The commit with the latest changes in is now merged 
https://github.com/discourse/discourse/pull/20558
If you update to Latest you should see the new design. 
For this, I have been told to keep my powder dry. 
For now, ux and feature topics tagged with review-queue would be the best way to make any suggestions.
@rahim123, could I ask you to create a new topic with this idea in so we can track it better?