* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: Arial, sans-serif;
            /* 添加过渡效果，让所有交互动画更丝滑 */
            transition: all 0.3s ease;
        }
        body {
            background: #f7f8fa;
            color: #333;
            line-height: 1.6;
            padding: 20px;
        }
        .container {
            max-width: 1000px;
            margin: 0 auto;
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.08);
        }
        h1 {
            font-size: 26px;
            color: #111;
            margin-bottom: 10px;
        }
        /* 标题hover效果：轻微放大+颜色变化 */
        h1:hover {
            color: #0066cc;
            transform: scale(1.02);
        }
        h2 {
            font-size: 20px;
            margin: 25px 0 12px;
            color: #222;
            border-left: 4px solid #0066cc;
            padding-left: 10px;
        }
        /* 二级标题hover效果：边框颜色+文字颜色变化+轻微位移 */
        h2:hover {
            border-left-color: #c00;
            color: #0066cc;
            transform: translateX(5px);
        }
        .highlight {
            color: #c00;
            font-weight: bold;
        }
        ul {
            margin-left: 20px;
            margin-bottom: 15px;
        }
        /* 列表项hover效果：放大+颜色变化+背景高亮 */
        li {
            margin: 8px 0;
            padding: 4px 8px;
            border-radius: 4px;
        }
        li:hover {
            transform: scale(1.03);
            color: #0066cc;
            background-color: #f0f7ff;
            font-weight: 600;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
        }
        table th, table td {
            border: 1px solid #ddd;
            padding: 12px;
            text-align: left;
        }
        table th {
            background: #f2f2f2;
            font-weight: bold;
        }
        /* 表格行hover效果：背景色变化+轻微放大 */
        table tr:hover {
            background-color: #f8f9ff;
            transform: scale(1.01);
        }
        /* 表格单元格hover增强 */
        table td:hover {
            border-color: #0066cc;
        }
        .cta {
            display: inline-block;
            background: #0066cc;
            color: white;
            padding: 12px 25px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: bold;
            margin-top: 15px;
            margin-right: 10px; /* 增加右边距，避免按钮紧贴 */
            /* 按钮基础过渡 */
            transition: all 0.3s ease;
        }
        /* 按钮hover效果：放大+背景色加深+阴影增强 */
        .cta:hover {
            background: #0052a3;
            transform: scale(1.08);
            box-shadow: 0 4px 15px rgba(0, 98, 204, 0.3);
        }
        /* WhatsApp按钮专属样式，保持视觉统一且有辨识度 */
        .cta-whatsapp {
            background: #25D366;
        }
        .cta-whatsapp:hover {
            background: #128C7E;
        }
        /* 高亮文本hover效果 */
        .highlight:hover {
            color: #0066cc;
            text-shadow: 0 0 5px rgba(0, 102, 204, 0.2);
        }