/* =================================================================
   みんなの不用品回収 — オリジナル記事CSS (mfk-style.css)
   デザイン参考: ほけんの窓口 コラムページ（忠実再現・青系）
   プレフィックス: mfk-
   ================================================================= */

/* ----- カスタムプロパティ ----- */
:root {
  --mfk-primary: #2563eb;
  --mfk-primary-dark: #1d4ed8;
  --mfk-primary-light: #eff6ff;
  --mfk-primary-pale: #dbeafe;
  --mfk-success: #16a34a;
  --mfk-success-light: #f0fdf4;
  --mfk-warning: #ea580c;
  --mfk-warning-light: #fff7ed;
  --mfk-danger: #dc2626;
  --mfk-danger-light: #fef2f2;
  --mfk-info: #0891b2;
  --mfk-info-light: #ecfeff;
  --mfk-gray: #666666;
  --mfk-gray-light: #999999;
  --mfk-gray-bg: #f4f4f4;
  --mfk-gray-border: #dcdcdc;
  --mfk-text: #000000;
  --mfk-text-sub: #333333;
}

/* =================================================================
   ベース
   ================================================================= */
.mfk-content {
  font-family: -apple-system, "Noto Sans JP", "Helvetica Neue", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--mfk-text);
  word-break: break-word;
}

/* =================================================================
   h2 — 左ボーダー6px + グレー背景 + 下シャドウ
   ================================================================= */
.mfk-content h2 {
  background: var(--mfk-gray-bg);
  border-left: 6px solid var(--mfk-primary);
  color: var(--mfk-text);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
  margin: 0 0 22px;
  padding: 15px 20px;
  border-radius: 0;
  box-shadow: var(--mfk-gray-border) 0px 2px 0px 0px;
}

/* =================================================================
   h3 — 左に縦バー ::before（グレー→青）
   ================================================================= */
.mfk-content h3 {
  background: transparent;
  color: var(--mfk-text);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.5;
  margin: 40px 0 20px;
  padding: 10px 0 10px 15px;
  border: none;
  position: relative;
}
.mfk-content h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--mfk-primary);
  border-radius: 2px;
}

/* =================================================================
   h4 — 左ドット
   ================================================================= */
.mfk-content h4 {
  color: var(--mfk-text);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  margin: 30px 0 15px;
  padding-left: 16px;
  position: relative;
}
.mfk-content h4::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--mfk-primary);
  border-radius: 50%;
}

/* =================================================================
   本文 p
   ================================================================= */
.mfk-content p {
  color: var(--mfk-text);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  margin: 0 0 20px;
}

/* =================================================================
   目次ボックス
   ================================================================= */
.mfk-toc {
  background: var(--mfk-gray-bg);
  border-radius: 5px;
  padding: 30px;
  margin: 0 0 30px;
}
.mfk-toc-title {
  font-weight: 700;
  font-size: 16px;
  color: var(--mfk-text);
  margin: 0 0 15px;
  padding: 0 0 10px;
  border-bottom: 1px solid var(--mfk-gray-border);
}
.mfk-toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.mfk-toc li {
  padding: 5px 0 5px 16px;
  position: relative;
  font-size: 14px;
  line-height: 1.6;
}
.mfk-toc li::before {
  content: "・";
  position: absolute;
  left: 0;
  color: var(--mfk-text);
}
.mfk-toc li a {
  color: var(--mfk-primary);
  text-decoration: none;
}
.mfk-toc li a:hover {
  text-decoration: underline;
}

/* =================================================================
   ボックス共通
   ================================================================= */
.mfk-box {
  border-radius: 5px;
  margin: 20px 0;
  padding: 20px 24px;
}
.mfk-box p {
  margin-bottom: 8px;
}
.mfk-box p:last-child {
  margin-bottom: 0;
}

/* --- ポイント (青) --- */
.mfk-box-point {
  background: var(--mfk-primary-light);
  border: 1px solid var(--mfk-primary-pale);
}
.mfk-box-point::before {
  content: "ポイント";
  display: block;
  color: var(--mfk-primary);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
  padding-left: 22px;
  position: relative;
}
.mfk-box-point::before {
  content: "💡 ポイント";
}

/* --- 注意 (オレンジ) --- */
.mfk-box-caution {
  background: var(--mfk-warning-light);
  border: 1px solid #fed7aa;
}
.mfk-box-caution::before {
  content: "⚠ 注意";
  display: block;
  color: var(--mfk-warning);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
}

/* --- 危険・警告 (赤) --- */
.mfk-box-danger {
  background: var(--mfk-danger-light);
  border: 1px solid #fecaca;
}
.mfk-box-danger::before {
  content: "🚨 要注意";
  display: block;
  color: var(--mfk-danger);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
}

/* --- メモ・出典 (グレー) --- */
.mfk-box-memo {
  background: var(--mfk-gray-bg);
  border: 1px solid var(--mfk-gray-border);
}
.mfk-box-memo::before {
  content: "📝 メモ";
  display: block;
  color: var(--mfk-gray);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
}

/* --- チェック・おすすめ (緑) --- */
.mfk-box-check {
  background: var(--mfk-success-light);
  border: 1px solid #bbf7d0;
}
.mfk-box-check::before {
  content: "✅ おすすめ";
  display: block;
  color: var(--mfk-success);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
}

/* --- 用語解説 (シアン) --- */
.mfk-box-term {
  background: var(--mfk-info-light);
  border: 1px solid #a5f3fc;
}
.mfk-box-term::before {
  content: "❓ 用語解説";
  display: block;
  color: var(--mfk-info);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 8px;
}

/* =================================================================
   リスト共通
   ================================================================= */
.mfk-content ul,
.mfk-content ol {
  margin: 10px 0 20px;
  padding-left: 0;
}
.mfk-content ul li,
.mfk-content ol li {
  color: var(--mfk-text);
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 4px;
}

/* --- チェックリスト (✔) --- */
.mfk-list-check {
  list-style: none;
  padding-left: 0;
}
.mfk-list-check li {
  padding-left: 28px;
  position: relative;
}
.mfk-list-check li::before {
  content: "✔";
  position: absolute;
  left: 2px;
  color: var(--mfk-primary);
  font-weight: 700;
  font-size: 14px;
}

/* --- メリットリスト (○) --- */
.mfk-list-good {
  list-style: none;
  padding-left: 0;
}
.mfk-list-good li {
  padding-left: 28px;
  position: relative;
}
.mfk-list-good li::before {
  content: "○";
  position: absolute;
  left: 2px;
  color: var(--mfk-success);
  font-weight: 700;
  font-size: 16px;
}

/* --- デメリットリスト (✕) --- */
.mfk-list-bad {
  list-style: none;
  padding-left: 0;
}
.mfk-list-bad li {
  padding-left: 28px;
  position: relative;
}
.mfk-list-bad li::before {
  content: "✕";
  position: absolute;
  left: 2px;
  color: var(--mfk-danger);
  font-weight: 700;
  font-size: 15px;
}

/* --- 番号付きリスト (ステップ) --- */
.mfk-list-step {
  list-style: none;
  padding-left: 0;
  counter-reset: step-counter;
}
.mfk-list-step li {
  padding-left: 36px;
  position: relative;
  counter-increment: step-counter;
  margin-bottom: 8px;
}
.mfk-list-step li::before {
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 3px;
  width: 24px;
  height: 24px;
  background: var(--mfk-primary);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* =================================================================
   テーブル — thead:青グレー、tbody th:薄グレー、border:#dcdcdc
   ================================================================= */
.mfk-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 16px;
  border: none;
}
.mfk-table thead th {
  background: var(--mfk-primary);
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  padding: 10px;
  text-align: left;
  border-bottom: 1px solid var(--mfk-gray-border);
}
.mfk-table tbody th {
  background: var(--mfk-primary-pale);
  color: var(--mfk-text);
  font-weight: 700;
  font-size: 16px;
  padding: 10px;
  text-align: left;
  border-bottom: 1px solid var(--mfk-gray-bg);
}
.mfk-table tbody td {
  background: transparent;
  color: var(--mfk-text);
  font-weight: 400;
  font-size: 16px;
  padding: 10px;
  border-bottom: 1px solid var(--mfk-gray-border);
}

/* =================================================================
   FAQ — Q:青丸 A:オレンジ丸（枠線なし、背景で区切り）
   ================================================================= */
.mfk-faq {
  margin: 20px 0;
}
.mfk-faq-item {
  border: 1px solid var(--mfk-gray-border);
  border-radius: 5px;
  margin-bottom: 10px;
  overflow: hidden;
}
.mfk-faq-q {
  background: var(--mfk-primary-light);
  padding: 14px 20px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.mfk-faq-q::before {
  content: "Q";
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  min-width: 28px;
  background: var(--mfk-primary);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  border-radius: 50%;
  line-height: 1;
}
.mfk-faq-q h3 {
  border: none;
  margin: 0;
  padding: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--mfk-text);
  line-height: 1.6;
  position: static;
}
.mfk-faq-q h3::before {
  display: none;
}
.mfk-faq-a {
  padding: 14px 20px 14px 60px;
  position: relative;
  background: #fff;
}
.mfk-faq-a::before {
  content: "A";
  position: absolute;
  left: 20px;
  top: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--mfk-warning);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  border-radius: 50%;
  line-height: 1;
}
.mfk-faq-a p {
  margin: 0;
}

/* =================================================================
   CTA ボタン
   ================================================================= */
.mfk-btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  padding: 14px 40px;
  border-radius: 50px;
  text-align: center;
  transition: opacity 0.2s ease;
  cursor: pointer;
}
.mfk-btn:hover {
  opacity: 0.85;
}
/* メインCTA (青) */
.mfk-btn-primary {
  background: var(--mfk-primary);
  color: #fff;
  border: none;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}
/* サブCTA (アウトライン) */
.mfk-btn-outline {
  background: #fff;
  color: var(--mfk-primary);
  border: 2px solid var(--mfk-primary);
}
/* ボタン中央寄せ用ラッパー */
.mfk-btn-wrap {
  text-align: center;
  margin: 30px 0;
}

/* =================================================================
   引用・出典
   ================================================================= */
.mfk-blockquote {
  border-left: 4px solid var(--mfk-primary);
  background: var(--mfk-gray-bg);
  padding: 15px 20px;
  margin: 20px 0;
  border-radius: 0;
}
.mfk-blockquote p {
  margin-bottom: 4px;
  color: var(--mfk-text-sub);
  font-size: 14px;
}
.mfk-blockquote cite {
  font-size: 13px;
  color: var(--mfk-gray-light);
  font-style: normal;
}

/* =================================================================
   strong 強調
   ================================================================= */
.mfk-content strong {
  color: var(--mfk-primary-dark);
  font-weight: 700;
}
.mfk-marker {
  background: linear-gradient(transparent 60%, var(--mfk-primary-pale) 60%);
  font-weight: 700;
}

/* =================================================================
   セクション間のスペーシング (m-stack再現)
   ================================================================= */
.mfk-content > * + h2 {
  margin-top: 50px;
}

/* =================================================================
   レスポンシブ
   ================================================================= */
@media (max-width: 768px) {
  .mfk-content h2 {
    font-size: 19px;
    padding: 12px 16px;
  }
  .mfk-content h3 {
    font-size: 17px;
  }
  .mfk-box {
    padding: 16px 18px;
  }
  .mfk-table {
    font-size: 14px;
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .mfk-table thead th,
  .mfk-table tbody td,
  .mfk-table tbody th {
    padding: 8px;
    white-space: nowrap;
  }
  .mfk-faq-a {
    padding-left: 52px;
  }
  .mfk-btn {
    display: block;
    width: 100%;
    padding: 14px 20px;
  }
  .mfk-toc {
    padding: 20px;
  }
}