:root {
  color-scheme: light;
  --bg: #f7f8fb;
  --panel: #ffffff;
  --ink: #182033;
  --muted: #5b667a;
  --line: #dfe4ee;
  --accent: #1f6feb;
  --accent-dark: #174ea6;
  --soft: #eaf2ff;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}
a { color: var(--accent-dark); }
.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--ink);
  color: #fff;
  padding: .75rem 1rem;
  border-radius: .5rem;
  z-index: 10;
}
.skip-link:focus { top: 1rem; }
.hero {
  padding: 5rem 1.25rem 3rem;
  max-width: 980px;
  margin: 0 auto;
}
.eyebrow, .tag {
  color: var(--accent-dark);
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .78rem;
}
h1 { font-size: clamp(2.35rem, 7vw, 4.9rem); line-height: .98; margin: .4rem 0 1rem; }
h2 { font-size: clamp(1.55rem, 3vw, 2.3rem); line-height: 1.1; margin: .25rem 0 1rem; }
h3 { margin-top: 0; font-size: 1.15rem; }
.lead { max-width: 760px; font-size: 1.24rem; color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.5rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .78rem 1rem;
  border-radius: .8rem;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
}
.button.secondary { background: var(--soft); color: var(--accent-dark); border: 1px solid #c9dcff; }
main { max-width: 980px; margin: 0 auto; padding: 0 1.25rem 4rem; }
.notice, .process, .downloads, .request, .limits, .card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  box-shadow: 0 18px 50px rgba(31, 47, 84, .07);
}
.notice, .process, .downloads, .request, .limits { padding: 1.4rem; margin: 1rem 0; }
.highlight { border-color: #a8c7ff; background: linear-gradient(180deg, #ffffff 0%, #f3f7ff 100%); }
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}
.section-heading { grid-column: 1 / -1; }
.card { padding: 1.25rem; }
ul, ol { padding-left: 1.25rem; }
li + li { margin-top: .35rem; }
footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 2rem 1.25rem;
  text-align: center;
}
@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .hero { padding-top: 3.5rem; }
}