:root {
  --ink: #0f1b2d;
  --muted: #4a5a70;
  --line: #d6dde7;
  --paper: #f7f9fc;
  --blue: #1d4ed8;
  --deep: #0b2545;
  --max: 1080px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: #fff;
}
a { color: var(--blue); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

header.site {
  border-bottom: 1px solid var(--line);
  background: #fff;
  position: sticky; top: 0; z-index: 10;
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--ink); text-decoration: none; letter-spacing: -0.01em; }
.brand svg { flex: none; }
nav.main a { color: var(--muted); text-decoration: none; margin-left: 22px; font-size: 15px; }
nav.main a:hover { color: var(--ink); }

.hero {
  background:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px) 0 0 / 28px 28px,
    var(--deep);
  color: #fff;
  padding: 88px 0 80px;
}
.hero .kicker { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: #9fb6d9; margin: 0 0 14px; }
.hero h1 { font-size: clamp(32px, 5vw, 50px); line-height: 1.12; margin: 0 0 20px; letter-spacing: -0.02em; max-width: 820px; }
.hero p.lead { font-size: 19px; color: #d5e0f0; max-width: 700px; margin: 0 0 30px; }
.btn { display: inline-block; padding: 12px 20px; border-radius: 6px; font-weight: 600; text-decoration: none; font-size: 15px; }
.btn.primary { background: #fff; color: var(--deep); }
.btn.ghost { color: #fff; border: 1px solid rgba(255,255,255,.4); margin-left: 10px; }

section { padding: 72px 0; }
section.alt { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
h2 { font-size: 30px; letter-spacing: -0.015em; margin: 0 0 12px; }
.sub { color: var(--muted); max-width: 720px; margin: 0 0 36px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 24px; }
.card h3 { margin: 0 0 8px; font-size: 19px; }
.card p { margin: 0 0 10px; color: var(--muted); font-size: 16px; }
.card .tag { display: inline-block; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--blue); font-weight: 700; margin-bottom: 8px; }
.card a.more { font-size: 15px; font-weight: 600; text-decoration: none; }
ul.ticks { padding-left: 20px; margin: 8px 0 0; color: var(--muted); font-size: 16px; }
ul.ticks li { margin: 4px 0; }

.two { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 820px) { .two { grid-template-columns: 1fr; } nav.main a:not(.keep) { display: none; } .btn.ghost { margin: 10px 0 0; } }

dl.facts { margin: 0; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
dl.facts div { display: grid; grid-template-columns: 150px 1fr; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--line); font-size: 15px; }
dl.facts div:last-child { border-bottom: 0; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; font-weight: 500; }

.prose > * { max-width: 760px; }
.prose h2 { margin-top: 40px; font-size: 22px; }

footer.site { background: var(--deep); color: #b8c6dc; padding: 40px 0; font-size: 14px; }
footer.site a { color: #fff; }
footer.site .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; }