:root {
  --ink: #1a1f2e;
  --muted: #5c6578;
  --bg: #f7f5f1;
  --card: #ffffff;
  --line: #e2ddd4;
  --accent: #2f6fed;
  --max: 42rem;
}

* { box-sizing: border-box; }

html { color-scheme: light; }

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

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

header, main, footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem 1.25rem;
}

header {
  padding-top: 1.75rem;
  padding-bottom: 0.5rem;
}

header a.brand {
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.01em;
}

nav {
  margin-top: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  font-size: 0.95rem;
}

main {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.5rem 1.25rem 2rem;
}

h1 {
  font-size: 1.65rem;
  line-height: 1.25;
  margin: 0 0 0.75rem;
}

h2 {
  font-size: 1.15rem;
  margin: 1.75rem 0 0.5rem;
}

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

.muted, .meta { color: var(--muted); font-size: 0.95rem; }

ul { padding-left: 1.2rem; }

li { margin: 0.35rem 0; }

footer {
  color: var(--muted);
  font-size: 0.9rem;
  padding-bottom: 2.5rem;
}

.card-list {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0 0;
}

.card-list li {
  margin: 0 0 0.75rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
}

.card-list a {
  display: block;
  padding: 0.9rem 1rem;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
}

.card-list a span {
  display: block;
  margin-top: 0.25rem;
  font-weight: 400;
  color: var(--muted);
  font-size: 0.92rem;
}