/* =============================================
   STEPNOTCH — 공유 스타일시트
   이 파일 하나만 수정하면 전체 사이트에 반영됩니다
   ============================================= */

/* ─── CSS 변수 (여기서 전체 디자인 조정) ─── */
:root {
  /* 색상 */
  --cream: #FAF8F5;
  --cream-dark: #F2EDE5;
  --gold: #B8926A;
  --gold-light: #D4B896;
  --charcoal: #1C1C1A;
  --charcoal-mid: #3A3835;
  --gray: #8A8680;
  --gray-light: #C4C0BB;
  --border: #E2DDD6;
  --white: #FFFFFF;

  /* 폰트 크기 */
  --font-body: 16px;
  --font-small: 14px;
  --font-xs: 12px;
  --font-faq-q: 17px;
  --font-faq-a: 16px;
  --font-h1: 48px;
  --font-h2: 30px;
  --font-nav: 14px;
  --font-section-title: 52px;
  --font-hero-title: 72px;

  /* 간격 */
  --spacing-section: 100px;
  --spacing-container: 80px;
  --spacing-faq: 28px;

  /* 줄간격 */
  --line-height-body: 1.9;
  --line-height-faq: 1.95;
}

/* ─── 리셋 ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--cream);
  color: var(--charcoal);
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 300;
  font-size: var(--font-body);
  line-height: var(--line-height-body);
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* ─── HEADER ─── */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 0.5px solid var(--border);
  transition: box-shadow 0.3s ease;
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-container);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 26px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--charcoal);
  text-decoration: none;
  text-transform: uppercase;
}
.logo span { color: var(--gold); }
nav { display: flex; align-items: center; gap: 36px; }
nav a {
  font-size: var(--font-nav);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--charcoal-mid);
  text-decoration: none;
  transition: color 0.2s;
  position: relative;
}
nav a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 0.5px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
nav a:hover { color: var(--charcoal); }
nav a:hover::after, nav a.active::after { transform: scaleX(1); }
nav a.active { color: var(--charcoal); }
.header-cta {
  font-size: var(--font-xs);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--white);
  background: var(--charcoal);
  padding: 10px 24px;
  text-decoration: none;
  transition: background 0.2s;
}
.header-cta:hover { background: var(--gold); }

/* 모바일 메뉴 */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--charcoal);
  transition: all 0.3s;
}
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0; right: 0;
  background: rgba(250,248,245,0.98);
  backdrop-filter: blur(12px);
  border-bottom: 0.5px solid var(--border);
  padding: 16px 20px;
  z-index: 99;
  flex-direction: column;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: 16px;
  font-weight: 400;
  color: var(--charcoal-mid);
  text-decoration: none;
  padding: 16px 0;
  border-bottom: 0.5px solid var(--border);
  letter-spacing: 0.04em;
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { color: var(--gold); }

/* ─── 공통 레이아웃 ─── */
section { padding: var(--spacing-section) 0; }
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-container);
}

/* ─── 공통 텍스트 요소 ─── */
p {
  font-size: var(--font-body);
  font-weight: 300;
  line-height: var(--line-height-body);
  color: var(--charcoal-mid);
  margin-bottom: 16px;
  word-break: keep-all;
}
h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--font-h1);
  font-weight: 300;
  line-height: 1.1;
  color: var(--charcoal);
  margin-bottom: 24px;
  word-break: keep-all;
}
h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--font-h2);
  font-weight: 400;
  color: var(--charcoal);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 0.5px solid var(--border);
  word-break: keep-all;
}

/* ─── 섹션 레이블 ─── */
.section-label, .article-label, .page-label {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-label::before, .article-label::before, .page-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 0.5px;
  background: var(--gold);
}
.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--font-section-title);
  font-weight: 300;
  line-height: 1.1;
  color: var(--charcoal);
  margin-bottom: 16px;
  word-break: keep-all;
}
.section-desc {
  font-size: var(--font-body);
  font-weight: 300;
  color: var(--gray);
  line-height: var(--line-height-body);
  max-width: 520px;
  word-break: keep-all;
}

/* ─── 브레드크럼 ─── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 40px;
  font-size: var(--font-xs);
  color: var(--gray-light);
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--gray); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--gold); }

/* ─── 아티클 메타 ─── */
.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
  border-top: 0.5px solid var(--border);
  border-bottom: 0.5px solid var(--border);
  margin-bottom: 48px;
  font-size: var(--font-xs);
  color: var(--gray);
  letter-spacing: 0.04em;
  flex-wrap: wrap;
}

/* ─── 요약 박스 ─── */
.summary-box {
  background: var(--white);
  border-left: 2px solid var(--gold);
  padding: 28px 32px;
  margin-bottom: 48px;
}
.summary-title {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.summary-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.summary-label {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-light);
  margin-bottom: 4px;
}
.summary-value { font-size: var(--font-small); font-weight: 500; color: var(--charcoal); }

/* ─── FAQ ─── */
.faq-section { margin-bottom: 48px; }
.faq-section h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: var(--font-h2);
  font-weight: 400;
  color: var(--charcoal);
  margin-bottom: 32px;
  padding-bottom: 12px;
  border-bottom: 0.5px solid var(--border);
}
.faq-item {
  border-bottom: 0.5px solid var(--border);
  padding: var(--spacing-faq) 0;
}
.faq-q {
  font-size: var(--font-faq-q);
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: 14px;
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  word-break: keep-all;
}
.faq-q::before {
  content: 'Q';
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  font-weight: 400;
  color: var(--gold);
  flex-shrink: 0;
  line-height: 1.4;
}
.faq-a {
  font-size: var(--font-faq-a);
  font-weight: 300;
  color: var(--charcoal-mid);
  line-height: var(--line-height-faq);
  padding-left: 28px;
  word-break: keep-all;
}

/* ─── 비교 테이블 ─── */
.compare-table { width: 100%; border-collapse: collapse; margin: 24px 0 32px; font-size: var(--font-small); }
.compare-table th {
  background: var(--charcoal);
  color: var(--white);
  padding: 14px 20px;
  text-align: left;
  font-weight: 400;
  letter-spacing: 0.05em;
  font-size: var(--font-xs);
}
.compare-table td {
  padding: 14px 20px;
  border-bottom: 0.5px solid var(--border);
  color: var(--charcoal-mid);
  font-weight: 300;
  line-height: 1.7;
  word-break: keep-all;
}
.compare-table tr:nth-child(even) td { background: var(--cream-dark); }
.compare-table td:first-child { font-weight: 500; color: var(--charcoal); }

/* ─── 주의 박스 ─── */
.notice-box {
  background: var(--cream-dark);
  border: 0.5px solid var(--border);
  padding: 24px 28px;
  margin: 32px 0;
}
.notice-title {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 12px;
}
.notice-box p { font-size: var(--font-small); color: var(--gray); margin-bottom: 0; }

/* ─── 관련 포스팅 ─── */
.related { margin-top: 60px; padding-top: 40px; border-top: 0.5px solid var(--border); }
.related-title {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 24px;
}
.related-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); }
.related-card { background: var(--white); padding: 24px; text-decoration: none; transition: background 0.2s; }
.related-card:hover { background: var(--cream); }
.related-card-tag {
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}
.related-card-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 18px;
  font-weight: 400;
  color: var(--charcoal);
  line-height: 1.3;
  word-break: keep-all;
}

/* ─── 사이드바 ─── */
aside { position: sticky; top: 100px; padding-bottom: 60px; }
.aside-box {
  background: var(--white);
  border: 0.5px solid var(--border);
  padding: 28px;
  margin-bottom: 24px;
}
.aside-title {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.toc-list { list-style: none; }
.toc-list li { padding: 8px 0; border-bottom: 0.5px solid var(--border); }
.toc-list li:last-child { border-bottom: none; }
.toc-list a {
  font-size: var(--font-small);
  font-weight: 300;
  color: var(--charcoal-mid);
  text-decoration: none;
  transition: color 0.2s;
  display: block;
  word-break: keep-all;
}
.toc-list a:hover { color: var(--gold); }
.aside-info-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 0.5px solid var(--border);
  font-size: var(--font-small);
  gap: 8px;
}
.aside-info-item:last-child { border-bottom: none; }
.aside-info-label { color: var(--gray); font-weight: 300; }
.aside-info-value { color: var(--charcoal); font-weight: 500; text-align: right; }

/* ─── 버튼 ─── */
.btn-primary {
  font-size: var(--font-xs);
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--charcoal);
  padding: 16px 40px;
  text-decoration: none;
  transition: all 0.2s;
  display: inline-block;
}
.btn-primary:hover { background: var(--gold); }
.btn-secondary {
  font-size: var(--font-small);
  font-weight: 300;
  color: var(--charcoal-mid);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.2s;
}
.btn-secondary:hover { gap: 14px; }
.btn-secondary::after { content: '→'; }
.filter-btn {
  font-size: var(--font-xs);
  font-weight: 400;
  letter-spacing: 0.08em;
  padding: 8px 20px;
  border: 0.5px solid var(--border);
  background: var(--white);
  color: var(--charcoal-mid);
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--charcoal);
  color: var(--white);
  border-color: var(--charcoal);
}

/* ─── 카드 공통 ─── */
.post-card, .review-card {
  background: var(--white);
  padding: 40px 36px;
  text-decoration: none;
  transition: background 0.2s;
  display: flex;
  flex-direction: column;
}
.post-card:hover, .review-card:hover { background: var(--cream); }
.post-tag, .review-brand {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}
.post-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px;
  font-weight: 400;
  color: var(--charcoal);
  line-height: 1.3;
  margin-bottom: 14px;
  word-break: keep-all;
}
.post-excerpt {
  font-size: var(--font-small);
  font-weight: 300;
  color: var(--gray);
  line-height: 1.8;
  flex: 1;
  word-break: keep-all;
}
.post-meta {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 0.5px solid var(--border);
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--gray-light);
  flex-wrap: wrap;
  gap: 4px;
}
.tag {
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--charcoal-mid);
  background: var(--cream-dark);
  padding: 4px 10px;
  display: inline-block;
}

/* ─── 페이지 헤더 (카테고리 페이지) ─── */
.page-header { padding-top: 72px; background: var(--charcoal); padding-bottom: 80px; }
.page-header-inner { max-width: 1280px; margin: 0 auto; padding: 80px var(--spacing-container) 0; }
.page-header h1 { color: var(--white); }
.page-header .breadcrumb a { color: rgba(255,255,255,0.4); }
.page-header .breadcrumb span { color: rgba(255,255,255,0.25); }
.page-header .page-label { color: var(--gold-light); }
.page-header .page-label::before { background: var(--gold); }
.page-desc { font-size: var(--font-body); font-weight: 300; color: rgba(255,255,255,0.5); line-height: 1.8; max-width: 560px; word-break: keep-all; }

/* ─── 포스팅 페이지 레이아웃 ─── */
.page-wrapper {
  padding-top: calc(72px + 60px);
  max-width: 1280px;
  margin: 0 auto;
  padding-left: var(--spacing-container);
  padding-right: var(--spacing-container);
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 80px;
  align-items: start;
}
main { padding-bottom: 60px; }
.article-section { margin-bottom: 48px; }

/* ─── 그리드 레이아웃 ─── */
.posts-grid, .reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); }
.related-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); }

/* ─── FOOTER ─── */
footer { background: var(--charcoal); padding: 60px var(--spacing-container); margin-top: 80px; }
.footer-inner { max-width: 1280px; margin: 0 auto; }
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 48px;
  border-bottom: 0.5px solid rgba(255,255,255,0.08);
}
.footer-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--white);
  text-decoration: none;
  text-transform: uppercase;
}
.footer-logo span { color: var(--gold); }
.footer-brand-desc {
  font-size: var(--font-small);
  font-weight: 300;
  color: rgba(255,255,255,0.4);
  line-height: 1.8;
  margin-top: 16px;
  word-break: keep-all;
}
.footer-col-title {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: var(--font-small);
  font-weight: 300;
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: rgba(255,255,255,0.8); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copy { font-size: var(--font-xs); font-weight: 300; color: rgba(255,255,255,0.25); }

/* ─── 모바일 반응형 ─── */
@media (max-width: 1100px) {
  :root { --spacing-container: 48px; }
  .posts-grid, .reviews-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  :root {
    --spacing-container: 32px;
    --font-section-title: 40px;
    --font-hero-title: 52px;
    --font-h1: 40px;
  }
  .page-wrapper { grid-template-columns: 1fr; gap: 40px; }
  aside { position: static; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .posts-grid, .reviews-grid { grid-template-columns: 1fr; }
  .summary-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root {
    --spacing-container: 20px;
    --spacing-section: 60px;
    --font-h1: 34px;
    --font-h2: 26px;
    --font-section-title: 32px;
    --font-hero-title: 40px;
    --font-faq-q: 16px;
    --font-faq-a: 15px;
  }

  /* 네비 숨기기, 모바일 버튼 표시 */
  nav { display: none !important; }
  .header-cta { display: none; }
  .mobile-menu-btn { display: flex; }
  .header-inner { padding: 0 20px; }

  /* 헤더 */
  .page-header-inner { padding: 48px 20px 0; }

  /* 테이블 스크롤 */
  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .compare-table { min-width: 500px; }

  /* 그리드 1열 */
  .posts-grid, .reviews-grid, .related-grid { grid-template-columns: 1fr; }
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  footer { padding: 40px 20px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

  /* 카드 패딩 */
  .post-card, .review-card { padding: 28px 20px; }
  .aside-box { padding: 20px; }
  .summary-box { padding: 20px; }

  /* 필터 */
  .filter-bar { gap: 8px; }
  .filter-btn { font-size: 11px; padding: 7px 14px; }

  /* FAQ */
  .faq-a { padding-left: 20px; }
  .faq-item { padding: 20px 0; }
}

@media (max-width: 480px) {
  :root {
    --font-h1: 28px;
    --font-hero-title: 34px;
    --font-section-title: 28px;
  }
  .summary-grid { grid-template-columns: 1fr; }
  .post-card, .review-card { padding: 24px 16px; }
}