.permafrost-hub main{padding-bottom:64px}.pf-intro{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;padding:20px 0 36px}.pf-intro h1{font-size:clamp(36px,6vw,64px);line-height:1.1;margin:8px 0 18px}.pf-intro img{width:100%;height:auto;border-radius:16px}.pf-label{font-size:12px;color:var(--accent);font-weight:700;letter-spacing:.08em}.pf-sub{font-size:21px;font-weight:600}.pf-intro p{line-height:1.65}.pf-status{background:var(--section-bg);border:1px solid var(--border);padding:22px;border-radius:14px}.pf-status h2{font-size:20px;margin-top:0}.pf-status p{margin-bottom:0;line-height:1.7}.pf-library,.pf-resources,#gameplay{padding-top:48px;scroll-margin-top:100px}.pf-search-label{display:block;font-weight:600;margin:16px 0 8px}#pf-search{width:100%;max-width:600px;padding:13px;border:1px solid var(--border);border-radius:10px;font:inherit}#pf-search-status{font-size:14px;color:var(--text-muted)}.pf-resources p,#gameplay p,.pf-sources p{line-height:1.75;overflow-wrap:anywhere}.pf-resources li{margin:10px 0}.pf-sources{margin-top:40px;border-top:1px solid var(--border);padding-top:16px}.pf-sources summary{min-height:44px;color:var(--accent);cursor:pointer}#pf-empty{padding:20px}.permafrost-hub [hidden]{display:none!important}@media(max-width:700px){.pf-intro{grid-template-columns:1fr;gap:24px}.pf-intro img{order:2}.pf-status{padding:18px}.pf-library .section-head{align-items:start;flex-direction:column;gap:8px}}

.permafrost-hub .pf-intro{border-bottom:1px solid var(--border)}.pf-actions,.pf-topic-nav,.pf-filters{display:flex;flex-wrap:wrap;gap:10px}.pf-actions{margin-top:22px}.pf-topic-nav{padding:24px 0}.pf-topic-nav a{padding:10px 14px;border:1px solid var(--border);border-radius:9px;text-decoration:none}.pf-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:6px 0 32px}.pf-facts div{padding:18px;background:var(--section-bg);border:1px solid var(--border);border-radius:12px}.pf-facts dt{font-size:12px;color:var(--text-muted);margin-bottom:8px}.pf-facts dd{margin:0;font-weight:700;line-height:1.6}.pf-section{padding-top:34px;scroll-margin-top:90px}.pf-section h2{font-size:clamp(25px,3vw,34px);line-height:1.25}.pf-section>p{line-height:1.7}.pf-start-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:22px}.pf-field{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;margin-top:20px}.pf-field img{display:block;width:100%;height:auto;border-radius:14px;border:1px solid var(--border)}.pf-field p{line-height:1.8}.pf-filters{margin-top:22px}.pf-filters button{font:inherit;font-size:14px;padding:10px 14px;border:1px solid var(--border);border-radius:24px;background:var(--section-bg);color:var(--text);cursor:pointer;min-height:44px}.pf-filters button[aria-pressed=true]{background:#12625d;color:white;border-color:#12625d}.pf-filters button:focus-visible,.pf-topic-nav a:focus-visible{outline:3px solid #48c9bc;outline-offset:3px}@media(max-width:700px){.pf-facts{grid-template-columns:1fr 1fr}.pf-field{grid-template-columns:1fr}.pf-start-grid{grid-template-columns:1fr}.pf-actions .btn{white-space:normal;text-align:center}.pf-topic-nav{gap:8px}.pf-topic-nav a{font-size:14px;padding:10px}.pf-facts div{padding:13px}.pf-facts dd{font-size:14px}}