/* 平台介绍英雄区域 */
        .platform-hero {
            background: linear-gradient(rgba(26, 82, 118, 0.85), rgba(26, 82, 118, 0.9)), url('/jia/images/2.jpg');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 80px 0;
            text-align: center;
        }
        
        .platform-hero h2 {
            font-size: 2.8rem;
            margin-bottom: 20px;
        }
        
        .platform-hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 30px;
        }
        
        /* 平台介绍内容 */
        .platform-intro {
            padding: 80px 0;
            background: white;
        }
        
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        
        .intro-content h2 {
            color: var(--primary-color);
            margin-bottom: 25px;
            font-size: 2.2rem;
        }
        
        .intro-content p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        
        .intro-image {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        
        /* 平台服务 */
        .platform-services {
            background: var(--light-color);
            padding: 80px 0;
        }
        
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .service-card {
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: center;
        }
        
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .service-icon {
            background: var(--secondary-color);
            color: white;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 2rem;
        }
        
        .service-card h3 {
            color: var(--primary-color);
            margin-bottom: 15px;
        }
        
        /* 平台优势 */
        .platform-advantages {
            padding: 80px 0;
            background: white;
        }
        
        .advantages-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .advantage-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 30px;
        }
        
        .advantage-icon {
            background: var(--accent-color);
            color: white;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 20px;
            flex-shrink: 0;
            font-size: 1.5rem;
        }
        
        .advantage-content h3 {
            color: var(--primary-color);
            margin-bottom: 10px;
        }
        
        /* 数据统计 */
        .platform-stats {
            background: linear-gradient(rgba(46, 134, 193, 0.9), rgba(26, 82, 118, 0.9)), url('/jia/images/15.jpg');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 80px 0;
            text-align: center;
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .stat-item {
            padding: 30px;
        }
        
        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        
        .stat-text {
            font-size: 1.2rem;
        }
        
  
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .intro-grid {
                grid-template-columns: 1fr;
            }
            
            .platform-hero h2 {
                font-size: 2.2rem;
            }
        }
        
        @media (max-width: 768px) {
            .platform-hero h2 {
                font-size: 1.8rem;
            }
            
            .platform-hero p {
                font-size: 1rem;
            }
            
            .intro-content h2 {
                font-size: 1.8rem;
            }
        }
        
        @media (max-width: 576px) {
            .platform-hero {
                padding: 60px 0;
            }
            
            .platform-hero h2 {
                font-size: 1.6rem;
            }
            
            .service-card {
                padding: 20px;
            }
            
            .stat-number {
                font-size: 2.2rem;
            }
        }