/* =============================================================================
   AucKit features/* 関連機能セクション CSS
   配置先候補: 既存の features 用 CSS ファイルの末尾 (lp-base.css 等)
   既存の .detail-section スタイルを継承しつつ、リンクカード型UIを実装。
   ============================================================================= */

/* 関連機能セクション枠 */
.detail-related {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid #e8e8e0;
}

.detail-related h2 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: #1f1f1c;
}

.detail-related__intro {
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
  color: #5f5e5a;
}

/* リンクカードリスト */
.detail-related__list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.detail-related__item {
  margin: 0;
  padding: 0;
}

/* 1つのカード = 1リンク (リンク全体がクリック可) */
.detail-related__link {
  display: block;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid #e0ddd5;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}

.detail-related__link:hover {
  border-color: #0070f3;
  box-shadow: 0 4px 12px rgba(0, 112, 243, 0.08);
  transform: translateY(-1px);
  text-decoration: none;
}

/* カテゴリラベル (青系の小タグ) */
.detail-related__category {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: #0070f3;
  background: #e8f1fe;
  padding: 2px 8px;
  border-radius: 10px;
  margin-bottom: 8px;
}

/* 機能タイトル (H1相当の太字) */
.detail-related__title {
  display: block;
  font-size: 0.98rem;
  font-weight: 700;
  color: #1f1f1c;
  margin-bottom: 6px;
  line-height: 1.4;
}

.detail-related__link:hover .detail-related__title {
  color: #0070f3;
}

/* 短文 (本文ミュート色) */
.detail-related__short {
  display: block;
  font-size: 0.85rem;
  color: #5f5e5a;
  line-height: 1.55;
}

/* 機能一覧へ戻るリンク */
.detail-related__more {
  margin: 0;
  text-align: right;
}

.detail-related__more a {
  font-size: 0.9rem;
  color: #0070f3;
  text-decoration: none;
  font-weight: 500;
}

.detail-related__more a:hover {
  text-decoration: underline;
}

/* モバイル */
@media (max-width: 640px) {
  .detail-related__list {
    grid-template-columns: 1fr;
  }
  .detail-related h2 {
    font-size: 1.15rem;
  }
}