:root {
  --ink: #101820;
  --paper: #f7f8f5;
  --surface: #ffffff;
  --teal: #267a73;
  --teal-bright: #39b7a5;
  --blue: #3e6fa3;
  --amber: #c98624;
  --red: #b64a4a;
  --gray: #66717b;
  --line: #d7dedd;
  --max: 1180px;
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-underline-offset: .22em; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--amber); outline-offset: 4px; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .75rem 1rem; background: white; }
.skip-link:focus { top: 1rem; }
.site-header {
  max-width: var(--max); margin: 0 auto; min-height: 84px; padding: 0 28px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { display: inline-flex; align-items: center; gap: .7rem; font-size: 1.05rem; font-weight: 760; text-decoration: none; letter-spacing: -.02em; }
.brand span { width: 34px; height: 34px; display: grid; place-items: center; color: white; background: var(--ink); border-radius: 9px; font-size: .9rem; position: relative; }
.brand span::after { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--teal-bright); position: absolute; right: -2px; top: -2px; }
.site-nav { display: flex; align-items: center; gap: 1.4rem; font-size: .86rem; font-weight: 650; }
.site-nav a { text-decoration: none; padding: .45rem 0; border-bottom: 2px solid transparent; }
.site-nav a[aria-current="page"] { border-color: var(--teal); }
.site-nav .language { border: 1px solid var(--line); padding: .4rem .75rem; border-radius: 999px; }
.menu-button { display: none; border: 1px solid var(--line); background: transparent; padding: .55rem .8rem; font: inherit; font-size: .85rem; border-radius: 8px; }
main { overflow: hidden; }
.hero, .section, .page-hero, .site-footer { max-width: var(--max); margin-left: auto; margin-right: auto; }
.hero { min-height: 680px; padding: 90px 28px 70px; display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(310px, .72fr); align-items: center; gap: 70px; }
.eyebrow, .kicker { margin: 0 0 1rem; color: var(--teal); font-size: .73rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.13; letter-spacing: -.035em; }
h1 { margin: 0; font-size: clamp(4.2rem, 10vw, 8.6rem); line-height: .88; }
h2 { margin: 0 0 1.3rem; font-size: clamp(2rem, 4.5vw, 3.7rem); }
h3 { font-size: 1.25rem; }
.hero-line { max-width: 720px; margin: 2.2rem 0 1rem; font-size: clamp(1.5rem, 3vw, 2.45rem); line-height: 1.2; letter-spacing: -.03em; }
.lede { max-width: 710px; color: #48545d; font-size: 1.06rem; }
.actions { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 2rem; }
.button { padding: .85rem 1.15rem; border-radius: 8px; font-weight: 700; text-decoration: none; }
.primary { color: white; background: var(--ink); }
.secondary { border: 1px solid #b8c2c3; background: rgba(255,255,255,.45); }
.awareness-mark { aspect-ratio: 1; position: relative; display: grid; place-items: center; }
.awareness-mark strong { z-index: 2; text-align: center; font-size: 1rem; line-height: 1.2; }
.ring { position: absolute; border: 1px solid; border-radius: 50%; display: flex; align-items: flex-start; justify-content: center; padding-top: 7%; font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.ring-one { width: 96%; height: 96%; border-color: #abc7c4; color: var(--teal); }
.ring-two { width: 68%; height: 68%; top: 16%; border-color: #91acd0; color: var(--blue); }
.ring-three { width: 40%; height: 40%; top: 29%; border-color: #ddb976; color: #92600c; }
.status-strip { max-width: var(--max); margin: 0 auto; padding: 0 28px 42px; display: grid; grid-template-columns: repeat(5, 1fr); }
.status-strip div { padding: 1rem; border-top: 2px solid var(--ink); border-right: 1px solid var(--line); }
.status-strip div:last-child { border-right: 0; }
.status-strip span, .status-strip strong { display: block; }
.status-strip span { color: var(--gray); font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; }
.status-strip strong { margin-top: .3rem; font-size: .87rem; }
.section { padding: 110px 28px; }
.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 8vw; border-top: 1px solid var(--line); }
.split p { margin-top: 0; }
.dark { max-width: none; padding-left: max(28px, calc((100vw - var(--max)) / 2 + 28px)); padding-right: max(28px, calc((100vw - var(--max)) / 2 + 28px)); color: white; background: var(--ink); }
.dark .kicker { color: var(--teal-bright); }
.dark h2 { max-width: 900px; }
.flow { display: flex; align-items: center; justify-content: space-between; gap: .6rem; margin: 4rem 0; padding: 1.4rem 0; border-top: 1px solid #42515d; border-bottom: 1px solid #42515d; }
.flow span { font-size: .84rem; font-weight: 700; text-align: center; }
.flow i { color: var(--teal-bright); font-style: normal; }
.revision-flow { flex-wrap: wrap; justify-content: center; }
.revision-flow span { flex: 1 1 105px; }
.large { max-width: 880px; font-size: 1.45rem; }
.muted-light { max-width: 740px; color: #aebdc2; }
.principle-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin: 3rem 0; }
.principle-grid article { min-height: 270px; padding: 1.5rem; background: var(--surface); }
.principle-grid b { color: var(--teal); font-family: ui-monospace, monospace; }
.text-link { display: inline-flex; gap: .7rem; align-items: center; font-weight: 750; text-decoration: none; border-bottom: 1px solid; }
.finding-section, .evidence-home, .progress-home, .about-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 7vw; align-items: start; }
.concept-label { display: inline-block; color: #7b4b00; background: #f7e8c9; padding: .4rem .65rem; border-radius: 6px; font-size: .78rem; font-weight: 700; }
.terminal { color: #d9e3e4; background: #131e27; border: 1px solid #344651; border-radius: var(--radius); padding: 1.5rem; box-shadow: 0 24px 60px rgba(16,24,32,.18); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .8rem; }
.terminal-top { display: flex; gap: .8rem; padding-bottom: 1rem; border-bottom: 1px solid #344651; }
.blocked { color: #fff; background: var(--red); padding: .15rem .45rem; border-radius: 4px; }
.terminal dl { display: grid; grid-template-columns: 150px 1fr; gap: .65rem 1rem; }
.terminal dt { color: var(--teal-bright); }
.terminal dd { margin: 0; }
.does-not { margin: 1.2rem -1.5rem -1.5rem; padding: 1rem 1.5rem; color: #ffe2b6; background: #2b2520; border-radius: 0 0 var(--radius) var(--radius); }
.evidence-home { border-top: 1px solid var(--line); }
.boundary { padding: 1.5rem; border: 1px solid #d0a85e; border-left: 5px solid var(--amber); background: #fff8e9; }
.boundary span { color: #81530a; font-size: .72rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.boundary p { margin-bottom: 0; }
.progress-home { background: #e9f1f0; border-radius: 28px; padding-left: 48px; padding-right: 48px; }
.milestone { padding: 2rem; background: white; border-radius: var(--radius); }
.state { display: inline-block; padding: .25rem .55rem; border-radius: 999px; font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.accepted { color: #14564f; background: #d7efeb; }
.tested { color: #28527c; background: #dce9f8; }
.published { color: #624300; background: #f6e5bd; }
.founder { max-width: 900px; text-align: center; }
.founder .kicker { text-align: center; }
.disclosure { color: var(--gray); font-size: .9rem; }
.page-hero { min-height: 520px; padding: 110px 28px 80px; display: flex; flex-direction: column; justify-content: flex-end; border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 1040px; font-size: clamp(3.1rem, 7vw, 6.5rem); line-height: .98; }
.page-hero > p:last-child { max-width: 720px; margin-top: 2rem; color: #4f5a62; font-size: 1.2rem; }
.layer-stack { max-width: 850px; margin: 0 auto; }
.layer-stack article { display: grid; grid-template-columns: 50px 220px 1fr; gap: 1rem; align-items: baseline; padding: 1.2rem; border-top: 1px solid var(--line); }
.layer-stack article:first-child { background: var(--ink); color: white; border-radius: 12px 12px 0 0; }
.layer-stack span { font-family: ui-monospace, monospace; color: var(--teal); }
.layer-stack article:first-child span { color: var(--teal-bright); }
.layer-stack h3, .layer-stack p { margin: 0; }
.cards { display: grid; gap: 1rem; margin-top: 3rem; }
.cards.three { grid-template-columns: repeat(3, 1fr); }
.cards article { padding: 1.7rem; background: white; border: 1px solid var(--line); border-radius: var(--radius); }
.wide-copy { max-width: 800px; font-size: 1.1rem; }
.source { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--line); color: var(--gray); font-size: .75rem; }
.source span { margin-right: .5rem; text-transform: uppercase; letter-spacing: .1em; }
.source strong { color: var(--ink); }
.evidence-metric { display: grid; grid-template-columns: .7fr 1.3fr; align-items: center; gap: 5vw; }
.evidence-metric > div:first-child { text-align: center; }
.evidence-metric strong { display: block; font-size: clamp(5rem, 12vw, 10rem); line-height: .9; letter-spacing: -.08em; }
.evidence-metric span { color: var(--gray); font-size: .82rem; text-transform: uppercase; letter-spacing: .12em; }
.claim-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-bottom: 2rem; background: var(--line); border: 1px solid var(--line); }
.claim-grid article { padding: 1.5rem; background: white; }
.claim-grid span { color: var(--teal); font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.claim-grid h3 { font-size: 1.05rem; }
.roadmap { list-style: none; padding: 0; margin: 3rem 0 0; }
.roadmap li { display: grid; grid-template-columns: 280px 1fr; gap: 2rem; padding: 1.3rem 0; border-top: 1px solid var(--line); }
.roadmap p { margin: 0; }
.ledger { max-width: 900px; margin: 4rem auto 0; }
.ledger article { display: grid; grid-template-columns: 120px 120px 1fr; gap: .7rem 1.3rem; padding: 2rem 0; border-top: 1px solid var(--line); }
.ledger time { font-family: ui-monospace, monospace; font-size: .78rem; }
.ledger h2, .ledger p, .ledger small { grid-column: 3; margin: 0; }
.ledger h2 { font-size: 1.5rem; }
.ledger small { color: var(--gray); }
.essays { max-width: 900px; }
.essays article { padding: 4rem 0; border-top: 1px solid var(--line); }
.essays article:first-child { padding-top: 0; border-top: 0; }
.essays h2 { font-size: clamp(2rem, 4vw, 3rem); }
.essays h3 { max-width: 760px; margin-top: 2.2rem; font-size: 1.35rem; }
.essays p:not(.essay-meta) { max-width: 760px; font-family: ui-serif, Georgia, "Noto Serif SC", serif; font-size: 1.12rem; }
.essay-meta { color: var(--gray); font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; }
.contact-card { padding: 2rem; color: white; background: var(--ink); border-radius: var(--radius); }
.contact-card .kicker { color: var(--teal-bright); }
.contact-card h2 { font-size: 2rem; }
.contact-card a { display: flex; justify-content: space-between; padding: 1rem 0; border-top: 1px solid #41505a; text-decoration: none; }
.disclosure-box { max-width: 820px; padding: 2.2rem; border: 1px solid var(--line); background: white; }
.site-footer { padding: 55px 28px; display: grid; grid-template-columns: 1fr auto auto; gap: 5rem; border-top: 1px solid var(--line); font-size: .78rem; }
.site-footer > div { display: flex; flex-direction: column; align-items: flex-start; gap: .45rem; }
.site-footer p { max-width: 590px; color: var(--gray); }
.footer-brand { margin-bottom: .5rem; }

@media (max-width: 900px) {
  .site-header { min-height: 72px; position: relative; }
  .menu-button { display: block; }
  .site-nav { display: none; position: absolute; z-index: 20; left: 20px; right: 20px; top: 66px; padding: 1rem; flex-direction: column; align-items: stretch; gap: .2rem; background: white; border: 1px solid var(--line); box-shadow: 0 18px 40px rgba(16,24,32,.14); }
  .site-nav[data-open="true"] { display: flex; }
  .site-nav a { padding: .65rem; }
  .site-nav .language { margin-top: .5rem; text-align: center; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 80px; gap: 20px; }
  .awareness-mark { max-width: 360px; width: 85%; margin: 1rem auto 0; }
  .status-strip { grid-template-columns: 1fr 1fr; }
  .status-strip div { border-right: 0; }
  .split, .finding-section, .evidence-home, .progress-home, .about-grid, .evidence-metric { grid-template-columns: 1fr; }
  .principle-grid { grid-template-columns: 1fr 1fr; }
  .flow { align-items: stretch; flex-direction: column; }
  .flow i { transform: rotate(90deg); text-align: center; }
  .cards.three, .claim-grid { grid-template-columns: 1fr; }
  .layer-stack article { grid-template-columns: 42px 1fr; }
  .layer-stack article p { grid-column: 2; }
  .ledger article { grid-template-columns: 100px 1fr; }
  .ledger h2, .ledger p, .ledger small { grid-column: 1 / -1; }
  .roadmap li { grid-template-columns: 1fr; gap: .2rem; }
  .site-footer { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .site-footer > div:first-child { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .site-header, .hero, .section, .page-hero, .status-strip, .site-footer { padding-left: 20px; padding-right: 20px; }
  h1 { font-size: clamp(3.55rem, 21vw, 5.6rem); }
  .hero-line { font-size: 1.5rem; }
  .section { padding-top: 78px; padding-bottom: 78px; }
  .status-strip { grid-template-columns: 1fr; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { min-height: auto; }
  .terminal { margin-left: -10px; margin-right: -10px; padding: 1rem; font-size: .72rem; }
  .terminal dl { grid-template-columns: 1fr; }
  .terminal dt { margin-top: .5rem; }
  .does-not { margin: 1rem -1rem -1rem; padding: 1rem; }
  .progress-home { border-radius: 0; margin-left: 0; margin-right: 0; }
  .page-hero { min-height: 430px; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer > div:first-child { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}