@font-face {
  font-family: "Inter";
  src: url("assets/fonts/inter-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("assets/fonts/inter-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("assets/fonts/jetbrains-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #0b0d0f;
  --paper: #efede7;
  --white: #f9f7f2;
  --muted: #969a99;
  --amber: #e9b44c;
  --green: #8ebd74;
  --red: #d76d58;
  --line: color-mix(in srgb, var(--paper) 14%, transparent);
  --line-dark: color-mix(in srgb, var(--ink) 15%, transparent);
  --panel: color-mix(in srgb, var(--paper) 4%, var(--ink));
  --frame: 74rem;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  --sans: "Inter", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
  background: var(--ink);
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

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

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

.frame {
  width: min(calc(100% - 3rem), var(--frame));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  transform: translateY(-150%);
  background: var(--amber);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.76rem;
}

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

.topbar {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--ink) 88%, transparent);
  backdrop-filter: blur(18px);
}

.topbar-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 4.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  justify-self: start;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 1.75rem;
  height: 1.75rem;
  flex: 0 0 auto;
  color: var(--amber);
  fill: none;
  stroke: currentColor;
  stroke-linejoin: miter;
  stroke-width: 1.6;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav a,
.topbar-cta,
footer nav a {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.71rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 160ms ease;
}

.nav a:hover,
.nav a:focus-visible,
footer nav a:hover,
footer nav a:focus-visible {
  color: var(--paper);
}

.topbar-cta {
  justify-self: end;
  border-bottom: 1px solid var(--amber);
  color: var(--paper);
}

.topbar-cta span {
  color: var(--amber);
}

.hero {
  position: relative;
  min-height: calc(100vh - 4.5rem);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.hero::before {
  position: absolute;
  z-index: -2;
  top: -35rem;
  left: 45%;
  width: 60rem;
  height: 60rem;
  border: 1px solid color-mix(in srgb, var(--amber) 20%, transparent);
  border-radius: 50%;
  box-shadow: 0 0 11rem color-mix(in srgb, var(--amber) 8%, transparent);
  content: "";
}

.hero-grid {
  position: absolute;
  z-index: -3;
  inset: 0;
  opacity: 0.24;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 4rem 4rem;
  mask-image: linear-gradient(to bottom, black, transparent 90%);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(31rem, 1.12fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 6.5rem);
  min-height: calc(100vh - 8rem);
  padding-block: clamp(5rem, 10vh, 8rem) 7rem;
}

.eyebrow,
.kicker {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1.75rem;
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.11em;
  line-height: 1.5;
  text-transform: uppercase;
}

.status-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 0.3rem color-mix(in srgb, var(--amber) 12%, transparent);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  font-weight: 600;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

h1 {
  max-width: 11ch;
  margin-bottom: 2rem;
  font-size: clamp(3.8rem, 6.3vw, 6.4rem);
}

h1 span,
.guardrail-head h2 span {
  color: var(--amber);
}

.hero-lede {
  max-width: 39rem;
  margin-bottom: 2.4rem;
  color: color-mix(in srgb, var(--paper) 75%, transparent);
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 3.2rem;
  padding: 0.8rem 1.2rem;
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

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

.button-primary {
  border-color: var(--amber);
  background: var(--amber);
  color: var(--ink);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--white);
  border-color: var(--white);
}

.button-quiet:hover,
.button-quiet:focus-visible {
  border-color: var(--muted);
  background: var(--panel);
}

.play {
  font-size: 0.65rem;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 42rem;
  margin: 3.75rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.hero-facts li {
  min-width: 0;
  padding: 1.1rem 1rem 0 0;
}

.hero-facts li + li {
  padding-left: 1rem;
  border-left: 1px solid var(--line);
}

.hero-facts strong,
.hero-facts span {
  display: block;
}

.hero-facts strong {
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 400;
}

.hero-facts span {
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.73rem;
}

.hero-product {
  position: relative;
  margin-right: -8vw;
}

.product-shell,
.demo-shell {
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--paper) 22%, transparent);
  border-radius: 0.45rem;
  background: #111416;
  box-shadow: 0 2.2rem 6rem rgba(0, 0, 0, 0.55);
}

.product-shell {
  transform: perspective(90rem) rotateY(-4deg) rotateX(1.5deg);
  transform-origin: left center;
}

.window-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 2.25rem;
  padding-inline: 0.8rem;
  border-bottom: 1px solid var(--line);
  background: #171a1d;
  color: #7f858a;
  font-family: var(--mono);
  font-size: 0.58rem;
}

.window-dots {
  display: flex;
  gap: 0.35rem;
}

.window-dots i {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: #3e4448;
}

.window-dots i:first-child {
  background: #b86c5e;
}

.window-dots i:nth-child(2) {
  background: #b39153;
}

.window-dots i:nth-child(3) {
  background: #6f9566;
}

.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  justify-self: end;
  color: var(--green);
  text-transform: uppercase;
}

.live-badge i {
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--green);
}

.hero-video {
  width: 100%;
  aspect-ratio: 1920 / 1256;
  object-fit: cover;
}

.product-caption {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: #111416;
}

.product-caption span {
  padding: 0.8rem;
  border-top: 1px solid var(--line);
  color: #92989b;
  font-family: var(--mono);
  font-size: 0.55rem;
  line-height: 1.4;
  text-transform: uppercase;
}

.product-caption span + span {
  border-left: 1px solid var(--line);
}

.product-caption b {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--amber);
  font-weight: 400;
}

.signal-card {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-width: 10rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid color-mix(in srgb, var(--amber) 50%, var(--ink));
  background: var(--ink);
  box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.4);
  font-family: var(--mono);
  font-size: 0.6rem;
}

.signal-card span {
  color: var(--muted);
}

.signal-card b {
  color: var(--amber);
  font-weight: 400;
}

.signal-card-a {
  top: 16%;
  left: -3rem;
}

.signal-card-b {
  right: 8%;
  bottom: -1.1rem;
}

.section {
  padding-block: clamp(6rem, 11vw, 10rem);
  border-bottom: 1px solid var(--line);
}

.section-head {
  margin-bottom: 4rem;
}

.split-head {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(20rem, 0.75fr);
  align-items: end;
  gap: 4rem;
}

h2 {
  max-width: 15ch;
  margin-bottom: 0;
  font-size: clamp(3rem, 6vw, 5.6rem);
}

.section-lede {
  max-width: 34rem;
  margin-bottom: 0.4rem;
  color: var(--muted);
  font-size: 1.06rem;
}

.model-workbench {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(9rem, 0.28fr) minmax(0, 0.8fr);
  align-items: center;
  margin-top: 5rem;
}

.code-panel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background: #101315;
  box-shadow: 0 2rem 5rem rgba(0,0,0,0.32);
}

.panel-label,
.code-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 2.3rem;
  padding-inline: 0.9rem;
  border-bottom: 1px solid var(--line);
  color: #858c90;
  font-family: var(--mono);
  font-size: 0.61rem;
}

.panel-label .changed {
  color: var(--amber);
}

.code-panel pre {
  min-height: 23rem;
  margin: 0;
  padding: 1.2rem 1rem 1.4rem;
  overflow-x: auto;
  color: #d9dde0;
  font-family: var(--mono);
  font-size: clamp(0.67rem, 1vw, 0.78rem);
  line-height: 1.75;
}

.line-no {
  display: inline-block;
  width: 2.4rem;
  color: #4f565a;
  user-select: none;
}

.key { color: #7fb7c4; }
.value { color: #cfd49c; }
.number { color: #d39c72; }

.code-foot {
  justify-content: flex-end;
  gap: 1rem;
  min-height: 1.9rem;
  border-top: 1px solid var(--line);
  border-bottom: 0;
  font-size: 0.55rem;
}

.code-foot span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-right: auto;
  color: var(--green);
}

.code-foot i {
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--green);
}

.build-line {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  gap: 0.6rem;
  margin-inline: -1px;
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.59rem;
  text-align: center;
}

.build-line svg {
  width: 100%;
  overflow: visible;
  fill: none;
  stroke: var(--amber);
  stroke-width: 1;
}

.build-line b {
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--amber);
  background: var(--ink);
  font-size: 0.58rem;
  font-weight: 400;
}

.artifact-stack {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.artifact-card {
  min-height: 11.5rem;
  padding: 1.2rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 2.5%, var(--ink));
}

.artifact-icon {
  display: grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  margin-bottom: 2rem;
  border: 1px solid color-mix(in srgb, var(--amber) 45%, transparent);
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.7rem;
}

.artifact-card p {
  margin-bottom: 0.05rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.artifact-card h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.artifact-card small {
  display: block;
  margin-top: 0.5rem;
  color: #6e7476;
  font-family: var(--mono);
  font-size: 0.52rem;
  text-transform: uppercase;
}

.nodes-icon {
  position: relative;
}

.nodes-icon i {
  position: absolute;
  width: 0.35rem;
  height: 0.35rem;
  border: 1px solid var(--amber);
}

.nodes-icon i:first-child { top: 0.45rem; left: 0.4rem; }
.nodes-icon i:nth-child(2) { top: 0.45rem; right: 0.4rem; }
.nodes-icon i:nth-child(3) { bottom: 0.4rem; left: 0.9rem; }

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 5rem;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.principles-grid article {
  min-height: 17rem;
  padding: 1.6rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.number-tag {
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.65rem;
}

.principles-grid h3 {
  margin: 5rem 0 0.8rem;
  font-size: 1.25rem;
  font-weight: 600;
}

.principles-grid p {
  max-width: 22rem;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

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

.checks-section .kicker {
  color: #916712;
}

.checks-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.checks-copy > p:not(.kicker) {
  max-width: 34rem;
  margin-top: 2rem;
  color: color-mix(in srgb, var(--ink) 65%, transparent);
}

.terminal {
  overflow: hidden;
  margin-top: 3rem;
  border: 1px solid #24282a;
  border-radius: 0.35rem;
  background: var(--ink);
  box-shadow: 0 2rem 4rem color-mix(in srgb, var(--ink) 16%, transparent);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 2.2rem;
  padding-inline: 0.8rem;
  border-bottom: 1px solid var(--line);
  color: #777d80;
  font-family: var(--mono);
  font-size: 0.55rem;
}

.terminal-bar i {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: #42474a;
}

.terminal-bar span { margin-left: auto; }

.terminal pre {
  margin: 0;
  padding: 1.4rem;
  overflow-x: auto;
  color: #cdd1d3;
  font-family: var(--mono);
  font-size: clamp(0.62rem, 0.9vw, 0.72rem);
  line-height: 1.8;
}

.prompt { color: var(--amber); }
.muted { color: #666c70; }
.error { color: var(--red); }
.refused { color: var(--amber); }

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

.check-catalog article {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 1.4rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line-dark);
}

.check-index {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid color-mix(in srgb, var(--ink) 25%, transparent);
  color: #8a6722;
  font-family: var(--mono);
  font-size: 0.66rem;
}

.check-catalog h3 {
  margin: 0 0 0.3rem;
  font-size: 1.05rem;
}

.check-catalog p {
  max-width: 29rem;
  margin: 0;
  color: color-mix(in srgb, var(--ink) 58%, transparent);
  font-size: 0.85rem;
}

.check-state {
  color: #65735e;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.guardrails {
  position: relative;
  overflow: hidden;
  background: #090b0c;
}

.guardrail-orbit {
  position: absolute;
  border: 1px solid color-mix(in srgb, var(--amber) 13%, transparent);
  border-radius: 50%;
  pointer-events: none;
}

.orbit-one {
  top: -42rem;
  right: -28rem;
  width: 78rem;
  height: 78rem;
}

.orbit-two {
  top: -25rem;
  right: -12rem;
  width: 48rem;
  height: 48rem;
}

.guardrail-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(22rem, 0.7fr);
  column-gap: 4rem;
}

.guardrail-head .kicker {
  grid-column: 1 / -1;
}

.guardrail-head h2 {
  max-width: 13ch;
}

.guardrail-head > p:last-child {
  max-width: 32rem;
  align-self: end;
  margin: 0 0 0.4rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.decision-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin: 6rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  list-style: none;
}

.decision-flow li {
  position: relative;
  min-height: 15rem;
  padding: 1.3rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.decision-flow li:not(:last-child)::after {
  position: absolute;
  z-index: 2;
  top: 2rem;
  right: -0.5rem;
  width: 1rem;
  color: var(--amber);
  background: #090b0c;
  content: "→";
  font-family: var(--mono);
  font-size: 0.7rem;
  text-align: center;
}

.decision-flow .flow-highlight {
  background: color-mix(in srgb, var(--amber) 7%, transparent);
  box-shadow: inset 0 2px 0 var(--amber);
}

.flow-no {
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.62rem;
}

.decision-flow div {
  position: absolute;
  right: 1.3rem;
  bottom: 1.3rem;
  left: 1.3rem;
}

.decision-flow h3 {
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.decision-flow p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.outcome-strip {
  display: flex;
  justify-content: center;
  gap: 4rem;
  margin-top: 3rem;
}

.outcome-strip > div {
  display: grid;
  grid-template-columns: auto auto;
  align-items: center;
  column-gap: 0.6rem;
}

.outcome-strip small {
  grid-column: 2;
  color: var(--muted);
  font-size: 0.7rem;
}

.outcome-strip strong {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 400;
  text-transform: uppercase;
}

.outcome-dot {
  grid-row: 1 / 3;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
}

.outcome-dot.red { background: var(--red); }
.outcome-dot.amber { background: var(--amber); }
.outcome-dot.green { background: var(--green); }

.proof {
  background: #111416;
}

.adoption-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 5rem;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.adoption-grid article {
  min-height: 16rem;
  padding: 1.5rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.adoption-mark {
  display: inline-block;
  padding: 0.3rem 0.5rem;
  border: 1px solid color-mix(in srgb, var(--amber) 40%, transparent);
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.08em;
}

.adoption-grid h3 {
  margin: 4.8rem 0 0.6rem;
  font-size: 1.08rem;
}

.adoption-grid p {
  max-width: 15rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.proof-note {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  max-width: 49rem;
  margin-top: 2rem;
}

.proof-note-icon {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 1.7rem;
  height: 1.7rem;
  border: 1px solid var(--line);
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.65rem;
}

.proof-note p {
  margin: 0;
  color: #747a7d;
  font-size: 0.74rem;
}

.proof-note strong {
  color: #aeb3b4;
  font-weight: 600;
}

.capabilities .section-head {
  text-align: center;
}

.capabilities .section-head h2 {
  max-width: 20ch;
  margin-inline: auto;
}

.capabilities .kicker {
  justify-content: center;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.capability-grid article {
  position: relative;
  min-height: 19rem;
  padding: 1.6rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background 180ms ease;
}

.capability-grid article:hover {
  background: color-mix(in srgb, var(--paper) 3%, transparent);
}

.cap-icon {
  display: grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid color-mix(in srgb, var(--amber) 45%, transparent);
  color: var(--amber);
  font-family: var(--mono);
}

.capability-grid h3 {
  margin: 4.5rem 0 0.6rem;
  font-size: 1.15rem;
}

.capability-grid p {
  max-width: 20rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.capability-grid small {
  position: absolute;
  right: 1.6rem;
  bottom: 1.3rem;
  left: 1.6rem;
  color: #626769;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.status-section {
  position: relative;
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: #111416;
}

.status-section::before {
  position: absolute;
  top: -24rem;
  right: -14rem;
  width: 42rem;
  height: 42rem;
  border: 1px solid color-mix(in srgb, var(--amber) 16%, transparent);
  border-radius: 50%;
  box-shadow: 0 0 9rem color-mix(in srgb, var(--amber) 6%, transparent);
  content: "";
}

.status-section .frame {
  position: relative;
}

.status-section .section-head {
  text-align: center;
}

.status-section .kicker {
  justify-content: center;
}

.status-section .section-head h2 {
  max-width: 20ch;
  margin-inline: auto;
}

.status-lede {
  max-width: 48rem;
  margin: 1.75rem auto 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.status-lede strong {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--paper);
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.status-grid article {
  min-height: 13rem;
  padding: 1.4rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.status-grid span {
  color: var(--amber);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.status-grid h3 {
  margin: 3.25rem 0 0.55rem;
  font-size: 1rem;
}

.status-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

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

.demo .kicker {
  color: #916712;
}

.demo-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 3rem;
  margin-bottom: 3rem;
}

.demo-head > p {
  margin-bottom: 0.5rem;
  color: color-mix(in srgb, var(--ink) 55%, transparent);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.demo-shell {
  border-color: #303437;
  box-shadow: 0 3rem 6rem color-mix(in srgb, var(--ink) 22%, transparent);
}

.demo-shell .duration {
  justify-self: end;
}

.demo-shell video {
  width: 100%;
  aspect-ratio: 1920 / 1256;
  background: #000;
}

.demo-context {
  max-width: 58rem;
  margin: -1.4rem 0 1.5rem;
  color: color-mix(in srgb, var(--ink) 67%, transparent);
  font-size: 0.85rem;
  line-height: 1.6;
}

.demo-chapters {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 2.5rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
  list-style: none;
}

.demo-chapters li {
  display: flex;
  gap: 1rem;
  padding: 1rem 1rem 0 0;
}

.demo-chapters li + li {
  padding-left: 1rem;
  border-left: 1px solid var(--line-dark);
}

.demo-chapters > li > span {
  color: #916712;
  font-family: var(--mono);
  font-size: 0.62rem;
}

.demo-chapters p,
.demo-chapters strong,
.demo-chapters small {
  display: block;
}

.demo-chapters p {
  margin: 0;
  color: color-mix(in srgb, var(--ink) 58%, transparent);
  font-size: 0.7rem;
  line-height: 1.5;
}

.demo-chapters strong {
  margin-bottom: 0.2rem;
  color: var(--ink);
  font-size: 0.78rem;
}

.trial {
  padding-block: 3rem;
}

.trial-card {
  display: grid;
  grid-template-columns: 1fr 0.72fr;
  gap: clamp(3rem, 8vw, 8rem);
  padding: clamp(2.5rem, 6vw, 5.5rem);
  background: var(--amber);
  color: var(--ink);
}

.trial .kicker {
  color: color-mix(in srgb, var(--ink) 60%, transparent);
}

.trial h2 {
  max-width: 15ch;
  font-size: clamp(2.8rem, 5vw, 5rem);
}

.trial-copy > p:not(.kicker) {
  max-width: 39rem;
  margin: 2rem 0;
  color: color-mix(in srgb, var(--ink) 68%, transparent);
}

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

.button-dark:hover,
.button-dark:focus-visible {
  background: transparent;
  color: var(--ink);
}

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

.trial-list > div {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.2rem;
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--line-dark);
}

.trial-list > div > span {
  color: color-mix(in srgb, var(--ink) 55%, transparent);
  font-family: var(--mono);
  font-size: 0.63rem;
}

.trial-list p,
.trial-list strong,
.trial-list small {
  display: block;
  margin: 0;
}

.trial-list strong {
  margin-bottom: 0.2rem;
  font-size: 0.95rem;
}

.trial-list small {
  color: color-mix(in srgb, var(--ink) 62%, transparent);
  font-size: 0.76rem;
}

.boundary {
  border-bottom: 1px solid var(--line);
  background: #111416;
}

.boundary-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 3rem;
  padding-block: 1.5rem;
}

.boundary-inner > div {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.boundary-inner p {
  margin: 0;
  color: #73797c;
  font-size: 0.72rem;
  text-align: right;
}

footer {
  padding-block: 4rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr auto;
  align-items: start;
  gap: 3rem;
}

.footer-inner p {
  max-width: 28rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.74rem;
}

footer nav {
  display: flex;
  gap: 1.5rem;
}

@media (max-width: 1050px) {
  .hero-inner {
    grid-template-columns: 1fr;
    padding-top: 6rem;
  }

  .hero-copy {
    max-width: 48rem;
  }

  .hero-product {
    width: min(56rem, 92%);
    margin: 0 0 2rem auto;
  }

  .model-workbench {
    grid-template-columns: 1fr 6rem 0.85fr;
  }

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

  .decision-flow li:nth-child(3)::after {
    display: none;
  }

  .decision-flow li:nth-child(n+4) {
    min-height: 12rem;
  }

  .metrics strong {
    font-size: 2.7rem;
  }
}

@media (max-width: 800px) {
  .frame {
    width: min(calc(100% - 2rem), var(--frame));
  }

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

  .nav {
    display: none;
  }

  .topbar-cta {
    grid-column: 2;
  }

  .hero-inner {
    padding-block: 5rem 6.5rem;
  }

  h1 {
    font-size: clamp(3.3rem, 14vw, 5.4rem);
  }

  .hero-product {
    width: 100%;
  }

  .signal-card-a {
    top: -1.1rem;
    left: 1rem;
  }

  .signal-card-b {
    right: 1rem;
  }

  .split-head,
  .checks-grid,
  .guardrail-head,
  .trial-card {
    grid-template-columns: 1fr;
  }

  .split-head,
  .guardrail-head {
    gap: 2rem;
  }

  .model-workbench {
    grid-template-columns: 1fr;
  }

  .build-line {
    grid-template-columns: auto 1fr auto;
    align-items: center;
    margin-block: 1.5rem;
  }

  .build-line svg {
    min-width: 0;
  }

  .principles-grid,
  .adoption-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .decision-flow {
    grid-template-columns: repeat(2, 1fr);
  }

  .decision-flow li:nth-child(3)::after {
    display: block;
  }

  .decision-flow li:nth-child(even)::after {
    display: none;
  }

  .outcome-strip {
    justify-content: flex-start;
    gap: 2rem;
  }

  .capability-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .status-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .demo-chapters {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 1.5rem;
  }

  .demo-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 1rem;
  }

  .trial-card {
    gap: 3rem;
  }

  .boundary-inner,
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .boundary-inner p {
    text-align: left;
  }
}

@media (max-width: 540px) {
  .topbar-cta {
    font-size: 0;
  }

  .topbar-cta::before {
    content: "Trial";
    font-size: 0.67rem;
  }

  .topbar-cta span {
    margin-left: 0.35rem;
    font-size: 0.67rem;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

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

  .hero-facts li {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--line);
  }

  .hero-facts li + li {
    padding-left: 0;
    border-left: 0;
  }

  .hero-facts span {
    margin: 0;
    text-align: right;
  }

  .product-caption {
    display: none;
  }

  .window-bar {
    grid-template-columns: auto 1fr;
  }

  .window-bar > span:nth-child(2) {
    overflow: hidden;
    text-align: right;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .window-bar > span:last-child {
    display: none;
  }

  .signal-card {
    display: none;
  }

  .section {
    padding-block: 5.5rem;
  }

  h2 {
    font-size: clamp(2.7rem, 13vw, 4rem);
  }

  .code-panel pre {
    font-size: 0.61rem;
  }

  .artifact-stack,
  .principles-grid,
  .adoption-grid,
  .decision-flow,
  .capability-grid,
  .status-grid,
  .demo-chapters {
    grid-template-columns: 1fr;
  }

  .artifact-card {
    min-height: 9rem;
  }

  .artifact-icon {
    margin-bottom: 1rem;
  }

  .principles-grid article {
    min-height: 14rem;
  }

  .principles-grid h3 {
    margin-top: 3rem;
  }

  .decision-flow li {
    min-height: 11rem;
  }

  .decision-flow li::after {
    display: none !important;
  }

  .outcome-strip {
    align-items: flex-start;
    flex-direction: column;
    gap: 1rem;
  }

  .adoption-grid article {
    min-height: 11rem;
  }

  .adoption-grid h3 {
    margin-top: 2.8rem;
  }

  .capability-grid article {
    min-height: 16rem;
  }

  .demo-chapters li + li {
    padding-left: 0;
    border-left: 0;
  }

  .trial-card {
    width: calc(100% - 1rem);
    padding: 2rem 1.25rem;
  }

  footer nav {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}