/* 基础样式设置 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
          
        }
  .smjj{line-height:24px;}

        :root {
            --primary-color: #165DFF;
            --secondary-color: #36CFC9;
            --accent-color: #FF7D00;
            --text-dark: #1D2129;
            --text-medium: #4E5969;
            --text-light: #86909C;
            --bg-light: #F2F3F5;
            --white: #FFFFFF;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
        }
        
        body {
            background-color: var(--bg-light);
            color: var(--text-dark);
            line-height: 1.6;
        }
         
  
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
 
        
     
        
       
        .hero {
            background: linear-gradient(135deg, var(--primary-color) 0%, #0E42D2 100%);
          
            
            padding: 60px 0;
            text-align: center;
        }
        
        .hero h1 {
            font-size: 2.5rem;
            margin-bottom: 15px;
              color: var(--white);
        }
        
        .hero p {
            font-size: 1.1rem;
            max-width: 700px;
            margin: 0 auto;
            opacity: 0.9;
              color: var(--white);
        }
        
 
        
        /* 主要内容区 */
        .main-content {
            padding: 60px 0;
        }
        .container h2{ font-size:1.6rem;}
        .container p{ font-size:1.4rem;}
        .policy-cards {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }
        
        .policy-card {
            background-color: var(--white);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform 0.3s, box-shadow 0.3s;
            position: relative;
        }
        
        .policy-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }
        
        .card-header {
            background-color: var(--primary-color);
            color: var(--white);
            padding: 20px;
            font-size: 1.2rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .card-icon {
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.2);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
        }
        
        .card-content {
            padding: 25px;
            margin-bottom:20px;
        }
        
        .card-content p {
            color: var(--text-medium);
            margin-bottom: 15px;
        }
        
        .card-content ul {
            padding-left: 20px;
            color: var(--text-medium);
        }
        
        .card-content li{
            margin-bottom: 8px;
        }
        
        /* 每个卡片不同的头部颜色 */
        .card-1 .card-header {
            background-color: var(--primary-color);
        }
        
        .card-2 .card-header {
            background-color: #00B42A;
        }
        
        .card-3 .card-header {
            background-color: var(--accent-color);
        }
        
        .card-4 .card-header {
            background-color: #722ED1;
        }
        
        .card-5 .card-header {
            background-color: #F53F3F;
        }
        
        .card-6 .card-header {
            background-color: var(--secondary-color);
        }
        
        /* 说明区域 */
        .explanation {
            background-color: var(--white);
            border-radius: 12px;
            padding: 40px;
            margin-top: 60px;
            box-shadow: var(--shadow);
        }
        
        .explanation h2 {
            color: var(--primary-color);
            margin-bottom: 20px;
            font-size: 1.8rem;
        }
        
        .explanation p {
            color: var(--text-medium);
            margin-bottom: 15px;
        }
        
  .policy-card a{ position: absolute; display:block; margin: 10px auto; width: 60px; text-align: center; bottom: 10px; left:calc(50% - 30px); letter-spacing: 2px; color:Blue;}


   
        .cta {
            background-color: var(--primary-color);
            color: var(--white);
            padding: 50px 0;
            text-align: center;
            margin-top: 60px;
            border-radius: 12px;
        }
        
        .cta h2 
        {
        	font-size:1.8rem;
            margin-bottom: 20px;
            color: var(--white);
        }
           .cta p {
        font-size:1.4rem;
            color: var(--white);
        }
        .btn {
            display: inline-block;
            background-color: var(--white);
            color: var(--primary-color);
            padding: 12px 30px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            margin-top: 10px;
            transition: background-color 0.3s, transform 0.3s;
            border: none;
            cursor: pointer;
            font-size: 1rem;
        }
        
        .btn:hover {
            background-color: #f0f0f0;
            transform: translateY(-2px);
        }
        
    
        

        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2rem;
            }
            
       
            .policy-cards {
                grid-template-columns: 1fr;
            }
            
            .explanation {
                padding: 25px;
            }
            
         
        }
        
        /* 动画效果 */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .policy-card {
            animation: fadeIn 0.5s ease forwards;
            opacity: 0;
        }
        
        .policy-card:nth-child(1) { animation-delay: 0.1s; }
        .policy-card:nth-child(2) { animation-delay: 0.2s; }
        .policy-card:nth-child(3) { animation-delay: 0.3s; }
        .policy-card:nth-child(4) { animation-delay: 0.4s; }
        .policy-card:nth-child(5) { animation-delay: 0.5s; }
        .policy-card:nth-child(6) { animation-delay: 0.6s; }