/* Shared primitives, twenty separate composition rules, explicit mobile fallback. */
*{box-sizing:border-box}html{scroll-behavior:smooth}body{--bg:#f6f4ee;--surface:#fffefa;--ink:#242b30;--muted:#60686e;--line:#dcded7;--accent:#2d6450;--tint:#e6eee8;margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,summary:focus-visible,.table-scroll:focus-visible{outline:3px solid var(--accent);outline-offset:4px}img{display:block;width:100%;max-width:100%;height:auto;object-fit:cover}h1,h2,h3,p,figure{margin:0}h1{font-size:clamp(34px,4.5vw,66px);line-height:1.08;letter-spacing:-.045em;overflow-wrap:anywhere}h2{font-size:25px;line-height:1.3;letter-spacing:-.025em;overflow-wrap:anywhere}h3{font-size:19px;line-height:1.4;overflow-wrap:anywhere}p{color:var(--muted);margin:16px 0;overflow-wrap:anywhere}nav a{overflow-wrap:anywhere}.shell{width:min(1240px,calc(100% - 72px));margin:auto}.site-header{border-bottom:1px solid var(--line);background:var(--surface)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:24px 0}.brand{font-size:23px;line-height:1.25;font-weight:800;letter-spacing:-.025em;display:flex;align-items:center;gap:13px;max-width:62%;overflow-wrap:anywhere}.brand-mark{font-size:32px;color:var(--accent)}.primary-nav{display:flex;flex-wrap:wrap;gap:28px;font-size:13px;font-weight:700}.main{padding:48px 0 70px}.main>*+*{margin-top:38px}.hero{margin-bottom:32px}.hero-copy{padding:30px 0}.hero-media img{aspect-ratio:16/9}.eyebrow{color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:16px}.intro{font-size:19px;line-height:1.65;max-width:62ch;margin:24px 0}.cta{display:inline-flex;gap:30px;align-items:center;justify-content:space-between;background:var(--accent);color:white;padding:13px 22px;margin-top:8px;border-radius:3px;font-size:14px;font-weight:700}.byline{font-size:12px;color:var(--muted);margin-top:24px}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.story-card{min-width:0;background:var(--surface);border:1px solid var(--line);overflow:hidden}.story-card>a{display:block}.story-card img{aspect-ratio:16/10}.story-copy{padding:23px}.story-copy h2{font-size:22px}.story-copy p{font-size:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:0}.story-copy .eyebrow{margin-bottom:10px}.link-list>h2{margin-bottom:18px}.link-list ol{list-style:none;padding:0;margin:0}.link-list li{border-top:1px solid var(--line);padding:20px 0;display:flex;gap:22px}.link-list li>div{min-width:0}.link-list p{font-size:14px;margin:10px 0 0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.ordinal{font-size:50px;line-height:1;font-weight:750;letter-spacing:-.06em;color:var(--accent);flex-shrink:0}.categories{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}.categories a{border:1px solid var(--line);background:var(--surface);padding:10px 20px;font-size:13px;font-weight:650;border-radius:3px}.categories.vertical{display:flex;flex-direction:column;align-items:stretch;gap:0}.categories.vertical a{border:0;border-bottom:1px solid var(--line);padding:17px 10px;background:transparent}.note-box{background:var(--tint);padding:28px;border:1px solid var(--line)}.note-box h2{font-size:22px}.note-box p{font-size:14px}.note-box p:last-child{margin-bottom:0}.pullquote{padding:34px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:30px 0}.pullquote>span{display:block;color:var(--accent);font:70px/.8 Georgia,serif}.pullquote p{font:25px/1.55 Georgia,serif;color:var(--ink);margin:10px 0 0}.toc{display:flex;flex-direction:column;border-top:3px solid var(--accent);padding-top:20px;gap:0;margin:30px 0}.toc strong{font-size:11px;letter-spacing:.12em;margin-bottom:15px}.toc a{font-size:13px;padding:13px 0;border-bottom:1px solid var(--line)}.article-sections>section{margin:0 0 35px;scroll-margin-top:24px}.article-sections h2{margin:24px 0 16px}.article-sections p{line-height:1.9}.article-sections img{aspect-ratio:16/9;margin:24px 0}.section-num{font-size:12px;font-weight:700;color:var(--accent);letter-spacing:.1em;border-top:1px solid var(--line);padding-top:22px}.checklist{background:var(--tint);border-left:4px solid var(--accent);padding:26px;margin:30px 0}.checklist h2{font-size:21px}.checklist ul{padding-left:22px;margin-bottom:0}.checklist li{margin:12px 0;color:var(--muted)}.faq>h2{margin-bottom:24px}.faq details{border-top:1px solid var(--line);background:var(--surface);padding:0 24px}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{padding:22px 0;cursor:pointer;font-size:19px;font-weight:700;list-style-position:outside;margin-left:18px}.faq details>div{padding:0 0 18px}.faq details p{font-size:15px}.compare>h2{margin-bottom:22px}.table-scroll{overflow-x:auto;border:1px solid var(--line);background:var(--surface);max-width:100%}.compare table{border-collapse:collapse;width:100%;min-width:580px;table-layout:fixed;font-size:14px}.compare th,.compare td{text-align:left;vertical-align:top;padding:23px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);overflow-wrap:anywhere}.compare thead{background:var(--accent);color:white}.compare tbody th{width:24%;font-size:17px}.compare td{color:var(--muted)}.step-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);background:var(--surface)}.step-strip a{padding:24px;display:flex;align-items:center;gap:20px;border-right:1px solid var(--line)}.step-strip span{font-size:35px;color:var(--accent);line-height:1;font-weight:800}.step-strip strong{font-size:16px}.timeline>h2{margin-bottom:32px}.timeline article{display:flex;gap:24px;position:relative;padding-bottom:36px}.timeline article:before{content:"";position:absolute;left:20px;top:40px;bottom:0;width:1px;background:var(--line)}.marker{flex:0 0 42px;height:42px;border-radius:50%;background:var(--accent);color:white;text-align:center;padding-top:8px;font-size:13px;font-weight:700;z-index:1}.event{min-width:0;background:var(--surface);border:1px solid var(--line);padding:27px;flex:1}.event img{aspect-ratio:16/9;margin-top:20px}.alternates>article{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center;margin-bottom:60px}.alternates>article:nth-child(even)>img{order:2}.alternates img{aspect-ratio:4/3}.alternates p{font-size:15px}.alternates h2{font-size:32px}.alternates a{font-weight:700}.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-left:1px solid var(--line);border-top:1px solid var(--line)}.topic-grid>a{display:flex;flex-direction:column;background:var(--surface);padding:30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);gap:15px}.topic-grid span{font-size:12px;color:var(--accent)}.topic-grid strong{font-size:23px}.topic-grid small{font-size:12px;color:var(--muted)}.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:38px 0}.footer-inner{display:flex;justify-content:space-between;gap:24px;align-items:center}.footer-inner p{font-size:12px;margin:6px 0}.footer-inner>a,.footer-inner small{font-size:12px}.skip{position:absolute;left:-10000px}.skip:focus{left:12px;top:12px;z-index:10;background:white;color:#111;padding:10px}.main div,.main section,.main article,.main aside{min-width:0}.equal-columns{display:grid;grid-template-columns:1fr 1fr;gap:36px}.reading-column{max-width:740px;margin:auto}.reading-column .hero-copy{padding-top:30px}.reading-column h1{font:56px/1.16 Georgia,serif}.reading-column p{font-size:18px;line-height:1.95}.reading-column .link-list p{font-size:16px}.number-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(240px,1fr);gap:60px}.number-layout aside>*+*{margin-top:30px}.number-layout .card-grid{grid-template-columns:1fr}.timeline-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(230px,1fr);gap:60px}.timeline-layout aside>*+*{margin-top:34px}.question-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:60px}.guide-body{max-width:950px;margin:40px auto}.photo-story{max-width:950px;margin:auto}.photo-story>p{max-width:700px;margin:24px auto;font-size:18px}.photo-story figure{margin:40px 0}.photo-story figcaption{font-size:13px;color:var(--muted);padding-top:14px}.image-duo{display:grid;grid-template-columns:1fr 1fr;gap:25px}.image-duo img{aspect-ratio:4/5}.photo-story .article-sections{max-width:700px;margin:45px auto}.comparison-body{display:grid;grid-template-columns:2fr 1fr;gap:50px;align-items:start}.horizontal-list{display:flex;flex-direction:column}.horizontal-list .story-card{display:grid;grid-template-columns:minmax(200px,28%) minmax(0,1fr);border:0;border-bottom:1px solid var(--line);padding-bottom:25px;background:transparent}.horizontal-list img{height:100%;aspect-ratio:16/10}.horizontal-list .story-copy{padding:12px 32px}.book-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:30px}.book-grid .story-card{border:0;background:transparent}.book-grid img{aspect-ratio:3/4;box-shadow:7px 9px 0 var(--line)}.book-grid .story-copy{padding:24px 0}.book-grid .story-copy h2{font:22px/1.4 Georgia,serif}.book-grid .story-copy p{font-size:13px}.shelf-bottom{display:grid;grid-template-columns:1fr 1fr;gap:60px;border-top:1px solid var(--line);padding-top:30px}.shelf-bottom .pullquote{border:0}.field-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:65px}.field-layout>aside{border-right:1px solid var(--line);padding-right:28px}.field-layout .alternates>article{gap:28px}.field-layout .alternates h2{font-size:26px}
/* 01: three-column newspaper and margin notes */
.design-01{--bg:#f8f5ed;--surface:#f8f5ed;--accent:#7c302a;--line:#bdb7aa}.design-01 .header-inner{flex-direction:column;padding:32px 0 19px;gap:17px}.design-01 .brand{font:900 36px/1.2 Georgia,serif;max-width:100%}.design-01 h1,.design-01 h2,.design-01 h3{font-family:Georgia,serif}.design-01 .newspaper-top{border-top:3px solid var(--ink);border-bottom:1px solid var(--ink);padding:12px 0;text-align:center;margin-bottom:28px}.newspaper-top .eyebrow{margin:0}.newspaper-columns{display:grid;grid-template-columns:minmax(170px,1fr) minmax(0,2.6fr) minmax(170px,1fr);gap:25px}.newspaper-columns>div{border-left:1px solid var(--line);border-right:1px solid var(--line);padding:0 25px}.newspaper-columns .note-box{padding:0;background:none;border:0}.newspaper-columns .hero-copy{padding:22px 0}.newspaper-columns h1{font-size:43px}.newspaper-columns .card-grid{grid-template-columns:1fr 1fr;gap:18px}.newspaper-columns .story-card{border:0}.newspaper-columns .story-copy{padding:14px 0}.newspaper-columns .story-copy h2{font-size:20px}.article-newspaper{display:grid;grid-template-columns:180px minmax(0,1fr) 220px;gap:35px}.article-newspaper>aside:last-child{border-left:1px solid var(--line);padding-left:25px}.article-newspaper .note-box{padding:0;background:none;border:0}.article-newspaper .pullquote{padding:22px 0}.article-newspaper .pullquote p{font-size:22px}
/* 02: asymmetrical studio */
.design-02{--bg:#f1f2f0;--surface:#fff;--accent:#2c4fdb;--tint:#e7eafb}.design-02.kind-shouye .hero{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;min-height:570px}.design-02 .hero-media{order:2}.design-02 .hero-media img{aspect-ratio:4/5}.design-02 .hero-copy{padding:40px 0}.design-02 h1{font-size:clamp(40px,5.5vw,76px)}.design-02 .flat .story-card{border:0;background:none}.design-02 .flat .story-copy{padding:23px 0}.article-studio{display:grid;grid-template-columns:38% minmax(0,1fr);gap:80px;align-items:start}.article-studio>aside{position:sticky;top:20px}.article-studio .hero-copy{padding-top:0}.article-studio h1{font-size:47px}
/* 03: variable-span image mosaic */
.design-03{--bg:#faf6ee;--surface:#fff;--accent:#a33f22;--line:#e4d7c6}.design-03.kind-shouye .hero{max-width:780px;margin-bottom:48px}.mosaic-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.mosaic-grid .story-card:first-child{grid-column:span 2;grid-row:span 2;display:flex;flex-direction:column}.mosaic-grid .story-card:first-child>a{flex:1}.mosaic-grid .story-card:first-child img{height:100%;min-height:440px}.mosaic-grid .story-card:first-child h2{font-size:35px}.mosaic-grid .story-card:nth-child(4){grid-column:span 2;display:grid;grid-template-columns:1fr 1fr}.mosaic-grid .story-card:nth-child(4) img{height:100%}.two-column-sections{display:grid;grid-template-columns:1fr 1fr;gap:45px}.two-column-sections>section:last-child{grid-column:1/-1;max-width:800px}.design-03.kind-neirong .hero{display:flex;flex-direction:column-reverse}.design-03.kind-neirong .hero-media img{max-height:500px}
/* 04: directory, left navigation */
.design-04{--bg:#f1f5f8;--accent:#1e648a;--surface:#fff;--line:#d6e0e9;--tint:#e5eff5}.directory-layout,.docs-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:55px}.directory-layout>aside,.docs-layout>aside{border-right:1px solid var(--line);padding-right:25px}.directory-layout .hero-copy{padding-top:0}.directory-layout .note-box{padding:20px;margin-top:36px}.directory-layout .topic-grid{margin:30px 0 45px}.directory-layout .topic-grid>a{padding:24px}.docs-layout>aside{position:sticky;top:20px;align-self:start}.design-04.kind-neirong .hero{border-bottom:1px solid var(--line);padding-bottom:15px}
/* 05: text-only literary reading */
.design-05{--bg:#faf8f2;--accent:#505744;--surface:#faf8f2;--line:#d9d7cc}.design-05 .brand-mark{display:none}.design-05 .hero{text-align:center;margin:25px 0 45px}.design-05 .hero .intro{margin:24px auto}.design-05 .hero .eyebrow{letter-spacing:.25em}.design-05 .reading-column>.pullquote{text-align:center;border-top:0}.design-05 .article-sections>section{padding-top:25px}.design-05 .section-num{text-align:center}.design-05 .article-sections h2{font:30px/1.4 Georgia,serif;text-align:center}
/* 06: image portfolio */
.design-06{--bg:#fff;--surface:#fff;--ink:#192d2b;--accent:#146b60;--line:#d9e5e1;--tint:#eef5f2}.design-06 .hero{position:relative}.design-06.kind-shouye .hero-media img{aspect-ratio:21/10;max-height:620px}.design-06.kind-shouye .hero-copy{background:var(--surface);margin:-95px 50px 0;position:relative;padding:35px 42px;max-width:720px;border:1px solid var(--line)}.design-06 .gallery-grid .story-card{border:0}.design-06 .gallery-grid img{aspect-ratio:4/5}.design-06 .story-copy{padding:22px 0}.design-06 .categories{justify-content:center}.design-06.kind-neirong .hero{display:flex;flex-direction:column-reverse;text-align:center}.design-06.kind-neirong .hero .intro{margin:25px auto}
/* 07: numbered selection */
.design-07{--bg:#f4f5f2;--surface:#fff;--accent:#28705b;--line:#cddbd1;--tint:#e4eee8}.design-07.kind-shouye .hero{max-width:850px;border-bottom:3px solid var(--ink);padding-bottom:30px}.design-07 .number-layout>.link-list li{padding:30px 0;gap:30px}.design-07 .number-layout>.link-list h3{font-size:28px}.design-07 .number-layout>.link-list .ordinal{font-size:65px}.numbered-sections>section{display:grid;grid-template-columns:80px minmax(0,1fr);gap:20px;border-top:1px solid var(--line);padding:28px 0}.numbered-sections .section-num{font-size:60px;border:0;padding:0;line-height:1}.numbered-sections h2{margin-top:0}
/* 08: chronological composition */
.design-08{--bg:#eef2f9;--surface:#fff;--accent:#5263a7;--line:#d5dcee;--tint:#e1e8f6}.design-08 .hero{max-width:820px}.design-08 .event{border-radius:14px}.design-08.kind-neirong .timeline-layout{grid-template-columns:minmax(250px,1fr) minmax(0,1.8fr)}.design-08.kind-neirong .timeline-layout>aside{position:sticky;top:18px;align-self:start}.design-08.kind-neirong h1{font-size:44px}
/* 09: expandable questions */
.design-09{--bg:#f7f3fb;--surface:#fff;--accent:#75529c;--line:#dfd5ec;--tint:#ece3f5}.design-09 .question-layout .hero-copy{padding-top:5px}.design-09 .faq details{border:1px solid var(--line);border-radius:8px;margin-bottom:12px}.design-09.kind-neirong .question-layout{grid-template-columns:minmax(0,2fr) minmax(240px,1fr)}.design-09.kind-neirong .hero{max-width:860px}.design-09 .story-card{border-radius:10px}
/* 10: comparison sheet */
.design-10{--bg:#f6f7fa;--surface:#fff;--accent:#375478;--line:#d3dce6;--tint:#e9eef5}.design-10 .hero{max-width:850px}.design-10 .compare tbody tr:nth-child(even){background:var(--bg)}.design-10 .equal-columns{margin-top:42px}.design-10 .site-header{border-top:6px solid var(--accent)}
/* 11: step-based guide */
.design-11{--bg:#f7f5ea;--surface:#fffdf4;--accent:#637037;--line:#dedfc5;--tint:#edf0d9}.design-11.kind-shouye .hero{display:grid;grid-template-columns:1.1fr 1fr;gap:55px;align-items:center}.design-11 .hero-media img{aspect-ratio:1}.design-11 .step-strip{margin:45px 0}.step-sections>section{display:grid;grid-template-columns:80px minmax(0,1fr);gap:30px;max-width:920px;margin:0 auto 48px}.step-sections .section-num{background:var(--accent);color:white;width:65px;height:65px;border:0;border-radius:50%;padding:10px 0;text-align:center;font-size:28px}.step-sections h2{margin-top:0}.design-11 .story-card{background:transparent;border:0}.design-11 .story-copy{padding-left:0;padding-right:0}
/* 12: compact digest */
.design-12{--bg:#f4f5f6;--surface:#fff;--accent:#ba4e35;--line:#dedfe1;--tint:#f5e7e1}.digest-head{display:grid;grid-template-columns:2fr 1fr;gap:40px;align-items:center}.digest-head .hero{margin:0}.compact-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}.compact-grid .story-copy{padding:18px}.compact-grid .story-copy h2{font-size:20px}.design-12.kind-shouye .link-list ol{display:grid;grid-template-columns:1fr 1fr;gap:0 35px}.digest-article{display:grid;grid-template-columns:minmax(210px,1fr) minmax(0,2fr);gap:40px;align-items:start}.digest-article .checklist{grid-column:1/-1}.digest-sections>section{border:1px solid var(--line);background:white;padding:25px;margin-bottom:20px}.digest-sections .section-num{border:0;padding:0}.digest-sections h2{margin-top:12px}
/* 13: cover and dossier index */
.design-13{--bg:#edeff0;--surface:#f8f9fa;--accent:#566f79;--line:#cdd4d7;--tint:#dce5e8}.dossier-cover{display:grid;grid-template-columns:minmax(0,2.7fr) minmax(230px,1fr);gap:0;border:1px solid var(--line)}.dossier-cover .hero{margin:0;background:var(--surface)}.dossier-cover .hero-copy{padding:30px}.dossier-cover>aside{padding:30px;background:var(--tint)}.dossier-cover .hero-media img{aspect-ratio:16/8}.dossier-body{display:grid;grid-template-columns:250px minmax(0,1fr);gap:65px}.dossier-body .note-box{padding:22px}.design-13.kind-neirong .hero{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center}.design-13.kind-neirong .hero-media img{aspect-ratio:1}
/* 14: alternating image/text */
.design-14{--bg:#fff8f0;--surface:#fffaf5;--accent:#a56036;--line:#ead8c5;--tint:#f4e7d5}.design-14.kind-shouye>.main>.hero{max-width:850px;margin-bottom:65px}.design-14 .alternates>article>div{padding:25px 0}.alternate-sections>section{position:relative;display:grid;grid-template-columns:50px 1fr;gap:20px;border-bottom:1px solid var(--line);padding-bottom:45px}.alternate-sections .section-copy{display:grid;grid-template-columns:1fr 1fr;gap:20px 35px}.alternate-sections h2{grid-column:1/-1}.alternate-sections img{grid-row:2/4;margin:0;height:100%;min-height:260px;aspect-ratio:4/5}.alternate-sections p{margin:0}.alternate-sections section:nth-child(even) img{grid-column:2}.alternate-sections section:nth-child(even) p{grid-column:1}
/* 15: navigable topic atlas */
.design-15{--bg:#f1f6f2;--surface:#fff;--accent:#396f51;--line:#cedecf;--tint:#e0ece1}.atlas-head{display:grid;grid-template-columns:2fr 1fr;gap:55px;align-items:center}.atlas-head .hero{margin:0}.design-15 .topic-grid{gap:16px;border:0}.design-15 .topic-grid>a{border:1px solid var(--line);min-height:190px}.design-15 .topic-grid>a:nth-child(even){background:var(--tint)}.design-15 .equal-columns .card-grid{grid-template-columns:1fr 1fr;gap:18px}.atlas-article{display:grid;grid-template-columns:200px minmax(0,1fr);gap:55px}.atlas-article>aside{border-right:1px solid var(--line);padding-right:22px}.atlas-article .toc{display:flex;flex-direction:row;flex-wrap:wrap;gap:12px 24px}.atlas-article .toc strong{width:100%}.tree-sections{border-left:2px solid var(--line);padding-left:32px}.tree-sections .section-num{position:relative}.tree-sections .section-num:before{content:"";position:absolute;width:12px;height:12px;left:-39px;top:24px;background:var(--accent);border-radius:50%}
/* 16: wide dispatch */
.design-16{--bg:#f2f6f8;--surface:#fff;--accent:#246a8b;--line:#d5e1e6;--tint:#e1eef4}.design-16 .hero{display:grid;grid-template-columns:40% minmax(0,1fr);background:var(--accent);color:white;margin-bottom:36px}.design-16 .hero-copy{padding:40px}.design-16 .hero-media img{height:100%;min-height:380px;aspect-ratio:1}.design-16 .hero p,.design-16 .hero .eyebrow,.design-16 .byline{color:#e4f0f7}.design-16 .hero .cta{background:white;color:var(--accent)}.dispatch-body{display:grid;grid-template-columns:minmax(0,2fr) minmax(230px,1fr);gap:60px}.dispatch-body>aside>*+*{margin-top:35px}
/* 17: dark full-image poster */
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/* 18: bento dashboard */
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/* 19: upright book covers */
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/* 20: field notebook */
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