- `visibility:hidden` also hides text from assistive technologies, leading to the settings link lacking an accessible name when not hovered (focused with keyboard only, for instance)
- turn the styles around and hide the non-hovered link's span with "visually hidden" styles https://www.a11yproject.com/posts/2013-01-11-how-to-hide-content/
- also include `:focus` to make the text visible when hovered (for sighted keyboard users)