:root {
  --ink: #101b32;
  --paper: #f6f3ea;
  --white: #fffefa;
  --sun: #f7c948;
  --blue: #4a79b8;
  --muted: #5e6675;
  --line: #d9d5c9;
  --max: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 16px/1.62 "IBM Plex Sans", "Noto Sans SC", "Microsoft YaHei", sans-serif; }
a { color: inherit; }
.skip-link { position: fixed; top: -4rem; left: 1rem; z-index: 10; padding: .65rem 1rem; background: var(--sun); color: var(--ink); font-weight: 700; }
.skip-link:focus { top: 1rem; }
.site-header, .site-footer { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; max-width: var(--max); margin: auto; padding: 1.2rem 1.5rem; }
.site-header { border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; gap: .55rem; align-items: center; text-decoration: none; font-weight: 800; letter-spacing: -.03em; }
.brand-mark { display: grid; width: 1.7rem; height: 1.7rem; place-items: center; border-radius: 50%; background: var(--ink); color: var(--sun); font-family: Georgia, serif; font-weight: 700; }
nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 1.15rem; font-size: .9rem; }
nav a, .footer-links a { text-decoration: none; border-bottom: 1px solid transparent; }
nav a:hover, nav a:focus-visible, .footer-links a:hover { border-color: currentColor; }
.hero { max-width: var(--max); margin: auto; padding: clamp(4.5rem, 10vw, 8.5rem) 1.5rem 4.8rem; }
.eyebrow { margin: 0 0 1rem; color: var(--blue); font-size: .73rem; font-weight: 800; letter-spacing: .14em; }
h1, h2, h3 { margin: 0; font-family: Georgia, "Noto Serif SC", "Songti SC", serif; line-height: 1.05; letter-spacing: -.045em; }
h1 { max-width: 12ch; font-size: clamp(3.1rem, 8.2vw, 6.7rem); }
h2 { font-size: clamp(2.25rem, 4.8vw, 4.25rem); }
h3 { font-size: 1.55rem; }
.hero-copy { max-width: 39rem; margin: 1.7rem 0 2rem; color: var(--muted); font-size: 1.13rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.button { display: inline-flex; align-items: center; gap: 1rem; padding: .8rem 1.05rem; text-decoration: none; font-weight: 750; }
.button.primary { background: var(--ink); color: var(--white); }
.button.primary span { color: var(--sun); }
.button.quiet { border: 1px solid var(--ink); }
.button:hover { transform: translateY(-2px); }
.principles { display: flex; flex-wrap: wrap; gap: 1.2rem; margin-top: 4rem; }
.principles div { display: flex; gap: .55rem; align-items: center; }
.principles strong { color: var(--blue); font-size: .85rem; }
.principles span { font-size: .88rem; font-weight: 700; }
.field-map { overflow: hidden; background: #e9e3d7; }
.map-heading { max-width: 44rem; }.map-heading > p:not(.eyebrow) { color: var(--muted); font-size: 1.05rem; }
.map-canvas { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(3, minmax(9rem, auto)); gap: .8rem; max-width: 1100px; min-height: 39rem; margin: 3rem auto 1.25rem; padding: 1rem; isolation: isolate; }
.map-canvas::before { position: absolute; inset: 15% 18%; z-index: -2; border: 1px dashed #9eafc7; border-radius: 50%; content: ""; transform: rotate(-8deg); }.map-orbit { position: absolute; z-index: -1; border: 1px solid rgba(74, 121, 184, .32); border-radius: 50%; pointer-events: none; }.orbit-one { inset: 25% 28%; }.orbit-two { inset: 7% 9%; transform: rotate(12deg); }
.map-core { z-index: 1; display: flex; grid-column: 2 / span 2; grid-row: 2; flex-direction: column; align-items: center; justify-content: center; min-height: 12rem; padding: 1.5rem; border-radius: 50%; background: var(--ink); box-shadow: 0 0 0 12px rgba(247,201,72,.24), 0 0 0 24px rgba(16,27,50,.08); color: var(--white); text-align: center; }.map-core span { color: var(--sun); font-size: .75rem; font-weight: 900; letter-spacing: .18em; }.map-core strong { margin: .35rem 0; font-family: Georgia, serif; font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1.1; }.map-core small { color: #c6d1e1; font-size: .76rem; }
.map-node { position: relative; z-index: 1; display: flex; min-height: 8rem; flex-direction: column; padding: 1rem; border: 1px solid rgba(16,27,50,.18); background: rgba(255,254,250,.87); box-shadow: 0 5px 0 rgba(16,27,50,.08); color: var(--ink); text-decoration: none; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }.map-node:hover { background: var(--sun); box-shadow: 0 9px 0 rgba(16,27,50,.17); transform: translateY(-4px) rotate(-.5deg); }.map-node span { color: var(--blue); font-size: .68rem; font-weight: 900; letter-spacing: .08em; }.map-node strong { margin-top: auto; font-family: Georgia, serif; font-size: 1.35rem; line-height: 1.1; }.map-node small { margin-top: .35rem; color: var(--muted); font-size: .78rem; line-height: 1.35; }.map-node b { position: absolute; top: .8rem; right: .85rem; color: var(--blue); }
.map-node.learn { grid-column: 1; grid-row: 1; }.map-node.agent { grid-column: 2; grid-row: 1; }.map-node.browser { grid-column: 3; grid-row: 1; }.map-node.robot { grid-column: 4; grid-row: 1 / span 2; }.map-node.data { grid-column: 1; grid-row: 2 / span 2; }.map-node.open { grid-column: 4; grid-row: 3; }.map-node.research { grid-column: 2; grid-row: 3; }.map-node.source { grid-column: 3; grid-row: 3; }
.atlas-map { position: relative; max-width: 1200px; margin: 3rem auto 1.25rem; overflow: hidden; border: 1px solid #1b3459; border-radius: 1.2rem; background: #10213b; aspect-ratio: 16 / 9; box-shadow: 0 22px 40px rgba(16,27,50,.2); isolation: isolate; }.atlas-map-art { display: block; width: 100%; height: 100%; object-fit: cover; }.atlas-map-shade { position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(5,15,30,.32), transparent 25%, transparent 74%, rgba(5,15,30,.35)), linear-gradient(0deg, rgba(5,15,30,.22), transparent 35%); pointer-events: none; }.atlas-map-core, .atlas-zone { position: absolute; z-index: 2; text-decoration: none; }.atlas-map-core { top: 42%; left: 50%; display: grid; min-width: 9rem; padding: .7rem .85rem; border: 1px solid rgba(255,255,255,.72); border-radius: .65rem; background: rgba(11,27,51,.83); box-shadow: 0 0 0 5px rgba(247,201,72,.16); color: var(--white); text-align: center; transform: translate(-50%,-50%); backdrop-filter: blur(4px); }.atlas-map-core span { color: var(--sun); font-size: .7rem; font-weight: 900; letter-spacing: .13em; }.atlas-map-core strong { margin: .18rem 0; font-family: Georgia, serif; font-size: 1.25rem; }.atlas-map-core small { color: #d6e1ef; font-size: .7rem; }.atlas-zone { display: grid; min-width: 8.4rem; padding: .55rem .7rem; border: 1px solid rgba(255,255,255,.82); border-radius: .52rem; background: rgba(255,254,250,.93); box-shadow: 0 5px 14px rgba(0,0,0,.22); color: #12233e; transition: transform .18s ease, background .18s ease, box-shadow .18s ease; }.atlas-zone:hover { background: var(--sun); box-shadow: 0 8px 20px rgba(0,0,0,.34); transform: translateY(-4px) scale(1.02); }.atlas-zone span { color: var(--blue); font-size: .64rem; font-weight: 900; letter-spacing: .12em; }.atlas-zone strong { margin: .08rem 0; font-family: Georgia, serif; font-size: 1rem; }.atlas-zone small { color: #546074; font-size: .66rem; white-space: nowrap; }.zone-build { top: 10%; left: 14%; }.zone-agent { top: 8%; left: 42%; }.zone-browser { top: 12%; right: 12%; }.zone-robot { top: 47%; right: 10%; }.zone-data { right: 17%; bottom: 9%; }.zone-open { bottom: 8%; left: 42%; }.zone-research { bottom: 15%; left: 17%; }.zone-social { top: 41%; left: 5%; }
.map-legend { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; max-width: 1100px; margin: auto; color: #48546a; font-size: .8rem; font-weight: 750; }.map-legend a { margin-left: auto; color: #194f8d; }.legend-dot { display: inline-block; width: .65rem; height: .65rem; margin-right: .3rem; border-radius: 50%; }.legend-dot.build { background: var(--sun); }.legend-dot.explore { background: var(--blue); }.legend-dot.verify { background: #5f9072; }
.section { padding: clamp(4rem, 8vw, 7.5rem) max(1.5rem, calc((100vw - var(--max)) / 2)); }
.section-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2.4rem, 7vw, 8rem); background: var(--white); }
.section-heading > p:not(.eyebrow) { max-width: 33rem; color: var(--muted); }
.route-list { border-top: 1px solid var(--line); }
.route { display: grid; grid-template-columns: 3rem 1fr auto; gap: .8rem; padding: 1.25rem 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.route:hover strong { text-decoration: underline; text-underline-offset: .25em; }
.route-number { color: var(--blue); font-family: Georgia, serif; font-size: 1.25rem; }
.route strong, .route small { display: block; }
.route small { color: var(--muted); font-size: .9rem; }
.route b { color: var(--blue); font-size: 1.35rem; }
.primitive-section { background: var(--ink); color: var(--white); }
.primitive-section .eyebrow { color: var(--sun); }
.primitive-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 2.5rem; background: #425170; }
.primitive-grid article { min-height: 16rem; padding: 1.65rem; background: var(--ink); }
.primitive-grid p { margin: 0 0 3rem; color: var(--sun); font-size: .78rem; font-weight: 800; letter-spacing: .1em; }
.primitive-grid h3 { max-width: 11ch; }
.primitive-grid span { display: block; margin-top: .9rem; color: #cad2e3; font-size: .94rem; }
.caption { margin: 1.4rem 0 0; color: #cad2e3; font-size: .9rem; }
.caption a, .text-link { color: var(--sun); font-weight: 750; text-decoration-thickness: 1px; text-underline-offset: .24em; }
.robotics { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2.5rem, 8vw, 9rem); background: var(--sun); }
.robotics .eyebrow { color: var(--ink); }
.robotics-stack { display: grid; align-content: center; gap: .55rem; }
.stack-card { padding: 1rem 1.2rem; border-left: 5px solid var(--ink); background: rgba(255, 254, 250, .55); }
.stack-card span, .stack-card small { display: block; }
.stack-card span { font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.stack-card strong { display: block; margin: .1rem 0; font-family: Georgia, serif; font-size: 1.35rem; }
.stack-card small { color: #50596a; }
.stack-card.judge { margin-left: 1.5rem; background: var(--ink); color: var(--white); border-color: var(--blue); }
.stack-card.judge small { color: #cbd2df; }
.stack-card.state { margin-left: 3rem; }
.stack-card.control { margin-left: 4.5rem; }
.library { background: var(--white); }
.library-top { display: flex; justify-content: space-between; align-items: end; gap: 2rem; }
.search { display: flex; align-items: center; gap: .55rem; width: min(100%, 22rem); padding: .55rem .75rem; border-bottom: 1px solid var(--ink); }
.search span { font-size: 1.35rem; }
.search input { width: 100%; border: 0; outline: 0; background: transparent; color: var(--ink); font: inherit; }
.filter-row { display: flex; flex-wrap: wrap; gap: .45rem; margin: 2.25rem 0 1rem; }
.filter { border: 1px solid var(--line); border-radius: 999px; padding: .4rem .8rem; background: transparent; color: var(--ink); cursor: pointer; font: inherit; font-size: .86rem; }
.filter:hover, .filter.active { border-color: var(--ink); background: var(--ink); color: var(--white); }
.resource-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.resource-card { display: flex; min-height: 15.5rem; flex-direction: column; align-items: start; padding: 1.35rem; background: var(--white); text-decoration: none; transition: background .15s ease, transform .15s ease; }
.resource-card:hover { background: #f0ecdf; transform: translateY(-2px); }
.resource-card h3 { margin-top: auto; }
.resource-card p { margin: .7rem 0; color: var(--muted); font-size: .92rem; }
.evidence { display: inline-block; padding: .2rem .45rem; border-radius: 2px; font-size: .7rem; font-weight: 800; letter-spacing: .04em; }
.official { background: #dbe7f6; color: #194f8d; }.code { background: #fce6a2; color: #684900; }.paper { background: #d9ebdf; color: #1a6640; }.directory { background: #e6e2ed; color: #5a397b; }.audit { background: #e5e5e5; color: #3d434d; }
.go { margin-top: auto; color: var(--blue); font-weight: 800; font-size: .87rem; }
.empty-state { margin: 1.3rem 0 0; color: var(--muted); }
.reading-rule { background: var(--blue); color: var(--white); }
.reading-rule .eyebrow { color: var(--sun); }.reading-rule h2 { max-width: 20ch; }
.rule-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 2.5rem; }
.rule-columns p { margin: 0; color: #e4edf9; }.rule-columns strong { color: var(--sun); }
.site-footer { padding-top: 2.4rem; padding-bottom: 2.4rem; background: var(--ink); color: var(--white); }.site-footer .brand-mark { background: var(--sun); color: var(--ink); }.site-footer p { margin: .55rem 0 0; color: #c9d0dc; font-size: .85rem; }.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; color: #dce3ee; font-size: .88rem; }
.article-page { background: var(--white); }.article-header { max-width: var(--max); margin: auto; padding: 1.2rem 1.5rem; }.article-header a { color: var(--blue); font-weight: 750; text-decoration-thickness: 1px; text-underline-offset: .25em; }.article-hero { padding: clamp(4rem, 9vw, 7.5rem) max(1.5rem, calc((100vw - var(--max)) / 2)) 4rem; background: var(--ink); color: var(--white); }.article-hero h1 { max-width: 12ch; }.article-hero p:not(.eyebrow) { max-width: 44rem; color: #d2d9e6; font-size: 1.1rem; }.article-hero .eyebrow { color: var(--sun); }.article-content { max-width: 52rem; margin: auto; padding: 4rem 1.5rem 6rem; }.article-content h2 { margin-top: 4rem; font-size: clamp(2rem, 4vw, 3rem); }.article-content h3 { margin-top: 2.2rem; font-size: 1.7rem; }.article-content p, .article-content li { color: #354154; }.article-content a { color: #194f8d; font-weight: 700; text-decoration-thickness: 1px; text-underline-offset: .2em; }.article-content table { width: 100%; margin: 1.5rem 0; border-collapse: collapse; font-size: .92rem; }.article-content th { text-align: left; font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; }.article-content th, .article-content td { padding: .8rem .55rem; vertical-align: top; border-bottom: 1px solid var(--line); }.article-content blockquote { margin: 1.8rem 0; padding: 1.1rem 1.2rem; border-left: 4px solid var(--sun); background: #fff8dd; }.article-content code { padding: .1em .3em; background: #eeeae0; font-size: .88em; }.article-content pre { overflow-x: auto; margin: 1.5rem 0; padding: 1.2rem; background: var(--ink); color: #ecf0f8; }.article-content pre code { padding: 0; background: transparent; }.article-note { margin: 2rem 0; padding: 1.4rem; border-top: 5px solid var(--sun); background: #f3f0e7; }.article-note strong { display: block; margin-bottom: .35rem; }.article-next { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 3.5rem; }.article-next a { padding: .65rem .85rem; border: 1px solid var(--ink); color: var(--ink); text-decoration: none; }.article-next a:hover { background: var(--ink); color: var(--white); }

@media (max-width: 760px) {
  .site-header { align-items: flex-start; flex-direction: column; }.site-header nav { justify-content: flex-start; gap: .65rem 1rem; }
  .section-grid, .robotics { grid-template-columns: 1fr; }.primitive-grid, .resource-grid, .rule-columns { grid-template-columns: 1fr; }.primitive-grid article { min-height: 0; }.primitive-grid p { margin-bottom: 1.8rem; }.library-top { align-items: start; flex-direction: column; }.search { width: 100%; }.stack-card.judge, .stack-card.state, .stack-card.control { margin-left: 0; }.site-footer { align-items: start; flex-direction: column; }
  .map-canvas { grid-template-columns: 1fr 1fr; grid-template-rows: auto; min-height: 0; padding: 0; }.map-canvas::before, .map-orbit { display: none; }.map-core { grid-column: 1 / -1; grid-row: auto; min-height: 10rem; margin: 1rem 0; border-radius: 1rem; }.map-node.learn, .map-node.agent, .map-node.browser, .map-node.robot, .map-node.data, .map-node.open, .map-node.research, .map-node.source { grid-column: auto; grid-row: auto; min-height: 9rem; }.atlas-map { aspect-ratio: auto; padding: .7rem; border-radius: .8rem; background: #f3f0e7; }.atlas-map-art, .atlas-map-shade { display: none; }.atlas-map-core { position: relative; top: auto; left: auto; min-width: 0; margin: .4rem 0 1rem; transform: none; }.atlas-zone { position: relative; top: auto; right: auto; bottom: auto; left: auto; min-width: 0; margin: .45rem 0; }.atlas-zone small { white-space: normal; }.map-legend a { width: 100%; margin-left: 0; }
}

/* Visual atlas pages */
.hero-gallery { display: grid; grid-template-columns: 1.2fr .9fr .9fr; gap: .65rem; max-width: 53rem; margin-top: 2.6rem; }
.hero-gallery a { position: relative; display: block; min-height: 10rem; overflow: hidden; background: var(--ink); color: var(--white); text-decoration: none; }
.hero-gallery a:first-child { grid-row: span 2; min-height: 20.65rem; }
.hero-gallery img { width: 100%; height: 100%; min-height: 10rem; object-fit: cover; opacity: .82; transition: transform .35s ease, opacity .35s ease; }
.hero-gallery a:hover img { transform: scale(1.045); opacity: 1; }
.hero-gallery span { position: absolute; right: .7rem; bottom: .6rem; left: .7rem; font-size: .73rem; font-weight: 800; letter-spacing: .03em; text-shadow: 0 1px 12px #000; }
.atlas-page { background: #f6f3ea; }
.atlas-hero { max-width: var(--max); margin: auto; padding: clamp(4.5rem, 10vw, 8.8rem) 1.5rem 4.5rem; background: radial-gradient(circle at 83% 25%, rgba(247, 201, 72, .62) 0 9%, transparent 28%), linear-gradient(110deg, #101b32 0 62%, #274875 62% 100%); color: var(--white); }
.atlas-hero h1 { max-width: 15ch; font-size: clamp(3rem, 7.3vw, 6.4rem); }
.atlas-hero p:not(.eyebrow) { max-width: 42rem; margin: 1.6rem 0 0; color: #d8dfeb; font-size: 1.08rem; }
.atlas-hero .eyebrow { color: var(--sun); }
.atlas-grid { display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 1rem; background: var(--white); }
.atlas-card { min-height: 19rem; padding: 1.6rem; border: 1px solid var(--line); background: #fbfaf4; }
.atlas-card.featured { background: var(--sun); }
.atlas-card h2 { margin-top: 3.5rem; font-size: 2.35rem; }.atlas-card p { color: #354154; }.atlas-card a, .card-links a { color: #194f8d; font-weight: 800; text-underline-offset: .2em; }.card-links { display: flex; flex-wrap: wrap; gap: .8rem; }
.dark-band { display: grid; grid-template-columns: .8fr 1.2fr; gap: 4rem; align-items: center; background: var(--ink); color: var(--white); }.dark-band .eyebrow { color: var(--sun); }.decision-flow { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; }.decision-flow span { padding: .8rem .95rem; border: 1px solid #52617d; color: #e1e7f2; font-size: .9rem; }.decision-flow b { color: var(--sun); }
.use-grid { display: grid; grid-template-columns: 1.1fr repeat(3, 1fr); gap: 1.25rem; }.use-grid article { padding: 1.25rem 0; border-top: 3px solid var(--blue); }.use-grid h3 { font-size: 1.5rem; }.use-grid p { color: var(--muted); }.use-grid a { color: #194f8d; font-weight: 800; }
.media-card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; background: var(--white); }.media-card { overflow: hidden; border: 1px solid var(--line); background: var(--white); }.media-card.wide { grid-row: span 2; }.media-card figure { position: relative; margin: 0; min-height: 15rem; background: #17233d; }.media-card.wide figure { min-height: 21rem; }.media-card img { display: block; width: 100%; height: 100%; min-height: inherit; object-fit: cover; }.media-card figcaption { position: absolute; right: 0; bottom: 0; left: 0; padding: .45rem .7rem; background: rgba(16, 27, 50, .86); color: #eff3fa; font-size: .7rem; }.media-card > div { padding: 1.3rem; }.media-card h2 { margin-top: .7rem; font-size: 2rem; }.media-card p { color: var(--muted); }.media-card a { color: #194f8d; font-weight: 800; }
.category-shelf { background: #e9e3d7; }.shelf-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 2.5rem; background: #baaf9f; }.shelf-grid a { min-height: 13rem; padding: 1.2rem; background: #f7f4eb; color: var(--ink); text-decoration: none; }.shelf-grid a:hover { background: var(--sun); }.shelf-grid span { color: var(--blue); font-size: .8rem; font-weight: 800; }.shelf-grid h3 { margin-top: 2.5rem; }.shelf-grid p { color: var(--muted); font-size: .9rem; }
.evidence-board { background: var(--white); }.evidence-rail { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; padding: 1.2rem; background: var(--ink); color: var(--white); font-weight: 750; }.evidence-rail b { color: var(--sun); }.metric-notes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 1px; background: var(--line); }.metric-notes article { padding: 1.3rem; background: #fbfaf4; }.metric-notes strong { color: var(--blue); font-family: Georgia, serif; font-size: 3.6rem; line-height: 1; }.metric-notes p { color: var(--muted); }
.study-list { display: grid; grid-template-columns: .9fr 1.1fr; gap: 1rem 4rem; }.study-list .section-heading { grid-row: span 3; }.study-list article { padding: 1.25rem 0; border-top: 1px solid var(--line); }.study-list h3 { margin: .7rem 0; font-size: 1.55rem; }.study-list p { color: var(--muted); }.study-list a { display: inline-block; margin-right: 1rem; color: #194f8d; font-weight: 800; }.callout-panel { background: var(--sun); }.callout-panel h2 { max-width: 19ch; }.callout-panel ol { max-width: 48rem; padding-left: 1.4rem; }.callout-panel li { margin: .8rem 0; font-size: 1.05rem; }
.source-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); }.source-grid article { min-height: 16rem; padding: 1.5rem; background: #fbfaf4; }.source-grid h2 { margin-top: 2.8rem; font-size: 2rem; }.source-grid p { color: var(--muted); }.source-grid a { color: #194f8d; font-weight: 800; }.platform-badge { display: inline-block; padding: .28rem .5rem; background: var(--ink); color: var(--sun); font-size: .73rem; font-weight: 800; letter-spacing: .08em; }.audit-flow { display: grid; grid-template-columns: 1.15fr repeat(4, 1fr); gap: .8rem; background: #e9e3d7; }.audit-flow > div { padding: 1rem; border-top: 4px solid var(--blue); background: #f7f4eb; }.audit-flow span, .audit-flow b { display: block; }.audit-flow span { color: var(--blue); font-size: .75rem; font-weight: 800; letter-spacing: .08em; }.audit-flow b { margin: 1rem 0 2.6rem; font-family: Georgia, serif; font-size: 2rem; }.audit-flow p { color: var(--muted); font-size: .9rem; }
.project-media { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin: 2rem 0 3rem; }.project-media figure { margin: 0; overflow: hidden; background: var(--ink); }.project-media img { display: block; width: 100%; height: 16rem; object-fit: cover; }.project-media figcaption { padding: .6rem .8rem; background: var(--ink); }.project-media figcaption a { color: var(--white); font-size: .82rem; }.project-video { display: grid; grid-template-columns: .9fr 1.1fr; gap: 1.5rem; align-items: center; margin: 3.5rem -2rem; padding: 2rem; background: #e7eef6; }.project-video h2 { margin: .5rem 0; font-size: 2.5rem; }.project-video p { color: var(--muted); }.project-video a { color: #194f8d; font-weight: 800; }.project-video video { width: 100%; background: #101b32; }
.catalog-page { background: #f6f3ea; }.catalog-hero { max-width: var(--max); margin: auto; padding: clamp(4.5rem, 9vw, 8rem) 1.5rem 4rem; background: radial-gradient(circle at 80% 25%, rgba(247,201,72,.78) 0 8%, transparent 26%), linear-gradient(118deg, var(--ink) 0 60%, #355b93 60%); color: var(--white); }.catalog-hero h1 { max-width: 12ch; font-size: clamp(3rem, 7.3vw, 6.3rem); }.catalog-hero p:not(.eyebrow) { max-width: 44rem; color: #dce4f0; font-size: 1.08rem; }.catalog-hero .eyebrow { color: var(--sun); }.catalog-actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 2rem; }.catalog-actions a { padding: .7rem .9rem; border: 1px solid rgba(255,255,255,.65); color: var(--white); font-weight: 800; text-decoration: none; }.catalog-actions a:hover { background: var(--sun); border-color: var(--sun); color: var(--ink); }.catalog-controls { display: flex; align-items: center; justify-content: space-between; gap: 2rem; max-width: var(--max); margin: auto; padding: 2.2rem 1.5rem 1rem; }.catalog-controls label { display: flex; align-items: center; gap: .7rem; width: min(100%, 43rem); padding: .75rem 1rem; border: 1px solid var(--ink); background: var(--white); }.catalog-controls span { color: var(--blue); font-size: 1.4rem; }.catalog-controls input { width: 100%; border: 0; outline: none; background: transparent; color: var(--ink); font: inherit; }.catalog-controls p { margin: 0; color: var(--muted); font-size: .84rem; white-space: nowrap; }.catalog-nav { display: flex; max-width: var(--max); margin: auto; padding: .7rem 1.5rem 1.8rem; gap: .45rem; overflow-x: auto; justify-content: flex-start; }.catalog-nav a { flex: 0 0 auto; padding: .42rem .7rem; border: 1px solid var(--line); background: #fbfaf4; color: #33405a; font-size: .78rem; font-weight: 750; text-decoration: none; white-space: nowrap; }.catalog-nav a:hover { border-color: var(--ink); background: var(--ink); color: var(--white); }.catalog-source-note { display: grid; grid-template-columns: .8fr 1.45fr auto; align-items: center; gap: 1.5rem; max-width: var(--max); margin: 0 auto 3rem; padding: 1.25rem 1.5rem; background: var(--sun); }.catalog-source-note span { display: block; font-size: .68rem; font-weight: 900; letter-spacing: .12em; }.catalog-source-note strong { font-family: Georgia, serif; font-size: 1.35rem; line-height: 1.1; }.catalog-source-note p { margin: 0; color: #414959; font-size: .9rem; }.catalog-source-note a { color: #173e72; font-size: .86rem; font-weight: 800; white-space: nowrap; }.catalog-body { max-width: var(--max); margin: auto; padding: 0 1.5rem 5rem; }.catalog-section { margin-top: 4rem; scroll-margin-top: 1rem; }.catalog-section[hidden] { display: none; }.catalog-section-head { display: grid; grid-template-columns: 3.2rem 1fr auto; align-items: baseline; gap: .7rem; margin-bottom: 1.2rem; }.catalog-section-head > span { color: var(--blue); font-family: Georgia, serif; font-size: 1.1rem; }.catalog-section-head h2 { font-size: clamp(1.85rem, 3.7vw, 3rem); }.catalog-section-head > a { color: var(--blue); font-weight: 800; text-decoration: none; }.catalog-intro { max-width: 54rem; color: var(--muted); }.catalog-table-wrap { overflow-x: auto; border: 1px solid var(--line); background: var(--white); }.catalog-table { width: 100%; min-width: 680px; border-collapse: collapse; font-size: .88rem; line-height: 1.5; }.catalog-table th { padding: .8rem .9rem; background: var(--ink); color: var(--white); font-size: .72rem; letter-spacing: .06em; text-align: left; text-transform: uppercase; }.catalog-table td { padding: .9rem; vertical-align: top; border-top: 1px solid var(--line); color: #354154; }.catalog-table td:first-child { width: 24%; font-weight: 750; }.catalog-table tr:hover td { background: #fff9e5; }.catalog-table a { color: #194f8d; font-weight: 750; text-decoration-thickness: 1px; text-underline-offset: .2em; }.catalog-table code { padding: .08em .25em; background: #eeeae0; color: #25334d; font-size: .88em; }.catalog-body + .empty-state { max-width: var(--max); margin: -3rem auto 4rem; padding: 0 1.5rem; }
@media (max-width: 760px) { .hero-gallery, .atlas-grid, .dark-band, .use-grid, .media-card-grid, .shelf-grid, .metric-notes, .study-list, .source-grid, .audit-flow, .project-media, .project-video { grid-template-columns: 1fr; }.hero-gallery a:first-child { grid-row: auto; min-height: 13rem; }.atlas-hero { padding-top: 4.5rem; }.media-card.wide { grid-row: auto; }.media-card.wide figure { min-height: 15rem; }.shelf-grid { background: transparent; gap: .7rem; }.shelf-grid a { border: 1px solid var(--line); }.study-list .section-heading { grid-row: auto; }.project-video { margin: 3rem 0; padding: 1.2rem; }.audit-flow > .section-heading { padding-bottom: 1rem; }.audit-flow b { margin-bottom: 1rem; }.catalog-controls { align-items: stretch; flex-direction: column; gap: .7rem; }.catalog-controls label { width: 100%; }.catalog-controls p { white-space: normal; }.catalog-source-note { grid-template-columns: 1fr; gap: .7rem; }.catalog-table { font-size: .83rem; }.catalog-section-head { grid-template-columns: 2.5rem 1fr auto; }.catalog-section-head h2 { font-size: 1.75rem; } }

/* Readability pass */
body { font-size: 18px; line-height: 1.68; }
.site-header nav { font-size: 1.02rem; font-weight: 650; }
.map-heading { max-width: 48rem; }
.map-heading > p:not(.eyebrow) { font-size: 1.18rem; }
.atlas-map-core { min-width: 10rem; padding: .8rem .95rem; }
.atlas-map-core span { font-size: .78rem; }
.atlas-map-core strong { font-size: 1.42rem; }
.atlas-map-core small { font-size: .8rem; }
.atlas-zone { min-width: 9.8rem; padding: .66rem .78rem; }
.atlas-zone span { font-size: .73rem; }
.atlas-zone strong { font-size: 1.16rem; }
.atlas-zone small { font-size: .76rem; }
.catalog-table { font-size: 1rem; line-height: 1.58; }
.catalog-table th { font-size: .8rem; }
.catalog-intro { font-size: 1.04rem; }
.article-content table { font-size: 1rem; }
@media (max-width: 760px) { body { font-size: 17px; }.atlas-zone { min-width: 0; }.catalog-table { font-size: .92rem; } }