:root {
  color-scheme: light;
  --bg: #f7f8fb;
  --surface: #ffffff;
  --text: #151922;
  --muted: #5d6678;
  --border: #dfe4ed;
  --accent: #2365f6;
  --accent-dark: #1746b3;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: var(--accent);
}

a:hover {
  color: var(--accent-dark);
}

.page {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0;
}

.hero {
  padding: 48px 0 32px;
}

.eyebrow,
.updated {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0 0 8px;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 4rem);
  line-height: 1.05;
  margin: 0 0 16px;
}

.document h1 {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

h2 {
  font-size: 1.3rem;
  margin: 32px 0 8px;
}

p {
  margin: 0 0 16px;
}

.lead {
  color: var(--muted);
  font-size: 1.2rem;
  max-width: 640px;
}

.links {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 24px 0 40px;
}

.card {
  display: block;
  min-height: 150px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
}

.card span {
  display: block;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.card small {
  color: var(--muted);
  display: block;
  font-size: 0.95rem;
}

.support,
.document {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 28px;
}

.document {
  margin-top: 32px;
  margin-bottom: 32px;
}

.topnav {
  margin-bottom: 28px;
}

@media (max-width: 720px) {
  .page {
    padding: 24px 0;
  }

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

  .support,
  .document {
    padding: 22px;
  }
}