:root{color-scheme:light;--ink:#1f211e;--paper:#f4f0e7;--card:#fbf9f4;--line:#cbc2b2;--muted:#716d64;--rust:#934a32;--green:#31483b;--gold:#ad8b45}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.72 ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:5px}img{max-width:100%;height:auto}header{padding:25px clamp(22px,5vw,72px);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:30px;background:rgba(244,240,231,.94);position:relative;z-index:2}
.brand{font:600 clamp(18px,2.2vw,27px) Georgia,"Songti SC",serif;letter-spacing:.16em;text-decoration:none}.brand small{display:block;font:11px/1.8 ui-sans-serif;letter-spacing:.22em;color:var(--rust)}nav{display:flex;flex-wrap:wrap;gap:clamp(14px,2vw,28px);font-size:13px;letter-spacing:.04em}
main{max-width:1380px;margin:0 auto;padding:clamp(44px,7vw,100px) clamp(22px,6vw,88px) 120px;min-height:70vh}.eyebrow{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--rust);font-weight:700}h1{font:normal clamp(42px,6.4vw,88px)/1.04 Georgia,"Songti SC",serif;margin:22px 0 30px;max-width:980px;letter-spacing:-.025em}h2{font:normal clamp(30px,3.8vw,50px)/1.17 Georgia,"Songti SC",serif;margin:.15em 0 .7em}h3{font:normal 23px/1.3 Georgia,"Songti SC",serif}.lede,.intro{max-width:720px;font-size:clamp(17px,2vw,21px);color:#45453f}.muted{color:var(--muted)}
.home-hero{min-height:62vh;display:grid;grid-template-columns:1.4fr .6fr;gap:8vw;align-items:end}.home-mark{align-self:start;border-top:1px solid var(--ink);padding-top:14px;color:var(--muted);font:italic 18px Georgia,serif}.rule,.section{margin-top:78px;padding-top:28px;border-top:1px solid var(--line)}.section{position:relative}.section-no{position:absolute;right:0;top:18px;font:italic 16px Georgia,serif;color:var(--rust)}
.grid,.research-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:28px}.grid article,.research-grid article{border-top:1px solid var(--line);padding:21px 0}.record-card{background:var(--card);border:1px solid var(--line)!important;padding:0!important;overflow:hidden}.record-card img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}.record-card div{padding:24px}.record-card h2{font-size:27px}.empty{padding:44px 0 75px;max-width:680px}
.object-hero{display:grid;grid-template-columns:minmax(300px,.75fr) minmax(420px,1.25fr);gap:clamp(35px,6vw,90px);align-items:center}.object-hero h1{font-size:clamp(38px,5vw,68px)}figure{margin:0;background:var(--card);padding:12px;border:1px solid var(--line)}figure img{width:100%;display:block}figcaption{padding:10px 4px 2px;font-size:12px;color:var(--muted)}.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px}.badges span{border:1px solid var(--line);padding:7px 11px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;background:var(--card)}
.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line)}.facts div{display:grid;grid-template-columns:1fr 1.4fr;gap:20px;padding:16px 0;border-bottom:1px solid var(--line)}.facts div:nth-child(odd){padding-right:28px}.facts div:nth-child(even){padding-left:28px;border-left:1px solid var(--line)}dt{color:var(--muted);font-size:13px}dd{margin:0}.observation-list{margin-top:36px;max-width:860px}.observation-list p{display:grid;grid-template-columns:130px 1fr;gap:20px}.observation-list span{font-size:11px;letter-spacing:.12em;color:var(--rust);font-weight:700}.research-grid{grid-template-columns:repeat(3,1fr)}.research-grid h3{margin:.25em 0}
.route-map{width:100%;max-width:920px;background:var(--card);margin:25px 0;color:var(--rust)}.route-map rect,.route-map path,.route-map line{fill:none;stroke:currentColor;stroke-width:1.5}.route-map path{stroke:var(--line)}.route-map circle{fill:var(--rust)}.route-map circle.target{fill:var(--card);stroke:var(--rust);stroke-width:3}.route-map text{font-size:14px;fill:var(--ink)}.timeline{list-style:none;padding:0;max-width:850px}.timeline li{display:grid;grid-template-columns:1fr auto;gap:10px 25px;border-top:1px solid var(--line);padding:20px 0}.timeline li span{font-size:11px;color:var(--rust);letter-spacing:.1em}.timeline p{grid-column:1/-1;margin:0;color:var(--muted)}.media-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.mark-card{display:flex;flex-direction:column}.mark-card .confidence{color:var(--rust);font-size:12px}.mark-card a{margin-top:auto}.filter-links{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}.filter-links a{border:1px solid var(--line);padding:8px 12px}
.sources ol{max-width:900px;padding-left:22px}.sources li{padding:13px 0}.sources li>a{font-weight:650}.sources li>span{display:block;color:var(--muted);font-size:13px}.sources li p{margin:4px 0}.note{max-width:900px;padding:20px 24px;border-left:4px solid var(--gold);background:var(--card)}label{display:block;margin-bottom:10px}input{font:inherit;width:100%;max-width:780px;padding:16px;background:var(--card);border:1px solid #918b7f;border-radius:0}.search-result{display:block;padding:20px 0;border-bottom:1px solid var(--line)}
footer{padding:35px clamp(22px,5vw,72px);border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:25px;font-size:13px}.status-strip{margin-top:55px;border-top:1px solid var(--line);padding-top:18px;display:flex;gap:20px;color:var(--muted);font-size:12px}a:focus-visible,input:focus-visible{outline:3px solid var(--rust);outline-offset:5px}
@media(max-width:900px){.object-hero,.home-hero{grid-template-columns:1fr}.object-hero>figure{order:-1}.research-grid,.media-gallery{grid-template-columns:repeat(2,1fr)}.facts{grid-template-columns:1fr}.facts div:nth-child(n){padding-left:0;padding-right:0;border-left:0}}
@media(max-width:620px){header,footer{display:block}nav{margin-top:22px;gap:16px}main{padding-top:42px}.research-grid{grid-template-columns:1fr}.facts div{grid-template-columns:1fr}.observation-list p{grid-template-columns:1fr;gap:3px}.home-hero{min-height:auto}.section-no{position:static}}