:root{--paper:#F3F1EC;--surface:#FBFAF7;--ink:#141517;--sub:#45474B;--muted:#6B6D71;--line:#CFCBC1;--signal:#E2471C;--tint:#F6D9CD;--sans:'Golos Text',Arial,sans-serif;--serif:'Source Serif 4',Georgia,serif;--mono:'JetBrains Mono',monospace}
*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.5}body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}a:hover{text-decoration-color:var(--signal)}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}button{border-radius:0}img{display:block;max-width:100%;height:auto}svg{max-width:100%}h1,h2,h3,p,figure{margin-top:0}h1,h2,h3{text-wrap:pretty}h1{font-size:clamp(44px,6.8vw,104px);line-height:.95;letter-spacing:-.05em;font-weight:800}h2{font-size:40px;line-height:1.1;letter-spacing:-.03em}h3{line-height:1.25;letter-spacing:-.025em}p{margin-bottom:1em}button,a,input,select,textarea{touch-action:manipulation}input,textarea,select{border:1px solid var(--line);background:var(--surface);border-radius:0;max-width:100%;padding:12px 14px}input:focus,textarea:focus,select:focus{outline:2px solid var(--ink);outline-offset:2px}:focus-visible{outline:2px solid var(--signal);outline-offset:4px}[hidden]{display:none!important}.wrap{max-width:1440px;margin-inline:auto;padding-inline:48px}.serif{font-family:var(--serif);font-size:21px;line-height:1.5}.mono{font-family:var(--mono);font-size:12px}.muted{color:var(--muted)}.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.06em;line-height:1.5;text-transform:uppercase}.eyebrow span{font-family:var(--sans);font-size:13px;letter-spacing:0;text-transform:none;color:var(--sub)}.signal{background:var(--signal);color:var(--ink);padding:4px 8px;display:inline-block}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:999;top:4px;left:4px;transform:translateY(-150%);background:var(--ink);color:var(--paper);padding:12px}.skip-link:focus{transform:none}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:46px;padding:10px 18px;border:1.5px solid var(--ink);font-weight:600;background:transparent;line-height:1.3;text-align:center}.button:hover{background:var(--ink);color:var(--paper)}.text-link{display:inline-block;border:0;background:none;padding:4px 0;border-bottom:1.5px solid var(--signal);font-weight:600}.icon-button{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:0;font-size:32px;flex:none}.icon-button svg,.header-search svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7}.breadcrumb{display:flex;gap:10px;font-size:13px;color:var(--sub);margin-bottom:28px;flex-wrap:wrap}.breadcrumb a:hover{text-decoration:underline}.section-space{padding-top:48px;padding-bottom:64px}.section-heading{display:flex;align-items:baseline;gap:16px;border-bottom:1px solid var(--ink);padding-bottom:12px;margin-bottom:28px}.section-heading h2{margin:0;font-size:40px}.section-link{margin-left:auto;font-size:14px;flex:none}.section-link span{color:var(--signal)}.dimension-rule{display:flex;align-items:center;gap:7px;height:16px}.dimension-rule i{height:16px;width:2px;background:currentColor}.dimension-rule span{flex:1;height:1px;background:currentColor}.dimension-rule b{width:9px;height:9px;background:var(--signal);transform:rotate(45deg);margin:0 3px}
/* Five header widths share one semantic navigation. */
.site-header{border-bottom:1px solid var(--ink);background:var(--paper);z-index:50;position:relative}.utility{display:flex;justify-content:space-between;align-items:center;height:32px;border-bottom:1px solid var(--line);font-size:12px;color:var(--sub)}.utility div{display:flex;gap:24px}.brand-row{height:80px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:flex-end;gap:7px;flex:none;color:var(--ink)}.brand-lockup{width:260px;height:52px;display:block;overflow:visible}.domain{font-size:11px;align-self:flex-end;line-height:20px}.header-search{margin-left:auto;display:flex;align-items:center;position:relative;max-width:530px;flex:1}.header-search input{width:100%;height:44px;background:transparent;border-color:var(--ink);padding-right:48px;font-size:14px}.header-search button{position:absolute;right:0;top:0;width:44px;height:44px;background:none;border:0;display:flex;align-items:center;justify-content:center}.menu-button{height:44px;display:flex;gap:12px;align-items:center;padding:0 14px;border:1px solid var(--ink);background:transparent;font-weight:600;font-size:14px}.menu-button span:last-child{font-size:21px;line-height:1}.mobile-label,.mobile-search{display:none}.primary-nav{display:flex;justify-content:space-between;gap:20px;height:48px;align-items:center;border-top:1px solid var(--line);font-weight:600;font-size:16px}.primary-nav a{white-space:nowrap;padding:10px 0;border-bottom:3px solid transparent}.primary-nav a:hover,.primary-nav a[aria-current]{border-color:var(--signal)}.intent-nav{display:flex;align-items:center;gap:24px;min-height:46px;border-top:1px solid var(--line);font-size:14px}.intent-nav>span{color:var(--muted);font-size:12px}.intent-nav a{padding:11px 0;white-space:nowrap}.intent-nav a:hover{color:var(--signal)}.reading-progress{height:3px;background:var(--line);display:none}.reading-progress>span{display:block;height:100%;width:0;background:var(--signal)}
/* Lead story, varied cards and technical accents. */
.home-hero{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:48px;padding-top:40px;padding-bottom:64px}.hero-main,.hero-aside{min-width:0}.hero-image{width:100%;aspect-ratio:3/2;object-fit:cover}.image-caption{font-size:12px;color:var(--muted);margin:8px 0 26px}.hero-label{margin:28px 0 14px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}.home-hero h1{font-size:58px;line-height:1.02;letter-spacing:-.035em;font-weight:700;margin:0 0 22px}.home-hero h1 a:hover{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:6px}.hero-excerpt{max-width:740px;color:var(--sub)}.passport{display:flex;flex-wrap:wrap;border-top:1px solid var(--ink);border-bottom:1px solid var(--line);margin-top:26px}.passport>div{padding:12px 20px;border-right:1px solid var(--line);font-family:var(--mono);font-size:12px}.passport>div:first-child{padding-left:0}.passport>div:last-child{border:0}.passport small{display:block;font-family:var(--sans);font-size:12px;color:var(--muted);margin-bottom:3px}.rail-heading{border-top:4px solid var(--ink);padding-top:10px;padding-bottom:14px;font-weight:700;font-size:17px;display:flex;justify-content:space-between}.hero-aside .text-link{margin-top:24px}.story-card{min-width:0}.story-card>a{display:block}.story-card h3{margin:10px 0 12px;font-size:23px;font-weight:650}.story-card a:hover h3{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}.card-image{width:100%;aspect-ratio:3/2;object-fit:cover;margin-bottom:14px}.card-meta{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted);font-family:var(--mono);font-size:11px}.card-body p{font-family:var(--serif);color:var(--sub);font-size:17px;line-height:1.5}.brief{border-bottom:1px solid var(--line);padding:18px 0}.brief .card-image{display:none}.brief h3{font-size:24px;margin:8px 0 12px}.brief .eyebrow{color:var(--sub)}.brief:first-of-type{padding-top:8px}.task-section{padding-bottom:36px}.task-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}.task-grid a{padding:22px 18px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.task-grid a:hover{background:var(--ink);color:var(--paper)}.task-grid h3{font-size:25px;margin:0 0 12px;display:flex;justify-content:space-between;gap:12px}.task-grid h3 span{color:var(--signal)}.task-grid p{font-size:14px;line-height:1.45;margin:0;color:var(--sub)}.task-grid a:hover p{color:#C9CACC}.fresh-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px 24px}.fresh-grid .story-card:nth-child(4){border-top:4px solid var(--ink);padding-top:16px}.fresh-grid .story-card:nth-child(4) .card-image{display:none}.fresh-grid .story-card:nth-child(4) h3{font-size:30px}.fresh-grid .story-card:nth-child(5){background:var(--surface);border:1px solid var(--line);padding:16px}.fresh-grid .story-card:nth-child(5) .card-image{aspect-ratio:2/1}.fresh-grid .story-card:nth-child(6){border-top:1px solid var(--ink);padding-top:16px}.fresh-grid .story-card:nth-child(6) .card-image{display:none}.route-feature{display:grid;grid-template-columns:1fr 1fr;gap:64px}.route-feature h3{font-size:36px;line-height:1.05;margin:12px 0 18px}.route-feature .serif{color:var(--sub);max-width:520px}.route-stops{list-style:none;padding:0;margin:0;counter-reset:route}.route-stops li{position:relative;padding:0 0 26px 38px;border-left:1px solid var(--ink);margin-left:9px;counter-increment:route}.route-stops li:last-child{border-left-color:transparent;padding-bottom:0}.stop-dot{position:absolute;left:-9px;top:2px;width:18px;height:18px;background:var(--paper);border:1px solid var(--ink);transform:rotate(45deg)}.route-stops li:first-child .stop-dot{background:var(--signal)}.route-stops a{font-size:20px;font-weight:600;line-height:1.3;display:block}.route-stops a:hover{text-decoration:underline}.route-stops a:before{content:counter(route,decimal-leading-zero);display:block;font-family:var(--mono);font-weight:400;font-size:11px;color:var(--muted);margin-bottom:6px}.ai-section{background:var(--ink);color:var(--paper);padding-top:56px}.ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}.ai-grid h2{font-size:64px;line-height:.98;margin:20px 0}.ai-grid .eyebrow{color:var(--signal)}.ai-grid .serif{max-width:550px;color:#C9CACC}.inverse{border-color:var(--paper);color:var(--paper)}.inverse:hover{background:var(--paper);color:var(--ink)}.memory-map{border:1px solid var(--paper);align-self:start}.memory-map .rail-heading{border-top:0;padding:16px 20px;border-bottom:4px solid var(--paper)}.memory-map>div:not(:first-child){display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:15px 20px;border-bottom:1px solid #3A3C40;font-size:15px}.memory-map .mono{font-size:11px;color:#C9CACC}.memory-map p{font-size:13px;color:#A9AAAD;padding:14px 20px;margin:0}.ai-stories{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:36px}.ai-stories .brief{border-top:1px solid #3A3C40;border-bottom:0}.ai-stories .eyebrow,.ai-stories .eyebrow span,.ai-stories .card-meta{color:#A9AAAD}.ai-stories h3{font-size:22px}.workshop-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.workshop-grid h3{font-size:20px}.workshop-note{display:flex;align-items:center;gap:20px;border-top:1px solid var(--line);padding-top:18px;margin-top:24px;color:var(--sub)}.workshop-note .mono{font-size:30px;color:var(--signal)}.workshop-note p{margin:0;font-size:14px}.term-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 24px}.term-grid a{border-top:4px solid var(--ink);padding:16px 0;position:relative}.term-grid h3{font-size:26px;margin:0 0 12px;padding-right:18px}.term-grid p{font-size:15px;line-height:1.45;color:var(--sub);margin-bottom:0}.term-grid>a>span{position:absolute;right:0;top:16px;color:var(--signal)}.ecosystem-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px 24px}
/* Archives use a readable list; the saved grid remains optional. */
.archive-main{padding-top:40px;padding-bottom:80px}.archive-heading{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:64px;padding:24px 0 40px}.archive-heading h1{margin:16px 0 26px;font-size:96px}.archive-heading .serif{color:var(--sub);max-width:690px}.section-passport{border-top:4px solid var(--ink);align-self:end}.section-passport>div{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:12px;gap:20px}.section-passport b{font-weight:400}.direction-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-bottom:32px;border-top:1px solid var(--line);border-left:1px solid var(--line)}.direction-nav a{padding:18px;display:flex;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}.start-here{background:var(--ink);color:var(--paper);padding:24px 28px;margin-bottom:32px}.start-here>.eyebrow{margin-bottom:16px}.lead>a{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:28px;align-items:center}.lead h3{font-size:34px;line-height:1.1}.lead .card-body p{color:#C9CACC}.lead .eyebrow,.lead .eyebrow span,.lead .card-meta{color:#A9AAAD}.lead .card-image{margin:0}.archive-controls{display:flex;justify-content:space-between;align-items:center;border-top:4px solid var(--ink);border-bottom:1px solid var(--ink);padding:16px 0;margin-bottom:0;gap:20px}.filter-status{display:flex;align-items:center;gap:24px}.view-buttons{display:flex}.view-buttons button{width:46px;height:46px;font-size:26px;border:1px solid var(--ink);background:none;line-height:1}.view-buttons button[aria-pressed=true]{background:var(--ink);color:var(--paper)}.results-list .row>a{display:grid;grid-template-columns:240px minmax(0,1fr);gap:32px;align-items:start;padding:26px 0;border-bottom:1px solid var(--line)}.results-list .row h3{font-size:28px;line-height:1.15;margin:10px 0}.results-list .row .card-image{margin:0;aspect-ratio:3/2}.results-list .row.no-image>a{grid-template-columns:minmax(0,1fr)}.results-list .row.no-image .card-body{max-width:940px}.results-list[data-view=grid]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px 24px;padding-top:28px}.results-list[data-view=grid] .row>a{display:block;padding:0 0 20px;height:100%}.results-list[data-view=grid] .row .card-image{width:100%;margin-bottom:16px}.results-list[data-view=grid] .row h3{font-size:23px}.results-list[data-view=grid] .row .card-body p{font-size:16px}.pagination{padding:32px 0;font-family:var(--mono);font-size:13px}.pagination .nav-links{display:flex;gap:8px;flex-wrap:wrap}.pagination .page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;border:1px solid var(--line);padding:10px;margin:3px}.pagination .current{background:var(--ink);color:var(--paper);border-color:var(--ink)}.search-heading{padding:24px 0 40px}.search-heading h1{margin:18px 0 24px}.search-form{display:flex;gap:12px;max-width:800px}.search-form input{flex:1;min-width:0;border-color:var(--ink);font-size:18px;background:transparent}.empty-state{padding:40px 0;max-width:860px}.empty-state h2{font-size:32px}.task-links{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}.task-links a{display:block;border:1px solid var(--line);padding:12px 16px}.task-links a:hover{background:var(--ink);color:var(--paper)}
/* Article typography, provenance, interactive tables and saved checklists. */
.article-heading{padding-top:40px;padding-bottom:40px}.article-heading h1{font-size:72px;line-height:1.02;letter-spacing:-.04em;max-width:1200px;margin:20px 0 28px;font-weight:750}.article-deck{max-width:900px;font-size:25px;color:var(--sub)}.article-cover{max-width:1000px;margin:32px auto 0}.article-cover img{width:100%;aspect-ratio:3/2;object-fit:cover}.article-cover figcaption{font-size:13px;color:var(--muted);padding-top:8px}.article-layout{display:grid;grid-template-columns:220px minmax(0,700px) minmax(120px,1fr);gap:36px;align-items:start;padding-top:12px}.article-body{min-width:0}.article-toc{align-self:stretch;min-width:0}.toc-inner{position:sticky;top:24px}.article-toc ol{list-style:none;margin:0 0 24px;padding:0}.article-toc li{padding:9px 0;border-bottom:1px solid var(--line);line-height:1.4}.article-toc a{display:flex;gap:12px;font-size:13px}.article-toc a .mono{font-size:10px;flex:none;color:var(--muted);padding-top:2px}.article-toc a.active{font-weight:650;color:var(--signal)}.toc-progress{height:3px;background:var(--line)}.toc-progress>span{display:block;height:100%;width:0;background:var(--signal)}.reading-left{color:var(--muted);font-size:10px;margin-top:8px}.article-toc .text-link{font-size:12px;text-align:left}.article-note{border-top:1px solid var(--ink);padding-top:14px;font-size:14px;line-height:1.55;color:var(--sub)}.article-note .dimension-rule{margin:16px 0}.article-note .eyebrow{font-size:10px}.entry-content{font-family:var(--serif);font-size:20px;line-height:1.65;overflow-wrap:anywhere}.entry-content>p{margin-bottom:1.25em}.entry-content h2{font-family:var(--sans);font-size:34px;line-height:1.12;margin:44px 0 22px;letter-spacing:-.03em;scroll-margin-top:100px}.entry-content h3{font-family:var(--sans);font-size:25px;line-height:1.2;margin:30px 0 16px}.section-number{font-family:var(--mono);font-size:13px;font-weight:400;letter-spacing:0;color:var(--signal);display:block;margin-bottom:12px}.entry-content ul,.entry-content ol{padding-left:24px}.entry-content li{margin-bottom:12px}.entry-content a{border-bottom:1px solid var(--signal)}.entry-content blockquote{margin:28px 0;border-left:4px solid var(--signal);padding:8px 24px;font-size:23px}.entry-content code{font-family:var(--mono);font-size:.75em;padding:3px 6px;background:#E8E5DD;overflow-wrap:anywhere}.entry-content pre{font-family:var(--mono);font-size:13px;background:var(--ink);color:var(--paper);padding:20px;white-space:pre-wrap;overflow:auto}.entry-content figure{margin:32px 0}.entry-content figure img{width:100%;height:auto}.entry-content figcaption{font-family:var(--sans);font-size:13px;color:var(--muted);line-height:1.5;padding:10px 0;border-bottom:1px solid var(--line)}.entry-content .wp-block-image{margin-inline:0}.quick-answer{border-top:4px solid var(--ink);border-bottom:1px solid var(--line);padding:18px 0;margin-bottom:28px}.quick-answer p{font-family:var(--serif);font-size:22px;line-height:1.5;margin:12px 0 4px}.table-scroll{overflow-x:auto;margin:30px 0;max-width:100%}.entry-content table{width:100%;border-collapse:collapse;font-family:var(--sans);font-size:14px;line-height:1.5;min-width:560px}.entry-content th{border-top:4px solid var(--ink);border-bottom:1px solid var(--ink);font-weight:650;text-align:left;padding:14px 12px;background:var(--paper)}.entry-content td{padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:top}.entry-content td:not(:first-child){font-family:var(--mono);font-size:12px}.table-tools{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:16px 0;font-family:var(--sans);font-size:12px}.table-tools .button{font-size:12px;min-height:44px;padding:8px 12px}.table-tools label{display:flex;align-items:center;gap:8px}.table-tools select{max-width:185px;font-size:12px;min-height:44px;padding:8px}.table-pickers,.compare-cards{display:none}.compare-card{border-top:4px solid var(--ink);margin:16px 0;padding-top:12px;font-family:var(--sans);font-size:14px}.compare-card h3{font-size:17px;margin:0 0 12px}.compare-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.compare-pair>div{background:var(--surface);border:1px solid var(--line);padding:14px;min-width:0}.compare-pair small{display:block;color:var(--muted);font-size:11px;margin-bottom:6px}.compare-pair span{font-size:13px;line-height:1.45}.mobile-toc{display:none}.article-end h2{font-size:28px;margin:0 0 20px}.reader-checklist{border-top:4px solid var(--ink);padding-top:20px;margin-top:40px}.reader-checklist .muted{font-size:12px}.reader-checklist label{display:flex;gap:14px;padding:13px 0;border-bottom:1px solid var(--line);font-size:15px;align-items:start}.reader-checklist input{width:20px;height:20px;flex:none;accent-color:var(--ink);margin-top:2px}.reader-checklist label:has(input:checked) span{color:var(--muted);text-decoration:line-through}.article-faq{margin-top:40px}.article-faq details{border-bottom:1px solid var(--line)}.article-faq summary{padding:16px 26px 16px 0;font-weight:600;cursor:pointer;font-size:17px}.article-faq p{font-family:var(--serif);font-size:18px;line-height:1.5}.article-sources{margin:44px 0 28px;border-top:1px solid var(--ink);padding-top:24px;font-size:14px;scroll-margin-top:100px}.article-sources>p{color:var(--sub)}.article-sources ol{padding-left:20px}.article-sources li{margin:15px 0;overflow-wrap:anywhere}.article-sources a{border-bottom:1px solid var(--signal)}.article-sources small{display:block;color:var(--muted);font-size:11px;margin-top:5px}.article-tools{display:flex;gap:12px;flex-wrap:wrap;padding-top:20px;border-top:1px solid var(--ink)}.article-tools .button{font-size:14px}.share-status{font-size:12px;align-self:center}.correction-note{font-size:12px;color:var(--muted);margin:18px 0 0}.related{margin-top:40px}
/* Utility pages follow the same editorial hierarchy. */
.page-main,.about-main,.routes-main,.glossary-main,.contacts-main{padding-top:48px;padding-bottom:80px}.page-main>h1,.routes-main>h1,.glossary-main>h1{margin:20px 0 32px}.page-deck{max-width:760px;font-size:24px;color:var(--sub)}.page-content{max-width:850px}.about-heading h1{margin:28px 0 56px;font-size:104px;line-height:.95}.about-heading h1>span{color:var(--signal)}.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:80px;border-top:1px solid var(--ink);padding-top:28px}.about-intro .serif{font-size:24px}.about-intro>p:not(.serif){font-size:17px;color:var(--sub)}.about-questions>a{display:grid;grid-template-columns:70px 1fr auto;gap:24px;align-items:baseline;padding:23px 0;border-bottom:1px solid var(--line)}.about-questions h3{margin:0;font-size:30px}.about-questions>a>span:last-child{font-size:13px;color:var(--sub)}.method-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}.method-grid article{border-top:4px solid var(--ink);padding-top:18px}.method-grid h3{font-size:25px;margin:12px 0}.method-grid p{font-size:16px;color:var(--sub)}.provenance{font-family:var(--mono);font-size:38px;color:var(--signal)}.about-topics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.about-topics>a{border-top:1px solid var(--ink);padding-top:18px}.about-topics h3{font-size:25px;margin:0 0 12px}.about-principles h3{font-size:26px;margin:0 0 12px}.about-principles p{color:var(--sub);margin-bottom:28px}.route-page{border-top:4px solid var(--ink);padding-top:24px;margin-top:64px}.route-page>h2{font-size:40px;max-width:780px}.route-page>.serif{color:var(--sub)}.route-page .route-stops{margin:30px 0 10px;max-width:880px}.route-page .route-stops h3{font-size:25px;margin:8px 0 12px}.route-page .route-stops a:hover{text-decoration:none}.route-page .route-stops a:hover h3{text-decoration:underline}.glossary-search{display:flex;align-items:center;gap:20px;border-top:4px solid var(--ink);padding:20px 0;margin-top:40px;flex-wrap:wrap}.glossary-search label{font-weight:600}.glossary-search input{min-width:220px;flex:1;max-width:620px}.glossary-search>.mono{margin-left:auto;color:var(--muted)}.glossary-list article{display:grid;grid-template-columns:220px 1fr 130px;gap:28px;align-items:baseline;padding:24px 0;border-top:1px solid var(--line)}.glossary-list h2{font-size:25px;margin:0}.glossary-list p{font-family:var(--serif);font-size:19px;margin:0;line-height:1.5}.glossary-list article>a{font-size:13px;border-bottom:1px solid var(--signal);justify-self:end}.contacts-main h1{font-size:88px;line-height:.98;margin:28px 0 48px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}.contact-grid>.serif{font-size:23px}.contact-grid .muted{font-family:var(--sans);font-size:15px}.sitemap-posts{display:grid;grid-template-columns:1fr 1fr;gap:0 32px}.sitemap-posts a{padding:16px 0;border-bottom:1px solid var(--line);font-size:16px}.not-found{padding-block:80px;min-height:70vh}.not-found h1{font-size:88px;margin:28px 0}.not-found>.serif{max-width:720px}
/* Dialogs and feedback retain keyboard support. */
.site-dialog{background:var(--paper);color:var(--ink);border:1px solid var(--ink);width:min(760px,calc(100vw - 48px));max-width:none;max-height:90dvh;padding:28px 32px;overflow:auto;margin:auto}.site-dialog::backdrop{background:rgba(20,21,23,.5);backdrop-filter:blur(3px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:4px solid var(--ink);padding-bottom:16px;margin-bottom:24px}.dialog-head h2{font-size:32px;margin:0}.menu-dialog{width:min(1020px,calc(100vw - 48px))}.menu-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}.menu-grid h2{font-size:28px;margin:0 0 16px}.menu-grid a{display:flex;align-items:baseline;justify-content:space-between;gap:14px;min-height:48px;padding:12px 0;border-bottom:1px solid var(--line);font-size:17px}.menu-grid a:hover{color:var(--signal)}.menu-grid .mono{font-size:10px;white-space:nowrap}.filter-form{display:grid;grid-template-columns:1fr 1fr;gap:24px}.filter-form>label{display:flex;flex-direction:column;gap:10px;font-size:14px;font-weight:600}.filter-form>p,.filter-actions{grid-column:1/-1}.filter-form>p{margin:0;font-size:12px}.filter-actions{display:flex;gap:24px;align-items:center}.report-form{display:flex;flex-direction:column;gap:20px}.report-form>label:not(.consent){display:flex;flex-direction:column;gap:10px;font-size:14px;font-weight:500}.report-form input,.report-form textarea{width:100%}.report-form textarea{resize:vertical}.report-form .consent{display:flex;align-items:start;gap:12px;font-size:12px;line-height:1.5}.consent input{width:18px;height:18px;flex:none;margin-top:0}.consent a{border-bottom:1px solid var(--signal)}.form-status{font-size:14px;margin:0}.form-status:empty{display:none}.honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.report-form .button{align-self:flex-start}
/* The dimension line links the sign and the footer. */
.site-footer{background:var(--ink);color:var(--paper);padding:56px 0 24px;margin-top:20px}.footer-top{display:flex;justify-content:space-between;gap:60px;align-items:center;margin-bottom:40px}.footer-top .brand{color:var(--paper)}.footer-top .brand-lockup{width:470px;height:94px}.footer-top p{font-family:var(--serif);font-size:25px;line-height:1.4;max-width:440px;margin:0}.site-footer .dimension-rule{margin-bottom:40px}.footer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:64px;margin-bottom:48px}.footer-grid h2{font-size:17px;margin:0 0 20px;letter-spacing:0}.footer-grid a{display:block;font-size:14px;padding:6px 0;line-height:1.4}.footer-grid a:hover{text-decoration:underline;text-decoration-color:var(--signal)}.footer-grid p{font-size:13px;color:#A9AAAD;line-height:1.5;margin-top:16px;max-width:360px}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:20px;border-top:1px solid #3A3C40;color:#A9AAAD;font-size:11px}.footer-bottom button{background:none;color:var(--paper);border:0;padding:12px 0;font-size:12px}
@media(min-width:1024px) and (max-width:1279px){.utility{display:none}.wrap{padding-inline:32px}.brand-row{height:76px}.brand-lockup{width:240px;height:48px}.primary-nav{font-size:13px;gap:14px;height:50px}.intent-nav{display:none}.article-layout{grid-template-columns:190px minmax(0,1fr);gap:32px}.article-note{grid-column:2;max-width:600px}.home-hero{gap:32px}.home-hero h1{font-size:48px}.archive-heading h1{font-size:80px}.about-heading h1{font-size:88px}.passport>div{padding-inline:14px}}
@media(min-width:768px) and (max-width:1023px){.wrap{padding-inline:32px}.utility,.primary-nav,.domain{display:none}.brand-row{height:78px;gap:16px}.brand-lockup{width:200px;height:40px}.header-search{max-width:none}.menu-button{padding-inline:10px}.desktop-label{display:none}.mobile-label{display:inline}.intent-nav{gap:24px;overflow-x:auto;scrollbar-width:thin}.intent-nav a{flex:none}.home-hero{gap:28px;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr)}.home-hero h1{font-size:42px}.brief h3{font-size:20px}.task-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.fresh-grid,.ecosystem-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.workshop-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.term-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ai-grid{gap:36px}.ai-grid h2{font-size:48px}.ai-stories h3{font-size:19px}.article-layout{grid-template-columns:180px minmax(0,1fr);gap:28px}.article-note{grid-column:2;max-width:600px}.article-heading h1{font-size:58px}.article-deck{font-size:23px}.archive-heading{gap:32px}.archive-heading h1{font-size:70px}.results-list .row>a{grid-template-columns:180px minmax(0,1fr);gap:24px}.results-list .row h3{font-size:24px}.results-list[data-view=grid]{grid-template-columns:repeat(2,minmax(0,1fr))}.about-heading h1{font-size:72px}.about-intro,.contact-grid{gap:36px}.contacts-main h1{font-size:70px}.glossary-list article{grid-template-columns:170px 1fr;gap:24px}.glossary-list article>a{grid-column:2;justify-self:start}.footer-top .brand-lockup{width:340px;height:68px}.footer-top p{font-size:20px}.footer-grid{gap:28px}}
@media(max-width:767px){html{scroll-padding-top:112px}.wrap{padding-inline:20px}body{font-size:15px}h1{font-size:44px;line-height:1.02;letter-spacing:-.04em}h2{font-size:29px}.serif{font-size:18px}.eyebrow{font-size:10px}.eyebrow span{font-size:11px}.section-space{padding-top:32px;padding-bottom:36px}.section-heading{gap:10px;margin-bottom:20px;flex-wrap:wrap;padding-bottom:10px}.section-heading h2{font-size:28px;line-height:1.1}.section-link{font-size:11px}.section-heading>.mono{font-size:10px}.breadcrumb{font-size:11px;margin-bottom:22px;gap:8px}.site-header{position:sticky;top:0}.utility,.primary-nav,.header-search,.domain,.desktop-label{display:none}.mobile-label{display:inline}.brand-row{height:72px;padding-inline:20px;gap:6px}.brand-lockup{width:180px;height:36px}.brand{margin-right:auto}.mobile-search{display:inline-flex}.menu-button{border:0;padding:0 0 0 8px;gap:8px;font-size:12px;min-width:64px}.menu-button span:last-child{font-size:20px}.intent-nav{overflow-x:auto;gap:20px;min-height:46px;scrollbar-width:none;padding-right:20px}.intent-nav>span{font-size:10px;white-space:nowrap}.intent-nav a{font-size:13px;flex:none;min-height:44px;display:flex;align-items:center}.reading-header .intent-nav,.site-header.is-scrolled .intent-nav{display:none}.reading-header .brand-row,.site-header.is-scrolled .brand-row{height:56px}.reading-header .brand-lockup,.site-header.is-scrolled .brand-lockup{width:160px;height:32px}.reading-header .reading-progress{display:block}.home-hero{display:block;padding-top:20px;padding-bottom:36px}.hero-image{aspect-ratio:4/3}.image-caption{margin:8px 0 20px;font-size:11px}.home-hero h1{font-size:34px;line-height:1.05;letter-spacing:-.035em;margin-bottom:18px}.hero-label{margin-top:22px;gap:9px}.hero-excerpt{font-size:18px;line-height:1.5}.passport{margin-top:22px;display:grid;grid-template-columns:1fr 1fr}.passport>div{padding:10px 12px;border-bottom:1px solid var(--line);font-size:10px;min-width:0;overflow-wrap:anywhere}.passport>div:first-child{padding-left:12px}.passport>div:nth-child(even){border-right:0}.passport>div:last-child{border-bottom:1px solid var(--line)}.passport small{font-size:10px}.hero-aside{margin-top:36px}.hero-aside .rail-heading{font-size:16px}.hero-aside .brief{padding:14px 0}.hero-aside .brief h3{font-size:20px}.hero-aside .brief:nth-of-type(n+4){display:none}.task-section{padding-bottom:12px}.task-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.task-grid a{padding:17px 13px}.task-grid h3{font-size:20px;gap:6px;margin-bottom:8px}.task-grid p{font-size:12px}.task-grid a:last-child{grid-column:1/-1}.fresh-grid{display:block}.fresh-grid>.story-card{padding:20px 0;border-bottom:1px solid var(--line)}.fresh-grid>.story-card:first-child{padding-top:0}.fresh-grid>.story-card:nth-child(4){margin-top:20px}.story-card h3{font-size:22px;line-height:1.2}.fresh-grid .story-card:nth-child(4) h3{font-size:28px}.fresh-grid>.story-card:nth-child(5){margin-top:20px}.card-meta{font-size:10px;gap:12px}.route-feature{display:block}.route-feature h3{font-size:30px}.route-feature .serif{font-size:18px}.route-stops{margin-top:28px}.route-stops a{font-size:18px}.ai-section{padding:34px 0}.ai-grid{display:block}.ai-grid h2{font-size:38px;line-height:1.02}.ai-grid .serif{font-size:18px}.ai-grid .button{width:100%;font-size:13px}.memory-map{margin-top:26px}.memory-map .rail-heading{font-size:14px;padding:14px}.memory-map>div:not(:first-child){gap:12px;padding:14px;font-size:13px}.memory-map .mono{font-size:10px}.memory-map p{padding:14px;font-size:11px}.ai-stories{display:block;margin-top:20px}.ai-stories .brief{padding:16px 0}.ai-stories h3{font-size:20px}.workshop-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px 16px}.workshop-grid .card-image{aspect-ratio:4/3;margin-bottom:10px}.workshop-grid h3{font-size:17px;line-height:1.25}.workshop-grid .eyebrow{font-size:8px;letter-spacing:0}.workshop-grid .eyebrow span{font-size:10px}.workshop-grid .card-meta{font-size:8px;gap:6px}.workshop-note{align-items:start;gap:14px}.workshop-note p{font-size:12px}.term-grid{grid-template-columns:1fr 1fr;gap:20px 16px}.term-grid h3{font-size:22px}.term-grid p{font-size:12px}.ecosystem-grid{grid-template-columns:1fr 1fr;gap:24px 16px}.ecosystem-grid .card-image{aspect-ratio:4/3}.ecosystem-grid h3{font-size:17px}.ecosystem-grid .eyebrow{font-size:8px;letter-spacing:0}.ecosystem-grid .eyebrow span{font-size:10px}.ecosystem-grid .card-meta{font-size:8px;gap:6px}.archive-main{padding-top:24px;padding-bottom:48px}.archive-heading{display:block;padding:6px 0 28px}.archive-heading h1{font-size:46px;line-height:.98;margin:16px 0 22px}.archive-heading .serif{font-size:18px}.section-passport{margin-top:28px}.section-passport>div{font-size:11px;padding:10px 0}.direction-nav{display:flex;overflow-x:auto}.direction-nav a{min-width:210px;flex:none;font-size:13px;padding:14px}.start-here{margin-inline:-20px;padding:24px 20px;margin-bottom:24px}.lead>a{display:block}.lead h3{font-size:26px}.lead .card-image{margin-bottom:16px}.lead .card-body p{font-size:17px}.archive-controls{padding:12px 0;gap:12px}.filter-status{gap:10px;flex:1;min-width:0}.filter-status>.mono{font-size:10px}.filter-open{font-size:12px;padding:8px 12px;min-height:44px}.view-buttons button{width:44px;height:44px;font-size:24px}.results-list .row>a{grid-template-columns:96px minmax(0,1fr);gap:14px;padding:20px 0}.results-list .row .card-image{aspect-ratio:1;object-fit:cover}.results-list .row h3{font-size:18px;line-height:1.25;margin:8px 0}.results-list .row .eyebrow{font-size:8px;letter-spacing:0}.results-list .row .eyebrow span{font-size:10px}.results-list .row .card-body p{display:none}.results-list .row .card-meta{font-size:8px;gap:7px}.results-list[data-view=grid]{grid-template-columns:1fr;gap:24px}.results-list[data-view=grid] .row h3{font-size:23px}.results-list[data-view=grid] .row .card-image{aspect-ratio:3/2}.results-list[data-view=grid] .row .card-body p{display:block;font-size:17px}.search-heading{padding:8px 0 28px}.search-heading h1{font-size:44px;margin:18px 0}.search-form{gap:8px}.search-form input{font-size:15px;padding:12px;min-width:0}.search-form .button{font-size:13px;padding-inline:14px}.empty-state{padding-block:28px}.empty-state h2{font-size:25px}.task-links{gap:8px}.task-links a{font-size:12px;padding:12px}.article-heading{padding-top:24px;padding-bottom:24px}.article-heading h1{font-size:36px;line-height:1.07;letter-spacing:-.035em;margin:18px 0 22px}.article-deck{font-size:20px;line-height:1.5}.article-cover{margin:24px 0 0}.article-cover img{aspect-ratio:4/3}.article-cover figcaption{font-size:11px}.mobile-toc{display:flex;align-items:center;gap:10px;position:sticky;top:59px;background:var(--paper);padding:7px 20px;border-top:1px solid var(--line);border-bottom:1px solid var(--ink);z-index:40;height:48px}.mobile-toc label{font-family:var(--mono);font-size:10px;flex:none}.mobile-toc select{flex:1;min-width:0;font-size:12px;padding:6px 24px 6px 8px;background:transparent;border:0;height:32px}.article-layout{display:flex;flex-direction:column;gap:28px;padding-top:24px}.article-toc{display:none}.article-body{width:100%}.article-note{order:2;width:100%;font-size:14px}.article-note .dimension-rule{max-width:180px}.entry-content{font-size:18px;line-height:1.65}.entry-content h2{font-size:27px;line-height:1.12;margin-top:34px;scroll-margin-top:120px}.entry-content h3{font-size:22px}.entry-content ul,.entry-content ol{padding-left:22px}.entry-content blockquote{font-size:20px;padding-inline:18px}.entry-content figure{margin-block:26px}.entry-content figcaption{font-size:12px}.quick-answer{padding:16px 0}.quick-answer p{font-size:20px}.entry-content table{min-width:530px}.table-tools{font-size:11px;gap:8px}.table-pickers{display:flex;gap:8px;flex-wrap:wrap;width:100%;align-items:center}.table-pickers label{flex:1;min-width:0}.table-pickers select{min-width:0;width:100%;max-width:100%;font-size:11px;padding:8px 6px}.table-scroll.has-comparison{overflow:visible}.table-scroll.has-comparison>table{display:none}.compare-cards{display:block}.reader-checklist label{font-size:14px}.article-end h2{font-size:25px}.article-faq summary{font-size:16px}.article-tools .button{font-size:12px;flex:1;padding:10px}.article-sources{font-size:13px}.related{margin-top:12px}.page-main,.about-main,.routes-main,.glossary-main,.contacts-main{padding-top:28px;padding-bottom:48px}.page-deck{font-size:20px}.about-heading h1{font-size:46px;line-height:1;margin:24px 0 32px}.about-intro{display:block;padding-top:22px}.about-intro .serif{font-size:21px}.about-intro>p:not(.serif){font-size:15px}.about-questions>a{grid-template-columns:30px 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32px}.contact-grid{display:block}.contact-grid>.serif{font-size:20px;margin-bottom:32px}.sitemap-posts{grid-template-columns:1fr}.not-found{padding-block:44px}.not-found h1{font-size:44px;line-height:1.05;margin:24px 0}.site-dialog{width:calc(100vw - 24px);max-height:92dvh;padding:20px}.dialog-head{gap:12px;padding-bottom:12px;margin-bottom:22px}.dialog-head h2{font-size:27px}.menu-grid{display:block}.menu-grid>div+div{margin-top:32px}.menu-grid h2{font-size:25px}.menu-grid a{font-size:16px}.filter-dialog{margin:auto 0 0;width:100%;max-height:90dvh;border:0;border-top:4px solid var(--ink)}.filter-form{grid-template-columns:1fr;gap:18px}.filter-form>p,.filter-actions{grid-column:auto}.filter-actions{gap:18px}.filter-actions .button{font-size:13px;flex:1}.report-form>label:not(.consent){font-size:13px}.site-footer{padding-top:36px;margin-top:12px}.footer-top{display:block;margin-bottom:28px}.footer-top .brand-lockup{width:100%;max-width:320px;height:auto;aspect-ratio:5/1}.footer-top p{font-size:21px;margin-top:24px;max-width:350px}.site-footer .dimension-rule{margin-bottom:28px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px 24px;margin-bottom:32px}.footer-grid>div:last-child{grid-column:1/-1}.footer-grid h2{font-size:15px;margin-bottom:14px}.footer-grid a{font-size:12px;min-height:34px;padding:8px 0}.footer-grid p{font-size:12px;max-width:100%}.footer-bottom{font-size:10px;gap:12px;flex-wrap:wrap}.footer-bottom>span:nth-child(2){display:none}.footer-bottom button{font-size:11px}.pagination .page-numbers{font-size:11px;min-width:44px;min-height:44px;padding:8px}}
@media(max-width:374px){.brand-lockup{width:164px;height:33px}.brand-row{gap:2px}.menu-button{font-size:11px;min-width:60px}.hero-label{font-size:9px;gap:8px}.home-hero h1{font-size:32px}.workshop-grid,.ecosystem-grid{grid-template-columns:1fr 1fr;gap:20px 12px}.workshop-grid h3,.ecosystem-grid h3{font-size:16px}.archive-controls{gap:8px}.filter-status{gap:8px}.filter-status>.mono{font-size:9px}.filter-open{font-size:11px;padding:8px}.article-heading h1{font-size:34px}.section-heading h2{font-size:26px}.section-link{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
.compact-tasks{display:none;position:relative;font-weight:500}.compact-tasks summary{cursor:pointer;min-height:44px;display:flex;align-items:center;white-space:nowrap;list-style:none}.compact-tasks[open] summary{color:var(--signal)}.compact-tasks>div{position:absolute;right:0;top:44px;min-width:210px;padding:10px 18px;background:var(--paper);border:1px solid var(--ink);z-index:80;box-shadow:0 10px 25px #14151720}.primary-nav .compact-tasks a{display:block;padding:10px 0;border-bottom:1px solid var(--line)}
@media(min-width:1024px) and (max-width:1279px){.compact-tasks{display:block}}
.article-route{padding:24px 0;margin:32px 0;border-top:4px solid var(--ink);border-bottom:1px solid var(--line)}.article-route h2{font-size:26px;margin:16px 0}.route-progress-line{display:flex;position:relative;justify-content:space-between;margin:24px 10px 28px}.route-progress-line:before{content:'';position:absolute;top:50%;height:1px;background:var(--ink);left:0;right:0}.route-progress-line span{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--paper);border:1px solid var(--ink);position:relative;font-family:var(--mono);font-size:11px;transform:rotate(45deg)}.route-progress-line span.current{background:var(--signal)}.route-progress-line span.before{background:var(--ink);color:var(--paper)}.article-route .button{margin-right:20px;font-size:13px}.article-route .text-link{font-size:13px}
.entry-content h2,.article-sources{scroll-margin-top:0}
h1,h2,h3{overflow-wrap:anywhere;hyphens:auto}
@media(min-width:1280px){.utility{height:24px}.brand-row{height:60px}.brand-lockup{width:240px;height:48px}.primary-nav{height:44px}.intent-nav{min-height:44px}}
#clearfy-cookie{border-radius:0!important;background:var(--surface)!important;color:var(--sub)!important;border-top:1px solid var(--line)!important;box-shadow:none!important;font-family:var(--sans)!important;font-size:12px!important;padding:10px 20px!important}
#clearfy-cookie .clearfy-cookie-container{max-width:1344px;margin:auto;display:flex;gap:16px;align-items:center;justify-content:center}
#clearfy-cookie-accept{background:var(--ink)!important;color:var(--paper)!important;border:1px solid var(--ink)!important;border-radius:0!important;min-width:44px;min-height:44px;font-family:var(--sans)!important;font-size:12px!important;margin:0!important;padding:8px 14px!important;flex:none}
@media(max-width:767px){#clearfy-cookie{font-size:11px!important;line-height:1.45!important;padding:10px 16px!important}#clearfy-cookie .clearfy-cookie-container{gap:12px;text-align:left;align-items:center}}
@media print{body{background:#fff;color:#000}.site-header,.site-footer,.article-toc,.mobile-toc,.article-note,.article-tools,.related,.site-dialog,.skip-link,.table-tools{display:none!important}.wrap{padding:0;max-width:none}.article-layout{display:block}.article-heading h1{font-size:34px}.entry-content{font-size:12pt}.entry-content h2{font-size:20pt}.article-cover{max-width:500px}.table-scroll{overflow:visible}.table-scroll.has-comparison>table{display:table}.compare-cards{display:none}.entry-content table{min-width:0;font-size:10pt}.entry-content td:not(:first-child){font-size:9pt}a{color:#000}h2,h3{break-after:avoid}figure,table{break-inside:avoid}.article-heading{padding-top:0}}