/* fontina.app: oat paper by day, cast iron at night (round 8, provisional). */
:root {
  --ground: #F3EBDD;
  --raise: #FFFFFF;
  --ink: #16231C;
  --soft: #4E5C54;
  --rule: #E2DACB;
  --spinach: #0E3B2E;
  --lime: #C6F432;
  --lime-ink: #08140F;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #17110D;
    --raise: #1D1712;
    --ink: #EFE7DE;
    --soft: #CDBFB2;
    --rule: #33291F;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 400 17px/1.6 Figtree, -apple-system, system-ui, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: inherit; text-underline-offset: 3px; }

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px max(16px, calc((100vw - 760px) / 2));
  background: var(--spinach);
  color: #EEF5EF;
}
.mark {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font: 800 26px/1 "Big Shoulders Display", sans-serif;
  letter-spacing: 0.02em;
}
.mark img { border-radius: 9px; }
nav { display: flex; gap: 18px; font-weight: 600; font-size: 15px; }
nav a { text-decoration: none; opacity: 0.85; }
nav a:hover { opacity: 1; }

main {
  flex: 1;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 16px 64px;
}

.hero { text-align: center; padding-top: 6vh; }
.hero img { border-radius: 30px; box-shadow: 0 18px 40px rgba(22, 35, 28, 0.18); }
.hero h1 {
  font: 800 clamp(64px, 14vw, 120px)/0.9 "Big Shoulders Display", sans-serif;
  margin: 28px 0 12px;
  letter-spacing: 0.01em;
}
.hero p { font-size: 20px; color: var(--soft); margin: 0 auto; max-width: 30ch; }
.hero .soon {
  display: inline-block;
  margin-top: 28px;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--lime);
  color: var(--lime-ink);
  border: 2px solid var(--lime-ink);
  font-weight: 700;
  font-size: 16px;
}

.doc h1 { font: 800 48px/1 "Big Shoulders Display", sans-serif; margin: 8px 0 20px; }
.doc h2 { font-size: 20px; margin: 36px 0 8px; }
.doc p, .doc li { color: var(--ink); }
.doc ul { padding-left: 20px; }
.doc li { margin: 6px 0; }
code { font-size: 0.92em; background: var(--raise); border: 1px solid var(--rule); border-radius: 6px; padding: 1px 5px; }

footer {
  padding: 24px 16px;
  text-align: center;
  font-size: 14px;
  color: var(--soft);
  border-top: 1px solid var(--rule);
}

@media (max-width: 480px) {
  nav { gap: 12px; font-size: 14px; }
  .mark { font-size: 22px; }
}