:root {
  color-scheme: light;
  --ink: #172033;
  --muted: #596579;
  --brand: #2358d5;
  --surface: #fff;
  --background: #f7f8fa;
  --border: #d7dce5;
}
* {
  box-sizing: border-box;
}
html {
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
  background: var(--background);
  color: var(--ink);
  line-height: 1.6;
}
body {
  margin: 0;
}
a {
  color: var(--brand);
  font-weight: 650;
  text-underline-offset: 3px;
}
a:focus-visible {
  outline: 3px solid #7aa2ff;
  outline-offset: 4px;
}
header,
main,
footer {
  width: min(100% - 40px, 960px);
  margin-inline: auto;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0 20px;
}
header a {
  text-decoration: none;
  color: var(--ink);
}
.logo {
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}
nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
nav a {
  font-size: 0.95rem;
}
.hero {
  padding: 96px 0 120px;
  max-width: 720px;
}
.eyebrow {
  color: var(--brand);
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}
h1 {
  font-size: clamp(2.3rem, 6vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin: 14px 0 24px;
}
h2 {
  font-size: 1.55rem;
  line-height: 1.2;
  margin-top: 0;
}
p {
  color: var(--muted);
  font-size: 1.08rem;
}
.links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 32px;
}
.button {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  border-radius: 10px;
  padding: 11px 18px;
  text-decoration: none;
}
.button.secondary {
  background: var(--surface);
  color: var(--brand);
  border: 1px solid var(--border);
}
.page {
  padding: 48px 0 88px;
  max-width: 760px;
}
.page h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
}
.updated {
  font-size: 0.9rem;
  color: var(--muted);
}
.callout {
  padding: 18px 22px;
  border-left: 4px solid var(--brand);
  background: var(--surface);
  border-radius: 8px;
  margin: 28px 0;
}
.callout p {
  margin: 0;
  font-size: 1rem;
}
footer {
  border-top: 1px solid var(--border);
  padding: 24px 0 36px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
footer p {
  margin: 0;
  font-size: 0.9rem;
}
@media (max-width: 600px) {
  header,
  main,
  footer {
    width: min(100% - 28px, 960px);
  }
  header {
    align-items: flex-start;
    gap: 18px;
    flex-direction: column;
  }
  .hero {
    padding: 64px 0 76px;
  }
  nav {
    gap: 12px;
  }
  .page {
    padding-top: 28px;
  }
  p {
    font-size: 1rem;
  }
}