/* =============================
   育英学園 新サイト — 共通スタイル
   ============================= */

:root {
  --color-primary:     #3D6B47;  /* フォレストグリーン */
  --color-primary-sub: #5C8A5E;  /* ライトグリーン */
  --color-primary-bg:  #E8F0E9;  /* ペールグリーン */
  --color-accent:      #8B2635;  /* バーガンディ */
  --color-accent-sub:  #A63D4F;  /* ダスティレッド */
  --color-accent-bg:   #F5E8EA;  /* ペールレッド */
  --color-text:        #2C2C2C;
  --color-text-sub:    #666666;
  --color-bg:          #FAFAF7;  /* オフホワイト */
  --color-bg-sub:      #E8F0E9;  /* ペールグリーン背景 */
  --color-border:      #DDDDDD;

  --font-ja: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;

  --max-width:   1100px;
  --header-h:    80px;
  --marquee-h:   38px;  /* 最上部マーキー帯の高さ */
}

/* リセット */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-ja);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 15px;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* =============================
   ヘッダー
   ============================= */
/* マーキーがある場合はコンテンツを押し下げ */
body.has-marquee .site-main {
  margin-top: calc(var(--header-h) + var(--marquee-h));
}

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  z-index: 100;
  transition: background 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}
.site-header.scrolled {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
  border-bottom-color: transparent;
}
.site-header .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header .logo img {
  height: 44px;
  width: auto;
}
.site-header .logo a {
  display: block;
}

/* メインナビ */
.site-nav ul {
  display: flex;
  gap: 8px;
  align-items: center;
}
.site-nav a {
  display: block;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 4px;
  transition: background 0.2s;
}
.site-nav a:hover {
  background: var(--color-bg-sub);
}
.site-nav .btn-contact a {
  background: var(--color-primary);
  color: #fff;
  border-radius: 4px;
  padding: 8px 18px;
}
.site-nav .btn-contact a:hover {
  opacity: 0.85;
}

/* =============================
   メインコンテンツ余白
   ============================= */
.site-main {
  margin-top: var(--header-h);
}

/* =============================
   セクション共通
   ============================= */
.section {
  padding: 80px 24px;
}
.section.bg-sub {
  background: var(--color-bg-sub);
}
.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.section-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-primary);
}
.section-title-en {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: #999;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.section-desc {
  font-size: 14px;
  color: #666;
  margin-bottom: 40px;
}

/* =============================
   TOPヒーロースライダー
   ============================= */
.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  min-height: 320px;
  display: flex;
  align-items: center;
  /* featured newsがないときのフォールバック */
  background: linear-gradient(135deg, #2a4d32 0%, #3D6B47 100%);
}
.hero-slides {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}
.hero-slide.active {
  opacity: 1;
}
/* 画像の上に暗いオーバーレイをかけてテキストを読みやすくする */
.hero-slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.2) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 24px 72px;
  width: 100%;
}
/* ニュースバッジ（ヒーロー左下） */
.hero-news-badge {
  position: absolute;
  bottom: 56px;
  left: 0;
  z-index: 2;
  max-width: 560px;
}
.hero-news-badge a {
  display: flex;
  align-items: center;
  gap: 0;
  color: #fff;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(6px);
  text-decoration: none;
  transition: background 0.2s;
}
.hero-news-badge a:hover {
  background: rgba(0,0,0,0.75);
}
.hero-news-badge__label {
  background: var(--color-accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 12px 14px;
  white-space: nowrap;
  align-self: stretch;
  display: flex;
  align-items: center;
}
.hero-news-badge__text {
  font-size: 14px;
  line-height: 1.5;
  padding: 12px 16px;
}
.hero-news-badge__arrow {
  padding: 12px 16px 12px 0;
  font-size: 18px;
  opacity: 0.7;
}

/* ドットインジケーター */
.hero-dots {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  gap: 8px;
}
.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: background 0.3s;
  border: none;
  padding: 0;
}
.hero-dot.active {
  background: #fff;
}

/* =============================
   ヒーローバナー（固定ページ用）
   ============================= */
.page-hero {
  background: var(--color-primary);
  color: #fff;
  padding: 80px 24px 60px;
  text-align: center;
}
.page-hero h1 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 12px;
}
.page-hero p {
  font-size: 15px;
  opacity: 0.85;
}

/* =============================
   ピックアップカード
   ============================= */
.pickup-card {
  display: grid;
  grid-template-columns: 3fr 2fr;
  min-height: 480px;
  overflow: hidden;
  background: #111;
}
.pickup-card__image {
  position: relative;
  overflow: hidden;
  min-height: 300px; /* body側コンテンツ高さに依存せず常に表示エリアを確保 */
}
/* 複数枚スライドショー対応：全スライドを重ねてクロスフェード */
.pickup-slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease, transform 0.6s ease;
}
.pickup-slide.active {
  opacity: 1;
}
.pickup-card:hover .pickup-slide.active {
  transform: scale(1.03);
}
.pickup-card__body {
  background: linear-gradient(135deg, #2a4d32 0%, #3D6B47 100%);
  color: #fff;
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}
.pickup-card__label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  background: rgba(255,255,255,0.2);
  display: inline-block;
  padding: 4px 12px;
  border-radius: 3px;
  width: fit-content;
}
.pickup-card__date {
  font-size: 13px;
  opacity: 0.7;
}
.pickup-card__title {
  font-size: clamp(18px, 2.5vw, 26px);
  font-weight: 700;
  line-height: 1.5;
}
.pickup-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.5);
  padding: 10px 20px;
  border-radius: 4px;
  width: fit-content;
  margin-top: 8px;
  transition: background 0.2s;
}
.pickup-card__link:hover {
  background: rgba(255,255,255,0.15);
}
@media (max-width: 768px) {
  .pickup-card { grid-template-columns: 1fr; }
  .pickup-card__image { height: 240px; min-height: 240px; }
  .pickup-card__body { padding: 32px 24px; }
}

/* =============================
   お知らせリスト
   ============================= */
.news-list .item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}
.news-list .item:first-child {
  border-top: 1px solid var(--color-border);
}
.news-list .day {
  font-size: 13px;
  color: #888;
  white-space: nowrap;
  min-width: 90px;
}
.news-list .category {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 3px;
  white-space: nowrap;
  min-width: 80px;
  text-align: center;
}
.news-list .category.red     { background: #fde; color: var(--color-accent); }
.news-list .category.green   { background: #dfd; color: var(--color-primary); }
.news-list .category.youtube { background: #FF0000; color: #fff; }
.news-list .category.press  { background: #1a3a5c; color: #fff; }
.news-list .title-link {
  font-size: 14px;
  flex: 1;
}
.news-list .title-link a {
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.2s;
}
.news-list .title-link a:hover {
  color: var(--color-primary);
}
/* 緑の矢印ボタン */
.news-list .arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 14px;
  flex-shrink: 0;
  text-decoration: none;
  transition: opacity 0.2s;
}
.news-list .arrow:hover { opacity: 0.8; }

/* =============================
   ボタン共通
   ============================= */
.btn-primary {
  display: inline-block;
  padding: 12px 32px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  transition: opacity 0.2s;
}
.btn-primary:hover { opacity: 0.85; }
.btn-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s;
}
.btn-more:hover {
  background: var(--color-primary);
  color: #fff;
}
.btn-more--sm {
  padding: 6px 14px;
  font-size: 12px;
  border-width: 1.5px;
}

/* 視覚非表示・SEO有効（検索エンジンにはテキストを渡す） */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* =============================
   アンカーリンクのオフセット（固定ヘッダー＋内部ナビ分）
   ============================= */
section[id] {
  scroll-margin-top: 136px;
}

/* =============================
   学園についてページ
   ============================= */
.about-lead-title {
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.about-lead {
  font-size: 15px;
  line-height: 1.9;
  margin-bottom: 16px;
  color: var(--color-text);
}
.about-h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
  margin: 40px 0 12px;
  padding-left: 12px;
  border-left: 4px solid var(--color-primary);
}
.about-body {
  font-size: 14px;
  line-height: 1.9;
  margin-bottom: 12px;
  color: var(--color-text);
}
.about-list {
  margin: 8px 0 16px 0;
  padding-left: 20px;
}
.about-list li {
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text);
}
/* 約束3行の座布団 */
.promise-block {
  background: var(--color-accent-bg);
  border-radius: 8px;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 8px;
}
.promise-block p {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.6;
}
.about-promise-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 8px;
}
.about-promise-list li {
  font-size: clamp(15px, 1.8vw, 18px);
  font-weight: 700;
  line-height: 1.5;
  padding-left: 20px;
  border-left: 3px solid var(--color-primary);
  color: var(--color-text);
}
.about-pillar {
  display: flex;
  gap: 16px;
  margin: 24px 0;
  padding: 20px;
  background: var(--color-primary-bg);
  border-radius: 8px;
}
.about-pillar__num {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
  line-height: 1.6;
}
.about-pillar__title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-text);
}

/* =============================
   学園歌 歌詞
   ============================= */
.song-lyrics {
  background: var(--color-bg-sub);
  border-radius: 8px;
  padding: 24px 28px;
  margin-bottom: 24px;
}
.song-credit {
  font-size: 12px;
  color: #999;
  margin-bottom: 20px;
}
.song-verses {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.song-verse {
  flex: 1;
  min-width: 180px;
}
.song-verse__num {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
  letter-spacing: 0.1em;
}
.song-verse p:last-child {
  font-size: 13px;
  line-height: 2;
  color: #555;
}

/* =============================
   各キャンパス紹介カード
   ============================= */
.campus-info-card {
  background: #fff;
  border-radius: 8px;
  padding: 20px 24px;
  border-left: 4px solid var(--color-primary);
}
.campus-info-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.campus-info-card__tag {
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  flex-shrink: 0;
  letter-spacing: 0.05em;
}
.campus-info-card__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
}
.campus-info-card__address {
  font-size: 13px;
  color: #777;
  margin-bottom: 8px;
}
.campus-info-card__programs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.campus-info-card--link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.campus-info-card--link:hover {
  border-left-color: var(--color-accent);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.campus-info-card__programs li {
  font-size: 12px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 600;
}

/* =============================
   沿革タイムライン
   ============================= */
.history-timeline {
  border-left: 3px solid var(--color-primary);
  padding-left: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.history-item {
  display: flex;
  gap: 16px;
  align-items: baseline;
}
.history-year {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
  width: 90px;
}
.history-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
}

/* =============================
   プログラムリンク
   ============================= */
.program-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 32px;
}
.program-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border: 1.5px solid var(--color-primary-bg);
  border-radius: 40px;
  background: var(--color-primary-bg);
  color: var(--color-text);
  font-size: 15px;
  font-weight: 600;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.program-link:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.program-link:hover .program-link__icon { color: #fff; }
.program-link__icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
  transition: background 0.25s;
}
.program-link:hover .program-link__icon { background: rgba(255,255,255,0.25); }
@media (max-width: 768px) {
  .program-links { grid-template-columns: 1fr; }
}

/* =============================
   SNSリンク
   ============================= */
.sns-links {
  display: flex;
  gap: 40px;
  justify-content: center;
  align-items: center;
}
.sns-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  transition: transform 0.2s ease;
}
.sns-link:hover { transform: translateY(-4px); }
.sns-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: opacity 0.2s;
}
.sns-link:hover .sns-icon { opacity: 0.85; }
.sns-youtube  .sns-icon { background: #FF0000; }
.sns-facebook .sns-icon { background: #1877F2; }
.sns-instagram .sns-icon {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}
.sns-label {
  font-size: 12px;
  font-weight: 600;
  color: #666;
  letter-spacing: 0.05em;
}

/* =============================
   キャンパスマップ
   ============================= */
.campus-map {
  position: relative;
  display: block;
  max-width: 640px;
  margin: 0 auto;
}
.campus-map__bg {
  width: 100%;
  display: block;
  border-radius: 8px;
}
.campus-map__pin {
  position: absolute;
  display: flex;
  align-items: flex-start;
  gap: 6px;
  text-decoration: none;
  color: var(--color-primary);
  transition: color 0.25s;
}
.campus-map__pin:hover { color: var(--color-accent); }
.campus-map__dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
  transition: background 0.25s;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.campus-map__pin:hover .campus-map__dot { background: var(--color-accent); }
.campus-map__label {
  font-size: 11px;
  font-weight: 700;
  line-height: 1.5;
  background: rgba(255,255,255,0.92);
  padding: 3px 8px;
  border-radius: 4px;
  white-space: nowrap;
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
  transition: color 0.25s;
}

/* マップ＋詳細の2カラムレイアウト */
.campus-map-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 768px) {
  .campus-map-layout { grid-template-columns: 1fr; }
}

/* キャンパス詳細リスト */
.campus-detail-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.campus-detail {
  background: #fff;
  border-radius: 8px;
  padding: 16px 20px;
  border-left: 4px solid var(--color-primary);
}
.campus-detail__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.campus-detail__name {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
}
.campus-detail__address,
.campus-detail__tel {
  font-size: 12px;
  color: #777;
  margin-bottom: 4px;
}
.campus-detail__programs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 8px 0;
}
.campus-detail__programs li {
  font-size: 11px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 600;
}
.campus-detail__link {
  font-size: 12px;
  color: var(--color-primary);
  font-weight: 600;
}
.campus-detail__link:hover { color: var(--color-accent); }

/* =============================
   キャンパス一覧ページ：写真がそのまま見えるカード
   ============================= */
.campus-photo-card__img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.campus-photo-card:hover .campus-photo-card__img {
  transform: scale(1.03);
}
.campus-photo-card { overflow: hidden; }
.campus-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  padding: 2px 8px;
  border-radius: 20px;
  margin-left: 8px;
  vertical-align: middle;
}

/* =============================
   キャンパスカード hover → 育英レッド
   ============================= */
.campus-card__header {
  position: relative;
  padding: 40px 20px;
  text-align: center;
  color: #fff;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}
/* グリーンオーバーレイ（デフォルト）→ 赤半透明（hover）で写真が浮かぶ */
.campus-card__header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-primary);
  transition: background 0.4s ease;
}
.campus-card:hover .campus-card__header::before {
  background: rgba(139, 38, 53, 0.6);
}
/* スクロールで見えたら自動で写真を表示（PCはhoverが優先されるので実質モバイルのみ） */
.campus-card.auto-reveal .campus-card__header::before {
  background: rgba(61, 107, 71, 0.18);
  transition: background 1.2s ease;
}
/* タッチデバイス（スマホ）：初期から写真が見えるようにオーバーレイを薄くする */
@media (hover: none) {
  .campus-card__header::before {
    background: rgba(61, 107, 71, 0.3);
  }
}
/* テキストをオーバーレイの上に */
.campus-card__header > * {
  position: relative;
  z-index: 1;
}

/* =============================
   実績バナー（スクロールアニメーション）
   ============================= */
.stats-section {
  background: #f0f7f2;
  padding: 40px 24px;
  overflow: hidden;
}
.stats-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
  text-align: center;
  align-items: center;
}
.stat-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.5s ease, transform 1.5s ease;
}
.stat-item.visible {
  opacity: 1;
  transform: translateY(0);
}
.stat-number {
  font-size: 32px;
  font-weight: 700;
  color: #8B2635;
}
.stat-label {
  font-size: 13px;
  color: #666;
  margin-top: 4px;
}
.stat-divider {
  width: 1px;
  height: 48px;
  background: #ccc;
}

/* =============================
   学校紹介スライドショー
   ============================= */
.school-intro {
  background: linear-gradient(135deg, #2a4d32 0%, #3D6B47 100%);
  color: #fff;
  padding: 80px 24px;
}
.school-intro__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.school-intro__text { min-width: 0; }
.school-intro__images {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  min-height: 220px; /* aspect-ratioが効かないブラウザのフォールバック */
}
.school-img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.8s ease;
}
.school-img.active { opacity: 1; }
@media (max-width: 768px) {
  .school-intro__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .school-intro__images { order: -1; aspect-ratio: 16 / 9; min-height: 200px; }
}
.school-intro__eyebrow {
  font-size: 11px;
  letter-spacing: 0.25em;
  opacity: 0.6;
  margin-bottom: 8px;
  text-transform: uppercase;
  font-weight: 600;
}
.school-intro__sub {
  font-size: 13px;
  letter-spacing: 0.2em;
  opacity: 0.7;
  margin-bottom: 32px;
}

.school-slide {
  display: none;
  min-height: 160px;
  animation: schoolFadeIn 0.6s ease;
}
.school-slide.active { display: block; }
@keyframes schoolFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
/* タイトル（約束・哲学・ミッション）は小さなラベル扱い */
.school-slide__title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: 20px;
}

/* 約束：リスト — 中身を大きく */
.school-slide__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.school-slide__list li {
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 700;
  line-height: 1.5;
  padding-left: 20px;
  border-left: 3px solid rgba(255,255,255,0.45);
}

/* 哲学：dt（知識教育etc）を大きく、ddを小さく下に */
.school-slide__dl {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.school-slide__dl dt {
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 4px;
}
.school-slide__dl dd {
  font-size: 13px;
  line-height: 1.7;
  opacity: 0.7;
}

/* ミッション — 引用を大きく、説明を小さく */
.school-slide__mission {
  font-size: clamp(20px, 2.8vw, 30px);
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 6px;
}
.school-slide__mission-en {
  font-size: 13px;
  letter-spacing: 0.12em;
  opacity: 0.6;
  margin-bottom: 24px;
}
.school-slide__body {
  font-size: 13px;
  line-height: 1.85;
  opacity: 0.75;
}

/* ドットナビ */
.school-dots {
  display: flex;
  gap: 10px;
  margin-top: 36px;
}
.school-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.3s;
}
.school-dot.active { background: rgba(255,255,255,0.9); }

/* =============================
   グリッド（キャンパス・プログラム等）
   ============================= */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.1); }
.card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.card-body { padding: 20px; }
.card-title { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.card-desc { font-size: 13px; color: #666; line-height: 1.6; }

/* =============================
   フォーム
   ============================= */
.form-group { margin-bottom: 24px; }
.form-label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.form-label .required {
  font-size: 11px;
  background: var(--color-accent);
  color: #fff;
  padding: 1px 6px;
  border-radius: 3px;
  margin-left: 6px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 15px;
  font-family: var(--font-ja);
  transition: border-color 0.2s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.form-textarea { height: 160px; resize: vertical; }

/* =============================
   フッター
   ============================= */
.site-footer {
  background: #1a1a1a;
  color: #ccc;
  padding: 48px 24px 24px;
}
.site-footer .inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.site-footer .footer-logo img {
  height: 36px;
  margin-bottom: 16px;
  background: rgba(255,255,255,0.92);
  padding: 5px 10px;
  border-radius: 6px;
}
.site-footer .footer-desc {
  font-size: 13px;
  line-height: 1.8;
}
.site-footer h4 {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.site-footer ul li {
  margin-bottom: 8px;
}
.site-footer ul li a {
  font-size: 13px;
  color: #aaa;
  transition: color 0.2s;
}
.site-footer ul li a:hover { color: #fff; }
.site-footer .footer-bottom {
  border-top: 1px solid #333;
  padding-top: 20px;
  font-size: 12px;
  color: #777;
  text-align: center;
}
/* ユーティリティリンクバー（term・employment 等の secondary ページ） */
.footer-util {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.footer-util a {
  color: #888;
  text-decoration: none;
  padding: 2px 14px;
  border-right: 1px solid #444;
  line-height: 1;
  transition: color 0.2s;
}
.footer-util a:last-child { border-right: none; }
.footer-util a:hover { color: #ddd; }

/* =============================
   レスポンシブ
   ============================= */
/* =============================
   ハンバーガーメニュー
   ============================= */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 110;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (max-width: 768px) {
  .hamburger { display: flex; }

  .site-nav {
    display: none;
    position: fixed;
    top: var(--header-h); left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    padding: 8px 0;
    z-index: 100;
  }
  .site-nav.open { display: block; }
  .site-nav ul {
    flex-direction: column;
    gap: 0;
    max-width: none;
    padding: 0;
  }
  .site-nav ul li { border-bottom: 1px solid var(--color-border); }
  .site-nav ul li:last-child { border-bottom: none; }
  .site-nav ul li a {
    display: block;
    padding: 14px 24px;
    font-size: 15px;
  }
  .site-nav .btn-contact a {
    margin: 12px 24px;
    display: block;
    text-align: center;
    border-radius: 4px;
  }

  /* マーキーありのときはナビメニューをマーキーの下に出す */
  body.has-marquee .site-nav {
    top: calc(var(--header-h) + var(--marquee-h));
  }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .site-footer .footer-grid { grid-template-columns: 1fr 1fr; }
  .page-hero h1 { font-size: 26px; }
  .section-title { font-size: 22px; }
}
@media (max-width: 480px) {
  .site-footer .footer-grid { grid-template-columns: 1fr; }
  .news-list .item { flex-wrap: wrap; }
}

/* =============================
   セクション登場アニメーション
   ============================= */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================
   キャンパスカード ホバー強化
   ============================= */
.campus-card:hover .campus-card__header {
  background-size: 110%;  /* ズームイン（ホバーで写真が顕れるタイミングと同期） */
}
.campus-card .card-body {
  transform: translateY(4px);
  transition: transform 0.35s ease;
}
.campus-card:hover .card-body {
  transform: translateY(-4px);
}

/* =============================
   ニュースマーキー
   ============================= */
.news-marquee {
  background: #8B2635;
  color: #fff;
  overflow: hidden;
  height: var(--marquee-h);
  display: flex;
  align-items: center;
  position: fixed;
  top: var(--header-h); left: 0; right: 0;
  z-index: 99;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s ease;
}
.news-marquee:hover { background: #6e1d28; }
/* 左右のフェードマスク */
.news-marquee::before,
.news-marquee::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 60px;
  z-index: 1;
  pointer-events: none;
}
.news-marquee::before { left: 0;  background: linear-gradient(to right, #8B2635, transparent); }
.news-marquee::after  { right: 0; background: linear-gradient(to left,  #8B2635, transparent); }

.news-marquee__track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: marquee-scroll 28s linear infinite;
}
.news-marquee__track:hover { animation-play-state: paused; }

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.news-marquee__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0 40px;
}
.news-marquee__item::before {
  content: '◆';
  font-size: 7px;
  opacity: 0.5;
  flex-shrink: 0;
}
@media (max-width: 768px) {
  .news-marquee__item {
    font-size: 11px;
    padding: 0 28px;
  }
  .news-marquee__track {
    animation-duration: 20s; /* スマホは幅が狭いので少し速めに */
  }
}

/* =============================
   キャンパスページ内ナビ
   ============================= */
.campus-subnav {
  background: #f5f5f5;
  padding: 14px 24px;
  border-bottom: 1px solid #ddd;
  position: sticky;
  top: var(--header-h);
  z-index: 50;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
/* マーキーがある場合はマーキー分も下げる */
body.has-marquee .campus-subnav {
  top: calc(var(--header-h) + var(--marquee-h));
}
.campus-subnav__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  gap: 20px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}
.campus-subnav__inner a {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* 3つの教育グリッド */
.education-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 8px;
}
@media (max-width: 600px) {
  .education-grid {
    grid-template-columns: 1fr;
  }
}

/* =============================
   ディレクターメッセージ＋動画
   ============================= */
.director-block {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  background: #fff;
  border-left: 4px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
  padding: 16px 24px;
}
.director-block__text {
  flex: 1;
}
.director-block__video {
  flex-shrink: 0;
  width: 155px;
}
.director-block__video iframe {
  width: 155px;
  height: 276px; /* 9:16 */
  border: 0;
  border-radius: 8px;
  display: block;
}
@media (max-width: 600px) {
  .director-block {
    flex-direction: column;
  }
  .director-block__video {
    width: 100%;
  }
  .director-block__video iframe {
    width: 100%;
    height: auto;
    aspect-ratio: 9 / 16;
  }
}

/* =============================
   年間イベントフォトカード
   ============================= */
.event-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.event-card {
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.event-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.13);
}

/* 写真エリア */
.event-card__photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.event-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.event-card:hover .event-card__photo img {
  transform: scale(1.06);
}

/* SAMPLEウォーターマーク（CSSオーバーレイ） */
.event-card__photo::after {
  content: 'SAMPLE';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-20deg);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.25em;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.5);
  border: 3px solid rgba(255, 255, 255, 0.75);
  padding: 5px 16px;
  border-radius: 3px;
  pointer-events: none;
  white-space: nowrap;
}

/* カード下部 */
.event-card__body {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-top: 1px solid var(--color-border);
}
.event-card__icon {
  font-size: 20px;
  flex-shrink: 0;
  line-height: 1;
}
.event-card__name {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
}
.event-card__month {
  font-size: 11px;
  color: var(--color-text-sub);
  margin-top: 2px;
}

@media (max-width: 768px) {
  .event-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .event-card__photo::after {
    font-size: 16px;
    letter-spacing: 0.2em;
  }
}
@media (max-width: 480px) {
  .event-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
}

/* =============================
   TOPページ モバイル対応追加
   ============================= */

/* セクションpaddingを縮小（スマホで縦余白が大きすぎる） */
@media (max-width: 768px) {
  .section { padding: 48px 20px; }
  .school-intro { padding: 48px 20px; }

  /* キャンパスカード：タブレットで4→2列 */
  .grid-4 { grid-template-columns: 1fr 1fr; }

  /* 約束リストの長いテキストが折り返さないよう文字サイズ・パディングを調整 */
  .school-slide__list li { font-size: 14px; padding-left: 12px; }
}

/* スマホ（375px前後）の追加対応 */
@media (max-width: 540px) {
  /* キャンパスカード：2→1列 */
  .grid-4 { grid-template-columns: 1fr; }

  /* 実績バナーの縦区切り線：縦積み時に不自然なので非表示 */
  .stat-divider { display: none; }
  .stats-inner { gap: 20px; }

  /* CTAバナーのpadding縮小 */
  .stats-section { padding: 32px 20px; }
}

/* =============================
   ワードフェードイン（文字単位）
   ============================= */
.char-token {
  display: inline-block;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.45s ease, transform 0.45s ease;
  transition-delay: calc(var(--ci, 0) * 0.035s);
}
.char-token.lit {
  opacity: 1;
  transform: translateY(0);
}

/* =============================
   フォトライトボックス
   ============================= */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}
.lightbox.open {
  display: flex;
  animation: lbFadeIn 0.2s ease;
}
@keyframes lbFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.lightbox__img {
  max-width: min(88vw, 640px);
  max-height: 88vh;
  object-fit: contain;
  border-radius: 10px;
  cursor: default;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
}
.lightbox__close {
  position: absolute;
  top: 16px;
  right: 22px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 40px;
  line-height: 1;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px 8px;
  transition: color 0.2s;
}
.lightbox__close:hover { color: #fff; }

/* =============================
   フローティングCTAボタン
   ============================= */
.float-cta {
  position: fixed;
  bottom: 28px;
  right: 24px;
  z-index: 300;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
}
.float-cta.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.float-cta__btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  background: var(--color-accent);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  border-radius: 32px;
  box-shadow: 0 4px 18px rgba(139, 38, 53, 0.45);
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.float-cta__btn:hover {
  background: var(--color-accent-sub);
  box-shadow: 0 6px 24px rgba(139, 38, 53, 0.55);
  transform: translateY(-2px);
}
@media (max-width: 480px) {
  .float-cta { bottom: 16px; right: 16px; }
  .float-cta__btn { padding: 11px 18px; font-size: 13px; }
}

/* =============================
   YouTube 埋め込み pickup
   ============================= */
.pickup-card--video {
  cursor: default;
  align-items: center;
  background: linear-gradient(135deg, #2a4d32 0%, #3D6B47 100%);
}
.pickup-card__image--video {
  position: relative;
  align-self: stretch;
  background: #000;
  min-height: 0;
}
.pickup-card__image--video iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: 0;
}
.pickup-card__yt-btn {
  display: inline-block;
  margin-top: 8px;
  color: #f5c842;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}
.pickup-card__yt-btn:hover { text-decoration: underline; }
@media (max-width: 768px) {
  .pickup-card--video { grid-template-columns: 1fr; }
  .pickup-card__image--video { min-height: 0; }
}