:root {
            --primary-purple: #6c2eb9;
            --primary-orange: #ff7a00;
            --light-bg: #f8f9fa;
            --shadow: 0 3px 10px rgba(0,0,0,0.05);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: "Microsoft YaHei", sans-serif;
            color: #333;
            line-height: 1.6;
            padding-top: 70px; /* 适配固定导航栏 */
        }

        /* Navbar */
        .navbar {
            background-color: white;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
            padding: 0.75rem 0;
            z-index: 9999;
        }
        .navbar-brand {
            color: var(--primary-orange);
            font-weight: bold;
            font-size: 1.3rem;
        }
        .nav-link {
            color: #333;
            font-size: 0.9rem;
            margin: 0 0.5rem;
            transition: color 0.3s ease;
        }
        .nav-link:hover {
            color: var(--primary-purple);
        }
        .btn-orange {
            background-color: var(--primary-orange);
            color: white;
            border-radius: 20px;
            padding: 0.375rem 1rem;
            font-size: 0.9rem;
            border: none;
            transition: background-color 0.3s ease;
        }
        .btn-orange:hover {
            background-color: #e06c00;
            color: white;
        }

        /* 下拉菜单样式优化 */
        .dropdown-menu {
            border: none;
            box-shadow: var(--shadow);
            border-radius: 8px;
            padding: 0.5rem 0;
        }
        .dropdown-item {
            font-size: 0.9rem;
            padding: 0.5rem 1rem;
            transition: all 0.3s ease;
        }
        .dropdown-item:hover {
            background-color: var(--primary-purple);
            color: white;
        }

        /* 面包屑导航 */
        .breadcrumb {
            background-color: var(--light-bg);
            padding: 1rem 0;
            margin-bottom: 2rem;
        }
        .breadcrumb-item a {
            color: #666;
            text-decoration: none;
            font-size: 0.9rem;
        }
        .breadcrumb-item a:hover {
            color: var(--primary-orange);
        }
        .breadcrumb-item.active {
            color: var(--primary-orange);
            font-size: 0.9rem;
        }

        /* 文章列表样式 */
        .article-list {
            padding: 2rem 0 4rem;
        }
        .article-card {
            border: none;
            box-shadow: var(--shadow);
            border-radius: 10px;
            overflow: hidden;
            margin-bottom: 1.5rem;
            transition: transform 0.3s ease;
        }
        .article-card:hover {
            transform: translateY(-5px);
        }
        .article-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .article-body {
            padding: 1.5rem;
        }
        .article-tag {
            display: inline-block;
            background-color: var(--primary-purple);
            color: white;
            font-size: 0.7rem;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            margin-bottom: 0.8rem;
        }
        .article-title {
            font-size: 1.1rem;
            font-weight: bold;
            margin-bottom: 0.8rem;
            color: #333;
            text-decoration: none;
            display: block;
        }
        .article-title:hover {
            color: var(--primary-orange);
        }
        .article-meta {
            font-size: 0.8rem;
            color: #999;
            margin-bottom: 0.8rem;
        }
        .article-excerpt {
            font-size: 0.9rem;
            color: #666;
            line-height: 1.6;
            margin-bottom: 1rem;
        }
        .read-more {
            color: var(--primary-orange);
            font-size: 0.85rem;
            text-decoration: none;
            font-weight: 500;
        }
        .read-more:hover {
            color: #e06c00;
            text-decoration: underline;
        }

        /* 分页样式 */
        .pagination {
            justify-content: center;
            margin-top: 2rem;
        }
        .page-link {
            color: #666;
            border: none;
            margin: 0 0.3rem;
            border-radius: 6px !important;
        }
        .page-link:hover {
            background-color: var(--primary-purple);
            color: white;
        }
        .page-item.active .page-link {
            background-color: var(--primary-orange);
            border-color: var(--primary-orange);
        }

        /* 侧边栏样式 */
        .sidebar {
            padding: 2rem 0 4rem;
        }
        .sidebar-widget {
            background-color: white;
            box-shadow: var(--shadow);
            border-radius: 10px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .widget-title {
            font-size: 1rem;
            font-weight: bold;
            padding-bottom: 0.8rem;
            border-bottom: 2px solid var(--light-bg);
            margin-bottom: 1rem;
            color: var(--primary-purple);
        }
        .category-list {
            list-style: none;
            padding: 0;
        }
        .category-item {
            padding: 0.5rem 0;
            border-bottom: 1px solid #f0f0f0;
        }
        .category-item a {
            color: #666;
            font-size: 0.9rem;
            text-decoration: none;
            display: flex;
            justify-content: space-between;
        }
        .category-item a:hover {
            color: var(--primary-orange);
        }
        .category-count {
            background-color: var(--light-bg);
            color: #999;
            font-size: 0.7rem;
            padding: 0.1rem 0.5rem;
            border-radius: 10px;
        }

        /* Footer */
        .footer {
            padding: 3rem 0 1rem;
            background-color: white;
            border-top: 1px solid #eee;
            margin-top: 2rem;
        }
        .footer-logo {
            color: var(--primary-orange);
            font-weight: bold;
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }
        .footer-text {
            font-size: 0.85rem;
            color: #666;
            line-height: 1.6;
        }
        .footer-title {
            font-size: 0.95rem;
            font-weight: bold;
            margin-bottom: 1rem;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            font-size: 0.85rem;
            color: #666;
            line-height: 1.8;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #eee;
            font-size: 0.8rem;
            color: #999;
        }