:root{--ink:#20252b;--muted:#626974;--accent:#17677f;--line:#dde5e8;--soft:#f5f8f9;--warm:#bf5b24;--serif:Georgia,'Times New Roman',serif}
*{box-sizing:border-box}html{scroll-padding-top:28px}body{margin:0;color:var(--ink);background:white;font:17px/1.7 -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,a{touch-action:manipulation}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #d88547;outline-offset:5px}img{display:block;max-width:100%;height:auto}figure{margin:0}.container{max-width:1080px;margin:auto;padding:0 28px}.narrow{max-width:850px}.hero{padding:60px 0 32px;text-align:center;background:linear-gradient(120deg,#f5f9fc,white 58%,#fcf9f5);border-bottom:1px solid var(--line)}.eyebrow{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.2em;color:var(--accent);margin:0 0 17px}h1{font:600 clamp(34px,4.3vw,51px)/1.14 var(--serif);letter-spacing:-1.4px;max-width:1000px;margin:0 auto 26px}h1 span{color:var(--accent)}.authors{display:flex;justify-content:center;flex-wrap:wrap;gap:6px 23px;font-size:17px}.affiliation{color:var(--muted);margin:9px 0 23px}.links{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.pill{display:inline-flex;align-items:center;gap:8px;border-radius:30px;padding:8px 21px;background:var(--ink);color:white;font-size:15px}.pill:hover{text-decoration:none;background:var(--accent)}.pill svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.7}.nav{display:flex;justify-content:center;flex-wrap:wrap;gap:10px 24px;margin-top:29px;font-size:13px}.nav a{color:var(--muted)}section{padding:66px 0}section.alt{background:var(--soft);border-block:1px solid #edf0f2}h2{font:600 33px/1.2 var(--serif);letter-spacing:-.5px;text-align:center;margin:0 0 23px}h3{font-size:19px;line-height:1.4;margin:0 0 11px}p{margin:0 0 18px}.lede{text-align:center;color:var(--muted);max-width:760px;margin:0 auto 31px}.teaser{padding:40px 0 46px}.teaser img{width:100%}figcaption{font-size:14px;line-height:1.6;color:var(--muted);margin-top:15px}.teaser figcaption{max-width:930px;margin:18px auto 0}.takeaway{font:24px/1.45 var(--serif);text-align:center;max-width:800px;margin:30px auto 0}.takeaway strong{color:var(--accent);font-weight:600}.abstract p{text-align:justify;hyphens:auto}.objective{margin:29px auto 34px;text-align:center;font:30px/1.6 var(--serif);padding:22px 12px;border-block:1px solid var(--line)}.math{font-family:var(--serif);color:var(--ink);line-height:1.9;font-size:21px;text-align:center;overflow-x:auto;padding:14px 5px;margin:16px 0;white-space:nowrap}.math sub,.math sup{font-size:.68em}.math .fraction{display:inline-flex;vertical-align:middle;flex-direction:column;text-align:center;font-size:.82em;line-height:1.3}.fraction>:first-child{border-bottom:1px solid;padding-bottom:3px}.fraction>:last-child{padding-top:3px}.loss-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px}.loss{border-top:3px solid var(--accent);padding-top:19px;min-width:0}.loss:nth-child(2){border-color:var(--warm)}.number{font-size:12px;letter-spacing:.16em;color:var(--muted);display:block;margin-bottom:10px}.loss p{font-size:16px}.loss .math{font-size:21px}.detail{margin-top:24px;border:1px solid var(--line);border-radius:8px;background:white;padding:17px 22px;font-size:15px}.detail summary{cursor:pointer;font-weight:600;color:var(--accent)}.detail[open] summary{margin-bottom:16px}.detail .math{font-size:21px}.planning{margin:29px auto 0;font-size:16px}.toy-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin:30px auto;max-width:900px}.toy-grid figure{background:white;padding:20px;border:1px solid var(--line);border-radius:8px}.toy-grid img{width:100%;height:240px;object-fit:contain}.toy-grid figcaption{margin-top:10px}.result-table{width:100%;border-collapse:collapse;margin:27px 0 12px;font-size:15px;font-variant-numeric:tabular-nums}.table-wrap{overflow-x:auto}.result-table th,.result-table td{padding:12px 17px;text-align:center;border-bottom:1px solid var(--line)}.result-table th:first-child,.result-table td:first-child{text-align:left}.result-table thead{font-size:13px;color:var(--muted);background:var(--soft)}.result-table .ours{color:var(--accent);font-weight:700}.table-note{font-size:13px;color:var(--muted);margin-bottom:36px}.gallery-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:45px 0 18px}.gallery-toolbar h3{margin:0;font:27px var(--serif)}.control{color:var(--accent);background:white;border:1px solid var(--line);padding:7px 15px;border-radius:6px;font-size:14px}.control:hover{background:var(--soft)}.dataset{margin:0 0 33px}.dataset-heading{display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid var(--line);margin-bottom:18px;padding-bottom:10px;gap:15px}.dataset-heading h4{font-size:18px;margin:0}.dataset-heading span{font-size:13px;color:var(--muted)}.examples{display:grid;grid-template-columns:1fr 1fr;gap:26px}.rollout{border:1px solid var(--line);border-radius:9px;overflow:hidden;background:white}.rollout-top{display:flex;align-items:center;justify-content:space-between;padding:11px 16px;font-size:13px;border-bottom:1px solid var(--line)}.success{color:#25734d;font-size:12px}.media-labels,.media-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:0 13px}.media-labels{padding-top:10px;padding-bottom:7px;font-size:12px;color:var(--muted);text-align:center}.media-pair video,.media-pair img{width:100%;aspect-ratio:1;object-fit:contain;background:var(--soft);border-radius:3px}.rollout figcaption{margin:0;padding:9px 15px 13px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px}.rollout figcaption button{font-size:12px;padding:4px 11px}.gallery-note{font-size:14px;color:var(--muted)}.citation-box{position:relative;background:white;border:1px solid var(--line);border-radius:8px;padding:25px;margin-top:23px}.citation-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.citation-head span{font-size:13px;color:var(--muted)}pre{font:13px/1.75 ui-monospace,SFMono-Regular,Consolas,monospace;overflow-x:auto;margin:0;white-space:pre}.copy-status{font-size:13px;color:var(--accent);min-height:22px;margin:7px 0 0}footer{padding:28px;text-align:center;font-size:12px;color:var(--muted)}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:white;padding:10px;z-index:5}[hidden]{display:none!important}
@media(max-width:650px){body{font-size:16px}.container{padding:0 20px}.hero{padding:43px 0 26px}h1{font-size:36px;letter-spacing:-.8px}.authors{gap:4px 15px;font-size:15px}.nav{gap:8px 17px;font-size:12px}section{padding:46px 0}h2{font-size:29px}.teaser{padding:28px 0 35px}.takeaway{font-size:21px}.loss-grid,.examples,.toy-grid{grid-template-columns:1fr}.loss-grid{gap:24px}.toy-grid{gap:17px}.toy-grid img{height:auto;max-height:300px}.abstract p{text-align:left}.objective{font-size:25px}.math,.detail .math{font-size:19px}.result-table th,.result-table td{padding:10px 12px}.gallery-toolbar{align-items:flex-start}.gallery-toolbar h3{font-size:24px}.dataset-heading{display:block}.dataset-heading span{font-size:12px}.citation-box{padding:17px}.detail{padding:15px}.rollout figcaption{font-size:12px}.teaser figcaption{font-size:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.overview-panels{display:grid;grid-template-columns:206fr 186fr;align-items:center;gap:18px}.overview-panels img{width:100%}
@media(max-width:650px){.overview-panels{grid-template-columns:1fr;gap:23px}.overview-panels img{max-width:440px;margin:auto}}

@media(min-width:651px) and (max-width:850px){.loss-grid{grid-template-columns:1fr;gap:24px}}

.pill-soon:disabled{border:1px solid var(--line);background:#edf1f3;color:var(--muted);cursor:default}.failure{color:#a84024;font-size:12px}.rollout-failure{grid-column:1 / -1;width:calc((100% - 26px) / 2);justify-self:center}
@media(max-width:650px){.rollout-failure{width:100%}}