/* =========================
   ブログ共通
========================= */

.blog-page {
  max-width: 860px;
  margin: 0 auto;
}

/* ===== 一覧 ===== */
.blog-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.blog-card {
  display: flex;
  gap: 20px;
  padding: 18px;
  border-radius: 16px;
  border: 1px solid #eee;
  background: #fff;
  transition: all 0.2s ease;
}

.blog-card:hover {
  box-shadow: 0 10px 24px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}

/* 画像 */
.blog-card-image {
  width: 140px;
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 内容 */
.blog-card-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.blog-card-title {
  font-size: 18px;
  font-weight: 600;
}

.blog-card-meta {
  font-size: 12px;
  color: #777;
}

.blog-card-excerpt {
  font-size: 14px;
  line-height: 1.7;
  color: #333;
}

/* ===== 詳細 ===== */
.blog-detail-title {
  font-size: 28px;
  margin-bottom: 6px;
}

.blog-detail-meta {
  font-size: 13px;
  color: #888;
  margin-bottom: 20px;
}

/* ヒーロー画像 */
.blog-hero {
  margin: 24px 0 28px;
  border-radius: 18px;
  overflow: hidden;
}

.blog-hero img {
  width: 100%;
  height: auto;
  display: block;
}

/* 本文 */
.blog-content {
  font-size: 15px;
  line-height: 1.9;
}

/* 画像ギャラリー */
.blog-image-gallery {
  margin-top: 32px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.blog-image-item {
  border-radius: 14px;
  overflow: hidden;
}

.blog-image-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 戻る */
.blog-back {
  margin-top: 40px;
}

.blog-back a {
  font-size: 14px;
  color: #2563eb;
}

/* ===== モバイル ===== */
@media (max-width: 640px) {
  .blog-card {
    flex-direction: column;
  }

  .blog-card-image {
    width: 100%;
  }

  .blog-detail-title {
    font-size: 22px;
  }
}