:root {
  color-scheme: light;
  --ink: #1d2520;
  --muted: #5f6962;
  --forest: #173e2b;
  --forest-soft: #2f5a43;
  --cream: #f7f2e8;
  --paper: #fffdf8;
  --ember: #bd5d34;
  --line: #d8d3c8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a { color: var(--forest-soft); }
a:hover { color: var(--ember); }

.shell {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
}

header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

nav {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  color: var(--forest);
  font-size: 1.1rem;
  font-weight: 800;
  text-decoration: none;
}

.links { display: flex; gap: 18px; flex-wrap: wrap; }

main { padding: 64px 0 72px; }

.hero {
  padding: clamp(28px, 6vw, 64px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--paper);
}

.eyebrow {
  color: var(--ember);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

h1, h2, h3 { color: var(--forest); line-height: 1.2; }
h1 { max-width: 720px; margin: 8px 0 18px; font-size: clamp(2.25rem, 7vw, 4.5rem); }
h2 { margin-top: 42px; }
p { max-width: 72ch; }

.lede { color: var(--muted); font-size: 1.15rem; }

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--paper);
}

.notice {
  margin: 28px 0;
  padding: 18px 20px;
  border-left: 4px solid var(--ember);
  background: var(--paper);
}

footer {
  padding: 28px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 640px) {
  nav { align-items: flex-start; flex-direction: column; padding: 16px 0; }
  main { padding-top: 28px; }
  .grid { grid-template-columns: 1fr; }
}