:root {
  --ink: #071713;
  --ink-2: #0b201a;
  --ink-3: #123128;
  --paper: #f2f0e8;
  --paper-2: #e6e2d7;
  --lime: #b8ff69;
  --lime-dark: #7dd938;
  --aqua: #87e8dc;
  --amber: #ffbd4a;
  --coral: #ff725e;
  --line-dark: rgba(7, 23, 19, 0.18);
  --line-light: rgba(242, 240, 232, 0.15);
  --sans: "Space Grotesk", system-ui, sans-serif;
  --serif: "Newsreader", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --shell: min(1180px, calc(100vw - 48px));
}

* {
  box-sizing: border-box;
}

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

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

body::selection,
*::selection {
  background: var(--lime);
  color: var(--ink);
}

a {
  color: inherit;
  text-decoration: none;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

img,
svg {
  max-width: 100%;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  transform: translateY(-180%);
  background: var(--lime);
  color: var(--ink);
  font-weight: 700;
}

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

:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 4px;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 128px 0;
}

.grain,
.grain-light {
  isolation: isolate;
}

.grain::after,
.grain-light::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.22;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.16'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.grain-light::after {
  opacity: 0.13;
  mix-blend-mode: multiply;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.135em;
  text-transform: uppercase;
}

.eyebrow-box {
  border: 1px solid rgba(184, 255, 105, 0.38);
  padding: 8px 11px;
  color: var(--lime);
}

.eyebrow-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.muted {
  color: rgba(242, 240, 232, 0.38);
}

.muted-dark {
  color: rgba(7, 23, 19, 0.48);
}

.lime {
  color: var(--lime);
}

.aqua {
  color: #27766c;
}

.forest {
  color: #216b5d;
}

.coral {
  color: var(--coral);
}

.micro-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.63rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 20px;
  border: 1px solid transparent;
  padding: 0 20px;
  appearance: none;
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 700;
  transition: 160ms ease;
}

.button span {
  font-size: 1rem;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary,
.button-primary:visited {
  border-color: var(--lime);
  background: var(--lime);
  color: var(--ink) !important;
  -webkit-text-fill-color: var(--ink);
}

.button-primary:hover {
  border-color: var(--lime-dark);
  background: var(--lime-dark);
}

.button-quiet {
  border-color: var(--line-light);
  color: var(--paper);
}

.button-quiet:hover,
.button-outline:hover {
  border-color: rgba(242, 240, 232, 0.7);
}

.button-outline {
  border-color: rgba(242, 240, 232, 0.25);
  color: var(--paper);
}

.button-small {
  min-height: 40px;
  gap: 12px;
  padding: 0 14px;
  font-size: 0.75rem;
}

.button-dark {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.site-header {
  position: absolute;
  z-index: 50;
  top: 0;
  left: 50%;
  display: grid;
  width: var(--shell);
  height: 78px;
  transform: translateX(-50%);
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line-light);
}

.site-header.is-stuck {
  position: fixed;
  width: 100%;
  height: 64px;
  padding-inline: max(24px, calc((100vw - 1180px) / 2));
  border-bottom-color: rgba(242, 240, 232, 0.12);
  background: rgba(7, 23, 19, 0.88);
  backdrop-filter: blur(18px);
  animation: header-enter 220ms ease-out;
}

@keyframes header-enter {
  from { transform: translate(-50%, -100%); }
  to { transform: translate(-50%, 0); }
}

.brand {
  display: inline-flex;
  width: max-content;
  align-items: center;
  gap: 11px;
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.brand-dot {
  color: var(--lime);
}

.brand-mark {
  position: relative;
  display: grid;
  width: 30px;
  height: 30px;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  border: 1px solid rgba(184, 255, 105, 0.58);
  padding: 5px;
}

.brand-mark span {
  display: block;
  align-self: end;
  background: var(--lime);
}

.brand-mark span:nth-child(1) { height: 35%; }
.brand-mark span:nth-child(2) { height: 100%; }
.brand-mark span:nth-child(3) { height: 62%; }

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.73rem;
  font-weight: 600;
  color: rgba(242, 240, 232, 0.6);
}

.desktop-nav a,
.text-link {
  transition: color 150ms ease;
}

.desktop-nav a:hover,
.text-link:hover {
  color: var(--paper);
}

.header-actions {
  display: flex;
  justify-self: end;
  align-items: center;
  gap: 20px;
}

.text-link {
  font-size: 0.73rem;
  font-weight: 600;
  color: rgba(242, 240, 232, 0.55);
}

.hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  padding: 150px 0 0;
  border-bottom: 1px solid var(--line-light);
  background:
    linear-gradient(140deg, rgba(135, 232, 220, 0.05), transparent 45%),
    linear-gradient(180deg, var(--ink), #081b16);
}

.hero-glow {
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(2px);
}

.hero-glow-one {
  top: -18rem;
  right: -10rem;
  width: 44rem;
  height: 44rem;
  background: radial-gradient(circle, rgba(135, 232, 220, 0.14), transparent 66%);
}

.hero-glow-two {
  bottom: -22rem;
  left: -18rem;
  width: 48rem;
  height: 48rem;
  background: radial-gradient(circle, rgba(184, 255, 105, 0.08), transparent 65%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  min-height: calc(100vh - 214px);
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.92fr);
  align-items: center;
  gap: 72px;
  padding-bottom: 76px;
}

.hero-copy h1 {
  max-width: 720px;
  margin: 34px 0 0;
  font-family: var(--serif);
  font-size: clamp(4.8rem, 8.4vw, 8.7rem);
  font-weight: 500;
  line-height: 0.76;
  letter-spacing: -0.075em;
}

.hero-lede {
  max-width: 650px;
  margin: 42px 0 0;
  color: rgba(242, 240, 232, 0.65);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
  line-height: 1.78;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.registration-line {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 34px;
  font-family: var(--mono);
  font-size: 0.61rem;
  letter-spacing: 0.055em;
  color: rgba(242, 240, 232, 0.34);
  text-transform: uppercase;
}

.registration-line:hover {
  color: rgba(242, 240, 232, 0.7);
}

.status-dot,
.machine-topline i,
.pilot-status i {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 14px rgba(184, 255, 105, 0.8);
}

.hero-machine {
  position: relative;
  border: 1px solid rgba(242, 240, 232, 0.17);
  background: rgba(10, 33, 26, 0.74);
  box-shadow: 28px 34px 80px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(12px);
}

.hero-machine::before {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 34%;
  height: 2px;
  content: "";
  background: var(--lime);
}

.machine-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-light);
  padding: 17px 20px;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.11em;
  color: rgba(242, 240, 232, 0.36);
}

.machine-topline > span:first-child {
  display: flex;
  align-items: center;
  gap: 9px;
  color: rgba(242, 240, 232, 0.65);
}

.machine-input {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  padding: 30px 24px;
}

.machine-index {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(135, 232, 220, 0.4);
  color: var(--aqua);
  font-family: var(--mono);
  font-size: 0.66rem;
}

.machine-input .micro-label,
.machine-receipt .micro-label {
  color: rgba(242, 240, 232, 0.34);
}

.machine-input strong,
.machine-receipt strong {
  display: block;
  margin-top: 7px;
  font-size: 0.94rem;
}

.machine-input small {
  display: block;
  margin-top: 6px;
  color: rgba(242, 240, 232, 0.4);
  font-family: var(--mono);
  font-size: 0.62rem;
}

.machine-pipe {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 14px;
  padding: 0 24px;
}

.machine-pipe span {
  height: 1px;
  background: rgba(242, 240, 232, 0.16);
}

.machine-pipe b {
  color: var(--lime);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.13em;
}

.machine-decisions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 24px;
  background: rgba(242, 240, 232, 0.12);
}

.decision {
  min-width: 0;
  padding: 22px 13px;
  background: #0b1d18;
}

.decision span {
  display: block;
  font-family: var(--mono);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.decision small {
  display: block;
  margin-top: 10px;
  color: rgba(242, 240, 232, 0.34);
  font-size: 0.6rem;
  line-height: 1.45;
}

.decision-allow span { color: var(--lime); }
.decision-deny span { color: var(--coral); }
.decision-review span { color: var(--amber); }

.machine-receipt {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--line-light);
  padding: 24px;
}

.machine-receipt svg {
  width: 26px;
  fill: none;
  stroke: var(--aqua);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.4;
}

.machine-receipt code {
  color: rgba(242, 240, 232, 0.35);
  font-family: var(--mono);
  font-size: 0.58rem;
}

.signal-strip {
  position: relative;
  z-index: 3;
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: center;
  gap: 22px;
  border-top: 1px solid var(--line-light);
  background: rgba(4, 14, 11, 0.38);
  font-family: var(--mono);
  font-size: 0.59rem;
  letter-spacing: 0.12em;
  color: rgba(242, 240, 232, 0.47);
}

.signal-strip b {
  color: var(--lime);
  font-weight: 400;
}

.evolution {
  border-bottom: 1px solid var(--line-light);
  background: var(--paper);
  color: var(--ink);
}

.section-intro {
  display: grid;
  grid-template-columns: 1.45fr 0.55fr;
  align-items: end;
  column-gap: 76px;
}

.section-intro .eyebrow {
  grid-column: 1 / -1;
}

.section-intro h2,
.proof-heading h2,
.rationale-sticky h2,
.boundaries-heading h2,
.declaration-heading h2,
.pilot-copy h2,
.artifact-band h2 {
  margin: 24px 0 0;
  font-family: var(--serif);
  font-size: clamp(3.25rem, 6vw, 6.5rem);
  font-weight: 500;
  line-height: 0.91;
  letter-spacing: -0.065em;
}

.section-intro p {
  margin: 0;
  color: rgba(7, 23, 19, 0.61);
  font-size: 0.98rem;
  line-height: 1.74;
}

.story-rail {
  position: relative;
  display: grid;
  margin-top: 98px;
  grid-template-columns: repeat(4, 1fr);
}

.story-rail::before {
  position: absolute;
  top: 49px;
  right: 0;
  left: 0;
  height: 1px;
  content: "";
  background: rgba(7, 23, 19, 0.25);
}

.story-step {
  position: relative;
  padding-right: 26px;
}

.story-year {
  display: block;
  height: 35px;
  color: rgba(7, 23, 19, 0.5);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
}

.story-node {
  position: relative;
  z-index: 2;
  width: 27px;
  height: 27px;
  border: 8px solid var(--paper);
  border-radius: 50%;
  background: #7f918a;
  box-shadow: 0 0 0 1px rgba(7, 23, 19, 0.28);
}

.featured-step .story-node {
  background: var(--lime-dark);
  box-shadow: 0 0 0 1px var(--lime-dark), 0 0 25px rgba(125, 217, 56, 0.44);
}

.story-card {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(7, 23, 19, 0.15);
}

.story-card .micro-label {
  color: rgba(7, 23, 19, 0.42);
}

.story-card h3 {
  margin: 15px 0 0;
  font-size: 1.12rem;
  line-height: 1.28;
  letter-spacing: -0.025em;
}

.story-card p {
  margin: 14px 0 0;
  color: rgba(7, 23, 19, 0.56);
  font-size: 0.82rem;
  line-height: 1.67;
}

.thesis-quote {
  position: relative;
  display: grid;
  margin-top: 110px;
  grid-template-columns: auto 1fr auto;
  align-items: end;
  gap: 42px;
  border-top: 1px solid rgba(7, 23, 19, 0.2);
  padding-top: 48px;
}

.quote-mark {
  font-family: var(--serif);
  font-size: 8rem;
  line-height: 0.5;
  color: #2d7f70;
}

.thesis-quote p {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.5rem, 4.8vw, 5.2rem);
  line-height: 0.95;
  letter-spacing: -0.055em;
}

.quote-note {
  align-self: end;
  padding-bottom: 7px;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: rgba(7, 23, 19, 0.45);
  text-transform: uppercase;
}

.proof {
  background: #dce8df;
  color: var(--ink);
}

.proof-heading {
  display: grid;
  grid-template-columns: 1fr 0.55fr;
  align-items: end;
  gap: 80px;
}

.proof-heading p {
  margin: 0 0 4px;
  color: rgba(7, 23, 19, 0.63);
  font-size: 0.95rem;
  line-height: 1.75;
}

.proof-console {
  margin-top: 64px;
  border: 1px solid rgba(7, 23, 19, 0.25);
  background: var(--ink);
  color: var(--paper);
  box-shadow: 24px 30px 0 rgba(7, 23, 19, 0.08);
}

.scenario-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line-light);
}

.scenario-tab {
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 0;
  border-right: 1px solid var(--line-light);
  background: transparent;
  color: rgba(242, 240, 232, 0.5);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
}

.scenario-tab:last-child {
  border-right: 0;
}

.scenario-tab i {
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.scenario-tab.active {
  background: rgba(184, 255, 105, 0.09);
  color: var(--lime);
}

.scenario-tab[data-scenario="deny"].active {
  background: rgba(255, 114, 94, 0.1);
  color: var(--coral);
}

.scenario-tab[data-scenario="review"].active {
  background: rgba(255, 189, 74, 0.1);
  color: var(--amber);
}

.console-grid {
  display: grid;
  min-height: 540px;
  grid-template-columns: 1fr 120px 1fr;
}

.code-panel {
  min-width: 0;
}

.code-toolbar {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-light);
  padding: 0 18px;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  color: rgba(242, 240, 232, 0.42);
}

.code-toolbar code {
  color: rgba(242, 240, 232, 0.25);
}

.code-panel pre {
  min-height: 490px;
  margin: 0;
  overflow: auto;
  padding: 28px 24px;
  color: #c7d7cf;
  font-family: var(--mono);
  font-size: 0.69rem;
  line-height: 1.7;
  tab-size: 2;
  white-space: pre-wrap;
}

.response-panel {
  border-left: 1px solid var(--line-light);
}

.response-status {
  border: 1px solid rgba(184, 255, 105, 0.42);
  padding: 5px 7px;
  color: var(--lime);
}

.response-status.deny {
  border-color: rgba(255, 114, 94, 0.42);
  color: var(--coral);
}

.response-status.review {
  border-color: rgba(255, 189, 74, 0.42);
  color: var(--amber);
}

.console-spine {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  border-left: 1px solid var(--line-light);
  background: #0e2a22;
  color: rgba(242, 240, 232, 0.4);
  font-family: var(--mono);
  text-align: center;
}

.console-spine span {
  color: var(--aqua);
  font-size: 0.55rem;
  letter-spacing: 0.15em;
}

.console-spine b {
  max-width: 74px;
  font-size: 0.62rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.console-spine i {
  margin-top: 18px;
  color: var(--lime);
  font-size: 1.4rem;
  font-style: normal;
}

.console-footer {
  display: flex;
  min-height: 65px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line-light);
  padding: 0 20px;
  color: rgba(242, 240, 232, 0.48);
  font-family: var(--mono);
  font-size: 0.61rem;
}

.console-footer > div:first-child {
  display: flex;
  align-items: center;
  gap: 10px;
}

.receipt-pulse {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--aqua);
  box-shadow: 0 0 14px rgba(135, 232, 220, 0.7);
}

.console-links {
  display: flex;
  gap: 24px;
}

.console-links a:hover {
  color: var(--paper);
}

.rationale {
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  background: var(--ink-2);
}

.rationale-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 100px;
}

.rationale-sticky {
  position: sticky;
  top: 120px;
  align-self: start;
}

.rationale-sticky h2 {
  font-size: clamp(3.5rem, 5.5vw, 5.9rem);
}

.rationale-sticky p {
  max-width: 470px;
  margin: 30px 0 0;
  color: rgba(242, 240, 232, 0.53);
  font-size: 0.93rem;
  line-height: 1.75;
}

.rationale-list {
  border-top: 1px solid var(--line-light);
}

.rationale-item {
  display: grid;
  min-height: 250px;
  grid-template-columns: 65px 1fr;
  gap: 24px;
  border-bottom: 1px solid var(--line-light);
  padding: 42px 0;
}

.rationale-item > span {
  color: var(--lime);
  font-family: var(--mono);
  font-size: 0.68rem;
}

.rationale-item h3 {
  max-width: 540px;
  margin: 0;
  font-size: clamp(1.5rem, 2.2vw, 2.2rem);
  line-height: 1.13;
  letter-spacing: -0.04em;
}

.rationale-item p {
  max-width: 570px;
  margin: 22px 0 0;
  color: rgba(242, 240, 232, 0.5);
  font-size: 0.88rem;
  line-height: 1.75;
}

.standards {
  padding: 94px 0;
  background: var(--aqua);
  color: var(--ink);
}

.standards-shell {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
}

.standards h2 {
  margin: 17px 0 0;
  font-family: var(--serif);
  font-size: clamp(2.7rem, 4vw, 4.8rem);
  font-weight: 500;
  line-height: 0.96;
  letter-spacing: -0.055em;
}

.standards-intro {
  max-width: 500px;
  margin: 28px 0 0;
  color: rgba(7, 23, 19, 0.62);
  font-size: 0.84rem;
  line-height: 1.7;
}

.standards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid rgba(7, 23, 19, 0.28);
  border-left: 1px solid rgba(7, 23, 19, 0.28);
}

.standards-grid a {
  display: flex;
  min-height: 116px;
  justify-content: space-between;
  flex-direction: column;
  border-right: 1px solid rgba(7, 23, 19, 0.28);
  border-bottom: 1px solid rgba(7, 23, 19, 0.28);
  padding: 19px;
  transition: background 160ms ease;
}

.standards-grid a:hover {
  background: rgba(242, 240, 232, 0.35);
}

.standards-grid strong {
  font-family: var(--mono);
  font-size: 0.83rem;
  letter-spacing: 0.04em;
}

.standards-grid em {
  color: rgba(7, 23, 19, 0.46);
  font-family: var(--mono);
  font-size: 0.53rem;
  font-style: normal;
  letter-spacing: 0.07em;
}

.standards-grid span {
  align-self: flex-end;
  color: rgba(7, 23, 19, 0.55);
  font-size: 0.7rem;
}

.standards-note {
  grid-column: 2;
  margin: -50px 0 0;
  align-self: end;
  transform: translateY(84px);
  color: rgba(7, 23, 19, 0.43);
  font-family: var(--mono);
  font-size: 0.56rem;
  line-height: 1.6;
}

.boundaries {
  background: var(--paper);
  color: var(--ink);
}

.boundaries-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 50px;
}

.boundaries-heading .eyebrow {
  order: 2;
  padding-bottom: 12px;
}

.boundary-grid {
  display: grid;
  margin-top: 66px;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.boundary-grid article {
  min-height: 500px;
  padding: 38px;
}

.boundary-yes {
  background: var(--ink);
  color: var(--paper);
}

.boundary-no {
  border: 1px solid var(--line-dark);
  background: #e8e4da;
}

.boundary-kicker {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.boundary-yes .boundary-kicker { color: var(--lime); }
.boundary-no .boundary-kicker { color: #b44838; }

.boundary-grid ul {
  margin: 92px 0 0;
  padding: 0;
  list-style: none;
}

.boundary-grid li {
  position: relative;
  border-top: 1px solid;
  padding: 22px 0 22px 30px;
  font-size: clamp(1rem, 1.55vw, 1.28rem);
  line-height: 1.35;
}

.boundary-yes li { border-color: var(--line-light); }
.boundary-no li { border-color: var(--line-dark); }

.boundary-grid li::before {
  position: absolute;
  top: 24px;
  left: 0;
  font-family: var(--mono);
  font-size: 0.72rem;
}

.boundary-yes li::before {
  content: "+";
  color: var(--lime);
}

.boundary-no li::before {
  content: "—";
  color: var(--coral);
}

.declaration {
  overflow: hidden;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  background: var(--ink);
}

.declaration::before {
  position: absolute;
  z-index: -1;
  top: -370px;
  right: -280px;
  width: 760px;
  height: 760px;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(184, 255, 105, 0.09), transparent 67%);
}

.declaration-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 50px;
}

.declaration-heading .eyebrow {
  order: 2;
  padding-bottom: 12px;
}

.commitments {
  display: grid;
  margin: 76px 0 0;
  padding: 0;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-light);
  border-left: 1px solid var(--line-light);
  list-style: none;
}

.commitments li {
  min-height: 285px;
  border-right: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  padding: 26px;
}

.commitments li > span {
  color: var(--lime);
  font-family: var(--mono);
  font-size: 0.66rem;
}

.commitments h3 {
  margin: 78px 0 0;
  font-size: 1.32rem;
  letter-spacing: -0.035em;
}

.commitments p {
  margin: 14px 0 0;
  color: rgba(242, 240, 232, 0.47);
  font-size: 0.8rem;
  line-height: 1.62;
}

.share-declaration {
  position: relative;
  display: grid;
  margin-top: 70px;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 50px;
  border: 1px solid rgba(184, 255, 105, 0.3);
  padding: 42px;
  background: #10271f;
}

.share-declaration .micro-label {
  color: var(--aqua);
}

.share-declaration blockquote {
  max-width: 790px;
  margin: 20px 0 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 3.4vw, 3.75rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
}

.share-note {
  position: absolute;
  right: 42px;
  bottom: 14px;
  color: rgba(242, 240, 232, 0.5);
  font-family: var(--mono);
  font-size: 0.58rem;
}

.pilot {
  background: var(--lime);
  color: var(--ink);
}

.pilot-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: stretch;
  gap: 70px;
}

.pilot-copy {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
}

.pilot-copy h2 {
  font-size: clamp(3.7rem, 6vw, 6.6rem);
}

.pilot-copy p {
  max-width: 520px;
  margin: 30px 0;
  color: rgba(7, 23, 19, 0.64);
  font-size: 0.95rem;
  line-height: 1.75;
}

.pilot-card {
  border: 1px solid rgba(7, 23, 19, 0.3);
  background: rgba(242, 240, 232, 0.36);
  padding: 34px;
}

.pilot-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.pilot-status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(7, 23, 19, 0.55);
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.08em;
}

.pilot-status i {
  background: #247163;
  box-shadow: 0 0 13px rgba(36, 113, 99, 0.45);
}

.pilot-number {
  display: block;
  margin-top: 48px;
  font-family: var(--serif);
  font-size: clamp(7rem, 13vw, 11.5rem);
  font-weight: 500;
  line-height: 0.65;
  letter-spacing: -0.08em;
}

.pilot-unit {
  display: block;
  margin-top: 26px;
  font-size: 1.1rem;
  font-weight: 600;
}

.pilot-equation {
  display: grid;
  margin-top: 47px;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  border-top: 1px solid rgba(7, 23, 19, 0.24);
  border-bottom: 1px solid rgba(7, 23, 19, 0.24);
  padding: 24px 0;
}

.pilot-equation div {
  display: flex;
  flex-direction: column;
}

.pilot-equation strong {
  font-family: var(--serif);
  font-size: 2.6rem;
  line-height: 1;
}

.pilot-equation span {
  margin-top: 6px;
  color: rgba(7, 23, 19, 0.54);
  font-size: 0.64rem;
}

.pilot-equation b {
  color: rgba(7, 23, 19, 0.45);
  font-family: var(--mono);
}

.pilot-card ul {
  display: grid;
  margin: 30px 0 0;
  padding: 0;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px 26px;
  list-style: none;
}

.pilot-card li {
  position: relative;
  padding-left: 16px;
  color: rgba(7, 23, 19, 0.64);
  font-size: 0.72rem;
  line-height: 1.5;
}

.pilot-card li::before {
  position: absolute;
  top: 0;
  left: 0;
  content: "↳";
  color: #247163;
}

.artifact-band {
  padding: 110px 0;
  background: var(--paper);
  color: var(--ink);
}

.artifact-grid {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  align-items: start;
  gap: 90px;
}

.artifact-band h2 {
  font-size: clamp(2.8rem, 4.4vw, 5.2rem);
}

.artifact-links {
  border-top: 1px solid var(--line-dark);
}

.artifact-links a {
  display: grid;
  min-height: 76px;
  grid-template-columns: 46px 1fr auto;
  align-items: center;
  border-bottom: 1px solid var(--line-dark);
  transition: padding 160ms ease, background 160ms ease;
}

.artifact-links a:hover {
  padding-inline: 12px;
  background: rgba(135, 232, 220, 0.22);
}

.artifact-links span,
.artifact-links em {
  font-family: var(--mono);
  font-size: 0.6rem;
  font-style: normal;
  color: rgba(7, 23, 19, 0.43);
}

.artifact-links strong {
  font-size: 0.9rem;
}

.site-footer {
  border-top: 1px solid var(--line-light);
  padding: 58px 0;
  background: #04110e;
}

.footer-grid {
  display: grid;
  grid-template-columns: 0.8fr 0.55fr 1.2fr;
  gap: 60px;
}

.footer-brand {
  margin-bottom: 18px;
}

.footer-grid > div:first-child p {
  max-width: 260px;
  margin: 0;
  color: rgba(242, 240, 232, 0.35);
  font-size: 0.73rem;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 13px;
  color: rgba(242, 240, 232, 0.54);
  font-size: 0.7rem;
}

.footer-links a:hover,
.footer-legal a:hover {
  color: var(--paper);
}

.footer-legal {
  color: rgba(242, 240, 232, 0.34);
  font-family: var(--mono);
  font-size: 0.56rem;
  line-height: 1.75;
}

.footer-legal p {
  margin: 0 0 9px;
}

.footer-legal a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms cubic-bezier(0.2, 0.75, 0.25, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-one {
  transition-delay: 110ms;
}

@media (max-width: 1050px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 65px;
    padding-top: 48px;
  }

  .hero-copy {
    max-width: 780px;
  }

  .hero-machine {
    width: min(700px, 100%);
  }

  .section-intro,
  .proof-heading,
  .standards-shell,
  .artifact-grid {
    grid-template-columns: 1fr;
  }

  .section-intro p,
  .proof-heading p {
    max-width: 650px;
    margin-top: 28px;
  }

  .standards-note {
    grid-column: 1;
    margin: 20px 0 0;
    transform: none;
  }

  .rationale-grid,
  .pilot-grid {
    grid-template-columns: 1fr;
    gap: 70px;
  }

  .rationale-sticky {
    position: static;
  }

  .footer-grid {
    grid-template-columns: 0.7fr 0.5fr 1.2fr;
    gap: 35px;
  }
}

@media (max-width: 760px) {
  :root {
    --shell: min(100% - 34px, 1180px);
  }

  .section {
    padding: 88px 0;
  }

  .site-header,
  .site-header.is-stuck {
    width: 100%;
    height: 68px;
    padding-inline: 17px;
  }

  .desktop-only {
    display: none;
  }

  .button-small {
    min-height: 38px;
    padding: 0 11px;
  }

  .hero {
    min-height: auto;
    padding-top: 112px;
  }

  .hero-grid {
    min-height: auto;
    gap: 52px;
    padding-top: 28px;
    padding-bottom: 64px;
  }

  .hero-copy h1 {
    margin-top: 28px;
    font-size: clamp(4rem, 20vw, 6.1rem);
    line-height: 0.78;
  }

  .hero-lede {
    margin-top: 32px;
    line-height: 1.65;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .registration-line {
    align-items: flex-start;
    line-height: 1.6;
  }

  .machine-topline {
    padding: 14px;
  }

  .machine-input {
    padding: 24px 16px;
  }

  .machine-pipe {
    padding: 0 16px;
  }

  .machine-decisions {
    grid-template-columns: 1fr;
    margin: 20px 16px;
  }

  .decision {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
  }

  .decision small {
    margin-top: 0;
  }

  .machine-receipt {
    grid-template-columns: auto 1fr;
    padding: 20px 16px;
  }

  .machine-receipt code {
    display: none;
  }

  .signal-strip {
    flex-wrap: wrap;
    gap: 10px;
    padding: 18px 20px;
    line-height: 1.5;
  }

  .section-intro h2,
  .proof-heading h2,
  .rationale-sticky h2,
  .boundaries-heading h2,
  .declaration-heading h2,
  .pilot-copy h2,
  .artifact-band h2 {
    font-size: clamp(3.1rem, 15vw, 5rem);
  }

  .story-rail {
    display: block;
    margin-top: 66px;
    padding-left: 26px;
    border-left: 1px solid rgba(7, 23, 19, 0.23);
  }

  .story-rail::before {
    display: none;
  }

  .story-step {
    padding: 0 0 52px 19px;
  }

  .story-year {
    height: auto;
  }

  .story-node {
    position: absolute;
    top: -7px;
    left: -40px;
  }

  .story-card {
    margin-top: 18px;
  }

  .thesis-quote {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 38px;
  }

  .quote-mark {
    font-size: 6rem;
  }

  .proof-heading {
    gap: 0;
  }

  .scenario-tabs {
    grid-template-columns: 1fr;
  }

  .scenario-tab {
    min-height: 50px;
    border-right: 0;
    border-bottom: 1px solid var(--line-light);
  }

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

  .console-spine {
    min-height: 76px;
    flex-direction: row;
    border-top: 1px solid var(--line-light);
    border-left: 0;
  }

  .console-spine i {
    margin-top: 0;
    transform: rotate(90deg);
  }

  .response-panel {
    border-top: 1px solid var(--line-light);
    border-left: 0;
  }

  .code-panel pre {
    min-height: 0;
    max-height: none;
    font-size: 0.62rem;
  }

  .console-footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 20px;
  }

  .console-links {
    flex-direction: column;
    gap: 12px;
  }

  .rationale-item {
    grid-template-columns: 38px 1fr;
    gap: 12px;
  }

  .standards-grid,
  .boundary-grid,
  .commitments,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .boundaries-heading,
  .declaration-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .boundaries-heading .eyebrow,
  .declaration-heading .eyebrow {
    order: 0;
    padding-bottom: 0;
  }

  .boundary-grid article {
    min-height: auto;
    padding: 27px;
  }

  .boundary-grid ul {
    margin-top: 52px;
  }

  .commitments li {
    min-height: 235px;
  }

  .commitments h3 {
    margin-top: 55px;
  }

  .share-declaration {
    grid-template-columns: 1fr;
    padding: 26px;
  }

  .share-note {
    position: static;
  }

  .pilot-card {
    padding: 25px;
  }

  .pilot-card-top {
    align-items: flex-start;
    flex-direction: column;
  }

  .pilot-equation {
    gap: 8px;
  }

  .pilot-equation strong {
    font-size: 2rem;
  }

  .pilot-card ul {
    grid-template-columns: 1fr;
  }

  .artifact-links a {
    grid-template-columns: 36px 1fr auto;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}