Can’t clear gain/lose resource option once selected

[Lythande]

When the trade screen appears to either gain or lose a resource you can’t change your mind and reset once a card is selected.
I have the same issue when providing a counter-offer, I can’t clear or reduce their offered trade only add.

Screenshots in google drive: https://drive.google.com/drive/folders/1-1aGV0qXdlP4CEpx5qxmTsDNN_vBP3JO