:root {
  color-scheme: light;
  --background: #f3f5f2;
  --surface: #ffffff;
  --ink: #172019;
  --muted: #5f6c62;
  --line: #dce3dd;
  --accent: #17663b;
  --accent-soft: #e9f4ed;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(23, 102, 59, 0.08), transparent 28rem),
    var(--background);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

main {
  width: min(860px, calc(100% - 36px));
  margin: 0 auto;
  padding: 56px 0 72px;
}

header {
  padding: 8px 0 24px;
}

h1,
h2 {
  line-height: 1.2;
}

h1 {
  max-width: 720px;
  margin: 0 0 12px;
  font-size: clamp(2.25rem, 8vw, 4.5rem);
  letter-spacing: -0.045em;
}

h2 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

p,
li {
  color: var(--muted);
}

a {
  color: var(--accent);
  font-weight: 650;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

nav a {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  text-decoration: none;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lede {
  max-width: 680px;
  margin: 0;
  font-size: 1.08rem;
}

.date {
  font-size: 0.92rem;
}

.card {
  margin: 14px 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: 0 12px 40px rgba(23, 32, 25, 0.045);
}

.notice {
  background: var(--accent-soft);
  border-color: rgba(23, 102, 59, 0.2);
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.link-grid a {
  display: block;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  text-decoration: none;
}

.link-grid strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
}

footer {
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.9rem;
}