Update UI styles in Button and Page components

Updated the link style in the Button component and streamlined the layout styles in the Page component. This gives the UI a more uniform appearance and improves overall readability. Also, adjusted padding in several classes within the Page component to optimize the layout on large screens.

packages/ui/src/shadcn/button.tsx

@@ -20,7 +20,7 @@ const buttonVariants = cva(
         secondary:
           'bg-secondary text-secondary-foreground shadow-sm hover:bg-secondary/80',
         ghost: 'hover:bg-accent hover:text-accent-foreground',
-        link: 'text-primary underline-offset-4 hover:underline',
+        link: 'decoration-primary underline-offset-4 hover:underline',
       },
       size: {
         default: 'h-9 px-4 py-2',