:root{color-scheme:light dark;--paper:#fff;--ink:#151515;--muted:#62625e;--field:#f5f5f1;--rule:#deded7;--accent:#354d24;--accent-bg:#edf2e8;--new-bg:#e8eef7;--new:#23407a;font-family:Arial,Helvetica,sans-serif}
@media(prefers-color-scheme:dark){:root{--paper:#141414;--ink:#ececea;--muted:#a7a7a2;--field:#1e1e1c;--rule:#333330;--accent:#b7cf9c;--accent-bg:#26301f;--new-bg:#1f2a3d;--new:#b9c9ea}}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);line-height:1.6}a{color:inherit;text-underline-offset:3px}button,input,select{font:inherit;color:inherit}button,a,input,select,summary{touch-action:manipulation}button,summary{cursor:pointer}:focus-visible{outline:3px solid #648239;outline-offset:4px}[hidden]{display:none!important}
.skip{position:fixed;top:-100px;left:20px;background:#151515;color:white;padding:12px;z-index:9}.skip:focus{top:12px}
header,main,footer{max-width:1500px;margin:auto;padding-inline:36px}header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-block:24px;border-bottom:1px solid var(--rule)}header>a{font-size:22px;font-weight:600;letter-spacing:-1px;text-decoration:none}header nav{display:flex;gap:18px;flex-wrap:wrap;font-size:13px}
.eyebrow,.badge,.meta,.pagination,.small,.phases{font-family:ui-monospace,monospace;font-size:11px}.eyebrow{letter-spacing:.06em;color:var(--muted)}
.intro{display:grid;grid-template-columns:1.4fr 1fr;gap:70px;padding:60px 0 40px}h1{font-size:clamp(44px,6vw,82px);line-height:1;letter-spacing:-.065em;font-weight:500;margin:24px 0}.lede{font-size:18px;max-width:640px;color:var(--muted)}
aside{align-self:center;border:1px solid var(--rule);padding:28px;background:var(--field)}.number{line-height:1;margin:28px 0}.number strong{font-size:90px;letter-spacing:-.07em;font-weight:500}.number span{font-size:28px;color:var(--muted)}.small{color:var(--muted)}
.method{border-block:1px solid var(--rule);padding:18px 0}.method p{max-width:1050px;color:var(--muted);font-size:14px}
.filters{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:20px;margin-top:30px}.filters label{font-size:12px}.filters input,.filters select{display:block;width:100%;min-height:46px;border:1px solid #aaa;background:var(--paper);padding:10px;margin-top:8px;border-radius:0}
.results{display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:12px;padding:12px 0}
#studies{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.card{border:1px solid var(--rule);padding:24px;min-width:0;scroll-margin-top:20px;background:var(--paper)}.card h2{font-size:24px;line-height:1.25;font-weight:500;letter-spacing:-.03em;margin:14px 0}
.badge{background:var(--accent-bg);color:var(--accent);padding:5px 7px;display:inline-block;margin-right:6px}.badge.new{background:var(--new-bg);color:var(--new)}.badge.warn{background:#f5ede0;color:#785420}.badge.family{background:var(--field);color:var(--muted)}
.meta{color:var(--muted);overflow-wrap:anywhere}.observation{font-size:14px;color:var(--muted);margin:8px 0 0}.phases{color:var(--muted);margin:10px 0;padding-left:0;list-style:none;display:flex;flex-wrap:wrap;gap:6px 14px}.phases li::before{content:'f';opacity:.6}
.media-pair{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin:20px 0 10px}.media-pair.two{grid-template-columns:1fr 1fr}.media-pair figure{margin:0;min-width:0}.media-pair figcaption{font-size:11px;color:var(--muted);margin-bottom:6px}.media-pair video{display:block;width:100%;aspect-ratio:16/9;background:#171a13;object-fit:contain}
.play-pair{padding:7px 12px;background:var(--paper);border:1px solid #aaa;margin-bottom:12px}.downloads{display:flex;flex-wrap:wrap;gap:10px 18px;font-size:13px;margin:12px 0 20px}
.card details{border-top:1px solid var(--rule);padding:12px 0;font-size:13px}.card summary{font-weight:500}.card pre{white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.65 ui-monospace,monospace;background:var(--field);padding:16px;max-height:450px;overflow:auto}.card ul{padding-left:18px;color:var(--muted)}.card img{max-width:100%;max-height:300px;display:block;border:1px solid var(--rule);margin:12px 0;background:#fff}
.pagination{display:flex;justify-content:space-between;align-items:center;padding:30px 0;gap:16px}.pagination button{border:1px solid #aaa;background:var(--paper);padding:10px 18px}.pagination button:disabled{opacity:.4;cursor:not-allowed}
footer{border-top:1px solid var(--rule);padding-block:28px;color:var(--muted);font-size:12px}#empty{padding:40px 0}.error{color:#862f25}
@media(max-width:1100px){.media-pair{grid-template-columns:1fr 1fr}}@media(max-width:900px){.intro{gap:28px}#studies{grid-template-columns:1fr}.filters{grid-template-columns:1fr 1fr}.filters label:first-child{grid-column:1/-1}}
@media(max-width:600px){header,main,footer{padding-inline:18px}.intro{grid-template-columns:1fr;padding-top:30px;gap:12px}h1{font-size:52px}.number strong{font-size:72px}.results{display:block}.card{padding:18px}.filters{grid-template-columns:1fr}.filters label:first-child{grid-column:auto}.media-pair,.media-pair.two{grid-template-columns:1fr}.pagination{font-size:10px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}