:root {
  color-scheme: light;
  --ink: #171a18;
  --muted: #59615d;
  --faint: #7a827e;
  --canvas: #f7f8f5;
  --surface: #eef1ec;
  --surface-2: #e6ebe5;
  --line: #d8ddd7;
  --line-strong: #aeb8b1;
  --green: #08794a;
  --green-soft: rgba(8, 121, 74, .07);
  --red: #b53e49;
  --red-soft: rgba(181, 62, 73, .07);
  --amber: #9a5a00;
  --radius: 2px;
  --table-body-size: 15px;
  --table-label-size: 12px;
  --small-body-size: 15px;
  --label-size: 12px;
  --font-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-sans);
  text-rendering: optimizeLegibility;
}
button, a { font: inherit; }
button { color: inherit; }
a { color: inherit; }

.site-header {
  height: 68px;
  padding: 0 clamp(22px, 4vw, 68px);
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: rgba(247, 248, 245, .95);
  backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.brand b { font-size: 14px; letter-spacing: .16em; }
.brand > span:last-child { padding-left: 14px; border-left: 1px solid var(--line-strong); color: var(--muted); font-size: 14px; }
.brand-mark { display: grid; grid-template-columns: 8px 8px; gap: 3px; margin-right: 3px; transform: rotate(45deg); }
.brand-mark i { display: block; width: 8px; height: 20px; background: var(--green); }
.header-navigation { height: 68px; display: flex; align-items: center; gap: clamp(22px, 3vw, 42px); }
.article-nav { display: flex; align-items: center; gap: clamp(16px, 2vw, 30px); }
.article-nav a { color: var(--muted); font-size: 13px; text-decoration: none; }
.article-nav a:hover, .article-nav a:focus-visible { color: var(--green); }
.surface-nav { height: 68px; display: flex; align-items: stretch; border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
.surface-nav a { min-width: 92px; padding: 0 18px; display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 13px; text-decoration: none; }
.surface-nav a:hover, .surface-nav a:focus-visible { color: var(--ink); background: var(--surface); }
.surface-nav a[aria-current="page"] { color: var(--green); background: var(--surface); box-shadow: inset 0 -2px 0 var(--green); }

main { max-width: 1500px; margin: 0 auto; padding: 0 clamp(18px, 4vw, 64px) 90px; }
.hero {
  min-height: 0;
  display: block;
  padding: clamp(74px, 10vw, 140px) 0 clamp(82px, 11vw, 150px);
  border-bottom: 1px solid var(--line);
}
.hero-copy { width: min(820px, 100%); margin: 0 auto; padding: 0; }
.publication-name { margin: 0 0 70px; color: var(--ink); font-size: 19px; font-weight: 680; }
.eyebrow {
  margin: 0 0 24px;
  color: var(--green);
  font: var(--label-size)/1 var(--font-mono);
  letter-spacing: .13em;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(46px, 5.2vw, 72px);
  font-weight: 650;
  line-height: 1.04;
  letter-spacing: -.047em;
}
.paper-byline { margin-top: 56px; padding-top: 30px; display: grid; grid-template-columns: 1fr auto; gap: 40px; border-top: 1px solid var(--line); color: var(--muted); }
.paper-byline div { display: flex; flex-direction: column; gap: 8px; }
.paper-byline strong { color: var(--ink); font-size: 14px; font-weight: 620; }
.paper-byline span, .paper-byline time { font-size: var(--small-body-size); line-height: 1.5; }
.tldr { margin-top: 58px; display: grid; grid-template-columns: 74px 1fr; gap: 24px; align-items: start; }
.tldr > span { padding-top: 4px; color: var(--faint); font-size: 14px; }
.tldr p { margin: 0 0 20px; color: #343a36; font-size: 17px; line-height: 1.72; }
.tldr p:last-child { margin-bottom: 0; }
.primary-link {
  min-height: 47px;
  width: max-content;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--green);
  border-radius: var(--radius);
  background: var(--green);
  color: #f7faf7;
  font-size: 14px;
  font-weight: 720;
  text-decoration: none;
}
.primary-link:hover { background: #06663e; }
.primary-link:active { transform: translateY(1px); }

.hero-model { border: 1px solid var(--line-strong); background: var(--surface); }
.experiment-setup { margin: 52px 0 44px; display: grid; grid-template-columns: 260px 1fr; }
.experiment-setup .hero-model-head { border-right: 1px solid var(--line); border-bottom: 0; }
.experiment-setup .hero-route { padding: 0; display: grid; grid-template-columns: 1fr 18px 1fr 18px 1fr 18px 1fr; align-items: stretch; }
.experiment-setup .hero-route > div { min-height: 112px; padding: 20px; display: flex; flex-direction: column; align-items: flex-start; justify-content: space-between; gap: 20px; }
.experiment-setup .hero-route > i { width: 18px; height: 1px; margin: auto 0; }
.experiment-setup .hero-route .boundary-node { margin: 0; border-left: 1px solid var(--line); border-top: 2px solid var(--green); }
.hero-model-head { min-height: 78px; padding: 19px 22px; display: flex; flex-direction: column; justify-content: center; border-bottom: 1px solid var(--line); }
.hero-model-head span, .hero-route span { color: var(--faint); font: var(--label-size)/1.2 var(--font-mono); letter-spacing: .08em; }
.hero-model-head strong { margin-top: 10px; font-size: 17px; font-weight: 600; }
.hero-route { padding: 8px 22px 22px; }
.hero-route > div { min-height: 64px; padding: 14px 0; display: grid; grid-template-columns: 82px 1fr; gap: 14px; align-items: center; }
.hero-route b { font-size: var(--small-body-size); line-height: 1.5; font-weight: 560; }
.hero-route > i { display: block; width: 1px; height: 14px; margin-left: 33px; background: var(--line-strong); }
.hero-route .boundary-node { margin-top: 8px; padding: 16px; border-left: 2px solid var(--green); background: var(--green-soft); }
.hero-route .boundary-node span, .hero-route .boundary-node b { color: var(--green); }

.document-meta { min-height: 66px; display: grid; grid-template-columns: .8fr .8fr 1.2fr 1.4fr; align-items: center; border-bottom: 1px solid var(--line); color: var(--faint); font: var(--label-size)/1.45 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.document-meta span { min-height: 66px; padding: 0 22px; display: flex; align-items: center; border-right: 1px solid var(--line); }
.document-meta span:first-child { padding-left: 0; color: var(--green); }
.document-meta span:last-child { border-right: 0; }

.evidence-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.evidence-strip div { min-height: 110px; padding: 24px; display: flex; align-items: flex-end; gap: 12px; border-right: 1px solid var(--line); }
.evidence-strip div:first-child { padding-left: 0; }
.evidence-strip div:last-child { border-right: 0; }
.evidence-strip strong { color: var(--green); font: 31px/1 var(--font-mono); font-weight: 500; }
.evidence-strip span { max-width: 180px; color: var(--muted); font-size: var(--small-body-size); line-height: 1.5; }

.essay { max-width: 1320px; margin: 0 auto; }
.essay > section { padding: clamp(72px, 8vw, 112px) 0; border-bottom: 1px solid var(--line); }
.section-copy { max-width: 850px; margin-bottom: 52px; }
.section-copy.compact { margin-bottom: 40px; }
.section-copy h2, .evidence-intro h2, .research-boundary h2 {
  margin: 0;
  font-size: clamp(31px, 3.5vw, 48px);
  line-height: 1.08;
  letter-spacing: -.04em;
  font-weight: 515;
}
.section-copy p, .evidence-intro > p:last-child { max-width: 680px; margin: 23px 0 0; color: var(--muted); font-size: 15px; line-height: 1.65; }

.lead-thesis { padding-top: clamp(80px, 9vw, 125px) !important; }
.standfirst { max-width: 1050px; margin: 0 0 66px; font-size: clamp(33px, 4.9vw, 67px); line-height: 1.1; letter-spacing: -.045em; }
.lead-columns { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(50px, 8vw, 125px); align-items: start; }
.lead-prose { max-width: 560px; }
.lead-prose p { margin: 0 0 24px; color: var(--muted); font-size: 16px; line-height: 1.78; }
.lead-prose p:last-child { margin-bottom: 0; }
blockquote { margin: 0; padding-left: 28px; border-left: 2px solid var(--green); color: #2e3531; font-size: clamp(21px, 2.4vw, 34px); line-height: 1.38; letter-spacing: -.025em; }

.chapter-heading { max-width: 990px; margin-bottom: 46px; }
.chapter-heading h2 { max-width: 940px; margin: 0; font-size: clamp(32px, 3.4vw, 46px); line-height: 1.1; letter-spacing: -.038em; font-weight: 520; }
.chapter-heading.minor { max-width: 960px; }
.chapter-heading.minor h3 { margin: 0; font-size: clamp(26px, 3vw, 40px); line-height: 1.14; letter-spacing: -.036em; font-weight: 530; }
.reading-column { max-width: 820px; margin-left: clamp(0px, 14vw, 185px); }
.reading-column p { margin: 0 0 26px; color: #343b37; font-size: 17px; line-height: 1.82; }
.reading-column p:last-child { margin-bottom: 0; }
.reading-column strong { color: var(--ink); font-weight: 640; }
.inline-source { color: #28312c; text-decoration-color: var(--line-strong); text-underline-offset: 4px; }
.inline-source:hover { color: var(--green); text-decoration-color: var(--green); }
.reading-column h3, .research-chapter > h3 { margin: 64px 0 24px; color: var(--ink); font-size: 24px; line-height: 1.28; letter-spacing: -.025em; font-weight: 580; }
.lead-thesis .lead-prose { max-width: 820px; }
.lead-thesis blockquote { max-width: 890px; margin: 58px 0 0 clamp(0px, 14vw, 185px); }
.plain-language-note {
  max-width: 820px;
  margin: 36px 0 0 clamp(0px, 14vw, 185px);
  padding: 18px 22px;
  border-left: 2px solid var(--green);
  background: var(--green-soft);
  color: #39413c;
  font-size: 16px;
  line-height: 1.65;
}
.plain-language-note strong { color: var(--ink); font-weight: 650; }
.live-evidence > .plain-language-note { margin-bottom: 42px; }
.origin-summary { margin: 68px 0 0; display: grid; grid-template-columns: .9fr 1fr 1.1fr; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line); }
.origin-summary article { min-height: 190px; padding: 28px 34px 28px 0; }
.origin-summary article + article { padding-left: 34px; border-left: 1px solid var(--line); }
.origin-summary h3 { margin: 0 0 52px; color: var(--green); font-size: 17px; font-weight: 620; }
.origin-summary p { margin: 0; color: var(--muted); font-size: var(--small-body-size); line-height: 1.68; }
.figure-label { margin: 58px 0 0 clamp(0px, 8vw, 105px); display: grid; grid-template-columns: 240px minmax(0, 560px); gap: 35px; }
.figure-label strong { font-size: var(--small-body-size); line-height: 1.58; }
.figure-label span { color: var(--muted); font-size: var(--small-body-size); line-height: 1.65; }
.role-definition { margin: 28px 0 0 clamp(0px, 8vw, 105px); display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line-strong); }
.role-definition article { min-height: 190px; padding: 26px; background: var(--surface); }
.role-definition article + article { border-left: 1px solid var(--line); }
.role-definition b { display: block; color: var(--green); font-size: 15px; }
.role-definition p { margin: 58px 0 0; color: var(--muted); font-size: var(--small-body-size); line-height: 1.65; }
.role-system-figure { margin: 72px 0 0; }
.role-system-figure figcaption { margin: 0 0 28px clamp(0px, 8vw, 105px); display: grid; grid-template-columns: 260px minmax(0, 620px); gap: 34px; }
.role-system-figure figcaption strong { font-size: var(--small-body-size); line-height: 1.58; }
.role-system-figure figcaption span { color: var(--muted); font-size: var(--small-body-size); line-height: 1.68; }
.technical-diagram-scroll { width: 100%; overflow-x: auto; overscroll-behavior-inline: contain; border: 1px solid var(--line-strong); background: var(--canvas); scrollbar-color: var(--line-strong) transparent; }
.technical-diagram-scroll:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; }
.technical-diagram-svg { width: 100%; min-width: 1080px; height: auto; display: block; font-family: var(--font-sans); }
.technical-diagram-svg text { fill: var(--ink); }
.technical-diagram-svg .svg-panel { fill: var(--surface); stroke: var(--line-strong); stroke-width: 1; }
.technical-diagram-svg .svg-protection-band { fill: var(--green-soft); stroke: rgba(8, 121, 74, .38); stroke-width: 1; }
.technical-diagram-svg .svg-control-panel { fill: var(--green-soft); stroke: rgba(8, 121, 74, .52); stroke-width: 1; }
.technical-diagram-svg .svg-agent-panel { fill: var(--green-soft); stroke: var(--green); stroke-width: 2; }
.technical-diagram-svg .svg-destination-panel { fill: var(--canvas); stroke: var(--green); stroke-width: 2; }
.technical-diagram-svg .svg-role-cell { fill: var(--canvas); stroke: var(--line); stroke-width: 1; }
.technical-diagram-svg .svg-safe-cell { fill: var(--green-soft); stroke: rgba(8, 121, 74, .55); }
.technical-diagram-svg .svg-danger-cell { fill: var(--red-soft); stroke: rgba(181, 62, 73, .62); }
.technical-diagram-svg .svg-control-rail { fill: var(--green-soft); stroke: rgba(8, 121, 74, .55); stroke-width: 1; }
.technical-diagram-svg .svg-root-goal { fill: var(--green-soft); stroke: var(--green); stroke-width: 1.5; }
.technical-diagram-svg .svg-evidence-rail { fill: var(--surface); stroke: var(--line-strong); stroke-width: 1; }
.technical-diagram-svg .svg-reject-band { fill: var(--red-soft); stroke: rgba(181, 62, 73, .45); stroke-width: 1; }
.technical-diagram-svg .svg-permit-band { fill: var(--green-soft); stroke: rgba(8, 121, 74, .48); stroke-width: 1; }
.technical-diagram-svg .svg-kicker { fill: var(--faint); font: 12px var(--font-mono); letter-spacing: 1px; }
.technical-diagram-svg .svg-band-title, .technical-diagram-svg .svg-direction-title { fill: var(--green); font: 13px var(--font-mono); font-weight: 650; letter-spacing: .75px; }
.technical-diagram-svg .svg-heading { font-size: 14px; font-weight: 620; }
.technical-diagram-svg .svg-section-title { font-size: 17px; font-weight: 640; }
.technical-diagram-svg .svg-node-title { fill: #245b40; font-size: 23px; font-weight: 650; }
.technical-diagram-svg .svg-role-title { font-size: 17px; font-weight: 650; }
.technical-diagram-svg .svg-copy { fill: var(--muted); font-size: 13px; }
.technical-diagram-svg .svg-rule { fill: var(--faint); font: 12px var(--font-mono); letter-spacing: .4px; }
.technical-diagram-svg .svg-rule-strong, .technical-diagram-svg .svg-safe-text { fill: var(--green); }
.technical-diagram-svg .svg-danger-text { fill: var(--red); }
.technical-diagram-svg .svg-control-title { fill: var(--green); font: 13px var(--font-mono); font-weight: 650; letter-spacing: .5px; }
.technical-diagram-svg .svg-control-copy { fill: #456151; font-size: 12px; }
.technical-diagram-svg .svg-root-copy { fill: #285d43; font: 13px var(--font-mono); font-weight: 620; letter-spacing: .3px; }
.technical-diagram-svg .svg-outcome-title { font: 12px var(--font-mono); font-weight: 650; letter-spacing: .5px; }
.technical-diagram-svg .svg-divider { stroke: var(--line); stroke-width: 1; }
.technical-diagram-svg .svg-flow { fill: none; stroke: var(--green); stroke-width: 1.3; }
.technical-diagram-svg .svg-state-link { fill: none; stroke: var(--line-strong); stroke-width: 1.1; }
.technical-diagram-svg .svg-root-link { stroke: rgba(8, 121, 74, .55); stroke-width: 1; stroke-dasharray: 4 4; }
.technical-diagram-svg .svg-evidence-flow { fill: none; stroke: var(--green); stroke-width: 1.3; }
.technical-diagram-svg .svg-arrow-head { fill: var(--green); }
.role-lens { max-width: 1040px; margin: 60px 0 0 clamp(0px, 8vw, 105px); }
.role-lens-intro { max-width: 840px; margin: 0; color: #2d3531; font-size: 21px; line-height: 1.58; letter-spacing: -.012em; }
.role-lens-intro > strong { display: block; margin-bottom: 9px; color: var(--ink); }
.role-lens-points { margin-top: 46px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 56px; border-top: 1px solid var(--line-strong); }
.role-lens-points p { min-height: 190px; margin: 0; padding: 27px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 14px; line-height: 1.72; }
.role-lens-points p:nth-child(odd) { padding-right: 32px; }
.role-lens-points p:nth-child(even) { padding-left: 32px; border-left: 1px solid var(--line); }
.role-lens-points strong { display: block; margin-bottom: 12px; color: var(--ink); font-size: 15px; line-height: 1.45; }
.classification-grammar { margin: 76px 0 0 clamp(0px, 8vw, 105px); border-top: 1px solid var(--line-strong); }
.classification-grammar > header { max-width: 870px; padding: 42px 0 40px; }
.classification-grammar > header h3 { max-width: 760px; margin: 0; font-size: clamp(29px, 3.2vw, 43px); line-height: 1.13; letter-spacing: -.035em; font-weight: 560; }
.classification-grammar > header > p:last-child { max-width: 800px; margin: 22px 0 0; color: var(--muted); font-size: 16px; line-height: 1.74; }
.classification-grammar > header strong { color: var(--ink); }
.classification-axes { border: 1px solid var(--line-strong); background: var(--surface); }
.classification-axis { min-height: 218px; padding: 30px; display: grid; grid-template-columns: 225px minmax(280px, .9fr) minmax(340px, 1.1fr); gap: 34px; align-items: start; }
.classification-axis + .classification-axis { border-top: 1px solid var(--line); }
.axis-question span { color: var(--green); font: var(--label-size)/1.45 var(--font-mono); letter-spacing: .06em; }
.axis-question h4 { margin: 17px 0 0; font-size: 19px; line-height: 1.45; font-weight: 620; }
.term-selector { display: flex; flex-wrap: wrap; align-content: flex-start; gap: 8px; }
.term-selector button { min-height: 40px; padding: 9px 12px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--canvas); color: var(--muted); font: 13px/1.35 var(--font-sans); text-align: left; cursor: pointer; transition: border-color 120ms ease, background-color 120ms ease, color 120ms ease; }
.term-selector button:hover { border-color: #96a29b; color: var(--ink); }
.term-selector button:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }
.term-selector button[aria-pressed="true"] { border-color: var(--green); background: var(--green-soft); color: var(--green); font-weight: 650; }
.term-explanation { min-height: 155px; padding-left: 28px; border-left: 1px solid var(--line-strong); }
.term-explanation strong { display: block; color: var(--ink); font-size: 21px; line-height: 1.35; font-weight: 630; }
.term-explanation p { margin: 13px 0 0; color: var(--muted); font-size: 15px; line-height: 1.68; }
.term-explanation small { display: block; margin-top: 20px; padding-top: 17px; border-top: 1px solid var(--line); color: #4b5650; font-size: 13px; line-height: 1.62; }
.classification-example { margin-top: 20px; padding: 26px 30px; border-left: 3px solid var(--green); background: var(--green-soft); }
.classification-example > div { display: flex; align-items: baseline; justify-content: space-between; gap: 30px; }
.classification-example > div span { color: var(--green); font: var(--label-size)/1.4 var(--font-mono); letter-spacing: .06em; }
.classification-example > div strong { font-size: 18px; font-weight: 620; }
.classification-example dl { margin: 24px 0 0; display: grid; grid-template-columns: .7fr 1fr 1.2fr 1.35fr 1.45fr; border-top: 1px solid rgba(8, 121, 74, .3); }
.classification-example dl div { min-width: 0; padding: 19px 20px 0 0; }
.classification-example dl div + div { padding-left: 20px; border-left: 1px solid rgba(8, 121, 74, .2); }
.classification-example dt { color: #456151; font: var(--label-size)/1.4 var(--font-mono); text-transform: uppercase; }
.classification-example dd { margin: 12px 0 0; color: #245b40; font-size: 14px; line-height: 1.55; font-weight: 600; }
.contents { margin-top: 76px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line-strong); }
.contents a { min-height: 105px; padding: 23px 24px 20px 0; display: flex; flex-direction: column; justify-content: space-between; border-bottom: 1px solid var(--line); color: inherit; text-decoration: none; }
.contents a:nth-child(odd) { margin-right: 34px; }
.contents a:nth-child(even) { padding-left: 34px; border-left: 1px solid var(--line); }
.contents span { font-size: 15px; font-weight: 600; }
.contents small { margin-top: 16px; color: var(--muted); font-size: var(--small-body-size); line-height: 1.55; }
.contents a:hover span { color: var(--green); }

.lab-response-intro { max-width: 850px; }
.lab-response-ledger { margin-top: 60px; border: 1px solid var(--line-strong); background: var(--surface); }
.lab-response-ledger > div { min-height: 118px; display: grid; grid-template-columns: 145px 1fr 1fr .9fr; }
.lab-response-ledger > div + div { border-top: 1px solid var(--line); }
.lab-response-ledger > div > * { margin: 0; padding: 25px 28px; border-right: 1px solid var(--line); }
.lab-response-ledger > div > *:last-child { border-right: 0; }
.lab-response-ledger > div > b { color: var(--green); font: var(--table-label-size)/1.5 var(--font-mono); font-weight: 520; }
.lab-response-ledger > div > b span { display: block; margin-bottom: 11px; color: var(--faint); font: var(--label-size)/1.4 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.lab-response-ledger p { color: var(--muted); font-size: var(--table-body-size); line-height: 1.68; }
.lab-response-head { min-height: 92px !important; background: var(--canvas); }
.lab-response-head > span { color: var(--faint); font: var(--label-size)/1.45 var(--font-mono); letter-spacing: .06em; }
.lab-response-head > div { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.lab-response-head b { color: var(--ink); font-size: 18px; font-weight: 630; }
.lab-response-head a { color: var(--green); font-size: 14px; line-height: 1.5; text-align: right; text-underline-offset: 4px; }
.lab-response-head > div > span { color: var(--muted); font-size: 14px; line-height: 1.5; text-align: right; }
.shared-boundary { margin: 48px 0 0 clamp(0px, 8vw, 105px); padding: 31px 34px; display: grid; grid-template-columns: .78fr 1.22fr; gap: 54px; border-left: 3px solid var(--green); background: var(--green-soft); }
.shared-boundary strong { font-size: 18px; line-height: 1.5; font-weight: 610; }
.shared-boundary p { margin: 0; color: #3d4842; font-size: 14px; line-height: 1.72; }

.mirror-opening-copy { max-width: 850px; }
.mirror-implementation-figure { margin: 68px 0 0; }
.mirror-implementation-figure figcaption { max-width: 920px; margin: 0 0 30px clamp(0px, 8vw, 105px); display: grid; grid-template-columns: 290px minmax(0, 1fr); gap: 36px; }
.mirror-implementation-figure figcaption strong { font-size: var(--small-body-size); line-height: 1.58; }
.mirror-implementation-figure figcaption span { color: var(--muted); font-size: var(--small-body-size); line-height: 1.68; }
.implementation-note { max-width: 870px; margin: 30px 0 0 auto; color: #3d4641; font-size: 14px; line-height: 1.72; }
.implementation-note strong { color: var(--ink); }
.mirror-binding-map { margin: 66px 0 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line-strong); }
.mirror-binding-map div { min-height: 108px; padding: 24px 28px 22px 0; display: grid; grid-template-columns: 110px 1fr; gap: 20px; border-bottom: 1px solid var(--line); }
.mirror-binding-map div:nth-child(odd) { margin-right: 38px; }
.mirror-binding-map div:nth-child(even) { padding-left: 38px; border-left: 1px solid var(--line); }
.mirror-binding-map dt { color: var(--green); font: var(--label-size)/1.5 var(--font-mono); }
.mirror-binding-map dd { margin: 0; color: var(--muted); font-size: var(--small-body-size); line-height: 1.65; }

.worked-example { margin: 82px 0 0; padding: clamp(32px, 5vw, 64px); border: 1px solid var(--line-strong); background: var(--surface); }
.worked-example-heading { max-width: 830px; }
.worked-example-heading h3 { margin: 0; font-size: clamp(27px, 3vw, 40px); line-height: 1.15; letter-spacing: -.035em; font-weight: 550; }
.worked-example-heading p { max-width: 720px; margin: 20px 0 0; color: var(--muted); font-size: 15px; line-height: 1.7; }
.incident-boundary-replay { list-style: none; margin: 48px 0 0; padding: 0; border-top: 1px solid var(--line-strong); }
.incident-boundary-replay li { min-height: 112px; padding: 23px 0; display: grid; grid-template-columns: 150px minmax(230px, .8fr) minmax(320px, 1.2fr); gap: 28px; align-items: start; border-bottom: 1px solid var(--line); }
.incident-boundary-replay b { color: var(--green); font: var(--table-label-size)/1.5 var(--font-mono); font-weight: 540; }
.incident-boundary-replay strong { font-size: 15px; line-height: 1.58; font-weight: 620; }
.incident-boundary-replay p { margin: 0; color: var(--muted); font-size: var(--table-body-size); line-height: 1.68; }
.worked-example-rule { max-width: 870px; margin: 34px 0 0 auto; color: #344039; font-size: 15px; line-height: 1.7; }
.worked-example-rule strong { color: var(--ink); }

.research-chapter > h3 { max-width: 820px; margin-left: clamp(0px, 14vw, 185px); }
.section-transition { max-width: 820px; margin: 72px 0 0 clamp(0px, 14vw, 185px); padding: 28px 0 0; border-top: 1px solid var(--line-strong); color: #303833; font-size: 17px; line-height: 1.78; }
.fact-ledger { margin: 64px 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line-strong); }
.fact-ledger div { min-height: 130px; padding: 26px 28px 24px 0; display: flex; flex-direction: column; justify-content: space-between; border-bottom: 1px solid var(--line); }
.fact-ledger div:nth-child(odd) { margin-right: 36px; }
.fact-ledger div:nth-child(even) { padding-left: 36px; border-left: 1px solid var(--line); }
.fact-ledger strong { color: var(--green); font: 25px/1.2 var(--font-mono); font-weight: 500; }
.fact-ledger span { max-width: 440px; color: var(--muted); font-size: var(--small-body-size); line-height: 1.58; }
.timeline-table, .progression-table, .conditions-table { border-top: 1px solid var(--line-strong); }
.timeline-table > div, .progression-table > div, .conditions-table > div { min-height: 82px; display: grid; grid-template-columns: 130px 1.05fr 1fr; border-bottom: 1px solid var(--line); }
.timeline-table > div > *, .progression-table > div > *, .conditions-table > div > * { margin: 0; padding: 20px 23px; border-right: 1px solid var(--line); }
.timeline-table > div > *:last-child, .progression-table > div > *:last-child, .conditions-table > div > *:last-child { border-right: 0; }
.timeline-table time, .progression-table b, .conditions-table b { color: var(--green); font: var(--table-label-size)/1.55 var(--font-mono); font-weight: 500; }
.timeline-table p, .progression-table p, .conditions-table p { color: var(--muted); font-size: var(--table-body-size); line-height: 1.64; }
.table-head { min-height: 46px !important; }
.table-head span { color: var(--faint); font: var(--table-label-size)/1.25 var(--font-mono); letter-spacing: .07em; text-transform: uppercase; }
.monitoring-analysis { margin-top: 90px; padding: 54px clamp(28px, 5vw, 70px); background: var(--surface); border: 1px solid var(--line-strong); }
.monitoring-analysis .reading-column { margin-left: 0; }
.control-stages { margin-top: 46px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-strong); }
.control-stages div { min-height: 170px; padding: 23px 20px 20px 0; border-bottom: 1px solid var(--line); }
.control-stages div + div { padding-left: 20px; border-left: 1px solid var(--line); }
.control-stages b, .control-stages p, .control-stages span { display: block; }
.control-stages b { color: var(--green); font-size: var(--small-body-size); }
.control-stages p { margin: 44px 0 14px; color: #303833; font-size: var(--small-body-size); line-height: 1.58; }
.control-stages span { color: var(--faint); font: var(--label-size)/1.45 var(--font-mono); }
.monitoring-rule { max-width: 760px; margin: 30px 0 0 auto; padding-top: 25px; border-top: 1px solid var(--line-strong); color: #344039; font-size: 14px; line-height: 1.65; }
.monitoring-rule strong { color: var(--ink); }
.reward-study { margin: 62px 0 0; border-top: 1px solid var(--line-strong); }
.reward-study figcaption { min-height: 105px; padding: 24px 0; display: grid; grid-template-columns: 280px minmax(0, 660px); gap: 40px; align-items: start; border-bottom: 1px solid var(--line); }
.reward-study figcaption strong { font-size: var(--small-body-size); line-height: 1.55; font-weight: 650; }
.reward-study figcaption span { color: var(--muted); font-size: var(--small-body-size); line-height: 1.68; }
.reward-summary { min-height: 150px; display: grid; grid-template-columns: 220px minmax(0, 580px); gap: 40px; align-items: center; border-bottom: 1px solid var(--line); }
.reward-summary strong { color: var(--green); font: 49px/1 var(--font-mono); font-weight: 500; }
.reward-summary span { color: #37403b; font-size: 15px; line-height: 1.62; }
.reward-table > div { min-height: 74px; display: grid; grid-template-columns: 1fr 190px 190px; border-bottom: 1px solid var(--line); }
.reward-table > div > * { margin: 0; padding: 19px 22px; border-right: 1px solid var(--line); }
.reward-table > div > *:last-child { border-right: 0; }
.reward-table p { color: var(--muted); font-size: var(--table-body-size); line-height: 1.58; }
.reward-table b, .reward-table strong { display: flex; align-items: center; font: 15px/1 var(--font-mono); font-weight: 500; }
.reward-table b { color: var(--faint); }
.reward-table strong { color: var(--green); }
.reward-interpretation { margin-top: 58px; }

.evidence-pattern-atlas { margin: 78px 0 0; }
.evidence-pattern-heading { max-width: 820px; margin: 0 0 38px clamp(0px, 8vw, 105px); }
.evidence-pattern-heading h3 { margin: 0; font-size: clamp(27px, 3vw, 39px); line-height: 1.16; letter-spacing: -.035em; font-weight: 550; }
.evidence-pattern-heading p { max-width: 720px; margin: 20px 0 0; color: var(--muted); font-size: 14px; line-height: 1.72; }
.evidence-pattern-table { border-top: 1px solid var(--line-strong); }
.evidence-pattern-table > div { min-height: 116px; display: grid; grid-template-columns: 245px 1fr 1fr 1.08fr; border-bottom: 1px solid var(--line); }
.evidence-pattern-table > div > * { margin: 0; padding: 22px 23px; border-right: 1px solid var(--line); }
.evidence-pattern-table > div > *:last-child { border-right: 0; }
.evidence-pattern-table b, .evidence-pattern-table b a, .evidence-pattern-table b small { display: block; }
.evidence-pattern-table b { font-size: 14px; line-height: 1.48; font-weight: 610; }
.evidence-pattern-table b a { color: var(--ink); text-underline-offset: 4px; }
.evidence-pattern-table b a:hover { color: var(--green); }
.evidence-pattern-table b small { margin-top: 15px; color: var(--green); font: var(--label-size)/1.5 var(--font-mono); font-weight: 500; }
.evidence-pattern-table b small span { display: block; }
.evidence-pattern-table b small span + span { margin-top: 7px; }
.evidence-pattern-table p { color: var(--muted); font-size: var(--table-body-size); line-height: 1.64; }
.evidence-pattern-table p strong { color: var(--ink); font-weight: 620; }

.related-evidence { margin: 68px 0 0; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line); }
.related-evidence summary { min-height: 104px; padding: 22px 50px 22px 0; display: grid; grid-template-columns: 180px 1fr auto; gap: 30px; align-items: center; cursor: pointer; list-style: none; position: relative; }
.related-evidence summary::-webkit-details-marker { display: none; }
.related-evidence summary::after { content: "+"; position: absolute; right: 4px; color: var(--green); font: 18px/1 var(--font-mono); }
.related-evidence[open] summary::after { content: "-"; }
.related-evidence summary span { color: var(--green); font: var(--label-size)/1.45 var(--font-mono); letter-spacing: .07em; text-transform: uppercase; }
.related-evidence summary b { font-size: 15px; line-height: 1.45; font-weight: 610; }
.related-evidence summary small { color: var(--muted); font-size: 13px; }
.related-evidence[open] summary { border-bottom: 1px solid var(--line); }
.evidence-essays { margin-top: 0; counter-reset: evidence; }
.evidence-essays article { min-height: 210px; padding: 40px 0; display: grid; grid-template-columns: 70px minmax(250px, .72fr) minmax(0, 1.28fr); gap: 34px; border-top: 1px solid var(--line); counter-increment: evidence; }
.evidence-essays article::before { content: counter(evidence, decimal-leading-zero); color: var(--green); font: var(--label-size)/1 var(--font-mono); }
.evidence-essays h3 { margin: 0; max-width: 360px; font-size: 21px; line-height: 1.3; letter-spacing: -.02em; font-weight: 580; }
.evidence-essays p { max-width: 720px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.78; }
.recurring-mechanism { margin: 78px 0 0; padding: clamp(30px, 5vw, 64px); border: 1px solid var(--line-strong); background: var(--surface); }
.recurring-mechanism h3 { margin: 0 0 36px; font-size: 27px; font-weight: 560; }
.recurring-mechanism ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-strong); }
.recurring-mechanism li { min-height: 170px; padding: 22px 22px 18px 0; }
.recurring-mechanism li + li { padding-left: 22px; border-left: 1px solid var(--line); }
.recurring-mechanism b, .recurring-mechanism span { display: block; }
.recurring-mechanism b { color: var(--green); font-size: var(--small-body-size); }
.recurring-mechanism span { margin-top: 48px; color: var(--muted); font-size: var(--small-body-size); line-height: 1.62; }
.recurring-mechanism > p { max-width: 760px; margin: 36px 0 0; color: #343b37; font-size: 15px; line-height: 1.7; }

.threat-columns { margin: 64px 0 80px; display: grid; grid-template-columns: 1.08fr .92fr; border-top: 1px solid var(--line-strong); }
.threat-columns article { padding: 34px 45px 10px 0; }
.threat-columns article + article { padding-left: 45px; border-left: 1px solid var(--line); }
.threat-columns h3 { margin: 0 0 24px; font-size: 22px; font-weight: 580; }
.threat-columns p { margin: 0 0 22px; color: var(--muted); font-size: 15px; line-height: 1.75; }
.failure-layers { margin: 66px 0 82px; border-top: 1px solid var(--line-strong); }
.failure-layers > div { min-height: 104px; display: grid; grid-template-columns: 170px 1fr 1.18fr 1fr; border-bottom: 1px solid var(--line); }
.failure-layers > div > * { margin: 0; padding: 21px 22px; border-right: 1px solid var(--line); }
.failure-layers > div > *:last-child { border-right: 0; }
.failure-layers b { color: var(--green); font: var(--table-label-size)/1.55 var(--font-mono); font-weight: 500; }
.failure-layers b span { display: block; margin-bottom: 11px; color: var(--faint); font: var(--label-size)/1.4 var(--font-mono); letter-spacing: .05em; text-transform: uppercase; }
.failure-layers p { color: var(--muted); font-size: var(--table-body-size); line-height: 1.64; }
.invariants { margin-top: 90px; }
.invariants > h3 { margin: 0 0 15px; font-size: 28px; font-weight: 560; }
.invariants > p { max-width: 700px; margin: 0 0 45px; color: var(--muted); font-size: 15px; line-height: 1.7; }
.invariant-groups { display: grid; grid-template-columns: .84fr 1.08fr 1.08fr; border: 1px solid var(--line-strong); background: var(--surface); }
.invariant-groups > article { min-width: 0; padding: 28px; }
.invariant-groups > article + article { border-left: 1px solid var(--line); }
.invariant-groups h4 { min-height: 82px; margin: 0; font-size: 16px; line-height: 1.45; font-weight: 620; }
.invariant-groups h4 span { display: block; margin-bottom: 10px; color: var(--green); font: var(--label-size)/1.45 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.invariants ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-strong); }
.invariants li { min-height: 150px; padding: 23px 0 20px; border-bottom: 1px solid var(--line); }
.invariants li::before { content: counter(list-item, decimal-leading-zero); display: block; margin-bottom: 20px; color: var(--green); font: var(--label-size)/1 var(--font-mono); }
.invariants strong, .invariants span { display: block; }
.invariants strong { margin-bottom: 9px; font-size: 14px; }
.invariants span { color: var(--muted); font-size: var(--small-body-size); line-height: 1.62; }

.article-prose { max-width: 940px; margin: 0 0 58px; }
.article-prose p { margin: 0 0 25px; color: #4f5853; font-size: 16px; line-height: 1.78; }
.article-prose p:last-child { margin-bottom: 0; }
.article-prose strong { color: var(--ink); font-weight: 620; }
.article-prose.two-columns { max-width: none; display: grid; grid-template-columns: 1fr 1fr; gap: 28px 62px; }
.article-prose.two-columns p:last-child { grid-column: 2; }

.origin-switcher { display: grid; grid-template-columns: .92fr 1.08fr 1.25fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.origin-switcher button { min-height: 168px; padding: 25px; border: 0; background: var(--canvas); text-align: left; cursor: pointer; }
.origin-switcher button:hover { background: var(--surface); }
.origin-switcher button[aria-selected="true"] { background: var(--green-soft); box-shadow: inset 0 2px var(--green); }
.origin-switcher b, .origin-switcher span { display: block; }
.origin-switcher b { margin-bottom: 31px; font-size: 18px; font-weight: 600; }
.origin-switcher span { max-width: 290px; color: var(--muted); font-size: 14px; line-height: 1.55; }
.origin-switcher button[aria-selected="true"] b { color: var(--green); }
.origin-example { width: 74%; margin: 46px 0 0 auto; padding: 31px 0 0 34px; border-top: 1px solid var(--line-strong); }
.origin-example > span { color: var(--green); font: var(--label-size)/1 var(--font-mono); letter-spacing: .1em; }
.origin-example h3 { margin: 18px 0 12px; font-size: 29px; font-weight: 550; }
.origin-example p { max-width: 680px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.62; }

.role-line { display: grid; grid-template-columns: 1fr 34px 1fr 34px 1fr 34px 1fr 34px 1fr; align-items: stretch; }
.role-line > div { min-height: 158px; padding: 21px 18px; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line); }
.role-line b, .role-line span { display: block; }
.role-line b { color: var(--green); font: var(--label-size)/1 var(--font-mono); letter-spacing: .08em; }
.role-line span { margin-top: 48px; color: var(--muted); font-size: 13px; line-height: 1.48; }
.role-line > i { align-self: center; height: 1px; background: var(--line-strong); position: relative; }
.role-line > i::after { content: ">"; position: absolute; right: -2px; top: -7px; color: var(--green); font: 11px/1 var(--font-mono); }
.role-explanation { margin: 55px 0 0 auto; }

.campaign-flow { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); border-left: 1px solid var(--line); border-top: 1px solid var(--line-strong); }
.campaign-flow li { min-height: 205px; padding: 23px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); position: relative; }
.campaign-flow li::before { content: ""; display: block; width: 9px; height: 9px; margin-bottom: 58px; border: 1px solid var(--line-strong); background: var(--canvas); }
.campaign-flow li:last-child::before { border-color: var(--green); background: var(--green); }
.campaign-flow b, .campaign-flow span { display: block; }
.campaign-flow b { margin-bottom: 13px; font-size: 14px; font-weight: 610; }
.campaign-flow span { color: var(--muted); font-size: var(--small-body-size); line-height: 1.62; }
.campaign-explanation { margin-left: auto; }
.campaign-system-figure { margin: 68px 0 0; }
.campaign-system-figure figcaption { max-width: 900px; margin: 0 0 30px clamp(0px, 8vw, 105px); display: grid; grid-template-columns: 300px 1fr; gap: 36px; }
.campaign-system-figure figcaption strong { font-size: var(--small-body-size); line-height: 1.58; }
.campaign-system-figure figcaption span { color: var(--muted); font-size: var(--small-body-size); line-height: 1.68; }
.campaign-route-map { border: 1px solid var(--line-strong); background: var(--surface); }
.route-map-head { min-height: 58px; padding: 0 28px; display: grid; grid-template-columns: minmax(300px, .9fr) 70px minmax(0, 1.1fr); align-items: center; border-bottom: 1px solid var(--line-strong); background: var(--canvas); }
.route-map-head span { color: var(--faint); font: var(--label-size)/1.35 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.route-map-head span:last-child { grid-column: 3; }
.route-map-steps { list-style: none; margin: 0; padding: 0 28px; }
.route-map-steps li { min-height: 132px; display: grid; grid-template-columns: minmax(300px, .9fr) 70px minmax(0, 1.1fr); align-items: stretch; border-bottom: 1px solid var(--line); }
.route-event { position: relative; padding: 27px 28px 27px 34px; border-left: 2px solid rgba(8, 121, 74, .38); }
.route-event::before { content: ""; position: absolute; width: 10px; height: 10px; top: 29px; left: -6px; border: 2px solid var(--surface); background: var(--green); }
.route-event span, .route-event strong, .route-check b, .route-check p { display: block; }
.route-event span { color: var(--green); font: var(--label-size)/1.35 var(--font-mono); letter-spacing: .05em; }
.route-event strong { max-width: 360px; margin-top: 20px; font-size: 16px; line-height: 1.52; font-weight: 620; }
.route-map-steps li > i { width: 42px; height: 1px; align-self: center; justify-self: center; position: relative; background: var(--line-strong); }
.route-map-steps li > i::after { content: ""; position: absolute; width: 7px; height: 7px; right: 0; top: -3px; border-top: 1px solid var(--green); border-right: 1px solid var(--green); transform: rotate(45deg); }
.route-check { padding: 27px 24px; }
.route-check b { color: var(--ink); font-size: 16px; line-height: 1.45; font-weight: 640; }
.route-check p { max-width: 500px; margin: 15px 0 0; color: var(--muted); font-size: var(--small-body-size); line-height: 1.66; }
.route-map-outcome { min-height: 110px; padding: 22px 28px; display: grid; grid-template-columns: 170px 1fr 1fr 1.35fr; gap: 0; align-items: center; border-top: 2px solid var(--green); background: var(--green-soft); }
.route-map-outcome > span { color: var(--green); font: var(--label-size)/1.35 var(--font-mono); letter-spacing: .05em; }
.route-map-outcome > div { min-height: 66px; padding: 9px 24px; border-left: 1px solid rgba(8, 121, 74, .24); }
.route-map-outcome b, .route-map-outcome p { display: block; }
.route-map-outcome b { color: var(--green); font-size: 15px; }
.route-map-outcome p { margin: 11px 0 0; color: #456151; font-size: 13px; line-height: 1.5; }
.route-map-outcome .route-reject b { color: var(--red); }
.route-map-outcome > strong { padding-left: 28px; border-left: 1px solid rgba(8, 121, 74, .24); color: #285d43; font-size: 14px; line-height: 1.56; font-weight: 620; }
.after-flow { max-width: 760px; margin: 48px 0 0; }

.case-layout { display: grid; grid-template-columns: minmax(300px, .72fr) minmax(0, 1.28fr); border: 1px solid var(--line-strong); }
.case-index { background: var(--surface); border-right: 1px solid var(--line); }
.case-index button { width: 100%; min-height: 92px; padding: 18px 21px; display: grid; grid-template-columns: 78px 1fr; gap: 5px 16px; border: 0; border-bottom: 1px solid var(--line); background: transparent; text-align: left; cursor: pointer; }
.case-index button:last-child { border-bottom: 0; }
.case-index button:hover { background: var(--surface-2); }
.case-index button[aria-checked="true"] { background: var(--green-soft); box-shadow: inset 2px 0 var(--green); }
.case-index span { grid-row: 1 / 3; color: var(--faint); font: var(--label-size)/1.45 var(--font-mono); letter-spacing: .06em; }
.case-index b { font-size: 15px; font-weight: 600; }
.case-index small { color: var(--muted); font-size: 13px; line-height: 1.45; }
.case-index button[aria-checked="true"] span, .case-index button[aria-checked="true"] b { color: var(--green); }
.case-detail { min-height: 590px; padding: clamp(30px, 5vw, 67px); display: flex; flex-direction: column; }
.case-meta { display: flex; flex-wrap: wrap; gap: 10px 22px; color: var(--green); font: var(--label-size)/1.2 var(--font-mono); letter-spacing: .06em; }
.case-meta span + span::before { content: "/"; margin-right: 22px; color: var(--line-strong); }
.case-detail h3 { margin: 39px 0 47px; font-size: clamp(39px, 4.4vw, 65px); letter-spacing: -.05em; font-weight: 520; }
.case-detail dl { margin: 0; }
.case-detail dl div { min-height: 68px; padding: 15px 0; display: grid; grid-template-columns: 145px 1fr; gap: 22px; border-bottom: 1px solid var(--line); }
.case-detail dt { color: var(--faint); font: var(--label-size)/1.5 var(--font-mono); text-transform: uppercase; }
.case-detail dd { margin: 0; font-size: var(--small-body-size); line-height: 1.62; }
.case-narrative { margin-top: 35px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line-strong); }
.case-narrative article { min-height: 170px; padding: 22px 24px 20px 0; border-bottom: 1px solid var(--line); }
.case-narrative article:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--line); }
.case-narrative h4 { margin: 0 0 26px; color: var(--green); font: var(--label-size)/1.4 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.case-narrative p { margin: 0; color: var(--muted); font-size: var(--small-body-size); line-height: 1.68; }
.case-narrative .case-mirror-rule { background: var(--green-soft); }
.case-narrative .case-mirror-rule h4 { color: #245b40; }
.case-detail > .case-source { margin: auto 0 0; padding-top: 35px; color: var(--faint); font-size: 13px; line-height: 1.6; }

.live-evidence { margin-top: 0; }
.evidence-intro { max-width: 920px; margin-bottom: 42px; }
.demo-scope { margin: 48px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line); }
.demo-scope div { min-height: 142px; padding: 23px 23px 21px 0; }
.demo-scope div + div { padding-left: 23px; border-left: 1px solid var(--line); }
.demo-scope b, .demo-scope span { display: block; }
.demo-scope b { color: var(--green); font-size: var(--small-body-size); }
.demo-scope span { margin-top: 38px; color: var(--muted); font-size: var(--small-body-size); line-height: 1.62; }
.evidence-method { margin-left: auto; }
.experiment-figure { margin: 0; }
.experiment-figure figcaption { max-width: 830px; margin: 0 0 34px clamp(0px, 14vw, 185px); display: grid; grid-template-columns: 210px 1fr; gap: 28px; }
.experiment-figure figcaption strong { font-size: var(--small-body-size); line-height: 1.58; font-weight: 650; }
.experiment-figure figcaption span { color: var(--muted); font-size: var(--small-body-size); line-height: 1.68; }
.result-interpretation { margin-top: 54px; }
.live-proof-console { --proof-accent: var(--green); --proof-soft: var(--green-soft); border: 1px solid var(--line-strong); background: var(--surface); }
.live-proof-console.baseline { --proof-accent: var(--red); --proof-soft: var(--red-soft); }
.live-proof-console.governed { --proof-accent: var(--green); --proof-soft: var(--green-soft); }
.live-proof-console.failed { --proof-accent: var(--red); --proof-soft: var(--red-soft); }
.live-proof-console > header { min-height: 76px; padding: 18px 22px; display: flex; align-items: center; justify-content: space-between; gap: 30px; border-bottom: 1px solid var(--line); }
.live-proof-console > header div { min-width: 0; display: flex; align-items: baseline; gap: 18px; }
.live-proof-console > header span { color: var(--faint); font: var(--label-size)/1.2 var(--font-mono); letter-spacing: .08em; }
.live-proof-console > header strong { font-size: 17px; font-weight: 620; }
.live-proof-console > header > b { color: var(--proof-accent); font: 12px/1.2 var(--font-mono); letter-spacing: .06em; }
.proof-live-route { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: 1.02fr 1fr 1.1fr 1fr 1fr; border-bottom: 1px solid var(--line); }
.proof-live-route li { position: relative; min-width: 0; min-height: 154px; padding: 21px 26px 22px 20px; border-right: 1px solid var(--line); opacity: .64; transition: opacity .18s ease, background-color .18s ease; }
.proof-live-route li:last-child { border-right: 0; }
.proof-live-route li:not(:last-child)::after { content: ""; position: absolute; z-index: 1; top: 50%; right: -4px; width: 7px; height: 7px; border-top: 1px solid var(--line-strong); border-right: 1px solid var(--line-strong); background: var(--surface); transform: translateY(-50%) rotate(45deg); }
.proof-live-route span, .proof-live-route b { display: block; }
.proof-live-route span { color: var(--faint); font: var(--label-size)/1.2 var(--font-mono); letter-spacing: .07em; }
.proof-live-route b { margin-top: 45px; font-size: 14px; line-height: 1.55; font-weight: 620; }
.proof-live-route li.reached, .proof-live-route li.current { opacity: 1; background: var(--proof-soft); }
.proof-live-route li.current { box-shadow: inset 0 3px 0 var(--proof-accent); }
.proof-live-route li.reached span, .proof-live-route li.current span { color: var(--proof-accent); }
.proof-live-route li.reached:not(:last-child)::after, .proof-live-route li.current:not(:last-child)::after { border-color: var(--proof-accent); background: var(--proof-soft); }
.proof-live-readout { min-height: 156px; padding: 26px 24px; }
.proof-live-readout span { color: var(--proof-accent); font: var(--label-size)/1.3 var(--font-mono); letter-spacing: .07em; }
.proof-live-readout strong { display: block; max-width: 800px; margin-top: 17px; font-size: 22px; line-height: 1.3; font-weight: 560; }
.proof-live-readout p { max-width: 780px; margin: 13px 0 0; color: var(--muted); font-size: var(--small-body-size); line-height: 1.65; }
.proof-live-facts { margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.proof-live-facts div { min-width: 0; padding: 18px 22px; border-right: 1px solid var(--line); }
.proof-live-facts div:last-child { border-right: 0; }
.proof-live-facts dt { color: var(--faint); font: var(--label-size)/1.2 var(--font-mono); letter-spacing: .06em; }
.proof-live-facts dd { margin: 9px 0 0; color: var(--proof-accent); font: 13px/1.4 var(--font-mono); }
.live-classification { min-height: 96px; display: grid; grid-template-columns: .8fr 1.2fr 1fr 1.15fr 1.2fr 1fr .9fr; border: 1px solid var(--line-strong); background: var(--surface); }
.live-classification div { padding: 19px; border-right: 1px solid var(--line); }
.live-classification div:last-child { border-right: 0; }
.live-classification span, .live-classification b { display: block; }
.live-classification span { margin-bottom: 12px; color: var(--faint); font: var(--label-size)/1.2 var(--font-mono); letter-spacing: .06em; }
.live-classification b { color: var(--green); font: 13px/1.4 var(--font-mono); font-weight: 500; }
.run-controls { padding: 14px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; border-top: 1px solid var(--line); }
.live-proof-console > .run-controls { border-top: 0; border-bottom: 1px solid var(--line); }
.run-controls button { min-height: 72px; padding: 16px 20px; border-radius: var(--radius); background: transparent; display: flex; align-items: center; justify-content: space-between; gap: 22px; cursor: pointer; text-align: left; }
.run-controls span, .run-controls small { display: block; }
.run-controls span { font-size: 15px; font-weight: 700; }
.run-controls small { max-width: 220px; color: var(--muted); font-size: 13px; line-height: 1.45; }
.run-controls .run-without { border: 1px solid var(--red); color: var(--red); }
.run-controls .run-with { border: 1px solid var(--green); color: var(--green); }
.run-controls .run-without:hover { background: var(--red-soft); }
.run-controls .run-with:hover { background: var(--green-soft); }
.run-controls button:active { transform: translateY(1px); }
.run-controls button:disabled { cursor: progress; opacity: .45; }
.paired-runs { margin-top: 14px; display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line-strong); }
.run-lane { min-width: 0; background: var(--surface); }
.run-lane:first-child { border-right: 1px solid var(--line); }
.run-lane > header { min-height: 70px; padding: 20px 23px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); }
.run-lane > header span, .run-lane > header b { font: var(--label-size)/1.2 var(--font-mono); letter-spacing: .06em; }
.lane-without > header span, .lane-without > header b { color: var(--red); }
.lane-with > header span, .lane-with > header b { color: var(--green); }
.stage-track { display: grid; grid-template-columns: repeat(8, 1fr); border-bottom: 1px solid var(--line); }
.stage-track > div { min-width: 0; min-height: 86px; padding: 13px 8px; opacity: .34; border-right: 1px solid var(--line); transition: opacity .2s ease, background-color .2s ease; }
.stage-track > div:last-child { border-right: 0; }
.stage-track i { display: block; width: 7px; height: 7px; margin-bottom: 19px; border: 1px solid var(--line-strong); }
.stage-track span { display: block; color: var(--muted); font-size: 12px; line-height: 1.35; }
.lane-without .stage-track > div.current, .lane-without .stage-track > div.reached { opacity: 1; background: var(--red-soft); }
.lane-without .stage-track > div.current i, .lane-without .stage-track > div.reached i { border-color: var(--red); background: var(--red); }
.lane-with .stage-track > div.current, .lane-with .stage-track > div.reached { opacity: 1; background: var(--green-soft); }
.lane-with .stage-track > div.current i, .lane-with .stage-track > div.reached i { border-color: var(--green); background: var(--green); }
.stage-track > div.failed { opacity: 1; background: var(--red-soft); }
.stage-track > div.failed i { border-color: var(--red); background: var(--red); }
.run-focus { min-height: 216px; padding: 27px 24px; }
.run-focus span { color: var(--faint); font: var(--label-size)/1.4 var(--font-mono); }
.run-focus strong { display: block; max-width: 560px; margin-top: 18px; font-size: 20px; line-height: 1.25; font-weight: 560; }
.run-focus p { max-width: 590px; margin: 16px 0 0; color: var(--muted); font-size: var(--small-body-size); line-height: 1.62; }
.run-facts { margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.run-facts div { min-height: 86px; padding: 18px; border-right: 1px solid var(--line); }
.run-facts div:last-child { border-right: 0; }
.run-facts dt { color: var(--faint); font: var(--label-size)/1.2 var(--font-mono); text-transform: uppercase; }
.run-facts dd { margin: 12px 0 0; font: var(--label-size)/1.45 var(--font-mono); overflow-wrap: anywhere; }
.lane-without.complete .run-facts dd { color: var(--red); }
.lane-with.complete .run-facts dd { color: var(--green); }
.evidence-conclusion { min-height: 96px; padding: 22px 25px; display: grid; grid-template-columns: 120px 1fr auto; gap: 24px; align-items: center; border: 1px solid var(--line-strong); border-top: 0; }
.evidence-conclusion span { color: var(--faint); font: var(--label-size)/1.2 var(--font-mono); letter-spacing: .06em; }
.evidence-conclusion strong { font-size: 14px; line-height: 1.45; font-weight: 580; }
.evidence-conclusion a { color: var(--muted); font-size: 13px; }
.evidence-conclusion.proved strong, .evidence-conclusion.proved span { color: var(--green); }
.evidence-conclusion.failed strong, .evidence-conclusion.failed span { color: var(--red); }
.experiment-figure .live-classification { margin-top: 14px; }
.run-interpretation { margin: 48px 0 0 auto; }

.control-browser { display: grid; grid-template-columns: minmax(280px, .66fr) minmax(0, 1.34fr); border: 1px solid var(--line-strong); }
.control-explanation, .assurance-explanation, .coverage-explanation { margin-left: auto; }
.mirror-dataflow { margin: 76px 0 0; }
.mirror-dataflow figcaption { max-width: 920px; margin: 0 0 30px clamp(0px, 8vw, 105px); display: grid; grid-template-columns: 300px 1fr; gap: 36px; }
.mirror-dataflow figcaption strong { font-size: var(--small-body-size); line-height: 1.58; }
.mirror-dataflow figcaption span { color: var(--muted); font-size: var(--small-body-size); line-height: 1.68; }
.dataflow-boundaries { padding: 0 20px 14px 200px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.dataflow-boundaries span { color: var(--faint); font: var(--label-size)/1.4 var(--font-mono); letter-spacing: .05em; }
.dataflow-rails { border: 1px solid var(--line-strong); background: var(--surface); }
.dataflow-rail { min-height: 180px; display: grid; grid-template-columns: 180px 1fr 24px 1fr 24px 1fr 24px 1fr; align-items: stretch; border-bottom: 1px solid var(--line); }
.dataflow-rail:last-child { border-bottom: 0; }
.dataflow-rail header { padding: 23px 20px; display: flex; flex-direction: column; justify-content: space-between; border-right: 1px solid var(--line); background: var(--canvas); }
.dataflow-rail header b, .dataflow-rail header span { display: block; }
.dataflow-rail header b { color: var(--green); font-size: var(--small-body-size); line-height: 1.45; }
.dataflow-rail header span { color: var(--muted); font-size: 13px; line-height: 1.52; }
.dataflow-rail > div { padding: 21px 18px; display: flex; flex-direction: column; justify-content: space-between; }
.dataflow-rail > div:last-child { background: var(--green-soft); }
.dataflow-rail > div b, .dataflow-rail > div small { display: block; }
.dataflow-rail > div b { font-size: 14px; line-height: 1.5; font-weight: 620; }
.dataflow-rail > div small { margin-top: 25px; color: var(--muted); font-size: 13px; line-height: 1.58; }
.dataflow-rail > i { align-self: center; height: 1px; background: var(--line-strong); position: relative; }
.dataflow-rail > i::after { content: ">"; position: absolute; right: -2px; top: -7px; color: var(--green); font: 10px/1 var(--font-mono); }
.dataflow-note { max-width: 860px; margin: 30px 0 0 auto; color: #343b37; font-size: 14px; line-height: 1.72; }
.architecture-detail { margin: 72px 0; display: grid; grid-template-columns: 1.08fr .92fr; border-top: 1px solid var(--line-strong); }
.architecture-detail article { min-height: 310px; padding: 38px 48px 38px 0; border-bottom: 1px solid var(--line); }
.architecture-detail article:nth-child(2) { padding-left: 48px; border-left: 1px solid var(--line); }
.architecture-detail article:nth-child(3) { grid-column: 1 / -1; min-height: 0; padding-right: 0; columns: 2; column-gap: 76px; }
.architecture-detail h3 { margin: 0 0 25px; font-size: 23px; font-weight: 580; column-span: all; }
.architecture-detail p { margin: 0 0 22px; color: var(--muted); font-size: 15px; line-height: 1.75; }
.architecture-detail pre { margin: 30px 0 0; padding: 22px; overflow-x: auto; background: var(--surface); border-left: 2px solid var(--green); color: #36413b; font: 13px/1.75 var(--font-mono); }
.consequence-protocol { list-style: none; margin: 0 0 72px; padding: 0; display: grid; grid-template-columns: repeat(6, 1fr); border-top: 1px solid var(--line-strong); }
.consequence-protocol li { min-height: 175px; padding: 22px 18px 20px 0; border-bottom: 1px solid var(--line); }
.consequence-protocol li + li { padding-left: 18px; border-left: 1px solid var(--line); }
.consequence-protocol b, .consequence-protocol span { display: block; }
.consequence-protocol b { color: var(--green); font-size: var(--small-body-size); }
.consequence-protocol span { margin-top: 55px; color: var(--muted); font-size: 13px; line-height: 1.58; }
.control-list { background: var(--surface); border-right: 1px solid var(--line); }
.control-list button { width: 100%; min-height: 72px; padding: 0 21px; border: 0; border-bottom: 1px solid var(--line); background: transparent; text-align: left; font-size: var(--small-body-size); cursor: pointer; }
.control-list button:last-child { border-bottom: 0; }
.control-list button:hover { background: var(--surface-2); }
.control-list button[aria-selected="true"] { color: var(--green); background: var(--green-soft); box-shadow: inset 2px 0 var(--green); }
.control-detail { min-height: 475px; padding: clamp(35px, 6vw, 78px); display: flex; flex-direction: column; }
.control-detail > span { color: var(--green); font: var(--label-size)/1.2 var(--font-mono); letter-spacing: .07em; }
.control-detail h3 { margin: 35px 0 23px; font-size: clamp(34px, 4vw, 58px); letter-spacing: -.047em; font-weight: 520; }
.control-detail p { max-width: 680px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.68; }
.control-detail strong { max-width: 680px; margin-top: auto; padding-top: 33px; border-top: 1px solid var(--line); color: #2f3733; font-size: var(--small-body-size); line-height: 1.62; font-weight: 560; }
.control-browser-note { max-width: 760px; margin: 27px 0 0 auto; color: var(--muted); font-size: var(--small-body-size); line-height: 1.65; }

.assurance-ladder { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(6, 1fr); align-items: end; }
.assurance-ladder li { min-height: calc(100px + var(--step, 0px)); padding: 18px; display: flex; flex-direction: column; justify-content: flex-end; border: 1px solid var(--line); border-right: 0; background: var(--surface); }
.assurance-ladder li:nth-child(1) { --step: 0px; }
.assurance-ladder li:nth-child(2) { --step: 22px; }
.assurance-ladder li:nth-child(3) { --step: 44px; }
.assurance-ladder li:nth-child(4) { --step: 66px; }
.assurance-ladder li:nth-child(5) { --step: 88px; }
.assurance-ladder li:nth-child(6) { --step: 110px; border-right: 1px solid var(--line); }
.assurance-ladder b, .assurance-ladder span, .assurance-ladder small { display: block; }
.assurance-ladder b { margin-bottom: auto; color: var(--faint); font: 13px/1.2 var(--font-mono); font-weight: 500; }
.assurance-ladder span { margin-top: 32px; font-size: 15px; font-weight: 610; }
.assurance-ladder small { margin-top: 10px; color: var(--muted); font-size: 13px; line-height: 1.52; }
.assurance-ladder li.demonstrated { border-color: rgba(8, 121, 74, .4); background: var(--green-soft); }
.assurance-ladder li.demonstrated b, .assurance-ladder li.demonstrated span { color: var(--green); }
.assurance-note { max-width: 760px; margin: 31px 0 0 auto; color: var(--muted); font-size: var(--small-body-size); line-height: 1.62; }

.roadmap-track { margin: 72px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line-strong); }
.roadmap-track article { min-height: 310px; padding: 30px; display: flex; flex-direction: column; background: var(--surface); }
.roadmap-track article + article { border-left: 1px solid var(--line); }
.roadmap-track article.current { box-shadow: inset 0 3px var(--green); background: var(--green-soft); }
.roadmap-track span { color: var(--faint); font: var(--label-size)/1.4 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.roadmap-track h3 { margin: 45px 0 0; font-size: 25px; line-height: 1.2; font-weight: 560; }
.roadmap-track .current h3 { color: var(--green); }
.roadmap-track p { margin: auto 0 0; color: var(--muted); font-size: var(--small-body-size); line-height: 1.68; }
.publication-policy { max-width: 850px; margin: 64px 0 0 auto; padding-top: 30px; border-top: 1px solid var(--line-strong); }
.publication-policy h3 { margin: 0 0 20px; font-size: 22px; font-weight: 580; }
.publication-policy p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.75; }

.experiment-design > h3 { max-width: 820px; margin: 72px 0 30px clamp(0px, 14vw, 185px); font-size: 25px; font-weight: 570; }
.conditions-table { margin: 70px 0 0; }
.conditions-table > div { grid-template-columns: 170px 1fr 1fr; }
.measurement-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line-strong); }
.measurement-grid article { min-height: 130px; padding: 25px 30px 22px 0; border-bottom: 1px solid var(--line); }
.measurement-grid article:nth-child(odd) { margin-right: 38px; }
.measurement-grid article:nth-child(even) { padding-left: 38px; border-left: 1px solid var(--line); }
.measurement-grid b { display: block; margin-bottom: 15px; color: var(--green); font-size: var(--small-body-size); }
.measurement-grid p { margin: 0; color: var(--muted); font-size: var(--small-body-size); line-height: 1.65; }
.experiment-design .reading-column:last-child { margin-top: 80px; }

.coverage-grid { display: grid; grid-template-columns: 1.05fr .95fr; border: 1px solid var(--line-strong); }
.coverage-grid > div { min-height: 520px; padding: clamp(31px, 5vw, 64px); }
.coverage-grid > div:first-child { border-right: 1px solid var(--line); }
.coverage-grid h3 { margin: 0 0 45px; font-size: 27px; font-weight: 540; }
.established h3 { color: var(--green); }
.coverage-grid ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 28px 32px; }
.coverage-grid li { min-height: 84px; padding-top: 17px; border-top: 1px solid var(--line); color: #404844; font-size: var(--small-body-size); line-height: 1.58; }
.roadmap { background: var(--surface); }
.roadmap h3 { color: var(--muted); }

.research-boundary { padding-left: clamp(0px, 8vw, 105px) !important; }
.research-boundary h2 { max-width: 990px; }
.research-boundary > p:not(.eyebrow) { max-width: 790px; margin: 31px 0 0; color: var(--muted); font-size: 17px; line-height: 1.72; }
.research-boundary > p:not(.eyebrow) + p { margin-top: 22px; }
.research-boundary blockquote { max-width: 850px; }
.research-boundary blockquote { margin-top: 52px; }
.final-actions { margin-top: 52px; display: flex; align-items: center; gap: 30px; }
.final-actions > a:not(.primary-link) { color: var(--muted); font-size: var(--small-body-size); }

.sources { border-bottom: 0 !important; }
.sources h2 { margin: 0 0 36px; font-size: 25px; font-weight: 560; }
.sources ol { margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0 50px; list-style-position: inside; }
.sources li { padding: 17px 0; border-bottom: 1px solid var(--line); color: var(--faint); font: 13px/1.6 var(--font-mono); }
.sources a { color: var(--muted); text-decoration: none; }
.sources a:hover { color: var(--green); }
.sources > p { margin: 35px 0 0; color: var(--faint); font-size: 13px; }

footer { min-height: 120px; padding: 0 clamp(22px, 4vw, 68px); display: grid; grid-template-columns: 1fr auto 1fr; gap: 30px; align-items: center; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
footer > a:last-child { justify-self: end; color: var(--green); }

@media (prefers-reduced-motion: no-preference) {
  .run-lane.running .stage-track > div.current { animation: stage-pulse .8s ease-in-out infinite alternate; }
  .live-proof-console.running .proof-live-route li.current { animation: stage-pulse .8s ease-in-out infinite alternate; }
}
@keyframes stage-pulse {
  from { opacity: .65; }
  to { opacity: 1; }
}

@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr 430px; gap: 45px; }
  .hero h1 { font-size: clamp(52px, 7.2vw, 78px); }
  .stage-track { grid-template-columns: repeat(4, 1fr); }
  .stage-track > div { border-bottom: 1px solid var(--line); }
  .coverage-grid ul { grid-template-columns: 1fr; gap: 18px; }
  .consequence-protocol { grid-template-columns: repeat(3, 1fr); }
  .experiment-setup { grid-template-columns: 210px 1fr; }
  .experiment-setup .hero-route { grid-template-columns: 1fr 1fr; }
  .experiment-setup .hero-route > i { display: none; }
  .experiment-setup .hero-route > div { min-height: 92px; border-bottom: 1px solid var(--line); }
  .failure-layers > div { grid-template-columns: 145px 1fr 1fr 1fr; }
  .demo-scope { grid-template-columns: 1fr 1fr; }
  .demo-scope div:nth-child(3) { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .demo-scope div:nth-child(4) { border-top: 1px solid var(--line); }
  .role-definition { grid-template-columns: 1fr 1fr; }
  .role-definition article:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .role-definition article:nth-child(4) { border-top: 1px solid var(--line); }
}

@media (max-width: 820px) {
  .site-header { padding: 0 18px; }
  .article-nav { display: none; }
  .header-navigation { gap: 0; }
  .surface-nav a { min-width: 82px; padding: 0 14px; }
  main { padding: 0 18px 70px; }
  .hero { min-height: 0; padding: 55px 0; grid-template-columns: 1fr; gap: 40px; }
  .hero-copy { padding: 0; }
  .hero h1 { max-width: 680px; font-size: clamp(47px, 13vw, 74px); }
  .hero-model { width: 100%; }
  .experiment-setup { grid-template-columns: 1fr; }
  .experiment-setup .hero-model-head { border-right: 0; border-bottom: 1px solid var(--line); }
  .evidence-strip { grid-template-columns: 1fr 1fr; }
  .evidence-strip div { padding-left: 18px !important; border-bottom: 1px solid var(--line); }
  .evidence-strip div:nth-child(2n) { border-right: 0; }
  .document-meta { grid-template-columns: 1fr 1fr; }
  .document-meta span:nth-child(2n) { border-right: 0; }
  .document-meta span:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .reading-column, .research-chapter > h3, .lead-thesis blockquote, .experiment-design > h3, .experiment-figure figcaption { margin-left: 0; }
  .section-transition, .role-definition, .figure-label, .role-lens, .classification-grammar, .shared-boundary { margin-left: 0; }
  .role-system-figure figcaption, .campaign-system-figure figcaption, .mirror-dataflow figcaption, .mirror-implementation-figure figcaption { margin-left: 0; }
  .dataflow-boundaries { display: none; }
  .dataflow-rail { grid-template-columns: 145px 1fr 18px 1fr 18px 1fr 18px 1fr; }
  .role-lens-points { gap: 0 34px; }
  .role-lens-points p:nth-child(odd) { padding-right: 20px; }
  .role-lens-points p:nth-child(even) { padding-left: 20px; }
  .classification-axis { grid-template-columns: minmax(220px, .85fr) minmax(300px, 1.15fr); gap: 28px; }
  .axis-question { grid-column: 1 / -1; }
  .classification-example > div { align-items: flex-start; flex-direction: column; gap: 9px; }
  .classification-example dl { grid-template-columns: 1fr 1fr; }
  .classification-example dl div { padding-bottom: 15px; }
  .lab-response-ledger > div { grid-template-columns: 1fr; }
  .lab-response-ledger > .lab-response-head { display: none; }
  .lab-response-ledger > div > * { padding: 21px 20px; }
  .lab-response-ledger > div > * { border-right: 0; }
  .lab-response-ledger > div > * + * { border-top: 1px solid var(--line); }
  .shared-boundary { grid-template-columns: 1fr; gap: 22px; }
  .origin-summary, .roadmap-track { grid-template-columns: 1fr; }
  .origin-summary article { min-height: 150px; padding: 25px 0; }
  .origin-summary article + article { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .origin-summary h3 { margin-bottom: 28px; }
  .recurring-mechanism ol { grid-template-columns: 1fr; }
  .recurring-mechanism li + li { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .failure-layers > div { grid-template-columns: 1fr; }
  .failure-layers > .table-head { display: none; }
  .failure-layers > div > * { padding: 15px 0; border-right: 0; }
  .failure-layers > div > * + * { border-top: 1px solid var(--line); }
  .failure-layers > div { padding: 17px 0; }
  .roadmap-track article { min-height: 240px; }
  .roadmap-track article + article { border-left: 0; border-top: 1px solid var(--line); }
  .contents { grid-template-columns: 1fr; }
  .contents a:nth-child(odd), .contents a:nth-child(even) { margin-right: 0; padding-left: 0; border-left: 0; }
  .fact-ledger, .threat-columns, .invariants ol, .architecture-detail, .measurement-grid, .mirror-binding-map, .invariant-groups { grid-template-columns: 1fr; }
  .fact-ledger div:nth-child(odd), .invariants li:nth-child(odd), .measurement-grid article:nth-child(odd) { margin-right: 0; }
  .fact-ledger div:nth-child(even), .invariants li:nth-child(even), .measurement-grid article:nth-child(even) { padding-left: 0; border-left: 0; }
  .mirror-binding-map div:nth-child(odd) { margin-right: 0; }
  .mirror-binding-map div:nth-child(even) { padding-left: 0; border-left: 0; }
  .worked-example { padding: 28px 22px; }
  .incident-boundary-replay li { grid-template-columns: 130px minmax(210px, .8fr) minmax(260px, 1.2fr); gap: 22px; }
  .evidence-pattern-table > div { grid-template-columns: 1fr; padding: 16px 0; }
  .evidence-pattern-table > .table-head { display: none; }
  .evidence-pattern-table > div > * { padding: 14px 0; border-right: 0; }
  .evidence-pattern-table > div > * + * { border-top: 1px solid var(--line); }
  .evidence-pattern-heading { margin-left: 0; }
  .invariant-groups > article + article { border-left: 0; border-top: 1px solid var(--line); }
  .case-narrative { grid-template-columns: 1fr; }
  .case-narrative article { min-height: 0; padding: 22px 0; }
  .case-narrative article:nth-child(even) { padding-left: 0; border-left: 0; }
  .timeline-table > div, .progression-table > div, .conditions-table > div { grid-template-columns: 110px 1fr 1fr; }
  .control-stages { grid-template-columns: 1fr 1fr; }
  .control-stages div:nth-child(3) { padding-left: 0; border-left: 0; }
  .evidence-essays article { grid-template-columns: 45px minmax(220px, .8fr) minmax(0, 1.2fr); gap: 24px; }
  .architecture-detail article:nth-child(2) { padding-left: 0; border-left: 0; }
  .architecture-detail article:nth-child(3) { grid-column: auto; columns: 1; }
  .reward-table > div { grid-template-columns: 1fr 145px 145px; }
  .lead-columns, .article-prose.two-columns, .case-layout, .paired-runs, .control-browser, .coverage-grid { grid-template-columns: 1fr; }
  .article-prose.two-columns p:last-child { grid-column: auto; }
  .origin-switcher { grid-template-columns: 1fr; }
  .origin-switcher button { min-height: 125px; }
  .origin-switcher b { margin-bottom: 18px; }
  .origin-example { width: 100%; }
  .role-line { grid-template-columns: 1fr; }
  .role-line > i { width: 1px; height: 25px; margin-left: 23px; }
  .role-line > i::after { content: "v"; top: 14px; right: -4px; }
  .role-line > div { min-height: 112px; }
  .role-line span { margin-top: 28px; }
  .campaign-flow { grid-template-columns: 1fr 1fr; }
  .campaign-flow li { min-height: 180px; }
  .route-map-head, .route-map-steps li { grid-template-columns: minmax(230px, .9fr) 54px minmax(0, 1.1fr); }
  .route-map-steps { padding: 0 20px; }
  .route-map-head { padding: 0 20px; }
  .route-event { padding-left: 28px; }
  .route-map-outcome { grid-template-columns: 135px 1fr 1fr; }
  .route-map-outcome > strong { grid-column: 1 / -1; margin-top: 12px; padding: 18px 0 0; border-top: 1px solid rgba(8, 121, 74, .24); border-left: 0; }
  .case-index, .control-list { border-right: 0; border-bottom: 1px solid var(--line); }
  .case-index { display: grid; grid-template-columns: 1fr 1fr; }
  .case-index button:nth-child(odd) { border-right: 1px solid var(--line); }
  .case-detail { min-height: 560px; }
  .live-proof-console > header div { align-items: flex-start; flex-direction: column; gap: 7px; }
  .proof-live-route { grid-template-columns: 1fr; }
  .proof-live-route li { min-height: 108px; padding: 20px 22px; border-right: 0; border-bottom: 1px solid var(--line); }
  .proof-live-route li:last-child { border-bottom: 0; }
  .proof-live-route b { margin-top: 20px; }
  .proof-live-route li:not(:last-child)::after { top: auto; right: auto; bottom: -4px; left: 24px; border-top: 0; border-right: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); transform: rotate(45deg); }
  .proof-live-route li.reached:not(:last-child)::after, .proof-live-route li.current:not(:last-child)::after { border-color: var(--proof-accent); }
  .live-classification { grid-template-columns: 1fr 1fr; }
  .live-classification div { border-bottom: 1px solid var(--line); }
  .live-classification div:nth-child(2n) { border-right: 0; }
  .live-classification div:last-child { grid-column: 1 / -1; }
  .run-controls { grid-template-columns: 1fr; }
  .run-lane:first-child, .coverage-grid > div:first-child { border-right: 0; border-bottom: 1px solid var(--line); }
  .evidence-conclusion { grid-template-columns: 1fr; }
  .assurance-ladder { grid-template-columns: 1fr 1fr 1fr; align-items: stretch; }
  .assurance-ladder li { min-height: 150px; border-right: 0; }
  .assurance-ladder li:nth-child(3n) { border-right: 1px solid var(--line); }
  .assurance-ladder li:nth-child(n) { --step: 0px; }
  .sources ol { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr; padding-top: 28px; padding-bottom: 28px; }
  footer > a:last-child { justify-self: start; }
}

@media (max-width: 540px) {
  .brand > span:last-child { display: none; }
  .hero h1 { font-size: 48px; }
  .evidence-strip { grid-template-columns: 1fr; }
  .evidence-strip div { min-height: 86px; border-right: 0; }
  .document-meta { grid-template-columns: 1fr; }
  .document-meta span { min-height: 48px; padding-left: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .chapter-heading h2 { font-size: 34px; }
  .paper-byline, .tldr { grid-template-columns: 1fr; gap: 18px; }
  .publication-name { margin-bottom: 48px; }
  .reading-column p { font-size: 16px; line-height: 1.75; }
  .demo-scope { grid-template-columns: 1fr; }
  .demo-scope div, .demo-scope div + div, .demo-scope div:nth-child(3), .demo-scope div:nth-child(4) { min-height: 125px; padding: 22px 0; border-left: 0; border-top: 1px solid var(--line); }
  .demo-scope div:first-child { border-top: 0; }
  .demo-scope span { margin-top: 24px; }
  .figure-label { grid-template-columns: 1fr; gap: 8px; }
  .role-system-figure figcaption, .campaign-system-figure figcaption, .mirror-dataflow figcaption, .mirror-implementation-figure figcaption { grid-template-columns: 1fr; gap: 8px; }
  .role-lens-points { grid-template-columns: 1fr; gap: 0; }
  .role-lens-points p { min-height: 0; padding: 25px 0 !important; border-left: 0 !important; }
  .classification-grammar > header { padding-top: 34px; }
  .classification-axis { min-height: 0; padding: 24px 20px; grid-template-columns: 1fr; gap: 20px; }
  .axis-question { grid-column: auto; }
  .axis-question h4 { margin-top: 9px; }
  .term-selector { display: grid; grid-template-columns: 1fr 1fr; }
  .term-selector button { width: 100%; }
  .term-explanation { min-height: 0; padding: 20px 0 0; border-top: 1px solid var(--line-strong); border-left: 0; }
  .classification-example { padding: 24px 20px; }
  .classification-example dl { grid-template-columns: 1fr; }
  .classification-example dl div, .classification-example dl div + div { padding: 16px 0; border-left: 0; border-bottom: 1px solid rgba(8, 121, 74, .2); }
  .lab-response-ledger { border-left: 0; border-right: 0; }
  .lab-response-ledger > div { display: block; padding: 18px 0; }
  .lab-response-ledger > div > * { display: block; padding: 14px 0; border-right: 0; }
  .lab-response-ledger > div > * + * { border-top: 1px solid var(--line); }
  .lab-response-head { padding-top: 0 !important; }
  .lab-response-head > span { display: none; }
  .lab-response-head > div { min-height: 78px; }
  .mirror-binding-map div { grid-template-columns: 90px 1fr; }
  .route-map-head { display: none; }
  .route-map-steps { padding: 0 20px; }
  .route-map-steps li { padding: 22px 0; grid-template-columns: 1fr; }
  .route-event { padding: 0 0 20px 27px; }
  .route-event::before { top: 2px; }
  .route-event strong { margin-top: 13px; }
  .route-map-steps li > i { width: 1px; height: 25px; margin-left: 27px; justify-self: start; }
  .route-map-steps li > i::after { right: -3px; top: 15px; border-top: 0; border-right: 1px solid var(--green); border-bottom: 1px solid var(--green); transform: rotate(45deg); }
  .route-check { padding: 20px 0 0 27px; }
  .route-map-outcome { padding: 22px 20px; grid-template-columns: 1fr; }
  .route-map-outcome > span { padding-bottom: 17px; }
  .route-map-outcome > div, .route-map-outcome > strong { min-height: 0; margin: 0; padding: 17px 0; border-top: 1px solid rgba(8, 121, 74, .24); border-left: 0; }
  .dataflow-rail { grid-template-columns: 1fr; }
  .dataflow-rail header { min-height: 105px; border-right: 0; border-bottom: 1px solid var(--line); }
  .dataflow-rail > div { min-height: 128px; padding: 20px; }
  .dataflow-rail > i { width: 1px; height: 23px; margin-left: 24px; }
  .dataflow-rail > i::after { content: "v"; right: -4px; top: 14px; }
  .role-definition { grid-template-columns: 1fr; }
  .role-definition article, .role-definition article:nth-child(3), .role-definition article:nth-child(4) { min-height: 150px; border-left: 0; border-top: 1px solid var(--line); }
  .role-definition article:first-child { border-top: 0; }
  .role-definition p { margin-top: 32px; }
  .recurring-mechanism { padding: 28px 20px; }
  .recurring-mechanism ol { grid-template-columns: 1fr; }
  .recurring-mechanism li, .recurring-mechanism li + li, .recurring-mechanism li:nth-child(3), .recurring-mechanism li:nth-child(4) { min-height: 135px; padding: 22px 0; border-left: 0; border-top: 1px solid var(--line); }
  .recurring-mechanism li:first-child { border-top: 0; }
  .recurring-mechanism span { margin-top: 25px; }
  .incident-boundary-replay li { min-height: 0; grid-template-columns: 1fr; gap: 9px; }
  .incident-boundary-replay p { margin-top: 5px; }
  .experiment-figure figcaption { grid-template-columns: 1fr; gap: 10px; }
  .timeline-table > div, .progression-table > div, .conditions-table > div { grid-template-columns: 1fr; }
  .timeline-table > div > *, .progression-table > div > *, .conditions-table > div > * { padding: 16px 0; border-right: 0; }
  .timeline-table > div > * + *, .progression-table > div > * + *, .conditions-table > div > * + * { border-top: 1px solid var(--line); }
  .table-head { display: none !important; }
  .monitoring-analysis { padding: 35px 20px; }
  .control-stages { grid-template-columns: 1fr; }
  .control-stages div, .control-stages div + div, .control-stages div:nth-child(3) { padding: 22px 0; border-left: 0; }
  .control-stages p { margin-top: 24px; }
  .reward-study figcaption, .reward-summary { grid-template-columns: 1fr; gap: 12px; }
  .reward-summary { padding: 25px 0; }
  .reward-table > div { grid-template-columns: 1fr 72px 72px; }
  .reward-table > div > * { padding: 15px 8px; }
  .reward-table .table-head { display: grid !important; }
  .reward-table .table-head span { font-size: 11px; }
  .related-evidence summary { grid-template-columns: 1fr; gap: 9px; padding-right: 38px; }
  .evidence-essays article { grid-template-columns: 34px 1fr; gap: 16px; }
  .evidence-essays article p { grid-column: 2; }
  .threat-columns article, .threat-columns article + article { padding: 30px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .architecture-detail article, .architecture-detail article:nth-child(2), .architecture-detail article:nth-child(3) { padding: 30px 0; }
  .consequence-protocol { grid-template-columns: 1fr 1fr; }
  .consequence-protocol li:nth-child(odd) { padding-left: 0; border-left: 0; }
  .measurement-grid article { min-height: 110px; }
  .campaign-flow, .case-index { grid-template-columns: 1fr; }
  .case-index button:nth-child(odd) { border-right: 0; }
  .case-detail { padding: 28px 21px; }
  .case-detail dl div { grid-template-columns: 1fr; gap: 8px; }
  .stage-track { grid-template-columns: repeat(2, 1fr); }
  .run-facts { grid-template-columns: 1fr; }
  .run-facts div { border-right: 0; border-bottom: 1px solid var(--line); }
  .proof-live-facts { grid-template-columns: 1fr; }
  .proof-live-facts div { border-right: 0; border-bottom: 1px solid var(--line); }
  .proof-live-facts div:last-child { border-bottom: 0; }
  .assurance-ladder { grid-template-columns: 1fr 1fr; }
  .assurance-ladder li:nth-child(3n) { border-right: 0; }
  .assurance-ladder li:nth-child(2n) { border-right: 1px solid var(--line); }
  .coverage-grid > div { padding: 30px 21px; }
  .research-boundary { padding-left: 0 !important; }
  .final-actions { align-items: flex-start; flex-direction: column; }
}