/*202512 查询样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            /*align-items: center;*/
            color: #333;
         }
        section {
         box-sizing: border-box;
         margin: 0 auto;
         width: 100%;
         }
       .info-section {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 30px;
            max-width: 1200px;
            padding:10px  30px;
        }

        /* 导航样式 height:6rem;*/
        nav {
                position: fixed; /* 使导航菜单固定在页面顶端 */
                top: 0; /* 确保它在页面顶端 */
                width: 100%; /* 宽度设置为100%，覆盖整个视口宽度 */
                /*background-color:#2c3e50;  设置背景颜色  #333*/
                background: linear-gradient(transparent, rgba(49, 48, 240, 0.7));
                z-index: 1000; /* 确保导航菜单在内容之上 */
                padding: 1rem 0;
                 height: 80px;
        }
       .nav-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
                /* 页脚样式 */
       footer {
            width: 100%;
            /*background: #34495e; */
            background: linear-gradient(transparent, rgba(49, 48, 240, 0.8));
            color: white;
            text-align: center;
            padding: 2rem 3rem;
            margin-top: 2rem;
        }
       .footer-nav {
            display: flex;
            gap: 15px;
            justify-content: space-between;
            align-items: center;
        }

         /* 产品图样式2ndCk */
        .frame {
            position: relative;
            height:420px;
            background: #fff;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
            transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            overflow: hidden;
        }
        
        .frame-inner {
            position: relative;
            width: 100%;
            height: 100%;
            border-radius: 4px;
            overflow: hidden;
            box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.1);
        }
        .photo {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .frame:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.25);
        }
        .frame:hover .photo {  transform: scale(1.05);  }
       .floating {  animation: float 6s ease-in-out infinite;    }
        .photo-info {
            margin-top: 25px;
            padding: 10px;
            background: rgba(255, 255, 255, 0.9);
             }
        .photo-title {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(49, 48, 240, 0.7));
            color: white;
            padding: 15px;
            transform: translateY(100%);
            transition: transform 0.4s ease;
        }
        .frame:hover .photo-title {  transform: translateY(0);  }

        /* 产品图样式 YJ*/
        .single-image-container {
            position: relative;
            height: 420px;
        }
        .single-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        .single-image:hover {
            transform: scale(1.02);
        }
        .image-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0, 200, 0, 0.7));
            color: white;
            padding: 30px;
        }
        .image-title {
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .image-description {
            font-size: 16px;
            opacity: 0.9;
            line-height: 1.5;
        }
        .image-controls {
            display: flex;
            justify-content: center;
            gap: 15px;
            padding: 20px;
            background: #ffffff;
            border-top: 1px solid #e2e8f0;
        }
        /* 按钮 color: white;*/
         .control-btn {
            background: linear-gradient(45deg, #4facfe 0%, #00f2fe 100%);
            border: none;
            padding: 10px 20px;
            border-radius: 50px;
            color: white;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
        }
        .control-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(79, 172, 254, 0.6);
        }

        /* 质检报告*/

         .frame-container {
            position: relative;
            margin: 25px auto 30px; /*单值统一四边、双值定义上下/左右、三值定义上/左右/下，*/
            max-width: 1200px;
           }
          .frame_ZJ {
            position: relative;
            background: #fff;
            border-radius: 8px;
            padding: 20px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
            transition: all 0.4s ease;
            /*
            width: 640px;
            height: 480px;
            overflow: hidden;
                */
        }

        @media (max-width: 768px) {
          .info-card {  width: 480px;      }
        }
        
        @keyframes float {
            0%, 100% {    transform: translateY(0);   }
            50% {     transform: translateY(-10px);   }
        }
         /* info-card样式 */
       .info-card {
              margin-top: 25px;
            background: rgba(255, 255, 255, 0.95);/* var(--bg-white);*/
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1); /* var(--shadow);*/
                        width: 600px;
            height: auto;
            overflow: hidden;
        }

        .info-card:hover {
            transform: translateY(-5px);
            box-shadow:  0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
        }

        .info-card h3 {
            margin-bottom: 20px;
            font-size: 20px;
            font-weight: 600;
            color: #2d3748;
        }

        .info-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 15px;
            text-align: center;
        }
        .info-p {
            font-size: 14px;
            color: #718096;
            text-align: center;
            margin-bottom: 15px;
        }
        .info-item {
            display: inline-block;
            margin:8px; /* 0.5rem 5rem 0.5rem 1rem; /* -right在右侧添加间隔 */
            align-items: center;
            gap: 15px;
            padding: 15px;
            border-radius: 12px;
            transition: all 0.3s ease;
            cursor: pointer;
            width: 640px;
            background: #f7fafc;
            max-width: 100%;/*600px;*/
        }

        .info-item:last-child {
           margin-right: 2rem; /* 最后一个在右侧添加间隔 */
        }

        .info-item:hover {
            background: rgba(102, 126, 234, 0.1);
            border-left: 8px solid #667eea;
        }

        .info-content {
            line-height: 1.6;
            color: #555;
        }
        .info-content h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
          }

        .info-content p {
            font-size: 14px;
            color: #718096;
            text-align: center;
        }
        /* 产品信息+样式 */
         .info-title2 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 20px;
            color:#2d3748;/*  var(--text-dark);*/
        }
          .info-grid {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .info-item2 {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        }

        .info-label {
            font-weight: 600;
            color:#2d3748;/*  var(--text-dark);*/
        }

        .info-value {
            color: #718096;
        }
 /* 按钮 color: white;*/
          .back-btn {
            background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
           color: #2d3748; 
            border: none;
            padding: 12px 24px;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .back-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
        }
 /* 输入 */
   .input, .select {
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.8);
    width: 160px;
    margin: 5px;
  }

.input:focus, .select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    background: white;
  }