.atlas-hero{min-height:570px}.atlas-hero::before{inset:0 0 0 52%;background:radial-gradient(circle at 70% 40%,rgba(77,190,178,.5),transparent 27%),repeating-radial-gradient(circle at 72% 44%,transparent 0 25px,rgba(130,210,200,.22) 26px 27px)}
.atlas-shell{max-width:1240px}.map-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.map-card{overflow:hidden;border:1px solid var(--line);background:var(--paper-bright)}.map-image{display:block;overflow:hidden;aspect-ratio:3/2;background:#dfe8e4}.map-image img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .25s ease}.map-card:hover .map-image img{transform:scale(1.018)}.map-card>div{padding:21px}.map-card span{color:var(--teal);font:800 9px/1.4 var(--mono);letter-spacing:.08em}.map-card h3{min-height:3.1em;margin:11px 0 10px;font:760 18px/1.55 var(--serif)}.map-card p{margin:0 0 15px;color:var(--ink-soft);font-size:11px;line-height:1.6}.map-card>div>a{color:var(--teal-dark);font-size:11px;font-weight:800;text-decoration:none}
.catalog-section{padding-bottom:26px}.subject-catalog{padding:50px 0 28px;border-top:3px solid var(--ink)}.subject-catalog:first-of-type{border-top:0}.subject-title{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:25px}.subject-title h2{margin:8px 0 0;font:800 38px/1.15 var(--serif)}.subject-title>strong{display:flex;align-items:baseline;gap:8px;color:var(--teal-dark);font:850 46px/1 var(--serif)}.subject-title>strong small{color:var(--ink-soft);font:700 10px/1 var(--mono)}
.catalog-chapter{border-top:1px solid var(--line)}.catalog-chapter:last-child{border-bottom:1px solid var(--line)}.catalog-chapter summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 4px;cursor:pointer;list-style:none}.catalog-chapter summary::-webkit-details-marker{display:none}.catalog-chapter summary span{font:760 17px/1.5 var(--serif)}.catalog-chapter summary b{color:var(--teal);font:800 10px/1 var(--mono)}.catalog-chapter summary::before{content:"+";order:3;color:var(--signal);font:800 20px/1 var(--mono)}.catalog-chapter[open] summary::before{content:"−"}.catalog-list{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;padding:1px;background:var(--line)}.catalog-list article{padding:18px 20px;background:var(--paper-bright)}.catalog-list h3{margin:0;font:730 14px/1.55 var(--serif)}.catalog-list h3 a{text-decoration:none}.catalog-list p{margin:8px 0 0;color:var(--ink-soft);font-size:10px;line-height:1.6}.faq-list{display:grid;gap:10px}.faq-list details{padding:20px 22px;border:1px solid var(--line);background:var(--paper-bright)}.faq-list summary{cursor:pointer;font:750 17px/1.5 var(--serif)}.faq-list p{max-width:900px;margin:14px 0 0;color:var(--ink-soft);font-size:13px;line-height:1.85}
@media(max-width:980px){.map-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.atlas-hero{min-height:520px}.atlas-hero::before{inset:55% 0 0}.map-grid,.catalog-list{grid-template-columns:1fr}.map-card h3{min-height:0}.subject-title>strong{font-size:34px}.subject-title h2{font-size:30px}}
@media(prefers-reduced-motion:reduce){.map-image img{transition:none}}