/* ============================================================
   ミツカルAI診断 リニューアル拡張スタイル（2026.10）
   本体サイト（css/renewal-2026.css）のトーンに合わせ、既存の
   diagnosis/css/style.css・診断ロジック（js/scoring.js等）は
   一切変更せず、表現レイヤーのみを追加する。
   ============================================================ */

:root {
  --diag-ease: cubic-bezier(.22, .9, .3, 1);
}

/* ============================================================
   0. スクロール出現演出（.reveal / .reveal-stagger）
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s var(--diag-ease), transform .7s var(--diag-ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .6s var(--diag-ease), transform .6s var(--diag-ease);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: .03s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: .09s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: .15s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: .21s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: .27s; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: .33s; }
.reveal-stagger.is-visible > *:nth-child(7) { transition-delay: .39s; }
.reveal-stagger.is-visible > *:nth-child(8) { transition-delay: .45s; }
.reveal-stagger.is-visible > *:nth-child(9) { transition-delay: .51s; }

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-stagger > * { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ============================================================
   1. ヒーロー強化：信頼バッジ・実績チップ
   ============================================================ */
.hero-trust-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 14px;
  margin: -16px auto 28px;
  max-width: 640px;
}
.hero-trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--color-text-sub);
  background: #fff;
  border: 1px solid var(--color-border);
  padding: 7px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}
.hero-trust-badge i { color: var(--color-accent); }

/* ============================================================
   2. 診断9カテゴリー ビジュアルグリッド
   「見出し＋短い定義」を1枚ずつのカードにすることで、生成AIが
   各指標の意味をそのまま引用しやすい構造にする（LLMO/AIO対策）。
   ============================================================ */
.metrics-section { max-width: 1140px; margin: 86px auto; padding: 0 24px; }
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 900px) { .metrics-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .metrics-grid { grid-template-columns: 1fr; } }

.metric-card {
  position: relative;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px 20px;
  box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s;
}
.metric-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.metric-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.metric-icon {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: #fff;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
}
.metric-card:nth-child(2) .metric-icon { background: linear-gradient(135deg, #FFB627, #E8960A); }
.metric-card:nth-child(3) .metric-icon { background: linear-gradient(135deg, #7C6BFF, #5B48D9); }
.metric-card:nth-child(4) .metric-icon { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); }
.metric-card:nth-child(5) .metric-icon { background: linear-gradient(135deg, #2FBF71, #1E9C58); }
.metric-card:nth-child(6) .metric-icon { background: linear-gradient(135deg, #FF3864, #7C6BFF); }
.metric-card:nth-child(7) .metric-icon { background: linear-gradient(135deg, #f5893a, #D9681E); }
.metric-card:nth-child(8) .metric-icon { background: linear-gradient(135deg, #2FBF71, #FFB627); }
.metric-card:nth-child(9) .metric-icon { background: linear-gradient(135deg, #5B48D9, #FF3864); }
.metric-abbr { font-size: 15px; font-weight: 800; color: var(--color-text); }
.metric-abbr span { display: block; font-size: 11px; font-weight: 600; color: var(--color-text-faint); margin-top: 1px; }
.metric-card p { font-size: 12.5px; color: var(--color-text-sub); line-height: 1.75; }

/* ============================================================
   3. 診断の流れ：線でつながるステップ（PCのみ連結線を表示）
   ============================================================ */
.steps-line-wrap { position: relative; }
@media (min-width: 901px) {
  .steps-grid { position: relative; }
  .steps-grid::before {
    content: '';
    position: absolute;
    top: 16px; left: 10%; right: 10%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-border) 0%, var(--color-accent) 50%, var(--color-border) 100%);
    z-index: 0;
  }
  .step-card { position: relative; z-index: 1; }
}

/* ============================================================
   4. マイクロインタラクション：カーソル追従スポットライト
   ============================================================ */
@media (hover: hover) and (pointer: fine) {
  .why-card, .metric-card, .step-card {
    position: relative;
    overflow: hidden;
  }
  .why-card::after, .metric-card::after, .step-card::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    opacity: 0;
    background: radial-gradient(220px circle at var(--spot-x, 50%) var(--spot-y, 50%), rgba(255,56,100,0.08), transparent 70%);
    transition: opacity .35s ease;
    pointer-events: none;
  }
  .why-card:hover::after, .metric-card:hover::after, .step-card:hover::after { opacity: 1; }
  .why-card > *, .metric-card > *, .step-card > * { position: relative; z-index: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .why-card::after, .metric-card::after, .step-card::after { display: none; }
}

/* ボタン・アイコンの浮遊感 */
.btn-diagnose i, .btn-header-cta i, .quick-nav-link i { transition: transform .25s ease; }
.btn-diagnose:hover i { transform: translateX(3px); }

/* ============================================================
   5. 診断フォームの信頼要素強化
   ============================================================ */
.diagnose-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  justify-content: center;
  margin-top: 16px;
  font-size: 11.5px;
  color: var(--color-text-faint);
}
.diagnose-trust-row span { display: inline-flex; align-items: center; gap: 5px; }
.diagnose-trust-row i { color: var(--color-green); }

/* ============================================================
   6. セクション間の視覚的連続性（区切り背景）
   ============================================================ */
.why-section { padding: 56px 24px; border-radius: var(--radius-lg); background: var(--color-surface-alt); }

/* ============================================================
   7-pre. フッター内部リンク（SXO・内部リンク強化）
   ============================================================ */
.footer-site-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 18px;
  max-width: 640px;
  margin: 0 auto 14px;
  font-size: 12.5px;
}
.footer-site-links a { color: var(--color-text-sub); font-weight: 600; }
.footer-site-links a:hover { color: var(--color-accent); text-decoration: underline; }

/* ============================================================
   8. ファーストビューCV改善：診断前でも相談できるヒーローCTA
   検索・広告から来たユーザーが数秒で離脱しないよう、ヒーロー内に
   「診断しなくても今すぐ相談できる」導線を明示する。診断フォームの
   主役は崩さず、その補助動線として控えめなアウトラインボタンで配置。
   ============================================================ */
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 16px;
  margin: -10px auto 32px;
}
.btn-hero-contact {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--color-accent-dark);
  background: #fff;
  border: 1.5px solid var(--color-accent);
  padding: 10px 20px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transition: background .2s, color .2s, transform .15s;
}
.btn-hero-contact:hover {
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-1px);
}
.hero-cta-note {
  font-size: 11.5px;
  color: var(--color-text-faint);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
@media (max-width: 480px) {
  .hero-cta-row { flex-direction: column; gap: 10px; }
}

/* ============================================================
   9. 対応エリアセクション（地域SEO強化：大阪府大阪市×全国対応を明示）
   「どこで・誰に」提供しているサービスかをAI・検索エンジン双方に
   伝えるための独立セクション。本文はcompany.htmlの正式な対応エリア
   表記（大阪府を中心に全国対応）と矛盾しないよう統一している。
   ============================================================ */
.service-area-section { max-width: 900px; margin: 90px auto; padding: 0 24px; }
.service-area-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-sm);
}
.service-area-lead {
  font-size: 14.5px;
  color: var(--color-text-sub);
  line-height: 1.85;
  margin-bottom: 28px;
  text-align: center;
}
.service-area-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 28px;
}
@media (max-width: 760px) { .service-area-grid { grid-template-columns: 1fr; } }
.service-area-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  padding: 18px 16px;
}
.service-area-item i { color: var(--color-accent); font-size: 18px; margin-top: 2px; flex-shrink: 0; }
.service-area-item h3 { font-size: 13px; font-weight: 800; color: var(--color-text); margin-bottom: 4px; }
.service-area-item p { font-size: 12.5px; color: var(--color-text-sub); line-height: 1.6; }
.service-area-note {
  font-size: 13.5px;
  color: var(--color-text-sub);
  line-height: 1.85;
  text-align: center;
  margin-bottom: 24px;
}
.btn-service-area-contact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  max-width: 340px;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: #fff;
  font-weight: 700;
  font-size: 14.5px;
  padding: 14px 24px;
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(255,56,100,0.25);
  transition: transform .15s, box-shadow .15s;
}
.btn-service-area-contact:hover { transform: translateY(-1px); box-shadow: 0 10px 26px rgba(255,56,100,0.32); }
@media (max-width: 640px) {
  .service-area-section { margin: 56px auto; }
  .service-area-card { padding: 28px 20px; }
}

/* ============================================================
   10. 末尾CTAセクション（CV改善：FAQ直後に設置する最終導線）
   診断前の画面はFAQの直後にCTAが存在せず、そのまま小さなフッター
   リンクへ流れて離脱する構造だった。読み終えたユーザーを問い合わせ
   （無料相談予約）か診断開始のいずれかへ必ず誘導する専用セクション。
   ============================================================ */
.final-cta-section { max-width: 900px; margin: 80px auto 60px; padding: 0 24px; }
.final-cta-card {
  background: linear-gradient(145deg, var(--color-accent-dark), var(--color-accent));
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  box-shadow: 0 16px 40px rgba(255,56,100,0.22);
}
.final-cta-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  font-weight: 700;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.15);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.final-cta-card h2 {
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  line-height: 1.5;
  margin-bottom: 14px;
}
.final-cta-sub {
  font-size: 14px;
  color: rgba(255,255,255,0.9);
  line-height: 1.8;
  max-width: 560px;
  margin: 0 auto 28px;
}
.final-cta-btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-bottom: 22px;
}
.btn-final-cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  color: var(--color-accent-dark);
  font-weight: 800;
  font-size: 15px;
  padding: 16px 30px;
  border-radius: 999px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.18);
  transition: transform .15s, box-shadow .15s;
}
.btn-final-cta-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(0,0,0,0.22); }
.btn-final-cta-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  padding: 15px 26px;
  border: 1.5px solid rgba(255,255,255,0.6);
  border-radius: 999px;
  transition: background .2s, border-color .2s;
}
.btn-final-cta-secondary:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.final-cta-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 22px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.final-cta-trust li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: rgba(255,255,255,0.85);
}
@media (max-width: 640px) {
  .final-cta-section { margin: 56px auto 40px; }
  .final-cta-card { padding: 34px 22px; }
  .final-cta-card h2 { font-size: 21px; }
  .final-cta-btns { flex-direction: column; }
  .btn-final-cta-primary, .btn-final-cta-secondary { width: 100%; justify-content: center; }
}

/* ============================================================
   7. レスポンシブ最終調整
   ============================================================ */
@media (max-width: 640px) {
  .metrics-section { margin: 56px auto; }
  .why-section { margin: 56px auto !important; padding: 36px 18px; }
}