:root {
  color-scheme: dark;
  --bg: #111827;
  --panel: #182235;
  --text: #f5f7fb;
  --muted: #b6c0d1;
  --line: rgba(255,255,255,.12);
  --accent: #f4c95d;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: inherit; }
.seo-wrap {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
  padding: 32px 0 64px;
}
.seo-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.seo-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 20px;
  font-weight: 900;
}
.seo-logo img { width: 32px; height: 32px; }
.seo-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--muted);
  font-size: 14px;
}
.seo-nav a { text-decoration: none; }
.seo-nav a:hover { color: var(--accent); }
.seo-hero { padding: 72px 0 48px; }
.seo-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-weight: 800;
}
h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(34px, 7vw, 64px);
  line-height: 1.06;
  letter-spacing: 0;
}
.seo-desc {
  max-width: 720px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}
.seo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.seo-btn {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 8px;
  background: var(--accent);
  color: #111827;
  font-weight: 800;
  text-decoration: none;
}
.seo-btn.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}
.seo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.seo-card {
  min-height: 148px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  text-decoration: none;
}
.seo-card h2 {
  margin: 0 0 8px;
  font-size: 20px;
  letter-spacing: 0;
}
.seo-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}
.seo-text {
  margin-top: 28px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.04);
}
.seo-text h2 {
  margin: 0 0 12px;
  font-size: 24px;
  letter-spacing: 0;
}
.seo-text p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}
.seo-text p + p { margin-top: 12px; }
.seo-foot {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
@media (max-width: 640px) {
  .seo-wrap { width: min(100% - 28px, 920px); padding-top: 22px; }
  .seo-head { align-items: flex-start; flex-direction: column; }
  .seo-hero { padding: 48px 0 36px; }
  .seo-grid { grid-template-columns: 1fr; }
}

/* ── 데이터 섹션(용어·핸드) 공통 ── */
.seo-block { margin-top: 40px; }
.seo-block > h2 {
  margin: 0 0 16px;
  padding-bottom: 10px;
  font-size: 22px;
  letter-spacing: 0;
  border-bottom: 1px solid var(--line);
}
.seo-count {
  margin-left: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 400;
}
.def-list { margin: 0; display: grid; gap: 16px; }
.def-list dt { margin-bottom: 5px; font-size: 16px; color: var(--text); }
.def-list dt b { font-weight: 800; }
.def-list dt a { text-decoration: none; }
.def-list dt a b { color: var(--accent); }
.def-list dd { margin: 0; color: var(--muted); line-height: 1.65; }
.def-en { margin-left: 7px; color: var(--accent); font-weight: 700; font-size: 14px; }
.def-aka { color: var(--muted); font-size: 13px; font-weight: 400; }
.def-meta { margin-left: 8px; color: var(--muted); font-size: 13px; font-weight: 500; }

/* ── 정책 문서(개인정보처리방침) ── */
.legal-hero { padding: 56px 0 20px; }
.legal-meta { margin: 16px 0 0; color: var(--muted); font-size: 15px; }
.legal-doc { max-width: 760px; }
.legal-sec { margin-top: 26px; }
.legal-sec h2 { margin: 0 0 10px; font-size: 18px; letter-spacing: 0; }
.legal-sec p, .legal-sec li { color: var(--muted); font-size: 15px; line-height: 1.7; }
.legal-sec p { margin: 0 0 10px; }
.legal-sec ul { margin: 8px 0 0; padding-left: 20px; }
.legal-sec li { margin-bottom: 6px; }
.legal-sec a { color: var(--accent); }
.biz-info {
  margin-top: 40px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}
.biz-info h2 { margin: 0 0 14px; font-size: 16px; letter-spacing: 0; }
.biz-info dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 18px;
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
}
.biz-info dt { color: var(--text); font-weight: 700; white-space: nowrap; }
.biz-info dd { margin: 0; color: var(--muted); }

/* ── 푸터 정책 링크 ── */
.seo-foot p { margin: 0; }
.seo-foot-nav { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 16px; }
.seo-foot-nav a { color: var(--muted); text-decoration: underline; }
.seo-foot-nav a:hover { color: var(--accent); }

@media (max-width: 640px) {
  .biz-info dl { grid-template-columns: 1fr; gap: 2px; }
  .biz-info dt { margin-top: 8px; }
}