:root {
  color-scheme: light dark;
  --accent: #1466cc;
  --background: #f5f7fa;
  --surface: #ffffff;
  --text: #172033;
  --muted: #5d6678;
  --border: #dce2ea;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--background);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--accent); }
.wrap { width: min(960px, calc(100% - 40px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 1;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--background) 92%, transparent);
  backdrop-filter: blur(14px);
}
.site-header .wrap, footer .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-header .wrap { min-height: 64px; }
.brand { color: var(--text); font-size: 1.15rem; font-weight: 750; text-decoration: none; }
nav { display: flex; flex-wrap: wrap; gap: 18px; }
nav a { color: var(--muted); text-decoration: none; }
main { padding: 56px 0 72px; }
.hero { padding: 32px 0 44px; }
.hero.compact { padding-top: 16px; }
.eyebrow { color: var(--accent); font-size: .9rem; font-weight: 700; letter-spacing: .04em; }
h1 { max-width: 760px; margin: 0 0 16px; font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.12; }
h2 { margin-top: 42px; font-size: 1.5rem; }
h3 { margin-top: 0; font-size: 1.05rem; }
.hero > p:not(.eyebrow) { max-width: 760px; color: var(--muted); font-size: 1.1rem; }
.button {
  display: inline-block;
  margin-top: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  color: white;
  background: var(--accent);
  font-weight: 650;
  text-decoration: none;
}
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.cards article {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
}
.cards p, .policy p { color: var(--muted); }
hr { margin: 64px 0; border: 0; border-top: 1px solid var(--border); }
footer { border-top: 1px solid var(--border); color: var(--muted); }
footer .wrap { min-height: 88px; }
@media (max-width: 640px) {
  .site-header .wrap, footer .wrap { align-items: flex-start; flex-direction: column; padding: 14px 0; }
  nav { gap: 12px; }
  main { padding-top: 24px; }
  .cards { grid-template-columns: 1fr; }
}
@media (prefers-color-scheme: dark) {
  :root {
    --accent: #76adff;
    --background: #10141d;
    --surface: #171d28;
    --text: #f4f7fb;
    --muted: #b5bece;
    --border: #2b3444;
  }
}