/* =============================================
   대구서부고 IB DP 홍보 웹페이지 - 모바일 최적화
   ============================================= */

/* === 기본 리셋 & 폰트 === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --blue-dark: #1a3a6b;
  --blue-main: #2c5aac;
  --blue-light: #4a7fd4;
  --blue-pale: #e8f0fb;
  --accent: #00a8e0;
  --accent-green: #27ae60;
  --accent-orange: #e67e22;
  --text-dark: #1a1a2e;
  --text-body: #3a3a4a;
  --text-muted: #6b7280;
  --bg-white: #ffffff;
  --bg-light: #f5f7fc;
  --border: #dde4f0;
  --shadow: 0 4px 20px rgba(44, 90, 172, 0.10);
  --shadow-hover: 0 8px 32px rgba(44, 90, 172, 0.18);
  --radius: 14px;
  --radius-sm: 8px;
}

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

body {
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
  background: var(--bg-white);
  overflow-x: hidden;
}

/* === 히어로 섹션 === */
.hero {
  position: relative;
  min-height: 100svh;
  background: linear-gradient(150deg, #0d2555 0%, #1a3a6b 40%, #2c5aac 80%, #1e7bbf 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--bg-white);
  clip-path: ellipse(55% 100% at 50% 100%);
}


/* 히어로 로고 영역 */
.hero-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
}

.hero-logo-school {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: contain;
  background: rgba(255,255,255,0.95);
  padding: 4px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.22);
}

/* IB 로고 검정 배경 제거 */
.logo-ib-img {
  mix-blend-mode: multiply;
  background: white !important;
}

.hero-logo-ib {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: contain;
  background: white;
  padding: 4px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.22);
}

/* 로고 사이 얇은 세로 구분선 */
.logo-divider {
  width: 1px;
  height: 64px;
  background-color: rgba(255,255,255,0.6);
  flex-shrink: 0;
}

/* 배지 구분선 */
.logo-divider-badge {
  background-color: rgba(255,255,255,0.45);
  height: 50px;
}

/* 푸터 구분선 */
.logo-divider-footer {
  background-color: rgba(255,255,255,0.35);
  height: 44px;
}

/* 연혁 배지 로고 */
.badge-logo-img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: contain;
  background: white;
  padding: 3px;
  flex-shrink: 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

/* 푸터 로고 */
.footer-logo-img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: contain;
  background: white;
  padding: 3px;
  flex-shrink: 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.25);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 480px;
}

.school-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1.5px solid rgba(255,255,255,0.4);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 20px;
  backdrop-filter: blur(6px);
}

.hero-title {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 8px;
  text-shadow: 0 2px 16px rgba(0,0,0,0.2);
}

.hero-subtitle {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  letter-spacing: 2.5px;
  margin-bottom: 24px;
}

.hero-desc {
  font-size: 15px;
  color: rgba(255,255,255,0.88);
  line-height: 1.8;
  margin-bottom: 36px;
}

.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--blue-main);
  font-weight: 700;
  font-size: 15px;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 6px 24px rgba(0,0,0,0.18);
  transition: transform 0.2s, box-shadow 0.2s;
}

.hero-btn:active {
  transform: scale(0.97);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 70px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  z-index: 1;
}

.hero-scroll-indicator span {
  display: block;
  width: 2px;
  height: 8px;
  background: rgba(255,255,255,0.5);
  border-radius: 2px;
  animation: scrollBounce 1.5s infinite;
}

.hero-scroll-indicator span:nth-child(2) { animation-delay: 0.2s; }
.hero-scroll-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes scrollBounce {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* === 스티키 네비게이션 === */
.sticky-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--blue-dark);
  box-shadow: 0 2px 12px rgba(26,58,107,0.25);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.sticky-nav::-webkit-scrollbar { display: none; }

.sticky-nav ul {
  display: flex;
  list-style: none;
  padding: 0 12px;
  gap: 0;
  min-width: max-content;
}

.sticky-nav ul li a {
  display: block;
  color: rgba(255,255,255,0.75);
  font-size: 14px;
  font-weight: 500;
  padding: 15px 14px;
  white-space: nowrap;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.sticky-nav ul li a:hover,
.sticky-nav ul li a.active {
  color: #fff;
  border-bottom-color: var(--accent);
}

/* === 섹션 공통 === */
.section {
  padding: 56px 0;
}

.bg-light {
  background: var(--bg-light);
}

.section-header {
  padding: 0 20px 32px;
  text-align: center;
}

.section-header.blue {
  background: linear-gradient(180deg, var(--blue-pale) 0%, transparent 100%);
  padding-top: 32px;
  margin-bottom: -8px;
}

.section-tag {
  display: inline-block;
  background: var(--blue-main);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  padding: 4px 14px;
  border-radius: 50px;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: 24px;
  font-weight: 800;
  color: var(--blue-dark);
  line-height: 1.3;
}

.section-body {
  padding: 0 20px;
}

.lead-text {
  font-size: 16px;
  color: var(--text-body);
  line-height: 1.9;
  margin-bottom: 28px;
}

.lead-text strong {
  color: var(--blue-main);
}

/* === IB DP 교육과정 다이어그램 === */
.curriculum-diagram {
  margin: 8px auto 36px;
  text-align: center;
}

.curriculum-diagram img {
  width: 100%;
  max-width: 520px;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 50%;
  box-shadow: 0 6px 28px rgba(0, 75, 143, 0.13);
}

.curriculum-diagram figcaption {
  margin-top: 12px;
  font-size: 13px;
  color: #6b7a8d;
  letter-spacing: 0.3px;
}

.diagram-copyright {
  text-align: center;
  font-size: 12px;
  color: #9aa3af;
  margin-top: -20px;
  margin-bottom: 32px;
  letter-spacing: 0.2px;
}

.subsection-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--blue-dark);
  margin: 32px 0 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.subsection-title i {
  color: var(--blue-main);
}

/* === IB 단계 카드 === */
.ib-stages {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 32px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.stage-card {
  flex: 1;
  min-width: 90px;
  background: #fff;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 10px;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.stage-card.active {
  border-color: var(--blue-main);
  background: var(--blue-pale);
}

.stage-icon {
  font-size: 22px;
  color: var(--blue-light);
  margin-bottom: 6px;
}

.stage-card.active .stage-icon {
  color: var(--blue-main);
}

.stage-label {
  font-size: 16px;
  font-weight: 800;
  color: var(--blue-dark);
}

.stage-school {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.stage-card p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

.stage-arrow {
  font-size: 14px;
  color: var(--blue-light);
  flex-shrink: 0;
}

/* === 교장 메시지 === */
.principal-message {
  position: relative;
  background: var(--blue-dark);
  color: #fff;
  border-radius: var(--radius);
  padding: 28px 24px;
  margin-top: 8px;
  overflow: hidden;
}

.principal-message::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  width: 100px;
  height: 100px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}

.pm-quote-mark {
  font-size: 60px;
  line-height: 0.8;
  color: rgba(255,255,255,0.15);
  font-family: Georgia, serif;
  margin-bottom: 12px;
}

.principal-message h3 {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 14px;
}

.principal-message h3 span {
  color: var(--accent);
}

.principal-message p {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255,255,255,0.85);
  margin-bottom: 20px;
}

.pm-author {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  text-align: right;
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 12px;
}

.pm-author strong {
  color: #fff;
}

/* === 핵심가치 카드 === */
.value-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 28px;
}

.value-card {
  background: #fff;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 8px;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.value-card:active {
  transform: scale(0.96);
  box-shadow: var(--shadow);
  border-color: var(--blue-main);
}

.value-card i {
  font-size: 22px;
  color: var(--blue-main);
  margin-bottom: 8px;
  display: block;
}

.value-card span {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
}

/* === 테이블 === */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 8px;
}

.info-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  background: #fff;
  font-size: 14px;
}

.info-table thead th {
  background: var(--blue-main);
  color: #fff;
  font-weight: 600;
  padding: 13px 14px;
  text-align: left;
  white-space: nowrap;
  font-size: 14px;
}

.info-table tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-body);
  vertical-align: middle;
  font-size: 14px;
}

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

.info-table tbody tr:nth-child(even) {
  background: var(--bg-light);
}

/* === 지원 카드 === */
.apply-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 8px;
}

.apply-row {
  display: flex;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}

.apply-row:last-child {
  border-bottom: none;
}

.apply-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  min-width: 90px;
}

.apply-value {
  font-size: 15px;
  color: var(--text-dark);
  font-weight: 500;
}

.apply-value.highlight {
  color: var(--blue-main);
  font-weight: 700;
  font-size: 16px;
}

/* === IB 학습자상 동심원 === */
.lp-orbit-wrap {
  display: flex;
  justify-content: center;
  padding: 20px 0 36px;
}

.lp-orbit {
  position: relative;
  width: 340px;
  height: 340px;
}

.orbit-ring {
  position: absolute;
  border-radius: 50%;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.ring-1 {
  width: 340px; height: 340px;
  border: 2px dashed rgba(26,107,181,0.2);
}
.ring-2 {
  width: 240px; height: 240px;
  border: 2px dashed rgba(26,107,181,0.25);
}

.orbit-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 110px; height: 110px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0a3d73, #1a6bb5);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 6px 24px rgba(10,61,115,0.35);
  z-index: 10;
  text-align: center;
}
.orbit-center i { font-size: 22px; margin-bottom: 5px; }
.orbit-center span { font-size: 11px; font-weight: 700; letter-spacing: 0.5px; line-height: 1.4; }

.lp-node {
  position: absolute;
  width: 72px; height: 72px;
  border-radius: 50%;
  background: white;
  box-shadow: 0 3px 14px rgba(10,61,115,0.15);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  text-align: center;
  transform: translate(-50%, -50%);
  border: 2px solid rgba(26,107,181,0.15);
  transition: transform 0.2s, box-shadow 0.2s;
}
.lp-node:hover {
  transform: translate(-50%, -50%) scale(1.12);
  box-shadow: 0 6px 22px rgba(10,61,115,0.28);
  border-color: #1a6bb5;
}
.lp-node i { font-size: 16px; color: #1a6bb5; }
.lp-node span { font-size: 9px; font-weight: 700; color: #0a3d73; line-height: 1.3; }

/* 바깥 원 6개 (r=155px, 60° 간격) */
.n1  { top: calc(50% - 155px); left: 50%; }
.n2  { top: calc(50% - 77.5px); left: calc(50% + 134px); }
.n3  { top: calc(50% + 77.5px); left: calc(50% + 134px); }
.n4  { top: calc(50% + 155px); left: 50%; }
.n5  { top: calc(50% + 77.5px); left: calc(50% - 134px); }
.n6  { top: calc(50% - 77.5px); left: calc(50% - 134px); }

/* 안쪽 원 4개 (r=108px, 90° 간격, 45° 회전) */
.n7  { top: calc(50% - 76px); left: calc(50% + 76px); }
.n8  { top: calc(50% + 76px); left: calc(50% + 76px); }
.n9  { top: calc(50% + 76px); left: calc(50% - 76px); }
.n10 { top: calc(50% - 76px); left: calc(50% - 76px); }

/* === 학습자상 그리드 === */
.learner-profile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.lp-item {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-body);
  font-weight: 500;
}

.lp-item i {
  color: var(--blue-main);
  font-size: 16px;
  min-width: 18px;
}

/* === 인용구 박스 === */
.quote-box {
  background: var(--blue-pale);
  border-left: 4px solid var(--blue-main);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 16px 18px;
  font-size: 15px;
  color: var(--blue-dark);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 28px;
}

/* === 점수 정보 === */
.score-info {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  background: #fff;
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 8px;
}

.score-item {
  text-align: center;
  min-width: 70px;
}

.score-num {
  font-size: 22px;
  font-weight: 800;
  color: var(--blue-main);
  line-height: 1;
}

.score-desc {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

.score-item.total .score-num {
  color: var(--accent);
  font-size: 28px;
}

.score-plus, .score-eq {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-muted);
}

/* === 아코디언 === */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.acc-item {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1.5px solid var(--border);
  transition: box-shadow 0.2s;
}

.acc-item.open {
  box-shadow: var(--shadow-hover);
  border-color: var(--blue-light);
}

.acc-header {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  -webkit-tap-highlight-color: transparent;
}

.acc-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 3px 9px;
  border-radius: 50px;
  flex-shrink: 0;
  color: #fff;
}

.acc-tag.g1 { background: #2c5aac; }
.acc-tag.g2 { background: #0ea5e9; }
.acc-tag.g3 { background: #8b5cf6; }
.acc-tag.g4 { background: #10b981; }
.acc-tag.g5 { background: #f59e0b; }
.acc-tag.g6 { background: #ef4444; }

.acc-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-dark);
  flex: 1;
}

.acc-icon {
  color: var(--text-muted);
  font-size: 13px;
  transition: transform 0.3s;
  flex-shrink: 0;
}

.acc-item.open .acc-icon {
  transform: rotate(180deg);
}

.acc-body {
  display: none;
  padding: 0 18px 18px;
  border-top: 1px solid var(--border);
  animation: fadeIn 0.2s ease;
}

.acc-item.open .acc-body {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.acc-body p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.8;
  margin-top: 14px;
  margin-bottom: 16px;
}

/* === 평가 막대 === */
.eval-bars {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}

.eval-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.eval-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.eval-bar {
  background: var(--bg-light);
  border-radius: 50px;
  height: 26px;
  overflow: hidden;
}

.eval-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--blue-main), var(--blue-light));
  border-radius: 50px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 10px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  min-width: 44px;
  transition: width 0.6s ease;
}

/* 내부평가 바는 붉은색 */
.eval-fill-ia {
  background: linear-gradient(90deg, #c0392b, #e74c3c);
}

.class-highlight {
  background: var(--blue-pale);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 14px;
  color: var(--blue-dark);
  line-height: 1.7;
  margin-top: 4px;
}

/* === 핵심과정 카드 === */
.core-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 28px;
}

.core-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 24px 20px;
  box-shadow: var(--shadow);
  border: 1.5px solid var(--border);
}

.core-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #fff;
  margin-bottom: 14px;
}

.core-icon.tok { background: linear-gradient(135deg, #8b5cf6, #6d28d9); }
.core-icon.ee  { background: linear-gradient(135deg, #10b981, #059669); }
.core-icon.cas { background: linear-gradient(135deg, #f59e0b, #d97706); }

.core-card h3 {
  font-size: 19px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.core-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px !important;
}

.core-card > p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 16px;
}

.core-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.core-list li {
  font-size: 14px;
  color: var(--text-body);
  display: flex;
  align-items: center;
  gap: 8px;
}

.core-list li i {
  color: var(--accent-green);
  font-size: 12px;
}

/* TOK 질문 */
.core-questions {
  background: #f5f0ff;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 13px;
}

.core-questions strong {
  display: block;
  color: #6d28d9;
  margin-bottom: 8px;
  font-size: 12px;
}

.core-questions ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 4px;
}

.core-questions ul li {
  color: #5b21b6;
  line-height: 1.5;
  font-style: italic;
}

/* EE 타임라인 */
.core-timeline {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.ct-item {
  background: #f0fdf4;
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  border-left: 3px solid var(--accent-green);
}

.ct-item span {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-green);
  display: block;
  margin-bottom: 4px;
}

.ct-item p {
  font-size: 12px;
  color: var(--text-body);
  margin: 0 !important;
}

/* CAS 타입 */
.cas-types {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.cas-type {
  flex: 1;
  text-align: center;
  padding: 10px 6px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  color: #fff;
}

.cas-type strong {
  display: block;
  font-size: 18px;
}

.cas-type.c { background: #8b5cf6; }
.cas-type.a { background: #f59e0b; }
.cas-type.s { background: #ef4444; }

/* === Pre-DP 카드 === */
.predp-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.predp-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 18px 14px;
  box-shadow: var(--shadow);
  border: 1.5px solid var(--border);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.predp-card:active {
  transform: scale(0.97);
  box-shadow: var(--shadow-hover);
}

.predp-icon {
  width: 48px;
  height: 48px;
  background: var(--blue-pale);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--blue-main);
  margin: 0 auto 12px;
}

.predp-card h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
  line-height: 1.3;
}

.predp-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* === 운영 리스트 === */
.operation-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.op-item {
  background: #fff;
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  box-shadow: var(--shadow);
  border: 1.5px solid var(--border);
}

.op-icon {
  width: 44px;
  height: 44px;
  background: var(--blue-pale);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--blue-main);
  flex-shrink: 0;
}

.op-content h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.op-content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* === 교육환경 그리드 === */
.facilities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.facility-item {
  background: #fff;
  border-radius: var(--radius);
  padding: 18px 12px 14px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1.5px solid var(--border);
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: pointer;
  position: relative;
}

.facility-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(10,61,115,0.14);
  border-color: var(--blue-main);
}

.facility-item:active {
  transform: scale(0.97);
}

.facility-camera {
  margin-top: 8px;
  font-size: 11px;
  color: var(--blue-main);
  opacity: 0.7;
}

.facility-icon {
  font-size: 28px;
  color: var(--blue-main);
  margin-bottom: 10px;
}

.facility-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.4;
}

/* === 시설 사진 모달 === */
.facility-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.facility-modal.active {
  display: flex;
}

.facility-modal-box {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  max-width: 720px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
  position: relative;
  animation: modalIn 0.25s ease;
}

@keyframes modalIn {
  from { transform: scale(0.92); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}

.facility-modal-close {
  position: absolute;
  top: 12px; right: 14px;
  background: rgba(0,0,0,0.5);
  border: none;
  color: white;
  width: 32px; height: 32px;
  border-radius: 50%;
  font-size: 14px;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.facility-modal-title {
  padding: 16px 20px 12px;
  font-size: 16px;
  font-weight: 700;
  color: var(--blue-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.facility-modal-title::before {
  content: '';
  display: inline-block;
  width: 4px; height: 18px;
  background: var(--blue-main);
  border-radius: 2px;
}

.facility-modal-img {
  width: 100%;
  display: block;
  max-height: 480px;
  object-fit: cover;
}

/* === 타임라인 === */
.timeline {
  position: relative;
  padding-left: 28px;
  margin-bottom: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue-main), var(--blue-light));
  border-radius: 2px;
}

.tl-item {
  position: relative;
  margin-bottom: 20px;
}

.tl-item::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 6px;
  width: 10px;
  height: 10px;
  background: var(--blue-main);
  border-radius: 50%;
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--blue-main);
}

.tl-year {
  font-size: 13px;
  font-weight: 800;
  color: var(--blue-main);
  margin-bottom: 4px;
}

.tl-content {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.6;
  background: #fff;
  padding: 13px 14px;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.tl-content.highlight-year {
  background: var(--blue-pale);
  color: var(--blue-dark);
  font-weight: 600;
  border-left: 3px solid var(--blue-main);
}

/* === IB 인증 배지 === */
.ib-badge-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: var(--blue-dark);
  color: #fff;
  border-radius: var(--radius);
  padding: 22px 20px;
  margin-top: 16px;
}

.ib-badge-text {
  text-align: center;
  flex: 1;
}

.ib-badge-text strong {
  font-size: 16px;
  display: block;
  margin-bottom: 4px;
}

.ib-badge-text span {
  font-size: 14px;
  color: rgba(255,255,255,0.82);
}

/* === 목소리 카드 === */
.voices {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.voice-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  border: 1.5px solid var(--border);
  position: relative;
}

.voice-card.student {
  border-top: 4px solid var(--blue-main);
}

.voice-card.teacher {
  border-top: 4px solid var(--accent-green);
}

.voice-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.voice-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #fff;
  flex-shrink: 0;
}

.student-av { background: var(--blue-main); }
.teacher-av { background: var(--accent-green); }

.voice-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-dark);
}

.voice-role {
  font-size: 13px;
  color: var(--text-muted);
}

.voice-card p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.8;
  font-style: italic;
}

.voice-card p::before {
  content: '"';
  font-size: 40px;
  line-height: 0.5;
  color: var(--border);
  float: left;
  margin-right: 6px;
  font-family: Georgia, serif;
}

/* === 푸터 === */
/* === 방문 상담 신청 섹션 === */
.consult-section {
  background: linear-gradient(135deg, #0a3d73 0%, #1a6bb5 100%);
  padding: 56px 24px;
  text-align: center;
}

.consult-inner {
  max-width: 600px;
  margin: 0 auto;
}

.consult-desc {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 10px;
  letter-spacing: 0.3px;
}

.consult-title {
  font-size: 24px;
  font-weight: 800;
  color: white;
  margin-bottom: 32px;
  line-height: 1.4;
}

.consult-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: white;
  color: #0a3d73;
  font-size: 16px;
  font-weight: 700;
  padding: 16px 36px;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  letter-spacing: 0.3px;
}

.consult-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.28);
  color: #0a3d73;
}

.consult-btn i {
  font-size: 18px;
  color: #1a6bb5;
}

.site-footer {
  background: var(--blue-dark);
  color: #fff;
  padding: 40px 24px;
  text-align: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 20px;
  flex-wrap: nowrap;
}

.footer-logo-text {
  flex: 1;
  min-width: 0;
}

.footer-logo-text strong {
  font-size: 17px;
  display: block;
  margin-bottom: 4px;
  white-space: nowrap;
}

.footer-logo-text p {
  font-size: 12px;
  color: rgba(255,255,255,0.65);
  letter-spacing: 1.5px;
  white-space: nowrap;
}

.footer-info p {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 4px;
}

.footer-small {
  font-size: 12px !important;
  color: rgba(255,255,255,0.45) !important;
  margin-top: 12px !important;
}

/* === 맨 위로 버튼 === */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 20px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--blue-main);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 16px;
  box-shadow: 0 4px 16px rgba(44,90,172,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.3s, transform 0.3s;
  z-index: 200;
  -webkit-tap-highlight-color: transparent;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:active {
  transform: scale(0.92);
}

/* === 반응형: 태블릿 이상 === */
@media (min-width: 520px) {
  .hero-title { font-size: 38px; }
  .section-body { padding: 0 28px; }
  .predp-cards { grid-template-columns: repeat(2, 1fr); }
  .facilities-grid { grid-template-columns: repeat(3, 1fr); }
  .core-cards { display: grid; grid-template-columns: 1fr; }

}

@media (min-width: 768px) {
  body { font-size: 17px; }
  .hero-title { font-size: 46px; }
  .section-header h2 { font-size: 27px; }
  .section-body { padding: 0 36px; max-width: 820px; margin: 0 auto; }
  .section-header { padding: 0 36px 32px; }
  .section-header.blue { padding-top: 32px; }
  .learner-profile-grid { grid-template-columns: repeat(3, 1fr); }
  .facilities-grid { grid-template-columns: repeat(4, 1fr); }
  .predp-cards { grid-template-columns: repeat(2, 1fr); }
  .core-cards { display: flex; flex-direction: row; align-items: flex-start; gap: 16px; }
  .core-card { flex: 1; }

}

@media (min-width: 1024px) {
  .hero-title { font-size: 52px; }
  .section-body { max-width: 920px; padding: 0 40px; }
}

/* === 유틸리티 === */
strong { font-weight: 700; }
em { font-style: italic; }