/* 関連記事カード - スタイル */

.related-posts-card-wrapper {
    margin: 40px 0;
    padding: 20px 0;
}

/* タグクラウド */
.related-tag-cloud {
    margin-bottom: 40px;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.tag-cloud-heading {
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    margin: 0 0 15px 0;
    text-align: center;
}

.tag-cloud-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    align-items: center;
}

.tag-cloud-item {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    text-decoration: none;
    border-radius: 20px;
    font-weight: 600;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.tag-cloud-item:hover {
    background: rgba(255, 255, 255, 0.9);
    color: #667eea;
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.related-posts-heading {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #333;
}

/* 2列グリッド */
.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

/* カードスタイル */
.related-post-card {
    display: block;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.related-post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
    border-color: #007bff;
}

/* サムネイル */
.related-post-thumbnail {
    width: 100%;
    padding-top: 60%; /* 5:3 比率 */
    background-size: cover;
    background-position: center;
    background-color: #f5f5f5;
}

/* タイトル */
.related-post-title {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
    padding: 12px;
    margin: 0;
    color: #333;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.8em;
}

.related-post-card:hover .related-post-title {
    color: #007bff;
}

/* もっとみるボタン */
.related-posts-more {
    display: block;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    padding: 12px 24px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s ease;
}

.related-posts-more:hover {
    background: #0056b3;
}

.related-posts-more:active {
    transform: scale(0.98);
}

/* ローディング */
.related-posts-loader {
    text-align: center;
    padding: 20px;
    color: #666;
    font-size: 14px;
}

/* スマホ対応 - 2列維持 */
@media (max-width: 768px) {
    .related-posts-grid {
        gap: 10px;
    }
    
    .related-post-title {
        font-size: 13px;
        padding: 10px;
    }
    
    .related-posts-heading {
        font-size: 20px;
    }
    
    .related-tag-cloud {
        padding: 15px;
        margin-bottom: 30px;
    }
    
    .tag-cloud-heading {
        font-size: 16px;
    }
    
    .tag-cloud-item {
        padding: 5px 12px;
        font-size: 13px;
    }
}

/* 極小画面でも2列 */
@media (max-width: 480px) {
    .related-posts-grid {
        gap: 8px;
    }
    
    .related-post-title {
        font-size: 12px;
        padding: 8px;
    }
    
    .related-post-thumbnail {
        padding-top: 65%;
    }
    
    .tag-cloud-item {
        padding: 4px 10px;
        font-size: 12px;
    }
}