:root {
  color-scheme: light;
  --ink: #18201d;
  --muted: #68716d;
  --line: #dfe6e2;
  --paper: #f7faf8;
  --card: #ffffff;
  --accent: #176b52;
  --accent-soft: #e4f2ec;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

a { color: var(--accent); }

.shell {
  width: min(960px, calc(100% - 40px));
  margin: 0 auto;
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}

.brand {
  color: var(--ink);
  font-size: 18px;
  font-weight: 750;
  text-decoration: none;
}

.navlinks { display: flex; gap: 20px; }
.navlinks a { color: var(--muted); text-decoration: none; }

.hero {
  padding: 100px 0 72px;
  max-width: 760px;
}

.eyebrow {
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .12em;
  text-transform: uppercase;
}

h1 {
  margin: 14px 0 20px;
  font-size: clamp(42px, 8vw, 72px);
  line-height: 1.02;
  letter-spacing: -.045em;
}

.lead {
  max-width: 650px;
  color: var(--muted);
  font-size: clamp(18px, 3vw, 22px);
}

.button {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 18px;
  border-radius: 12px;
  color: #fff;
  background: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-bottom: 88px;
}

.card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--card);
}

.card h2 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

.notice {
  margin-bottom: 88px;
  padding: 22px 24px;
  border-radius: 16px;
  background: var(--accent-soft);
}

.legal {
  max-width: 760px;
  padding: 64px 0 96px;
}

.legal h1 { font-size: clamp(38px, 7vw, 56px); }
.legal h2 { margin-top: 34px; font-size: 21px; }
.legal p, .legal li { color: #414a46; }
.updated { color: var(--muted); font-size: 14px; }

footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
}

footer .shell {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px 0;
}

footer a { margin-left: 16px; color: var(--muted); }

@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
  .hero { padding-top: 64px; }
  .navlinks { gap: 12px; font-size: 14px; }
  footer .shell { display: block; }
  footer span { display: block; margin-top: 8px; }
  footer a { margin: 0 16px 0 0; }
}