:root {
  color-scheme: light;
  --ink: #24324a;
  --muted: #647087;
  --brand: #5269c9;
  --brand-dark: #3f51a7;
  --accent: #e8b4c8;
  --paper: #ffffff;
  --background: #f6f7fb;
  --line: #e4e7ef;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--background);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: var(--brand-dark); text-underline-offset: 3px; }
a:hover { color: var(--brand); }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1080px;
  margin: 0 auto;
  padding: 24px 28px;
}

.brand {
  color: var(--ink);
  font-size: 19px;
  font-weight: 750;
  text-decoration: none;
}

nav { display: flex; gap: 22px; }
nav a { color: var(--muted); text-decoration: none; }
nav a[aria-current="page"] { color: var(--brand-dark); font-weight: 700; }

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px 28px 64px;
}

.hero {
  padding: 64px 0 48px;
  max-width: 790px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h1, h2, h3 { line-height: 1.25; }
h1 { margin: 0 0 18px; font-size: clamp(36px, 6vw, 60px); letter-spacing: -.035em; }
h2 { margin: 36px 0 12px; font-size: 25px; letter-spacing: -.015em; }
h3 { margin: 24px 0 8px; font-size: 19px; }
p { margin: 0 0 16px; }
ul { padding-left: 24px; }
li { margin-bottom: 8px; }

.lead {
  max-width: 720px;
  color: var(--muted);
  font-size: 20px;
}

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

.button {
  display: inline-block;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 700;
  text-decoration: none;
}

.button.primary { color: white; background: var(--brand-dark); }
.button.primary:hover { background: var(--brand); }
.button.secondary { color: var(--brand-dark); background: #e9ecf8; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 12px 0 32px;
}

.card, .notice, .contact-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--paper);
  padding: 24px;
  box-shadow: 0 8px 24px rgba(36, 50, 74, .04);
}

.card h2, .contact-card h2, .notice h2 { margin-top: 0; }
.card p, .notice p:last-child, .contact-card p:last-of-type { color: var(--muted); }

.notice {
  border-color: #ead9e0;
  background: #fbf4f7;
}

.document {
  max-width: 820px;
  padding-top: 40px;
}

.document h1 { font-size: clamp(38px, 6vw, 52px); }
.document h2 { padding-top: 8px; }
.document .updated { color: var(--muted); }
.contact-card { margin: 28px 0 36px; }
.contact-card .button { margin-top: 8px; }

footer {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

footer p { margin-bottom: 6px; }

@media (max-width: 720px) {
  body { font-size: 16px; }
  .site-header { padding: 20px; }
  main { padding: 20px 20px 44px; }
  .hero { padding: 40px 0 32px; }
  .grid { grid-template-columns: 1fr; }
  .lead { font-size: 18px; }
  footer { padding: 24px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}