:root {
  color-scheme: light;
  --ink: #172033;
  --muted: #607086;
  --line: #dfe6ef;
  --paper: #f7fafc;
  --panel: #ffffff;
  --accent: #2b7cff;
  --accent-dark: #1559c7;
}

* {
  box-sizing: border-box;
}

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

main,
.header,
.footer {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
}

.header {
  padding: 44px 0 24px;
}

.brand {
  margin: 0;
  font-size: clamp(34px, 7vw, 68px);
  line-height: 1;
  letter-spacing: 0;
}

.lead {
  max-width: 680px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.section {
  padding: 28px 0;
}

.section h2 {
  margin: 0 0 14px;
  font-size: 26px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.card {
  display: block;
  min-height: 220px;
  padding: 22px;
  color: inherit;
  text-decoration: none;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 16px 42px rgba(23, 32, 51, 0.06);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 22px;
}

.card p,
.page p,
.page li {
  color: var(--muted);
}

.badge {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 5px 9px;
  color: var(--accent-dark);
  background: #eaf2ff;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.button,
a.button {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 13px;
  color: #fff;
  background: var(--accent);
  border-radius: 7px;
  text-decoration: none;
  font-weight: 800;
}

.button.secondary {
  color: var(--accent-dark);
  background: #eaf2ff;
}

.page {
  max-width: 820px;
  padding: 28px 0 56px;
}

.page h1 {
  margin: 0 0 12px;
  font-size: clamp(32px, 6vw, 52px);
  line-height: 1.05;
}

.page h2 {
  margin-top: 32px;
}

.footer {
  padding: 28px 0 44px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.footer a,
.page a {
  color: var(--accent-dark);
}