fix: 修复 lint 错误

- 修复 Input/Textarea 组件中 React Hook 条件调用问题
- 修复 AboutSection 中的引号转义问题
- 更新 Input/Textarea 样式为医疗健康风格

.next/server/app-paths-manifest.json

@@ -1,5 +1,6 @@
 {
   "/(marketing)/about/page": "app/(marketing)/about/page.js",
+  "/(marketing)/cases/[id]/page": "app/(marketing)/cases/[id]/page.js",
   "/(marketing)/contact/page": "app/(marketing)/contact/page.js",
   "/(marketing)/news/[slug]/page": "app/(marketing)/news/[slug]/page.js",
   "/(marketing)/news/page": "app/(marketing)/news/page.js",