:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --card: #ffffff;
  --text: #17212b;
  --muted: #5d6673;
  --line: #dfe5ec;
  --accent: #df4837;
}

* {
  box-sizing: border-box;
}

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

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

.shell {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
  padding: 48px 0;
}

.hero,
.document {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 18px 55px rgba(23, 33, 43, 0.08);
}

.hero {
  padding: 52px;
}

.document {
  padding: 34px 44px 48px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1;
}

h2 {
  margin-top: 34px;
  font-size: 24px;
}

.lede,
.meta,
p,
li {
  color: var(--muted);
}

.lede {
  max-width: 680px;
  font-size: 20px;
}

.top-nav {
  margin-bottom: 28px;
}

.top-nav a {
  text-decoration: none;
  font-weight: 700;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.card {
  display: block;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  text-decoration: none;
  box-shadow: 0 12px 35px rgba(23, 33, 43, 0.06);
}

.card h2 {
  margin: 0 0 8px;
  color: var(--text);
}

.page-header {
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

@media (max-width: 620px) {
  .shell {
    width: min(100% - 24px, 920px);
    padding: 24px 0;
  }

  .hero,
  .document {
    padding: 26px;
    border-radius: 14px;
  }
}