body {
            font-family: 'Noto Sans SC', sans-serif;
            color: #333;
            background-color: #f5f5f5;
        }
        
        .text-primary {
            color: #0B3C5D;
        }
        
        .bg-primary {
            background-color: #0B3C5D;
        }
        
        .border-primary {
            border-color: #0B3C5D;
        }
        
        .text-secondary {
            color: #FF6B35;
        }
        
        .bg-secondary {
            background-color: #FF6B35;
        }
        
        .border-secondary {
            border-color: #FF6B35;
        }
        
        /* 案例详情内容样式 */
        .case-content h2 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #0B3C5D;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        
        .case-content h3 {
            font-size: 1.25rem;
            font-weight: 500;
            color: #0B3C5D;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
        }
        
        .case-content p {
            margin-bottom: 1rem;
            line-height: 1.8;
        }
        
        .case-content ul, .case-content ol {
            margin-bottom: 1rem;
            padding-left: 1.5rem;
        }
        
        .case-content ul li {
            list-style-type: disc;
            margin-bottom: 0.5rem;
        }
        
        .case-content ol li {
            list-style-type: decimal;
            margin-bottom: 0.5rem;
        }
        
        .case-content img {
            margin: 1.5rem 0;
            border-radius: 0.5rem;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        
        .case-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }
        
        .case-content table th, .case-content table td {
            padding: 0.75rem;
            border: 1px solid #e5e7eb;
        }
        
        .case-content table th {
            background-color: #f3f4f6;
            font-weight: 500;
        }
        
        .case-content blockquote {
            border-left: 4px solid #0B3C5D;
            padding-left: 1rem;
            margin: 1.5rem 0;
            color: #4b5563;
            font-style: italic;
        }
        
        /* 目录样式 */
        .case-toc {
            position: sticky;
            top: 8rem;
            max-height: calc(100vh - 10rem);
            overflow-y: auto;
        }
        
        .case-toc ul {
            list-style: none;
            padding-left: 0;
        }
        
        .case-toc li {
            margin-bottom: 0.5rem;
        }
        
        .case-toc a {
            color: #4b5563;
            text-decoration: none;
            display: block;
            padding: 0.25rem 0;
            transition: all 0.2s ease;
        }
        
        .case-toc a:hover {
            color: #0B3C5D;
            padding-left: 0.5rem;
        }
        
        .case-toc a.active {
            color: #0B3C5D;
            font-weight: 500;
            border-left: 3px solid #0B3C5D;
            padding-left: 0.5rem;
        }
        
        .case-toc .toc-h3 {
            padding-left: 1.5rem;
            font-size: 0.875rem;
        }
        
        /* 图片画廊样式 */
        .image-gallery {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin: 1.5rem 0;
        }
        
        .gallery-item {
            position: relative;
            overflow: hidden;
            border-radius: 0.5rem;
            cursor: pointer;
        }
        
        .gallery-item img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        
        .gallery-item:hover img {
            transform: scale(1.05);
        }
        
        /* 模态框样式 */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.9);
            z-index: 1000;
            overflow: auto;
            justify-content: center;
            align-items: center;
        }
        
        .modal-content {
            max-width: 90%;
            max-height: 90%;
        }
        
        .modal-content img {
            width: 100%;
            height: auto;
            object-fit: contain;
        }
        
        .close-modal {
            position: absolute;
            top: 1rem;
            right: 1.5rem;
            color: white;
            font-size: 2rem;
            cursor: pointer;
            transition: color 0.2s ease;
        }
        
        .close-modal:hover {
            color: #FF6B35;
        }
        
        /* 分享按钮样式 */
        .share-btn {
            transition: all 0.2s ease;
        }
        
        .share-btn:hover {
            transform: translateY(-3px);
        }
        
        /* 相关案例卡片样式 */
        .related-case-card {
            transition: all 0.3s ease;
        }
        
        .related-case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        }
        
        .related-case-card img {
            transition: all 0.5s ease;
        }
        
        .related-case-card:hover img {
            transform: scale(1.05);
        }
        
        /* 标签样式 */
        .case-tag {
            transition: all 0.2s ease;
        }
        
        .case-tag:hover {
            background-color: #0B3C5D;
            color: white;
        }