:root {
  color-scheme: light;
  --paper: oklch(93.2% 0.019 87);
  --ink: oklch(25% 0.029 141);
  --muted: oklch(44% 0.022 103);
  --line: oklch(77% 0.028 86);
  --lichen: oklch(40% 0.064 132);
  --clay: oklch(48% 0.106 40);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: var(--ink);
  background: var(--paper);
  scroll-behavior: smooth;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
a {
  color: inherit;
  text-underline-offset: 4px;
}
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--clay);
  outline-offset: 5px;
}
.page {
  max-width: 1800px;
  margin-inline: auto;
  padding: 0 clamp(20px, 4.7vw, 88px);
}
.skip {
  position: absolute;
  left: 16px;
  top: -100px;
  padding: 14px;
  z-index: 10;
  background: var(--ink);
  color: var(--paper);
}
.skip:focus {
  top: 12px;
}
.header {
  min-height: 112px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  font-size: 27px;
  font-weight: 750;
  letter-spacing: -1.2px;
  text-decoration: none;
  min-height: 48px;
}
.brand img {
  display: block;
  transition: transform 250ms var(--ease);
}
.brand:hover img {
  transform: rotate(-6deg);
}
.header-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 44px);
  font-size: 14px;
  font-weight: 600;
}
.header-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  text-decoration: none;
}
.header-nav a:hover {
  color: var(--clay);
}
.brand-iq {
  color: var(--clay);
}
.header-note {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.02em;
}
.test-link {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  font-size: 13px;
  font-weight: 650;
  min-height: 44px;
  text-decoration: none;
}
.test-link span {
  font-size: 21px;
  transition: transform 200ms var(--ease);
}
.test-link:hover span {
  transform: translate(2px, -2px);
}
.hero {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  min-height: 680px;
  padding-block: 70px 56px;
}
.hero-copy {
  position: relative;
  z-index: 2;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.17em;
  margin: 0 0 30px;
}
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clay);
  box-shadow: 0 0 0 5px oklch(48% 0.106 40 / 0.09);
}
h1 {
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", serif;
  font-size: clamp(50px, 5.4vw, 91px);
  font-weight: 500;
  line-height: 1.03;
  letter-spacing: -0.058em;
  margin: 0 0 28px;
}
.clay {
  color: var(--clay);
}
.intro {
  font-size: clamp(16px, 1.35vw, 19px);
  line-height: 1.7;
  max-width: 36ch;
  color: var(--muted);
  margin: 0;
}
.promise {
  display: flex;
  gap: 20px;
  font-weight: 650;
  font-size: 15px;
  margin-top: 25px;
}
.promise span + span::before {
  content: "/";
  color: var(--line);
  margin-right: 20px;
}
.primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 17px 23px;
  margin-top: 38px;
  min-height: 56px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 4px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: background 200ms var(--ease);
}
.primary-link:hover {
  background: var(--lichen);
}
.primary-link span {
  font-size: 19px;
  transition: transform 200ms var(--ease);
}
.primary-link:hover span {
  transform: translate(3px, -3px);
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 32px;
}
.hero-actions .primary-link {
  margin-top: 0;
}
.secondary-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  gap: 12px;
  font-size: 13px;
  text-decoration: none;
  font-weight: 600;
}
.release-note {
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  margin-top: 16px;
}
.model {
  margin: 0 -30px 0 -65px;
  min-width: 0;
  position: relative;
}
.model-art {
  position: relative;
  z-index: 1;
}
.model-art svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
}
.model-orbit {
  position: absolute;
  width: 83%;
  aspect-ratio: 1;
  top: -1%;
  left: 12%;
  border: 1px solid var(--line);
  border-radius: 50%;
  opacity: 0.44;
}
.model-orbit::before {
  content: "";
  position: absolute;
  inset: 8%;
  border: 1px dashed var(--line);
  border-radius: inherit;
}
.model-label {
  display: flex;
  align-items: center;
  gap: 9px;
  position: absolute;
  right: 5%;
  top: 5%;
  font-size: 10px;
  letter-spacing: 0.11em;
  color: var(--muted);
}
.label-cross {
  font-size: 26px;
  font-weight: 200;
}
figcaption {
  position: relative;
  z-index: 2;
  margin: 8px 38px 0 75px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 11px;
  color: var(--muted);
}
.caption-divider {
  margin-inline: 8px;
  color: var(--clay);
}
.motion-controls {
  display: flex;
  gap: 8px;
}
.model-layers {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: -20px;
  position: relative;
  z-index: 2;
}
.model-layers button {
  font-size: 12px;
  background: var(--paper);
}
.model-layers button[aria-pressed="true"] {
  background: var(--lichen);
  color: var(--paper);
  border-color: var(--lichen);
}
.layer-description {
  position: relative;
  z-index: 2;
  margin: 12px auto 4px;
  max-width: 47ch;
  min-height: 3.2em;
  text-align: center;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  padding-inline: 16px;
}
.piece-layer {
  transition: opacity 300ms var(--ease);
}
.model-art[data-layer="walls"] .piece-layer:not([data-architecture="walls"]),
.model-art[data-layer="core"] .piece-layer:not([data-architecture="core"]) {
  opacity: 0.1;
}
[hidden] {
  display: none !important;
}
button {
  font: inherit;
  font-size: 11px;
  min-height: 44px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 8px 12px;
  cursor: pointer;
  transition: background 200ms var(--ease);
}
button:hover {
  background: oklch(88% 0.03 87);
}
button:disabled {
  cursor: default;
  opacity: 0.6;
}
.vision {
  display: grid;
  grid-template-columns: 1fr 1.1fr 0.45fr;
  align-items: center;
  gap: 55px;
  border-block: 1px solid var(--line);
  padding: 45px 0;
  scroll-margin-top: 30px;
}
.section-kicker {
  font-size: 10px;
  letter-spacing: 0.14em;
  font-weight: 750;
  color: var(--clay);
}
h2 {
  font-family: ui-serif, Georgia, Cambria, serif;
  font-size: clamp(26px, 2.4vw, 38px);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin: 13px 0 0;
}
.vision p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
  max-width: 49ch;
}
.vision-sign {
  justify-self: end;
  width: 106px;
  height: 106px;
  position: relative;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transform: rotate(-9deg);
}
.vision-sign span:first-child {
  font-family: Georgia, serif;
  font-size: 60px;
}
.vision-sign span:nth-child(2) {
  font-weight: 750;
  color: var(--clay);
  font-size: 23px;
  margin-top: 23px;
}
.vision-sign i {
  position: absolute;
  inset: 6px;
  border: 1px solid var(--line);
}
.workflow {
  padding-block: 64px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 28px;
}
.section-heading h2 {
  font-size: clamp(32px, 3.5vw, 54px);
  max-width: 20ch;
}
.section-heading > p {
  color: var(--muted);
  line-height: 1.7;
}
.workflow-steps {
  list-style: none;
  margin: 36px 0 0;
  padding: 0;
}
.workflow-steps li {
  display: grid;
  grid-template-columns: 64px 1fr 180px;
  gap: 28px;
  align-items: center;
  padding-block: 38px;
  border-top: 1px solid var(--line);
}
.step-number {
  align-self: start;
  color: var(--clay);
  font-size: 15px;
  font-weight: 650;
  padding-top: 7px;
}
h3 {
  font-size: clamp(23px, 2vw, 30px);
  font-weight: 600;
  letter-spacing: -0.035em;
  margin: 0;
}
.workflow-steps p {
  color: var(--muted);
  line-height: 1.7;
  max-width: 58ch;
  margin-block: 12px;
}
.workflow-steps a,
.question-list a {
  display: inline-flex;
  gap: 16px;
  align-items: center;
  min-height: 44px;
  font-size: 14px;
  font-weight: 650;
}
.step-art {
  width: 124px;
  height: 124px;
  justify-self: center;
  position: relative;
}
.step-art--grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 7px;
  transform: rotate(-12deg);
}
.step-art--grid i {
  background: var(--lichen);
  border: 1px solid var(--lichen);
}
.step-art--grid i:nth-child(even) {
  background: transparent;
}
.step-art--grid i:nth-child(5) {
  background: var(--clay);
  border-color: var(--clay);
}
.step-art--move {
  background:
    repeating-linear-gradient(0deg, transparent 0 30px, var(--line) 30px 31px),
    repeating-linear-gradient(90deg, transparent 0 30px, var(--line) 30px 31px);
  border: 1px solid var(--line);
}
.step-art--move i {
  position: absolute;
  inset: 31px;
  background: var(--clay);
}
.step-art--move span {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 30px;
  color: var(--paper);
}
.step-art--stack i {
  position: absolute;
  width: 90px;
  height: 90px;
  background: var(--paper);
  border: 2px solid var(--lichen);
  transform: rotate(-8deg);
}
.step-art--stack i:nth-child(2) {
  inset: 14px 0 0 14px;
}
.step-art--stack i:nth-child(3) {
  inset: 28px 0 0 28px;
  background: var(--lichen);
}
.workflow-boundary {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 76ch;
}
.start-band {
  padding: clamp(28px, 5vw, 72px);
  background: var(--lichen);
  color: var(--paper);
  display: flex;
  justify-content: space-between;
  gap: 32px;
  align-items: center;
}
.start-band .section-kicker {
  color: inherit;
}
.start-band h2 {
  font-size: clamp(32px, 3.6vw, 55px);
}
.start-band p {
  line-height: 1.7;
  max-width: 48ch;
  margin-bottom: 0;
}
.start-band .primary-link {
  margin-top: 0;
  flex-shrink: 0;
  border: 1px solid var(--paper);
}
.questions {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(30px, 6vw, 100px);
  padding-block: clamp(56px, 7vw, 110px);
  scroll-margin-top: 30px;
  border-bottom: 1px solid var(--line);
}
.question-list details {
  border-top: 1px solid var(--line);
  padding-block: 8px;
}
.question-list summary {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  min-height: 64px;
  padding-block: 12px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  list-style: none;
  line-height: 1.6;
}
.question-list summary::-webkit-details-marker {
  display: none;
}
.question-list summary span {
  font-size: 26px;
  font-weight: 400;
  transition: transform 200ms var(--ease);
}
.question-list details[open] summary span {
  transform: rotate(45deg);
}
.question-list p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  max-width: 65ch;
}
footer {
  display: flex;
  align-items: center;
  gap: 40px;
  justify-content: space-between;
  padding: 32px 0 max(32px, env(safe-area-inset-bottom));
  font-size: 11px;
  color: var(--muted);
}
footer > p:first-child {
  white-space: nowrap;
}
.disclaimer {
  max-width: 60ch;
  line-height: 1.65;
}
.footer-note {
  text-align: right;
  max-width: 24ch;
  line-height: 1.7;
}
.terrain-top {
  fill: oklch(77% 0.063 106);
}
.terrain-left {
  fill: oklch(58% 0.048 89);
}
.terrain-right {
  fill: oklch(65% 0.048 89);
}
.stone-top {
  fill: oklch(84% 0.035 82);
}
.stone-left {
  fill: oklch(61% 0.053 66);
}
.stone-right {
  fill: oklch(73% 0.046 77);
}
.green-top {
  fill: oklch(62% 0.069 123);
}
.green-left {
  fill: oklch(36% 0.052 129);
}
.green-right {
  fill: oklch(47% 0.061 129);
}
.clay-top {
  fill: oklch(73% 0.083 54);
}
.clay-left {
  fill: oklch(49% 0.082 44);
}
.clay-right {
  fill: oklch(59% 0.094 46);
}
.slate-top {
  fill: oklch(43% 0.025 140);
}
.slate-left {
  fill: oklch(26% 0.026 140);
}
.slate-right {
  fill: oklch(33% 0.026 140);
}
.tile {
  fill: oklch(82% 0.045 104);
}
.tile-line {
  stroke: oklch(59% 0.04 102 / 0.4);
  stroke-width: 0.6;
  fill: none;
}
.blueprint {
  stroke: var(--lichen);
  stroke-width: 1;
  fill: none;
  stroke-dasharray: 5 6;
  opacity: 0.45;
}
.seam {
  stroke: oklch(40% 0.04 65 / 0.22);
  stroke-width: 0.7;
  fill: none;
}
.model-shadow {
  fill: oklch(35% 0.04 83 / 0.13);
}
.window {
  fill: oklch(28% 0.03 85);
}
.flag {
  fill: var(--clay);
}
.mast {
  stroke: var(--ink);
  stroke-width: 2;
}
@keyframes assemble {
  from {
    opacity: 0;
    transform: translateY(-70px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes arrive {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes breathe {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-7px);
  }
}
@media (prefers-reduced-motion: no-preference) {
  .hero-copy > * {
    animation: arrive 700ms var(--ease) both;
  }
  .hero-copy > :nth-child(2) {
    animation-delay: 80ms;
  }
  .hero-copy > :nth-child(3) {
    animation-delay: 140ms;
  }
  .hero-copy > :nth-child(4) {
    animation-delay: 200ms;
  }
  .hero-copy > :nth-child(5),
  .hero-copy > :nth-child(6) {
    animation-delay: 260ms;
  }
  .motion-ready .model-art {
    animation: breathe 7s ease-in-out 2s infinite;
  }
  .assembling .piece {
    animation: assemble 1100ms var(--ease) both;
  }
  .assembling .piece-layer:nth-child(3n) .piece {
    animation-delay: 120ms;
  }
  .assembling .piece-layer:nth-child(3n + 1) .piece {
    animation-delay: 260ms;
  }
  .assembling .piece-layer:nth-child(5n) .piece {
    animation-delay: 400ms;
  }
  [data-reveal].revealed {
    animation: arrive 650ms var(--ease) both;
  }
  .revealed .step-art--grid i {
    animation: assemble 750ms var(--ease) both;
  }
  .revealed .step-art--grid i:nth-child(even) {
    animation-delay: 90ms;
  }
  .revealed .step-art--move i {
    animation: place-tile 950ms var(--ease) both;
  }
  .revealed .step-art--stack i {
    animation: stack-sheet 800ms var(--ease) both;
  }
  .question-list details[open] p {
    animation: arrive 250ms var(--ease) both;
  }
}
@keyframes place-tile {
  from {
    transform: translate(31px, -31px);
  }
  to {
    transform: translate(0, 0);
  }
}
@keyframes stack-sheet {
  from {
    transform: translateY(-20px) rotate(5deg);
  }
  to {
    transform: translateY(0) rotate(-8deg);
  }
}
body.motion-paused *,
body.motion-paused *::before,
body.motion-paused *::after {
  animation-play-state: paused !important;
}
@media (prefers-reduced-motion: reduce) {
  :root {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}
@media (min-width: 1600px) {
  .hero {
    min-height: 820px;
  }
}
@media (max-width: 1050px) {
  .header-note {
    display: none;
  }
  .hero {
    min-height: 620px;
  }
  .model {
    margin-left: -55px;
    margin-right: -10px;
  }
  figcaption {
    margin: 0 15px 0 50px;
    flex-direction: column;
    gap: 4px;
    align-items: flex-end;
  }
  .vision {
    gap: 30px;
  }
  .footer-note {
    display: none;
  }
}
@media (max-width: 740px) {
  .header {
    min-height: 88px;
    gap: 12px;
  }
  .brand {
    font-size: 23px;
    gap: 9px;
  }
  .brand img {
    width: 38px;
    height: 38px;
  }
  .test-link {
    font-size: 12px;
    gap: 9px;
  }
  .hero {
    grid-template-columns: 1fr;
    padding-top: 48px;
    padding-bottom: 36px;
  }
  h1 {
    font-size: clamp(47px, 9.8vw, 72px);
    max-width: 13ch;
  }
  .eyebrow {
    margin-bottom: 25px;
  }
  .intro {
    font-size: 16px;
    max-width: 40ch;
  }
  .primary-link {
    margin-top: 28px;
  }
  .model {
    margin: 32px -10px 0;
  }
  .model-orbit {
    width: 73%;
    left: 16%;
    top: 4%;
  }
  .model-label {
    top: 2%;
    right: 3%;
    font-size: 9px;
  }
  figcaption {
    margin: 0 0 0;
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
  figcaption > span {
    font-size: 11px;
  }
  .vision {
    grid-template-columns: 1fr;
    gap: 14px;
    padding-block: 32px;
  }
  .vision-sign {
    display: none;
  }
  .vision p {
    margin-block: 0;
  }
  footer {
    display: block;
    padding-block: 22px;
  }
  footer > p:first-child {
    margin-bottom: 16px;
  }
  .header-nav > a:not(.test-link) {
    display: none;
  }
  .workflow {
    padding-block: 40px;
  }
  .workflow-steps li {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 14px;
    padding-block: 28px;
  }
  .step-art {
    display: none;
  }
  .start-band {
    flex-direction: column;
    align-items: flex-start;
  }
  .questions {
    grid-template-columns: 1fr;
  }
}
@media (forced-colors: active) {
  .primary-link {
    border: 1px solid ButtonText;
  }
  .status-dot {
    background: CanvasText;
  }
}