:root {
  color-scheme: light;
  --ink: #17213a;
  --muted: #5d6880;
  --blue: #173d78;
  --blue-soft: #e9f1ff;
  --line: #dbe4f2;
  --paper: #ffffff;
  --page: #f4f7fb;
  --accent: #dd8d4c;
}

* { box-sizing: border-box; }

html { font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 85% 10%, rgba(221, 141, 76, .13), transparent 28rem),
    linear-gradient(180deg, #f8faff 0%, var(--page) 100%);
  font-size: 16px;
  line-height: 1.65;
}

a { color: var(--blue); text-underline-offset: .2em; }

.shell { width: min(70rem, calc(100% - 2rem)); margin: 0 auto; }

header { padding: 1.25rem 0; }

nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }

.brand { display: inline-flex; align-items: center; gap: .7rem; color: var(--ink); text-decoration: none; font-weight: 750; }
.mark { display: grid; place-items: center; width: 2.4rem; height: 2.4rem; border-radius: 50%; color: white; background: var(--blue); font-family: Georgia, serif; font-size: .9rem; }
.nav-link { font-weight: 650; }

main { padding: 4.5rem 0 5rem; }

.hero { max-width: 52rem; }
.eyebrow { margin: 0 0 1rem; color: var(--blue); font-weight: 750; letter-spacing: .09em; text-transform: uppercase; font-size: .8rem; }
h1 { margin: 0; max-width: 17ch; font-family: Georgia, "Times New Roman", serif; font-size: clamp(2.7rem, 7vw, 5.5rem); line-height: 1.02; letter-spacing: -.045em; }
.lead { max-width: 43rem; margin: 1.6rem 0 0; color: var(--muted); font-size: clamp(1.08rem, 2.4vw, 1.35rem); }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 3.5rem; }
.card { min-height: 15rem; padding: 1.5rem; border: 1px solid var(--line); border-radius: 1.25rem; background: rgba(255,255,255,.86); box-shadow: 0 1rem 3rem rgba(29, 53, 93, .07); }
.card strong { display: block; margin-bottom: .7rem; color: var(--blue); font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); }

.notice { margin-top: 1rem; padding: 1rem 1.2rem; border-left: .25rem solid var(--accent); background: #fff8f0; color: #664127; }

.document { max-width: 49rem; }
.document h1 { max-width: none; font-size: clamp(2.4rem, 6vw, 4.4rem); }
.document h2 { margin-top: 2.4rem; font-family: Georgia, "Times New Roman", serif; font-size: 1.65rem; line-height: 1.2; }
.document li + li { margin-top: .5rem; }
.updated { color: var(--muted); }

footer { border-top: 1px solid var(--line); padding: 1.6rem 0 2.5rem; color: var(--muted); }

@media (max-width: 760px) {
  main { padding-top: 2.75rem; }
  .grid { grid-template-columns: 1fr; }
  .card { min-height: auto; }
  nav { align-items: flex-start; }
}