:root {
  --bg: #080b0a;
  --panel: #0d110f;
  --panel-2: #111613;
  --ink: #eff3ea;
  --muted: #8b958c;
  --faint: #555e57;
  --line: rgba(225, 238, 218, .14);
  --line-bright: rgba(225, 238, 218, .28);
  --acid: #d6ff57;
  --acid-dim: rgba(214, 255, 87, .13);
  --cyan: #84e8d2;
  --amber: #ffcb72;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}
a { color: inherit; }
.noise { position: fixed; inset: 0; z-index: 20; opacity: .04; pointer-events: none; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.65'/%3E%3C/svg%3E"); }
.skip-link { position: fixed; z-index: 30; top: 10px; left: 10px; padding: 10px 14px; transform: translateY(-150%); color: #0a0d0b; background: var(--acid); font: 10px ui-monospace, monospace; text-decoration: none; }
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: relative;
  z-index: 5;
  width: calc(100% - 72px);
  max-width: 1388px;
  height: 80px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
}
.wordmark { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-size: 18px; letter-spacing: -.04em; }
.wordmark strong { color: var(--acid); font-weight: 650; }
.mark { position: relative; width: 28px; height: 28px; display: inline-block; border: 1px solid var(--line-bright); overflow: hidden; }
.mark::before, .mark::after { content: ""; position: absolute; background: var(--acid); }
.mark::before { width: 8px; height: 8px; top: 5px; left: 5px; box-shadow: 10px 0 0 rgba(214,255,87,.35), 0 10px 0 rgba(214,255,87,.35), 10px 10px 0 var(--acid); }
.mark::after { width: 100%; height: 1px; top: 13px; left: 0; opacity: .25; }
.mark i { position: absolute; right: 0; width: 5px; height: 1px; background: var(--acid); }
.mark i:nth-child(1) { top: 4px; }
.mark i:nth-child(2) { top: 14px; }
.mark i:nth-child(3) { top: 23px; }
.site-header nav { display: flex; align-items: center; height: 100%; }
.site-header nav a { height: 100%; padding: 0 20px; display: inline-flex; align-items: center; border-left: 1px solid var(--line); color: var(--muted); text-decoration: none; font: 9px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .12em; }
.site-header nav a:last-child { border-right: 1px solid var(--line); }
.site-header nav a:hover, .site-header nav a:focus-visible { color: var(--acid); background: rgba(255,255,255,.025); }
.back-link { justify-self: end; color: var(--muted); text-decoration: none; font: 8px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .11em; }
.back-link span { margin-left: 7px; color: var(--acid); }
.back-link:hover, .back-link:focus-visible { color: var(--acid); }

main { position: relative; z-index: 1; max-width: 1460px; margin: 0 auto; padding: 0 36px; }
.hero { min-height: calc(100vh - 80px); display: grid; grid-template-columns: minmax(0, 1.22fr) minmax(410px, .78fr); border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
.hero-copy { padding: clamp(64px, 8vh, 110px) clamp(38px, 5.5vw, 82px) 58px; border-right: 1px solid var(--line); }
.hero-meta, .field-meta, .field-status { display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--faint); font: 8px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .13em; }
.status-chip { display: inline-flex; align-items: center; color: var(--amber); font: 8px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .11em; }
.status-chip i, .field-status i { width: 6px; height: 6px; margin-right: 8px; display: inline-block; border-radius: 50%; background: var(--amber); box-shadow: 0 0 10px currentColor; animation: pulse 2.2s ease infinite; }
.eyebrow, .section-index { margin: clamp(58px, 8vh, 90px) 0 20px; color: var(--acid); font: 9px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .18em; }
h1 { margin: 0; font-size: clamp(68px, 8vw, 118px); font-weight: 520; line-height: .82; letter-spacing: -.078em; }
h1 em { color: var(--acid); font-family: Georgia, serif; font-weight: 400; }
.hero-statement { margin-top: 44px; padding-left: 20px; border-left: 2px solid var(--acid); }
.hero-statement p { margin: 0; font-size: clamp(22px, 2.2vw, 34px); letter-spacing: -.035em; line-height: 1.25; }
.hero-lede { max-width: 690px; margin: 34px 0 0; color: var(--ink); font-size: 16px; line-height: 1.7; }
.hero-summary { max-width: 710px; margin: 22px 0 0; padding: 17px 19px; border-left: 2px solid var(--acid); color: var(--ink); background: var(--acid-dim); font-size: 14px; font-weight: 540; line-height: 1.7; }
.hero-intro { max-width: 720px; margin: 18px 0 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.hero-boundary { max-width: 740px; margin-top: 34px; padding: 20px; border: 1px solid var(--line); background: rgba(255,255,255,.018); }
.hero-boundary > span { color: var(--faint); font: 8px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .14em; }
.hero-boundary p { margin: 12px 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
.hero-boundary strong { color: var(--ink); font-size: 12px; line-height: 1.7; font-weight: 550; }

.observation-field { position: relative; min-height: 760px; padding: 26px; overflow: hidden; background: radial-gradient(circle at 50% 45%, rgba(214,255,87,.055), transparent 44%), #090d0b; }
.field-meta span:last-child { color: var(--amber); }
.sentinel-art { position: absolute; width: calc(100% - 32px); height: auto; left: 16px; top: 50%; transform: translateY(-53%); display: block; opacity: .94; }
.orbit { position: absolute; width: min(78%, 480px); aspect-ratio: 1; top: 43%; left: 50%; transform: translate(-50%, -50%); border-radius: 50%; }
.ring { position: absolute; inset: 0; border: 1px solid var(--line); border-radius: 50%; }
.r2 { inset: 18%; }
.r3 { inset: 37%; border-color: rgba(214,255,87,.3); }
.axis { position: absolute; background: rgba(225,238,218,.12); }
.axis.horizontal { left: 0; right: 0; top: 50%; height: 1px; }
.axis.vertical { top: 0; bottom: 0; left: 50%; width: 1px; }
.sweep { position: absolute; inset: 0; border-radius: 50%; background: conic-gradient(from 0deg, transparent 0 280deg, rgba(214,255,87,.015) 300deg, rgba(214,255,87,.16) 356deg, transparent 360deg); animation: rotate 7s linear infinite; }
.core { position: absolute; z-index: 2; width: 112px; height: 112px; left: 50%; top: 50%; transform: translate(-50%, -50%); display: grid; place-content: center; text-align: center; border: 1px solid rgba(214,255,87,.34); background: var(--bg); box-shadow: 0 0 58px rgba(214,255,87,.08); }
.core span { font-size: 15px; letter-spacing: .12em; }
.core small { margin-top: 7px; color: var(--acid); font: 8px ui-monospace, monospace; letter-spacing: .14em; }
.node { position: absolute; z-index: 3; width: 7px; height: 7px; border: 1px solid var(--acid); border-radius: 50%; box-shadow: 0 0 11px rgba(214,255,87,.55); }
.n1 { top: 21%; left: 29%; }
.n2 { top: 62%; left: 75%; }
.n3 { top: 78%; left: 38%; opacity: .55; }
.n4 { top: 35%; left: 84%; opacity: .7; }
.field-flow { position: absolute; left: 28px; right: 28px; bottom: 112px; display: grid; grid-template-columns: auto 1fr auto 1fr auto; align-items: center; gap: 12px; color: var(--muted); font: 8px ui-monospace, monospace; letter-spacing: .13em; }
.field-flow i { height: 1px; background: linear-gradient(90deg, var(--line), var(--acid), var(--line)); }
.field-status { position: absolute; left: 26px; right: 26px; bottom: 34px; padding-top: 19px; border-top: 1px solid var(--line); }
.field-status span { color: var(--amber); }
.field-status code { color: var(--faint); font: inherit; }

.status-rail { margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-top: 0; }
.status-rail div { min-height: 98px; padding: 24px 28px; border-left: 1px solid var(--line); }
.status-rail div:first-child { border-left: 0; }
.status-rail dt { color: var(--faint); font: 8px ui-monospace, monospace; letter-spacing: .14em; }
.status-rail dd { margin: 11px 0 0; color: var(--ink); font-size: 12px; }

.narrative-section, .split-section, .not-section, .development-log { padding: 118px clamp(28px, 6vw, 88px); display: grid; grid-template-columns: minmax(180px, .34fr) 1fr; gap: clamp(50px, 8vw, 140px); border: 1px solid var(--line); border-top: 0; }
.section-label { display: flex; align-items: flex-start; gap: 20px; color: var(--faint); font: 8px ui-monospace, monospace; letter-spacing: .14em; }
.section-label span { color: var(--acid); }
.section-label p { margin: 0; }
.section-copy { max-width: 890px; }
.section-copy h2, .not-section h2, .development-log h2 { margin: 0 0 36px; font-size: clamp(38px, 4.6vw, 70px); font-weight: 510; letter-spacing: -.058em; line-height: .98; }
.section-copy > p, .not-section > div > p, .development-log article > p { margin: 0 0 20px; color: var(--muted); font-size: 14px; line-height: 1.8; }
blockquote { margin: 38px 0 0; padding: 24px 28px; border-left: 2px solid var(--acid); background: rgba(214,255,87,.035); }
blockquote p { margin: 0; color: var(--ink); font-size: 17px; line-height: 1.55; }
blockquote p + p { margin-top: 7px; color: var(--muted); font-size: 14px; }

.objectives, .classification-section, .roadmap, .interface-concepts, .methodology, .current-status { padding: 118px clamp(28px, 6vw, 88px); border: 1px solid var(--line); border-top: 0; }
.section-heading { display: grid; grid-template-columns: minmax(220px, .36fr) 1fr; gap: 50px; align-items: start; margin-bottom: 58px; }
.section-heading .section-index { margin: 10px 0 0; }
.section-heading h2 { margin: 0; font-size: clamp(43px, 5vw, 76px); font-weight: 515; letter-spacing: -.062em; line-height: .97; }
.section-heading h2 em { color: var(--acid); font-family: Georgia, serif; font-weight: 400; }
.heading-copy { grid-column: 2; max-width: 800px; display: grid; gap: 16px; }
.heading-copy p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.heading-copy a { color: var(--ink); text-decoration-color: var(--acid); text-underline-offset: 4px; }
.heading-copy a:hover, .heading-copy a:focus-visible { color: var(--acid); }

.objective-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.objective-grid article, .objective-grid aside { min-height: 270px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--panel); }
.objective-grid article:nth-child(3), .objective-grid aside { border-right: 0; }
.objective-grid article:nth-child(n+4), .objective-grid aside { border-bottom: 0; }
.objective-grid article > span, .objective-grid aside > span { color: var(--acid); font: 8px ui-monospace, monospace; letter-spacing: .14em; }
.objective-grid h3 { margin: 50px 0 14px; font-size: 23px; font-weight: 520; letter-spacing: -.035em; line-height: 1.08; }
.objective-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
.objective-grid aside { display: flex; flex-direction: column; justify-content: space-between; background: linear-gradient(135deg, rgba(214,255,87,.07), transparent 65%), var(--panel); }
.objective-grid aside p { color: var(--ink); font-size: 15px; }

.split-section { background: radial-gradient(circle at 18% 45%, rgba(214,255,87,.035), transparent 30%); }
.split-section .section-copy strong { display: block; margin-top: 35px; padding-top: 28px; border-top: 1px solid var(--line); font-size: 17px; font-weight: 520; line-height: 1.6; }
.classification-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }
.classification-grid article { min-height: 220px; padding: 26px; border-left: 1px solid var(--line); background: var(--panel); }
.classification-grid article:first-child { border-left: 0; }
.classification-grid span { display: inline-flex; align-items: center; color: var(--muted); font: 8px ui-monospace, monospace; letter-spacing: .13em; }
.classification-grid span i { width: 6px; height: 6px; margin-right: 8px; border-radius: 50%; background: currentColor; box-shadow: 0 0 9px currentColor; }
.classification-grid .confirmed span { color: var(--cyan); }
.classification-grid .supported span { color: var(--acid); }
.classification-grid .unresolved span { color: var(--amber); }
.classification-grid p { margin: 70px 0 0; color: var(--muted); font-size: 12px; line-height: 1.65; }
.classification-note { max-width: 880px; margin: 34px 0 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.classification-note strong { color: var(--ink); }
.methodology-reference { max-width: 970px; display: grid; gap: 15px; }
.methodology-reference p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.methodology-reference a { color: var(--ink); text-decoration-color: var(--acid); text-underline-offset: 4px; }
.methodology-reference a:hover, .methodology-reference a:focus-visible { color: var(--acid); }
.synthetic-record { margin-top: 42px; border: 1px solid var(--line); background: linear-gradient(135deg, rgba(214,255,87,.045), transparent 36%), var(--panel); }
.synthetic-record header { padding: 27px 30px; display: flex; align-items: flex-start; justify-content: space-between; gap: 35px; border-bottom: 1px solid var(--line); }
.synthetic-record header span { color: var(--acid); font: 8px ui-monospace, monospace; letter-spacing: .14em; }
.synthetic-record h3 { margin: 13px 0 0; font-size: clamp(24px, 3vw, 40px); font-weight: 520; letter-spacing: -.045em; line-height: 1.05; }
.synthetic-record header > strong { max-width: 230px; color: var(--amber); font: 8px ui-monospace, monospace; letter-spacing: .12em; line-height: 1.55; text-align: right; }
.synthetic-record dl { margin: 0; display: grid; grid-template-columns: 1fr 1fr; }
.synthetic-record dl div { min-height: 78px; padding: 19px 30px; display: grid; grid-template-columns: minmax(145px, .55fr) 1fr; align-items: center; gap: 22px; border-bottom: 1px solid var(--line); }
.synthetic-record dl div:nth-child(odd) { border-right: 1px solid var(--line); }
.synthetic-record dl div:last-child { grid-column: 1 / -1; border-right: 0; }
.synthetic-record dt { color: var(--faint); font: 8px ui-monospace, monospace; letter-spacing: .12em; }
.synthetic-record dd { margin: 0; color: var(--ink); font-size: 12px; line-height: 1.55; }
.synthetic-record code { color: var(--ink); font: 11px ui-monospace, monospace; }
.recorded-state, .unresolved-state { display: inline-flex; align-items: center; }
.recorded-state i, .unresolved-state i { width: 6px; height: 6px; margin-right: 8px; border-radius: 50%; background: var(--acid); box-shadow: 0 0 9px currentColor; }
.unresolved-state { color: var(--amber); }
.unresolved-state i { background: var(--amber); }
.synthetic-record footer { padding: 22px 30px; display: grid; grid-template-columns: .65fr 1.35fr; gap: 38px; }
.synthetic-record footer p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.7; }
.synthetic-record footer p:first-child { color: var(--ink); }

.not-section ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.not-section li { padding: 17px 0 17px 24px; position: relative; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.not-section li::before { content: "×"; position: absolute; left: 0; color: var(--amber); }
.not-section blockquote strong { display: block; margin-top: 7px; color: var(--acid); font-size: 17px; }

.roadmap-list { margin: 0; padding: 0; list-style: none; }
.roadmap-list li { display: grid; grid-template-columns: 92px 1fr; gap: 30px; min-height: 270px; }
.roadmap-marker { position: relative; color: var(--faint); font: 9px ui-monospace, monospace; }
.roadmap-marker i { position: absolute; top: 26px; bottom: 0; left: 11px; width: 1px; background: var(--line); }
.roadmap-marker::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 10px; border: 1px solid var(--faint); border-radius: 50%; }
.roadmap-list .current .roadmap-marker { color: var(--acid); }
.roadmap-list .current .roadmap-marker::before { background: var(--acid); border-color: var(--acid); box-shadow: 0 0 12px var(--acid); }
.roadmap-list li > div:last-child { padding: 0 0 58px; }
.roadmap-state { margin: 0 0 16px; color: var(--faint); font: 8px ui-monospace, monospace; letter-spacing: .13em; }
.roadmap-list h3 { margin: 0 0 20px; font-size: clamp(27px, 3vw, 42px); font-weight: 520; letter-spacing: -.045em; }
.roadmap-list li > div:last-child > p:not(.roadmap-state) { max-width: 850px; margin: 0 0 12px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.roadmap-list strong { display: block; max-width: 850px; margin-top: 18px; color: var(--ink); font-size: 13px; }

.interface-concepts { background: linear-gradient(180deg, rgba(255,255,255,.012), transparent 28%); }
.concept-list { display: grid; gap: 54px; }
.concept-list figure { margin: 0; display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(260px, .55fr); border: 1px solid var(--line); background: var(--panel); }
.concept-image { min-width: 0; display: block; overflow: hidden; border-right: 1px solid var(--line); background: #080b0a; }
.concept-image img { width: 100%; height: 100%; min-height: 390px; display: block; object-fit: cover; }
.concept-image:hover img, .concept-image:focus-visible img { opacity: .88; }
.concept-list figcaption { padding: 30px; display: flex; flex-direction: column; justify-content: space-between; gap: 28px; }
.concept-title span { color: var(--acid); font: 8px ui-monospace, monospace; letter-spacing: .14em; }
.concept-title h3 { margin: 16px 0 0; font-size: clamp(24px, 2.5vw, 38px); font-weight: 520; letter-spacing: -.045em; line-height: 1.03; }
.concept-list figcaption > strong { margin-top: auto; color: var(--amber); font: 8px ui-monospace, monospace; letter-spacing: .12em; line-height: 1.5; }
.concept-list figcaption > p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }

.method-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 70px; }
.method-intro p { margin: 0 0 22px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.method-intro strong { font-size: 16px; line-height: 1.6; }
.method-grid dl { margin: 0; border-top: 1px solid var(--line); }
.method-grid dl div { padding: 19px 0; display: grid; grid-template-columns: 150px 1fr; gap: 25px; border-bottom: 1px solid var(--line); }
.method-grid dt { color: var(--acid); font: 9px ui-monospace, monospace; letter-spacing: .12em; }
.method-grid dd { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.principle-strip { margin-top: 64px; display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.principle-strip span { min-height: 92px; padding: 24px; display: flex; align-items: center; border-left: 1px solid var(--line); color: var(--ink); font-size: 13px; }
.principle-strip span:first-child { border-left: 0; }

.governance { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); border-top: 0; }
.governance article { min-height: 530px; padding: 80px clamp(28px, 5vw, 72px); }
.governance article + article { border-left: 1px solid var(--line); }
.governance .section-index { margin: 0 0 52px; }
.governance h2 { margin: 0 0 30px; font-size: clamp(34px, 3.7vw, 55px); font-weight: 515; letter-spacing: -.055em; line-height: 1; }
.governance p { margin: 0 0 18px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.governance strong { display: block; margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 14px; line-height: 1.6; }

.status-panel { display: grid; grid-template-columns: 1fr .72fr; gap: 80px; padding: clamp(30px, 5vw, 65px); border: 1px solid rgba(255,203,114,.32); background: linear-gradient(135deg, rgba(255,203,114,.045), transparent 58%), var(--panel); }
.status-panel > div > p { max-width: 760px; margin: 20px 0 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
.status-panel dl { margin: 0; border-top: 1px solid var(--line); }
.status-panel dl div { padding: 20px 0; border-bottom: 1px solid var(--line); }
.status-panel dt { color: var(--faint); font: 8px ui-monospace, monospace; letter-spacing: .13em; }
.status-panel dd { margin: 9px 0 0; color: var(--ink); font-size: 13px; }

.development-log article { padding-left: 30px; border-left: 1px solid var(--line); }
.development-log time { color: var(--acid); font: 9px ui-monospace, monospace; letter-spacing: .13em; }
.development-log h2 { margin-top: 24px; }

.follow { min-height: 650px; padding: 118px clamp(28px, 6vw, 88px); display: flex; flex-direction: column; justify-content: center; border: 1px solid var(--line); border-top: 0; background: radial-gradient(circle at 70% 42%, rgba(214,255,87,.055), transparent 27%); }
.follow .section-index { margin: 0 0 28px; }
.follow h2 { max-width: 1020px; margin: 0; font-size: clamp(45px, 6vw, 88px); font-weight: 510; letter-spacing: -.065em; line-height: .94; }
.follow > p:not(.section-index) { max-width: 730px; margin: 38px 0 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.follow blockquote { width: max-content; max-width: 100%; margin-top: 40px; color: var(--ink); font-size: 17px; }
.follow > strong { margin-top: 28px; color: var(--acid); font-size: 17px; }
.follow > a { width: max-content; margin-top: 42px; padding-bottom: 8px; border-bottom: 1px solid var(--line-bright); color: var(--muted); text-decoration: none; font: 9px ui-monospace, monospace; letter-spacing: .12em; }
.follow > a span { margin-left: 7px; color: var(--acid); }
.follow > a:hover { color: var(--acid); border-color: var(--acid); }

.site-footer { width: calc(100% - 72px); max-width: 1388px; min-height: 155px; margin: 0 auto; padding: 30px 36px; display: grid; grid-template-columns: .7fr 1.4fr auto; align-items: center; gap: 55px; border: 1px solid var(--line); border-top: 0; }
.site-footer > div > p { margin: 14px 0 0; color: var(--faint); font-size: 10px; line-height: 1.6; }
.footer-mark { font-size: 16px; }
.disclaimer { margin: 0; color: var(--faint); font-size: 9px; line-height: 1.65; }
.site-footer small { color: var(--faint); font: 8px ui-monospace, monospace; white-space: nowrap; }

a:focus-visible { outline: 1px solid var(--acid); outline-offset: 4px; }
@keyframes rotate { to { transform: rotate(360deg); } }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}

@media (max-width: 1050px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { border-right: 0; border-bottom: 1px solid var(--line); }
  .observation-field { min-height: 640px; }
  .objective-grid { grid-template-columns: repeat(2, 1fr); }
  .objective-grid article, .objective-grid aside { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .objective-grid article:nth-child(even), .objective-grid aside { border-right: 0; }
  .objective-grid aside { border-bottom: 0; }
  .classification-grid { grid-template-columns: repeat(2, 1fr); }
  .classification-grid article:nth-child(3) { border-left: 0; }
  .classification-grid article:nth-child(n+3) { border-top: 1px solid var(--line); }
  .synthetic-record dl { grid-template-columns: 1fr; }
  .synthetic-record dl div, .synthetic-record dl div:nth-child(odd), .synthetic-record dl div:last-child { grid-column: 1; border-right: 0; }
  .concept-list figure { grid-template-columns: 1fr; }
  .concept-image { border-right: 0; border-bottom: 1px solid var(--line); }
  .concept-image img { min-height: 0; }
  .method-grid, .status-panel { grid-template-columns: 1fr; gap: 45px; }
  .site-footer { grid-template-columns: 1fr auto; }
  .disclaimer { grid-column: 1 / -1; grid-row: 2; }
}

@media (max-width: 720px) {
  .site-header { width: calc(100% - 24px); height: 66px; padding: 0 12px; }
  .back-link { max-width: 120px; text-align: right; line-height: 1.4; }
  main { padding: 0 12px; }
  .hero { min-height: 0; }
  .hero-copy { padding: 55px 24px 42px; }
  .hero-meta { align-items: flex-start; flex-direction: column; gap: 12px; }
  .eyebrow { margin-top: 55px; }
  h1 { font-size: clamp(62px, 19vw, 92px); }
  .hero-statement { margin-top: 34px; }
  .hero-lede { font-size: 14px; }
  .observation-field { min-height: 520px; padding: 20px; }
  .orbit { width: 88%; }
  .field-flow { left: 20px; right: 20px; gap: 7px; font-size: 7px; }
  .field-status { left: 20px; right: 20px; }
  .status-rail { grid-template-columns: 1fr 1fr; }
  .status-rail div { min-height: 90px; padding: 20px; border-bottom: 1px solid var(--line); }
  .status-rail div:nth-child(odd) { border-left: 0; }
  .status-rail div:nth-child(n+3) { border-bottom: 0; }
  .narrative-section, .split-section, .not-section, .development-log { padding: 80px 24px; grid-template-columns: 1fr; gap: 40px; }
  .objectives, .classification-section, .roadmap, .interface-concepts, .methodology, .current-status { padding: 80px 24px; }
  .section-heading { grid-template-columns: 1fr; gap: 28px; }
  .heading-copy { grid-column: 1; }
  .objective-grid { grid-template-columns: 1fr; }
  .objective-grid article, .objective-grid aside { min-height: 230px; border-right: 0 !important; border-bottom: 1px solid var(--line); }
  .objective-grid aside { min-height: 190px; border-bottom: 0; }
  .classification-grid { grid-template-columns: 1fr; }
  .classification-grid article { min-height: 190px; border-left: 0; border-top: 1px solid var(--line); }
  .classification-grid article:first-child { border-top: 0; }
  .classification-grid p { margin-top: 50px; }
  .synthetic-record header { padding: 24px; flex-direction: column; gap: 18px; }
  .synthetic-record header > strong { max-width: none; text-align: left; }
  .synthetic-record dl div { min-height: 0; padding: 18px 24px; grid-template-columns: 1fr; gap: 9px; }
  .synthetic-record footer { padding: 22px 24px; grid-template-columns: 1fr; gap: 12px; }
  .not-section ul { margin-top: 5px; }
  .roadmap-list li { grid-template-columns: 55px 1fr; gap: 16px; }
  .concept-list { gap: 28px; }
  .concept-list figcaption { padding: 24px; gap: 20px; }
  .method-grid dl div { grid-template-columns: 1fr; gap: 9px; }
  .principle-strip { grid-template-columns: 1fr; }
  .principle-strip span { border-left: 0; border-top: 1px solid var(--line); }
  .principle-strip span:first-child { border-top: 0; }
  .governance { grid-template-columns: 1fr; }
  .governance article { min-height: 0; padding: 75px 24px; }
  .governance article + article { border-left: 0; border-top: 1px solid var(--line); }
  .status-panel { padding: 28px 22px; }
  .development-log article { padding: 28px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .follow { min-height: 600px; padding: 85px 24px; }
  .site-footer { width: calc(100% - 24px); padding: 30px 24px; grid-template-columns: 1fr; gap: 28px; }
  .disclaimer { grid-column: 1; grid-row: auto; }
}