/* =========================================================================
   合同会社 YONENO コーポレートサイト ／ 共通スタイルシート
   -------------------------------------------------------------------------
   デザイン方針（名刺デザイン＋ブランド要件より）
   ・カラー：白／オフホワイトをベースに、ブランドブルー＋ゴールドをアクセント
   ・形状  ：角張ったデザインを基本（四角形・直線・幾何学的レイアウト）
   ・書体  ：英字＝セリフ体（Playfair Display）、日本語＝可読性の高いゴシック体
   ・余白  ：広めに取り、上品で洗練された印象にする
   -------------------------------------------------------------------------
   構成
   01. デザイントークン / リセット
   02. タイポグラフィ
   03. レイアウト
   04. ヘッダー / ナビゲーション
   05. ボタン / リンク
   06. ヒーロー（TOPファーストビュー）
   07. 下層ページ用ヒーロー / パンくず
   08. セクション見出し・共通パーツ
   09. コンポーネント（カード／理念／タイムライン／表／フォーム／タブ／アコーディオン）
   10. フッター
   11. アニメーション
   12. レスポンシブ
   ========================================================================= */

/* -------------------------------------------------------------------------
   01. デザイントークン / リセット
   ------------------------------------------------------------------------- */
:root {
  /* カラー：名刺の「青 × 金 × オフホワイト」を基準に調整 */
  --blue: #123e80;
  --blue-deep: #0e3268;
  --navy: #0b2449;
  --gold: #c6a45c;
  --gold-light: #e3c98b;
  --paper: #fbfaf7;
  --paper-warm: #f4f2ec;
  --ink: #17243a;
  --muted: #657081;
  --line: #e5e8ec;
  --line-strong: #cfd6de;

  /* 書体 */
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;

  /* 影・角丸（角張ったデザインのため角丸は最小限） */
  --shadow-sm: 0 1px 2px rgba(11, 36, 73, 0.06);
  --shadow-md: 0 24px 50px -30px rgba(11, 36, 73, 0.45);

  /* レイアウト */
  --wrap: 1200px;
  --gutter: 5vw;
  --header-h: 84px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  /* 固定ヘッダー分のオフセット（アンカー遷移時に見出しが隠れないように） */
  scroll-padding-top: calc(var(--header-h) + 24px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: 0.02em;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
figure { margin: 0; }
dl, dd, dt { margin: 0; }
hr { border: 0; border-top: 1px solid var(--line); margin: 0; }

/* キーボード操作への配慮：フォーカスを明確に */
:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

/* スクリーンリーダー専用テキスト */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* -------------------------------------------------------------------------
   02. タイポグラフィ
   ------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  margin: 0;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.display {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* 英字の小見出し（セクション番号・ラベル） */
.eyebrow {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
}
.eyebrow.on-dark { color: var(--gold-light); }

.lead {
  font-size: 1.05rem;
  line-height: 2.1;
  color: #33415a;
}
p { margin: 0 0 1.2em; }
p:last-child { margin-bottom: 0; }

/* 仮素材・未確定情報であることを明示する注記 */
.note {
  font-size: 0.78rem;
  line-height: 1.75;
  color: var(--muted);
  letter-spacing: 0.02em;
}
.note::before {
  content: "※ ";
  color: var(--gold);
  font-weight: 700;
}
.tag {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--line-strong);
  background: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
}
.tag.gold { border-color: var(--gold); color: #8c6f2f; }
.tag.blue { border-color: var(--blue); color: var(--blue); }
.tag.on-dark { background: transparent; border-color: rgba(227, 201, 139, 0.5); color: var(--gold-light); }

/* ゴールドの罫線（名刺のラインのモチーフ） */
.gold-rule {
  width: 68px; height: 1px;
  background: linear-gradient(90deg, var(--gold), rgba(198, 164, 92, 0));
  border: 0;
  margin: 26px 0;
}
.gold-rule.center { margin-left: auto; margin-right: auto; }

/* -------------------------------------------------------------------------
   03. レイアウト
   ------------------------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.wrap.narrow { max-width: 900px; }

section { position: relative; }
.section {
  padding: clamp(64px, 9vw, 128px) 0;
}
.section.tight { padding: clamp(48px, 6vw, 84px) 0; }
.section.paper { background: var(--paper); }
.section.navy { background: var(--navy); color: #fff; }
.section.navy .lead { color: #c8d3e4; }
.section.blue { background: var(--blue); color: #fff; }
.section.blue .lead { color: #d3deee; }

/* 背景の幾何学モチーフ（細いグリッド線） */
.grid-lines::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(90deg, rgba(18, 62, 128, 0.05) 1px, transparent 1px),
    linear-gradient(rgba(18, 62, 128, 0.05) 1px, transparent 1px);
  background-size: 84px 84px;
}
.grid-lines.on-dark::before {
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
}

/* 2カラムの汎用グリッド */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}
.split.wide-left { grid-template-columns: 1.15fr 0.85fr; }
.split.wide-right { grid-template-columns: 0.85fr 1.15fr; }
.split.center { align-items: center; }

/* -------------------------------------------------------------------------
   04. ヘッダー / ナビゲーション
   ------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s var(--ease);
}
.site-header.is-scrolled { box-shadow: 0 10px 30px -22px rgba(11, 36, 73, 0.45); }

.header-inner {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* ロゴ（左上に固定表示）-----------------------------------------------
   仮のタイポグラフィロゴです。正式なロゴデータが提供された場合は
   .brand-emblem の中身を <img src="images/logo.svg" alt=""> に差し替え、
   .brand-name を画像に置き換えるだけで差し替えられます。
---------------------------------------------------------------------- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  flex: none;
}
.brand-emblem {
  position: relative;
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--blue);
  border: 1px solid var(--gold);
  box-shadow: inset 0 0 0 2px var(--blue), inset 0 0 0 3px var(--gold);
  color: var(--gold-light);
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.01em;
  flex: none;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--blue);
}
.brand-sub {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.34em;
  color: var(--muted);
  margin-top: 3px;
}

/* グローバルナビゲーション --------------------------------------------- */
.global-nav {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.8vw, 30px);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}
.global-nav a {
  position: relative;
  padding: 8px 2px;
  color: var(--ink);
  white-space: nowrap;
  transition: color 0.25s var(--ease);
}
.global-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 2px;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.3s var(--ease);
}
.global-nav a:hover { color: var(--blue); }
.global-nav a:hover::after { width: 100%; }
.global-nav a[aria-current="page"] { color: var(--blue); }
.global-nav a[aria-current="page"]::after { width: 100%; }

/* CONTACTボタン（ナビ内） */
.global-nav .nav-cta {
  background: var(--blue);
  color: #fff;
  padding: 12px 20px;
  letter-spacing: 0.16em;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.global-nav .nav-cta::after { display: none; }
.global-nav .nav-cta:hover { background: var(--gold); color: var(--navy); }

/* 下層ページ用：サービス内サブナビゲーション --------------------------- */
.sub-nav {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  overflow-x: auto;
  scrollbar-width: none;
}
.sub-nav::-webkit-scrollbar { display: none; }
.sub-nav ul {
  display: flex;
  gap: clamp(16px, 3vw, 44px);
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.sub-nav a {
  display: block;
  padding: 16px 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--muted);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.sub-nav a:hover { color: var(--blue); }
.sub-nav a[aria-current="page"] { color: var(--blue); border-bottom-color: var(--gold); }

/* -------------------------------------------------------------------------
   05. ボタン / リンク
   ------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 30px;
  border: 1px solid transparent;
  background: transparent;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.4;
  transition: background 0.28s var(--ease), color 0.28s var(--ease),
              border-color 0.28s var(--ease), transform 0.28s var(--ease);
}
.btn .arrow { transition: transform 0.28s var(--ease); }
.btn:hover .arrow { transform: translateX(5px); }

.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--navy); transform: translateY(-2px); }

.btn-gold { background: var(--gold); color: var(--navy); }
.btn-gold:hover { background: var(--gold-light); transform: translateY(-2px); }

.btn-outline { border-color: var(--blue); color: var(--blue); }
.btn-outline:hover { background: var(--blue); color: #fff; transform: translateY(-2px); }

.btn-outline-light { border-color: rgba(255, 255, 255, 0.55); color: #fff; }
.btn-outline-light:hover { background: #fff; color: var(--blue); transform: translateY(-2px); }

.btn-block { width: 100%; }
.btn[disabled], .btn.is-disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

/* テキストリンク（矢印付き） */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--blue);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 4px;
  transition: gap 0.25s var(--ease), color 0.25s var(--ease);
}
.link-arrow:hover { gap: 16px; color: var(--navy); }
.link-arrow.on-dark { color: #fff; }

/* -------------------------------------------------------------------------
   06. ヒーロー（TOPファーストビュー）
   ------------------------------------------------------------------------- */
.hero {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  min-height: calc(100vh - var(--header-h));
  background: var(--paper);
  position: relative;
  overflow: hidden;
}
.hero-copy-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(64px, 9vw, 120px) 7vw clamp(64px, 9vw, 110px)
           max(7vw, calc((100vw - var(--wrap)) / 2 + 5vw));
}
.hero-wordmark {
  font-family: var(--font-display);
  font-size: clamp(52px, 8.4vw, 118px);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: 0.06em;
  color: var(--blue);
  margin: 22px 0 26px;
}
.hero-catch {
  font-size: clamp(1.25rem, 2.1vw, 1.75rem);
  font-weight: 700;
  line-height: 1.7;
  letter-spacing: 0.05em;
  color: var(--ink);
  margin: 0 0 18px;
}
.hero-sub {
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin: 0 0 38px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 44px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  border-top: 1px solid var(--line-strong);
  padding-top: 20px;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.hero-meta strong { color: var(--blue); font-weight: 700; }

/* 右側：ブルーパネル＋ゴールドの幾何学モチーフ */
.hero-visual {
  position: relative;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-content: center;
  justify-items: center;
  text-align: center;
  padding: clamp(48px, 6vw, 80px) 6vw;
  overflow: hidden;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 22px;
  border: 1px solid rgba(227, 201, 139, 0.35);
  pointer-events: none;
}
.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}
.hero-visual > * { position: relative; z-index: 1; }

/* 放射状の幾何学モチーフ（名刺の光のモチーフ） */
.sunburst {
  width: 62px; height: 62px;
  border-radius: 50%;
  background: repeating-conic-gradient(
    from 0deg,
    var(--gold-light) 0deg 1.4deg,
    transparent 1.4deg 15deg
  );
  -webkit-mask: radial-gradient(circle, transparent 0 26%, #000 27% 100%);
  mask: radial-gradient(circle, transparent 0 26%, #000 27% 100%);
  position: relative;
  margin-bottom: 30px;
}
.sunburst::after {
  content: "";
  position: absolute;
  inset: 43%;
  border-radius: 50%;
  background: var(--gold-light);
}
.sunburst.lg { width: 96px; height: 96px; }
.sunburst.sm { width: 34px; height: 34px; margin-bottom: 0; }

.hero-ignite {
  font-family: var(--font-display);
  font-size: clamp(44px, 5.6vw, 78px);
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1;
  margin: 0 0 22px;
  color: #fff;
}
.hero-vision {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 1.3vw, 1.15rem);
  font-style: italic;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--gold-light);
  margin: 0;
}
.hero-scroll {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  color: rgba(255, 255, 255, 0.7);
  z-index: 1;
}
.hero-scroll span {
  width: 1px; height: 46px;
  background: linear-gradient(rgba(255, 255, 255, 0.7), transparent);
  animation: scrollHint 2.2s var(--ease) infinite;
}
@keyframes scrollHint {
  0% { transform: scaleY(0.3); transform-origin: top; opacity: 0.3; }
  50% { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(0.3); transform-origin: bottom; opacity: 0.3; }
}

/* ブランドメッセージ帯（ヒーロー直下） */
.brand-band {
  background: var(--navy);
  color: #fff;
  padding: 20px 0;
  overflow: hidden;
}
.brand-band-inner {
  display: flex;
  align-items: center;
  gap: clamp(24px, 5vw, 64px);
  flex-wrap: wrap;
  justify-content: center;
  font-family: var(--font-display);
  font-size: clamp(0.9rem, 1.4vw, 1.15rem);
  letter-spacing: 0.16em;
  color: var(--gold-light);
}
.brand-band-inner .dot { width: 4px; height: 4px; background: var(--gold); flex: none; }

/* -------------------------------------------------------------------------
   07. 下層ページ用ヒーロー / パンくず
   ------------------------------------------------------------------------- */
.page-hero {
  background: var(--navy);
  color: #fff;
  padding: clamp(56px, 8vw, 104px) 0 clamp(48px, 6vw, 76px);
  position: relative;
  overflow: hidden;
}
.page-hero .grid-lines-dark { position: absolute; inset: 0; pointer-events: none; }
.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(38px, 6vw, 74px);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.05;
  margin: 18px 0 0;
  color: #fff;
}
.page-hero-jp {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  color: var(--gold-light);
  margin-top: 18px;
}
.page-hero-desc {
  max-width: 720px;
  margin-top: 22px;
  font-size: 0.95rem;
  line-height: 2;
  color: #c8d3e4;
}

.breadcrumb {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 13px var(--gutter);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.breadcrumb li { display: flex; align-items: center; gap: 10px; }
.breadcrumb li + li::before { content: "/"; color: var(--line-strong); }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb [aria-current="page"] { color: var(--blue); font-weight: 700; }

/* -------------------------------------------------------------------------
   08. セクション見出し・共通パーツ
   ------------------------------------------------------------------------- */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 22px;
  margin-bottom: clamp(36px, 5vw, 64px);
  border-bottom: 1px solid var(--line-strong);
}
.section.navy .section-head,
.section.blue .section-head { border-bottom-color: rgba(255, 255, 255, 0.2); }
.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.2vw, 52px);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.1;
  margin-top: 10px;
  color: var(--blue);
}
.section.navy .section-head h2,
.section.blue .section-head h2 { color: #fff; }
.section-head .head-jp {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--muted);
  padding-bottom: 8px;
  white-space: nowrap;
}
.section.navy .head-jp,
.section.blue .head-jp { color: var(--gold-light); }

/* 中央寄せの見出しブロック */
.center-head { text-align: center; max-width: 780px; margin: 0 auto clamp(36px, 5vw, 64px); }
.center-head h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin: 12px 0 18px;
  color: var(--blue);
}
.section.navy .center-head h2,
.section.blue .center-head h2 { color: #fff; }

/* 大きなステートメント（仮コピーを含む場合は .note で明示） */
.statement {
  font-family: var(--font-sans);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.65;
  letter-spacing: 0.04em;
  color: var(--blue);
}
.section.navy .statement, .section.blue .statement { color: #fff; }

/* 準備中プレースホルダー（未確定コンテンツの受け皿） */
.placeholder {
  border: 1px dashed var(--line-strong);
  background: repeating-linear-gradient(
    135deg, rgba(18, 62, 128, 0.03) 0 10px, transparent 10px 20px
  );
  padding: 26px 24px;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.85;
}
.placeholder strong { display: block; color: var(--ink); font-size: 0.9rem; margin-bottom: 6px; }
.section.navy .placeholder,
.section.blue .placeholder {
  border-color: rgba(227, 201, 139, 0.4);
  background: rgba(255, 255, 255, 0.04);
  color: #c8d3e4;
}
.section.navy .placeholder strong,
.section.blue .placeholder strong { color: #fff; }

/* 写真枠（画像未提供のためプレースホルダー表示） */
.photo-frame {
  position: relative;
  aspect-ratio: 4 / 5;
  background: var(--paper-warm);
  border: 1px solid var(--line-strong);
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 12px;
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.8;
}
.photo-frame .frame-mark {
  width: 34px; height: 34px;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}
.photo-frame.wide { aspect-ratio: 16 / 9; }

/* 統計・事実の枠（数値を創作しないため、確認待ち表示に使用） */
.fact-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
}
.fact {
  padding: 22px 20px;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}
.fact dt {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}
.fact dd { font-size: 0.95rem; font-weight: 700; line-height: 1.7; }
.section.navy .fact-list,
.section.blue .fact-list { border-color: rgba(255, 255, 255, 0.22); }
.section.navy .fact,
.section.blue .fact { border-color: rgba(255, 255, 255, 0.22); }

/* -------------------------------------------------------------------------
   09. コンポーネント
   ------------------------------------------------------------------------- */

/* --- 9-1. サービスカード ---------------------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}
.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(28px, 3.4vw, 46px);
  background: #fff;
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}
.service-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 3px; height: 0;
  background: var(--gold);
  transition: height 0.4s var(--ease);
}
.service-card:hover { background: var(--paper); }
.service-card:hover::before { height: 100%; }
.service-card .num {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--gold);
}
.service-card h3 {
  font-size: clamp(1.15rem, 1.7vw, 1.5rem);
  line-height: 1.5;
}
.service-card .card-en {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-style: italic;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.service-card p { font-size: 0.9rem; color: #3a4761; }
.service-card ul { display: grid; gap: 9px; margin-top: 4px; }
.service-card li {
  position: relative;
  padding-left: 16px;
  font-size: 0.85rem;
  color: #3a4761;
}
.service-card li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.78em;
  width: 7px; height: 1px;
  background: var(--gold);
}
.service-card .card-foot { margin-top: auto; padding-top: 16px; }

/* --- 9-2. 理念（GOAL / VISION / MISSION / CREDO）--------------------- */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.22);
}
.philosophy {
  background: var(--navy);
  padding: clamp(32px, 4vw, 56px);
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 260px;
}
.philosophy .label {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-light);
}
.philosophy h3 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: #fff;
}
.philosophy .body {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.9;
  color: #fff;
}
.philosophy .body .en {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 1.05rem;
  color: var(--gold-light);
  margin-top: 8px;
}
.philosophy small { font-size: 0.78rem; color: #9fb0c9; }

/* 白背景版の理念カード */
.philosophy.light {
  background: #fff;
  border: 1px solid var(--line-strong);
}
.philosophy.light .label { color: var(--gold); }
.philosophy.light h3 { color: var(--blue); }
.philosophy.light .body { color: var(--ink); }
.philosophy.light .body .en { color: var(--gold); }
.philosophy.light small { color: var(--muted); }

/* --- 9-3. プロフィール ------------------------------------------------ */
.profile {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) 1.4fr;
  gap: clamp(28px, 4vw, 60px);
  align-items: start;
}
.profile-name {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 12px 0 4px;
}
.profile-name .en {
  display: block;
  font-family: var(--font-display);
  font-size: 0.42em;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-top: 8px;
}
.profile-role {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
}

/* --- 9-4. タイムライン（代表ストーリー PAST / PRESENT / FUTURE）------ */
.timeline {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-strong);
}
.timeline-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: clamp(20px, 4vw, 48px);
  padding: clamp(28px, 3.6vw, 46px) 0;
  border-bottom: 1px solid var(--line-strong);
}
.timeline-key {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.timeline-key .phase {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--blue);
  line-height: 1;
}
.timeline-key .jp {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--gold);
}
.timeline-body h3 { font-size: 1.05rem; margin-bottom: 12px; }
.section.navy .timeline { border-top-color: rgba(255, 255, 255, 0.22); }
.section.navy .timeline-item { border-bottom-color: rgba(255, 255, 255, 0.22); }
.section.navy .timeline-key .phase { color: #fff; }
.section.navy .timeline-key .jp { color: var(--gold-light); }

/* --- 9-5. 会社概要テーブル ------------------------------------------- */
.company-table {
  border-top: 1px solid var(--line-strong);
}
.company-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line-strong);
}
.company-row dt {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--blue);
}
.company-row dd { font-size: 0.92rem; line-height: 1.9; }
.company-row dd .pending {
  display: inline-block;
  padding: 2px 9px;
  border: 1px dashed var(--line-strong);
  color: var(--muted);
  font-size: 0.82rem;
}

/* --- 9-6. タブ（コーチング to C / to B ＝画面内画面）----------------- */
.tabs { border: 1px solid var(--line-strong); background: #fff; }
.tab-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-bottom: 1px solid var(--line-strong);
}
.tab-btn {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 26px;
  background: var(--paper);
  border: 0;
  border-right: 1px solid var(--line-strong);
  text-align: left;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.tab-btn:last-child { border-right: 0; }
.tab-btn .t-en {
  font-family: var(--font-display);
  font-size: 0.76rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}
.tab-btn .t-jp { font-size: 1rem; font-weight: 700; letter-spacing: 0.06em; color: var(--muted); }
.tab-btn:hover { background: #f1efe9; }
.tab-btn[aria-selected="true"] {
  background: var(--blue);
  color: #fff;
}
.tab-btn[aria-selected="true"] .t-jp { color: #fff; }
.tab-btn[aria-selected="true"] .t-en { color: var(--gold-light); }
.tab-panel { padding: clamp(26px, 3.4vw, 46px); }
.tab-panel[hidden] { display: none; }
.tab-panel h3 { font-size: clamp(1.15rem, 1.9vw, 1.5rem); margin-bottom: 6px; }
.tab-panel .panel-en {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--gold);
  margin-bottom: 18px;
}

/* --- 9-7. アコーディオン（FAQ）-------------------------------------- */
.accordion { border-top: 1px solid var(--line-strong); }
.accordion-item { border-bottom: 1px solid var(--line-strong); }
.accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: 22px 4px;
  background: transparent;
  border: 0;
  text-align: left;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: color 0.25s var(--ease);
}
.accordion-trigger:hover { color: var(--blue); }
.accordion-trigger .q-mark {
  font-family: var(--font-display);
  color: var(--gold);
  margin-right: 12px;
}
.accordion-trigger .icon {
  position: relative;
  width: 16px; height: 16px;
  flex: none;
}
.accordion-trigger .icon::before,
.accordion-trigger .icon::after {
  content: "";
  position: absolute;
  background: var(--blue);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.accordion-trigger .icon::before { top: 7.5px; left: 0; width: 16px; height: 1px; }
.accordion-trigger .icon::after { left: 7.5px; top: 0; width: 1px; height: 16px; }
.accordion-trigger[aria-expanded="true"] .icon::after { transform: scaleY(0); opacity: 0; }
.accordion-panel { overflow: hidden; }
.accordion-panel[hidden] { display: none; }
.accordion-panel-inner { padding: 0 4px 26px; font-size: 0.9rem; color: #3a4761; }

/* --- 9-8. フォーム --------------------------------------------------- */
.form-grid {
  display: grid;
  gap: 22px;
}
.field { display: grid; gap: 9px; }
.field-label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink);
}
.field-label .req {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 7px;
  background: var(--blue);
  color: #fff;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  vertical-align: 2px;
}
.field-label .opt {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 7px;
  border: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  vertical-align: 2px;
}
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field select,
.field textarea {
  width: 100%;
  padding: 14px 15px;
  border: 1px solid var(--line-strong);
  background: #fff;
  font-size: 0.92rem;
  line-height: 1.7;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.field textarea { resize: vertical; min-height: 150px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(18, 62, 128, 0.1);
}
.field .hint { font-size: 0.75rem; color: var(--muted); }
.field .error {
  font-size: 0.76rem;
  font-weight: 700;
  color: #b3261e;
  min-height: 1.2em;
}
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: #b3261e; background: #fff8f7; }

.checkbox-field {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  padding: 18px;
  border: 1px solid var(--line-strong);
  background: var(--paper);
}
.checkbox-field input[type="checkbox"] {
  width: 18px; height: 18px;
  margin-top: 4px;
  accent-color: var(--blue);
}
.checkbox-field label { font-size: 0.86rem; line-height: 1.8; }

.form-notice {
  display: flex;
  gap: 14px;
  padding: 18px 20px;
  border-left: 3px solid var(--gold);
  background: var(--paper);
  font-size: 0.84rem;
  line-height: 1.85;
  color: #3a4761;
}
.form-notice strong { display: block; color: var(--blue); margin-bottom: 4px; }

.form-result {
  border: 1px solid var(--blue);
  background: var(--paper);
  padding: clamp(24px, 3vw, 38px);
}
.form-result[hidden] { display: none; }
.form-result h3 { color: var(--blue); margin-bottom: 12px; }
.form-result ul { display: grid; gap: 8px; margin: 18px 0; }
.form-result li { font-size: 0.88rem; padding-left: 16px; position: relative; }
.form-result li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.8em;
  width: 7px; height: 1px;
  background: var(--gold);
}

/* お問い合わせ情報の枠（公開可否が未確認であることを明示） */
.contact-info {
  border: 1px solid var(--line-strong);
  background: #fff;
}
.contact-info .row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
  font-size: 0.86rem;
}
.contact-info .row:last-child { border-bottom: 0; }
.contact-info dt, .contact-info .k {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--blue);
}

/* --- 9-9. CTA帯 ------------------------------------------------------ */
.cta-band {
  background: var(--blue);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-band .inner {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  padding: clamp(48px, 6vw, 82px) 0;
}
.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.6vw, 42px);
  font-weight: 500;
  letter-spacing: 0.05em;
  line-height: 1.3;
  color: #fff;
  margin-bottom: 14px;
}
.cta-band p { color: #d3deee; font-size: 0.92rem; }
.cta-band .actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: flex-end; }

/* --- 9-10. 一覧・ナビカード（関連ページ導線）------------------------ */
.nav-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}
.nav-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px;
  background: #fff;
  transition: background 0.3s var(--ease);
}
.nav-card:hover { background: var(--paper); }
.nav-card .nc-en {
  font-family: var(--font-display);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}
.nav-card h3 { font-size: 1.05rem; }
.nav-card p { font-size: 0.85rem; color: #3a4761; margin: 0; }
.nav-card .go {
  margin-top: auto;
  padding-top: 14px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--blue);
}

/* --- 9-11. メンバー枠（社員・関係者紹介）---------------------------- */
.member-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
}
.member-card { display: grid; gap: 16px; }
.member-card .photo-frame { aspect-ratio: 1 / 1; }
.member-card h3 { font-size: 1.05rem; }
.member-card .role {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--gold);
}

/* -------------------------------------------------------------------------
   10. フッター
   ------------------------------------------------------------------------- */
.site-footer {
  background: var(--navy);
  color: #c8d3e4;
  padding: clamp(48px, 6vw, 80px) 0 0;
  font-size: 0.85rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: clamp(28px, 4vw, 64px);
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}
.footer-brand .brand-emblem {
  background: transparent;
  border-color: var(--gold);
  box-shadow: inset 0 0 0 2px var(--navy), inset 0 0 0 3px var(--gold);
}
.footer-brand .brand-name { color: #fff; }
.footer-brand .brand-sub { color: var(--gold-light); }
.footer-brand p {
  margin-top: 20px;
  font-size: 0.82rem;
  line-height: 1.9;
  color: #9fb0c9;
  max-width: 340px;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 28px;
}
.footer-col h3 {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 16px;
}
.footer-col ul { display: grid; gap: 11px; }
.footer-col a { font-size: 0.84rem; color: #c8d3e4; transition: color 0.25s var(--ease); }
.footer-col a:hover { color: var(--gold-light); }
.footer-col .soon {
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  border: 1px solid rgba(227, 201, 139, 0.45);
  color: var(--gold-light);
  padding: 1px 6px;
  margin-left: 8px;
  vertical-align: 2px;
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0 28px;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: #8494ad;
}
.footer-bottom .proto { color: var(--gold-light); }

/* -------------------------------------------------------------------------
   11. アニメーション（スクロール連動のフェードイン）
   ------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal.delay-1 { transition-delay: 0.09s; }
.reveal.delay-2 { transition-delay: 0.18s; }
.reveal.delay-3 { transition-delay: 0.27s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-scroll span { animation: none; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* -------------------------------------------------------------------------
   12. レスポンシブ
   ------------------------------------------------------------------------- */

/* --- タブレット〜小型PC --------------------------------------------- */
@media (max-width: 1080px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-copy-col {
    padding: clamp(56px, 9vw, 90px) var(--gutter);
  }
  .hero-visual { min-height: 380px; }
  .hero-scroll { display: none; }
  .profile { grid-template-columns: 1fr; }
  .cta-band .inner { grid-template-columns: 1fr; }
  .cta-band .actions { justify-content: flex-start; }
  .footer-top { grid-template-columns: 1fr; }
}

/* --- スマートフォン ------------------------------------------------- */
@media (max-width: 860px) {
  :root { --header-h: 118px; }

  /* ヘッダー：ロゴ段＋横スクロール可能なメニュー段の2段構成
     （ハンバーガーメニューは初期段階では使用しない要件に対応。
       将来 .nav-toggle を追加して切り替えられる構造） */
  .header-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding-top: 14px;
    padding-bottom: 8px;
  }
  .brand { gap: 11px; }
  .brand-emblem { width: 40px; height: 40px; font-size: 8px; }
  .brand-name { font-size: 19px; }

  .global-nav {
    width: 100%;
    overflow-x: auto;
    gap: 20px;
    padding: 6px 0 10px;
    font-size: 0.72rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .global-nav::-webkit-scrollbar { display: none; }
  .global-nav a { padding: 6px 0; }
  .global-nav .nav-cta { padding: 9px 15px; }

  .split, .split.wide-left, .split.wide-right { grid-template-columns: 1fr; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .section-head .head-jp { padding-bottom: 0; }

  .timeline-item { grid-template-columns: 1fr; gap: 14px; }
  .company-row { grid-template-columns: 1fr; gap: 6px; }
  .tab-list { grid-template-columns: 1fr; }
  .tab-btn { border-right: 0; border-bottom: 1px solid var(--line-strong); }
  .contact-info .row { grid-template-columns: 1fr; gap: 4px; }
  .brand-band-inner { font-size: 0.8rem; letter-spacing: 0.12em; }
}

@media (max-width: 520px) {
  body { font-size: 15px; line-height: 1.85; }
  .hero-wordmark { font-size: clamp(46px, 15vw, 62px); }
  .hero-actions .btn { width: 100%; }
  .card-grid, .philosophy-grid, .nav-cards { grid-template-columns: 1fr; }
  .fact-list { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* -------------------------------------------------------------------------
   印刷
   ------------------------------------------------------------------------- */
@media print {
  .site-header, .hero-scroll, .brand-band { display: none; }
  body { color: #000; }
}