:root {
  color-scheme: light;
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  color: #191f28;
  background: #f2f4f6;
}

* { box-sizing: border-box; }
body { margin: 0; line-height: 1.7; }
.page { max-width: 680px; margin: 0 auto; padding: 40px 20px; }
main { padding: 28px; background: #fff; border-radius: 24px; }
h1 { margin: 0 0 24px; font-size: 28px; line-height: 1.3; }
h2 { margin: 30px 0 8px; font-size: 19px; }
p, li { color: #4e5968; }
ul { padding-left: 22px; }
a { color: #d95700; }
.updated { font-size: 13px; color: #8b95a1; }
footer { display: flex; flex-wrap: wrap; gap: 8px 16px; justify-content: center; margin-top: 24px; font-size: 13px; }

@media (max-width: 520px) {
  .page { padding: 20px 12px; }
  main { padding: 22px 18px; border-radius: 18px; }
}