:root {
  --bg: #FFFFFF;
  --bg-soft: #F6F7F9;
  --text: #1F2124;
  --text-sub: #565A61;
  --line: #E6E7EA;
  --accent: #E0685C;
  --accent-dark: #C4544A;
  --accent-ink: #B5473D;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1C1D1F;
    --bg-soft: #25272A;
    --text: #F2F3F5;
    --text-sub: #B4B7BD;
    --line: #34363A;
    --accent-ink: #F0948A;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 72px; }
body {
  margin: 0;
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, system-ui, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: break-word;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }
/* 본문 폭은 720px로 좁히되, 헤더 로고와 같은 왼쪽 선에서 시작 */
.prose > * { max-width: 720px; }

/* 헤더 */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; gap: 28px; height: 60px; }
.logo { display: flex; align-items: center; gap: 8px; text-decoration: none; font-weight: 800; font-size: 18px; letter-spacing: -0.01em; }
.logo-mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: var(--accent); color: #fff;
  display: grid; place-items: center;
  font-size: 16px; font-weight: 800;
}
.nav-links { display: flex; gap: 22px; margin-left: auto; font-size: 15px; }
.nav-links a { text-decoration: none; color: var(--text-sub); }
.nav-links a:hover { color: var(--text); }

/* 버튼 */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 50px; padding: 0 24px;
  border-radius: 12px; border: 1px solid transparent;
  font-weight: 700; font-size: 16px; text-decoration: none;
}
button.btn { cursor: pointer; font-family: inherit; }
button.btn:disabled { opacity: 0.6; cursor: default; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-secondary { background: var(--bg-soft); color: var(--text); border-color: var(--line); }
.btn-secondary:hover { border-color: var(--text-sub); }
.btn-sm { height: 38px; padding: 0 14px; font-size: 14px; border-radius: 10px; }
.nav .btn-sm { margin-left: 0; }

/* 히어로 */
.hero { padding: 76px 0 60px; }
.hero h1 { font-size: 42px; line-height: 1.25; letter-spacing: -0.025em; margin: 0 0 18px; font-weight: 800; }
.hero .lead { font-size: 18px; color: var(--text-sub); max-width: 580px; margin: 0 0 30px; }
.cta-row { display: flex; gap: 10px; flex-wrap: wrap; }
.note { font-size: 13px; color: var(--text-sub); margin: 14px 0 0; }

/* 섹션 */
.section { padding: 56px 0; border-top: 1px solid var(--line); }
.section h2 { font-size: 26px; line-height: 1.35; letter-spacing: -0.015em; margin: 0 0 10px; }
.section .section-lead { color: var(--text-sub); margin: 0 0 28px; max-width: 620px; }
h3 { font-size: 17px; line-height: 1.45; margin: 0 0 6px; }

/* 1px 선으로 나눈 격자 */
.grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
}
.grid > div { background: var(--bg); padding: 24px 22px; }
.grid p { margin: 0; color: var(--text-sub); font-size: 15px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

/* 단계 */
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; counter-reset: step; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 34px 1fr; gap: 16px; align-items: start; }
.steps li::before {
  content: counter(step);
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--bg-soft); border: 1px solid var(--line);
  display: grid; place-items: center;
  font-weight: 700; font-size: 14px;
}
.steps p { margin: 0; color: var(--text-sub); font-size: 15px; }

/* 가이드 목록 */
.link-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.link-list li { border-bottom: 1px solid var(--line); }
.link-list a { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 2px; text-decoration: none; }
.link-list strong { display: block; font-size: 16px; }
.link-list span.desc { display: block; color: var(--text-sub); font-size: 14px; }
.link-list .arrow { color: var(--text-sub); flex-shrink: 0; }
.link-list a:hover strong { text-decoration: underline; text-underline-offset: 3px; }

/* FAQ */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none;
  padding: 18px 32px 18px 2px; position: relative;
  font-weight: 700; font-size: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 16px; font-weight: 400; font-size: 20px; color: var(--text-sub); }
.faq details[open] summary::after { content: "−"; }
.faq .answer { padding: 0 2px 20px; color: var(--text-sub); }
.faq .answer p { margin: 0; }

/* 본문형 페이지 */
.breadcrumb { font-size: 13px; color: var(--text-sub); padding-top: 28px; }
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.article-head { padding: 20px 0 36px; }
.article-head h1 { font-size: 36px; line-height: 1.3; letter-spacing: -0.02em; margin: 0 0 14px; }
.article-head .lead { font-size: 18px; color: var(--text-sub); margin: 0; }
.article-body h2 { font-size: 22px; letter-spacing: -0.01em; margin: 44px 0 12px; line-height: 1.4; }
.article-body p, .article-body li { font-size: 16px; }
.article-body ul, .article-body ol { padding-left: 22px; }
.article-body li { margin-bottom: 6px; }
.article-body a { color: var(--accent-ink); text-underline-offset: 3px; }

.cta-box {
  margin: 48px 0 8px; padding: 28px;
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: 14px;
}
.cta-box h2 { margin: 0 0 6px; font-size: 20px; }
.cta-box p { margin: 0 0 18px; color: var(--text-sub); }

.policy-body h2 { font-size: 18px; margin: 32px 0 8px; }
.policy-body p { margin: 0 0 6px; font-size: 15px; }
.policy-body p.indent { padding-left: 1.2em; color: var(--text-sub); }

/* 결제 */
.order-box { border-top: 1px solid var(--line); margin-top: 8px; }
.order-row { display: flex; justify-content: space-between; gap: 16px; padding: 16px 2px; border-bottom: 1px solid var(--line); }
.order-row span { color: var(--text-sub); }
.order-row strong { font-size: 17px; }

/* 푸터 */
.site-footer { border-top: 1px solid var(--line); padding: 40px 0 48px; margin-top: 56px; font-size: 14px; color: var(--text-sub); }
.footer-cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; }
.footer-cols h3 { font-size: 14px; color: var(--text); margin: 0 0 10px; }
.footer-cols ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.footer-cols a { text-decoration: none; }
.footer-cols a:hover { color: var(--text); text-decoration: underline; }
.copyright { margin-top: 28px; }

@media (max-width: 760px) {
  .nav-links { display: none; }
  .nav .btn-sm { margin-left: auto; }
  .hero { padding: 48px 0 44px; }
  .hero h1 { font-size: 30px; }
  .hero .lead { font-size: 16px; }
  .cta-row .btn { flex: 1 1 100%; }
  .section { padding: 44px 0; }
  .section h2 { font-size: 22px; }
  .grid, .grid-2 { grid-template-columns: 1fr; }
  .article-head h1 { font-size: 28px; }
  .article-head .lead { font-size: 16px; }
  .footer-cols { grid-template-columns: 1fr; }
}