:root {
  color-scheme: light;
  --ink: #14171c;
  --muted: #606875;
  --soft: #8b94a2;
  --line: #dfe4eb;
  --line-strong: #cbd3de;
  --paper: #ffffff;
  --surface: #f5f7fa;
  --surface-blue: #edf4ff;
  --blue: #1768e5;
  --blue-dark: #0c4fb5;
  --night: #111418;
  --night-soft: #191e24;
  --header-height: 72px;
  --page-gutter: 44px;
  --content-width: 1440px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

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

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

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

::selection {
  color: #ffffff;
  background: var(--blue);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  color: #ffffff;
  background: var(--ink);
  border-radius: 4px;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  display: grid;
  grid-template-columns: minmax(140px, 1fr) auto minmax(140px, 1fr);
  align-items: center;
  width: 100%;
  height: var(--header-height);
  padding: 0 var(--page-gutter);
  border-bottom: 1px solid transparent;
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled,
.site-header.is-menu-open {
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(203, 211, 222, 0.78);
  box-shadow: 0 8px 30px rgba(23, 35, 52, 0.06);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  width: max-content;
  font-weight: 700;
}

.brand {
  gap: 10px;
  font-size: 18px;
}

.brand img,
.footer-brand img {
  border: 1px solid rgba(20, 23, 28, 0.1);
  border-radius: 8px;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  color: #4e5662;
  font-size: 14px;
}

.desktop-nav a,
.site-footer a,
.text-link {
  transition: color 160ms ease;
}

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

.header-action {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 16px;
  color: #ffffff;
  background: var(--ink);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 650;
  transition: transform 160ms ease, background-color 160ms ease;
}

.header-action:hover {
  background: var(--blue);
  transform: translateY(-1px);
}

.menu-button,
.mobile-menu {
  display: none;
}

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: max(760px, 100svh);
  padding: calc(var(--header-height) + 40px) var(--page-gutter) 96px;
  overflow: hidden;
  background-color: #f4f7fb;
  isolation: isolate;
}

.hero::before {
  position: absolute;
  z-index: -1;
  top: var(--header-height);
  bottom: 0;
  left: max(var(--page-gutter), calc((100vw - var(--content-width)) / 2));
  width: 1px;
  background: rgba(92, 112, 138, 0.15);
  content: "";
}

.hero-copy {
  position: relative;
  z-index: 3;
  width: min(43vw, 610px);
  margin-left: max(0px, calc((100vw - var(--content-width)) / 2));
}

.hero-status,
.roadmap-status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: #4f5b6a;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
}

.hero-status span,
.roadmap-status span {
  width: 7px;
  height: 7px;
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(23, 104, 229, 0.11);
}

.hero h1 {
  margin: 20px 0 0;
  font-size: 104px;
  font-weight: 720;
  line-height: 0.93;
}

.hero-tagline {
  margin: 30px 0 0;
  font-size: 31px;
  font-weight: 590;
  line-height: 1.34;
}

.hero-description {
  max-width: 510px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.hero-actions,
.final-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-actions {
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 680;
  line-height: 1;
  transition: transform 180ms var(--ease-out), background-color 180ms ease, border-color 180ms ease,
    color 180ms ease;
}

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

.button-primary {
  color: #ffffff;
  background: var(--blue);
  box-shadow: 0 12px 30px rgba(23, 104, 229, 0.2);
}

.button-primary:hover {
  background: var(--blue-dark);
}

.button-secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.74);
  border-color: var(--line-strong);
}

.button-secondary:hover {
  background: #ffffff;
  border-color: #9da8b7;
}

.hero-note {
  margin: 14px 0 0;
  color: var(--soft);
  font-size: 12px;
}

.hero-product {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -10vw;
  width: min(68vw, 1160px);
  aspect-ratio: 2400 / 1596;
  overflow: hidden;
  border: 1px solid rgba(20, 23, 28, 0.18);
  border-radius: 8px;
  background: #050505;
  box-shadow: 0 36px 90px rgba(20, 39, 67, 0.22), 0 8px 24px rgba(20, 39, 67, 0.1);
  transform: translateY(-45%) rotate(-1.2deg);
  transform-origin: 50% 50%;
}

.hero-product::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: inherit;
  content: "";
  pointer-events: none;
}

.hero-product img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-scroll {
  position: absolute;
  z-index: 4;
  bottom: 25px;
  left: 50%;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #657082;
  font-size: 12px;
  transform: translateX(-50%);
}

.hero-scroll span {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.product-thesis,
.roadmap,
.site-footer {
  width: min(calc(100% - (var(--page-gutter) * 2)), var(--content-width));
  margin-inline: auto;
}

.product-thesis {
  padding: 150px 0 134px;
}

.section-index {
  margin: 0;
  color: var(--blue);
  font-size: 12px;
  font-weight: 750;
  line-height: 1.3;
  text-transform: uppercase;
}

.product-thesis h2,
.story-copy > h2,
.principles h2,
.roadmap h2,
.final-cta h2 {
  margin: 22px 0 0;
  font-size: 58px;
  font-weight: 620;
  line-height: 1.16;
}

.product-thesis h2 {
  max-width: 920px;
}

.thesis-copy {
  max-width: 590px;
  margin: 30px 0 0 auto;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.8;
}

.capability-line {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 100px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.capability {
  min-width: 0;
  padding: 36px 40px 40px 0;
}

.capability + .capability {
  padding-left: 40px;
  border-left: 1px solid var(--line);
}

.capability > span {
  display: block;
  margin-bottom: 34px;
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  text-transform: uppercase;
}

.capability strong {
  display: block;
  font-size: 21px;
  font-weight: 650;
}

.capability p {
  max-width: 330px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.story {
  padding: 138px var(--page-gutter) 100px;
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.story-inner {
  display: grid;
  grid-template-columns: minmax(360px, 0.78fr) minmax(560px, 1.3fr);
  gap: clamp(56px, 7vw, 120px);
  width: min(100%, var(--content-width));
  margin: 0 auto;
}

.story-copy > h2 {
  margin-bottom: 120px;
  font-size: 50px;
}

.story-step {
  position: relative;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 20px;
  align-content: center;
  min-height: 58vh;
  padding: 40px 0;
  opacity: 0.34;
  outline: none;
  transition: opacity 280ms ease, transform 420ms var(--ease-out);
}

.story-step::before {
  position: absolute;
  top: 50%;
  left: -26px;
  width: 2px;
  height: 0;
  background: var(--blue);
  content: "";
  transform: translateY(-50%);
  transition: height 320ms var(--ease-out);
}

.story-step.is-active,
.story-step:focus-visible {
  opacity: 1;
  transform: translateX(10px);
}

.story-step.is-active::before,
.story-step:focus-visible::before {
  height: 70px;
}

.story-step > span {
  padding-top: 4px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 750;
}

.story-step h3 {
  margin: 0;
  font-size: 25px;
  font-weight: 650;
  line-height: 1.35;
}

.story-step p {
  max-width: 390px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.story-stage {
  position: sticky;
  top: calc(var(--header-height) + 34px);
  align-self: start;
  height: calc(100svh - var(--header-height) - 68px);
  min-height: 560px;
  max-height: 850px;
  padding-bottom: 62px;
}

.story-viewport {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #050505;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  box-shadow: 0 26px 70px rgba(32, 47, 68, 0.14);
}

.story-viewport img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 800ms var(--ease-out), transform-origin 800ms var(--ease-out), filter 480ms ease;
  will-change: transform;
}

.story-stage[data-story-stage="canvas"] .story-viewport img {
  transform: scale(1.13);
  transform-origin: 38% 43%;
}

.story-stage[data-story-stage="composer"] .story-viewport img {
  transform: scale(1.68);
  transform-origin: 67% 89%;
}

.story-stage[data-story-stage="result"] .story-viewport img {
  transform: scale(1.58);
  transform-origin: 35% 47%;
}

.story-caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  gap: 18px;
  height: 48px;
  color: var(--muted);
  font-size: 13px;
}

.story-caption span {
  color: var(--blue);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
}

.story-caption p {
  margin: 0;
}

.principles {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(460px, 0.9fr);
  align-items: center;
  gap: clamp(70px, 10vw, 170px);
  min-height: 820px;
  padding: 130px max(var(--page-gutter), calc((100vw - var(--content-width)) / 2));
  color: #ffffff;
  background: var(--night);
}

.principles h2 {
  max-width: 720px;
}

.principles-copy > p:not(.section-index) {
  max-width: 650px;
  margin: 30px 0 0;
  color: #aeb7c3;
  font-size: 17px;
  line-height: 1.85;
}

.principles ul,
.roadmap-column ul {
  padding: 0;
  margin: 55px 0 0;
  list-style: none;
}

.principles li {
  display: grid;
  grid-template-columns: 48px 1fr;
  align-items: center;
  min-height: 58px;
  border-top: 1px solid #303740;
  color: #e9edf2;
  font-size: 14px;
}

.principles li:last-child {
  border-bottom: 1px solid #303740;
}

.principles li span {
  color: #687486;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
}

.confirmation-demo {
  padding: 8px 32px 28px;
  color: #f4f6f8;
  background: var(--night-soft);
  border: 1px solid #343c46;
  border-radius: 8px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
}

.confirmation-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  border-bottom: 1px solid #343c46;
}

.confirmation-header span {
  color: #8d98a6;
  font-size: 12px;
}

.confirmation-header strong {
  font-size: 15px;
  font-weight: 650;
}

.confirmation-demo dl {
  margin: 13px 0 0;
}

.confirmation-demo dl > div {
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid #2c333b;
}

.confirmation-demo dt {
  color: #798594;
  font-size: 12px;
}

.confirmation-demo dd {
  margin: 0;
  color: #e8ecf1;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  text-align: right;
  overflow-wrap: anywhere;
}

.confirmation-demo > p {
  margin: 20px 0 0;
  color: #919dab;
  font-size: 12px;
  line-height: 1.65;
}

.confirmation-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 24px;
}

.confirmation-actions span,
.confirmation-actions strong {
  display: inline-grid;
  place-items: center;
  min-width: 88px;
  min-height: 38px;
  border-radius: 5px;
  font-size: 12px;
}

.confirmation-actions span {
  color: #b8c0ca;
  border: 1px solid #3c4550;
}

.confirmation-actions strong {
  color: #ffffff;
  background: var(--blue);
  font-weight: 650;
}

.roadmap {
  padding: 150px 0;
}

.roadmap-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  align-items: end;
  gap: 60px;
}

.roadmap-heading .section-index {
  grid-column: 1 / -1;
}

.roadmap-heading h2 {
  margin-top: 0;
}

.roadmap-heading > p:last-child {
  margin: 0 0 9px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.roadmap-columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 100px;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.roadmap-column {
  min-width: 0;
  padding: 46px 64px 56px 0;
}

.roadmap-column + .roadmap-column {
  padding-right: 0;
  padding-left: 64px;
  border-left: 1px solid var(--line-strong);
}

.roadmap-status span {
  background: #a6afbb;
  box-shadow: none;
}

.roadmap-status.is-available span {
  background: #2aaf6f;
  box-shadow: 0 0 0 5px rgba(42, 175, 111, 0.1);
}

.roadmap-column h3 {
  margin: 24px 0 0;
  font-size: 29px;
  font-weight: 620;
}

.roadmap-column ul {
  margin-top: 38px;
}

.roadmap-column li {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  min-height: 54px;
  border-top: 1px solid var(--line);
  color: #3f4752;
  font-size: 14px;
}

.roadmap-column li:last-child {
  border-bottom: 1px solid var(--line);
}

.roadmap-column li span {
  color: #9aa3ae;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 11px;
}

.final-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 760px;
  padding: 130px var(--page-gutter);
  text-align: center;
  background-color: var(--surface-blue);
}

.cta-icon {
  width: 104px;
  height: 104px;
  margin-bottom: 36px;
  border: 1px solid rgba(20, 23, 28, 0.12);
  border-radius: 8px;
  box-shadow: 0 18px 44px rgba(32, 53, 82, 0.16);
}

.final-cta h2 {
  max-width: 900px;
}

.final-cta > p:not(.section-index) {
  max-width: 620px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.final-actions {
  margin-top: 35px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 10px;
  font-size: 14px;
  font-weight: 650;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 112px;
  color: #69727e;
  font-size: 12px;
}

.footer-brand {
  gap: 9px;
  color: var(--ink);
  font-size: 15px;
}

.site-footer p {
  margin: 0;
}

.site-footer > div {
  justify-self: end;
  display: flex;
  gap: 24px;
}

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 720ms var(--ease-out), transform 720ms var(--ease-out);
}

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

.js .hero .reveal {
  transition-duration: 820ms;
}

.js .hero-product.reveal {
  opacity: 0;
  transform: translateY(-41%) translateX(70px) rotate(-1.2deg);
}

.js .hero-product.reveal.is-visible {
  opacity: 1;
  transform: translateY(-45%) translateX(0) rotate(-1.2deg);
}

.hero .reveal:nth-child(2) {
  transition-delay: 70ms;
}

.hero .reveal:nth-child(3) {
  transition-delay: 130ms;
}

.hero .reveal:nth-child(4) {
  transition-delay: 190ms;
}

.hero .reveal:nth-child(5) {
  transition-delay: 250ms;
}

.hero .reveal:nth-child(6) {
  transition-delay: 300ms;
}

:focus-visible {
  outline: 3px solid rgba(23, 104, 229, 0.42);
  outline-offset: 4px;
}

@media (max-width: 1180px) {
  :root {
    --page-gutter: 30px;
  }

  .site-header {
    grid-template-columns: 1fr auto 1fr;
  }

  .desktop-nav {
    gap: 22px;
  }

  .hero-copy {
    width: 45vw;
  }

  .hero h1 {
    font-size: 82px;
  }

  .hero-tagline {
    font-size: 27px;
  }

  .hero-product {
    right: -16vw;
    width: 73vw;
  }

  .product-thesis h2,
  .principles h2,
  .roadmap h2,
  .final-cta h2 {
    font-size: 49px;
  }

  .story-inner {
    grid-template-columns: minmax(310px, 0.7fr) minmax(480px, 1.25fr);
    gap: 50px;
  }

  .story-copy > h2 {
    font-size: 43px;
  }

  .principles {
    grid-template-columns: minmax(0, 1fr) minmax(400px, 0.9fr);
    gap: 70px;
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 64px;
    --page-gutter: 22px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav,
  .header-action {
    display: none;
  }

  .menu-button {
    position: relative;
    justify-self: end;
    display: block;
    width: 42px;
    height: 42px;
    padding: 0;
    background: transparent;
    border: 0;
    cursor: pointer;
  }

  .menu-button > span[aria-hidden="true"] {
    position: absolute;
    left: 10px;
    width: 22px;
    height: 1.5px;
    background: var(--ink);
    transition: top 180ms ease, transform 180ms ease;
  }

  .menu-button > span:nth-child(2) {
    top: 16px;
  }

  .menu-button > span:nth-child(3) {
    top: 25px;
  }

  .menu-button[aria-expanded="true"] > span:nth-child(2) {
    top: 21px;
    transform: rotate(45deg);
  }

  .menu-button[aria-expanded="true"] > span:nth-child(3) {
    top: 21px;
    transform: rotate(-45deg);
  }

  .mobile-menu {
    position: fixed;
    z-index: 99;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    padding: 36px var(--page-gutter);
    background: rgba(255, 255, 255, 0.98);
  }

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

  .mobile-menu a {
    display: flex;
    align-items: center;
    min-height: 64px;
    border-bottom: 1px solid var(--line);
    font-size: 20px;
    font-weight: 590;
  }

  .mobile-menu a:last-child {
    justify-content: center;
    min-height: 52px;
    margin-top: 28px;
    color: #ffffff;
    background: var(--blue);
    border: 0;
    border-radius: 6px;
    font-size: 15px;
  }

  .hero {
    display: block;
    min-height: 920px;
    padding-top: calc(var(--header-height) + 66px);
    padding-bottom: 76px;
  }

  .hero-copy {
    width: 62vw;
    margin-left: 0;
  }

  .hero h1 {
    font-size: 78px;
  }

  .hero-product {
    top: auto;
    right: -10vw;
    bottom: 66px;
    width: 82vw;
    transform: rotate(-1deg);
  }

  .js .hero-product.reveal,
  .js .hero-product.reveal.is-visible {
    transform: rotate(-1deg);
  }

  .hero-scroll {
    display: none;
  }

  .product-thesis {
    padding: 110px 0 100px;
  }

  .product-thesis h2,
  .principles h2,
  .roadmap h2,
  .final-cta h2 {
    font-size: 43px;
  }

  .thesis-copy {
    margin-left: 0;
  }

  .capability-line {
    grid-template-columns: 1fr;
    margin-top: 68px;
  }

  .capability,
  .capability + .capability {
    padding: 28px 0 30px;
    border-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .capability:last-child {
    border-bottom: 0;
  }

  .capability > span {
    margin-bottom: 16px;
  }

  .story {
    padding-top: 100px;
  }

  .story-inner {
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .story-copy {
    display: contents;
  }

  .story-copy > .section-index {
    order: 1;
  }

  .story-copy > h2 {
    order: 2;
    margin-bottom: 48px;
  }

  .story-step {
    order: 4;
    min-height: 0;
    padding: 30px 0;
    opacity: 1;
    border-top: 1px solid var(--line);
    transform: none;
  }

  .story-step:last-child {
    border-bottom: 1px solid var(--line);
  }

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

  .story-step.is-active,
  .story-step:focus-visible {
    transform: none;
  }

  .story-stage {
    position: relative;
    top: auto;
    order: 3;
    height: auto;
    min-height: 0;
    padding-bottom: 52px;
  }

  .story-viewport {
    height: auto;
    aspect-ratio: 2400 / 1596;
  }

  .story-stage .story-viewport img,
  .story-stage[data-story-stage="canvas"] .story-viewport img,
  .story-stage[data-story-stage="composer"] .story-viewport img,
  .story-stage[data-story-stage="result"] .story-viewport img {
    transform: none;
  }

  .principles {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 110px;
    padding-bottom: 110px;
  }

  .confirmation-demo {
    width: min(100%, 620px);
  }

  .roadmap {
    padding: 110px 0;
  }

  .roadmap-heading {
    display: block;
  }

  .roadmap-heading h2 {
    margin-top: 22px;
  }

  .roadmap-heading > p:last-child {
    max-width: 520px;
    margin-top: 28px;
  }

  .roadmap-columns {
    grid-template-columns: 1fr;
    margin-top: 70px;
  }

  .roadmap-column,
  .roadmap-column + .roadmap-column {
    padding: 40px 0 46px;
    border-left: 0;
  }

  .roadmap-column + .roadmap-column {
    border-top: 1px solid var(--line-strong);
  }

  .final-cta {
    min-height: 680px;
    padding-top: 100px;
    padding-bottom: 100px;
  }

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

  .site-footer p {
    display: none;
  }
}

@media (max-width: 620px) {
  :root {
    --page-gutter: 18px;
  }

  .brand img {
    width: 32px;
    height: 32px;
  }

  .hero {
    min-height: 820px;
    padding-top: calc(var(--header-height) + 40px);
  }

  .hero::before {
    opacity: 0.65;
  }

  .hero-copy {
    width: 100%;
  }

  .hero h1 {
    margin-top: 16px;
    font-size: 61px;
  }

  .hero-tagline {
    margin-top: 22px;
    font-size: 25px;
  }

  .hero-description {
    max-width: 94%;
    margin-top: 16px;
    font-size: 14px;
    line-height: 1.7;
  }

  .hero-actions {
    gap: 8px;
    margin-top: 25px;
  }

  .button {
    min-height: 48px;
    padding: 0 16px;
    font-size: 13px;
  }

  .hero-note {
    margin-top: 10px;
  }

  .hero-product {
    right: -21vw;
    bottom: 46px;
    width: 116vw;
  }

  .product-thesis,
  .roadmap {
    width: calc(100% - (var(--page-gutter) * 2));
  }

  .product-thesis h2,
  .story-copy > h2,
  .principles h2,
  .roadmap h2,
  .final-cta h2 {
    font-size: 35px;
    line-height: 1.22;
  }

  .thesis-copy {
    font-size: 16px;
  }

  .capability strong {
    font-size: 19px;
  }

  .story {
    padding-right: var(--page-gutter);
    padding-left: var(--page-gutter);
  }

  .story-inner {
    gap: 32px;
  }

  .story-step {
    grid-template-columns: 32px 1fr;
    gap: 10px;
  }

  .story-step h3 {
    font-size: 20px;
  }

  .principles {
    padding-right: var(--page-gutter);
    padding-left: var(--page-gutter);
    gap: 56px;
  }

  .principles-copy > p:not(.section-index) {
    font-size: 15px;
  }

  .principles li {
    grid-template-columns: 38px 1fr;
  }

  .confirmation-demo {
    padding: 6px 18px 20px;
  }

  .confirmation-demo dl > div {
    grid-template-columns: 88px minmax(0, 1fr);
  }

  .roadmap-column h3 {
    font-size: 26px;
  }

  .final-cta {
    min-height: 630px;
    padding-right: var(--page-gutter);
    padding-left: var(--page-gutter);
  }

  .cta-icon {
    width: 84px;
    height: 84px;
  }

  .final-actions {
    flex-direction: column;
  }

  .site-footer {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding: 28px 0;
  }

  .site-footer > div {
    flex-wrap: wrap;
    gap: 16px 22px;
  }
}

@media (max-width: 380px) {
  .hero-tagline {
    font-size: 22px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    width: min(100%, 270px);
  }

  .hero-note {
    margin-top: 12px;
  }
}

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

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

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

  .js .hero-product.reveal {
    transform: translateY(-45%) rotate(-1.2deg);
  }

  .story-stage .story-viewport img {
    transform: none !important;
  }
}

@media (max-width: 900px) and (prefers-reduced-motion: reduce) {
  .js .hero-product.reveal {
    transform: rotate(-1deg);
  }
}