feat: 添加预览效果页面并优化交互效果

refactor: 优化代码健壮性和类型安全

style: 更新字体样式和全局CSS

fix: 修复IntersectionObserver潜在空引用问题

chore: 更新依赖和ESLint配置

build: 更新构建ID和路由配置

.next/server/app/(marketing)/page/next-font-manifest.json

@@ -4,7 +4,8 @@
     "[project]/novalon-website/src/app/(marketing)/page": [
       "static/media/caa3a2e1cccd8315-s.p.853070df.woff2",
       "static/media/797e433ab948586e-s.p.dbea232f.woff2",
-      "static/media/feb57b2dc8f29018-s.p.2539f70a.woff2"
+      "static/media/feb57b2dc8f29018-s.p.2539f70a.woff2",
+      "static/media/b7f3a346e7dd7646-s.p.b14a7889.woff2"
     ]
   },
   "appUsingSizeAdjust": true,