:root {
  color-scheme: light dark;
  --legal-bg: #f4f7f9;
  --legal-card: #ffffff;
  --legal-text: #17212b;
  --legal-muted: #53606c;
  --legal-line: rgba(70, 92, 111, 0.22);
  --legal-link: #0b5f8a;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --legal-bg: #101418;
    --legal-card: #171d23;
    --legal-text: #e6edf3;
    --legal-muted: #9aa7b3;
    --legal-line: rgba(160, 180, 200, 0.22);
    --legal-link: #6cb8e6;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 28px 16px 56px;
  background: var(--legal-bg);
  color: var(--legal-text);
  line-height: 1.75;
}

main {
  width: min(780px, 100%);
  margin: 0 auto;
  padding: clamp(22px, 5vw, 48px);
  border: 1px solid var(--legal-line);
  border-radius: 18px;
  background: var(--legal-card);
}

h1 {
  margin: 0 0 6px;
  font-size: clamp(1.5rem, 4vw, 2rem);
}

h2 {
  margin: 2rem 0 0.4rem;
  font-size: 1.15rem;
}

p,
ul {
  margin: 0.5rem 0;
}

ul {
  padding-left: 1.3rem;
}

li {
  margin: 0.3rem 0;
}

a {
  color: var(--legal-link);
}

.meta {
  margin: 0 0 1.4rem;
  color: var(--legal-muted);
  font-size: 0.92rem;
}

nav.legal-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-bottom: 1.2rem;
  font-size: 0.95rem;
}

footer {
  margin-top: 2.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--legal-line);
  color: var(--legal-muted);
  font-size: 0.9rem;
}