/* ===================================================
   宅食くらべる — 共通スタイルシート
   参考: 宅食グルメ (meal.app-liv.jp) デザインを参考にブラッシュアップ
   =================================================== */

/* --- CSS変数 --- */
:root {
  --color-primary:    #0B1F3B;   /* ダークネイビー（ブランド） */
  --color-accent:     #1E8E5A;   /* ブランドグリーン */
  --color-orange:     #E8720C;   /* オレンジ（参考サイト準拠・CTA/見出し） */
  --color-orange-lt:  #FFF4EC;   /* 薄オレンジ（見出し背景） */
  --color-green-lt:   #F0FBF5;   /* 薄グリーン */
  --color-bg:         #FFFFFF;
  --color-bg-gray:    #F7F8FA;
  --color-bg-yellow:  #FFFBF0;
  --color-text:       #333333;
  --color-text-muted: #777777;
  --color-border:     #E0E0E0;
  --color-ok:         #2E7D32;   /* ◎○ 緑 */
  --color-warn:       #E65100;   /* △ オレンジ */
  --color-ng:         #C62828;   /* × 赤 */
  --color-highlight:  #FFF9C4;   /* 強調背景 */

  --font-base: 'Hiragino Sans', 'Yu Gothic', 'Meiryo', sans-serif;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10);
  --max-w: 860px;
  --max-w-wide: 1140px;
}

/* --- リセット --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-orange); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { padding-left: 1.4em; }

/* --- コンテナ --- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}
.container-wide {
  max-width: var(--max-w-wide);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===================================================
   サイトヘッダー
   =================================================== */
.site-header {
  background: var(--color-primary);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.18);
}
.site-header .container {
  max-width: var(--max-w-wide);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  gap: 16px;
}
.logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff !important;
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: .02em;
}
.logo:hover { text-decoration: none; opacity: .85; }
.site-header nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.site-header nav a {
  color: rgba(255,255,255,.85);
  font-size: 0.8rem;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: background .15s;
  white-space: nowrap;
}
.site-header nav a:hover {
  background: rgba(255,255,255,.15);
  color: #fff;
  text-decoration: none;
}

/* ===================================================
   PR表記バー
   =================================================== */
.pr-notice {
  background: #F5F5F5;
  border-bottom: 1px solid var(--color-border);
  padding: 6px 0;
}
.pr-notice p {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ===================================================
   ヒーローセクション
   =================================================== */
.hero {
  background: linear-gradient(135deg, #0B1F3B 0%, #1A3A6B 60%, #1E5C3A 100%);
  color: #fff;
  padding: 52px 0 48px;
}
.hero h1 {
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 12px;
  letter-spacing: -.01em;
}
.hero-sub {
  font-size: 0.95rem;
  color: rgba(255,255,255,.75);
  margin-bottom: 20px;
}
.hero-lead {
  font-size: 0.95rem;
  color: rgba(255,255,255,.9);
  margin-bottom: 28px;
  line-height: 1.8;
}
.hero-lead p + p { margin-top: 8px; }

/* ===================================================
   パンくずリスト
   =================================================== */
.breadcrumb {
  font-size: 0.8rem;
  color: rgba(255,255,255,.6);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.breadcrumb a { color: rgba(255,255,255,.75); }
.breadcrumb a:hover { color: #fff; }

/* ===================================================
   目次（TOC）
   =================================================== */
.toc-box {
  background: var(--color-bg-gray);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 28px 0;
}
.toc-box .toc-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: .08em;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.toc-box ol {
  padding-left: 1.4em;
  font-size: 0.9rem;
  line-height: 1.6;
}
.toc-box ol li { margin-bottom: 6px; }
.toc-box ol li a { color: var(--color-orange); }
.toc-box ol li a:hover { text-decoration: underline; }
.toc-box ul { list-style: disc; padding-left: 1.8em; margin-top: 4px; }
.toc-box ul li { margin-bottom: 4px; }

/* ===================================================
   セクション共通
   =================================================== */
.section {
  padding: 52px 0;
  border-bottom: 1px solid var(--color-border);
}
.section:last-of-type { border-bottom: none; }
.section-bg { background: var(--color-bg-gray); }

/* H2見出し（参考サイト準拠：左ボーダー＋薄背景） */
.section-title,
h2.section-title {
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  font-weight: 700;
  color: var(--color-primary);
  border-left: 5px solid var(--color-orange);
  background: var(--color-orange-lt);
  padding: 10px 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 20px;
  line-height: 1.4;
}

/* H3見出し */
h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  border-left: 3px solid var(--color-accent);
  padding-left: 10px;
  margin-bottom: 12px;
  line-height: 1.4;
}

.section-lead {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.7;
}

/* ===================================================
   情報ボックス
   =================================================== */
.info-box {
  background: var(--color-green-lt);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 16px 20px;
  margin: 16px 0;
  font-size: 0.9rem;
  line-height: 1.7;
}
.info-box p + p { margin-top: 8px; }

.official-check {
  margin-top: 48px;
  padding: 32px;
  background: #f0fdf4;
  border-radius: 12px;
  border: 1px solid #bbf7d0;
}
.official-check-title {
  font-size: 1.1rem;
  margin-bottom: 16px;
}
.official-check-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.article-p {
  line-height: 1.8;
  margin: 12px 0;
}
.article-list {
  padding-left: 1.4em;
  line-height: 1.9;
}
.article-subheading {
  margin: 24px 0 12px;
  font-size: 1.1rem;
  color: #1e293b;
}
.article-divider {
  margin: 24px 0;
  border-color: #e2e8f0;
}
.table-scroll {
  overflow-x: auto;
}

.warn-box {
  background: #FFF8E1;
  border-left: 4px solid #F9A825;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 16px 20px;
  margin: 16px 0;
  font-size: 0.875rem;
  line-height: 1.7;
}
.warn-box p + p { margin-top: 8px; }

.result-box {
  background: var(--color-orange-lt);
  border: 2px solid var(--color-orange);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 20px 0;
  font-size: 0.9rem;
  line-height: 1.7;
}
.result-box .result-title {
  font-weight: 700;
  color: var(--color-orange);
  font-size: 0.85rem;
  letter-spacing: .06em;
  margin-bottom: 10px;
  text-transform: uppercase;
}

/* ===================================================
   ボタン
   =================================================== */
.btn {
  display: inline-block;
  background: var(--color-orange);
  color: #fff !important;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  text-decoration: none !important;
  text-align: center;
  transition: background .15s, transform .1s;
  cursor: pointer;
  line-height: 1.4;
  border: none;
}
.btn:hover {
  background: #C95E00;
  transform: translateY(-1px);
  text-decoration: none !important;
}
.btn-block { display: block; width: 100%; }
.btn-sm { font-size: 0.85rem; padding: 10px 18px; }
.btn-outline {
  background: transparent;
  color: var(--color-orange) !important;
  border: 2px solid var(--color-orange);
}
.btn-outline:hover {
  background: var(--color-orange);
  color: #fff !important;
}
.btn-green {
  background: var(--color-accent);
}
.btn-green:hover { background: #166B43; }

.cta-optimized-group {
  width: 100%;
  display: grid;
  gap: 12px;
}
.cta-optimized-item {
  width: 100%;
}
.btn.cta-optimized-btn {
  width: 100%;
  min-height: 56px;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.35;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 16px;
  transition: background-color .2s, transform .2s;
}
.cta-microcopy {
  font-size: 0.8rem;
  color: #6B7280;
  text-align: center;
  margin-top: 6px;
  line-height: 1.55;
}

.btn.cta-green-spoon-a { background: #22C55E !important; color: #fff !important; }
.btn.cta-green-spoon-a:hover { background: #16A34A !important; text-decoration: none !important; }
.btn.cta-green-spoon-b { background: #F59E0B !important; color: #fff !important; }
.btn.cta-green-spoon-b:hover { background: #D97706 !important; text-decoration: none !important; }

.btn.cta-tsukurioki-a { background: #EA580C !important; color: #fff !important; }
.btn.cta-tsukurioki-a:hover { background: #C2410C !important; text-decoration: none !important; }
.btn.cta-tsukurioki-b { background: #0EA5E9 !important; color: #fff !important; }
.btn.cta-tsukurioki-b:hover { background: #0284C7 !important; text-decoration: none !important; }

.btn.cta-mogumo-a { background: #F97316 !important; color: #fff !important; }
.btn.cta-mogumo-a:hover {
  background: #EA580C !important;
  transform: scale(1.03);
  text-decoration: none !important;
}
.btn.cta-mogumo-b { background: #3B82F6 !important; color: #fff !important; }
.btn.cta-mogumo-b:hover { background: #2563EB !important; text-decoration: none !important; }

.btn.cta-medimeal-a { background: #16A34A !important; color: #fff !important; }
.btn.cta-medimeal-a:hover { background: #15803D !important; text-decoration: none !important; }
.btn.cta-medimeal-b { background: #0EA5E9 !important; color: #fff !important; }
.btn.cta-medimeal-b:hover { background: #0284C7 !important; text-decoration: none !important; }

.btn.cta-chef-no-muten-a { background: #15803D !important; color: #fff !important; }
.btn.cta-chef-no-muten-a:hover { background: #166534 !important; text-decoration: none !important; }
.btn.cta-chef-no-muten-b { background: #D97706 !important; color: #fff !important; }
.btn.cta-chef-no-muten-b:hover { background: #B45309 !important; text-decoration: none !important; }

.btn.cta-delipicks-a { background: #1E293B !important; color: #fff !important; }
.btn.cta-delipicks-a:hover { background: #0F172A !important; text-decoration: none !important; }
.btn.cta-delipicks-b { background: #7C3AED !important; color: #fff !important; }
.btn.cta-delipicks-b:hover { background: #6D28D9 !important; text-decoration: none !important; }

@keyframes cta-shake {
  0% { transform: translateX(0); }
  25% { transform: translateX(-2px); }
  50% { transform: translateX(2px); }
  75% { transform: translateX(-1px); }
  100% { transform: translateX(0); }
}
.cta-shake-subtle {
  animation: cta-shake 2.4s ease-in-out infinite;
}

/* ===================================================
   CTAブロック
   =================================================== */
.cta-block {
  background: var(--color-bg-gray);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  margin: 32px 0;
  text-align: center;
}
.cta-block > p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}
.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* ===================================================
   サービスカード（Hero内）
   =================================================== */
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 28px 0 32px;
}
.service-card {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-lg);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.service-name {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
}
.service-tagline {
  font-size: 0.8rem;
  color: rgba(255,255,255,.7);
  line-height: 1.5;
}

/* メリット/デメリットリスト（参考サイト準拠） */
.fit-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.6;
}
.fit-list li {
  padding-left: 1.4em;
  position: relative;
  color: rgba(255,255,255,.85);
  margin-bottom: 3px;
}
.fit-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #4ADE80;
  font-weight: 700;
}
.fit-list.no li::before {
  content: "✗";
  color: #F87171;
}

/* ===================================================
   比較表
   =================================================== */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin: 16px 0;
  border: 1px solid var(--color-border);
}
.table-wrap::after {
  content: "← スクロールできます →";
  display: block;
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  padding: 6px;
  background: var(--color-bg-gray);
  border-top: 1px solid var(--color-border);
}
.comp-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: #fff;
}
.comp-table thead tr {
  background: var(--color-primary);
  color: #fff;
}
.comp-table thead th {
  padding: 14px 16px;
  text-align: center;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid rgba(255,255,255,.15);
}
.comp-table thead th:first-child {
  text-align: left;
  width: 130px;
}
.comp-table tbody tr:nth-child(even) { background: var(--color-bg-gray); }
.comp-table tbody tr:hover { background: var(--color-orange-lt); }
.comp-table td {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  vertical-align: middle;
  text-align: center;
  line-height: 1.6;
}
.comp-table td.item-label {
  text-align: left;
  font-weight: 600;
  color: var(--color-primary);
  background: #F0F4F8;
  font-size: 0.85rem;
  white-space: nowrap;
}
.comp-table td.highlight {
  font-weight: 700;
  color: var(--color-accent);
}
.comp-table .note {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* 評価記号（◎○△×）の色分け */
.rank-great { color: var(--color-ok); font-weight: 700; font-size: 1.1rem; }
.rank-good  { color: var(--color-accent); font-weight: 700; }
.rank-fair  { color: var(--color-warn); font-weight: 700; }
.rank-poor  { color: var(--color-ng); font-weight: 700; }

.table-note {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  line-height: 1.5;
}

/* ===================================================
   データテーブル（レビュー内）
   =================================================== */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  margin: 16px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.data-table th {
  background: #F0F4F8;
  color: var(--color-primary);
  font-weight: 700;
  padding: 12px 16px;
  text-align: left;
  width: 35%;
  border: 1px solid var(--color-border);
  vertical-align: top;
  font-size: 0.85rem;
}
.data-table td {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  line-height: 1.7;
  vertical-align: top;
}
.data-table tr:nth-child(even) td { background: var(--color-bg-gray); }
.data-table .note {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* ===================================================
   目的別カード
   =================================================== */
.purpose-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 20px;
}
.purpose-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-orange);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  box-shadow: var(--shadow-sm);
}
.purpose-card h3 {
  font-size: 0.95rem;
  margin-bottom: 10px;
  border-left: none;
  padding-left: 0;
  color: var(--color-primary);
}
.purpose-card p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 14px;
  line-height: 1.6;
}
.purpose-icon {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

/* ===================================================
   FAQカード
   =================================================== */
.faq-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 16px;
}
.faq-card-link {
  display: block;
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-orange);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  text-decoration: none !important;
  transition: box-shadow .15s, transform .1s;
}
.faq-card-link:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  text-decoration: none !important;
}
.faq-q {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.faq-hint {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* FAQアコーディオン */
.faq-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
details.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
details.faq-item summary {
  padding: 16px 20px;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-bg-gray);
  transition: background .15s;
  color: var(--color-primary);
}
details.faq-item summary::before {
  content: "Q";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--color-orange);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 50%;
  flex-shrink: 0;
}
details.faq-item summary::-webkit-details-marker { display: none; }
details.faq-item summary::after {
  content: "▼";
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  transition: transform .2s;
}
details.faq-item[open] summary::after { transform: rotate(180deg); }
details.faq-item summary:hover { background: var(--color-orange-lt); }
.faq-answer {
  padding: 16px 20px;
  font-size: 0.875rem;
  line-height: 1.75;
  border-top: 1px solid var(--color-border);
  color: var(--color-text);
}
.faq-answer p + p { margin-top: 8px; }
.faq-answer ul { margin-top: 8px; }
.faq-answer li { margin-bottom: 4px; }

/* ===================================================
   レビューカード
   =================================================== */
.review-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 20px;
}
.review-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.review-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  border-left: 3px solid var(--color-orange);
  padding-left: 10px;
  margin-bottom: 0;
}
.review-card p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}

/* ===================================================
   口コミ（voice）
   =================================================== */
.voice-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.voice-item {
  background: var(--color-bg-gray);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 12px 16px;
  font-size: 0.875rem;
  line-height: 1.7;
}
.voice-source {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ===================================================
   更新日ラベル
   =================================================== */
.update-label {
  display: inline-block;
  background: var(--color-bg-gray);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 3px 12px;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

/* ===================================================
   サービス概要ボックス（レビューページ）
   =================================================== */
.service-overview {
  background: #fff;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin: 20px 0;
  box-shadow: var(--shadow-sm);
}
.service-overview-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.service-overview-name {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
}
.service-overview-tagline {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}
.merit-demerit {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}
.merit-box, .demerit-box {
  border-radius: var(--radius-md);
  padding: 14px 16px;
}
.merit-box {
  background: var(--color-green-lt);
  border: 1px solid #A5D6A7;
}
.demerit-box {
  background: #FFF5F5;
  border: 1px solid #FFCDD2;
}
.merit-box .box-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-ok);
  margin-bottom: 8px;
  letter-spacing: .06em;
}
.demerit-box .box-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-ng);
  margin-bottom: 8px;
  letter-spacing: .06em;
}
.merit-list, .demerit-list {
  list-style: none;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1.6;
}
.merit-list li {
  padding-left: 1.4em;
  position: relative;
  margin-bottom: 4px;
  color: var(--color-text);
}
.merit-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-ok);
  font-weight: 700;
}
.demerit-list li {
  padding-left: 1.4em;
  position: relative;
  margin-bottom: 4px;
  color: var(--color-text);
}
.demerit-list li::before {
  content: "✗";
  position: absolute;
  left: 0;
  color: var(--color-ng);
  font-weight: 700;
}

/* ===================================================
   フッター
   =================================================== */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,.7);
  padding: 40px 0 24px;
  margin-top: 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  margin-bottom: 28px;
  align-items: start;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  justify-content: flex-end;
}
.footer-nav a {
  color: rgba(255,255,255,.65);
  font-size: 0.82rem;
  transition: color .15s;
}
.footer-nav a:hover { color: #fff; text-decoration: none; }
.copyright {
  font-size: 0.78rem;
  color: rgba(255,255,255,.4);
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 20px;
  text-align: center;
}

/* ===================================================
   ユーティリティ
   =================================================== */
.mt-4  { margin-top: 16px; }
.mt-6  { margin-top: 24px; }
.mt-8  { margin-top: 32px; }
.mb-4  { margin-bottom: 16px; }
.text-xs   { font-size: 0.75rem; }
.text-sm   { font-size: 0.875rem; }
.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }

/* ===================================================
   レスポンシブ（SP: 〜767px）
   =================================================== */
@media (max-width: 767px) {
  .site-header .container { height: 52px; }
  .site-header nav { display: none; }

  .hero { padding: 36px 0 32px; }
  .hero h1 { font-size: 1.3rem; }

  .service-cards {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .purpose-cards { grid-template-columns: 1fr; }
  .review-cards  { grid-template-columns: 1fr; }
  .faq-cards     { grid-template-columns: 1fr; }
  .merit-demerit { grid-template-columns: 1fr; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .footer-nav { justify-content: flex-start; }

  .cta-buttons { flex-direction: column; }
  .cta-buttons .btn { width: 100%; }

  .section { padding: 36px 0; }
  .section-title { font-size: 1.1rem; }

  .comp-table { font-size: 0.8rem; }
  .data-table th { width: 40%; font-size: 0.8rem; }

  .toc-box { padding: 16px; }
}

/* ===================================================
   タブレット（768px〜1023px）
   =================================================== */
@media (min-width: 768px) and (max-width: 1023px) {
  .service-cards { grid-template-columns: 1fr 1fr; }
  .purpose-cards { grid-template-columns: 1fr 1fr; }
  .review-cards  { grid-template-columns: 1fr 1fr; }
}

/* ===================================================
   Common Modules (HTML + CSS)
   =================================================== */
.common-module {
  margin: 18px 0 24px;
  padding: 14px 16px;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  background: #f8fbff;
}
.common-module h3 {
  margin: 0 0 10px;
  font-size: 1rem;
  color: #1e3a8a;
}
.common-module p {
  margin: 0 0 8px;
  font-size: .92rem;
}
.module-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}
.module-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.module-chip {
  border: 1px solid #bfdbfe;
  background: #fff;
  border-radius: 8px;
  padding: 8px;
  font-size: .84rem;
  line-height: 1.45;
}
.module-list {
  margin: 0;
  padding-left: 1.2em;
}
.module-list li {
  margin-bottom: 6px;
}
@media (max-width: 767px) {
  .module-grid,
  .module-grid-3 {
    grid-template-columns: 1fr;
  }
}