/* ==========================================================================
  お知らせ詳細ページ レイアウト
   ========================================================================== */
.news-detail-article {
  background-color: #ffffff;
  border: 1px solid #ebdada;
  padding: 3.5rem;
  border-radius: 4px;
  box-shadow: 0 4px 15px rgba(169, 107, 120, 0.02);
}

/* --- 記事ヘッダー（タイトルまわり） --- */
.article-header {
  border-bottom: 1px solid #ebdada;
  padding-bottom: 2rem;
  margin-bottom: 2.5rem;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.article-date {
  font-size: 0.95rem;
  color: #0b0b0b;
  letter-spacing: 0.05em;
}

.article-title {
  font-size: 1.5rem;
  color: #0b0b0b;
  line-height: 1.4;
  font-weight: 700;
}

/* --- 記事本文エリア --- */
.article-body p {
  font-size: 1rem;
  color: #0b0b0b;
  line-height: 1.8;
  margin-bottom: 1.75rem;
  text-align: justify;
}

/* 本文内の小見出し（h3） */
.article-body h3 {
  font-size: 1.25rem;
  color: #0b0b0b;
  margin: 3rem 0 1.25rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #ebdada;
  font-weight: 700;
}

/* 本文内の写真ブロック */
.article-image {
  margin: 2.5rem 0;
  text-align: center;
}

.article-image img {
  max-width: 100%;
  height: auto;
  border-radius: 2px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.image-caption {
  font-size: 0.8rem !important;
  color: #0b0b0b !important;
  margin-top: 0.5rem;
  margin-bottom: 0 !important;
  text-align: center !important;
}

/* 重要な情報をまとめる枠（info-box） */
.info-box {
  background-color: #fbf6f5;
  border-left: 3px solid #9e2a2b;
  padding: 1.5rem 2rem;
  margin: 2.5rem 0;
  border-radius: 0 4px 4px 0;
}

.info-box h4 {
  color: #0b0b0b;
  font-size: 1rem;
  margin-bottom: 0.75rem;
  font-weight: 700;
}

.info-box ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.info-box li {
  font-size: 0.95rem;
  color: #0b0b0b;
  line-height: 1.7;
  margin-bottom: 0.5rem;
}
.info-box li:last-child {
  margin-bottom: 0;
}

/* --- 記事フッター（ボタン関係） --- */
.article-footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid #ebdada;
  text-align: center;
}

.btn-back {
  display: inline-block;
  background-color: transparent;
  border: 1px solid #9e2a2b;
  color: #9e2a2b;
  padding: 0.75rem 2.5rem;
  font-size: 0.95rem;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.btn-back:hover {
  background-color: #9e2a2b;
  color: #ffffff;
  opacity: 1;
}

/* ==========================================================================
   レスポンシブ対応
   ========================================================================== */
@media (max-width: 768px) {
  .news-detail-article {
    padding: 2rem 1.25rem;
  }
  .article-title {
    font-size: 1.25rem;
  }
  .info-box {
    padding: 1.25rem 1rem;
  }
  .btn-back {
    width: 100%;
  }
}