This seems new, but there’s a dark mode UI issue in the Analytics, specifically around the world map zoom controls:
Thank you for reaching out and for taking the time to let us know about this issue while using Dark Mode. I’ve brought it to the developers attention so that it can be fixed.
Just wanted to let you know that the UI issue has been fixed on the Analytics page. Thanks again for bringing it to our attention.
I can confirm - all good now.