/* Generated by _content/build_styles.py. Edit _content/styles/ sources. */
@layer legacy, design, editorial;
@layer legacy {
/* legacy-base.css */
:root{--paper:#f7f6f2;--ink:#242723;--muted:#666961;--line:#d8dad2;--green:#395341;--serif:Georgia,'Times New Roman',serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;color:var(--ink);background:var(--paper);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}a:hover{text-decoration:underline;text-underline-offset:5px}button,summary{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid #396a50;outline-offset:5px}.skip{position:absolute;top:-80px;background:var(--ink);color:white;padding:16px;z-index:9}.skip:focus{top:0}header,main,footer{max-width:1440px;margin:auto}header{padding:30px 64px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.wordmark{font-size:21px;letter-spacing:-.7px;font-weight:600}.wordmark span{font-size:12px;font-weight:400;margin-left:12px;letter-spacing:1px;color:var(--muted)}nav{display:flex;align-items:center;gap:30px;font-size:13px}nav .active{border-bottom:1px solid var(--ink);padding-bottom:5px}main{padding:0 64px}.hero{padding-top:42px}.eyebrow{font:10px/1.5 'Courier New',monospace;letter-spacing:1.4px;margin:0 0 18px;display:flex;align-items:center;gap:10px}.dot{height:6px;width:6px;border-radius:50%;background:var(--green)}.edition{margin-left:auto;color:var(--muted)}.hero-layout{display:grid;grid-template-columns:1.7fr 1fr;gap:30px;align-items:center;min-height:435px}h1{font:clamp(40px,4.2vw,65px)/1.1 var(--serif);letter-spacing:-2.5px;margin:16px 0 25px;font-weight:400}h1 em{font-weight:400;color:var(--green)}.intro{max-width:490px;font-size:16px;line-height:1.7;color:var(--muted)}.text-link{font-size:13px;display:inline-flex;gap:40px;margin-top:17px;border-bottom:1px solid var(--ink);padding:0 0 9px}.field svg{width:100%;display:block}.field>span{display:block;text-align:center;font:9px 'Courier New',monospace;letter-spacing:2px;color:var(--muted)}.hero-bottom{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:20px 0;color:var(--muted);font-size:11px}.models,.research{padding-top:80px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:32px;gap:20px}h2{font:40px/1.12 var(--serif);letter-spacing:-1.3px;margin:0;font-weight:400}.section-heading>p{font-size:13px;line-height:1.7;color:var(--muted);margin:0}.model-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.model-card{background:#e9ede4;align-self:start}.lpm{background:#eae5df}.model-top{font:10px 'Courier New',monospace;letter-spacing:1px;display:flex;justify-content:space-between;padding:22px 28px}.model-art{height:190px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.kat-art{color:#47654c;font:160px/1 Georgia,serif;gap:28px}.kat-art i{font:130px Georgia,serif;z-index:1}.orbital{position:absolute;width:240px;height:145px;border:1px solid #7b937975;border-radius:50%;transform:rotate(-25deg)}.orbital:after{content:'';position:absolute;inset:-22px;border:1px solid #7b937945;border-radius:50%}.lpm-art{background:linear-gradient(135deg,#eee4d7,#c0c7c2);margin:0 28px}.lpm-art>span{z-index:1;font:30px/1.1 var(--serif);color:#394943;position:absolute;left:25px;top:26px}.wave{position:absolute;border:1px solid #657a6a60;width:520px;height:210px;border-radius:50%;transform:rotate(-25deg);top:95px;left:55px;box-shadow:0 -8px 0 #eff0e53d,0 -16px 0 #657a6a15,0 -24px 0 #eff0e53d,0 -32px 0 #657a6a15,0 -40px 0 #eff0e53d}.w2{top:130px;left:105px}.w3{top:170px;left:135px}.model-body{padding:28px}.model-body .eyebrow{font-size:9px;letter-spacing:1px;margin-bottom:12px}.model-body h3{font:35px var(--serif);letter-spacing:-1px;margin:0 0 15px}.model-body>p:not(.eyebrow){font-size:14px;line-height:1.7;min-height:72px;max-width:470px;color:#535c53}.model-links{display:flex;gap:25px;flex-wrap:wrap;font-size:12px;padding:12px 0 26px}.model-links a{border-bottom:1px solid #7c897b;padding-bottom:5px}details{border-top:1px solid #737e713a}summary{display:flex;justify-content:space-between;list-style:none;font-size:12px;padding-top:19px}summary::-webkit-details-marker{display:none}details[open] summary span{transform:rotate(45deg)}.family a{display:flex;justify-content:space-between;font-size:11px;padding:18px 0;border-bottom:1px solid #737e713a;gap:12px}.family span{color:var(--muted)}.detail-copy{font-size:13px;line-height:1.7}.model-figure{width:100%;background:white}.filters{display:flex;gap:24px;border-bottom:1px solid var(--line);overflow-x:auto}.filters button{white-space:nowrap;border:0;background:none;color:var(--muted);font-size:12px;padding:17px 0;border-bottom:2px solid transparent}.filters button.selected{color:var(--ink);border-bottom-color:var(--ink)}.library-tools{display:flex;justify-content:space-between;align-items:center;padding:22px 0}.library-tools>p{font:11px 'Courier New',monospace;color:var(--muted)}.tools{display:flex;gap:20px;align-items:center}.search{display:flex;gap:10px;align-items:center}.search>span{font-size:25px}.search input{width:175px;background:transparent;border:0;border-bottom:1px solid var(--line);padding:8px 0;font-size:12px;border-radius:0}.view-switch{display:flex;gap:2px}.view-switch button{border:0;background:transparent;width:32px;height:30px;color:var(--muted);font-size:18px}.view-switch button.selected{background:#e5e7df;color:var(--ink)}.paper-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:38px 25px}.paper{min-width:0}.paper-visual{background:#ecece7;height:205px;overflow:hidden;padding:25px;display:flex;align-items:center;justify-content:center}.paper:nth-child(3n+2) .paper-visual{background:#e9ece5}.paper:nth-child(3n+3) .paper-visual{background:#eee7e0}.paper-visual img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;transition:transform .25s}.paper:hover .paper-visual img{transform:scale(1.035)}.paper-meta{font:9px/1.5 'Courier New',monospace;color:#545f50;letter-spacing:.5px;margin:18px 0 9px;text-transform:uppercase}.paper h3{font:21px/1.22 var(--serif);letter-spacing:-.3px;margin:0 0 11px}.authors{font-size:11px;line-height:1.65;color:var(--muted);margin:0}.paper-resources{display:flex;gap:18px;margin-top:14px;font-size:11px}.paper-resources a{padding-bottom:3px;border-bottom:1px solid var(--line)}.paper-grid.list{grid-template-columns:1fr;gap:0}.list .paper{display:grid;grid-template-columns:155px 1fr;gap:25px;padding:24px 0;border-bottom:1px solid var(--line)}.list .paper-visual{height:110px;padding:10px}.list .paper-meta{margin-top:0}.list .paper h3{font-size:24px}.library-note{font-size:11px;color:var(--muted);margin-top:38px}.about{border-top:1px solid var(--line);margin-top:85px;padding:55px 0 80px;display:grid;grid-template-columns:1fr 2fr;gap:30px}.about>div{max-width:680px}.about p:not(.eyebrow){font-size:15px;line-height:1.8;color:var(--muted)}.about-links{display:flex;gap:28px;font-size:12px;margin-top:28px}footer{padding:28px 64px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px}footer>span,footer>a:last-child{font-size:11px;color:var(--muted)}#empty{padding:50px 0;color:var(--muted)}
@media(min-width:1600px){h1{font-size:65px}}@media(max-width:1000px){header{padding:24px 32px}main{padding:0 32px}footer{padding:28px 32px}.hero-layout{grid-template-columns:1.6fr 1fr}h1{font-size:47px}.paper-visual{height:170px;padding:16px}.filters{gap:18px}.model-body h3{font-size:30px}}@media(max-width:720px){header{padding:22px;align-items:flex-start;gap:20px}header nav{gap:16px;font-size:11px;flex-wrap:wrap;justify-content:flex-end;max-width:200px}header nav a:last-child{width:100%;text-align:right}.wordmark{font-size:18px;white-space:nowrap}.wordmark span{display:none}main{padding:0 22px}.hero{padding-top:30px}.edition{display:none}.hero-layout{display:block;min-height:auto}h1{font-size:43px;letter-spacing:-1.8px;margin-top:30px}.intro{font-size:15px}.field{max-width:270px;margin:20px auto}.hero-bottom{display:block;line-height:1.9;font-size:10px}.hero-bottom span{display:block}.models,.research{padding-top:54px}.section-heading{display:block}.section-heading>p{margin-top:17px;font-size:12px}h2{font-size:34px}.model-grid{grid-template-columns:1fr}.model-body>p:not(.eyebrow){min-height:0}.model-art{height:175px}.paper-grid{grid-template-columns:1fr 1fr;gap:28px 16px}.paper-visual{height:145px;padding:14px}.paper h3{font-size:19px}.paper-meta{font-size:8px}.tools{gap:10px}.search input{width:125px}.library-tools>p{font-size:10px}.about{grid-template-columns:1fr;margin-top:55px;padding:35px 0 50px;gap:10px}.about-links{gap:19px}footer{padding:25px 22px;flex-wrap:wrap}footer>span{display:none}.list .paper{grid-template-columns:85px 1fr;gap:15px}.list .paper-visual{height:85px}.list .paper h3{font-size:20px}}@media(max-width:400px){h1{font-size:38px}.paper-grid{grid-template-columns:1fr}.paper-visual{height:205px}.view-switch{display:none}.about-links{gap:14px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.model-card{min-width:0}.model-grid{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:720px){.model-grid{grid-template-columns:minmax(0,1fr)}.model-top{font-size:9px;letter-spacing:.4px}.family a{flex-wrap:wrap}.kat-art{font-size:130px;gap:10px}}
/* Editorial revision: fewer labels, larger reading typography. */
nav{font-size:16px}.hero{padding-top:30px}.hero-layout{min-height:475px}.intro{font-size:20px;line-height:1.6;max-width:570px}.text-link{font-size:16px}.models,.research{padding-top:76px}.section-heading{margin-bottom:35px}.section-heading h2{font:500 44px/1.15 Arial,Helvetica,sans-serif;letter-spacing:-1.5px}.model-art{height:220px;margin-top:24px}.model-body{padding:30px}.model-body h3{font:400 34px/1.15 Arial,Helvetica,sans-serif;letter-spacing:-1px}.model-body>p:not(.eyebrow){font-size:18px;line-height:1.6;min-height:88px}.model-links,summary{font-size:16px}.family a{font-size:15px;line-height:1.5}.detail-copy{font-size:17px}.filters{gap:28px}.filters button{font-size:16px;padding:19px 0}.library-tools>p{font:16px Arial,Helvetica,sans-serif}.search input{font-size:16px;width:190px}.paper-grid{gap:46px 30px}.paper-visual{height:235px;padding:23px}.paper-meta{font:14px/1.5 Arial,Helvetica,sans-serif;text-transform:none;letter-spacing:0;margin:20px 0 10px;color:var(--muted)}.paper h3{font:400 25px/1.28 Arial,Helvetica,sans-serif;letter-spacing:-.55px;margin:0}.list .paper h3{font-size:26px}.about{display:block}.about>div{max-width:760px;margin:auto}.about p:not(.eyebrow){font-size:20px;line-height:1.7}.about-links{font-size:16px}footer>span,footer>a:last-child{font-size:14px}.wordmark span{font-size:14px}
@media(max-width:1000px){.paper-visual{height:190px}.paper h3{font-size:23px}.filters{gap:22px}.model-links{gap:18px}.model-body>p:not(.eyebrow){min-height:115px}}
@media(max-width:720px){nav{font-size:14px}.hero-layout{min-height:auto}.intro{font-size:19px}.models,.research{padding-top:55px}.section-heading h2{font-size:38px}.model-body{padding:24px}.model-body h3{font-size:30px}.model-body>p:not(.eyebrow){font-size:18px;min-height:0}.model-art{height:190px}.model-links,summary{font-size:16px}.paper-grid{grid-template-columns:1fr;gap:36px}.paper-visual{height:235px}.paper h3{font-size:25px}.paper-meta{font-size:15px;margin-top:18px}.library-tools>p{font-size:15px}.search input{font-size:16px;width:150px}.filters button{font-size:16px}.about p:not(.eyebrow){font-size:18px}.about-links{gap:20px;flex-wrap:wrap}.list .paper h3{font-size:22px}.view-switch{display:none}}

/* legacy-article.css */
.article-heading{max-width:920px;margin:65px auto 55px;text-align:center}.back-link{display:inline-block;font-size:16px;margin-bottom:42px}.article-meta{font-size:16px;color:var(--muted);margin:0 0 25px}.article-heading h1{font:500 clamp(38px,4.5vw,64px)/1.08 Arial,Helvetica,sans-serif;letter-spacing:-2.5px;margin:0 auto 30px;text-wrap:balance}.article-dek{font-size:23px;line-height:1.5;max-width:760px;margin:0 auto 30px;color:var(--muted);text-wrap:balance}.article-actions{display:flex;justify-content:center;gap:25px;align-items:center;flex-wrap:wrap;font-size:16px}.primary-link{background:var(--ink);color:var(--paper);border-radius:30px;padding:14px 23px}.article-figure{max-width:1040px;margin:0 auto 72px}.article-figure>a{display:block;background:#eeeee8;padding:42px}.article-figure img{display:block;width:100%;height:auto;max-height:530px;object-fit:contain;mix-blend-mode:multiply}.article-figure figcaption{font-size:14px;line-height:1.6;color:var(--muted);padding-top:15px}.article-figure figcaption a{margin-left:8px}.article-layout{display:grid;grid-template-columns:minmax(0,220px) minmax(0,710px);gap:64px;max-width:1100px;margin:auto}.article-layout aside nav{position:sticky;top:40px;display:flex;flex-direction:column;align-items:flex-start;gap:22px;font-size:15px;line-height:1.5;max-width:210px;color:var(--muted)}.article-layout aside nav a{display:block}.prose section{margin-bottom:48px;scroll-margin-top:35px}.prose h2{font:500 30px/1.2 Arial,Helvetica,sans-serif;letter-spacing:-.7px;margin:0 0 22px}.prose p{font-size:20px;line-height:1.8;margin:0;color:#353832}.paper-details{border-top:1px solid var(--line);padding-top:40px}.paper-details .original-title{font-size:19px;line-height:1.5;margin-bottom:20px}.paper-details .article-authors{font-size:16px;line-height:1.8;margin-bottom:22px;color:var(--muted)}.paper-details .source-note{font-size:15px;line-height:1.7;color:var(--muted)}.source-note a{text-decoration:underline;text-underline-offset:3px}.related{max-width:1040px;margin:45px auto 90px;border-top:1px solid var(--line);padding-top:42px}.related>h2{font:500 32px Arial,Helvetica,sans-serif;letter-spacing:-1px;margin-bottom:35px}.related>div{display:grid;grid-template-columns:1fr 1fr;gap:50px}.related a{position:relative;padding-right:35px}.related a>span{font-size:15px;color:var(--muted)}.related h3{font-size:25px;line-height:1.3;font-weight:400;letter-spacing:-.5px;margin:14px 0}.related a>span:last-child{position:absolute;right:0;top:0;font-size:22px}@media(max-width:950px){.article-layout{display:block;max-width:710px}.article-layout aside{display:none}.article-heading{margin-top:45px}.article-figure>a{padding:25px}}@media(max-width:600px){.article-heading{text-align:left;margin:35px auto 40px}.back-link{margin-bottom:35px}.article-meta{font-size:15px;margin-bottom:20px}.article-heading h1{font-size:40px;letter-spacing:-1.5px;text-wrap:initial}.article-dek{font-size:21px;text-wrap:initial}.article-actions{justify-content:flex-start;font-size:16px;gap:18px}.article-figure{margin-bottom:45px}.article-figure>a{padding:15px}.article-figure figcaption{font-size:14px}.prose h2{font-size:28px}.prose p{font-size:18px;line-height:1.8}.related>div{grid-template-columns:1fr;gap:30px}.related{margin-bottom:60px}.related h3{font-size:24px}.article-page nav{max-width:none}.article-page header{align-items:center}.article-page header nav{gap:16px}.article-page header nav a:last-child{width:auto;text-align:left}}

/* legacy-bilingual.css */
@font-face{font-family:Lora;src:url('fonts/Lora.ttf') format('truetype');font-weight:400 700;font-display:swap}@font-face{font-family:Poppins;src:url('fonts/Poppins-Regular.ttf') format('truetype');font-weight:400;font-display:swap}
:root{--paper:#faf9f5;--ink:#141413;--muted:#68665e;--line:#e8e6dc;--green:#a64f34;--serif:'Anthropic Serif','Lora',Georgia,'Songti SC',serif;--sans:'Anthropic Sans','Poppins','PingFang SC','Microsoft YaHei',sans-serif}
body,button,input{font-family:var(--sans)}h1,h2,.section-heading h2,.article-heading h1,.prose h2,.about h2,.related>h2{font-family:var(--serif);font-weight:400;letter-spacing:-.035em}nav,.paper-meta,.library-tools>p,.article-meta{font-family:var(--sans)}h1 em{color:var(--ink);font-style:normal}a:hover{color:#a64f34}.primary-link:hover{color:var(--paper);background:#a64f34}.zh{display:block;font-family:var(--sans)!important;font-size:14px;font-weight:400;font-style:normal;line-height:1.7;letter-spacing:.025em;color:var(--muted);margin-top:7px;text-transform:none}h1 .zh,h2 .zh,h3 .zh{letter-spacing:.04em}.hero-zh{font-size:22px;line-height:1.7;color:var(--muted);margin:-7px 0 25px;font-family:'PingFang SC',sans-serif}.intro .zh{font-size:16px;margin-top:13px}.text-link{align-items:center}.text-link .zh{font-size:14px}header nav{gap:25px;align-items:flex-start}header nav .zh{font-size:12px;margin-top:4px}nav .active{border:0}.hero-layout{min-height:515px}.field svg path{stroke:#b58269}.filters{margin-top:50px;gap:28px;border-top:1px solid var(--line);padding-top:8px}.filters button{font-size:17px;text-align:left;line-height:1.35;padding:18px 0 20px;flex-shrink:0}.filters .zh{font-size:14px;margin-top:8px}.filters button.selected{border-bottom-color:#b55b40}.filters button.selected .zh{color:#a64f34}.section-heading h2{font-size:43px}.section-heading h2 .zh{font-size:18px;margin-top:12px}.models[hidden],.paper-grid [hidden]{display:none}.kat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.kat-item{background:#f0eee6;padding:30px;display:flex;flex-direction:column;min-width:0}.kat-item:nth-child(2){background:#e8e6dc}.kat-item:nth-child(3){background:#f2e5db}.kat-symbol{font-family:var(--serif);font-size:58px;letter-spacing:4px;color:#a64f34;padding:16px 0 30px}.kat-item h3{font-family:var(--serif);font-size:31px;font-weight:400;line-height:1.22;letter-spacing:-1px;margin:0}.kat-item>p{font-size:17px;line-height:1.6;margin:25px 0 30px}.kat-item>p .zh{font-size:15px;line-height:1.8;margin-top:14px}.model-cta{display:block;font-size:16px;margin-top:auto;padding-top:19px;border-top:1px solid #c8c3b5}.model-cta .zh{font-size:14px}.lpm-feature{display:grid;grid-template-columns:1fr 1.1fr;gap:45px;padding:38px;background:#f0eee6;align-items:center}.lpm-feature h3{font:400 34px/1.2 var(--serif);letter-spacing:-1px;margin:0 0 25px}.lpm-feature h3 .zh{font-size:17px}.lpm-feature p{font-size:19px;line-height:1.65;margin-bottom:28px}.lpm-feature p .zh{font-size:16px;margin-top:15px}.lpm-feature img{width:100%;mix-blend-mode:multiply}.paper h3{font-family:var(--sans);font-size:23px;line-height:1.4;letter-spacing:-.5px}.paper h3 .zh{font-size:15px;line-height:1.6;margin-top:12px}.paper-meta{font-size:14px}.paper-visual,.paper:nth-child(3n+2) .paper-visual{background:#f0eee6}.paper:nth-child(3n+3) .paper-visual{background:#eee4da}.about h2 .zh{font-size:20px;margin-top:18px}.about p .zh{font-size:16px;line-height:1.85;margin-top:15px}.about-links .zh,footer .zh{font-size:13px}.article-heading h1{font-size:60px;line-height:1.12;margin-bottom:20px}.article-title-zh{font:400 24px/1.6 'PingFang SC',sans-serif;color:var(--muted);margin:0 0 30px}.article-dek{font-family:var(--sans);font-size:22px;line-height:1.55}.article-dek .zh{font-size:17px;line-height:1.75;margin-top:15px}.article-actions .zh{font-size:13px}.primary-link .zh{color:#e8e6dc}.article-layout aside .zh{font-size:12px;line-height:1.5}.prose h2{font-size:32px}.prose h2 .zh{font-size:18px;margin-top:10px}.prose p{font-size:19px;line-height:1.8}.prose p.zh{font-size:16px;line-height:1.9;color:var(--muted);margin-top:18px}.article-layout{grid-template-columns:minmax(0,220px) minmax(0,730px);gap:60px}.article-authors{overflow-wrap:anywhere}.related h3{font-family:var(--sans);font-size:23px}.related h3 .zh{font-size:15px}.related>h2 .zh{font-size:18px}.source-note .zh{font-size:14px}.back-link .zh{font-size:13px}.article-meta .zh{font-size:14px}.article-figure figcaption .zh{font-size:13px}
@media(max-width:1100px){.kat-item{padding:24px}.kat-item h3{font-size:28px}.filters{gap:23px}.filters button{font-size:15px}.lpm-feature{gap:28px}.article-heading h1{font-size:54px}}
@media(max-width:720px){header nav{gap:14px}.hero-layout{min-height:0}.hero-zh{font-size:18px;margin-top:0}.hero h1{font-size:39px;line-height:1.14}.hero .intro{font-size:18px}.hero .intro .zh{font-size:15px}.filters{margin-top:35px;gap:24px}.filters button{font-size:16px}.filters .zh{font-size:13px}.kat-grid{grid-template-columns:1fr}.kat-item{padding:28px}.kat-item h3{font-size:33px}.kat-symbol{font-size:48px;padding-bottom:20px}.kat-item>p{font-size:18px}.kat-item>p .zh{font-size:16px}.lpm-feature{grid-template-columns:1fr;padding:26px}.lpm-feature h3{font-size:31px}.paper h3{font-size:24px}.paper h3 .zh{font-size:16px}.section-heading h2{font-size:36px}.library-tools>p{font-size:13px}.search input{width:135px;font-size:15px}.about h2 .zh{font-size:19px}.article-heading h1{font-size:38px;line-height:1.18;letter-spacing:-1.2px}.article-title-zh{font-size:21px}.article-dek{font-size:20px}.article-dek .zh{font-size:16px}.prose h2{font-size:28px}.prose p{font-size:18px}.prose p.zh{font-size:16px}.article-layout{display:block}.article-page header nav{gap:14px}.article-page header nav .zh{font-size:12px}.article-page .wordmark{font-size:17px}.article-actions{gap:18px}.related h3{font-size:22px}}
.direction-description{font-size:17px;line-height:1.7;margin:30px 0 0;max-width:760px;color:var(--muted)}.direction-description .zh{font-size:15px}
.topic-nav{display:flex;justify-content:space-between;gap:26px;margin:45px 0 0;padding:25px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow-x:auto}.topic-nav>a{white-space:nowrap;font-size:17px}.topic-nav .zh{font-size:14px}.topic-section{padding:76px 0 65px;border-bottom:1px solid var(--line);scroll-margin-top:25px}.topic-section:last-child{border-bottom:0;padding-bottom:100px}.topic-section .section-heading{margin-bottom:35px}.kat-grid+.paper-grid,.lpm-feature+.paper-grid{margin-top:48px}.kat-item{background:transparent!important;padding:0;overflow:hidden}.kat-cover{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;display:block;margin:0 0 25px}.kat-item h3,.kat-item>span,.kat-item>p,.kat-item>.model-cta{margin-left:0;margin-right:0}.kat-item .model-cta{margin-top:auto}.kat-item>p{margin-top:20px}.kat-item h3{font-size:30px}.topic-section .lpm-feature{margin-bottom:0}
@media(max-width:900px){.topic-nav{justify-content:flex-start;gap:28px}.topic-nav>a{font-size:16px}.kat-item h3{font-size:25px}}
@media(max-width:720px){.topic-nav{margin-top:30px;padding:20px 0;gap:25px}.topic-section{padding:48px 0}.kat-grid{gap:40px}.kat-cover{margin-bottom:22px}.kat-item h3{font-size:32px}.kat-grid+.paper-grid,.lpm-feature+.paper-grid{margin-top:38px}.topic-section:last-child{padding-bottom:60px}}
/* Benchmark cards: data stays readable and provenance is available on demand. */
.benchmark{margin:0 0 26px}.benchmark>a{display:block}.benchmark .kat-cover{aspect-ratio:1;object-fit:contain;margin:0}.benchmark>a:focus-visible{outline:2px solid var(--accent,#a64f34);outline-offset:4px}.benchmark figcaption{margin-top:12px}.benchmark summary{font-size:13px;color:var(--muted,#68675f);cursor:pointer;line-height:1.6}.benchmark summary span{margin-left:6px;font-size:12px}.benchmark details[open]{padding-bottom:16px;border-bottom:1px solid var(--line)}.benchmark details p{font-size:13px;line-height:1.65;margin:16px 0}.benchmark details .zh{font-size:12px;line-height:1.7;margin-top:8px}.benchmark details>a{font-size:13px;text-decoration:underline;text-underline-offset:3px}.benchmark table{width:100%;border-collapse:collapse;font-size:12px;margin-top:16px;line-height:1.5}.benchmark caption{text-align:left;margin-bottom:8px}.benchmark th,.benchmark td{padding:6px 3px;text-align:right;border-bottom:1px solid var(--line);font-weight:400}.benchmark th:first-child{text-align:left}.benchmark td{font-variant-numeric:tabular-nums}
/* One shared research-card layout for models, LPM, and all publications. */
.research-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px 28px}.research-card{min-width:0;display:flex;flex-direction:column}.research-cover{display:flex;align-items:center;justify-content:center;position:relative;width:100%;aspect-ratio:1;background:#f0eee6;padding:22px;overflow:hidden;box-sizing:border-box;cursor:zoom-in}.research-cover img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}.research-cover.chart-cover{padding:0}.zoom-hint{position:absolute;right:12px;bottom:10px;font-size:20px;color:#68665e}.research-cover:focus-visible{outline:2px solid #a64f34;outline-offset:4px}.research-cover:hover .zoom-hint{color:#a64f34}.card-copy .paper-meta{margin:22px 0 12px;min-height:22px}.card-copy h3{font:400 24px/1.35 var(--serif);letter-spacing:-.025em;margin:0}.card-title-en{display:block;min-height:5.4em}.card-copy h3 .zh{font-size:15px;line-height:1.7;min-height:3.4em;margin-top:12px}.card-read{display:flex;align-items:center;gap:12px;border-top:1px solid #d3cfc2;padding-top:16px;margin-top:24px;font-size:14px}.card-read>span[lang]{font-size:12px;color:var(--muted)}.card-read>span:last-child{margin-left:auto;font-size:20px}
.citation{border-top:1px solid var(--line);padding-top:36px;min-width:0}.citation-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;font-size:14px;margin:18px 0}.citation button{border:1px solid #c8c3b5;background:#f0eee6;color:var(--ink);padding:10px 14px;cursor:pointer;font-size:14px}.citation button span{font-size:12px;margin-left:8px}.citation pre{font:13px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;background:#f0eee6;padding:24px;margin:0;max-height:380px;overflow:auto;tab-size:2}.prose .copy-status{font-size:13px;min-height:24px;margin-top:8px}.prose{min-width:0}.article-figure img{mix-blend-mode:normal}.article-figure>a{cursor:zoom-in}.benchmark-data{margin-top:20px;font-size:14px;line-height:1.7}.benchmark-data summary{cursor:pointer}.benchmark-data table{width:100%;max-width:600px;border-collapse:collapse;margin:20px 0}.benchmark-data td,.benchmark-data th{border-bottom:1px solid var(--line);text-align:left;padding:8px;font-weight:400}.benchmark-data a{text-decoration:underline}.benchmark-data p{max-width:760px}.benchmark-data .zh{font-size:13px}
.viewer-open{overflow:hidden}.image-viewer{width:94vw;max-width:1600px;height:92vh;max-height:92vh;padding:0;border:1px solid #d3cfc2;background:var(--paper);color:var(--ink)}.image-viewer::backdrop{background:rgba(20,20,19,.76)}.image-viewer[open]{display:flex;flex-direction:column}.viewer-toolbar{display:flex;align-items:center;gap:20px;padding:16px 22px;border-bottom:1px solid var(--line);flex-shrink:0}.viewer-toolbar button,.viewer-toolbar a{background:transparent;border:0;font:14px var(--sans);color:var(--ink);cursor:pointer;padding:5px}.viewer-toolbar button:first-child{margin-right:auto}.viewer-stage{flex:1;min-height:0;overflow:auto;display:flex;align-items:center;justify-content:center;padding:24px;background:#fff}.viewer-stage img{display:block;width:100%;height:100%;object-fit:contain;max-width:100%}.viewer-caption{font-size:13px;line-height:1.5;padding:12px 22px;margin:0;color:var(--muted);flex-shrink:0}.is-zoomed .viewer-stage{display:block}.is-zoomed .viewer-stage img{width:auto;min-width:140%;max-width:none;height:auto;object-fit:initial}.viewer-toolbar :focus-visible{outline:2px solid #a64f34;outline-offset:3px}
@media(max-width:1000px){.research-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:40px 24px}.card-copy h3{font-size:25px}}@media(max-width:600px){.research-grid{grid-template-columns:1fr;gap:44px}.card-title-en{min-height:0}.card-copy h3 .zh{min-height:0}.card-copy h3{font-size:27px}.research-cover{aspect-ratio:1}.viewer-toolbar{padding:10px 8px;gap:4px}.viewer-toolbar button,.viewer-toolbar a{font-size:11px}.viewer-stage{padding:12px}.viewer-caption{font-size:12px;padding:10px}.citation pre{font-size:12px;padding:16px}.card-read{margin-top:22px}}
/* Manus-inspired neutral surfaces and restrained editorial motion. */
:root{--paper:#f8f8f7;--ink:#1a1a1a;--muted:#737373;--line:#e5e5e3;--green:#4d4d4d}
a:hover{color:var(--ink)}.research-cover{padding:0;background:#f3f3f3;border-radius:12px;isolation:isolate}.research-cover img{display:block;object-fit:cover;mix-blend-mode:normal;transition:transform 300ms cubic-bezier(.2,.65,.3,1)}
@media(hover:hover) and (pointer:fine){.research-card:hover .research-cover img{transform:scale(1.05)}}
.research-cover:focus-visible img{transform:scale(1.05)}.research-cover:focus-visible{outline-color:var(--ink)}.card-read{border-color:var(--line);margin-top:auto;padding-top:17px}.card-copy{padding-bottom:24px}.paper-meta{color:var(--muted)}.citation pre,.citation button{background:#f0f0ef;border-color:var(--line)}.primary-link:hover{background:#333;color:#fff}.prose .article-figure{margin:40px 0 56px;padding:0;background:transparent}.prose .article-figure img{max-height:none;width:100%;height:auto;background:white;border-radius:6px}.prose .article-figure figcaption{font:12px/1.7 var(--sans);color:var(--muted);margin-top:14px}.article-layout aside{align-self:start}.prose section{scroll-margin-top:30px}
@media(prefers-reduced-motion:reduce){.research-cover img,.research-card:hover .research-cover img,.research-cover:focus-visible img{transition:none;transform:none}}
.prose .article-figure>a{padding:12px;background:#fff;border:1px solid var(--line);border-radius:8px}.prose p.zh+p:not(.zh){margin-top:28px}.prose p{color:#333}.prose p.zh{color:var(--muted)}
/* Text-first publication archive, inspired by the OpenAI list view. */
.research-list{border-top:1px solid var(--line)}.research-row{display:grid;grid-template-columns:155px minmax(0,1fr) 125px;gap:32px;align-items:start;padding:30px 0;border-bottom:1px solid var(--line)}.research-row .paper-meta{margin:4px 0 0;font-size:14px;line-height:1.6}.research-row h3{margin:0;font:400 23px/1.4 var(--sans);letter-spacing:-.4px}.research-row h3 .zh{font-size:14px;margin-top:10px}.row-read{font-size:13px;margin-top:7px;text-align:right;white-space:nowrap}.research-row:hover h3>a{text-decoration:underline;text-underline-offset:5px}.topic-nav{flex-wrap:wrap;gap:24px 28px}.topic-nav>a{white-space:normal;font-size:15px}.topic-nav .zh{font-size:13px}
@media(max-width:900px){.research-row{grid-template-columns:125px minmax(0,1fr);gap:16px 24px}.row-read{grid-column:2;text-align:left;margin-top:0}.topic-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%;max-width:none;align-items:start}.topic-nav>a{min-width:0;text-align:left}.research-row h3{font-size:21px}}
@media(max-width:600px){.research-row{grid-template-columns:1fr;gap:12px;padding:25px 0}.row-read{grid-column:1}.research-row h3{font-size:20px}.research-row h3 .zh{font-size:14px}.topic-nav{gap:22px 16px}.topic-nav>a{font-size:14px;line-height:1.5}.topic-nav .zh{font-size:12px}}
/* Research essays: a continuous reading column, with figures beside the claim they support. */
.article-page .article-heading{max-width:920px;margin:72px auto 56px;text-align:left;border-bottom:1px solid var(--line);padding-bottom:42px}.article-page .back-link{font-size:14px;margin-bottom:38px;color:var(--muted)}.article-page .article-meta{font-size:13px;line-height:1.7;margin:0 0 24px;color:var(--muted)}.article-page .article-heading h1{font-size:clamp(40px,5.3vw,70px);line-height:1.12;letter-spacing:-.04em;max-width:900px;margin:0 0 22px;text-wrap:balance}.article-page .article-title-zh{font-size:23px;line-height:1.65;margin-bottom:30px}.article-page .article-dek{font-size:23px;line-height:1.6;margin:0 0 30px;max-width:810px;text-wrap:initial;color:#4d4d4d}.article-page .article-dek .zh{font-size:16px;line-height:1.9}.article-page .article-actions{justify-content:flex-start;gap:24px;font-size:14px}.article-page .primary-link{border-radius:0;border-bottom:1px solid var(--ink);background:transparent;color:var(--ink);padding:0 0 5px}.article-page .primary-link:hover{background:transparent;color:var(--ink)}.article-page .article-layout{display:block;max-width:760px;margin:0 auto}.article-page .prose p{font-size:19px;line-height:1.85;color:#303030}.article-page .prose p.zh{font-size:15px;line-height:1.95;color:#737373;margin-top:15px}.article-page .prose p.zh+p:not(.zh){margin-top:27px}.article-page .prose h2{font-family:var(--serif);font-size:34px;line-height:1.25;letter-spacing:-.025em;margin-bottom:25px}.article-page .prose h2 .zh{font-size:16px;line-height:1.7;margin-top:10px}.article-page .prose section{margin-bottom:56px}.article-page .prose .article-opening{margin-bottom:64px}.article-page .prose .article-opening>p:first-child{font-size:22px;line-height:1.75}.article-page .prose .article-figure{margin-top:42px;margin-bottom:64px}.article-page .prose .article-figure figcaption{font-size:12px;line-height:1.75}.article-page .paper-details .article-authors{font-size:14px;line-height:1.8}.article-page .paper-details .source-note,.article-page .paper-details .source-note .zh{font-size:13px}.article-page .related{max-width:920px;margin-top:70px}.article-page .related h3{font-size:21px;line-height:1.45}.article-page .prose .copy-status{font-size:13px}.article-page .benchmark-data{margin:0 0 48px}
@media(min-width:1100px){.article-page .prose .article-figure{width:calc(100% + 160px);max-width:none;margin-left:-80px}}
@media(max-width:720px){.article-page .article-heading{margin:36px auto 38px;padding-bottom:30px}.article-page .article-heading h1{font-size:39px;line-height:1.14}.article-page .article-title-zh{font-size:20px;margin-bottom:24px}.article-page .article-dek{font-size:20px}.article-page .article-dek .zh{font-size:15px}.article-page .prose p{font-size:18px;line-height:1.8}.article-page .prose .article-opening>p:first-child{font-size:20px}.article-page .prose p.zh{font-size:15px}.article-page .prose h2{font-size:29px}.article-page .prose h2 .zh{font-size:15px}.article-page .prose section{margin-bottom:42px}.article-page .prose .article-figure{margin:30px 0 46px}.article-page .article-meta{font-size:12px}.article-page .article-actions{gap:20px}.article-page .back-link{margin-bottom:28px}}

/* Paper-specific editorial covers; contain the complete square artwork. */
.article-page .article-cover{max-width:760px;margin:0 auto 64px}
.article-page .article-cover a{display:block;overflow:hidden;border-radius:12px;cursor:zoom-in}
.article-page .article-cover img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain;transition:transform .3s ease}
@media(hover:hover){.article-page .article-cover a:hover img{transform:scale(1.025)}}
@media(max-width:720px){.article-page .article-cover{margin-bottom:40px}}
@media(prefers-reduced-motion:reduce){.article-page .article-cover img{transition:none}.article-page .article-cover a:hover img{transform:none}}

/* Compact bilingual titles and simpler article links. */
.card-title-en{min-height:0}.card-copy h3 .zh{min-height:0;margin-top:5px}.card-copy{padding-bottom:0}
.section-heading h2 .zh,.research-row h3 .zh,.related h3 .zh,.article-page .prose h2 .zh{margin-top:5px}
.article-page .article-heading h1{margin-bottom:9px}.topic-nav .zh{margin-top:4px}
.research-row{grid-template-columns:155px minmax(0,1fr)}
.article-page .paper-details .author-role{font-size:13px;line-height:1.7;margin-top:-12px;color:var(--muted)}
.citation pre{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.65;tab-size:2}
@media(max-width:900px){.research-row{grid-template-columns:125px minmax(0,1fr)}}
@media(max-width:600px){.research-row{grid-template-columns:1fr}}
/* Lightweight live particle geometry for the three physics papers. */
.particle-cover{position:relative}.physics-particles{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;border-radius:inherit}
.particle-toggle{align-self:flex-end;border:0;background:transparent;color:var(--muted);font:11px/1.5 var(--sans);padding:6px 0;cursor:pointer}.particle-toggle:hover{color:var(--ink)}.particle-toggle:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.article-cover .particle-toggle{display:block;margin-left:auto}
@media(prefers-reduced-motion:reduce){.particle-toggle{display:none}}

.hero .text-link{border-bottom:0;padding-bottom:0;gap:0}.hero .text-link:hover{text-decoration:none}
/* Editorial opening: painted scene, research sheet, and an overlapping challenge. */
.article-page .research-brief{max-width:1080px;margin:0 auto 88px;isolation:isolate}
.brief-scene{padding:64px 13% 100px;background-size:cover;background-position:center;border-radius:32px;overflow:hidden}
.brief-sheet{background:#fbf9f2;padding:40px 44px 62px;border-radius:15px;box-shadow:0 14px 44px #0002;transform:rotate(-.6deg)}
.research-brief .brief-kicker{font:500 10px/1.5 var(--sans);letter-spacing:.16em;margin:0 0 24px;color:#77796f}
.brief-sheet h2{font:400 clamp(30px,3.4vw,46px)/1.12 var(--serif);letter-spacing:-.035em;margin:0 0 22px;text-wrap:balance}
.brief-sheet h2>span{display:block;font:400 17px/1.6 'PingFang SC',sans-serif;letter-spacing:0;margin-top:10px;color:#70746a}
.brief-solution{font:400 17px/1.65 var(--sans);margin:0;color:#343a32}
.brief-solution>span{display:block;font:400 13px/1.8 'PingFang SC',sans-serif;color:#70746a;margin-top:9px}
.brief-forest .brief-sheet{background:#294536;color:#fff}.brief-forest .brief-kicker,.brief-forest .brief-sheet h2>span,.brief-forest .brief-solution>span{color:#cad6ca}.brief-forest .brief-solution{color:#f2f5ef}
.brief-gold .brief-sheet{background:#ffebdf;transform:rotate(.6deg)}.brief-orchard .brief-sheet{background:#fff8d9}
.brief-question{position:relative;margin:-64px 6% 0;background:#fff;border:1px solid #dededb;border-radius:23px;padding:25px 30px 20px;box-shadow:0 8px 32px #0000000d}
.research-brief .brief-question .brief-kicker{color:#777;margin-bottom:10px;font-size:10px}
.brief-prompt{font:400 clamp(19px,2.1vw,27px)/1.4 var(--sans);letter-spacing:-.02em;color:#151515;margin:0}
.brief-prompt>span{display:block;font:400 14px/1.7 'PingFang SC',sans-serif;letter-spacing:0;color:#797979;margin-top:8px}
.brief-bottom{margin-top:23px;padding-top:16px;border-top:1px solid #ecece8;display:flex;align-items:center;justify-content:space-between;gap:15px;font:13px/1.4 var(--sans);color:#737373}
.brief-bottom a{display:inline-flex;align-items:center;gap:18px;background:#171717;color:white;padding:11px 16px;border-radius:30px;font-size:12px;white-space:nowrap}
.brief-bottom a:hover{background:#343434;text-decoration:none}.brief-bottom a>span{display:grid;place-items:center;background:white;color:#111;border-radius:50%;height:22px;width:22px;font-size:18px}
@media(max-width:720px){.article-page .research-brief{margin-bottom:54px}.brief-scene{padding:30px 7% 76px;border-radius:22px}.brief-sheet{padding:27px 25px 42px}.brief-sheet h2{font-size:32px}.brief-sheet h2>span{font-size:15px}.brief-solution{font-size:15px}.brief-question{margin:-48px 3% 0;padding:21px 21px 16px;border-radius:18px}.brief-prompt{font-size:21px}.brief-bottom{flex-wrap:wrap}.brief-bottom a{font-size:11px}.research-brief .brief-kicker{margin-bottom:18px}}
@media(max-width:420px){.brief-scene{padding:26px 6% 70px}.brief-sheet{padding:25px 20px 35px}.brief-sheet h2{font-size:28px}.brief-question{margin-top:-43px}.brief-bottom{font-size:11px}}
/* Stronger tilt, shorter challenge sheet, and a half-height overlapping idea card. */
.brief-scene{padding-top:45px;padding-bottom:var(--brief-overlap,150px)}
.brief-sheet{padding:28px 38px 36px;transform:rotate(-4deg)}
.brief-gold .brief-sheet,.brief-orchard .brief-sheet{transform:rotate(3.5deg)}
.brief-sheet h2{font-size:clamp(27px,3vw,39px);margin-bottom:0;line-height:1.17}
.research-brief .brief-sheet .brief-kicker{margin-bottom:16px}
.brief-question{margin-top:calc(-1 * var(--brief-overlap,150px));padding-top:22px}
.brief-answer{font:400 15px/1.6 var(--sans);color:#444;margin:14px 0 0}
.brief-answer>span{display:block;font:400 13px/1.7 'PingFang SC',sans-serif;color:#797979;margin-top:5px}
@media(max-width:720px){.brief-scene{padding-top:35px;padding-bottom:var(--brief-overlap,175px)}.brief-sheet{padding:23px 25px 30px;transform:rotate(-3deg)}.brief-sheet h2{font-size:28px}.brief-question{margin-top:calc(-1 * var(--brief-overlap,175px))}.brief-answer{font-size:14px}}
@media(max-width:420px){.brief-sheet h2{font-size:25px}.brief-sheet{padding:22px 20px 26px}.brief-question{margin-top:calc(-1 * var(--brief-overlap,190px))}}

/* Model releases: editorial cards, independent of the paper gallery. */
.release-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.model-release{display:flex;flex-direction:column;min-width:0;padding:32px;background:#e7dfd1;border-radius:22px}.model-release h3{font:600 26px/1.25 var(--sans);letter-spacing:-.6px;margin:0 0 20px}.release-summary{font:400 24px/1.4 var(--serif);margin:0 0 42px}.release-summary .zh{font:400 14px/1.7 var(--sans);margin-top:12px}.model-release dl{margin:auto 0 28px}.model-release dl>div{display:flex;justify-content:space-between;gap:16px;border-top:1px solid #cec5b6;padding:15px 0}.model-release dl>div:last-child{border-bottom:1px solid #cec5b6}.model-release dt{font:12px/1.6 monospace;text-transform:uppercase;letter-spacing:.8px}.model-release dd{font-size:13px;text-align:right;margin:0}.release-button{align-self:flex-start;background:#171717;color:#fff;border-radius:8px;padding:12px 18px;font-size:14px;display:inline-flex;gap:18px;align-items:center}.release-button:hover{background:#36332e;text-decoration:none}.model-release h3 a:hover{text-decoration:underline;text-underline-offset:5px}
.article-page .model-evaluations{width:min(1180px,calc(100vw - 128px));margin-left:50%;transform:translateX(-50%)}.model-evaluations h2,.model-evaluations .evaluation-intro{max-width:760px;margin-left:auto;margin-right:auto}.prose .evaluation-intro{font-size:17px;line-height:1.65}.evaluation-intro .zh{font-size:14px}.benchmark-scroll{overflow-x:auto;border-radius:22px;background:#f0f1f5;margin:28px 0 16px;overscroll-behavior-x:contain}.model-benchmark{border-collapse:separate;border-spacing:0;width:100%;min-width:680px;font-family:var(--sans);text-align:left;font-variant-numeric:tabular-nums}.model-benchmark caption{text-align:left;padding:24px 26px;font-size:18px;color:var(--ink);background:#f0f1f5}.model-benchmark th,.model-benchmark td{padding:22px 24px;border-bottom:1px solid #dadce2;vertical-align:middle;min-width:150px;font-size:19px;font-weight:400;line-height:1.4}.model-benchmark thead th{font-size:17px;vertical-align:bottom}.model-benchmark th:first-child{position:sticky;left:0;z-index:1;background:#f0f1f5;min-width:240px;max-width:300px}.model-benchmark th>span,.model-benchmark td small{display:block;font-size:12px;font-weight:400;line-height:1.55;color:#676b72;margin-top:5px}.model-benchmark .kat-column{background:#e6e8ef}.model-benchmark strong{font-weight:600}.model-benchmark tbody tr:last-child>*{border-bottom:0}.prose .benchmark-note{font-size:12px;line-height:1.7;color:var(--muted);margin:0 0 40px}.benchmark-note a{text-decoration:underline}.benchmark-scroll:focus-visible{outline:2px solid #7c6d59;outline-offset:4px}
@media(max-width:1050px){.release-grid{gap:18px}.model-release{padding:25px}.model-release h3{font-size:22px}.release-summary{font-size:21px}}
@media(max-width:800px){.release-grid{grid-template-columns:1fr}.model-release{padding:28px}.release-summary{margin-bottom:28px}.model-release h3{font-size:26px}.model-release dd{font-size:14px}}
@media(max-width:1000px){.article-page .model-evaluations{width:calc(100vw - 64px)}}
@media(max-width:720px){.article-page .model-evaluations{width:100%;margin-left:0;transform:none}.benchmark-scroll{border-radius:16px}.model-benchmark th,.model-benchmark td{padding:18px 16px;min-width:135px;font-size:17px}.model-benchmark th:first-child{min-width:155px;max-width:180px}.model-benchmark caption{padding:20px 16px;font-size:17px}.model-benchmark thead th{font-size:15px}}

/* Homepage refinement: bounded hero art and consistent navigation targets. */
.hero .field{width:100%;max-width:460px;justify-self:center;contain:layout paint}.hero .field svg{width:100%;height:auto;display:block;overflow:visible}.hero .text-link{min-height:44px;align-items:center}.topic-nav>a{padding:6px 0;min-height:44px;line-height:1.45}.model-release{transition:transform .22s ease,background-color .22s ease}.release-button{min-height:44px}.topic-nav>a:focus-visible,.release-button:focus-visible{outline-offset:6px}.model-release dd{overflow-wrap:anywhere}.research-card{min-width:0}
@media(hover:hover) and (pointer:fine){.model-release:hover{transform:translateY(-3px);background:#e3dacb}.topic-nav>a:hover{text-decoration:none;color:#a64f34}}
@media(max-width:720px){.hero-layout{gap:18px}.hero .field{max-width:310px;margin:8px auto 0}.topic-nav{margin-top:22px}.topic-section .section-heading{margin-bottom:28px}.model-release{border-radius:18px}.model-release dl{margin-bottom:22px}}
@media(max-width:380px){.topic-nav{grid-template-columns:1fr;gap:12px}.hero .field{max-width:270px}.hero h1{font-size:35px}.wordmark{font-size:17px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.model-release{transition:none}.model-release:hover{transform:none}}

.hero .field{max-width:500px;background:#060d15;border-radius:24px;overflow:hidden;aspect-ratio:440/390}.hero-stars{display:block;width:100%;height:100%}
@media(max-width:720px){.hero .field{max-width:400px;border-radius:20px;margin:20px auto 0}}

/* One continuous starfield behind the entire opening section. */
.hero.hero-universe{position:relative;isolation:isolate;overflow:hidden;background:#060d15;border-radius:24px;margin-top:32px;padding:60px 42px;color:#f6f4ef}
.hero-universe .field{position:absolute;inset:0;z-index:0;width:100%;height:100%;max-width:none;aspect-ratio:auto;border-radius:0;margin:0;pointer-events:none;contain:strict}
.hero-universe .hero-layout{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);min-height:540px;gap:20px;align-items:center}
.hero-universe .hero-copy{min-width:0;position:relative}.hero-universe h1{font-size:clamp(36px,3.5vw,54px);line-height:1.13;letter-spacing:-1.5px;margin-top:0;color:#f6f4ef}.hero-universe h1 em{color:inherit}.hero-universe .hero-zh{color:#c7cccf;font-size:19px}.hero-universe .intro{color:#c5cbd0;font-size:18px;line-height:1.65;max-width:520px}.hero-universe .intro .zh{color:#aeb8c0;font-size:14px}.hero-universe .text-link{color:#f6f4ef;font-size:15px}.hero-universe .text-link:hover{color:#c4e7ff}.hero-art-space{width:100%;height:400px;min-width:0}.hero-universe a:focus-visible{outline-color:#b7dfff}
@media(max-width:1000px){.hero.hero-universe{padding:42px 28px}.hero-universe h1{font-size:36px}.hero-universe .hero-art-space{height:350px}}
@media(max-width:900px){.hero-universe .hero-layout{grid-template-columns:1fr;min-height:0;gap:8px}.hero-universe .hero-copy{max-width:650px}.hero-universe .hero-art-space{height:280px;max-width:540px;margin:0 auto}.hero-universe .hero-layout .hero-copy h1{font-size:clamp(32px,5vw,44px)}}
@media(max-width:600px){.hero.hero-universe{padding:32px 22px 14px;margin-top:20px;border-radius:18px}.hero-universe .hero-art-space{height:230px}.hero-universe .hero-zh{font-size:16px}.hero-universe .intro{font-size:16px}.hero-universe .intro .zh{font-size:13px}.hero-universe .text-link{margin-top:6px}}

}
@layer design {
/* design.css */
/* Shared design tokens. Keep new visual decisions here, not in legacy rules. */
:root {
  --paper: #fafafa;
  --ink: #191917;
  --muted: #68665f;
  --line: #e2dfd6;
  --surface: #f0ede5;
  --accent: #a34f35;
  --green: var(--accent);
  --sans: 'Helvetica Neue', Helvetica, Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --serif: Lora, Georgia, 'Songti SC', serif;
  --radius-card: 12px;
  --radius-cover: var(--radius-card);
  --radius-panel: var(--radius-card);
  --radius-button: 8px;
  --motion-duration: 280ms;
  --motion-easing: cubic-bezier(.2, .65, .3, 1);
}
body, button, input { font-family: var(--sans); }
body { background: var(--paper); color: var(--ink); }
header, nav, button, input, select, summary, .paper-meta, .topic-nav, .wordmark,
.release-button, .article-actions, .article-meta, .back-link, .viewer-toolbar,
.viewer-caption, .model-release dt, .model-release dd, .model-benchmark,
.benchmark-note, .author-role, .article-authors { font-family: var(--sans); }
.wordmark { font-size: 21px; font-weight: 600; letter-spacing: -.7px; }
header nav { font-size: 14px; }
a:hover { color: var(--accent); }
:where(a, button, input, summary):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}
.topic-nav { gap: 24px 32px; }
.topic-nav > a { font-size: 16px; line-height: 1.5; }
.topic-nav .zh { font-size: 13px; }
.section-heading h2 { font-size: clamp(32px, 3.4vw, 43px); }
.section-heading h2 .zh { font-size: 17px; margin-top: 6px; }
.card-copy h3 { font: 400 25px/1.3 var(--serif); letter-spacing: -.025em; }
.card-copy h3 .zh { font-size: 14px; line-height: 1.65; margin-top: 7px; }
.card-copy .paper-meta { font-size: 13px; margin: 20px 0 10px; }

/* All paper covers share geometry and motion; each topic keeps its own artwork. */
.research-cover {
  aspect-ratio: 1;
  padding: 0;
  border-radius: var(--radius-cover);
  background: var(--surface);
}
.research-cover img, .research-cover .physics-particles {
  border-radius: inherit;
  transition: transform var(--motion-duration) var(--motion-easing);
}
.research-cover:focus-visible img,
.research-cover:focus-visible .physics-particles { transform: scale(1.025); }
.model-release {
  background: #e8e1d4;
  border-radius: var(--radius-cover);
  transition: transform var(--motion-duration) var(--motion-easing), background-color var(--motion-duration);
}
.model-release h3 { font-family: var(--serif); font-weight:400; }
.release-button { border-radius: var(--radius-button); min-height: 44px; }
@media (hover: hover) and (pointer: fine) {
  .research-card:hover .research-cover img,
  .research-card:hover .research-cover .physics-particles { transform: scale(1.025); }
  .model-release:hover { transform: translateY(-2px); background: #e3dacb; }
}

/* Compact research opening. The challenge and solution retain their full text. */
.article-page .research-brief { margin-bottom: 48px; }
.brief-scene {
  border-radius: var(--radius-panel);
  padding-top: 32px;
  padding-left: 12%;
  padding-right: 12%;
}
.brief-sheet {
  padding: 24px 32px 28px;
  border-radius: var(--radius-card);
  transform: rotate(-4deg);
  box-shadow: 0 14px 36px #14201826;
}
.brief-gold .brief-sheet, .brief-orchard .brief-sheet { transform: rotate(3.5deg); }
.brief-sheet h2 { font-size: clamp(25px, 2.7vw, 36px); line-height: 1.2; }
.brief-sheet h2 > span { font-size: 15px; margin-top: 8px; }
/* A foreground conversation card, overlapping half its own height. */
.brief-question {
  position: relative;
  z-index: 1;
  margin-left: 7%;
  margin-right: 7%;
  border: 1px solid #dfddd6;
  border-radius: var(--radius-card);
  background: #fff;
  padding: 24px 30px;
  box-shadow: 0 12px 32px #24231d14, 0 2px 5px #24231d08;
}
.brief-prompt { font-size: clamp(20px, 2vw, 25px); line-height: 1.35; }
.brief-answer {
  font-size: 15px;
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.viewer-toolbar { flex-wrap: wrap; }
.viewer-toolbar button, .viewer-toolbar a { min-height: 44px; display: inline-flex; align-items: center; }

@media (max-width: 720px) {
  .wordmark { font-size: 18px; }
  header nav { font-size: 12px; }
  .topic-nav { gap: 20px 18px; }
  .topic-nav > a { font-size: 15px; }
  .topic-nav .zh { font-size: 12px; }
  .card-copy h3 { font-size: 25px; }
  .article-page .research-brief { margin-bottom: 32px; }
  .brief-scene { padding-top: 26px; padding-left: 7%; padding-right: 7%; }
  .brief-sheet { padding: 22px 22px 24px; transform: rotate(-3deg); }
  .brief-sheet h2 { font-size: 26px; }
  .brief-question { margin-left: 4%; margin-right: 4%; border-radius: var(--radius-card); padding: 20px 22px; }
  .brief-prompt { font-size: 21px; }
  .brief-answer { font-size: 14px; }
}
@media (max-width: 380px) {
  .brief-sheet h2 { font-size: 23px; }
  .brief-sheet { padding: 20px 18px; }
  .brief-question { padding: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .research-cover img, .research-cover .physics-particles, .model-release { transition: none; }
  .research-card:hover .research-cover img,
  .research-card:hover .research-cover .physics-particles,
  .research-cover:focus-visible img,
  .research-cover:focus-visible .physics-particles,
  .model-release:hover { transform: none; }
}

/* Compact hero: lettering sits beside the headline, not beneath the copy. */
.research-header { justify-content:flex-start; gap:20px; }
.home-switcher { gap:6px; }
.home-switcher a { display:inline-flex; align-items:center; justify-content:center; width:40px; height:40px; border-radius:8px; color:var(--muted); }
.home-switcher a:hover,.home-switcher a[aria-current="page"] { background:var(--surface); color:var(--ink); }
.home-switcher svg { width:19px; height:19px; fill:none; stroke:currentColor; stroke-width:1.6; stroke-linecap:round; stroke-linejoin:round; }
.hero.hero-universe { padding:26px 32px; }
.hero-universe .hero-layout { min-height:0; grid-template-columns:minmax(0,2.1fr) minmax(0,1fr); gap:14px 12px; align-items:center; }
.hero-universe .hero-copy { display:contents; }
.hero-universe .hero-layout .hero-copy h1 { grid-column:1; grid-row:1; font-size:clamp(28px,4.2vw,48px); line-height:1.15; letter-spacing:-1.2px; margin:0; }
.hero-universe .hero-art-space { grid-column:2; grid-row:1; height:100%; min-height:100px; max-width:none; margin:0; }
.hero-universe .hero-zh { grid-column:1 / -1; grid-row:2; font-size:16px; margin:0; }
.hero-universe .intro { grid-column:1 / -1; grid-row:3; max-width:850px; font-size:16px; line-height:1.6; margin:4px 0 0; }
.hero-universe .intro .zh { font-size:13px; margin-top:10px; }
@media (max-width:600px) {
  .research-header { gap:12px; }
  .hero.hero-universe { padding:22px 20px; }
  .hero-universe .hero-layout { grid-template-columns:minmax(0,2.2fr) minmax(0,1fr); gap:12px 6px; }
  .hero-universe .hero-layout .hero-copy h1 { font-size:clamp(21px,4.5vw,27px); letter-spacing:-.6px; }
  .hero-universe .hero-art-space { min-height:85px; }
  .hero-universe .hero-zh { font-size:14px; }
  .hero-universe .intro { font-size:14px; }
  .hero-universe .intro .zh { font-size:12px; }
}

/* A single image surface dismisses the lightbox without a toolbar. */
button.viewer-stage { width:100%; border:0; border-radius:0; cursor:zoom-out; }
button.viewer-stage:focus-visible { outline:2px solid var(--accent); outline-offset:-4px; }

/* Shared compact card geometry, based on the supplied reference. */
.hero.hero-universe,.benchmark-scroll,.article-cover a { border-radius:var(--radius-card); }
.research-header { align-items:center; }
.research-header .home-switcher { order:0; }
.research-header .wordmark { order:1; margin-left:auto; display:flex; align-items:center; min-height:40px; font:400 17px/1.2 var(--serif); letter-spacing:-.3px; }
.release-grid { grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr)); }
.model-release { aspect-ratio:1; padding:22px; min-height:0; }
.model-release h3 { font-size:23px; line-height:1.2; margin:0 0 14px; }
.release-summary { font-size:18px; line-height:1.4; margin:0 0 14px; }
.release-summary .zh { font-size:12px; line-height:1.65; margin-top:10px; }
.model-release .release-button { margin-top:auto; min-height:38px; padding:9px 14px; font-size:13px; }

/* Full-width galaxy opening. */
main#main { max-width:none; padding:0; }
main#main > :not(.hero) { width:calc(100% - 64px); max-width:1312px; margin-left:auto; margin-right:auto; }
main#main > .hero.hero-universe {
  width:100%; margin:0; padding:36px max(32px, calc((100% - 1312px) / 2));
  border-radius:0; background:#060e14; color:#f5f4ef;
}
.hero-universe .field { background:#060e14; }
.hero-universe h1,.hero-universe h1 em { color:#f5f4ef; }
.hero-universe .hero-zh,.hero-universe .intro,.hero-universe .intro .zh { color:#c3cbd0; }
@media(max-width:600px) {
  main#main > :not(.hero) { width:calc(100% - 44px); }
  main#main > .hero.hero-universe { padding:26px 22px; }
}

/* Original venue/title rows with a gentle white hover surface. */
#super-resolution .research-list { border-top:1px solid var(--line); display:grid; gap:0; }
#super-resolution .research-row { display:block; padding:0; border-bottom:1px solid var(--line); }
#super-resolution .restoration-card {
 display:grid; grid-template-columns:155px minmax(0,1fr); align-items:start;
 gap:32px; padding:30px 16px; border-radius:var(--radius-card);
 text-decoration:none; background:transparent;
 transition:background-color .5s ease;
}
#super-resolution .research-row h3 {
 margin:0; font:400 23px/1.4 var(--sans); letter-spacing:-.4px;
}
#super-resolution .research-row h3 .zh {
 display:block; margin-top:10px; font:400 14px/1.7 var(--sans); letter-spacing:0; color:var(--muted);
}
#super-resolution .paper-meta { margin:4px 0 0; text-align:left; color:var(--muted); font:400 14px/1.6 var(--sans); }
#super-resolution .restoration-card:focus-visible { outline:2px solid var(--accent); outline-offset:2px; background:#fff; }
@media (hover:hover) {
 #super-resolution .restoration-card:hover { background:#fff; }
}
@media (max-width:900px) {
 #super-resolution .restoration-card { grid-template-columns:125px minmax(0,1fr); gap:24px; }
 #super-resolution .research-row h3 { font-size:21px; }
}
@media (max-width:600px) {
 #super-resolution .restoration-card { grid-template-columns:80px minmax(0,1fr); padding:24px 10px; gap:16px; }
 #super-resolution .research-row h3 { font-size:18px; }
 #super-resolution .paper-meta { font-size:12px; }
}
@media (prefers-reduced-motion:reduce) {
 #super-resolution .restoration-card { transition:none; }
}

/* Editorial hierarchy: serif titles, neutral sans supporting copy. */
.hero h1,.section-heading h2,.card-copy h3,.model-release h3 { font-family:var(--serif); font-weight:400; }
.hero-copy > p,.hero p,.release-summary { font-family:var(--sans); }
.release-summary { font-size:17px; line-height:1.5; }
.release-summary .zh { font-size:12px; line-height:1.65; }
.card-copy h3 .zh,.section-heading h2 .zh { font-family:var(--sans); font-weight:400; }
.paper-list .paper-row h3 { font-family:var(--serif); font-weight:400; }
.brief-sheet h2,.brief-prompt { font-family:var(--serif); font-weight:400; }
.brief-sheet h2 > span,.brief-prompt > span,.brief-answer { font-family:var(--sans); }

/* Release facts add context; single-column cards size to their content. */
.model-release .release-summary { margin-bottom:18px; }
.model-release .release-meta { display:flex; flex-wrap:wrap; gap:8px 16px; margin:0 0 20px; padding-top:12px; border-top:1px solid #cec5b6; font:12px/1.5 var(--sans); color:var(--muted); }
@media(max-width:600px) {
 .model-release { aspect-ratio:auto; padding:24px; }
 .model-release .release-summary { margin-bottom:20px; }
 .model-release .release-meta { margin-bottom:22px; }
 .model-release .release-button { margin-top:0; }
}

/* Quiet page sections and white model feature cards. */
main#main > .topic-nav,main#main > .topic-section { border-top:0; border-bottom:0; }
#super-resolution .research-list,#super-resolution .research-row { border:0; }
.model-release { background:#fff; border:1px solid #e8e8e6; border-radius:var(--radius-cover); padding:28px; aspect-ratio:auto; box-shadow:0 2px 8px #19191704; }
.model-release:hover { background:#fff; transform:none; }
.model-release h3 { font-size:24px; margin-bottom:12px; }
.model-release .release-summary { font-size:16px; line-height:1.5; margin-bottom:16px; }
.model-release .release-meta { border:0; padding:0; margin:0 0 24px; font-size:12px; }
.release-features { list-style:none; padding:0; margin:0 0 28px; display:grid; gap:16px; }
.release-features li { display:flex; gap:10px; align-items:flex-start; font:15px/1.45 var(--sans); color:#454540; }
.release-features svg { width:19px; height:22px; flex-shrink:0; fill:none; stroke:var(--ink); stroke-width:1.6; stroke-linecap:round; stroke-linejoin:round; }
.release-features .zh { display:block; font-size:12px; line-height:1.6; color:var(--muted); margin-top:4px; }
.model-release .release-button { width:100%; justify-content:center; margin-top:auto; min-height:42px; background:#111; color:#fff; }
.model-release .release-button:hover { background:#303030; color:#fff; }
@media(max-width:600px) { .model-release { padding:24px; } }

/* Closer section rhythm and a clear card surface for restoration links. */
main#main > .topic-section { padding-top:44px; padding-bottom:36px; }
main#main > .topic-section:last-child { padding-bottom:56px; }
main#main > .topic-nav { margin-top:24px; padding-top:20px; padding-bottom:20px; }
#super-resolution .research-list { gap:8px; }
#super-resolution .restoration-card {
 border:1px solid transparent; border-radius:var(--radius-cover);
 transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
#super-resolution .restoration-card:focus-visible {
 background:#fff; border-color:#e8e8e6;
 box-shadow:0 4px 16px #1919170c;
}
@media(hover:hover) {
 #super-resolution .restoration-card:hover {
  background:#fff; border-color:#e8e8e6;
  box-shadow:0 4px 16px #1919170c;
 }
}
@media(max-width:600px) {
 main#main > .topic-section { padding-top:30px; padding-bottom:26px; }
 main#main > .topic-section:last-child { padding-bottom:40px; }
 main#main > .topic-nav { margin-top:16px; padding-top:16px; padding-bottom:16px; }
 #super-resolution .restoration-card { border-radius:var(--radius-cover); }
}
@media(prefers-reduced-motion:reduce) {
 #super-resolution .restoration-card { transition:none; }
}

.model-release .release-meta a { text-decoration:underline; text-underline-offset:3px; text-decoration-color:#b6b6b0; }
.model-release .release-meta a:hover { color:var(--ink); text-decoration-color:currentColor; }

/* Give the three opening statements a little more breathing room. */
.hero-universe .hero-layout .hero-copy h1 { line-height:1.3; }

}
@layer editorial {
/* editorial.css */
/* Research essays: serif headings and neutral sans reading / interface text. */
body.article-page {
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
}
.article-page header {
  padding-top:12px;
  padding-bottom:12px;
  justify-content:flex-start;
}
.article-page header nav {
  font-size:14px;
}
.article-page .article-heading {
  max-width:940px;
  margin:44px auto 32px;
  padding-bottom:28px;
  text-align:center;
  border-bottom:1px solid var(--line);
}
.article-page .article-heading h1 {
  font:400 clamp(32px,4.5vw,52px)/1.12 var(--serif);
  letter-spacing:-1.5px;
  max-width:900px;
  margin:0 auto 12px;
  text-wrap:balance;
}
.article-page .article-title-zh {
  font-size:20px;
  line-height:1.5;
  color:var(--muted);
  margin:0 auto 18px;
}
.article-page .article-dek {
  font:400 21px/1.5 var(--sans);
  max-width:730px;
  margin:0 auto 22px;
  color:#42413c;
}
.article-page .article-dek .zh {
  font-size:15px;
  line-height:1.75;
  margin-top:10px;
}
.article-page .article-actions {
  justify-content:center;
  font:14px/1.5 var(--sans);
  gap:24px;
}
.article-page .primary-link {
  border:1px solid var(--ink);
  border-radius:8px;
  padding:12px 20px;
  background:var(--ink);
  color:var(--paper);
}
.article-page .primary-link:hover {
  background:#34332f;
  color:var(--paper);
  text-decoration:none;
}
.article-page .article-layout {
  display:block;
  max-width:720px;
  margin:auto;
}
.article-page .prose {
  width:100%;
  max-width:720px;
}
.article-page .prose p {
  font:400 17px/1.65 var(--sans);
  letter-spacing:0;
  margin:0 0 23px;
  color:var(--ink);
}
.article-page .prose .article-opening>p:first-child {
  font:400 19px/1.6 var(--sans);
}
.article-page .prose p.zh {
  font-family:var(--sans);
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
  margin:-8px 0 28px;
}
.article-page .prose section {
  margin-bottom:52px;
}
.article-page .prose h2 {
  font:400 28px/1.25 var(--serif);
  letter-spacing:-.5px;
  margin:46px 0 23px;
}
.article-page .prose h2 .zh {
  font-size:15px;
  line-height:1.6;
  margin-top:7px;
  color:var(--muted);
}
.article-page .prose a:not(.primary-link) {
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
.article-page a:hover {
  color:#a34f35;
}
.article-page .prose .article-figure {
  margin-top:40px;
  margin-bottom:48px;
}
.article-page .article-figure>a {
  background:#f0eee6;
  border-radius:var(--radius-card);
  padding:24px;
}
.article-page .article-figure img {
  mix-blend-mode:normal;
  max-height:none;
}
.article-page .article-figure figcaption {
  font:400 13px/1.6 var(--sans);
  color:#6b6a63;
  padding-top:14px;
  text-align:center;
}
.article-page .article-figure figcaption a {
  font-style:italic;
}
.article-page .paper-details {
  border-top:1px solid var(--line);
  padding-top:12px;
}
.article-page .paper-details .original-title {
  font:500 20px/1.5 var(--sans);
}
.article-page .paper-details .article-authors {
  font:400 15px/1.7 var(--sans);
  color:var(--muted);
}
.article-page .citation {
  border-top:1px solid var(--line);
  padding-top:12px;
}
.article-page .article-navigation { display:flex; gap:6px; align-items:center; }
.article-page .icon-button {
  display:inline-flex; align-items:center; justify-content:center;
  width:40px; height:40px; flex-shrink:0; padding:0;
  border:0; border-radius:8px; background:transparent; color:var(--muted);
  cursor:pointer; text-decoration:none;
}
.article-page .icon-button svg { width:19px; height:19px; fill:none; stroke:currentColor; stroke-width:1.6; stroke-linecap:round; stroke-linejoin:round; }
.article-page .icon-button:hover { color:var(--ink); background:var(--surface); }
.article-page .icon-button:focus-visible,.article-page .author-marker:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }
.article-page .author-marker { font:11px/1 var(--sans); margin-left:2px; vertical-align:super; cursor:help; }
.article-page .paper-details .publication-venue { font:14px/1.6 var(--sans); color:var(--muted); }
.article-page .citation-box { position:relative; }
.article-page .citation-copy { position:absolute; top:8px; right:8px; background:#efede5; }
.article-page .related a { padding-right:0; }
.article-page .citation pre {
  background:#efede5;
  border:1px solid #e1ddd1;
  border-radius:8px;
  padding:20px 60px 20px 24px;
  margin:0;
  font:13px/1.75 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  white-space:pre-wrap;
  overflow-wrap:anywhere;
  color:#36352f;
}
.article-page .citation .copy-status {
  font:12px/1.5 var(--sans);
}
.article-page .related {
  border-top:1px solid var(--line);
  padding-top:38px;
}
.article-page .related h2 {
  font:400 28px/1.25 var(--serif);
}
.article-page .related h3 {
  font:400 23px/1.3 var(--serif);
}
/* Keep evidence tables and editorial cards distinct from long-form prose. */
.article-page .prose .model-evaluations .evaluation-intro {
  font:16px/1.65 var(--sans);
}
.article-page .prose .model-evaluations .benchmark-note {
  font:12px/1.7 var(--sans);
  color:var(--muted);
  margin:0 0 38px;
}
.article-page .model-evaluations .evaluation-intro .zh {
  font-size:13px;
}
.article-page .benchmark-scroll,.article-page .model-benchmark caption,.article-page .model-benchmark th:first-child {
  background:#f0eee7;
}
.article-page .model-benchmark .kat-column {
  background:#e6e2d7;
}
.article-page .model-benchmark th,.article-page .model-benchmark td {
  border-color:#d9d5ca;
}
@media(min-width:1100px) {
  .article-page .prose .article-figure {
    width:calc(100% + 192px);
    margin-left:-96px;
  }
}
@media(max-width:720px) {
  .article-page header {
    padding:10px 22px;
  }
  .article-page .article-heading {
    margin:28px auto 24px;
    padding-bottom:22px;
  }
  .article-page .article-heading h1 {
    font-size:32px;
    letter-spacing:-.9px;
  }
  .article-page .article-title-zh {
    font-size:17px;
    margin-bottom:16px;
  }
  .article-page .article-dek {
    font-size:19px;
    line-height:1.6;
  }
  .article-page .prose p,.article-page .prose .article-opening>p:first-child {
    font-size:17px;
    line-height:1.65;
  }
  .article-page .prose p.zh {
    font-size:14px;
    line-height:1.85;
  }
  .article-page .prose h2 {
    font-size:25px;
    margin-top:35px;
  }
  .article-page .article-figure>a {
    padding:12px;
  }
  .article-page .article-figure figcaption {
    font-size:12px;
  }
  .article-page .citation pre {
    padding:16px 52px 16px 16px;
    font-size:12px;
  }
  .article-page .prose section {
    margin-bottom:38px;
  }
}

.article-page .prose .article-figure img,.article-page .citation pre { border-radius:var(--radius-card); }

/* Compact KAT model summaries and center comparable benchmark entries. */
.model-article .brief-sheet { padding:20px 26px; }
.model-article .brief-sheet h2 { font-size:clamp(22px,2.3vw,29px); line-height:1.25; }
.model-article .brief-sheet h2 > span { font-size:13px; line-height:1.55; margin-top:6px; }
.model-article .brief-question { padding:18px 24px; }
.model-article .brief-prompt { font-size:21px; line-height:1.3; margin:0; }
.model-article .brief-prompt > span { font-size:13px; line-height:1.55; margin-top:5px; }
.model-article .brief-answer { font-size:14px; line-height:1.6; margin-top:12px; padding-top:12px; }
.model-article .brief-answer > span { font-size:12px; line-height:1.65; margin-top:5px; }
.article-page .model-benchmark th,
.article-page .model-benchmark td { text-align:center; vertical-align:middle; font-size:15px; line-height:1.45; padding:14px 18px; }
.article-page .model-benchmark thead th { font-size:14px; }
.article-page .model-benchmark th > span,
.article-page .model-benchmark td small { font-size:11px; margin-top:4px; }
@media(max-width:720px) {
  .model-article .brief-sheet { padding:18px; }
  .model-article .brief-question { padding:16px 18px; }
  .model-article .brief-prompt { font-size:19px; }
  .article-page .model-benchmark th,
  .article-page .model-benchmark td { font-size:14px; padding:12px 14px; }
  .article-page .model-benchmark thead th { font-size:13px; }
}

}