/* 대형교습소철거 — primary #1B2A4A / accent #FFB703 / Pretendard / 매거진 2컬럼 + 대형 넘버링 */

:root {
  --primary: #1B2A4A;
  --primary-light: #2C4270;
  --accent: #FFB703;
  --text: #1c2230;
  --text-muted: #4a5468;
  --bg: #ffffff;
  --bg-soft: #F4F6FB;
  --border: #D8DEEA;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
  font-display: swap;
  color: var(--text);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 56px 0;
  border-bottom: 1px solid var(--border);
}

section:last-of-type {
  border-bottom: none;
}

h1, h2, h3 {
  color: var(--primary);
  line-height: 1.35;
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 4.5vw, 2.9rem);
  margin: 8px 0 20px;
}

h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  margin: 0 0 24px;
}

h3 {
  font-size: 1.2rem;
  margin: 12px 0 10px;
}

p {
  margin: 0 0 16px;
  color: var(--text);
}

/* 헤더 */
.site-header {
  background: var(--primary);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.logo {
  color: #fff;
  font-weight: 700;
  font-size: 1.2rem;
  text-decoration: none;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.main-nav a {
  color: #E6EAF5;
  text-decoration: none;
  font-size: 0.95rem;
  padding: 10px 14px;
  min-height: 44px;
  display: flex;
  align-items: center;
  border-radius: 4px;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.main-nav a.nav-cta {
  background: var(--accent);
  color: var(--primary);
  font-weight: 700;
}

.main-nav a.nav-cta:hover,
.main-nav a.nav-cta:focus-visible {
  background: #ffc733;
}

/* 히어로: 매거진 2컬럼 */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 48px;
}

.eyebrow {
  color: var(--accent);
  background: var(--primary);
  display: inline-block;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 6px 14px;
  border-radius: 999px;
  margin: 0 0 12px;
}

.lead {
  font-size: 1.05rem;
  color: var(--text-muted);
}

.hero-figure picture,
.hero-figure img {
  border-radius: 8px;
  overflow: hidden;
}

.hero-figure {
  margin: 0;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  background: var(--accent);
  color: var(--primary);
  font-weight: 700;
  text-decoration: none;
  border-radius: 6px;
  margin-top: 8px;
}

.cta-button:hover,
.cta-button:focus-visible {
  background: #ffc733;
}

.cta-button.large {
  font-size: 1.05rem;
  min-height: 52px;
  padding: 0 36px;
}

/* 핵심 내용: 대형 넘버링 그리드 */
.core-content {
  background: var(--bg-soft);
}

.numbered-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px 40px;
}

.numbered-item {
  position: relative;
  padding-top: 8px;
}

.numbered-item:nth-child(3) {
  grid-column: 1 / -1;
  max-width: 620px;
}

.big-number {
  display: block;
  font-size: 4rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  opacity: 0.9;
  margin-bottom: 4px;
}

.numbered-item h3 {
  margin-top: 0;
}

.numbered-item p {
  color: var(--text-muted);
}

/* 체크리스트 표 */
.table-scroll {
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 480px;
}

th, td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 0.98rem;
}

thead th {
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody td:first-child {
  color: var(--primary);
  font-weight: 700;
  white-space: nowrap;
}

/* 갤러리 */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.gallery-grid figure {
  margin: 0;
}

.gallery-grid picture,
.gallery-grid img {
  border-radius: 8px;
  overflow: hidden;
}

.gallery-grid figcaption {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 8px;
}

/* 주의사항 */
.caution-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 16px;
}

.caution-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--bg-soft);
  border-left: 4px solid var(--accent);
  padding: 14px 18px;
  border-radius: 4px;
}

.caution-list svg {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: var(--primary);
  margin-top: 2px;
}

.caution-list a,
.cautions p a {
  color: var(--primary);
  font-weight: 700;
  text-decoration: underline;
}

/* CTA 섹션 */
.cta-section {
  text-align: center;
  background: var(--primary);
  border-radius: 12px;
  padding: 48px 24px;
  color: #fff;
}

.cta-section h2 {
  color: #fff;
}

.cta-section p {
  color: #C9D2E8;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* 푸터 */
footer {
  background: var(--primary);
  color: #C9D2E8;
  padding: 40px 24px 32px;
}

footer nav {
  max-width: 1200px;
  margin: 0 auto 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
}

footer nav a {
  color: #C9D2E8;
  text-decoration: none;
  font-size: 0.9rem;
  padding: 10px 8px;
  min-height: 44px;
  display: flex;
  align-items: center;
}

footer nav a:hover,
footer nav a:focus-visible {
  color: var(--accent);
}

footer address {
  max-width: 1200px;
  margin: 0 auto;
  font-style: normal;
  font-size: 0.9rem;
  line-height: 1.8;
  color: #A9B4CE;
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 20px;
}

footer address a {
  color: var(--accent);
  text-decoration: none;
}

footer p {
  max-width: 1200px;
  margin: 16px auto 0;
  color: #8A97B8;
  font-size: 0.82rem;
}

/* 브레이크포인트 */
@media (max-width: 1280px) {
  main {
    max-width: 1040px;
  }
}

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .hero-figure {
    order: -1;
  }
  .numbered-item:nth-child(3) {
    max-width: none;
  }
}

@media (max-width: 768px) {
  section {
    padding: 40px 0;
  }
  .numbered-grid {
    grid-template-columns: 1fr;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .main-nav {
    gap: 0;
  }
  .main-nav a {
    padding: 8px 10px;
    font-size: 0.88rem;
  }
}

@media (max-width: 480px) {
  main {
    padding: 0 16px;
  }
  h1 {
    font-size: 1.7rem;
  }
  .big-number {
    font-size: 3rem;
  }
  .cta-section {
    padding: 36px 16px;
  }
  .header-inner {
    padding: 12px 16px;
  }
}

/* related-cards (관련 페이지 카드 그리드) */
.related-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 12px;
}
.related-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 16px;
  border: 1px solid var(--line, #ddd);
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  background: var(--paper, #fff);
  transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}
.related-card:hover,
.related-card:focus-visible {
  border-color: currentColor;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}
.related-card-arrow { opacity: 0.6; flex-shrink: 0; }
@media (max-width: 480px) {
  .related-cards { grid-template-columns: 1fr; }
}