:root {
  color-scheme: light;
  --paper: #fff;
  --paper-warm: #f8f7f2;
  --ink: #050608;
  --ink-soft: #505155;
  --line: #d8d6cf;
  --gold: #c9841d;
  --gold-hot: #ffd77a;
  --terminal: #05090b;
  --terminal-text: #f3f0e8;
  --content: 1280px;
  --gutter: clamp(20px, 4.5vw, 72px);
  --mono: "SFMono-Regular", "SF Mono", "IBM Plex Mono", "Roboto Mono", Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

button,
input,
textarea,
select {
  font: inherit;
}

a {
  color: inherit;
}

img,
svg {
  display: block;
}

::selection {
  background: rgba(201, 132, 29, 0.24);
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--ink);
  color: white;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.hero {
  --scene-x: 50%;
  position: relative;
  min-height: clamp(700px, 60vw, 860px);
  overflow: hidden;
  isolation: isolate;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  user-select: none;
  -webkit-user-select: none;
  touch-action: pan-y;
}

.hero-scene,
.hero-scene picture,
.hero-scene img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-scene {
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-scene img {
  object-fit: cover;
  object-position: var(--scene-x) center;
}

.hero-scene > .hero-mystic {
  opacity: 0;
}

.hero-wireframe {
  opacity: 1;
}

.site-header,
.hero-copy {
  position: relative;
  z-index: 8;
}

.hero > .site-header {
  user-select: text;
  -webkit-user-select: text;
  /* Above .hero-copy (z-index 8) in every burn state so the mobile-menu
     dropdown never paints behind the reading panel once the real DOM copy
     returns after the burn completes. */
  z-index: 9;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 96px;
  padding: 12px var(--gutter);
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: clamp(13px, 1.5vw, 22px);
  text-decoration: none;
}

.brand {
  font-size: clamp(18px, 1.5vw, 28px);
}

.brand .brand-mark {
  width: clamp(48px, 5vw, 72px);
  height: clamp(48px, 5vw, 72px);
  object-fit: contain;
}

.brand .brand-wordmark {
  width: clamp(98px, 10.5vw, 151px);
  height: auto;
  object-fit: contain;
}

.desktop-nav,
.site-footer nav {
  display: flex;
  align-items: center;
  gap: clamp(24px, 3.8vw, 64px);
}

.desktop-nav a,
.mobile-menu a,
.site-footer nav a {
  font-size: clamp(13px, 1vw, 17px);
  font-weight: 800;
  text-decoration: none;
}

.desktop-nav a:hover,
.mobile-menu a:hover,
.site-footer nav a:hover {
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 6px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px 7px;
  border: 0;
  background: transparent;
  color: currentColor;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
}

.mobile-menu {
  position: absolute;
  top: 70px;
  right: 20px;
  z-index: 20;
  width: min(230px, calc(100vw - 40px));
  border: 1px solid currentColor;
  background: rgba(255, 255, 255, 0.98);
  color: var(--ink);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.16);
}

.mobile-menu[hidden] {
  display: none;
}

.mobile-menu a {
  display: block;
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
}

.mobile-menu a:last-child {
  border-bottom: 0;
}

.hero > .hero-copy {
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
}

.hero-copy {
  width: min(720px, 55vw);
  margin-left: var(--gutter);
  padding-top: clamp(40px, 4.2vw, 64px);
  padding-bottom: clamp(36px, 4vw, 56px);
}

.eyebrow,
.section-label {
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.055em;
}

.eyebrow {
  margin-bottom: clamp(18px, 1.8vw, 24px);
  font-size: clamp(16px, 1.45vw, 24px);
}

h1,
h2,
p {
  margin-top: 0;
}

h1,
.hero-title-visual {
  margin-bottom: 0;
  font-size: clamp(82px, 11.4vw, 184px);
  font-weight: 950;
  letter-spacing: -0.08em;
  line-height: 0.84;
  transform: scaleX(1.03);
  transform-origin: left center;
}

.hero-tagline {
  margin: clamp(20px, 2.2vw, 30px) 0 clamp(18px, 1.8vw, 24px);
  font-size: clamp(28px, 3.5vw, 52px);
  line-height: 1.05;
}

.hero-tagline span,
.hero-point-marker {
  color: var(--gold);
}

.hero-points {
  display: grid;
  gap: 13px;
  margin: 0 0 clamp(24px, 2.5vw, 36px);
  padding: 0;
  font-size: clamp(15px, 1.35vw, 21px);
  list-style: none;
}

.hero-points li {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  column-gap: 8px;
  align-items: start;
}

.hero-point-copy {
  min-width: 0;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(22px, 3.5vw, 48px);
}

.hero > .hero-copy > .hero-actions {
  pointer-events: auto;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 68px;
  font-size: clamp(14px, 1.16vw, 18px);
  font-weight: 800;
  text-decoration: none;
}

.button-primary {
  gap: 10px;
  padding: 0 25px;
  border: 2px solid currentColor;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
}

.button-link {
  position: relative;
}

.button-link::after {
  position: absolute;
  right: 0;
  bottom: 12px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--gold);
}

.button:hover {
  transform: translateY(-1px);
}

.content-shell {
  position: relative;
  max-width: var(--content);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.content-shell::after {
  position: absolute;
  top: 8%;
  right: 0;
  z-index: -1;
  width: min(30vw, 420px);
  height: 82%;
  content: "";
  opacity: 0.12;
  background:
    radial-gradient(circle at 18% 7%, var(--ink) 0 2px, transparent 3px),
    radial-gradient(circle at 40% 28%, var(--gold) 0 2px, transparent 3px),
    radial-gradient(circle at 12% 54%, var(--ink) 0 2px, transparent 3px),
    radial-gradient(circle at 54% 74%, var(--gold) 0 2px, transparent 3px);
  border-left: 1px solid var(--line);
  transform: skewY(-14deg);
  pointer-events: none;
}

.section {
  padding: clamp(34px, 4vw, 62px) clamp(10px, 2vw, 28px);
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 18px;
}

.section-label {
  margin-bottom: clamp(28px, 3vw, 42px);
  font-size: clamp(13px, 1vw, 16px);
}

.reason-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.reason-card {
  min-width: 0;
  padding: 0 clamp(20px, 3.3vw, 48px) 18px;
  border-right: 1px solid var(--line);
}

.reason-card:first-child {
  padding-left: 10px;
}

.reason-card:last-child {
  padding-right: 10px;
  border-right: 0;
}

.reason-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 108px;
}

.reason-number {
  position: relative;
  font-size: clamp(76px, 8vw, 116px);
  font-weight: 800;
  line-height: 0.9;
}

.reason-number::after {
  position: absolute;
  bottom: -12px;
  left: 0;
  width: 30px;
  height: 2px;
  content: "";
  background: var(--gold);
}

.line-icon,
.process-icon,
.terminal-cube {
  fill: none;
  stroke: var(--gold);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.line-icon {
  width: clamp(46px, 5vw, 70px);
  height: auto;
}

.reason-card h2 {
  min-height: 2.4em;
  margin: 38px 0 24px;
  font-size: clamp(18px, 1.8vw, 27px);
  line-height: 1.2;
}

.reason-card p,
.process-grid p,
.foundation-grid p {
  color: var(--ink-soft);
}

.reason-card p {
  max-width: 29ch;
  margin: 0;
  font-size: clamp(13px, 1.08vw, 16px);
}

.answer-manifesto {
  position: relative;
  overflow: hidden;
  padding: clamp(42px, 6vw, 82px) clamp(28px, 5vw, 76px);
  border-bottom: 0;
  background:
    linear-gradient(132deg, rgba(201, 132, 29, 0.13), transparent 42%),
    var(--terminal);
  color: var(--terminal-text);
}

.answer-manifesto::after {
  position: absolute;
  right: -68px;
  bottom: -82px;
  width: 260px;
  height: 210px;
  content: "";
  opacity: 0.28;
  background: repeating-linear-gradient(135deg, transparent 0 18px, var(--gold) 19px 20px);
  transform: rotate(8deg);
  pointer-events: none;
}

.answer-manifesto .section-label,
.answer-kicker {
  color: var(--gold-hot);
}

.answer-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: clamp(42px, 7vw, 96px);
  align-items: start;
}

.answer-kicker {
  max-width: 42ch;
  margin: 0 0 16px;
  font-size: clamp(13px, 1vw, 15px);
  font-weight: 800;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.answer-statement h2 {
  max-width: 13ch;
  margin: 0 0 24px;
  font-size: clamp(36px, 5.2vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.answer-statement > p:not(.answer-kicker) {
  max-width: 62ch;
  color: #d8d7d1;
  font-size: clamp(14px, 1.08vw, 16px);
}

.answer-definition strong {
  color: var(--terminal-text);
}

.principle-list {
  border-top: 1px solid #55595b;
}

.principle-list article {
  padding: 20px 0;
  border-bottom: 1px solid #55595b;
}

.principle-list h3 {
  margin: 0 0 8px;
  color: var(--gold-hot);
  font-size: clamp(18px, 1.65vw, 25px);
}

.principle-list p {
  margin: 0;
  color: #c9c8c2;
  font-size: clamp(12px, 0.96vw, 14px);
}

.answer-footnote {
  position: relative;
  z-index: 1;
  margin: clamp(42px, 6vw, 76px) 0 0;
  padding-top: 22px;
  border-top: 2px solid var(--gold);
  color: #d8d7d1;
  font-size: clamp(13px, 1.05vw, 16px);
}

.answer-footnote strong {
  color: var(--terminal-text);
}

.adoption-rail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(28px, 4vw, 58px);
  padding-top: 30px;
}

.adoption-rail::before {
  position: absolute;
  top: 8px;
  right: 0;
  left: 0;
  height: 1px;
  content: "";
  background: var(--line);
}

.adoption-rail article {
  position: relative;
}

.rail-node {
  position: absolute;
  top: -28px;
  left: 0;
  width: 13px;
  height: 13px;
  border: 3px solid var(--paper);
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 1px var(--gold);
}

.rail-label,
.evidence-kicker {
  color: var(--gold);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.adoption-rail h2 {
  max-width: 18ch;
  margin: 10px 0 14px;
  font-size: clamp(20px, 2vw, 30px);
  line-height: 1.12;
}

.adoption-rail article > p:last-child {
  max-width: 38ch;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(13px, 1vw, 15px);
}

.adoption-caveat {
  display: grid;
  grid-template-columns: minmax(240px, 0.65fr) minmax(0, 1.35fr);
  gap: clamp(26px, 4vw, 56px);
  margin-top: clamp(38px, 5vw, 66px);
  padding: 24px 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.adoption-caveat p {
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(13px, 1.03vw, 15px);
}

.adoption-caveat strong {
  color: var(--ink);
  font-size: clamp(17px, 1.5vw, 22px);
  line-height: 1.2;
}

.evidence {
  display: grid;
  gap: clamp(54px, 7vw, 92px);
}

.evidence > .section-label {
  margin-bottom: 0;
}

.evidence-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  column-gap: clamp(28px, 5vw, 72px);
  align-items: end;
  margin-bottom: 30px;
}

.evidence-kicker {
  grid-column: 1 / -1;
  margin: 0 0 12px;
}

.evidence-heading h2 {
  margin: 0;
  font-size: clamp(28px, 3.7vw, 54px);
  line-height: 1;
  letter-spacing: -0.045em;
}

.evidence-heading > p:last-child {
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(13px, 1.02vw, 15px);
}

.dogfood-schema {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.dogfood-schema .schema-arrow {
  color: var(--gold);
  font-size: 14px;
  line-height: 1;
}

.dogfood-schema-note {
  max-width: 78ch;
  margin: 12px 0 24px;
  color: var(--ink-soft);
  font-size: clamp(13px, 1.02vw, 15px);
}

.case-ledger {
  border-top: 2px solid var(--ink);
}

.case-ledger article {
  padding: clamp(22px, 2.4vw, 32px) 0;
  border-bottom: 1px solid var(--line);
}

.case-class {
  margin: 0;
  color: darkgray;
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: clamp(14px, 1.7vw, 24px);
}

.case-body {
  margin: 13px 0 0 28px;
  padding-left: clamp(15px, 1.8vw, 22px);
  border-left: 2px solid var(--gold);
}

.case-ledger h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 5px 10px;
  margin: 0;
  line-height: 1.15;
}

.case-event-context {
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.case-trigger {
  color: var(--gold);
}

.case-event-title {
  color: var(--ink);
  font-size: clamp(14px, 1.7vw, 24px);
  letter-spacing: -0.02em;
}

.case-fields {
  display: grid;
  gap: 0;
  margin: 10px 0 0;
}

.case-fields > div {
  display: grid;
  grid-template-columns: minmax(150px, 0.38fr) minmax(0, 1fr);
  gap: 18px;
  padding: 13px 0;
  border-top: 1px dashed var(--line);
}

.case-fields dt {
  color: var(--gold);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.case-fields dd {
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(13px, 0.96vw, 14px);
}

.evidence-note {
  color: var(--ink-soft);
  font-size: clamp(13px, 0.96vw, 14px);
}

.evidence-note {
  margin: 20px 0 0;
}

.evidence-note a {
  color: var(--gold);
  font-weight: 800;
  text-decoration: none;
}

.research-status {
  padding: clamp(28px, 4vw, 48px) 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.research-status-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.research-status h2 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(28px, 3.4vw, 48px);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.research-status-copy {
  display: grid;
  gap: 12px;
}

.research-status-copy p,
.research-note {
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(13px, 1.02vw, 15px);
}

.research-note {
  max-width: 84ch;
  margin-top: 24px;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
}

.research-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 22px;
}

.research-links a {
  color: var(--gold);
  font-size: clamp(12px, 0.92vw, 14px);
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  row-gap: 44px;
}

.process-grid article {
  position: relative;
  text-align: center;
}

.process-grid article:not(:nth-child(3n))::after {
  position: absolute;
  top: 30px;
  right: -22px;
  width: 20px;
  height: 1px;
  content: "";
  background: #999;
}

.process-icon {
  width: 58px;
  height: 58px;
  margin: 0 auto 18px;
}

.process-grid h2 {
  margin: 0 0 14px;
  font-size: clamp(14px, 1.17vw, 18px);
}

.process-grid p {
  /* Wide enough to read naturally; the grid column itself bounds the line
     length at tablet/mobile widths (operator-tested at 38ch). */
  max-width: 38ch;
  margin: 0 auto;
  font-size: clamp(12px, 0.92vw, 14px);
}

.brain-summary {
  /* Stacked full-width paragraphs: the second paragraph depends on the
     first, so side-by-side columns read out of order. */
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 1.8vw, 24px);
  margin-top: clamp(34px, 5vw, 64px);
  padding: clamp(22px, 3vw, 36px);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  background: rgba(255, 255, 255, 0.62);
}

.brain-summary p {
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(13px, 1.02vw, 15px);
}

.brain-summary code,
.process-grid code {
  color: var(--ink);
  font-family: inherit;
  font-weight: 800;
}

.loop-heading {
  max-width: none;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.loop-heading .section-label {
  margin-bottom: 18px;
}

.loop-heading h2 {
  max-width: 760px;
  margin: 0 0 14px;
  font-size: clamp(28px, 3.5vw, 52px);
  line-height: 1.05;
}

.loop-heading > p:last-child {
  max-width: none;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(13px, 1.08vw, 16px);
}

.loop-panels {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: clamp(16px, 2vw, 28px);
}

.loop-panels > img {
  display: block;
  flex: 1 1 420px;
  min-width: 0;
  max-width: 100%;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fcfbf7;
  box-shadow: 0 18px 44px rgba(5, 9, 11, 0.11);
}

.loop-example {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: clamp(16px, 2vw, 28px);
  margin-top: clamp(20px, 2.5vw, 32px);
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  background: rgba(255, 255, 255, 0.62);
}

.loop-example pre {
  min-width: 0;
  margin: 0;
  padding: 14px 18px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--terminal);
  color: var(--terminal-text);
  font-family: inherit;
  font-size: clamp(11px, 0.9vw, 13px);
  line-height: 1.6;
}

.loop-example p {
  min-width: 0;
  max-width: 44ch;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(13px, 1.08vw, 16px);
}

.loop-example a {
  display: inline-block;
  margin-top: 10px;
  color: var(--gold);
  font-weight: 800;
  text-decoration: none;
}

.loop-example a:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}

.terminal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.terminal-card {
  display: flex;
  min-width: 0;
  min-height: 520px;
  flex-direction: column;
  padding: clamp(24px, 3vw, 36px);
  border: 1px solid #34383a;
  border-radius: 8px;
  background:
    radial-gradient(circle at 85% 7%, rgba(201, 132, 29, 0.08), transparent 32%),
    var(--terminal);
  color: var(--terminal-text);
  box-shadow: 0 14px 36px rgba(5, 9, 11, 0.13);
}

.terminal-card header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 18px;
}

.terminal-glyph {
  color: var(--gold-hot);
  font-size: 30px;
}

.terminal-cube {
  width: 44px;
  min-width: 44px;
}

.terminal-card h2 {
  margin: 0 0 4px;
  font-size: clamp(17px, 1.45vw, 22px);
  line-height: 1.25;
}

.terminal-card .status {
  margin: 0;
  color: #e4a93a;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.terminal-card > p,
.terminal-card ol {
  font-size: clamp(12px, 0.96vw, 14px);
}

.terminal-card > p {
  margin-bottom: 18px;
  color: #d6d6d2;
}

.terminal-card ol {
  display: grid;
  gap: 8px;
  margin: 0 0 22px;
  padding-left: 26px;
}

.terminal-card li::marker {
  color: var(--gold-hot);
}

.terminal-card code,
.terminal-card pre {
  font-family: inherit;
}

.terminal-card pre {
  margin: auto 0 20px;
  padding: 16px 18px;
  overflow-x: auto;
  border: 1px solid #5d6264;
  border-radius: 5px;
  color: #f5f4ef;
  font-size: clamp(11px, 0.9vw, 13px);
  line-height: 1.65;
  white-space: pre-wrap;
}

.terminal-card > a {
  width: max-content;
  max-width: 100%;
  color: #f0bd58;
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.terminal-card > a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.future-card {
  background:
    linear-gradient(rgba(5, 9, 11, 0.13), rgba(5, 9, 11, 0.13)),
    radial-gradient(circle at 85% 7%, rgba(201, 132, 29, 0.08), transparent 32%),
    var(--terminal);
}

.foundation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.foundation-intro {
  font-size: clamp(13px, 1.08vw, 16px);
}

.foundation-grid article {
  display: grid;
  min-width: 0;
  grid-template-columns: auto 1fr;
  gap: 28px;
  padding: 4px 42px 8px;
  border-right: 1px solid var(--line);
}

.foundation-grid article > div {
  min-width: 0;
}

.foundation-grid article:first-child > div {
  padding-top: 1px;
}

.foundation-grid article:last-child > div {
  padding-top: 7px;
}

.foundation-grid article:first-child {
  padding-left: 18px;
}

.foundation-grid article:last-child {
  padding-right: 18px;
  border-right: 0;
}

.foundation-mark {
  width: 76px;
  height: 76px;
  fill: none;
  stroke: var(--ink);
  stroke-width: 1.2;
}

.foundation-grid h2 {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  align-items: baseline;
  column-gap: 12px;
  margin: 0 0 16px;
  font-size: clamp(24px, 2vw, 30px);
  line-height: 1;
}

.foundation-grid h2 span {
  margin: 0;
  color: var(--gold);
  font-size: clamp(11px, 0.9vw, 13px);
  letter-spacing: 0.06em;
  line-height: 1.05;
}

.foundation-grid p,
.foundation-grid article > div > a {
  font-size: clamp(12px, 0.94vw, 14px);
}

.foundation-grid p {
  max-width: 38ch;
  margin-bottom: 12px;
}

.foundation-grid article > div > a {
  color: var(--gold);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.foundation-grid h2 a {
  color: inherit;
  text-decoration: none;
}

.foundation-grid h2 a:hover {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 5px;
}

.closing-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(14px, 3vw, 48px);
  margin: 0;
  padding: 24px 18px 34px;
  text-align: center;
  font-size: clamp(12px, 1.12vw, 16px);
}

.closing-line span {
  color: var(--gold);
}

.site-footer {
  position: relative;
  overflow: hidden;
  background: var(--terminal);
  color: var(--terminal-text);
}

.site-footer::after {
  position: absolute;
  right: -40px;
  bottom: -45px;
  width: 220px;
  height: 150px;
  content: "";
  opacity: 0.35;
  background: linear-gradient(145deg, transparent 48%, var(--gold) 49% 50%, transparent 51%);
  transform: rotate(-12deg);
}

.footer-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 30px;
  align-items: center;
  max-width: var(--content);
  margin: 0 auto;
  padding: 30px var(--gutter);
}

.footer-brand {
  padding-right: 30px;
  border-right: 1px solid #747879;
  font-size: 24px;
}

.footer-brand .brand-mark {
  width: 68px;
  height: 68px;
  object-fit: contain;
}

.footer-brand .brand-wordmark {
  width: 151px;
  height: auto;
  object-fit: contain;
}

.footer-copy p {
  margin: 0 0 5px;
  font-size: 12px;
}

.site-footer nav {
  position: relative;
  z-index: 1;
  gap: 38px;
}

.site-footer nav a {
  font-size: 12px;
  white-space: nowrap;
}

/* WebGL owns the complete burn surface; WF and M stay canonical scene assets. */
.burn-webgl {
  position: absolute;
  inset: 0;
  z-index: 3;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero.is-enhanced > .hero-scene > .hero-mystic {
  opacity: 1;
}

.hero.is-enhanced > .hero-scene > .hero-wireframe {
  opacity: 0;
}

/* WebGL paints browser-rendered copies of both UI states so the geometry stays
   identical while each pixel changes where the burn arrives. The semantic DOM
   remains in place for selection and interaction. */
.hero.is-enhanced:not([data-burn-state="revealed"]) > .site-header .brand img {
  opacity: 0;
}

.hero.is-enhanced:not([data-burn-state="revealed"]) > .site-header .desktop-nav a,
.hero.is-enhanced:not([data-burn-state="revealed"]) > .site-header .menu-toggle,
.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .eyebrow,
.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy h1,
.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .hero-tagline,
.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .hero-points li,
.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .button-primary,
.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .button-link {
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .hero-tagline > span,
.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .hero-point-marker {
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .button-primary {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .button-link::after {
  background: transparent;
}

.hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy .button:hover {
  transform: none;
}

.hero.is-enhanced:not([data-burn-state="revealed"]) ::selection {
  background: var(--gold-hot);
  color: var(--ink);
  -webkit-text-fill-color: var(--ink);
}

.hero.is-enhanced[data-burn-state="revealed"] > .site-header,
.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy {
  color: #fff4e3;
}

.hero.is-enhanced[data-burn-selectable="true"] > .hero-copy,
.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy {
  pointer-events: auto;
  user-select: text;
  -webkit-user-select: text;
}

.hero.is-enhanced[data-burn-state="revealed"] > .site-header .brand img {
  opacity: 1;
  filter: brightness(0) invert(1);
}

.hero.is-enhanced[data-burn-state="revealed"] > .site-header .desktop-nav a,
.hero.is-enhanced[data-burn-state="revealed"] > .site-header .menu-toggle,
.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy .eyebrow,
.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy h1,
.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy .hero-tagline,
.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy .hero-points li,
.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy .button-link {
  color: #fff4e3;
  -webkit-text-fill-color: currentColor;
}

.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy .hero-tagline > span,
.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy .hero-point-marker {
  color: var(--gold);
  -webkit-text-fill-color: var(--gold);
}

.hero.is-enhanced[data-burn-state="revealed"] > .hero-copy .button-primary {
  border-color: #ffdc87;
  background: linear-gradient(#ffdc87, #c98622);
  color: #170f04;
}

@media (max-width: 900px) {
  .hero {
    --scene-x: 76%;
    min-height: 780px;
  }

  .desktop-nav {
    display: none;
  }

  .menu-toggle {
    display: grid;
    align-content: space-between;
  }

  .hero-copy {
    width: min(620px, calc(100% - 44px));
    margin-left: 22px;
    padding-top: clamp(34px, 5vh, 52px);
    padding-bottom: clamp(30px, 4vh, 44px);
  }

  .hero-reading-panel {
    position: relative;
    isolation: isolate;
  }

  .hero-reading-panel::before {
    --panel-fill: rgba(255, 255, 255, 0.84);
    --panel-stroke: rgba(17, 19, 22, 0.18);
    position: absolute;
    inset: -18px -16px;
    z-index: -1;
    content: "";
    background:
      linear-gradient(45deg, transparent calc(50% - 1px), var(--panel-stroke) calc(50% - 1px), var(--panel-stroke) calc(50% + 1px), transparent calc(50% + 1px)) top right / 18px 18px no-repeat,
      linear-gradient(45deg, transparent calc(50% - 1px), var(--panel-stroke) calc(50% - 1px), var(--panel-stroke) calc(50% + 1px), transparent calc(50% + 1px)) bottom left / 18px 18px no-repeat,
      var(--panel-fill);
    box-shadow:
      inset 0 0 0 1px var(--panel-stroke),
      inset 4px 0 0 rgba(201, 132, 29, 0.72);
    clip-path: polygon(
      0 0,
      calc(100% - 18px) 0,
      100% 18px,
      100% 100%,
      18px 100%,
      0 calc(100% - 18px)
    );
    pointer-events: none;
  }

  .hero.is-enhanced:not([data-burn-state="revealed"]) > .hero-copy > .hero-reading-panel::before {
    opacity: 0;
  }

  .hero.is-enhanced[data-burn-state="revealed"] > .hero-copy > .hero-reading-panel::before {
    --panel-fill: rgba(2, 7, 11, 0.78);
    --panel-stroke: rgba(255, 244, 227, 0.24);
    box-shadow:
      inset 0 0 0 1px var(--panel-stroke),
      inset 4px 0 0 rgba(201, 132, 29, 0.82);
  }

  h1,
  .hero-title-visual {
    font-size: clamp(74px, 18vw, 118px);
    transform: none;
  }

  .reason-grid {
    grid-template-columns: 1fr;
  }

  .reason-card,
  .reason-card:first-child,
  .reason-card:last-child {
    display: grid;
    grid-template-columns: minmax(130px, 0.4fr) 1fr;
    column-gap: 28px;
    padding: 24px 8px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .reason-card:last-child {
    border-bottom: 0;
  }

  .reason-heading {
    grid-row: 1 / span 2;
  }

  .reason-card h2,
  .reason-card p {
    min-height: 0;
    max-width: 42ch;
  }

  .reason-card h2 {
    margin: 14px 0;
  }

  .answer-layout,
  .evidence-heading {
    grid-template-columns: 1fr;
  }

  .adoption-rail {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 0 0 0 30px;
  }

  .adoption-rail::before {
    top: 0;
    right: auto;
    bottom: 0;
    left: 7px;
    width: 1px;
    height: auto;
  }

  .adoption-rail article {
    padding: 4px 0 34px;
  }

  .adoption-rail article:last-child {
    padding-bottom: 0;
  }

  .rail-node {
    top: 8px;
    left: -29px;
  }

  .adoption-caveat {
    grid-template-columns: 1fr;
  }

  .evidence-heading {
    gap: 18px;
    align-items: start;
  }

  .process-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 38px;
  }

  .process-grid article::after {
    display: none;
  }

  .terminal-grid,
  .foundation-grid {
    grid-template-columns: 1fr;
  }

  .foundation-grid article,
  .foundation-grid article:first-child,
  .foundation-grid article:last-child {
    padding: 22px 8px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .foundation-grid article:last-child {
    border-bottom: 0;
  }

  .footer-inner {
    grid-template-columns: auto 1fr;
  }

  .site-footer nav {
    grid-column: 1 / -1;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  :root {
    --gutter: 20px;
  }

  .hero {
    --scene-x: 78%;
    min-height: min(700px, calc(100svh - 80px));
  }

  .site-header {
    min-height: 72px;
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .brand {
    font-size: 17px;
  }

  .brand .brand-mark {
    width: 48px;
    height: 48px;
  }

  .hero-copy {
    width: calc(100% - 40px);
    margin-left: 20px;
    padding-top: clamp(16px, 3svh, 24px);
    padding-bottom: 20px;
  }

  .hero-reading-panel::before {
    inset: -14px -12px;
  }

  .eyebrow {
    margin-bottom: 12px;
    font-size: 14px;
  }

  h1,
  .hero-title-visual {
    max-width: 100%;
    font-size: clamp(56px, 18.3vw, 76px);
    letter-spacing: -0.075em;
    line-height: 0.9;
  }

  .hero-tagline {
    margin: 16px 0 14px;
    /* Sized so "Your repo remembers." stays on ONE line down to 320px
       (SF Mono ≈ 0.6em per glyph × 20 glyphs = 12em must fit the panel). */
    font-size: clamp(20px, 6.8vw, 33px);
  }

  .hero-points {
    gap: 8px;
    margin-bottom: 18px;
    font-size: 14px;
    line-height: 1.35;
  }

  .hero-actions {
    display: grid;
    gap: 8px;
  }

  .button {
    width: max-content;
    max-width: 100%;
    min-height: 52px;
    font-size: 12px;
  }

  .button-primary {
    width: 100%;
    padding: 0 14px;
  }

  .section {
    padding-right: 0;
    padding-left: 0;
  }

  .reason-card,
  .reason-card:first-child,
  .reason-card:last-child {
    display: block;
  }

  .reason-heading {
    min-height: 84px;
  }

  .reason-number {
    font-size: 74px;
  }

  .reason-card h2 {
    margin-top: 28px;
  }

  .answer-manifesto {
    margin-right: calc(var(--gutter) * -1);
    margin-left: calc(var(--gutter) * -1);
    padding: 38px var(--gutter);
  }

  .answer-statement h2 {
    font-size: clamp(36px, 12vw, 52px);
  }

  .dogfood-schema {
    gap: 7px 9px;
  }

  .case-body {
    margin-left: 16px;
    padding-left: 12px;
  }

  .case-fields > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .case-fields dd,
  .dogfood-schema-note,
  .evidence-note,
  .research-status-copy p,
  .research-note {
    font-size: 13px;
  }

  .research-status-layout {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .research-status h2 {
    max-width: 16ch;
  }

  .research-links {
    display: grid;
    gap: 10px;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .terminal-card {
    min-height: 0;
    padding: 22px 18px;
  }

  .terminal-card header {
    gap: 13px;
  }

  .terminal-card pre {
    margin-top: 8px;
    white-space: pre;
  }

  .foundation-grid article {
    grid-template-columns: 58px 1fr;
    gap: 16px;
  }

  .foundation-mark {
    width: 58px;
    height: 58px;
  }

  .foundation-grid h2 {
    column-gap: 10px;
    font-size: clamp(22px, 6.15vw, 24px);
  }

  .foundation-grid h2 span {
    display: block;
    margin: 0;
  }

  .foundation-grid article:last-child > div {
    padding-top: 5px;
  }

  .closing-line {
    align-items: flex-start;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .footer-brand {
    padding-right: 0;
    border-right: 0;
  }

  .site-footer nav {
    grid-column: auto;
    flex-wrap: wrap;
    justify-content: center;
    gap: 22px;
  }
}

@media (max-width: 350px) {
  .hero {
    min-height: calc(100svh - 50px);
  }

  .site-header {
    min-height: 64px;
  }

  .hero-copy {
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .eyebrow {
    margin-bottom: 8px;
    font-size: 12px;
  }

  h1,
  .hero-title-visual {
    font-size: 52px;
  }

  .hero-tagline {
    margin: 10px 0;
  }

  .hero-points {
    gap: 6px;
    margin-bottom: 10px;
    font-size: 12px;
    line-height: 1.25;
  }

  .hero-actions {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
  }

  .button {
    min-height: 44px;
    font-size: 10px;
  }

  .button-primary {
    width: auto;
    padding: 0 10px;
  }

  .answer-statement h2 {
    font-size: 35px;
  }

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .burn-webgl {
    display: none !important;
  }
}