[Bug] The list style of Security event page is broken

The buttons on the right side is too height. And its alignment is not correct.
The grid style of brief information is not correct.

<img width="1473" height="966" alt="Image" src="https://github.com/user-attachments/assets/ac0aebb0-2c2e-44fa-ab3b-357b9bcdf708" />
