Bob AI: change color theme to blue

Merge version_1 into main

src/app/styles/variables.css

@@ -7,16 +7,16 @@
   --foreground: #1c1c1c;;
   --primary-cta: #1c1c1c;;
   --secondary-cta: #ffffff;;
-  --accent: #159c49;;
-  --background-accent: #a8e8ba;; */
+  --accent: #007bff;;
+  --background-accent: #add8e6;; */
 
-  --background: #f5f5f5;;
+  --background: #e0f7fa;;
   --card: #ffffff;;
   --foreground: #1c1c1c;;
   --primary-cta: #1c1c1c;;
   --secondary-cta: #ffffff;;
-  --accent: #159c49;;
-  --background-accent: #a8e8ba;;
+  --accent: #007bff;;
+  --background-accent: #add8e6;;
 
   /* text sizing - set by ThemeProvider */
   /* --text-2xs: clamp(0.465rem, 0.62vw, 0.62rem);