:root {
  --bg: #faf8f5;
  --text: #1c2826;
  --muted: #5d6b68;
  --accent: #2e6f40;
  --border: #e8e4df;
  --max: 42rem;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
}

header {
  padding: 1.5rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: #fff;
}

header .inner {
  max-width: var(--max);
  margin: 0 auto;
}

header a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

header a:hover {
  text-decoration: underline;
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.sub {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0 0 2rem;
}

h2 {
  font-size: 1.1rem;
  font-weight: 650;
  margin: 1.75rem 0 0.5rem;
  color: var(--text);
}

p,
ul {
  margin: 0 0 1rem;
  color: var(--text);
}

ul {
  padding-left: 1.25rem;
}

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

a:hover {
  text-decoration: underline;
}

.card-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.card-list li {
  margin-bottom: 0.75rem;
}

.card-list a {
  display: block;
  padding: 1rem 1.1rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  color: var(--accent);
}

.card-list a:hover {
  border-color: var(--accent);
  text-decoration: none;
}

.card-list a span {
  display: block;
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem 2rem;
  font-size: 0.85rem;
  color: var(--muted);
}

footer a {
  color: var(--muted);
}