@import url('https://fonts.googleapis.com/css2?family=Barlow+Semi+Condensed:wght@500;600;700&display=swap');

/* Architectural publication: drawing evidence, title blocks, and margin notes. */
:root{--ink:#19201d;--muted:#5c645f;--line:#c9ceca;--soft:#f3f5f3;--heading:'Barlow Semi Condensed','Arial Narrow',Arial,sans-serif;--green:#167044}
body{line-height:1.6}
main,footer{max-width:1560px;padding-left:40px;padding-right:40px}
.publication-header{display:grid;grid-template-columns:1fr auto auto;height:auto;max-width:1480px;margin:26px auto 0;padding:0;border:1px solid var(--ink);gap:0}
.publication-header>.brand{padding:18px 24px;font-family:var(--heading);font-size:34px;letter-spacing:-.8px;gap:12px}
.publication-header .brand-small{font:12px var(--mono);letter-spacing:0;margin-left:6px;color:var(--muted)}
.publication-header .mark{width:26px;height:26px;font-family:var(--sans);font-size:26px}
.publication-header nav{padding:18px 26px;gap:24px;align-items:center;border-left:1px solid var(--line)}
.publication-header nav a{font-size:14px}
.publication-header>.coxit-link{padding:18px 22px;border-left:1px solid var(--line);align-self:stretch;display:flex;align-items:center;font-size:14px}
.title-block{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr 1.2fr .8fr;border-top:1px solid var(--ink);margin:0}
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.intro{padding-top:30px}
.intro-grid{grid-template-columns:minmax(0,.87fr) minmax(0,1.13fr);gap:44px;align-items:center;padding:0 0 34px;border-bottom:1px solid var(--ink)}
.intro-copy .eyebrow{margin:0 0 18px;color:var(--orange);font:12px/1.6 var(--mono);letter-spacing:.08em}
h1,h2,.note-card h3,.coxit-band h2{font-family:var(--heading);font-weight:600;letter-spacing:-.025em}
h1{font-size:clamp(40px,4.3vw,64px);line-height:1.02;margin:0 0 24px}
h2{font-size:38px;line-height:1.1;margin:7px 0 0}
.intro-text{max-width:490px}
.intro-text>p:first-child{font-size:16px;line-height:1.65;margin-bottom:17px}
.credit{font-size:13px}
.drawing-figure{margin:0;min-width:0}
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.drawing-figure img{display:block;width:100%;height:auto}
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.drawing-figure figcaption b{color:var(--ink);font-weight:550}
.hero-drawing figcaption b{font:12px var(--mono);margin-right:9px}
.drawing-figure figcaption>a,.figure-heading>a{flex-shrink:0;text-underline-offset:3px}
section:not(.intro){padding-top:48px}
.section-head{align-items:center;gap:24px;margin-bottom:22px}
.section-no{font:12px/1.5 var(--mono);letter-spacing:.07em;color:var(--muted)}
.section-head>div{display:flex;align-items:baseline;gap:22px}
.section-head h2{margin:0}
.score-definition{font-size:15px;margin-bottom:22px;max-width:870px}
.results-main{min-width:0}
.table-toolbar{border-top:2px solid var(--ink);padding:12px 0}
.table-toolbar,.table-toolbar .muted{font-size:13px}
#leaderboard thead th{background:#f0f3f0;border-top:1px solid var(--line);border-bottom:1px solid #939e96;padding-top:14px;padding-bottom:14px}
#leaderboard thead th:first-child{background:#f0f3f0}
#leaderboard th[aria-sort]{background:#e7eee8;color:var(--green)}
#leaderboard .model-name{font-weight:550}
.table-foot{font-size:13px}
.findings{display:grid;grid-template-columns:1fr 1fr 1.35fr;border:0;border-top:1px solid var(--ink);margin-top:20px;gap:28px}
.findings article{padding:20px 0 0;border:0}
.findings article:last-child{border:0}
.findings article>span{font-size:12px;line-height:1.5}
.findings h3{font-size:34px;margin:12px 0 10px;letter-spacing:-1px}
.findings p{font-size:14px;line-height:1.65}
.findings .finding-note{background:transparent}
.finding-note h3{font:600 23px/1.2 var(--heading);margin-top:12px;letter-spacing:0}
.source-line{font-size:13px;margin-top:22px}
.release-comparison{padding:25px 0 0;border:0;border-top:1px solid var(--ink)}
.release-bar-row{grid-template-columns:230px minmax(0,1fr)}
.release-track{height:36px}
.release-fill{background:#d8e2da}
.latest .release-fill{background:var(--green)}
.release-comparison figcaption{font-size:15px;padding-top:16px;margin-top:22px}
.release-comparison figcaption strong{color:var(--green)}
.progress-context{font-size:15px;max-width:1000px}
.updates-band{padding:21px 0;border:0;border-top:1px solid var(--ink);border-bottom:1px solid var(--line);background:transparent;margin-top:32px;gap:26px}
.updates-copy{display:grid;grid-template-columns:auto 1fr;align-items:baseline;gap:6px 24px}
.updates-copy .section-no{grid-column:1;grid-row:1/3;color:var(--orange)}
.updates-band h2{margin:0;font-size:28px}
.updates-copy p{grid-column:2;font-size:14px}
.subscribe-link{background:transparent;color:var(--orange);border:1px solid var(--orange);font-size:14px;min-height:44px;padding:10px 17px;gap:20px}
.updates-action p{font-size:12px;margin-top:5px}
.cost-grid{grid-template-columns:minmax(220px,.75fr) minmax(0,2fr);gap:56px;border-top:1px solid var(--ink)}
.cost-grid aside .large-copy{font:500 30px/1.2 var(--heading);letter-spacing:-.015em}
.cost-grid aside p,.cost-grid aside .small-note{font-size:14px;line-height:1.7}
.cost-table th button{font-size:14px}
.cost-table thead th{padding-top:0;padding-bottom:15px;border-bottom:1px solid #939e96}
.method-evidence{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(270px,1fr);gap:34px;border-top:1px solid var(--ink);padding-top:22px;align-items:start}
.comparison-drawing{border:1px solid var(--line)}
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.figure-heading>a{font:13px/1.6 var(--sans)}
.comparison-drawing img{padding:8px 0}
.comparison-drawing figcaption{font-size:14px;line-height:1.65}
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.method-grid article{position:relative;padding:0 0 18px 42px;border-bottom:1px solid var(--line);margin-bottom:18px}
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.formula-strip{border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:transparent;padding:21px 0;margin-top:28px}
.formula-strip span{font-size:12px}
.limitations{grid-template-columns:minmax(220px,.75fr) minmax(0,2fr);gap:56px;border-bottom:0}
.limitations>h3{font:600 27px/1.2 var(--heading)}
.limitations p{font-size:14px;line-height:1.7}
.notes-grid{display:block;border:0;border-top:1px solid var(--ink);counter-reset:research-note}
.note-card{display:grid;grid-template-columns:36px minmax(175px,.75fr) minmax(220px,1.2fr) minmax(230px,1fr);align-items:baseline;gap:24px;padding:24px 0;border-right:0;border-bottom:1px solid var(--line);counter-increment:research-note}
.note-card:last-child{border-bottom:1px solid var(--line)}
.note-card:before{content:counter(research-note,decimal-leading-zero);font:13px var(--mono);color:var(--orange);grid-row:1/3}
.note-meta{font:12px/1.6 var(--mono);justify-content:flex-start;gap:15px}
.note-meta>span{font-size:18px}
.note-card h3{font-size:27px;line-height:1.15;margin:0}
.note-card p{font-size:14px;line-height:1.6;margin:0}
.note-bottom{grid-column:3;padding:0;font-size:13px;margin-top:-10px}
.citation-grid{border-top:1px solid var(--ink);gap:48px}
.citation-text{background:transparent;border-left:2px solid var(--ink);padding:0 0 0 22px;font-size:15px}
.citation-note{font-size:14px}
.downloads h3{font:600 25px/1.2 var(--heading)}
.downloads a{border-color:#8a948c}
section.coxit-band{background:transparent;color:var(--ink);padding:28px 0;border-top:2px solid var(--ink);border-bottom:1px solid var(--line);margin:48px 0 0;gap:28px}
.coxit-band .section-no{color:var(--orange)}
.coxit-band h2{font-size:32px}
.coxit-band p{color:var(--muted);font-size:15px}
.coxit-band>a{color:var(--ink);border-color:var(--ink);font-size:14px;padding:14px 18px}
.coxit-band>a:hover{background:var(--ink);color:white}
footer{border:0;padding-top:24px;padding-bottom:28px}
footer .brand{font:600 27px var(--heading)}
footer p,footer>a:last-child{font-size:13px}

@media(min-width:1400px){
 .results-layout{display:grid;grid-template-columns:minmax(0,1fr) 215px;gap:28px;align-items:start}
 .findings{display:block;margin:0;border-top:2px solid var(--ink)}
 .findings article{padding:18px 0;border-bottom:1px solid var(--line)}
 .findings article:last-child{padding-bottom:0}
 .findings h3{font-size:31px}
 .findings h3 span{font-size:13px;letter-spacing:0}
 .findings .finding-note h3{font:600 23px/1.2 var(--heading)}
}
@media(max-width:1560px){.publication-header{margin-left:40px;margin-right:40px}}
@media(max-width:1100px){
 .publication-header{grid-template-columns:1fr auto}
 .publication-header>.coxit-link{display:none}
 .publication-header>.brand{padding:16px 20px;font-size:30px}
 .publication-header nav{padding:16px 20px;gap:18px}
 .title-block>div{padding:10px 18px}
 .title-block dd span{display:block;font-size:13px}
 .intro-grid{gap:26px;grid-template-columns:1fr 1fr}
 h1{font-size:48px}
 .hero-drawing img{height:300px}
 .hero-drawing figcaption{display:block}
 .hero-drawing figcaption>a{display:inline-block;margin-top:5px}
 .section-head>div{gap:14px}
 .section-head h2{font-size:32px}
 .method-evidence{grid-template-columns:minmax(0,1.2fr) minmax(270px,1fr);gap:24px}
 .figure-heading{align-items:start;flex-direction:column;gap:6px}
 .note-card{grid-template-columns:28px minmax(130px,.7fr) minmax(0,1.2fr) minmax(0,1fr);gap:18px}
 .note-card h3{font-size:24px}
 .cost-grid,.limitations{gap:32px}
}
@media(max-width:760px){
 main,footer{padding-left:20px;padding-right:20px}
 .publication-header{display:flex;flex-wrap:wrap;margin:16px 20px 0;gap:0;min-height:0}
 .publication-header>.brand{width:100%;padding:13px 16px;font-size:31px}
 .publication-header .brand-small{display:inline;font-size:12px}
 .publication-header nav{order:initial;width:100%;border-left:0;border-top:1px solid var(--line);padding:11px 16px;gap:10px 20px;flex-wrap:wrap}
 .publication-header nav a{font-size:14px}
 .title-block{width:100%;grid-template-columns:1fr 1fr}
 .title-block>div{padding:11px 14px}
 .title-block>div:nth-child(2){border-right:0}
 .title-block>div:nth-child(n+3){border-top:1px solid var(--line)}
 .title-block dt{font-size:11px;letter-spacing:.03em}
 .title-block dd{font-size:19px}
 .title-block dd span{display:block;font-size:12px}
 .intro{padding-top:26px}
 .intro-grid{grid-template-columns:1fr;padding-bottom:28px;gap:24px}
 .intro-copy .eyebrow{font-size:11px;letter-spacing:.06em;margin-bottom:13px}
 h1{font-size:clamp(38px,8.5vw,56px);line-height:1.03;margin-bottom:18px}
 .intro-text{max-width:none}
 .intro-text>p:first-child{font-size:16px}
 .hero-drawing img{height:auto;object-fit:contain}
 .hero-drawing figcaption{font-size:12px}
 section:not(.intro){padding-top:34px}
 .section-head{align-items:start;gap:16px}
 .section-head>div{display:block}
 .section-head h2{font-size:32px;margin-top:5px}
 .section-no{font-size:12px}
 .score-definition{font-size:15px;margin-top:0}
 .findings{grid-template-columns:1fr 1fr;gap:20px}
 .findings article{padding:17px 0 0}
 .findings .finding-note{grid-column:1/-1;border-top:1px solid var(--line);padding-top:16px}
 .findings h3{font-size:30px}
 .findings h3 span{font-size:13px;letter-spacing:0}
 .findings p{font-size:14px}
 .release-bar-row{grid-template-columns:1fr}
 .release-comparison{padding:20px 0 0}
 .release-comparison figcaption{font-size:14px}
 .updates-band{padding:20px 0;gap:18px}
 .updates-copy{display:block}
 .updates-band h2{margin:5px 0 7px}
 .updates-action .subscribe-link{width:100%}
 .cost-grid,.limitations{grid-template-columns:1fr;gap:20px}
 .cost-grid aside .large-copy{font-size:27px}
 .cost-table th button{font-size:14px}
 .method-evidence{grid-template-columns:1fr;gap:25px}
 .figure-heading{flex-direction:row;align-items:center;font-size:11px;padding:10px;gap:12px}
 .figure-heading>a{font-size:12px}
 .comparison-drawing figcaption{padding:12px;font-size:14px}
 .method-grid article{padding-left:35px}
 .method-grid h3{font-size:24px}
 .method-grid p{font-size:15px}
 .formula-strip{gap:20px;padding:20px 0}
 .formula-strip b{font-size:14px}
 .limitations{padding-top:12px;padding-bottom:0}
 .limitations h3{font-size:27px;margin-bottom:0}
 .limitations p{font-size:15px}
 .note-card{grid-template-columns:28px minmax(0,1fr);gap:10px 14px;padding:20px 0}
 .note-card:before{grid-column:1;grid-row:1/5}
 .note-card .note-meta,.note-card h3,.note-card p,.note-bottom{grid-column:2}
 .note-card h3{font-size:26px}
 .note-bottom{margin:0}
 .citation-grid{grid-template-columns:1fr;gap:25px}
 .citation-text{padding-left:16px}
 section.coxit-band{padding:24px 0;margin-top:34px;margin-bottom:0}
 .coxit-band h2{font-size:30px}
 .coxit-band>a{max-width:100%;font-size:14px}
 footer{gap:18px;align-items:start}
 footer p{margin:0}
}

/* Four clear reading chapters and one subscription action. */
html{scroll-padding-top:88px}
.publication-header{grid-template-columns:1fr}
.publication-header>.brand{justify-self:start}
.intro-grid{border-bottom:0;padding-bottom:0}
.page-nav{position:sticky;top:0;z-index:8;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin:30px 0 0;background:#fff;border-top:1px solid var(--line);border-bottom:2px solid var(--ink)}
.page-nav a{display:flex;align-items:center;justify-content:center;gap:12px;min-height:56px;padding:12px;font-size:14px;text-decoration:none;color:var(--muted);border-bottom:3px solid transparent;margin-bottom:-2px}
.page-nav a span{font:12px var(--mono);color:inherit}
.page-nav a:hover{color:var(--ink);background:var(--soft)}
.page-nav a[aria-current="location"]{color:var(--green);background:#eef5ef;border-bottom-color:var(--green);font-weight:600}
main>section.chapter{padding-top:0;margin-top:52px}
main>section.chapter:first-of-type{margin-top:30px}
.chapter>.section-head{padding:23px 25px;margin-bottom:28px;background:#233128;color:white;gap:24px;align-items:center}
.chapter>.section-head>div{display:flex;align-items:center;gap:20px;min-width:0}
.chapter>.section-head .section-no{display:flex;align-items:center;justify-content:center;flex:0 0 42px;width:42px;height:42px;border:1px solid #6b7c6e;color:#dce8df;font:500 20px var(--mono);letter-spacing:0}
.chapter>.section-head h2{margin:0;color:white;font-size:34px;line-height:1.15}
.chapter>.section-head .select-label,.chapter>.section-head .progress-meta{color:#e0e8e2;font-size:14px}
.chapter>.section-head select{border:1px solid #839388;background:white;color:var(--ink);min-height:44px}
.chapter .score-definition{margin:0 0 22px}
.table-toolbar{border-top:0;padding-top:0}
.cost-grid,.method-evidence,.citation-grid{border-top:0;padding-top:0}
.results-progress{margin-top:36px;padding:25px 28px;background:#f1f4f1;border-left:3px solid #849b88}
.subsection-head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-bottom:22px}
.subsection-head h3{font:600 28px/1.2 var(--heading);letter-spacing:-.01em;margin:0}
.results-progress .release-comparison{padding:0;border-top:0}
.results-progress .release-track{background:#e3e9e4}
.results-progress .progress-context{margin-bottom:0;max-width:1000px}
.results-progress .source-line{margin-top:10px;font-size:12px}
.figure-hint{font:12px/1.5 var(--sans);color:var(--muted);white-space:nowrap}
.source-line a{font-size:13px;color:var(--muted)}
.source-line a:hover{color:var(--orange)}
.cost-grid aside .source-line{margin-top:18px;padding-top:12px;border-top:1px solid var(--line);font-size:13px}
.scoring-details{margin-top:28px;border:1px solid #bbc6bd;background:#f5f7f5}
.scoring-details summary{position:relative;padding:18px 52px 18px 22px;cursor:pointer;list-style:none;font-size:16px;font-weight:550;min-height:56px}
.scoring-details summary::-webkit-details-marker{display:none}
.scoring-details summary::after{content:'+';position:absolute;right:22px;top:15px;font:24px var(--mono);color:var(--green)}
.scoring-details[open] summary::after{content:'−'}
.scoring-details summary:hover{background:#eaf0eb}
.scoring-details summary:focus-visible{outline:3px solid var(--green);outline-offset:3px}
.scoring-details-body{padding:0 22px 22px}
.scoring-details .formula-strip{margin:0;border-top:1px solid var(--line)}
.scoring-details .limitations{padding-bottom:0;gap:30px}
.source-reading{margin-top:35px;padding-top:28px;border-top:1px solid #aab7ad}
.source-reading .notes-grid{border-top:0}
.source-reading .note-card{grid-template-columns:36px minmax(150px,.65fr) minmax(220px,1.2fr) minmax(200px,1fr);gap:20px;padding:20px 0}
.source-reading .note-card h3{font-size:24px}
.source-reading .note-card:before{grid-row:1}
.source-reading .note-card .note-meta{grid-column:2}
.source-reading .note-card h3{grid-column:3}
.source-reading .note-card p{grid-column:4}
.updates-band{margin-top:52px;padding:28px;background:#edf3ee;border:1px solid #bdcdbf;gap:30px}
.updates-copy{display:block}
.updates-copy .section-no{font-size:12px;color:var(--muted)}
.updates-band h2{margin:5px 0 8px;font-size:30px}
.updates-copy p{font-size:15px}
.subscribe-link{background:var(--orange);color:white;font-weight:550;min-height:46px;padding:11px 20px}
.subscribe-link:hover{background:#a82e0e;color:white}
.updates-action p{font-size:12px}
footer{margin-top:22px;padding-top:22px;border-top:1px solid var(--line)}
@media(max-width:1100px){
 .chapter>.section-head{padding:21px;gap:20px}
 .chapter>.section-head h2{font-size:30px}
 .chapter>.section-head>div{gap:14px}
 .source-reading .note-card{grid-template-columns:28px 135px minmax(0,1.2fr) minmax(0,1fr);gap:16px}
}
@media(max-width:760px){
 html{scroll-padding-top:112px}
 .page-nav{grid-template-columns:1fr 1fr;margin-top:24px}
 .page-nav a{min-height:44px;padding:10px 7px;gap:9px;font-size:14px;margin-bottom:0}
 .page-nav a span{font-size:11px}
 main>section.chapter{margin-top:32px}
 .chapter>.section-head{padding:20px 16px;align-items:stretch;gap:19px;margin-bottom:22px}
 .chapter>.section-head>div{gap:13px}
 .chapter>.section-head .section-no{width:35px;height:35px;flex-basis:35px;font-size:17px}
 .chapter>.section-head h2{font-size:29px}
 .chapter>.section-head .select-label{font-size:14px;gap:9px;margin:0;justify-content:space-between}
 .chapter>.section-head select{font-size:14px;max-width:100%;padding-right:25px}
 .chapter>.section-head .progress-meta{font-size:13px}
 .results-progress{margin-top:26px;padding:20px 16px}
 .subsection-head{flex-direction:column;gap:8px;margin-bottom:22px}
 .subsection-head h3{font-size:26px}
 .results-progress .release-comparison figcaption{margin-top:18px}
 .figure-hint{font-size:11px;white-space:normal}
 .scoring-details summary{padding:17px 43px 17px 15px;font-size:15px}
 .scoring-details summary::after{right:15px}
 .scoring-details-body{padding:0 15px 18px}
 .scoring-details .limitations{gap:12px}
 .source-reading{margin-top:28px;padding-top:24px}
 .source-reading .note-card{grid-template-columns:24px minmax(0,1fr);gap:10px 12px;padding:20px 0}
 .source-reading .note-card:before{grid-row:1/4}
 .source-reading .note-card .note-meta,.source-reading .note-card h3,.source-reading .note-card p{grid-column:2}
 .source-reading .note-card h3{font-size:25px}
 .updates-band{margin-top:32px;padding:23px 18px;gap:20px}
 footer{margin-top:24px}
}

.model-initial{display:inline-flex;align-items:center;justify-content:center;background:#0866bb;color:white;font:600 16px/1 var(--sans);border-radius:4px}

.research-resources{margin:0 0 26px}.research-resource-links{display:flex;flex-wrap:wrap;gap:12px}.research-resource-links a{display:inline-flex;align-items:center;min-height:44px;padding:10px 18px;border:1px solid var(--ink);font-size:1rem;font-weight:550;text-decoration:none}.research-resource-links a:first-child{background:var(--ink);color:white}.research-resource-links a:hover{background:var(--soft);color:var(--ink)}.research-resource-links a:focus-visible{outline:2px solid var(--orange);outline-offset:3px}.research-resources p{font-size:.875rem;color:var(--muted);margin:12px 0 0}