category-bottom-cta h2{margin:5px 0;font-size:1.45rem}.category-bottom-cta p{margin:0;color:var(--muted)}.category-page-error{padding:20px 0;color:var(--muted)}.topic-jump-wrap{padding:4px 0 20px}.topic-jump-wrap>p{font-weight:800;margin:0 0 10px}.topic-jump{display:flex;flex-wrap:wrap;gap:8px}.topic-jump a{border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:999px;padding:7px 13px;font-size:.86rem;font-weight:800}.topic-jump a:hover{border-color:var(--brand);color:var(--brand)}.topic-sections{padding-bottom:32px}.topic-section{padding:28px 0 36px;border-bottom:1px solid var(--line);scroll-margin-top:100px}.topic-section:last-child{border-bottom:0}.topic-section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:18px}.topic-section-head h2{margin:3px 0;font-size:clamp(1.35rem,3vw,1.9rem);font-weight:900}.topic-section-head p{margin:0;color:var(--muted)}.topic-section .article-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.topic-section .article-card{box-shadow:none}.topic-section .article-card img{aspect-ratio:16/9}.topic-section .article-card-body{padding:15px}.topic-section .article-card h3{font-size:1rem}.topic-section .article-card p{font-size:.86rem}.topic-section-more{display:flex;justify-content:flex-start;margin-top:16px}.topic-section-more .site-primary{padding:9px 15px;font-size:.88rem}.topic-empty{border:1px dashed var(--line);border-radius:16px;padding:20px;color:var(--muted)}@media(max-width:900px){.category-hub-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topic-section .article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.category-hub-grid,.topic-section .article-grid{grid-template-columns:1fr}.category-bottom-cta,.topic-section-head{align-items:flex-start;flex-direction:column}.category-bottom-cta{padding:22px}.topic-jump-wrap{padding-top:0}.topic-section{padding:22px 0 28px}}