/* 基础样式 - 与主站一致 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
        }
        
        :root {
            --primary-color: #2c3e50;
            --secondary-color: #3498db;
            --accent-color: #e74c3c;
            --light-gray: #f5f7fa;
            --dark-gray: #7f8c8d;
            --border-color: #e1e8ed;
            --eps-color: #3498db;
            --grc-color: #2ecc71;
            --grg-color: #9b59b6;
        }
        
        body {
            color: #333;
            line-height: 1.6;
            background-color: #f9f9f9;
            font-size: 14px;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        /* 头部样式 */
       
        /* 项目案例页面特定样式 */
        .cases-banner {
            background: linear-gradient(135deg, var(--eps-color) 0%, var(--grg-color) 100%);
            color: white;
            padding: 60px 0;
            text-align: center;
            margin-bottom: 40px;
        }
        
        .cases-banner h1 {
            font-size: 42px;
            margin-bottom: 15px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        
        .cases-banner p {
            font-size: 18px;
            max-width: 800px;
            margin: 0 auto;
            opacity: 0.9;
        }
        
        .breadcrumb {
            background-color: var(--light-gray);
            padding: 15px 0;
            margin-bottom: 30px;
            border-bottom: 1px solid var(--border-color);
        }
        
        .breadcrumb .container {
            display: flex;
            align-items: center;
        }
        
        .breadcrumb a {
            color: var(--secondary-color);
            text-decoration: none;
        }
        
        .breadcrumb span {
            margin: 0 8px;
            color: var(--dark-gray);
        }
        
        /* 案例筛选 */
        .case-filter {
            background-color: white;
            padding: 25px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 40px;
        }
        
        .filter-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
        }
        
        .filter-header h2 {
            font-size: 22px;
            color: var(--primary-color);
        }
        
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .filter-tag {
            padding: 8px 20px;
            background-color: var(--light-gray);
            border-radius: 20px;
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .filter-tag:hover, .filter-tag.active {
            background-color: var(--secondary-color);
            color: white;
        }
        
        .filter-tag.eps-tag.active {
            background-color: var(--eps-color);
        }
        
        .filter-tag.grc-tag.active {
            background-color: var(--grc-color);
        }
        
        .filter-tag.grg-tag.active {
            background-color: var(--grg-color);
        }
        
        /* 案例展示 */
        .cases-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }
        
        .case-card {
            background-color: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }
        
        .case-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .case-img {
            height: 240px;
            overflow: hidden;
            position: relative;
        }
        
        .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        
        .case-card:hover .case-img img {
            transform: scale(1.08);
        }
        
        .case-tag {
            position: absolute;
            top: 15px;
            right: 15px;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            color: white;
        }
        
        .eps-case {
            background-color: var(--eps-color);
        }
        
        .grc-case {
            background-color: var(--grc-color);
        }
        
        .grg-case {
            background-color: var(--grg-color);
        }
        
        .case-content {
            padding: 25px;
        }
        
        .case-title {
            font-size: 22px;
            color: var(--primary-color);
            margin-bottom: 10px;
            font-weight: 700;
        }
        
        .case-meta {
            display: flex;
            justify-content: space-between;
            color: var(--dark-gray);
            font-size: 14px;
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px solid var(--border-color);
        }
        
        .case-description {
            color: var(--dark-gray);
            margin-bottom: 20px;
            line-height: 1.7;
        }
        
        .case-features {
            list-style: none;
        }
        
        .case-features li {
            margin-bottom: 8px;
            padding-left: 20px;
            position: relative;
        }
        
        .case-features li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--secondary-color);
            font-weight: bold;
        }
        
        .view-details {
            display: inline-block;
            margin-top: 15px;
            color: var(--secondary-color);
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
        }
        
        .view-details:hover {
            color: var(--primary-color);
            padding-left: 10px;
        }
        
        /* 分页 */
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            margin-top: 50px;
        }
        
        .page-item {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            background-color: white;
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
        }
        
        .page-item:hover, .page-item.active {
            background-color: var(--secondary-color);
            color: white;
        }
        
        .page-item.prev, .page-item.next {
            width: auto;
            padding: 0 20px;
        }
        
        /* 页脚样式 */
        footer {
            background-color: var(--primary-color);
            color: white;
            padding: 40px 0 0;
            margin-top: 80px;
        }
        
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            margin-bottom: 30px;
        }
        
        .footer-column {
            flex: 1;
            min-width: 250px;
            margin-bottom: 30px;
            padding-right: 30px;
        }
        
        .footer-column h4 {
            font-size: 20px;
            margin-bottom: 20px;
            color: white;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-column h4:after {
            content: '';
            position: absolute;
            width: 40px;
            height: 2px;
            background-color: var(--secondary-color);
            bottom: 0;
            left: 0;
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-links a:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }
        
        .copyright {
            background-color: rgba(0, 0, 0, 0.2);
            text-align: center;
            padding: 20px 0;
            font-size: 14px;
            color: #aaa;
        }
        
        .copyright a {
            color: var(--secondary-color);
            text-decoration: none;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .cases-container {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }
        }
        
        @media (max-width: 768px) {
            .cases-banner h1 {
                font-size: 32px;
            }
            
            .cases-container {
                grid-template-columns: 1fr;
            }
            
            .filter-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 15px;
            }
            
            .nav-links {
                flex-wrap: wrap;
            }
            
            .nav-links a {
                padding: 15px 20px;
            }
        }
        
        @media (max-width: 576px) {
            .cases-banner {
                padding: 40px 0;
            }
            
            .cases-banner h1 {
                font-size: 26px;
            }
            
            .case-img {
                height: 200px;
            }
            
            .case-content {
                padding: 20px;
            }
            
            .case-title {
                font-size: 20px;
            }
        }