/* The Sudoku 콘텐츠 허브 (blog.thesudoku.co.kr) — 공용 스타일시트.
 * 서비스 ④ (콘텐츠 허브) 전용. leveltest/your/lucky 와 무관.
 * 브랜드: 주황 #FF6B00 계열, Pretendard, 시니어 가독(본문 17px+), 여백 있는 조판.
 * self-host Pretendard (/fonts/fonts.css, leveltest 와 공유 자산). */

@import "/fonts/fonts.css";

:root {
  --bg: #F7F3EC;
  --paper: #FFFFFF;
  --ink: #1C1813;
  --muted: #6B6459;
  --soft: #8C8579;
  --line: #EAE3D6;
  --line-2: #F0EADF;
  --accent: #FF6B00;
  --accent-ink: #C4520A;
  --accent-soft: #FFF3E9;
  --star: #FF9A3D;
  --maxw: 760px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Pretendard', system-ui, -apple-system, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.75;
  font-size: 17px;
}

a { color: var(--accent-ink); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; }

/* ---------- 헤더 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(160%) blur(8px);
  -webkit-backdrop-filter: saturate(160%) blur(8px);
}
.site-header .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.site-header .logo {
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--ink);
  white-space: nowrap;
}
.site-header .logo .dot { color: var(--accent); }
.site-header .logo small {
  font-weight: 500;
  color: var(--muted);
  margin-left: 6px;
  font-size: 13px;
}
.site-header .play-cta {
  background: var(--accent);
  color: #fff;
  padding: 9px 16px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
}
.site-header .play-cta:hover { background: #e85f00; text-decoration: none; }

/* 상단 내비 (홈) */
.topnav {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.topnav .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  gap: 18px;
  overflow-x: auto;
  font-size: 15px;
  font-weight: 600;
}
.topnav a { color: var(--muted); white-space: nowrap; }
.topnav a:hover { color: var(--accent-ink); text-decoration: none; }

/* ---------- 본문 컨테이너 ---------- */
main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 8px 20px 72px;
}

.breadcrumb {
  font-size: 14px;
  color: var(--soft);
  margin: 20px 0 4px;
}
.breadcrumb a { color: var(--soft); }
.breadcrumb a:hover { color: var(--accent-ink); }

/* ---------- 히어로 ---------- */
.hero {
  padding: 40px 0 12px;
}
.hero h1 {
  font-size: 32px;
  line-height: 1.3;
  margin: 0 0 14px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.hero .lede {
  font-size: 18px;
  color: var(--muted);
  margin: 0 0 4px;
}

/* ---------- 아티클 타이포 ---------- */
article header h1 {
  font-size: 29px;
  line-height: 1.32;
  margin: 8px 0 12px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
article header .meta {
  color: var(--soft);
  font-size: 14px;
  margin-bottom: 26px;
}
article h2 {
  font-size: 22px;
  margin: 40px 0 14px;
  font-weight: 800;
  letter-spacing: -0.01em;
  scroll-margin-top: 70px;
}
article h3 { font-size: 18px; margin: 26px 0 8px; font-weight: 700; }
article p { margin: 14px 0; }
article ul, article ol { padding-left: 22px; }
article li { margin: 7px 0; }
article strong { font-weight: 700; }
article blockquote {
  border-left: 4px solid var(--accent);
  margin: 20px 0;
  padding: 10px 18px;
  background: var(--paper);
  border-radius: 0 10px 10px 0;
  color: var(--muted);
}

/* ---------- 섹션 카드 (홈) ---------- */
.section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 24px 0 8px;
}
.card {
  display: block;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  color: var(--ink);
  transition: border-color .15s, transform .15s;
}
.card:hover {
  text-decoration: none;
  border-color: var(--accent);
  transform: translateY(-2px);
}
.card .k {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-ink);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.card h3 { margin: 6px 0 6px; font-size: 18px; font-weight: 800; }
.card p { margin: 0; font-size: 15px; color: var(--muted); line-height: 1.6; }
@media (max-width: 560px) {
  .section-grid { grid-template-columns: 1fr; }
}

/* ---------- 제품 목록 (홈) ---------- */
.prod-list { list-style: none; padding: 0; margin: 18px 0 0; }
.prod-list li {
  border-bottom: 1px solid var(--line);
}
.prod-list li:last-child { border-bottom: none; }
.prod-list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 4px;
  color: var(--ink);
}
.prod-list a:hover { text-decoration: none; color: var(--accent-ink); }
.prod-list .nm { font-weight: 700; font-size: 17px; }
.prod-list .pr { color: var(--muted); font-size: 15px; white-space: nowrap; }

/* ---------- 별점 ---------- */
.stars { color: var(--star); letter-spacing: 1px; font-size: 15px; }
.rating-line {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 15px;
  color: var(--muted);
  margin: 10px 0 0;
}
.rating-line .avg { font-weight: 800; color: var(--ink); font-size: 17px; }

/* ---------- 제품 헤더 박스 ---------- */
.prod-head {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
  margin: 12px 0 8px;
}
.prod-head .price { font-size: 24px; font-weight: 800; margin: 12px 0 0; }
.prod-head .buy {
  display: inline-block;
  margin-top: 16px;
  background: var(--accent);
  color: #fff;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 16px;
}
.prod-head .buy:hover { background: #e85f00; text-decoration: none; }

/* ---------- 후기 카드 ---------- */
.review-list { list-style: none; padding: 0; margin: 16px 0 0; }
.review-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 18px;
  margin: 12px 0;
}
.review-card .top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.review-card .nick { font-size: 13px; color: var(--soft); font-weight: 600; }
.review-card .body { margin: 0; font-size: 16px; line-height: 1.7; white-space: pre-line; }

.review-group { margin: 36px 0 0; }
.review-group > h2 {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.review-group .cnt { font-size: 14px; font-weight: 600; color: var(--soft); }

/* ---------- CTA 카드 ---------- */
.cta-card {
  background: var(--accent-soft);
  border: 1px solid #FADFC7;
  border-radius: 16px;
  padding: 26px 22px;
  margin: 40px 0 0;
  text-align: center;
}
.cta-card h3 { margin: 0 0 8px; font-size: 20px; font-weight: 800; color: var(--ink); }
.cta-card p { margin: 0 0 16px; color: var(--muted); font-size: 15px; }
.cta-card a {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 800;
}
.cta-card a:hover { background: #e85f00; text-decoration: none; }

/* ---------- FAQ ---------- */
.faq-section { margin: 34px 0 0; }
.faq-section > h2 {
  font-size: 18px;
  color: var(--accent-ink);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 8px;
  margin: 0 0 6px;
}
.faq-q {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 4px 18px;
  margin: 12px 0;
}
.faq-q summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 17px;
  padding: 14px 0;
  list-style: none;
  position: relative;
  padding-right: 28px;
}
.faq-q summary::-webkit-details-marker { display: none; }
.faq-q summary::after {
  content: "+";
  position: absolute;
  right: 2px;
  top: 12px;
  font-size: 22px;
  color: var(--accent);
  font-weight: 400;
}
.faq-q[open] summary::after { content: "\2212"; }
.faq-q .a { padding: 0 0 16px; color: var(--muted); font-size: 16px; line-height: 1.75; }

/* ---------- 블로그 목록 ---------- */
.post-list { list-style: none; padding: 0; margin: 20px 0 0; }
.post-list li { border-bottom: 1px solid var(--line); padding: 18px 0; }
.post-list li:last-child { border-bottom: none; }
.post-list a { color: var(--ink); font-weight: 700; font-size: 18px; display: block; margin-bottom: 4px; }
.post-list a:hover { color: var(--accent-ink); text-decoration: none; }
.post-list .post-meta { color: var(--soft); font-size: 13px; }
.post-list .post-summary { color: var(--muted); font-size: 15px; margin-top: 4px; line-height: 1.6; }

/* ---------- 표 ---------- */
.tbl-wrap { overflow-x: auto; margin: 16px 0; }
table.info {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  font-size: 15px;
}
table.info th, table.info td {
  padding: 11px 13px;
  border-bottom: 1px solid var(--line-2);
  text-align: left;
  vertical-align: top;
}
table.info th { background: #FBF7F0; font-weight: 700; color: var(--muted); white-space: nowrap; }
table.info tr:last-child td { border-bottom: none; }

/* ---------- 푸터 ---------- */
footer.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 56px;
  padding: 28px 20px 40px;
  text-align: center;
  color: var(--soft);
  font-size: 13px;
}
footer.site-footer .links { margin-bottom: 10px; }
footer.site-footer .links a { color: var(--muted); margin: 0 8px; }

/* ---------- 반응형 ---------- */
@media (max-width: 480px) {
  body { font-size: 17px; }
  .hero { padding: 28px 0 8px; }
  .hero h1 { font-size: 26px; }
  .hero .lede { font-size: 16px; }
  article header h1 { font-size: 24px; }
  article h2 { font-size: 20px; }
  .prod-head .price { font-size: 22px; }
}