Background and BackgroundColor behave differently in CollectionView selection

[Vignesh-SF3580]

Description

When using Background and BackgroundColor in a CollectionView with VSM, the two properties apply differently.

When changing the selection via VSM, the selection fill is applied fully with Background, but with BackgroundColor the fill is constrained to the control’s clipped/bordered area.

With Background:

With BackgroundColor:

Expected: Both properties should behave similarly.

Steps to Reproduce

1. Run the attached sample. Sample.zip
2. Select the items and observe the selection behavior.
3. Then change the VisualState from BackgroundColor to Background.
4. Select the items and observe the selection behavior.

Link to public reproduction project repository

No response

Version with bug

10.0.0-rc.2

Is this a regression from previous behavior?

Not sure, did not test other versions

Last version that worked well

Unknown/Other

Affected platforms

iOS, Android, macOS

Affected platform versions

No response

Did you find any workaround?

No response

Relevant log output

[TamilarasanSF4853]

This issue has been validated in Visual Studio Code 1.105.1 with MAUI versions 9.0.0, 9.0.120 and 10.0.0-rc2. It can be reproduced on Android, iOS and macOS platforms.