BAI-15: refine dark mentor answer bubble

Co-authored-by: multica-agent <github@multica.ai>

app/config/architecture-inventory.json

@@ -390,7 +390,7 @@
     "/pages/popularity/foundation.css?v=20260806-1",
     "/pages/dragon-tiger/foundation.css?v=20260806-1",
     "/pages/screener/foundation.css?v=20260806-2",
-    "/pages/mentor/foundation.css?v=20260806-2",
+    "/pages/mentor/foundation.css?v=20260807-1",
     "/pages/heaven/foundation.css?v=20260806-2",
     "/pages/review/foundation.css?v=20260806-1"
   ],