* {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: "Microsoft YaHei", sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }

        /* ===== 头部样式 ===== */
        .tag-header {
            background: linear-gradient(135deg, #4361ee, #3a0ca3);
            color: white;
            padding: 50px 0;
            text-align: center;
            margin-bottom: 30px;
        }
        .tag-header h1 {
            font-size: 2.8rem;
            margin-bottom: 15px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .article-count {
            font-weight: bold;
            font-size: 1.2em;
            color: #ffcc00;
        }

        /* ===== 面包屑导航 ===== */
        .breadcrumb {
            background: #fff;
            padding: 12px 20px;
            border-radius: 6px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
            margin-bottom: 25px;
        }
        .breadcrumb a {
            color: #4361ee;
            text-decoration: none;
        }
        .breadcrumb strong {
            color: #e83e8c;
        }

        /* ===== 主内容区 ===== */
        .main-container {
            display: grid;
            grid-template-columns: 1fr 0.3fr;
            gap: 30px;
        }

        /* ===== 左侧文章列表 ===== */
        .article-list {
            background: #fff;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        .article-card {
            display: flex;
            padding: 25px;
            border-bottom: 1px solid #eee;
            transition: all 0.3s ease;
        }
        .article-card:hover {
            background-color: #f9f9ff;
            transform: translateY(-3px);
        }
        .article-thumb {
            flex: 0 0 220px;
            margin-right: 25px;
            border-radius: 6px;
            overflow: hidden;
        }
        .article-thumb img {
            width: 100%;
            height: 140px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .article-card:hover .article-thumb img {
            transform: scale(1.05);
        }
        .article-content {
            flex: 1;
        }
        .article-content h2 {
            font-size: 1.5rem;
            margin-bottom: 12px;
        }
        .article-content h2 a {
            color: #2d3748;
            text-decoration: none;
            transition: color 0.3s;
        }
        .article-content h2 a:hover {
            color: #4361ee;
            text-decoration: underline;
        }
        .article-desc {
            color: #4a5568;
            margin-bottom: 15px;
            line-height: 1.7;
        }
        .article-meta {
            display: flex;
            color: #718096;
            font-size: 0.9rem;
        }
        .article-meta span {
            margin-right: 20px;
            position: relative;
        }
        .article-meta span:after {
            content: "•";
            position: absolute;
            right: -12px;
            top: 50%;
            transform: translateY(-50%);
        }
        .article-meta span:last-child:after {
            display: none;
        }
        
        /* ✅ 推荐文章标题样式 */
        .recommended-title {
            padding: 20px 25px 10px;
            border-bottom: 2px solid #4361ee;
            margin-bottom: 15px;
            font-size: 1.4rem;
            color: #2d3748;
        }

        /* ===== 右侧标签云 ===== */
        .tag-cloud-section {
            background: #fff;
            border-radius: 10px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        .tag-cloud-section h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 2px solid #4361ee;
            color: #2d3748;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .tag-cloud a {
            display: inline-block;
            padding: 10px 18px;
            background: #edf2f7;
            border-radius: 30px;
            text-decoration: none;
            color: #2d3748;
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            font-size: 0.95rem;
        }
        .tag-cloud a:hover {
            transform: scale(1.15) translateY(-3px);
            background: linear-gradient(45deg, #4361ee, #3a0ca3);
            color: white !important;
            box-shadow: 0 6px 15px rgba(67, 97, 238, 0.4);
            z-index: 10;
        }

        /* ===== 响应式设计 ===== */
        @media (max-width: 992px) {
            .main-container {
                grid-template-columns: 1fr;
            }
            .tag-cloud-section {
                order: -1;
                margin-bottom: 30px;
            }
        }
        @media (max-width: 768px) {
            .article-card {
                flex-direction: column;
            }
            .article-thumb {
                flex: 0 0 100%;
                margin-right: 0;
                margin-bottom: 15px;
            }
        }