:root {
  color-scheme: dark;
  --background: #0d0e0d;
  --surface: #171a16;
  --text: #f4f1e8;
  --muted: #adb4a8;
  --border: #2e342c;
  --accent: #d8efaa;
  --accent-muted: #b8d38b;
  --content-width: 800px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font: 16px/1.7 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

main {
  width: min(calc(100% - 40px), var(--content-width));
  margin: 0 auto;
  padding: 28px 0 72px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -80px;
  padding: 10px 14px;
  background: var(--accent);
  color: var(--background);
  font-weight: 700;
  z-index: 1;
}

.skip-link:focus {
  top: 12px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--border);
}

nav a:first-child {
  margin-right: auto;
  color: var(--text);
  font-weight: 700;
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

nav a:hover,
nav a:focus-visible,
nav a[aria-current="page"] {
  color: var(--accent);
}

.eyebrow {
  margin: 58px 0 10px;
  color: var(--accent-muted);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.025em;
}

h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 4.8rem);
}

h2 {
  margin: 48px 0 14px;
  font-size: clamp(1.45rem, 3vw, 2rem);
}

h3 {
  margin: 28px 0 8px;
  font-size: 1.1rem;
}

.updated {
  margin: 14px 0 34px;
  color: var(--muted);
}

p,
ul,
ol {
  margin: 0 0 18px;
}

li {
  margin: 8px 0;
}

.callout {
  margin: 28px 0;
  padding: 20px 22px;
  border-left: 3px solid var(--accent-muted);
  background: var(--surface);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 28px 0;
}

.card {
  padding: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
}

.card h2,
.card h3 {
  margin-top: 0;
}

.card p:last-child {
  margin-bottom: 0;
}

footer {
  margin-top: 60px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 620px) {
  main {
    width: min(calc(100% - 28px), var(--content-width));
    padding-top: 18px;
  }

  nav a:first-child {
    flex-basis: 100%;
    margin-right: 0;
  }

  .eyebrow {
    margin-top: 42px;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }
}

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