:root {
  color-scheme: light;
  --ink: #1c1730;
  --muted: #5c5670;
  --line: #e4dff2;
  --brand: #4c2fc7;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  color: var(--ink);
  background: #faf9fc;
  line-height: 1.7;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

.brand {
  margin: 0 0 0.5rem;
  color: var(--brand);
  font-weight: 650;
  letter-spacing: 0.04em;
}

h1 {
  margin: 0 0 1.25rem;
  font-size: 1.75rem;
  font-weight: 650;
}

h2 {
  margin: 2rem 0 0.5rem;
  font-size: 1.05rem;
}

p, li { font-size: 1rem; }

ul { padding-left: 1.2rem; }

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