:root {
  color: #18211c;
  background: #f7f4ef;
  font-family: Arial, "Noto Sans KR", sans-serif;
  font-synthesis: none;
  line-height: 1.68;
}

* { box-sizing: border-box; }
body { margin: 0; }
main { width: min(760px, calc(100% - 40px)); margin: auto; padding: 64px 0 96px; }
nav { display: flex; align-items: center; gap: 18px; margin-bottom: 54px; }
nav strong { margin-right: auto; font-size: 19px; }
a { color: #1f5841; text-underline-offset: 3px; }
h1 { margin: 0 0 18px; font-size: clamp(32px, 6vw, 52px); line-height: 1.15; }
h2 { margin: 42px 0 12px; font-size: 21px; }
p { font-size: 16px; }
.lead { max-width: 650px; color: #4c554f; font-size: 19px; }
.meta { color: #69716c; }
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 44px 0; padding: 30px 0; border-block: 1px solid #d4cec4; }
.facts strong { display: block; margin-bottom: 6px; }
.notice { margin: 30px 0; padding: 18px 20px; border: 1px solid #b8ad9e; background: #efe8dd; }
footer { margin-top: 60px; padding-top: 20px; border-top: 1px solid #d4cec4; color: #69716c; font-size: 14px; }

@media (max-width: 640px) {
  main { padding-top: 30px; }
  nav { align-items: flex-start; flex-wrap: wrap; }
  nav strong { width: 100%; }
  .facts { grid-template-columns: 1fr; gap: 14px; }
}