.overview-hero{display:grid;grid-template-columns:1.15fr 1fr;min-height:670px;background:#13261f;color:var(--paper);padding:65px max(28px,calc((100vw - 1200px)/2));gap:60px;align-items:center}
.overview-copy .atlas-kicker{color:var(--gold)}
.overview-copy h1{font-size:58px;line-height:1.4;font-weight:500;margin:25px 0;letter-spacing:3px}
.overview-copy p{font-size:17px;color:#bbc4b7;line-height:2;margin-bottom:35px}
.overview-text-link{display:inline-block;margin-left:20px;font:14px system-ui,sans-serif}
.overview-feature{position:relative;height:535px;overflow:hidden;border:1px solid #ccb08355;display:block}
.overview-feature img{width:100%;height:100%;object-fit:cover;object-position:50% 22%}
.overview-feature:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#0e211fec,transparent 70%)}
.overview-feature>div{position:absolute;bottom:65px;left:30px;z-index:1}
.overview-feature small{font:12px system-ui,sans-serif;color:var(--gold);letter-spacing:2px}
.overview-feature h2{font-size:40px;font-weight:500;margin:8px 0}
.overview-feature p{font:12px system-ui,sans-serif;margin:0}
.overview-art-label{position:absolute;bottom:22px;left:30px;z-index:1;font:10px system-ui,sans-serif;color:#c5c3b3}
.overview-main{max-width:1120px;margin:auto;padding:75px 30px}
.overview-main section{margin-bottom:85px;scroll-margin-top:90px}
.scope-note{font-size:14px;line-height:1.9;color:var(--muted);max-width:840px;margin:22px 0}
.period-list{position:relative;margin-top:32px}
.period-list:before{content:"";position:absolute;left:25px;top:40px;bottom:40px;width:1px;background:var(--line)}
.period-entry{position:relative;display:grid;grid-template-columns:52px 1fr auto;gap:26px;align-items:center;padding:26px 0;border-bottom:1px solid var(--line)}
.period-number{width:52px;height:52px;border:1px solid var(--line);border-radius:50%;background:var(--paper);text-align:center;font:15px/52px system-ui,sans-serif;color:var(--red)}
.period-date{font:12px/1.7 system-ui,sans-serif;color:var(--muted)}
.period-entry h3{font-size:31px;font-weight:500;margin:3px 0 10px}
.period-entry>a{font:13px system-ui,sans-serif;border:1px solid var(--line);padding:14px 20px}
.period-entry.available>a{background:var(--forest);color:var(--paper);border-color:var(--forest)}
.period-entry.available .period-number{background:var(--red);color:var(--paper);border-color:var(--red)}
.period-members{display:flex;gap:8px;flex-wrap:wrap}
.period-members span{font:12px/1.5 system-ui,sans-serif;border:1px solid var(--line);padding:5px 12px;background:#eee8db}
.overview-search{background:#ebe4d5;padding:30px}
.overview-search label{display:block;font-size:17px;margin-bottom:14px}
.overview-search input{width:100%;padding:15px 18px;border:1px solid #beb8a9;background:var(--paper);border-radius:0;font-size:17px}
#atlas-status{font-size:13px;color:var(--muted)}
#atlas-results{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
#atlas-results a{display:flex;justify-content:space-between;align-items:center;padding:18px;background:var(--paper);gap:12px}
#atlas-results strong{font-size:18px;font-weight:500}
#atlas-results small{font:12px system-ui,sans-serif;color:var(--muted)}
.pending-period{max-width:1000px;margin:auto;padding:55px 28px 80px}
.back-link{display:block;font:14px system-ui,sans-serif;margin-bottom:45px;color:var(--red)}
.pending-period h1{font-size:60px;font-weight:500;margin:18px 0}
.pending-note{margin:45px 0;padding:36px;background:#e9e2d2;border-left:4px solid var(--red)}
.pending-note h2{font-size:28px;font-weight:500;margin-top:0}
.pending-note p{font-size:17px;line-height:1.9;margin-bottom:25px}
.period-sequence{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.period-sequence>a{display:grid;gap:7px;border:1px solid var(--line);padding:22px}
.period-sequence small,.period-sequence span{font:12px system-ui,sans-serif;color:var(--muted)}
.period-sequence strong{font-size:25px;font-weight:500}
.topic-breadcrumb{padding:13px max(28px,calc((100vw - 1200px)/2));font:12px system-ui,sans-serif;border-bottom:1px solid var(--line);color:var(--muted)}
.topic-breadcrumb a{color:var(--red);margin-right:10px}
.next-period{margin-bottom:50px}
.next-period h2{font-size:30px;font-weight:500}
@media(max-width:750px){.overview-hero{grid-template-columns:1fr;padding:45px 24px;gap:35px}.overview-copy h1{font-size:37px}.overview-copy p{font-size:15px}.overview-feature{height:440px}.overview-main{padding:45px 24px}.period-entry{grid-template-columns:42px 1fr;gap:18px}.period-number{height:42px;width:42px;line-height:42px}.period-list:before{left:20px}.period-entry>a{grid-column:2;justify-self:start;padding:12px 15px}.period-entry h3{font-size:28px}.overview-search{padding:20px}#atlas-results{grid-template-columns:1fr}#atlas-results a{padding:15px}.overview-text-link{display:block;margin:20px 0 0}.pending-period h1{font-size:44px}.pending-note{padding:26px}.period-sequence{gap:12px}.period-sequence>a{padding:18px}.period-sequence strong{font-size:22px}}