[Done] Fix UI issues.

<img width="1126" height="444" alt="Image" src="https://github.com/user-attachments/assets/079a8366-6848-43c2-bd7b-1b03380b3f5c" />

/codex Fix the black block issues and rename the blog to simply "Blog." For the article list cards, make the entire card clickable, not just the titles.