```json{
"summary"

```json{
"summary": "已根据您的要求将卡片底部渐变背景调整为灰色渐变效果。左侧卡片使用从深灰到透明的渐变，营造更好的文字可读性。组件保持响应式设计，适配各种屏幕尺寸。",
"widget": {"type":"custom-template","isAPI":false,"fullWidth":true,"html":"<div class=\"relative w-full\">\n <div class=\"container relative z-10\">\n <div class=\"flex flex-col lg:flex-row gap-8 py-12\">\n <!-- 左侧大卡片 -->\n <div class=\"w-full lg:w-1/2 relative rounded-2xl overflow-hidden min-h-[500px] bg-cover bg-center\" style=\"background-image: url('https://placehold.co/1000x700&#039;)\">\n <div class=\"absolute inset-0 bg-gradient-to-t from-gray-800/90 to-transparent\"></div>\n <div class=\"absolute bottom-0 left-0 right-0 p-8 text-white\">\n <h2 class=\"text-3xl font-bold mb-3\">校园最新活动</h2>\n <p class=\"mb-4 text-gray-200 line-clamp-2\">探索丰富多彩的校园生活，参与各类社团活动和学术讲座，让大学时光更加充实有意义。</p>\n <a href=\"#\" class=\"inline-block text-white font-medium hover:opacity-80 transition-opacity\">阅读更多 →</a>\n </div>\n </div>\n \n <!-- 右侧双卡片 -->\n <div class=\"w-full lg:w-1/2\">\n <div class=\"flex flex-col md:flex-row gap-6 h-full\">\n <!-- 卡片1 -->\n <div class=\"w-full md:w-1/2 flex flex-col bg-white rounded-xl overflow-hidden shadow-lg border border-solid border-gray-100\">\n <div class=\"aspect-[4/3] overflow-hidden\">\n <img src=\"https://placehold.co/600x450\" alt=\"校园活动\" class=\"w-full h-full object-cover\">\n </div>\n <div class=\"p-5 flex flex-col flex-grow\">\n <h3 class=\"font-bold text-lg mb-2 text-gray-900 line-clamp-1\">学术讲座</h3>\n <p class=\"text-gray-600 text-sm mb-4 line-clamp-3 flex-grow\">知名教授分享前沿学术研究成果，开拓学生视野，提供与专家面对面交流的机会。</p>\n <a href=\"#\" class=\"text-blue-600 font-medium hover:text-blue-800 transition-colors text-sm mt-auto\">阅读更多 →</a>\n </div>\n </div>\n \n <!-- 卡片2 -->\n <div class=\"w-full md:w-1/2 flex flex-col bg-white rounded-xl overflow-hidden shadow-lg border border-solid border-gray-100\">\n <div class=\"aspect-[4/3] overflow-hidden\">\n <img src=\"https://placehold.co/600x450\" alt=\"社团活动\" class=\"w-full h-full object-cover\">\n </div>\n <div class=\"p-5 flex flex-col flex-grow\">\n <h3 class=\"font-bold text-lg mb-2 text-gray-900 line-clamp-1\">社团招新</h3>\n <p class=\"text-gray-600 text-sm mb-4 line-clamp-3 flex-grow\">各类学生社团正在招募新成员，涵盖艺术、体育、科技等多个领域，丰富课外生活。</p>\n <a href=\"#\" class=\"text-blue-600 font-medium hover:text-blue-800 transition-colors text-sm mt-auto\">阅读更多 →</a>\n </div>\n </div>\n </div>\n </div>\n </div>\n </div>\n</div>"},
"next":["调整渐变透明度","优化移动端间距","增强hover交互","统一卡片样式","添加图片占位符"]
}
```