revert: undo t0ng7u UI design-system refactor

Revert the following commits:
- 308e3e347 feat(web): polish themed data views and add task log details
- b2a890e75 fix: Fontsource asset resolution across workspace layouts
- 9d1ca545e refactor(web): refine data-table cards and pricing page layout
- 0918bdb49 refactor(web): consolidate design-system primitives and responsive data views
- 262ab9312 style(web): unify design system across default frontend

web/default/components.json

@@ -18,7 +18,7 @@
     "lib": "@/lib",
     "hooks": "@/hooks"
   },
-  "menuColor": "default",
+  "menuColor": "inverted",
   "menuAccent": "subtle",
   "registries": {
     "@ai-elements": "https://registry.ai-sdk.dev/{name}.json"