:root{--bg:#0d1015;--panel:#151a21;--line:#262d37;--text:#e9edf2;--muted:#9aa6b4;--accent:#ff8150;--accent2:#5be3dc;--mono:ui-monospace,SFMono-Regular,Consolas,monospace}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
h1,h2,h3,p{margin-top:0}
.mono,.eyebrow{font-family:var(--mono)}
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px max(16px,4vw);background:rgba(13,16,21,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{font-size:22px;font-weight:800;letter-spacing:-1px}
.brand span{font-weight:400;color:var(--muted)}
nav{display:flex;gap:22px;font-size:14px;color:var(--muted);flex-wrap:wrap;justify-content:flex-end}
nav a:hover{color:var(--text)}
nav .gh{color:var(--text);border:1px solid var(--line);padding:4px 12px;border-radius:999px}
main{max-width:1280px;margin:auto;padding:0 max(16px,4vw)}
.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:48px;align-items:center;padding:64px 0 40px}
.eyebrow{font-size:11px;letter-spacing:1.6px;color:var(--accent);margin-bottom:18px}
h1{font-size:clamp(38px,4.6vw,64px);line-height:1.04;letter-spacing:-.04em;font-weight:650;margin-bottom:22px}
h1 em{font-family:Georgia,serif;font-weight:400;color:var(--accent)}
.lede{font-size:18px;color:var(--muted);max-width:520px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 22px}
.btn{display:inline-block;padding:11px 18px;border-radius:10px;border:1px solid var(--line);background:var(--panel);font-size:14px;font-weight:600}
.btn:hover{border-color:#3a4553}
.btn.primary{background:var(--accent);color:#16110e;border-color:var(--accent)}
.btn.primary:hover{background:#ff9a73}
.btn.ghost{background:none}
.prompt-chip{display:inline-flex;gap:10px;align-items:baseline;padding:8px 14px;border:1px dashed #3a4553;border-radius:10px;color:var(--muted);font-size:14px}
.prompt-chip span{font-family:var(--mono);font-size:10px;letter-spacing:1.4px;color:var(--accent2)}
.compare{position:relative;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#000;aspect-ratio:1100/900;--pos:55%}
.compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.compare .after{clip-path:inset(0 0 0 var(--pos))}
.compare input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.compare::after{content:"";position:absolute;top:0;bottom:0;left:var(--pos);width:2px;background:#fff;box-shadow:0 0 12px rgba(0,0,0,.6);pointer-events:none}
.tag{position:absolute;bottom:12px;font-family:var(--mono);font-size:11px;padding:3px 9px;background:rgba(0,0,0,.6);border-radius:6px;pointer-events:none}
.tag.left{left:12px}.tag.right{right:12px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;margin:24px 0}
.stat{background:var(--panel);padding:22px 20px}
.stat b{display:block;font-size:clamp(26px,3vw,38px);font-weight:650;letter-spacing:-.03em}
.stat span{font-size:13px;color:var(--muted)}
.pipeline{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:24px 0 8px}
.pipeline div{padding:22px;border:1px solid var(--line);border-radius:16px;background:var(--panel)}
.pipeline b{font-family:var(--mono);font-size:12px;color:var(--accent)}
.pipeline h3{margin:8px 0 6px;font-size:18px}
.pipeline p{margin:0;color:var(--muted);font-size:14px}
.block{padding:84px 0 12px}
.head{max-width:760px;margin-bottom:28px}
h2{font-size:clamp(28px,3.6vw,44px);line-height:1.1;letter-spacing:-.03em;font-weight:650;margin-bottom:14px}
.head p:last-child{color:var(--muted)}
.viewer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:20px;align-items:start}
.viewer-card{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--panel)}
#viewer{position:relative;aspect-ratio:4/3;background:radial-gradient(ellipse at 50% 40%,#232a35,#0d1015 75%)}
#viewer canvas,#viewer img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:contain}
.viewer-bar{display:flex;flex-wrap:wrap;gap:14px;align-items:center;padding:12px 14px;border-top:1px solid var(--line);font-size:14px}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.seg button{padding:7px 14px;background:none;border:0}
.seg button[aria-pressed=true]{background:var(--accent);color:#16110e;font-weight:600}
.check{display:inline-flex;gap:6px;align-items:center;color:var(--muted)}
.plain{background:none;border:0;color:var(--muted);text-decoration:underline;padding:0}
#vstatus{margin-left:auto;font-size:11px;color:var(--muted)}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-height:640px;overflow:auto;padding-right:4px}
.card{text-align:left;padding:0;border:1px solid var(--line);border-radius:12px;background:var(--panel);overflow:hidden;display:flex;flex-direction:column}
.card[aria-current=true]{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.card .thumb{aspect-ratio:4/3;background:#000;position:relative}
.card .thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.card .thumb img.b{opacity:0;transition:opacity .25s}
.card:hover .thumb img.b,.card:focus-visible .thumb img.b{opacity:1}
.card .meta{padding:10px 12px 12px;font-size:12.5px;line-height:1.4}
.card .meta em{font-style:normal;color:var(--muted);display:block;margin-top:4px;font-family:var(--mono);font-size:11px}
.score{color:var(--accent2)}
.code-panel{margin-top:20px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}
.code-panel summary{padding:14px 18px;cursor:pointer;font-weight:600}
.code-head{display:flex;justify-content:space-between;padding:0 18px 8px;font-size:12px;color:var(--muted)}
pre{margin:0;padding:0 18px 18px;overflow:auto;max-height:420px;font:12.5px/1.55 var(--mono);color:#cfe3ff}
figure{margin:0}
figcaption,.note{font-size:13px;color:var(--muted);margin-top:10px}
figure img{width:100%;height:auto;display:block;border-radius:14px;border:1px solid var(--line)}
.wide{margin-bottom:28px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.bars{display:grid;gap:7px;margin-top:10px}
.bar{display:grid;grid-template-columns:150px 1fr 24px;gap:10px;align-items:center;font-size:12.5px}
.bar i{display:block;height:10px;border-radius:5px;background:var(--accent2)}
.muted .bar i{background:#59626f}
.bar span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--muted)}
.table-wrap{overflow:auto;margin-top:26px;border:1px solid var(--line);border-radius:14px}
table{border-collapse:collapse;width:100%;font-size:13.5px}
th,td{padding:10px 14px;text-align:right;border-bottom:1px solid var(--line)}
th:first-child,td:first-child{text-align:left}
th{font-weight:600;color:var(--muted);background:var(--panel)}
tr:last-child td{border-bottom:0}
video{width:100%;height:auto;border-radius:16px;border:1px solid var(--line);background:#000}
.authors{font-size:18px;color:var(--text)!important}
.paper-actions{display:flex;flex-wrap:wrap;gap:12px}
footer{margin-top:96px;padding:40px max(16px,4vw);border-top:1px solid var(--line);display:flex;gap:24px;justify-content:space-between;flex-wrap:wrap;color:var(--muted);font-size:13px}
footer p{max-width:640px;margin:0}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:28px;padding-top:36px}.viewer-grid{grid-template-columns:1fr}.cards{max-height:none;grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:repeat(2,1fr)}.pipeline,.two{grid-template-columns:1fr}.bar{grid-template-columns:110px 1fr 22px}nav{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card .thumb img.b{transition:none}}