```json
{
"summary

```json
{
"summary": "优化导航栏样式，添加鼠标悬停效果：文字默认白色，背景透明，悬停时显示蓝色下边框和白色背景黑文字",
"widget": {
"type": "custom-template",
"isAPI": false,
"fullWidth": true,
"html": "<div class=\"relative h-screen overflow-hidden bg-black\">\n <!-- 视频背景 -->\n <video autoplay loop muted class=\"absolute inset-0 w-full h-full object-cover opacity-90\">\n <source src=\"https://example.com/sample.mp4\" type=\"video/mp4\">\n Your browser does not support the video tag.\n </video>\n \n <!-- 导航栏 -->\n <div class=\"absolute top-0 left-0 w-full z-10 py-4 px-6 bg-transparent transition-colors duration-300 hover:bg-white\">\n <div class=\"container mx-auto flex items-center justify-between\">\n <!-- Logo -->\n <div class=\"flex items-center\">\n <img src=\"/assets/images/logo/google.svg\" alt=\"Logo\" class=\"h-8 w-auto mr-4\">\n </div>\n \n <!-- 导航按钮 -->\n <div class=\"flex items-center space-x-6\">\n <a href=\"#\" class=\"text-white hover:text-black px-2 py-1 relative transition-colors duration-300\">\n <span class=\"relative\">\n 产品\n <span class=\"absolute bottom-0 left-0 h-0.5 bg-blue-500 w-0 transition-all duration-300 group-hover:w-full\"></span>\n </span>\n </a>\n <a href=\"#\" class=\"text-white hover:text-black px-2 py-1 relative transition-colors duration-300\">\n <span class=\"relative\">\n 解决方案\n <span class=\"absolute bottom-0 left-0 h-0.5 bg-blue-500 w-0 transition-all duration-300 group-hover:w-full\"></span>\n </span>\n </a>\n <a href=\"#\" class=\"text-white hover:text-black px-2 py-1 relative transition-colors duration-300\">\n <span class=\"relative\">\n 关于我们\n <span class=\"absolute bottom-0 left-0 h-0.5 bg-blue-500 w-0 transition-all duration-300 group-hover:w-full\"></span>\n </span>\n </a>\n <button class=\"bg-blue-500 hover:bg-blue-600 text-white px-4 py-2 rounded-md transition-colors duration-300\">联系我们</button>\n </div>\n </div>\n </div>\n \n <!-- 视频主要内容 -->\n <div class=\"relative z-10 flex items-center justify-center h-full text-center\">\n <div class=\"max-w-3xl mx-auto px-4\">\n <h1 class=\"text-4xl md:text-5xl font-bold text-white mb-6\">探索无限可能</h1>\n <p class=\"text-xl text-white mb-8\">我们的解决方案将帮助您的业务实现突破性增长</p>\n <button class=\"bg-white text-blue-600 hover:bg-blue-50 px-8 py-3 rounded-md text-lg font-medium transition-colors duration-300\">立即体验</button>\n </div>\n </div>\n</div>"
},
"next": [
"优化悬停动画",
"添加Logo悬停",
"调整下划线粗细",
"增加过渡时间",
"优化移动版样式"
]
}
```