chore(samples): adjust button styles for mobile view and remove unused code

Author: brionmario

samples/teamspace-react/src/components/Header/PublicActions.tsx

@@ -13,7 +13,12 @@ export default function PublicActions({className = '', showMobileActions = false
     // Mobile menu actions
     return (
       <div className="pt-4 border-t border-gray-200 space-y-2">
-        <SignInButton />
+        <div className="w-full">
+          <SignInButton style={{width: '100%'}} />
+        </div>
+        <div className="w-full">
+          <SignUpButton style={{width: '100%'}} />
+        </div>
       </div>
     );
   }
@@ -25,17 +30,6 @@ export default function PublicActions({className = '', showMobileActions = false
         <SignInButton />
         <SignUpButton />
       </div>
-
-      {/* Mobile CTA - shown in mobile menu */}
-      <div className="md:hidden">
-        <SignInButton>
-          {({signIn, isLoading}) => (
-            <Button onClick={signIn} disabled={isLoading} size="sm">
-              {isLoading ? 'Signing in...' : 'Sign In'}
-            </Button>
-          )}
-        </SignInButton>
-      </div>
     </div>
   );
 }