Changing general card design

All cards should have this similar design. So page background and this border. The gradient can be different, the padding as well, but the page background and border is important. This will effect everything.

<img width="1332" height="657" alt="Image" src="https://github.com/user-attachments/assets/0e08b74f-c94b-4013-a287-067a70d523d4" />

