:root {
  --paper: #f7f1e8;
  --paper-2: #fffaf2;
  --paper-3: #efe2d4;
  --ink: #2f241f;
  --ink-2: #604f47;
  --muted: #8a7569;
  --line: #d9c7b8;
  --brick: #c74f3b;
  --brick-dark: #973528;
  --olive: #5f6e3e;
  --mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
  --display: Georgia, "Songti SC", "STSong", serif;
  --body: "PingFang SC", "Hiragino Sans GB", sans-serif;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--body);
  overflow-x: hidden;
}

.paper-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
  opacity: 0.24;
  background-image:
    radial-gradient(
      circle at 20% 30%,
      rgba(199, 79, 59, 0.13) 0 1px,
      transparent 1.2px
    ),
    radial-gradient(
      circle at 78% 64%,
      rgba(47, 36, 31, 0.1) 0 1px,
      transparent 1.2px
    );
  background-size:
    34px 38px,
    49px 53px;
  mix-blend-mode: multiply;
}

a {
  color: inherit;
}
img,
video {
  display: block;
  max-width: 100%;
}
.section-shell {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 15;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 76px;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  background: rgba(255, 250, 242, 0.88);
  border-bottom: 1px solid rgba(217, 199, 184, 0.82);
  backdrop-filter: blur(18px);
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 18px;
  text-decoration: none;
}
.brand-mark,
.eyebrow,
.section-number,
.feature-kicker {
  font-family: var(--mono);
  letter-spacing: 0.19em;
  text-transform: uppercase;
}
.brand-mark {
  color: var(--brick);
  font-size: 11px;
  font-weight: 700;
}
.brand-name {
  font: 700 25px/1 var(--display);
}
nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
nav a {
  color: var(--ink-2);
  font-size: 14px;
  text-decoration: none;
}
.nav-cta {
  border: 1px solid var(--brick);
  color: var(--brick) !important;
  padding: 9px 15px;
}

.hero {
  position: relative;
  isolation: isolate;
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 58px;
  align-items: center;
  padding: 80px 0 96px;
}
.hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 100vw;
  transform: translateX(-50%);
  background-image: url("./assets/hero-scientific-bg.jpg");
  background-position: center;
  background-size: cover;
  opacity: 0.42;
  mix-blend-mode: multiply;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  left: calc(50% - 50vw);
  right: calc(50% - 50vw);
  background: linear-gradient(
    90deg,
    var(--paper) 0%,
    rgba(247, 241, 232, 0.94) 34%,
    rgba(247, 241, 232, 0.62) 58%,
    rgba(247, 241, 232, 0.22) 100%
  );
  pointer-events: none;
}
.eyebrow {
  margin: 0 0 20px;
  color: var(--brick);
  font-size: 11px;
  font-weight: 700;
}
h1,
h2,
h3,
p {
  margin-top: 0;
}
h1 {
  margin-bottom: 30px;
  font: 500 clamp(50px, 6vw, 82px)/0.98 var(--display);
  letter-spacing: -0.055em;
}
h1 em {
  color: var(--brick);
  font-weight: 500;
}
.hero-lede {
  max-width: 600px;
  color: var(--ink-2);
  font: 17px/1.8 var(--body);
}
.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  text-decoration: none;
  font: 600 14px/1 var(--body);
  transition:
    transform 0.2s ease,
    background 0.2s ease;
}
.button:hover {
  transform: translateY(-2px);
}
.button.primary {
  color: var(--paper-2);
  background: var(--brick);
}
.button.primary:hover {
  background: var(--brick-dark);
}
.button.ghost {
  border: 1px solid var(--line);
  background: rgba(255, 250, 242, 0.66);
}
.hero-proof {
  display: flex;
  gap: clamp(18px, 2.3vw, 30px);
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.positioning-band {
  display: grid;
  grid-template-columns: 1.15fr 1fr 0.7fr;
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
  margin-top: 70px;
  padding: 34px 0;
  border-block: 1px solid var(--line);
}
.positioning-band span {
  color: var(--brick);
  font: 10px/1 var(--mono);
  letter-spacing: 0.08em;
}
.positioning-band h3 {
  margin: 12px 0 0;
  font: 600 clamp(25px, 3vw, 39px)/1.15 var(--display);
}
.positioning-band p {
  margin: 0;
  color: var(--ink-2);
  line-height: 1.8;
}
.positioning-band ul {
  margin: 0;
  padding: 0;
  list-style: none;
  font: 12px/1.7 var(--mono);
}
.positioning-band li {
  padding: 7px 0;
  border-bottom: 1px dotted var(--line);
}
.hero-proof div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero-proof b {
  font: 600 30px/1 var(--display);
}
.hero-proof span {
  color: var(--muted);
  font: 11px/1.4 var(--mono);
}

.hero-visual {
  position: relative;
}
.screen-frame {
  padding: 10px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  box-shadow: 0 34px 70px rgba(47, 36, 31, 0.16);
  transform: rotate(0.8deg);
}
.screen-frame img {
  aspect-ratio: 16/9;
  object-fit: cover;
}
.specimen-label {
  position: absolute;
  top: -32px;
  right: 8px;
  font: 10px/1 var(--mono);
  letter-spacing: 0.2em;
  color: var(--muted);
}
.live-tag {
  position: absolute;
  right: -13px;
  bottom: -18px;
  padding: 10px 14px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  font: 700 10px/1 var(--mono);
  color: var(--olive);
}
.live-tag i {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--olive);
}

.section-number {
  padding-top: 25px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 10px;
}
.problem {
  padding: 40px 0 130px;
}
.problem-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 36px 70px;
  margin-top: 60px;
}
h2 {
  font: 500 clamp(40px, 5vw, 65px)/1.06 var(--display);
  letter-spacing: -0.04em;
}
.problem-stat {
  align-self: end;
  border-left: 3px solid var(--brick);
  padding-left: 26px;
}
.problem-stat strong {
  display: block;
  color: var(--brick);
  font: 600 66px/0.9 var(--display);
}
.problem-stat p {
  margin: 18px 0 10px;
  color: var(--ink-2);
  line-height: 1.65;
}
.problem-stat a,
.market-copy a {
  color: var(--brick);
  font: 11px/1.4 var(--mono);
}
.pain-list {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.pain-list article {
  min-height: 220px;
  padding: 28px 28px 0 0;
  border-right: 1px solid var(--line);
}
.pain-list article + article {
  padding-left: 28px;
}
.pain-list article:last-child {
  border-right: 0;
}
.pain-list span {
  color: var(--brick);
  font: 11px/1 var(--mono);
}
.pain-list h3 {
  margin: 44px 0 14px;
  font: 600 25px/1.2 var(--display);
}
.pain-list p {
  color: var(--ink-2);
  line-height: 1.75;
}

.product {
  padding: 40px 0 130px;
}
.section-heading {
  max-width: 850px;
  margin: 60px 0 58px;
}
.section-heading.compact {
  margin-bottom: 44px;
}
.workflow-map {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 10px;
}
.workflow-card {
  min-height: 190px;
  padding: 23px 20px;
  background: rgba(255, 250, 242, 0.66);
  border: 1px solid var(--line);
}
.workflow-card.active {
  border-color: var(--brick);
}
.workflow-card.guard {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.workflow-card small {
  color: var(--brick);
  font: 10px/1 var(--mono);
  letter-spacing: 0.16em;
}
.workflow-card b {
  display: block;
  margin-top: 36px;
  font: 600 22px/1.2 var(--display);
}
.workflow-card p {
  margin: 12px 0 0;
  color: var(--ink-2);
  font-size: 13px;
  line-height: 1.7;
}
.workflow-card.guard p {
  color: #d6c7bc;
}
.flow-arrow {
  align-self: center;
  color: var(--brick);
  font: 25px/1 var(--display);
}
.feature-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.6fr;
  gap: 18px;
  margin-top: 70px;
}
.feature-large {
  grid-row: span 2;
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  overflow: hidden;
  background: var(--paper-2);
  border: 1px solid var(--line);
}
.feature-large > div {
  padding: 34px;
}
.feature-large img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.feature-kicker,
.feature-small span {
  color: var(--brick);
  font-size: 10px;
}
.feature-large h3,
.feature-small h3 {
  margin: 35px 0 14px;
  font: 600 29px/1.2 var(--display);
}
.feature-large p,
.feature-small p {
  color: var(--ink-2);
  line-height: 1.7;
}
.feature-small {
  min-height: 220px;
  padding: 28px;
}
.ink-card {
  color: var(--paper-2);
  background: var(--ink);
}
.ink-card p {
  color: #d8cac0;
}
.olive-card {
  background: #e6e7d8;
  border: 1px solid #c9cdb1;
}

.demo {
  padding: 40px 0 130px;
}
.demo-copy {
  max-width: 710px;
  margin: 58px 0 46px;
}
.demo-copy p:last-child {
  max-width: 620px;
  color: var(--ink-2);
  line-height: 1.8;
}
.demo-app {
  border: 1px solid #bda99a;
  background: var(--paper-2);
  box-shadow: 0 38px 80px rgba(47, 36, 31, 0.16);
}
.demo-topbar {
  min-height: 65px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 20px;
  border-bottom: 1px solid var(--ink);
  background: #fbf6ee;
}
.demo-project {
  display: flex;
  align-items: baseline;
  gap: 14px;
  min-width: 0;
}
.demo-project span {
  color: var(--brick);
  font: 700 9px/1 var(--mono);
  letter-spacing: 0.22em;
}
.demo-project b {
  font: 600 24px/1 var(--display);
}
.demo-project em {
  color: var(--muted);
  font: italic 12px/1 var(--display);
}
.demo-status {
  display: flex;
  gap: 22px;
  color: var(--muted);
  font: 10px/1 var(--mono);
  white-space: nowrap;
}
.demo-status b {
  color: var(--ink);
}
.demo-live {
  color: var(--olive);
}
.demo-live i {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 5px;
  border-radius: 50%;
  background: var(--olive);
}
.demo-body {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr 0.85fr;
  grid-template-rows: 280px 350px;
  grid-template-areas: "terminal source environment" "terminal run plots";
}
.demo-pane {
  position: relative;
  min-width: 0;
  overflow: hidden;
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0 98px,
    rgba(199, 79, 59, 0.035) 99px,
    transparent 100px
  );
}
.demo-pane > header {
  min-height: 52px;
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 16px 17px 12px;
  border-bottom: 1px solid var(--line);
}
.demo-pane > header small {
  color: #aa9486;
  font: 8px/1 var(--mono);
  letter-spacing: 0.18em;
}
.demo-pane > header h3 {
  margin: 0;
  font: 600 16px/1 var(--display);
}
.demo-pane > header button {
  margin-left: auto;
  padding: 0;
  border: 0;
  color: var(--muted);
  background: transparent;
  font: 9px/1 var(--mono);
  cursor: pointer;
}
.terminal-pane {
  grid-area: terminal;
  border-right: 1px solid var(--line);
}
.source-pane {
  grid-area: source;
  border-right: 1px solid var(--line);
}
.environment-pane {
  grid-area: environment;
}
.run-pane {
  grid-area: run;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
}
.plots-pane {
  grid-area: plots;
  border-top: 1px solid var(--line);
}
.terminal-output {
  height: 396px;
  overflow: auto;
  padding: 18px 20px;
  font: 12px/1.7 var(--mono);
  scrollbar-width: thin;
}
.terminal-output p {
  margin: 0 0 5px;
}
.terminal-output .prompt {
  color: var(--brick);
  font-weight: 700;
}
.terminal-output .muted-line {
  color: var(--muted);
}
.terminal-output .ok-line {
  color: var(--olive);
}
.terminal-output .run-line {
  color: var(--brick);
  font-weight: 600;
}
.terminal-output .warn-line {
  color: #8a5e1f;
}
.terminal-output .error-line {
  color: #a8332a;
  font-weight: 700;
}
.command-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 16px 12px;
}
.command-presets button {
  padding: 7px 9px;
  border: 1px solid var(--line);
  color: var(--ink-2);
  background: rgba(255, 250, 242, 0.8);
  font: 9px/1 var(--mono);
  cursor: pointer;
}
.command-presets button:hover {
  border-color: var(--brick);
  color: var(--brick);
}
.terminal-form {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 8px;
  align-items: center;
  margin: 0 16px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  background: #fffaf2;
}
.terminal-form label {
  color: var(--brick);
  font: 700 13px/1 var(--mono);
}
.terminal-form input {
  min-width: 0;
  padding: 0;
  border: 0;
  outline: 0;
  color: var(--ink);
  background: transparent;
  font: 11px/1 var(--mono);
}
.terminal-form button {
  height: 28px;
  padding: 0 10px;
  border: 0;
  color: var(--paper-2);
  background: var(--brick);
  font: 700 9px/1 var(--mono);
  cursor: pointer;
}
.simulation-note {
  margin: 9px 17px 0;
  color: #ae9c91;
  font: 8px/1 var(--mono);
  letter-spacing: 0.12em;
}
.script-list > div {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 9px;
  align-items: center;
  min-height: 50px;
  padding: 0 16px;
  border-bottom: 1px dotted var(--line);
  color: var(--muted);
}
.script-list i {
  width: 8px;
  height: 8px;
  background: #c8b7aa;
}
.script-list code {
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--ink);
  font: 10px/1 var(--mono);
  white-space: nowrap;
}
.script-list span {
  font: 8px/1 var(--mono);
}
.script-list div.running {
  background: rgba(199, 79, 59, 0.06);
}
.script-list div.running i {
  background: var(--brick);
  animation: pulse 1s infinite;
}
.script-list div.running span {
  color: var(--brick);
}
.script-list div.done i {
  background: var(--olive);
}
.script-list div.done span {
  color: var(--olive);
}
.environment-pane dl {
  margin: 0;
  padding: 4px 17px;
}
.environment-pane dl div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 50px;
  border-bottom: 1px dotted var(--line);
}
.environment-pane dt {
  color: var(--muted);
  font-size: 11px;
}
.environment-pane dd {
  margin: 0;
  font: 600 17px/1 var(--display);
}
.environment-pane dd small {
  color: var(--muted);
  font: 8px/1 var(--mono);
}

.debate-board {
  margin: 0 1rem 1rem;
  border-top: 1px solid var(--line);
  padding-top: 0.85rem;
  display: grid;
  gap: 0.55rem;
}

.debate-board[hidden] {
  display: none;
}

.debate-board div,
.debate-board p {
  margin: 0;
  padding: 0.65rem 0.7rem;
  background: rgba(255, 255, 255, 0.58);
  border-left: 3px solid var(--brick);
}

.debate-board .against {
  border-left-color: var(--olive);
}

.debate-board b,
.debate-board span {
  display: block;
}

.debate-board b {
  font: 700 0.68rem/1.2 var(--mono);
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.debate-board span {
  font-size: 0.78rem;
  line-height: 1.45;
}
.run-summary {
  display: flex;
  justify-content: space-between;
  padding: 18px 17px 10px;
}
.run-summary b {
  font: 600 13px/1 var(--mono);
}
.run-summary span {
  color: var(--brick);
  font: 700 17px/1 var(--display);
}
.progress-track {
  height: 5px;
  margin: 0 17px;
  background: #e8d9cc;
}
.progress-track i {
  display: block;
  width: 0;
  height: 100%;
  background: var(--brick);
  transition: width 0.45s ease;
}
.run-pane ol {
  max-height: 215px;
  margin: 13px 17px 0;
  padding-left: 18px;
  overflow: auto;
  color: var(--muted);
  font: 9px/1.7 var(--mono);
}
.run-pane li::marker {
  color: var(--brick);
}
.plot-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding: 13px;
}
.plot-grid figure {
  margin: 0;
  padding: 5px;
  opacity: 0.14;
  border: 1px solid var(--line);
  background: #fff;
  filter: grayscale(1);
  transform: translateY(8px);
  transition:
    opacity 0.45s ease,
    filter 0.45s ease,
    transform 0.45s ease;
}
.plot-grid figure.visible {
  opacity: 1;
  filter: none;
  transform: none;
}
.plot-grid img {
  width: 100%;
  height: 92px;
  object-fit: cover;
  object-position: center;
}
.plot-grid figcaption {
  display: flex;
  justify-content: space-between;
  gap: 5px;
  margin-top: 5px;
  overflow: hidden;
  color: var(--ink-2);
  font: 7px/1 var(--mono);
  white-space: nowrap;
}
.plot-grid figcaption b {
  color: var(--olive);
  font-size: 6px;
}
.walkthrough {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
  gap: 44px;
  align-items: center;
  margin-top: 55px;
}
.walkthrough h3 {
  font: 600 31px/1.18 var(--display);
}
.walkthrough p:not(.eyebrow) {
  color: var(--ink-2);
  line-height: 1.7;
}
.video-shell {
  padding: 12px;
  background: var(--ink);
  box-shadow: 0 38px 80px rgba(47, 36, 31, 0.18);
}
.video-shell video {
  width: 100%;
  aspect-ratio: 16/9;
  background: #1f1a17;
}
.gate-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(47, 36, 31, 0.42);
  backdrop-filter: blur(5px);
}
.gate-modal[hidden] {
  display: none;
}
.gate-card {
  width: min(720px, 100%);
  border: 1px solid #d7b2a5;
  background: var(--paper-2);
  box-shadow: 0 30px 80px rgba(47, 36, 31, 0.3);
}
.gate-card header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 17px 22px;
  color: #a8332a;
  border-bottom: 1px solid #deb6a8;
  background: #f5dfd6;
}
.gate-card header small {
  margin-left: auto;
  font: italic 11px/1 var(--display);
}
.gate-card code {
  display: block;
  margin: 24px 26px 18px;
  padding: 15px;
  background: #f4eadf;
  font: 12px/1.4 var(--mono);
}
.gate-card h3 {
  margin: 0 26px 10px;
  color: #a8332a;
  font: 600 18px/1.35 var(--display);
}
.gate-card p {
  margin: 0 26px 24px;
  color: var(--ink-2);
  line-height: 1.65;
}
.gate-card > div {
  display: flex;
  gap: 9px;
  padding: 0 26px 26px;
}
.gate-card button {
  min-height: 42px;
  padding: 0 17px;
  border: 1px solid var(--line);
  color: var(--ink-2);
  background: transparent;
  cursor: pointer;
}
.gate-card button.approve {
  color: var(--paper-2);
  border-color: var(--olive);
  background: var(--olive);
}
@keyframes pulse {
  50% {
    opacity: 0.35;
  }
}

.proof {
  padding: 40px 0 130px;
}
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
}
.metric-grid article {
  min-height: 210px;
  padding: 30px 24px;
  border-right: 1px solid var(--line);
  background: rgba(255, 250, 242, 0.55);
}
.metric-grid article:last-child {
  border-right: 0;
}
.metric-grid strong {
  display: block;
  font: 600 59px/1 var(--display);
}
.metric-grid span {
  display: block;
  margin-top: 7px;
  color: var(--brick);
  font: 10px/1 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.metric-grid p {
  margin-top: 45px;
  color: var(--ink-2);
  font-size: 13px;
}
.test-tape {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 16px;
  padding: 18px 22px;
  color: var(--paper-2);
  background: var(--ink);
  font: 11px/1 var(--mono);
}
.test-tape i {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 50%;
  background: #a5b47a;
}
.test-tape b {
  color: #d6dfa9;
}

.market {
  padding: 40px 0 130px;
}
.market-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items: end;
  margin-top: 62px;
}
.market-copy p {
  color: var(--ink-2);
  line-height: 1.8;
}
.market-chart {
  position: relative;
  height: 430px;
  display: flex;
  align-items: end;
  justify-content: center;
  gap: 70px;
  padding: 0 50px 42px;
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.chart-grid {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    to top,
    transparent 0 85px,
    rgba(217, 199, 184, 0.65) 86px
  );
}
.bar {
  position: relative;
  z-index: 1;
  width: 125px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: 18px;
  color: var(--paper-2);
  background: var(--brick);
}
.bar-2023 {
  height: 330px;
  background: var(--brick);
}
.bar-2030 {
  height: 78px;
  background: var(--muted);
}
.bar b {
  font: 600 23px/1 var(--display);
}
.bar span {
  position: absolute;
  bottom: -27px;
  color: var(--ink-2);
  font: 11px/1 var(--mono);
}
.cagr {
  position: absolute;
  top: 45px;
  right: 35px;
  color: var(--olive);
  font: 700 12px/1 var(--mono);
  transform: rotate(90deg);
  transform-origin: right top;
}
.wedge-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 34px;
}
.wedge-row article {
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--paper-2);
}
.wedge-row small {
  color: var(--brick);
  font: 10px/1 var(--mono);
}
.wedge-row b {
  display: block;
  margin-top: 28px;
  font: 600 21px/1.2 var(--display);
}
.wedge-row p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 13px;
}

.model {
  padding: 40px 0 90px;
}
.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.model-grid article {
  min-height: 280px;
  padding: 30px;
  border: 1px solid var(--line);
  background: rgba(255, 250, 242, 0.6);
}
.model-grid span {
  color: var(--brick);
  font: 11px/1 var(--mono);
}
.model-grid h3 {
  margin: 55px 0 5px;
  font: 500 17px/1 var(--mono);
  color: var(--muted);
}
.model-grid b {
  font: 600 31px/1.2 var(--display);
}
.model-grid p {
  margin-top: 25px;
  color: var(--ink-2);
  line-height: 1.75;
}
.hypothesis-note {
  margin-top: 18px;
  color: var(--brick);
  font: 11px/1.6 var(--mono);
}

.roadmap {
  padding: 40px 0 120px;
}
.roadmap-heading {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: clamp(40px, 8vw, 110px);
  align-items: end;
}
.roadmap-heading h2 {
  max-width: 820px;
}
.roadmap-heading > p {
  margin: 0 0 8px;
  color: var(--ink-2);
  line-height: 1.8;
}
.roadmap-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 58px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: route;
  border-block: 1px solid var(--line);
}
.roadmap-track li {
  position: relative;
  min-height: 250px;
  padding: 34px 34px 38px;
  counter-increment: route;
}
.roadmap-track li + li {
  border-left: 1px solid var(--line);
}
.roadmap-track li::before {
  content: "0" counter(route);
  display: block;
  margin-bottom: 54px;
  color: var(--brick);
  font: 600 44px/1 var(--display);
}
.roadmap-track span {
  position: absolute;
  top: 42px;
  left: 88px;
  color: var(--muted);
  font: 10px/1 var(--mono);
}
.roadmap-track b {
  display: block;
  font: 600 28px/1.2 var(--display);
}
.roadmap-track p {
  margin: 18px 0 0;
  color: var(--ink-2);
  line-height: 1.7;
}
.milestone-line {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 18px;
  background: var(--line);
  border: 1px solid var(--line);
}
.milestone-line span {
  padding: 16px 18px;
  background: var(--paper-2);
  font: 10px/1.4 var(--mono);
}

.contact {
  padding: 20px 0 100px;
}
.contact-card {
  padding: clamp(36px, 7vw, 84px);
  color: var(--paper-2);
  background: var(--ink);
  position: relative;
  overflow: hidden;
}
.contact-card::after {
  content: "ASK";
  position: absolute;
  right: -15px;
  bottom: -65px;
  color: rgba(247, 241, 232, 0.05);
  font: 700 230px/1 var(--display);
}
.contact-card h2 {
  max-width: 820px;
}
.contact-card > p:not(.eyebrow) {
  max-width: 760px;
  color: #d7c8bd;
  line-height: 1.8;
}
.contact-card .button.ghost {
  color: var(--paper-2);
  border-color: #695b53;
  background: transparent;
}
.contact-card small {
  display: block;
  margin-top: 40px;
  color: #a89487;
  font: 10px/1.6 var(--mono);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px max(24px, calc((100vw - 1180px) / 2));
  border-top: 1px solid var(--line);
  color: var(--muted);
  font: 10px/1.5 var(--mono);
}
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 0.8s ease,
    transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.delay-1 {
  transition-delay: 0.13s;
}

@media (max-width: 900px) {
  nav a:not(.nav-cta) {
    display: none;
  }
  .hero,
  .problem-grid,
  .market-grid {
    grid-template-columns: 1fr;
  }
  .hero {
    padding-top: 65px;
  }
  .hero-visual {
    margin-top: 15px;
  }
  .pain-list,
  .metric-grid,
  .model-grid,
  .wedge-row,
  .roadmap-track {
    grid-template-columns: 1fr 1fr;
  }
  .positioning-band,
  .roadmap-heading {
    grid-template-columns: 1fr;
  }
  .roadmap-track li:nth-child(3) {
    grid-column: 1 / -1;
    border-top: 1px solid var(--line);
    border-left: 0;
  }
  .milestone-line {
    grid-template-columns: 1fr 1fr;
  }
  .workflow-map {
    grid-template-columns: 1fr;
  }
  .flow-arrow {
    transform: rotate(90deg);
    justify-self: center;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .feature-large {
    grid-row: auto;
  }
  .test-tape {
    flex-wrap: wrap;
  }
  .market-chart {
    border-left: 0;
  }
  .demo-body {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 520px 280px 350px;
    grid-template-areas: "terminal terminal" "source environment" "run plots";
  }
  .terminal-pane {
    border-right: 0;
  }
  .walkthrough {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .section-shell {
    width: min(100% - 28px, 1180px);
  }
  .site-header {
    height: 64px;
    padding: 0 14px;
  }
  .brand-mark {
    display: none;
  }
  .brand-name {
    font-size: 21px;
  }
  .hero {
    min-height: auto;
    padding: 56px 0 90px;
  }
  h1 {
    font-size: 48px;
  }
  h2 {
    font-size: 39px;
  }
  .hero-proof {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
  }
  .pain-list,
  .metric-grid,
  .model-grid,
  .wedge-row,
  .roadmap-track {
    grid-template-columns: 1fr;
  }
  .roadmap-track li + li,
  .roadmap-track li:nth-child(3) {
    grid-column: auto;
    border-top: 1px solid var(--line);
    border-left: 0;
  }
  .milestone-line {
    grid-template-columns: 1fr;
  }
  .pain-list article,
  .pain-list article + article,
  .metric-grid article {
    padding: 25px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .feature-large {
    grid-template-columns: 1fr;
  }
  .feature-large img {
    min-height: 250px;
  }
  .market-chart {
    height: 360px;
    gap: 36px;
    padding-inline: 20px;
  }
  .demo-topbar {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 14px;
  }
  .demo-project em {
    display: none;
  }
  .demo-status {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
  }
  .demo-body {
    display: block;
  }
  .demo-pane {
    min-height: 280px;
    border-right: 0;
    border-top: 1px solid var(--line);
  }
  .terminal-pane {
    min-height: 560px;
  }
  .terminal-output {
    height: 330px;
  }
  .plots-pane {
    min-height: 390px;
  }
  .plot-grid img {
    height: 115px;
  }
  .gate-card header small {
    display: none;
  }
  footer {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}