/* =========================================================
   R.Julius一般財団法人 — 財団ホームページ
   清潔感と誠実さを大切にした、装飾を抑えたトーン
   （白ベース＋ネイビー＋ゴールドのアクセント）
   ========================================================= */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f6f3ec;       /* 生成り（ゴールドに寄せたクリーム） */
  --color-ink: #1e2740;          /* ダークネイビー（本の装丁色） */
  --color-ink-soft: #5c647a;
  --color-accent: #b89248;       /* ゴールド */
  --color-accent-2: #1e2740;     /* ダークネイビー */
  --color-accent-soft: #f1e9d6;  /* 淡いゴールド */
  --color-line: #e7e1d3;

  --font-sans: "Noto Sans JP", system-ui, -apple-system, sans-serif;
  --font-serif: "Noto Serif JP", serif;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 10px rgba(20, 26, 46, 0.07);
  --shadow-md: 0 10px 30px rgba(20, 26, 46, 0.12);
  --container: 1120px;
  --header-h: 68px;
}

/* ---------- リセット ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  /* 日本語は文節（<wbr>）でのみ折り返し、単語の途中で改行しない */
  word-break: keep-all;
  overflow-wrap: break-word;
  line-break: strict;
}

h1, h2, h3, h4, p, ul, ol, dl, dd { margin: 0; }
ul, ol { list-style: none; padding: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ユーティリティ: スマホだけで改行する <br class="visible-sp">（PCでは改行しない） */
br.visible-sp { display: none; }
@media (max-width: 720px) {
  br.visible-sp { display: inline; }
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}
.container--narrow { max-width: 820px; }

/* =========================================================
   画像の保護（抑止策 1〜8）
   ========================================================= */

/* 抑止策2: ドラッグ禁止 / 抑止策3: モバイル長押し保存対策 / 抑止策5: テキスト選択禁止 */
.protected-bg,
.hero-bg,
.thumb-media,
.lightbox-stage {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
  user-drag: none;
  -webkit-touch-callout: none;   /* iOS の長押しメニュー抑止 */
  -webkit-tap-highlight-color: transparent;
  pointer-events: auto;
}

/* 抑止策4: img タグを使わず background-image で表示（共通設定） */
.protected-bg {
  position: relative;          /* ::after オーバーレイを各画像内に閉じ込める（ヘッダー等のクリックを遮らない） */
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--color-accent-soft);  /* 画像未配置時のプレースホルダー色 */
}

/* 抑止策4補足: 透明オーバーレイで画像要素そのものに触れさせない */
.protected-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: transparent;
  z-index: 2;
  pointer-events: none;  /* クリック・タップを下の要素に通過させる（ボタン等の操作を妨げない） */
}

/* =========================================================
   ヘッダー / ナビ
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-ink);   /* 白ロゴが映えるネイビーの帯 */
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

/* ロゴ（白エンブレム）＋財団名 */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-ink);
}
.brand-logo {
  display: inline-block;
  flex-shrink: 0;
  width: 54px;
  height: 46px;
  background-size: contain;
  background-position: center;
  background-color: transparent;
}
.brand-text {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  line-height: 1.3;
}
.brand--white { color: #fff; }
.site-footer .brand-logo { width: 72px; height: 61px; }

.nav-list {
  display: flex;
  gap: 26px;
  align-items: center;
}

.nav-list a {
  font-size: 0.92rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.82);
  transition: color 0.2s;
}
.nav-list a:hover,
.nav-list a[aria-current="page"] { color: var(--color-accent); }

.nav-list .nav-cta {
  color: #fff;
  background: var(--color-accent);
  padding: 8px 18px;
  border-radius: 999px;
}
.nav-list .nav-cta:hover,
.nav-list .nav-cta[aria-current="page"] { color: #fff; background: #a57f38; }

/* 100年プロジェクトのドロップダウン（PC） */
.has-sub { position: relative; }
.has-sub > a::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-3px) rotate(45deg);
}
.sub-list {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  min-width: 250px;
  padding: 10px 0;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 6px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
}
.sub-list::before {   /* マウス移動中に閉じないための透明な橋渡し */
  content: "";
  position: absolute;
  top: -14px;
  left: 0;
  right: 0;
  height: 14px;
}
.has-sub:hover .sub-list,
.has-sub:focus-within .sub-list {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}
.sub-list a {
  display: block;
  color: var(--color-ink-soft);
  padding: 9px 22px;
  white-space: nowrap;
}
.sub-list a:hover { background: var(--color-bg-alt); }
.sub-num {
  display: inline-block;
  min-width: 2em;
  font-family: var(--font-serif);
  color: var(--color-accent);
  font-weight: 700;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 42px;
  height: 42px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 9px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* 開いたとき（aria-expanded="true"）はハンバーガーを × に変形 */
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =========================================================
   ボタン
   ========================================================= */
.btn {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  border: 2px solid transparent;
  text-align: center;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-ghost {
  background: transparent;
  border-color: #fff;
  color: #fff;
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.15); }
.btn-outline {
  background: transparent;
  border-color: var(--color-ink);
  color: var(--color-ink);
}
.btn-outline:hover { background: var(--color-ink); color: #fff; }

/* Stripe決済リンク未設定のあいだは押せない状態で表示 */
.btn.is-pending {
  background: #c9c4b8;
  color: #fff;
  box-shadow: none;
  cursor: not-allowed;
  pointer-events: none;
}

.text-link {
  color: var(--color-accent);
  font-weight: 700;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}
.text-link::after { content: " →"; }

/* =========================================================
   トップ：ヒーロー
   ========================================================= */
.hero {
  background: var(--color-ink);
  color: #fff;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 56px;
  align-items: center;
  padding-block: 72px 80px;
}
.hero-eyebrow {
  font-size: 0.88rem;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 18px;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.1rem, 4.2vw, 3.3rem);
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}
.hero-sub {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  font-weight: 500;
  margin-bottom: 26px;
  letter-spacing: 0.04em;
}
.hero-lead {
  font-size: 0.98rem;
  line-height: 2;
  opacity: 0.88;
}

/* 講座・ワークの写真コラージュ（大小のタイルを組み合わせる） */
.hero-collage {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(4, 1fr);
  grid-template-areas:
    "a a b b"
    "a a c d"
    "e f g g"
    "h h g g";
  gap: 10px;
  aspect-ratio: 4 / 3;
}
.hero-tile {
  border-radius: 10px;
  background-color: rgba(255, 255, 255, 0.06);
}
.hero-tile--1 { grid-area: a; }
.hero-tile--2 { grid-area: b; }
.hero-tile--3 { grid-area: c; }
.hero-tile--4 { grid-area: d; }
.hero-tile--5 { grid-area: e; }
.hero-tile--6 { grid-area: f; }
.hero-tile--7 { grid-area: g; }
.hero-tile--8 { grid-area: h; }

/* =========================================================
   下層ページの見出し
   ========================================================= */
.page-hero {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-line);
  padding-block: 64px 56px;
  text-align: center;
}
.page-hero .section-eyebrow { margin-bottom: 10px; }
.page-title {
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.04em;
}
.page-subtitle {
  margin-top: 14px;
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: var(--color-ink-soft);
}

.breadcrumb {
  font-size: 0.8rem;
  color: var(--color-ink-soft);
  margin-bottom: 22px;
}
.breadcrumb ol { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.breadcrumb li + li::before { content: "/"; margin-right: 6px; opacity: 0.5; }
.breadcrumb a:hover { color: var(--color-accent); }

/* =========================================================
   セクション共通
   ========================================================= */
.section { padding-block: 88px; }
.section-alt { background: var(--color-bg-alt); }
.section--tight { padding-block: 64px; }

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 40px;
}
.section-eyebrow {
  font-size: 0.82rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  font-weight: 700;
  line-height: 1.55;
  margin-bottom: 16px;
}
.section-desc {
  color: var(--color-ink-soft);
  font-size: 1rem;
}
.section-foot {
  margin-top: 40px;
  text-align: center;
}

/* 本文（読み物） */
.prose p { margin-bottom: 1.2em; color: var(--color-ink); }
.prose p:last-child { margin-bottom: 0; }
.prose strong { font-weight: 700; }
.prose h3 {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.6vw, 1.45rem);
  font-weight: 700;
  line-height: 1.6;
  margin: 2.4em 0 0.9em;
  padding-left: 14px;
  border-left: 3px solid var(--color-accent);
}
.prose h3:first-child { margin-top: 0; }
.prose ul { margin-bottom: 1.2em; }
.prose ul li {
  position: relative;
  padding-left: 1.2em;
  margin-bottom: 0.4em;
}
.prose ul li::before {
  content: "";
  position: absolute;
  left: 0.2em;
  top: 0.75em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.lead-statement {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2.4vw, 1.35rem);
  font-weight: 700;
  line-height: 1.9;
  text-align: center;
  margin-bottom: 36px;
}

/* 強調ブロック（キーメッセージ） */
.highlight {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 28px 32px;
  margin: 32px 0;
}
.section-alt .highlight { background: #fff; }
.highlight p { margin-bottom: 0.6em; }
.highlight p:last-child { margin-bottom: 0; }
.highlight-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 0.8em;
}

/* 問いかけ（絵本ページ） */
.question-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 24px;
}
.question-list li {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  padding: 6px 18px;
  font-size: 0.95rem;
}
.question-list--quiet li { background: var(--color-bg-alt); }
.prose .question-list li { padding: 6px 18px; margin-bottom: 0; }
.prose .question-list li::before { display: none; }

/* =========================================================
   100年プロジェクト カード
   ========================================================= */
.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.project-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 32px 30px 28px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.project-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}
.project-card--jf {
  grid-column: 1 / -1;
  flex-direction: row;
  align-items: center;
  gap: 40px;
  background: var(--color-bg-alt);
}
.jf-card-text { flex: 1; display: flex; flex-direction: column; gap: 10px; }
.project-card--jf .principle-diagram { flex: 0 0 280px; }

.project-num {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--color-accent);
}
.project-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.55;
}
.project-text {
  font-size: 0.93rem;
  color: var(--color-ink-soft);
  flex: 1;
}
.project-more {
  margin-top: 6px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-accent);
}
.project-more::after { content: " →"; }

/* =========================================================
   JF教育とは：4つの原則 / JFの4つの意味
   ========================================================= */
.principle-diagram {
  margin: 0 auto 36px;
  max-width: 440px;
}
.principle-diagram svg { display: block; width: 100%; height: auto; overflow: visible; }
.pd-arc { fill: none; stroke: var(--color-accent); stroke-width: 1.6; }
.pd-arrowhead { fill: none; stroke: var(--color-accent); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.pd-spoke { stroke: var(--color-line); stroke-width: 1.4; stroke-dasharray: 3 4; }
.pd-core { fill: var(--color-ink); }
.pd-core-text {
  fill: #fff;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  text-anchor: middle;
  letter-spacing: 0.04em;
}
.pd-node circle { fill: #fff; stroke: var(--color-line); stroke-width: 1.4; }
.pd-en {
  fill: var(--color-accent);
  font-family: var(--font-serif);
  font-size: 9.5px;
  letter-spacing: 0.12em;
  text-anchor: middle;
}
.pd-ja {
  fill: var(--color-ink);
  font-family: var(--font-serif);
  font-size: 25px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-anchor: middle;
}
.principle-diagram--compact { max-width: 300px; margin: 0; }

.signature {
  margin-top: 20px;
  text-align: right;
  font-family: var(--font-serif);
  color: var(--color-ink-soft);
}

.meaning-list {
  display: grid;
  gap: 16px;
}
.meaning {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  align-items: start;
  padding: 24px 26px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.meaning-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
}
.meaning-en {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.meaning-ja {
  display: inline-block;
  margin-left: 6px;
  font-size: 0.9rem;
  color: var(--color-ink-soft);
  font-weight: 500;
}
.meaning-text { margin-top: 6px; color: var(--color-ink-soft); }
.meaning-note { margin-top: 6px; font-size: 0.82rem; color: var(--color-ink-soft); opacity: 0.85; }

/* =========================================================
   年表（チームの歩み）
   ========================================================= */
.timeline {
  position: relative;
  margin-top: 8px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 104px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--color-line);
}
.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 28px;
  padding-bottom: 32px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: 99px;
  top: 9px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--color-accent);
}
.timeline-year {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.6;
  text-align: right;
  padding-right: 20px;
}
.timeline-body li {
  position: relative;
  padding-left: 1.1em;
  margin-bottom: 0.5em;
}
.timeline-body li::before {
  content: "・";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}
.timeline-sub {
  display: block;
  font-size: 0.9rem;
  color: var(--color-ink-soft);
}

/* 未来への展望 */
.vision {
  background: var(--color-ink);
  color: #fff;
}
.vision .section-eyebrow { color: var(--color-accent); }
.vision .prose p { color: rgba(255, 255, 255, 0.9); }
.vision-closing {
  margin-top: 28px;
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  font-weight: 700;
  line-height: 1.9;
  text-align: center;
}

/* =========================================================
   作品紹介（テキスト / 絵本）
   ========================================================= */
.book-intro {
  max-width: 760px;
  margin: 0 auto 44px;
  text-align: center;
}
.book-intro-title {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.6vw, 1.5rem);
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-ink);
}
.book-intro p { color: var(--color-ink-soft); margin-bottom: 6px; }

/* 現物（製本版）書籍の写真 */
.physical {
  max-width: 760px;
  margin: 0 auto 48px;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.physical-media {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  background-color: #fff;       /* 製本写真は白背景なので白で */
}

/* 絵本ラインナップ */
.lineup {
  display: grid;
  gap: 20px;
}
.lineup-year {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  padding: 22px 26px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.lineup-label {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--color-accent);
}
.lineup-books li { padding: 4px 0; }
.lineup-books li + li { border-top: 1px dashed var(--color-line); }
.lineup-title { font-family: var(--font-serif); font-weight: 700; }
.lineup-note { margin-left: 10px; font-size: 0.88rem; color: var(--color-ink-soft); }

/* =========================================================
   ページ目次（サムネイル一覧）
   ========================================================= */
.gallery-hint {
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-ink-soft);
  margin-bottom: 24px;
}
.gallery {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
}

.thumb {
  width: min(200px, 42vw);
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  text-align: center;
}
.thumb-media {
  position: relative;        /* ::after オーバーレイの基準 */
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}
.thumb:hover .thumb-media,
.thumb:focus-visible .thumb-media {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.thumb-caption {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-ink-soft);
}

.vision-sub {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.6em;
  font-weight: 500;
  opacity: 0.85;
}

/* プロジェクト間の移動 */
.pager {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: center;
  border-top: 1px solid var(--color-line);
  padding-top: 32px;
}
.pager-link {
  display: flex;
  flex-direction: column;
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.5;
}
.pager-link span:first-child {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--color-accent);
}
.pager-link:hover { color: var(--color-accent); }
.pager-prev::before { content: "← "; color: var(--color-accent); font-size: 0.8rem; }
.pager-next { text-align: right; }
.pager-index {
  font-size: 0.85rem;
  padding: 9px 20px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  color: var(--color-ink-soft);
}
.pager-index:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* =========================================================
   準備中
   ========================================================= */
.coming-soon {
  max-width: 640px;
  margin-inline: auto;
  padding: 56px 32px;
  text-align: center;
  border: 1px dashed var(--color-line);
  border-radius: var(--radius-lg);
  background: #fff;
}
.coming-soon-label {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 12px;
}
.coming-soon p { color: var(--color-ink-soft); }
.coming-soon .btn { margin-top: 28px; }

/* =========================================================
   寄付・支援
   ========================================================= */
.use-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.use-card {
  padding: 26px 22px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.use-card .project-num { display: block; margin-bottom: 8px; }
.use-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.6;
  margin-bottom: 8px;
}
.use-card p:last-child { font-size: 0.9rem; color: var(--color-ink-soft); }

.donate-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 900px;
  margin-inline: auto;
}
.donate-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 36px 32px 32px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
}
.donate-card--main { border: 2px solid var(--color-accent); }
.donate-badge {
  align-self: center;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #fff;
  background: var(--color-accent);
  padding: 4px 14px;
  border-radius: 999px;
}
.donate-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
}
.donate-card p { color: var(--color-ink-soft); font-size: 0.94rem; flex: 1; }
.donate-card .btn { margin-top: 8px; }

.pay-note {
  max-width: 900px;
  margin: 24px auto 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-ink-soft);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  counter-reset: step;
}
.step {
  position: relative;
  padding: 28px 22px 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  counter-increment: step;
}
.step::before {
  content: "STEP " counter(step);
  display: block;
  font-family: var(--font-serif);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  margin-bottom: 8px;
}
.step-title { font-weight: 700; margin-bottom: 6px; }
.step p:last-child { font-size: 0.9rem; color: var(--color-ink-soft); }

.notes {
  max-width: 820px;
  margin-inline: auto;
}
.notes li {
  position: relative;
  padding: 14px 0 14px 1.4em;
  border-bottom: 1px solid var(--color-line);
  font-size: 0.93rem;
  color: var(--color-ink-soft);
}
.notes li::before {
  content: "※";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

/* 寄付への導線（トップ等） */
.cta-band {
  background: var(--color-ink);
  color: #fff;
  text-align: center;
}
.cta-band .section-title { color: #fff; }
.cta-band .section-desc { color: rgba(255, 255, 255, 0.85); margin-bottom: 30px; }

/* =========================================================
   FAQ（details / summary）
   ========================================================= */
.faq-group + .faq-group { margin-top: 48px; }
.faq-group-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 14px;
  padding-left: 14px;
  border-left: 3px solid var(--color-accent);
}
.faq-item {
  border-bottom: 1px solid var(--color-line);
}
.faq-item summary {
  position: relative;
  display: grid;
  grid-template-columns: 32px 1fr 20px;
  gap: 10px;
  align-items: start;
  padding: 20px 4px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "Q";
  font-family: var(--font-serif);
  color: var(--color-accent);
  font-size: 1.1rem;
  line-height: 1.6;
}
.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  line-height: 1.2;
  color: var(--color-ink-soft);
  text-align: center;
}
.faq-item[open] summary::after { content: "−"; }
.faq-answer {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 10px;
  padding: 0 4px 22px;
  color: var(--color-ink-soft);
}
.faq-answer::before {
  content: "A";
  font-family: var(--font-serif);
  color: var(--color-ink);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.6;
}
.faq-answer p + p { margin-top: 0.6em; }
.faq-answer a { color: var(--color-accent); font-weight: 700; border-bottom: 1px solid currentColor; }

/* =========================================================
   プライバシーポリシー（規約文）
   ========================================================= */
.policy { font-size: 0.95rem; }
.policy > p { margin-bottom: 1.4em; }
.policy h2 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 2.4em 0 0.8em;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}
.policy p { margin-bottom: 0.8em; }
.policy ol {
  list-style: decimal;
  padding-left: 1.6em;
  margin-bottom: 1em;
}
.policy ol li { margin-bottom: 0.4em; }
.policy ol ol { list-style: lower-roman; margin-top: 0.4em; }
.policy-contact {
  margin-top: 0.8em;
  padding: 20px 24px;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
}
.policy-date {
  margin-top: 3em;
  text-align: right;
  color: var(--color-ink-soft);
}

/* =========================================================
   サイトマップ
   ========================================================= */
.sitemap {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px 56px;
}
.sitemap-group h2 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  padding-bottom: 10px;
  margin-bottom: 8px;
  border-bottom: 2px solid var(--color-ink);
}
.sitemap-group h2 a:hover { color: var(--color-accent); }
.sitemap-group li a {
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-line);
  color: var(--color-ink-soft);
}
.sitemap-group li a:hover { color: var(--color-accent); }
.sitemap-group li ul a { padding-left: 1.4em; }

/* =========================================================
   フッター
   ========================================================= */
.site-footer {
  background: var(--color-ink);
  color: #fff;
  padding-block: 56px 32px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 48px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}
.footer-org { margin-top: 18px; font-size: 0.85rem; line-height: 1.9; opacity: 0.8; }
.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer-nav-title {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 10px;
}
.footer-nav li { margin-bottom: 6px; }
.footer-nav a { font-size: 0.88rem; opacity: 0.85; }
.footer-nav a:hover { opacity: 1; color: var(--color-accent); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 24px;
  font-size: 0.8rem;
  opacity: 0.7;
}
.footer-copy { letter-spacing: 0.04em; }

/* =========================================================
   本文ビューア（ライトボックス。保護仕様を維持）
   ========================================================= */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(20, 26, 46, 0.94);  /* ダークネイビー */
  display: none;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 40px 16px;
}
.lightbox.is-open { display: flex; }

.lightbox-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.lightbox-stage {
  position: relative;
  width: min(86vw, 640px);
  height: min(82vh, 880px);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  background-size: contain;        /* 拡大時はページ全体を表示 */
  background-color: #fff;          /* レターボックス部分は白で清潔に */
}
.lightbox-caption {
  color: #fff;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  opacity: 0.9;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 22px;
  padding: 9px 16px;
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  cursor: pointer;
}
.lightbox-close:hover { background: rgba(255, 255, 255, 0.28); }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  font-size: 2rem;
  line-height: 1;
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.2s;
}
.lightbox-nav:hover { background: rgba(255, 255, 255, 0.26); }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

/* =========================================================
   レスポンシブ
   ========================================================= */
@media (max-width: 1100px) {
  .nav-toggle { display: flex; }
  .nav-list {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-line);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .nav-list.is-open { max-height: calc(100vh - var(--header-h)); overflow-y: auto; }
  .nav-list > li { width: 100%; border-bottom: 1px solid var(--color-line); }
  .nav-list a { display: block; padding: 15px 24px; text-align: center; color: var(--color-ink-soft); }
  .nav-list .nav-cta { border-radius: 0; padding: 15px 24px; }

  /* スマホではサブメニューを常に展開して表示 */
  .has-sub > a::after { display: none; }
  .sub-list {
    position: static;
    min-width: 0;
    padding: 0 0 8px;
    border: none;
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: var(--color-bg-alt);
  }
  .sub-list::before { display: none; }
  .sub-list a { padding: 10px 24px; font-size: 0.88rem; white-space: normal; }

  .use-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-collage {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: none;
    grid-auto-rows: clamp(90px, 22vw, 170px);
    grid-template-areas:
      "a a"
      "a a"
      "b g"
      "c d";
    aspect-ratio: auto;
  }
  .hero-tile--5,
  .hero-tile--6,
  .hero-tile--8 { display: none; }
}

@media (max-width: 720px) {
  .section { padding-block: 60px; }
  .section--tight { padding-block: 48px; }
  .page-hero { padding-block: 44px 40px; }
  .hero-inner { gap: 32px; padding-block: 48px 40px; }
  .brand-text { font-size: 1rem; }
  .brand-logo { width: 46px; height: 39px; }

  .project-grid,
  .donate-grid,
  .steps,
  .sitemap { grid-template-columns: 1fr; }
  .use-grid { grid-template-columns: 1fr; }
  .project-card { padding: 26px 22px 22px; }
  .project-card--jf { flex-direction: column; align-items: stretch; gap: 20px; }
  .project-card--jf .principle-diagram { flex: none; width: 100%; max-width: 280px; margin: 0 auto; }


  .meaning { grid-template-columns: 40px 1fr; gap: 14px; padding: 20px; }
  .meaning-num { font-size: 1.6rem; }
  .meaning-ja { display: block; margin-left: 0; }

  .timeline::before { left: 6px; }
  .timeline-item { grid-template-columns: 1fr; gap: 6px; padding-left: 28px; }
  .timeline-item::before { left: 1px; }
  .timeline-year { text-align: left; padding-right: 0; }

  .lineup-year { grid-template-columns: 1fr; gap: 8px; padding: 20px; }
  .lineup-note { display: block; margin-left: 0; }

  .highlight { padding: 22px 20px; }

  .footer-nav { grid-template-columns: 1fr; gap: 28px; }
  .pager { grid-template-columns: 1fr; text-align: center; }
  .pager-next { text-align: center; }
  .pager-link { align-items: center; }
  .pager-prev::before { display: none; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .gallery { gap: 18px; }
  .lightbox-nav { width: 42px; height: 42px; font-size: 1.5rem; }
  .lightbox-prev { left: 6px; }
  .lightbox-next { right: 6px; }
  .lightbox-stage { width: 84vw; }
  .lightbox-close { top: 12px; right: 12px; padding: 7px 13px; }
}

/* 英字と日本語が混ざる文節を途中で改行させない（HTML書き出し時に自動付与） */
.nw { white-space: nowrap; }

/* 見出しを読点などの意味の区切りでだけ改行させる */
.ib { display: inline-block; }

/* =========================================================
   お問い合わせ
   ========================================================= */
.contact-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin: 36px 0 44px;
  padding: 36px 24px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  text-align: center;
}
.contact-label {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  font-weight: 700;
}
.contact-email {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 4vw, 1.7rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  overflow-wrap: anywhere;
}
.contact-email a:hover { color: var(--color-accent); }
.contact-copy { padding: 9px 22px; font-size: 0.88rem; }
.contact-box + .prose { margin-bottom: 32px; }
.policy-contact a { color: var(--color-accent); }

/* お問い合わせフォーム */
.contact-form {
  display: grid;
  gap: 22px;
  margin: 32px 0 48px;
}
.form-row { display: grid; gap: 8px; }
.form-row > label {
  font-weight: 700;
  font-size: 0.95rem;
}
.req {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  background: var(--color-accent);
  border-radius: 4px;
  vertical-align: 2px;
}
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  max-width: 100%;
  padding: 12px 14px;
  font: inherit;
  color: var(--color-ink);
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.contact-form textarea { resize: vertical; min-height: 180px; line-height: 1.8; }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}
.contact-form [aria-invalid="true"] { border-color: #b3402e; }
.form-error { min-height: 0; font-size: 0.85rem; color: #b3402e; }
.form-error:empty { display: none; }
.form-alert {
  padding: 14px 18px;
  border-radius: 8px;
  font-size: 0.92rem;
  color: #8a2f20;
  background: #fbeeea;
  border: 1px solid #efc9bf;
}
.form-alert.is-info { color: var(--color-ink); background: var(--color-bg-alt); border-color: var(--color-line); }
.agree {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-weight: 500;
  cursor: pointer;
}
.agree input { width: 18px; height: 18px; margin-top: 5px; accent-color: var(--color-accent); flex-shrink: 0; }
.agree a { color: var(--color-accent); font-weight: 700; border-bottom: 1px solid currentColor; }
.form-submit { text-align: center; }
.form-submit .btn { min-width: 240px; }
.form-submit .btn:disabled { opacity: 0.6; cursor: wait; transform: none; }
/* ロボット対策の入力欄は画面外に置く（display:none だと見抜かれやすい） */
.form-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* =========================================================
   最終原稿で増えた部品
   ========================================================= */
.project-card--wide { grid-column: 1 / -1; }

/* 原則の定義（JF教育とは） */
.key-quote {
  margin: 8px 0 20px;
  padding: 22px 24px;
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2.4vw, 1.3rem);
  font-weight: 700;
  line-height: 1.8;
  text-align: center;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.master-quote {
  position: relative;
  margin: 8px 0 40px;
  padding: 32px 32px 28px 40px;
  background: #fff;
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: var(--shadow-sm);
  font-family: var(--font-serif);
  line-height: 2;
}
.master-quote::before {
  content: "“";
  position: absolute;
  top: -6px;
  left: 14px;
  font-size: 3.4rem;
  line-height: 1;
  color: var(--color-accent);
  opacity: 0.6;
}
.master-quote p + p { margin-top: 0.6em; }
.master-quote footer {
  margin-top: 18px;
  text-align: right;
  font-size: 0.92rem;
  color: var(--color-ink-soft);
}
.def-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.def-card {
  padding: 22px 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.def-card p { font-size: 0.94rem; color: var(--color-ink-soft); }
.def-card p + p { margin-top: 0.5em; }
.def-term {
  font-family: var(--font-serif);
  font-size: 1.3rem !important;
  font-weight: 700;
  color: var(--color-ink) !important;
  margin-bottom: 8px;
}
.def-term span { font-size: 0.85rem; color: var(--color-accent); margin-left: 4px; letter-spacing: 0.06em; }

/* 年表の日付ラベル・注記 */
.tl-date {
  display: inline-block;
  margin-right: 10px;
  padding: 0 10px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 999px;
}
.note-line { margin-top: 28px; font-size: 0.9rem; color: var(--color-ink-soft); }
.note-line a { color: var(--color-accent); font-weight: 700; border-bottom: 1px solid currentColor; }
.vision--tail { padding-block: 0 72px; margin-top: -24px; }
.vision-tail { text-align: center; color: rgba(255, 255, 255, 0.9); }

/* 表 */
.table-wrap { overflow-x: auto; margin: 8px 0 24px; -webkit-overflow-scrolling: touch; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  background: #fff;
}
.data-table th,
.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-line);
  text-align: left;
  vertical-align: top;
}
.data-table thead th {
  background: var(--color-ink);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  white-space: nowrap;
}
.data-table td:first-child { white-space: nowrap; font-variant-numeric: tabular-nums; }
.book-title { display: block; font-family: var(--font-serif); font-weight: 700; }
.book-en { display: block; font-size: 0.8rem; color: var(--color-ink-soft); }
.book-info { display: block; margin-top: 4px; font-size: 0.82rem; color: var(--color-ink-soft); }
.badge {
  display: inline-block;
  padding: 1px 10px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 999px;
}
.badge--done { color: #fff; background: var(--color-accent); }
.badge--soon { color: var(--color-ink-soft); background: var(--color-bg-alt); border: 1px solid var(--color-line); }
.book-table-wrap { margin: 0 auto 48px; }
.en-titles { margin-top: 8px; padding: 18px 22px; background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius); }
.en-titles-head { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; color: var(--color-accent); margin-bottom: 8px; }
.en-titles dl div { display: grid; grid-template-columns: 12em minmax(0, 1fr); gap: 12px; padding: 4px 0; font-size: 0.9rem; }
.en-titles dt { font-weight: 700; }
.en-titles dd { color: var(--color-ink-soft); }

/* 財団について：導入・目次 */
.intro-lead p {
  font-family: var(--font-serif);
  font-size: clamp(1.02rem, 2.2vw, 1.15rem);
  line-height: 2.1;
}
.intro-lead p + p { margin-top: 1em; }
.page-toc {
  margin-top: 40px;
  padding: 24px 28px;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
}
.page-toc-head { font-weight: 700; font-size: 0.9rem; margin-bottom: 10px; }
.page-toc ol {
  list-style: decimal;
  padding-left: 1.4em;
  columns: 2;
  column-gap: 32px;
  font-size: 0.92rem;
}
.page-toc li { padding: 3px 0; break-inside: avoid; }
.page-toc a { color: var(--color-ink); border-bottom: 1px solid var(--color-line); }
.page-toc a:hover { color: var(--color-accent); }

/* 理念カード */
.value-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.value-card {
  padding: 28px 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-top: 4px solid var(--color-ink);
  border-radius: var(--radius);
}
.value-label { font-family: var(--font-serif); font-size: 1.4rem; font-weight: 700; color: var(--color-accent); }
.value-q { font-size: 0.82rem; color: var(--color-ink-soft); margin-bottom: 14px; }
.value-statement {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.8;
  margin-bottom: 14px;
}
.value-card > p:not(.value-label):not(.value-q) { font-size: 0.9rem; color: var(--color-ink-soft); }
.value-card > p + p { margin-top: 0.5em; }

/* 歩み（マイルストーン） */
.milestones { position: relative; display: grid; gap: 20px; }
.milestones::before {
  content: "";
  position: absolute;
  left: 58px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: var(--color-line);
}
.milestone { position: relative; display: grid; grid-template-columns: 118px minmax(0, 1fr); gap: 0; }
.milestone-year {
  position: relative;
  z-index: 1;
  align-self: start;
  justify-self: center;
  min-width: 96px;
  padding: 6px 10px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 0.95rem;
  text-align: center;
  color: #fff;
  background: var(--color-ink);
  border-radius: 999px;
  font-variant-numeric: tabular-nums;
}
.milestone--future .milestone-year { background: var(--color-accent); }
.milestone-body {
  padding: 22px 26px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.milestone-title { font-family: var(--font-serif); font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.milestone-body p { font-size: 0.94rem; }
.milestone-body p + p { margin-top: 0.5em; }
.ms-quote { display: block; padding: 6px 0; font-family: var(--font-serif); color: var(--color-ink); }

/* 100年構想（4段階） */
.phases { display: grid; gap: 14px; counter-reset: none; }
.phase {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  overflow: hidden;
}
.phase-head { padding: 22px 22px; background: var(--color-bg-alt); }
.phase--now { border: 2px solid var(--color-accent); }
.phase--now .phase-head { background: var(--color-accent-soft); }
.phase-label { font-family: var(--font-serif); font-weight: 700; color: var(--color-accent); letter-spacing: 0.08em; }
.phase-now {
  display: inline-block;
  margin-left: 8px;
  padding: 0 8px;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: #fff;
  background: var(--color-accent);
  border-radius: 999px;
  vertical-align: 2px;
  letter-spacing: 0;
}
.phase-title { font-family: var(--font-serif); font-size: 1.15rem; font-weight: 700; margin: 4px 0; }
.phase-era { font-size: 0.82rem; color: var(--color-ink-soft); }
.phase-body { padding: 22px 24px; font-size: 0.93rem; }
.phase-body p + p { margin-top: 0.6em; }

/* 構想図（縦横比を保持・切り抜かない） */
.org-chart { margin: 32px auto 48px; max-width: 1040px; }
.org-chart figcaption {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  margin-bottom: 14px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
  text-align: center;
}
.org-chart-sub { font-size: 0.85rem; color: var(--color-ink-soft); font-weight: 500; }
.org-chart-button {
  display: block;
  width: 100%;
  padding: 12px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  cursor: zoom-in;
  font: inherit;
}
.org-chart-media {
  display: block;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 1672 / 941;      /* 元画像の比率 */
  background-size: contain;      /* 切り抜かずに全体を表示 */
  background-color: #fff;
}
.org-chart-zoom { display: block; margin-top: 8px; font-size: 0.8rem; color: var(--color-ink-soft); }
.lightbox-stage--wide {
  width: min(94vw, 1400px);
  height: auto;
  max-height: 86vh;
  aspect-ratio: 1672 / 941;
}
.sub-heading {
  margin: 48px 0 12px;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  padding-left: 14px;
  border-left: 3px solid var(--color-accent);
}
.sub-lead { font-family: var(--font-serif); font-weight: 700; margin-bottom: 14px; }
.sub-text { margin-bottom: 8px; color: var(--color-ink-soft); }

/* 役割分担 */
.role-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin-top: 32px; }
.role-card {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.role-card--foundation { border-color: var(--color-accent); }
.role-step { font-family: var(--font-serif); font-size: 1.6rem; font-weight: 700; color: var(--color-accent); line-height: 1.2; }
.role-name { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; color: var(--color-accent); }
.role-org { font-family: var(--font-serif); font-size: 1.15rem; font-weight: 700; margin: 2px 0 10px; }
.role-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 0 8px;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 999px;
  vertical-align: 2px;
}
.role-card p:not(.role-step):not(.role-name) { font-size: 0.9rem; color: var(--color-ink-soft); }
.role-card div p + p { margin-top: 0.5em; }

/* 活動リンク */
.activity-links { display: grid; gap: 10px; }
.activity-links a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 20px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  font-weight: 700;
  transition: border-color 0.2s, color 0.2s;
}
.activity-links a::after { content: "→"; margin-left: auto; color: var(--color-accent); }
.activity-links a:hover { border-color: var(--color-accent); color: var(--color-accent); }
.activity-links .sub-num { min-width: 7.5em; font-size: 0.82rem; }

/* 代表理事プロフィール */
.profile { display: grid; gap: 24px; }
.profile:has(.profile-photo) { grid-template-columns: 220px minmax(0, 1fr); }
.profile-photo { aspect-ratio: 3 / 4; border-radius: var(--radius); }
.profile-name { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; }
.profile-name span { font-size: 0.95rem; color: var(--color-ink-soft); margin-left: 4px; }
.profile-title { color: var(--color-accent); font-weight: 700; font-size: 0.9rem; margin-bottom: 16px; }
.career-table td:last-child, .books-table td:last-child { min-width: 14em; }

/* 組織・運営体制（階層図） */
.org-tree { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.org-block { padding: 20px 22px; background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius); }
.org-block-title {
  margin: -20px -22px 14px;
  padding: 10px 22px;
  font-weight: 700;
  color: #fff;
  background: var(--color-ink);
  border-radius: var(--radius) var(--radius) 0 0;
}
.org-block ul { font-size: 0.92rem; }
.org-block li { position: relative; padding: 4px 0 4px 16px; }
.org-block li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95em;
  width: 8px;
  height: 1px;
  background: var(--color-accent);
}
.org-block ul ul { margin-left: 4px; border-left: 1px solid var(--color-line); }

/* 組織概要 */
.ov-sub { display: block; font-size: 0.8rem; opacity: 0.85; }
.ov-list li { position: relative; padding-left: 1em; }
.ov-list li::before { content: "・"; position: absolute; left: 0; }
.company-info a { color: var(--color-accent); }
.proj-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 0 8px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 999px;
  white-space: nowrap;
  vertical-align: 1px;
}

/* 04 無償プログラム */
.program-group-note { margin: -20px 0 24px; text-align: center; color: var(--color-ink-soft); font-size: 0.9rem; }
.program-list { display: grid; gap: 18px; }
.program {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 22px 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.program-num { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; color: var(--color-accent); line-height: 1.3; }
.program-title { font-family: var(--font-serif); font-size: 1.12rem; font-weight: 700; }
.program-detail { margin-top: 6px; font-size: 0.92rem; color: var(--color-ink-soft); }
.program-date { color: var(--color-accent); font-weight: 700; }
.program-photos { display: grid; gap: 8px; margin-top: 14px; }
.program-photos--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.program-photos--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.program-photo { aspect-ratio: 4 / 3; border-radius: 8px; }
.schedule-figure { margin-top: 14px; }
.schedule-button { display: block; width: 100%; padding: 0; border: 1px solid var(--color-line); border-radius: 8px; background: #fff; cursor: zoom-in; overflow: hidden; }
.schedule-media { display: block; width: 100%; background-size: contain; background-color: #fff; }

/* 00 学びの環境づくり */
.effort { padding: 28px; background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius); }
.effort + .effort { margin-top: 20px; }
.section-alt .effort { background: #fff; }
.effort--now { border: 2px solid var(--color-accent); }
.effort-kicker { font-family: var(--font-serif); font-weight: 700; color: var(--color-accent); }
.effort-title { font-family: var(--font-serif); font-size: 1.3rem; font-weight: 700; margin: 4px 0; }
.effort-date { font-size: 0.85rem; color: var(--color-ink-soft); margin-bottom: 16px; }
.cta-band .btn { white-space: normal; }

@media (max-width: 900px) {
  .value-grid, .org-tree { grid-template-columns: 1fr; }
  .role-list { grid-template-columns: 1fr; }
  .phase { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .def-grid { grid-template-columns: 1fr; }
  .page-toc ol { columns: 1; }
  .master-quote { padding: 26px 20px 22px 26px; }
  .milestones::before { left: 18px; }
  .milestone { grid-template-columns: 1fr; gap: 10px; }
  .milestone-year { justify-self: start; min-width: 0; }
  .milestone-body { padding: 18px 18px; }
  .profile:has(.profile-photo) { grid-template-columns: 1fr; }
  .profile-photo { max-width: 240px; }
  .en-titles dl div { grid-template-columns: 1fr; gap: 0; }
  .program { grid-template-columns: 1fr; gap: 4px; padding: 20px; }
  .program-photos--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .role-card { grid-template-columns: 1fr; gap: 4px; }
  .effort { padding: 22px 18px; }
}
.contact-box--press { margin-top: -28px; padding: 24px; }
.contact-box--press .contact-email { font-size: clamp(1.05rem, 3.4vw, 1.3rem); }
.press-line { margin-top: 40px; text-align: center; font-size: 0.92rem; color: var(--color-ink-soft); }
.press-line a { color: var(--color-accent); font-weight: 700; }
.activity-links a { flex-wrap: wrap; }
.activity-name { flex: 1 1 12em; min-width: 0; }

/* 組織概要（項目と内容の表） */
.company-info {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  overflow: hidden;
}
.info-row {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  border-bottom: 1px solid var(--color-line);
}
.info-row:last-child { border-bottom: none; }
.info-row dt {
  padding: 14px 18px;
  font-weight: 700;
  font-size: 0.9rem;
  background: var(--color-bg-alt);
}
.info-row dd { padding: 14px 18px; font-size: 0.94rem; }
@media (max-width: 560px) {
  .info-row { grid-template-columns: 1fr; }
  .info-row dt { padding: 10px 16px; }
  .info-row dd { padding: 12px 16px; }
}

/* スマホでは一覧表を1件ずつのカードに切り替える（列が隠れないように） */
@media (max-width: 720px) {
  .book-table thead, .books-table thead { display: none; }
  .book-table, .book-table tbody, .book-table tr, .book-table td,
  .books-table, .books-table tbody, .books-table tr, .books-table td { display: block; width: 100%; }
  .book-table tr, .books-table tr {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-line);
  }
  .book-table td, .books-table td {
    display: grid;
    grid-template-columns: 5.5em minmax(0, 1fr);
    gap: 8px;
    padding: 4px 0;
    border: none;
    white-space: normal !important;
  }
  .book-table td::before, .books-table td::before {
    content: attr(data-label);
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--color-ink-soft);
  }
  .books-table td:last-child { min-width: 0; }
}
.program-photos { align-items: start; }
.program-photo { aspect-ratio: auto; background-size: cover; }
.schedule-figure { max-width: 520px; }
.schedule-figure figcaption { font-size: 0.85rem; font-weight: 700; color: var(--color-ink); margin-bottom: 6px; }
.schedule-media { display: block; width: 100%; border: 1px solid var(--color-line); border-radius: 8px; background-size: contain; }
.program-photos--1 { max-width: 360px; }

/* =========================================================
   トップのコラージュ（9枚版）
   a：インドの子どもたち（大）／d・g・h・i：横長の枠
   Zoomの画面（--contain）は切り抜かず全体を表示する
   ========================================================= */
.hero-collage {
  grid-template-rows: repeat(4, 1fr);
  grid-template-areas:
    "a a b c"
    "a a d d"
    "e f g g"
    "h h i i";
  aspect-ratio: 4 / 3.8;
}
.hero-tile--8 { grid-area: h; }
.hero-tile--9 { grid-area: i; }
.hero-tile--contain {
  background-size: contain;
  background-color: #000;   /* Zoom画面の黒い背景となじませる */
}
.hero-tile--1 { background-position: center 40%; }
.hero-tile--5 { background-position: center 30%; }

@media (max-width: 900px) {
  .hero-collage {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: none;
    grid-auto-rows: clamp(90px, 24vw, 180px);
    grid-template-areas:
      "a a"
      "a a"
      "d d"
      "d d"
      "b g"
      "h c";
    aspect-ratio: auto;
  }
  .hero-tile--5, .hero-tile--6, .hero-tile--8, .hero-tile--9 { display: none; }
  .hero-tile--8 { display: block; grid-area: h; }
  .hero-tile--3 { display: block; }
}

/* コラージュ調整：テキストの写真（7）は白背景で全体表示 */
.hero-tile--7.hero-tile--contain { background-color: #fff; }
@media (max-width: 900px) {
  .hero-collage {
    grid-template-areas:
      "a a"
      "a a"
      "d d"
      "d d"
      "g g"
      "b h";
  }
  .hero-tile--3, .hero-tile--5, .hero-tile--6, .hero-tile--9 { display: none; }
  .hero-tile--7, .hero-tile--8 { display: block; }
}
@media (max-width: 900px) {
  .hero-collage {
    grid-template-areas:
      "a a"
      "a a"
      "d d"
      "d d"
      "g g"
      "g g"
      "b h";
  }
}

/* 各プロジェクトページの写真（切り抜かず元の縦横比で並べる） */
.page-photos {
  display: grid;
  gap: 12px;
  align-items: start;
  margin: 32px 0 8px;
}
.page-photos--1 { grid-template-columns: minmax(0, 1fr); }
.page-photos--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.page-photos--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.page-photo {
  display: block;
  width: 100%;
  max-width: 100%;
  border-radius: var(--radius);
  background-size: cover;
}
.page-photos--covers { max-width: 640px; margin: 0 auto 36px; }
.page-photos--covers .page-photo { border-radius: 6px; box-shadow: var(--shadow-sm); }
.page-photos--small { max-width: 360px; }
.section--photos { padding-block: 0 64px; margin-top: -40px; }
.vision .page-photos, .section-alt .page-photos { margin-top: 28px; }

/* 04：代表写真が1枚のとき */
.program-photos--landscape { max-width: 600px; }
.program-photos--portrait { max-width: 340px; }
.program-photos--1 { max-width: none; }
.program-photos--1.program-photos--landscape { max-width: 600px; }
.program-photos--1.program-photos--portrait { max-width: 340px; }

@media (max-width: 720px) {
  .page-photos--2 { grid-template-columns: minmax(0, 1fr); }
  .page-photos--3 { gap: 8px; }
  .section--photos { margin-top: -24px; padding-block: 0 48px; }
}
/* 高さをそろえて横に並べる（各写真の flex 比率＝縦横比） */
.page-photos { display: flex; gap: 12px; align-items: flex-start; }
.page-photo { min-width: 0; }
@media (max-width: 720px) { .page-photos { gap: 8px; } }
.page-photos--1 .page-photo { flex-grow: 1 !important; }

/* コラージュ調整（テキストは表紙が見える下寄せ、インド集合写真は看板と横断幕が入る位置） */
.hero-tile--7 { background-size: cover; background-position: center 100%; background-color: #fff; }
.hero-tile--9 { background-position: center 80%; }
.hero-tile--7 { background-position: center 72%; }
@media (max-width: 900px) {
  .hero-collage {
    grid-template-areas:
      "a a"
      "a a"
      "d d"
      "d d"
      "g g"
      "g g"
      "i i"
      "i i"
      "b b";
  }
  .hero-tile--8 { display: none; }
  .hero-tile--9 { display: block; }
  .hero-tile--2 { background-position: center 40%; }
}
@media (max-width: 900px) {
  .hero-collage {
    grid-template-areas:
      "a a" "a a"
      "d d" "d d"
      "g g" "g g"
      "i i" "i i"
      "b b" "b b";
  }
}

/* マーケティング・人材育成の原則：日程表とZoom写真を同じ幅で縦に並べる */
.program--stack .schedule-figure,
.program--stack .program-photos,
.program--stack .program-photos--1.program-photos--landscape {
  width: 100%;
  max-width: 380px;
}
.program--stack .program-photos { margin-top: 10px; }
.program--stack .program-photo { border-radius: 8px; }

/* お問い合わせ：一般／取材のタブ */
.contact-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin-bottom: 28px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  padding: 4px;
  background: var(--color-bg-alt);
}
.contact-tab {
  padding: 12px 10px;
  font: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-ink-soft);
  background: transparent;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.contact-tab.is-active { background: var(--color-ink); color: #fff; }
.contact-tab:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.contact-intro { margin-bottom: 8px; }
.opt {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-ink-soft);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-line);
  border-radius: 4px;
  vertical-align: 2px;
}
.contact-form input[type="tel"] {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  color: var(--color-ink);
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 8px;
}
[data-show][hidden] { display: none !important; }
/* 04の写真も高さをそろえて並べる */
.program-photos { display: flex; gap: 8px; align-items: flex-start; }
.program-photo { min-width: 0; }
.program-photos--1 .program-photo { flex-grow: 1 !important; }
.schedule-figure { margin: 14px 0 0; }
.program--stack .schedule-figure { max-width: min(380px, 100%); }
/* マーケティング講座：日程表とZoom写真をカード内で中央に */
.program--stack .schedule-figure, .program--stack .program-photos { margin-inline: auto; }
.program--stack .schedule-figure figcaption { text-align: center; }

/* 02 絵本：日本語版と英語版の表紙を1冊ずつ並べる */
.book-pairs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  max-width: 980px;
  margin: 0 auto 48px;
}
.book-pair {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px 20px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-align: center;
}
.book-pair-covers {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}
.book-pair-cover { margin: 0; }
.book-pair-img {
  display: block;
  width: 100%;
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(20, 26, 46, 0.16);
  background-size: cover;
}
.book-pair-cover figcaption {
  margin-top: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}
.book-pair-title { font-family: var(--font-serif); font-weight: 700; font-size: 1.05rem; }
.book-pair-en { font-size: 0.82rem; color: var(--color-ink-soft); line-height: 1.6; }
@media (max-width: 900px) {
  .book-pairs { grid-template-columns: minmax(0, 1fr); max-width: 420px; }
}

/* コラージュ：絵本の表紙（5）は白地で全体表示、Zoom（8）は黒地で全体表示 */
.hero-tile--5.hero-tile--contain { background-color: #fff; background-position: center; }
.hero-tile--8.hero-tile--contain { background-color: #000; }
.hero-tile--6 { background-position: center; }
/* 右上：セミナー会場（中央の講演者と参加者が入る位置） */
.hero-tile--3 { background-position: 48% 60%; }

/* 設立者メッセージ動画（16:9。再生前はサムネイルと再生ボタンのみ） */
.video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 0 auto 32px;
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-md);
}
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-facade {
  position: absolute;
  inset: 0;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  font: inherit;
}
.video-thumb {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.4s;
}
.video-facade:hover .video-thumb { transform: scale(1.02); }
.video-play {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 76px;
  height: 76px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: rgba(30, 39, 64, 0.85);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
  transition: background 0.2s, transform 0.2s;
}
.video-play::after {
  content: "";
  position: absolute;
  left: 52%;
  top: 50%;
  transform: translate(-40%, -50%);
  border-style: solid;
  border-width: 14px 0 14px 22px;
  border-color: transparent transparent transparent #fff;
}
.video-facade:hover .video-play,
.video-facade:focus-visible .video-play { background: var(--color-accent); transform: translate(-50%, -50%) scale(1.06); }
.video-facade:focus-visible { outline: 3px solid var(--color-accent); outline-offset: -3px; }
.video-meta {
  position: absolute;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  padding: 4px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  background: rgba(30, 39, 64, 0.75);
  border-radius: 999px;
  white-space: nowrap;
}
@media (max-width: 720px) {
  .video-play { width: 60px; height: 60px; }
  .video-play::after { border-width: 11px 0 11px 18px; }
}

/* =========================================================
   コラージュ最終調整
   1：講演の写真（代表理事が中央に来るよう、画像側で左右対称に切りそろえ済み）
   スマホ：縦一列ではなく、2列で大小を組み合わせたコラージュにする
   ========================================================= */
.hero-tile--1 { background-position: center 62%; }

@media (max-width: 900px) {
  .hero-collage {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: clamp(96px, 28vw, 170px);
    grid-template-areas:
      "a a"
      "a a"
      "b c"
      "d d"
      "e f"
      "g i";
    gap: 8px;
  }
  .hero-tile { display: block; }
  .hero-tile--8 { display: none; }   /* Zoomは1枚（4）だけにする */
  .hero-tile--1 { grid-area: a; }
  .hero-tile--2 { grid-area: b; }
  .hero-tile--3 { grid-area: c; }
  .hero-tile--4 { grid-area: d; }
  .hero-tile--5 { grid-area: e; }
  .hero-tile--6 { grid-area: f; }
  .hero-tile--7 { grid-area: g; background-position: center 72%; }
  .hero-tile--9 { grid-area: i; }
}
/* 左上：公開講座（代表理事が左寄り。画像側で切り出し済み） */
.hero-tile--1 { background-position: center 40%; }
/* 左上：講演会（代表理事が中央） */
.hero-tile--1 { background-position: center 62%; }

/* スマホのメニュー：PC用ドロップダウンの位置指定（hover時の左寄せ）が効かないようにする */
@media (max-width: 1100px) {
  .has-sub:hover .sub-list,
  .has-sub:focus-within .sub-list {
    transform: none;
    opacity: 1;
    visibility: visible;
  }
}