/* 基础样式重置 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Arial', sans-serif;
        }
        body {
            background-color: #f5f7fa;
            color: #2d3748;
            line-height: 1.8;
            padding: 20px 0;
        }
        /* 页面容器 */
        .fram-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* 头部区域 */
        .page-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 2px solid #0f4c81;
        }
        .main-title {
            font-size: 32px;
            font-weight: 700;
            color: #0f4c81;
            margin-bottom: 10px;
        }
        .sub-title {
            font-size: 18px;
            color: #4a5568;
            max-width: 800px;
            margin: 0 auto;
        }
        /* 核心介绍区域 */
        .core-intro {
            background-color: #ffffff;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
            margin-bottom: 40px;
        }
        .intro-title {
            font-size: 22px;
            color: #0f4c81;
            margin-bottom: 15px;
            font-weight: 600;
        }
        /* 表格样式 */
        .table-section {
            margin-bottom: 40px;
            background-color: #ffffff;
            padding: 25px;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }
        .table-title {
            font-size: 20px;
            color: #0f4c81;
            margin-bottom: 20px;
            font-weight: 600;
            border-left: 4px solid #0f4c81;
            padding-left: 10px;
        }
        .fram-table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 30px;
            overflow-x: auto;
            display: block;
        }
        .fram-table th, .fram-table td {
            padding: 12px 15px;
            text-align: left;
            border: 1px solid #e2e8f0;
        }
        .fram-table th {
            background-color: #0f4c81;
            color: #ffffff;
            font-weight: 600;
        }
        .fram-table tr:nth-child(even) {
            background-color: #f8f9fc;
        }
        .fram-table tr:hover {
            background-color: #e8f4f8;
        }
        /* 应用场景区域 - 重点优化：一行三列布局 */
        .applications-section {
            margin-bottom: 40px;
            background-color: #ffffff;
            padding: 25px;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }
        /* 应用场景网格布局：一行三列，自动换行 */
        .app-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 20px;
        }
        /* 应用场景卡片样式 */
        .app-card {
            background-color: #f8f9fc;
            padding: 20px;
            border-radius: 8px;
            border-top: 3px solid #0f4c81;
            transition: all 0.3s ease;
        }
        .app-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        .app-card-icon {
            font-size: 32px;
            color: #0f4c81;
            margin-bottom: 15px;
            display: block;
        }
        .app-card-title {
            font-size: 18px;
            color: #0f4c81;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .app-card-list {
            padding-left: 20px;
            font-size: 14px;
            color: #4a5568;
        }
        .app-card-list li {
            margin-bottom: 8px;
        }
        /* 技术对比区域 */
        .comparison-section {
            margin-bottom: 40px;
            background-color: #ffffff;
            padding: 25px;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }
        .tech-card {
            background-color: #f8f9fc;
            padding: 20px;
            border-radius: 6px;
            margin-bottom: 20px;
            border-top: 3px solid #0f4c81;
        }
        .tech-card h4 {
            font-size: 18px;
            color: #0f4c81;
            margin-bottom: 10px;
            font-weight: 600;
        }
        /* 联系区域 */
        .contact-section {
            background-color: #0f4c81;
            color: #ffffff;
            padding: 30px;
            border-radius: 8px;
            text-align: center;
        }
        .contact-title {
            font-size: 20px;
            margin-bottom: 15px;
            font-weight: 600;
        }
        .contact-link {
            color: #ffffff;
            text-decoration: none;
            font-size: 16px;
            margin: 0 10px;
            padding: 8px 16px;
            border: 1px solid #ffffff;
            border-radius: 4px;
            display: inline-block;
            margin-bottom: 10px;
            transition: background-color 0.3s ease;
        }
        .contact-link:hover {
            background-color: rgba(255,255,255,0.1);
        }
        /* FRAM核心特性 */
        .features-section {
            margin-bottom: 40px;
            background-color: #ffffff;
            padding: 25px;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }
        .feature-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }
        .feature-item {
            background-color: #e8f4f8;
            padding: 15px;
            border-radius: 6px;
            text-align: center;
        }
        .feature-icon {
            font-size: 28px;
            margin-bottom: 10px;
            color: #0f4c81;
        }
        /* 响应式适配 */
        @media (max-width: 992px) {
            .app-grid {
                grid-template-columns: repeat(2, 1fr); /* 中等屏幕一行两列 */
            }
        }
        @media (max-width: 768px) {
            .main-title {
                font-size: 26px;
            }
            .table-title, .intro-title {
                font-size: 18px;
            }
            .feature-list {
                grid-template-columns: 1fr;
            }
            .app-grid {
                grid-template-columns: 1fr; /* 小屏幕一行一列 */
            }
            .fram-table th, .fram-table td {
                padding: 8px 10px;
                font-size: 14px;
            }
        }