/* 아우름 웹: 앱 토큰(Jangbu/DesignSystem/Theme.swift)과 같은 색. 바탕 흰색, 강조 네이비 */
:root {
  --bg: #ffffff;
  --panel: #f5f5f3;
  --line: #e6e6e3;
  --text: #2c2d31;
  --body: #4e565d;
  --muted: #677077;
  --link: #23336b;
  --tint: #e8ebf5;
  --max: 680px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1012;
    --panel: #1a1b1e;
    --line: #2a2b2f;
    --text: #ececee;
    --body: #b3babf;
    --muted: #959da3;
    --link: #8fa3e6;
    --tint: #23284a;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--bg); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.75 "Asta Sans", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  word-break: keep-all;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--link); text-underline-offset: 3px; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* 위쪽 줄: 글자 로고 + 메뉴 */
.bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 0; }
.bar .logo { color: var(--text); text-decoration: none; font-size: 20px; font-weight: 700; letter-spacing: 0.02em; }
.bar nav { display: flex; gap: 18px; font-size: 14px; }
.bar nav a { color: var(--muted); text-decoration: none; }
.bar nav a[aria-current="page"] { color: var(--text); font-weight: 600; }

/* 첫 화면 */
.hero { padding: 40px 0 8px; }
.hero h1 { font-size: clamp(30px, 7vw, 42px); line-height: 1.3; letter-spacing: -0.02em; margin: 0; font-weight: 700; }
.hero h1 em { font-style: normal; color: var(--link); }
.hero p { color: var(--body); font-size: 17px; margin: 16px 0 0; }

section { padding: 56px 0 0; }
section > h2 { font-size: 13px; font-weight: 700; color: var(--muted); letter-spacing: 0.04em; margin: 0 0 18px; }
.features { display: grid; gap: 28px 32px; grid-template-columns: 1fr; margin: 0; }
@media (min-width: 620px) { .features { grid-template-columns: 1fr 1fr; } }
.features dt { font-size: 18px; font-weight: 700; margin: 0 0 4px; }
.features dd { margin: 0; color: var(--body); }

/* 자주 묻는 질문: 눌러서 펼친다 */
details { border-top: 1px solid var(--line); padding: 16px 0; }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; font-weight: 700; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--muted); font-weight: 400; }
details[open] summary::after { content: "\2212"; }
details p { color: var(--body); margin: 10px 0 0; }

.note { color: var(--muted); font-size: 14px; margin-top: 20px; }
.contact { background: var(--tint); border-radius: 12px; padding: 16px 18px; margin: 0; }

/* 문서(개인정보 처리방침, 이용약관) */
.doc { padding: 32px 0 0; }
.doc h1 { font-size: 30px; line-height: 1.3; margin: 0 0 6px; font-weight: 700; letter-spacing: -0.01em; }
.doc .date { color: var(--muted); font-size: 14px; margin: 0 0 28px; }
.doc .intro { color: var(--body); margin: 0 0 8px; }
.doc h2 { font-size: 18px; margin: 40px 0 10px; }
.doc h3 { font-size: 16px; margin: 24px 0 8px; }
.doc p, .doc ul, .doc ol { margin: 0 0 12px; color: var(--body); }
.doc ul, .doc ol { padding-left: 20px; }
.doc li { margin: 6px 0; }
.doc li::marker { color: var(--muted); }
.doc strong { color: var(--text); font-weight: 600; }
.table { overflow-x: auto; margin: 4px 0 16px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; }
.doc caption { text-align: left; color: var(--muted); font-size: 14px; padding-bottom: 6px; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); }
.doc thead th { color: var(--muted); font-weight: 600; font-size: 14px; }
.doc tbody th { color: var(--text); font-weight: 600; width: 30%; }
.doc td { color: var(--body); }
.doc .en { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 14px; }
.doc .en p { color: var(--muted); }

footer { color: var(--muted); font-size: 13px; padding: 64px 0 40px; display: flex; flex-wrap: wrap; gap: 6px 16px; }
footer a { color: var(--muted); }