:root {
  color-scheme: light;
  --ink: #162335;
  --muted: #5e6b7a;
  --line: #d9e1ea;
  --paper: #ffffff;
  --wash: #f3f7fb;
  --navy: #153d66;
  --blue: #2a6fad;
  --green: #2d7b65;
}

* { box-sizing: border-box; }

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

header {
  background: linear-gradient(135deg, #0f2f50, #1f5a8c);
  color: white;
}

.wrap { width: min(920px, calc(100% - 40px)); margin: 0 auto; }
.hero { padding: 72px 0 60px; }
.eyebrow { letter-spacing: .12em; text-transform: uppercase; font-size: .78rem; opacity: .8; }
h1 { margin: .35rem 0 .7rem; line-height: 1.12; font-size: clamp(2.15rem, 7vw, 4rem); }
h2 { margin-top: 2.2rem; line-height: 1.25; }
h3 { margin-top: 1.6rem; }
.lede { max-width: 700px; font-size: 1.15rem; opacity: .92; }

nav { border-bottom: 1px solid rgba(255,255,255,.2); }
nav .wrap { display: flex; gap: 22px; align-items: center; min-height: 58px; flex-wrap: wrap; }
nav a { color: white; text-decoration: none; font-size: .92rem; }
nav a:first-child { font-weight: 700; margin-right: auto; }

main { padding: 46px 0 68px; }
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 15px;
  padding: clamp(24px, 5vw, 44px);
  box-shadow: 0 16px 40px rgba(21, 61, 102, .08);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid #b7d7cb;
  background: #eef8f4;
  color: #205d4c;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: .86rem;
  font-weight: 650;
}

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 28px 0; }
.mini { border: 1px solid var(--line); border-radius: 12px; padding: 18px; background: #fbfdff; }
.mini strong { display: block; color: var(--navy); margin-bottom: 6px; }
.callout { border-left: 4px solid var(--blue); background: #eef5fb; padding: 16px 18px; margin: 24px 0; }
.warning { border-left-color: #a56a1f; background: #fff8ea; }

a { color: #145f9b; }
.button {
  display: inline-block;
  padding: 11px 17px;
  border-radius: 9px;
  background: var(--navy);
  color: white;
  text-decoration: none;
  font-weight: 650;
}
.button.secondary { background: white; color: var(--navy); border: 1px solid var(--navy); }

footer { border-top: 1px solid var(--line); color: var(--muted); padding: 28px 0 44px; font-size: .86rem; }
footer .wrap { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
footer a { color: inherit; }

ul, ol { padding-left: 1.35rem; }
code { background: #edf2f7; border-radius: 5px; padding: .1em .35em; }
.meta { color: var(--muted); font-size: .9rem; }

@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
  nav .wrap { gap: 13px; padding: 10px 0; }
  nav a:first-child { width: 100%; }
}