:root {
  --navy: #0a1628;
  --teal: #00c6bd;
  --ink: #172033;
  --text: #334155;
  --muted: #64748b;
  --line: #dbe4ee;
  --paper: #ffffff;
  --wash: #f4f8fb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--text);
  background: var(--wash);
  font: 16px/1.72 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

header { background: var(--navy); color: #fff; }

nav {
  max-width: 980px;
  margin: auto;
  padding: 19px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  color: #fff;
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 780;
  letter-spacing: -.04em;
}

.brand span { color: var(--teal); }
.back { color: var(--teal); text-decoration: none; font-weight: 680; }

main { max-width: 980px; margin: 46px auto; padding: 0 24px; }

.document {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: clamp(26px, 5vw, 58px);
  box-shadow: 0 18px 50px rgba(15, 23, 42, .06);
}

h1, h2, h3 { color: var(--ink); line-height: 1.22; letter-spacing: -.025em; }
h1 { margin: 0 0 8px; font-size: clamp(2rem, 5vw, 3.15rem); }
h2 { margin: 36px 0 8px; font-size: 1.28rem; }
h3 { margin: 0 0 8px; font-size: 1.06rem; }
p, li { color: var(--text); }
a { color: #087f79; }
.updated, .eyebrow { color: var(--muted); }
.eyebrow { margin: 0 0 10px; font-weight: 750; text-transform: uppercase; letter-spacing: .09em; font-size: .76rem; }

.notice {
  margin: 28px 0;
  padding: 17px 19px;
  border-left: 4px solid var(--teal);
  border-radius: 0 10px 10px 0;
  background: #ebfffd;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
  background: #fff;
}

.card p { margin-bottom: 14px; }
.card a { font-weight: 700; }

footer {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 24px 40px;
  color: var(--muted);
  font-size: .9rem;
}

@media (max-width: 680px) {
  .grid { grid-template-columns: 1fr; }
  nav { align-items: flex-start; }
  .document { border-radius: 14px; }
}