.topic-hero{margin-bottom:20px;padding:26px 28px 22px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-elevated)}.topic-hero-kicker{font-size:11px;letter-spacing:3px;text-transform:uppercase;color:var(--theme-accent-fg);font-weight:600;margin-bottom:10px;display:flex;align-items:center;gap:12px}.topic-hero-kicker:before{content:"";width:28px;height:1px;background:var(--theme-accent);display:inline-block}.topic-hero-kicker-back{margin-left:auto;letter-spacing:1px;font-weight:500;color:var(--text-2);text-decoration:none;text-transform:none}.topic-hero-kicker-back:hover{color:var(--theme-accent-hover)}.topic-hero-title{font-family:var(--font-display);font-size:clamp(26px,5vw,38px);font-weight:900;line-height:1.2;color:var(--text-0);margin:0 0 10px;text-wrap:balance}.topic-hero-definition{font-size:14.5px;line-height:1.85;color:var(--text-1);margin:0 0 18px;max-width:46em}.topic-hero-stats{display:flex;flex-wrap:wrap;gap:26px;padding-top:14px;border-top:1px solid var(--border)}.topic-hero-stat{display:flex;align-items:baseline;gap:8px}.topic-hero-stat-value{font-family:var(--font-mono,ui-monospace,"SF Mono",Menlo,monospace);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:22px;font-weight:700;color:var(--text-0)}.topic-hero-stat-label{font-size:12px;color:var(--text-2);letter-spacing:1px}.topic-hero-stat-live{color:var(--theme-accent-fg);font-size:12px;letter-spacing:1px;align-self:center}.topic-related{margin-top:20px;padding:16px 20px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-card)}.topic-related-title{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--text-2);font-weight:600;margin-bottom:10px}.topic-related-chips{display:flex;flex-wrap:wrap;gap:8px}.topic-chip{display:inline-flex;align-items:baseline;gap:6px;padding:5px 14px;border:1px solid var(--border-strong);border-radius:999px;font-size:13px;color:var(--text-0);text-decoration:none;transition:border-color .12s ease,color .12s ease,transform .12s ease}.topic-chip:hover{border-color:var(--theme-accent);color:var(--theme-accent-hover);transform:translateY(-1px)}.topic-chip-count{font-family:var(--font-mono,ui-monospace,monospace);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:11px;color:var(--text-2)}.topics-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}.topics-grid-card{display:flex;flex-direction:column;gap:8px;padding:18px 20px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-card);text-decoration:none;transition:border-color .14s ease,transform .14s ease,background .14s ease}.topics-grid-card:hover{border-color:var(--theme-accent);transform:translateY(-2px);background:var(--surface-elevated)}.topics-grid-name{font-family:var(--font-display);font-size:17px;font-weight:700;color:var(--text-0);line-height:1.35}.topics-grid-def{font-size:12.5px;line-height:1.7;color:var(--text-1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1 1}.topics-grid-count{font-family:var(--font-mono,ui-monospace,monospace);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:12px;color:var(--theme-accent-fg);letter-spacing:.5px}@media (max-width:640px){.topic-hero{padding:18px 18px 16px}.topic-hero-stats{gap:18px}.topics-grid{grid-template-columns:1fr 1fr;gap:10px}.topics-grid-card{padding:14px}.topics-grid-def{-webkit-line-clamp:3}}