:root {
  color-scheme: light;
  --paper: #f7f1e3;
  --ink: #17252d;
  --muted: #52646b;
  --blue: #2474b5;
  --red: #c84949;
  --yellow: #e4b83d;
  --line: rgba(23, 37, 45, 0.16);
  --panel: rgba(255, 255, 255, 0.76);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 8%, rgba(228, 184, 61, 0.17), transparent 26rem),
    radial-gradient(circle at 88% 18%, rgba(36, 116, 181, 0.15), transparent 28rem),
    linear-gradient(120deg, #fbf7ed, var(--paper));
  font-family: Inter, ui-rounded, "Segoe UI", system-ui, sans-serif;
  line-height: 1.65;
}

a { color: #175f91; text-underline-offset: 0.18em; }
a:hover { color: #0f4267; }

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(247, 241, 227, 0.9);
  backdrop-filter: blur(12px);
}

.nav, main, footer {
  width: min(100% - 2rem, 64rem);
  margin-inline: auto;
}

.nav {
  min-height: 4.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.mark {
  display: grid;
  grid-template-columns: repeat(3, 0.68rem);
  gap: 0.18rem;
  padding: 0.52rem;
  border: 2px solid var(--ink);
  border-radius: 0.75rem;
  transform: rotate(-3deg);
  background: white;
}

.mark i { width: 0.68rem; height: 0.68rem; border-radius: 50%; }
.mark i:nth-child(3n + 1) { background: var(--red); }
.mark i:nth-child(3n + 2) { background: var(--yellow); }
.mark i:nth-child(3n) { background: var(--blue); }

.links { display: flex; flex-wrap: wrap; gap: 1rem; }
.links a { color: var(--ink); font-size: 0.94rem; font-weight: 650; text-decoration: none; }

main { padding-block: clamp(3rem, 8vw, 6.5rem); }

.hero { max-width: 49rem; }
.eyebrow { color: #8b572b; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
h1, h2 { line-height: 1.12; letter-spacing: -0.035em; }
h1 { margin: 0.35rem 0 1.2rem; font-size: clamp(2.7rem, 8vw, 5.6rem); }
h2 { margin-top: 2.3rem; font-size: clamp(1.55rem, 4vw, 2.2rem); }
h3 { margin-top: 1.7rem; }
.lede { max-width: 44rem; color: var(--muted); font-size: clamp(1.1rem, 2.2vw, 1.35rem); }

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.4rem;
}

.card, .document {
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: var(--panel);
  box-shadow: 0 1rem 3rem rgba(68, 51, 27, 0.08);
}

.card { padding: 1.35rem; }
.card h2 { margin: 0 0 0.55rem; font-size: 1.3rem; }
.card p { margin: 0 0 1rem; color: var(--muted); }
.card a, .button {
  display: inline-block;
  padding: 0.68rem 0.95rem;
  border-radius: 0.75rem;
  background: var(--ink);
  color: white;
  font-weight: 750;
  text-decoration: none;
}

.document { max-width: 52rem; padding: clamp(1.4rem, 5vw, 3.5rem); }
.document h1 { font-size: clamp(2.4rem, 7vw, 4.3rem); }
.document p, .document li { color: #344850; }
.document strong { color: var(--ink); }
.callout {
  margin: 1.5rem 0;
  padding: 1rem 1.15rem;
  border-left: 0.35rem solid var(--blue);
  border-radius: 0.45rem;
  background: rgba(36, 116, 181, 0.08);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 2rem 3rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 720px) {
  .nav { align-items: flex-start; flex-direction: column; padding-block: 1rem; }
  .links { gap: 0.65rem 1rem; }
  .cards { grid-template-columns: 1fr; }
  footer { flex-direction: column; }
}

@media (prefers-reduced-motion: no-preference) {
  .card { transition: transform 160ms ease, box-shadow 160ms ease; }
  .card:hover { transform: translateY(-3px); box-shadow: 0 1.3rem 3.2rem rgba(68, 51, 27, 0.12); }
}