:root {
  color-scheme: light;
  --stone: #d1cac0;
  --graphite: #323339;
  --muted: #4e4e52;
  --ink: #26476b;
  --cream: #f0ebe3;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  color: var(--graphite);
  background: var(--stone);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
a { color: inherit; text-underline-offset: .2em; }
a:focus-visible { outline: 3px solid var(--ink); outline-offset: 5px; }

.hero {
  padding: clamp(42px, 7vw, 96px) 20px 0;
  text-align: center;
}

.app-icon {
  display: block;
  margin: 0 auto 23px;
  width: clamp(62px, 8vw, 88px);
  height: auto;
  border-radius: 23%;
  box-shadow: 0 5px 18px #32333926;
}

.hero h1 {
  margin: 0;
  font-size: clamp(49px, 11.3vw, 164px);
  font-weight: 780;
  line-height: .92;
  letter-spacing: -.079em;
  text-wrap: balance;
}

.hero p {
  margin: 24px auto 0;
  max-width: 27em;
  font-size: clamp(19px, 2.6vw, 28px);
  line-height: 1.35;
  letter-spacing: -.03em;
  text-wrap: balance;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: .7em;
  min-height: 52px;
  margin-top: 25px;
  padding: 10px 24px 11px;
  border: 1px solid #1b344f;
  border-radius: 999px;
  background: linear-gradient(160deg, #456c91, var(--ink) 68%);
  box-shadow: 0 3px 5px #3233392b, inset 0 1px #ffffff35;
  color: white;
  font-weight: 650;
  text-decoration: none;
}
.pill:hover { background: var(--ink); }

.demo {
  width: min(760px, calc(100% - 40px));
  margin: clamp(36px, 6vw, 76px) auto 0;
  scroll-margin-top: 24px;
}

.demo figure { margin: 0; }
.demo img {
  display: block;
  width: 100%;
  height: auto;
  border: clamp(3px, .65vw, 7px) solid var(--graphite);
  border-radius: clamp(16px, 3.3vw, 38px);
  box-shadow: 0 12px 28px #32333924;
}

.demo figcaption {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 9px 22px;
  padding-top: 17px;
  color: var(--muted);
  font-size: .9rem;
  font-weight: 550;
  text-align: center;
}

footer {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px 22px;
  padding: 40px 20px 26px;
  color: var(--muted);
  font-size: .88rem;
}

.prose {
  width: min(640px, calc(100% - 48px));
  margin: 56px auto 0;
  font-size: 17px;
  line-height: 1.6;
}
.prose h1 {
  margin: 22px 0 12px;
  font-size: clamp(42px, 8vw, 68px);
  line-height: 1;
  letter-spacing: -.06em;
}
.prose h2 { margin: 28px 0 6px; font-size: 1.2rem; line-height: 1.3; }
.prose p { margin: 0 0 14px; }
.prose li + li { margin-top: 8px; }
.prose .back { display: inline-block; padding: 8px 0; font-weight: 650; }
.prose .lead { font-size: 1.14rem; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}