**Feature summary** (what you would like to be able to do and where):
On mobile (and certain browsers), i want the background color of the UI to theme itself to the dark/light mode
**Use case(s)** (list the steps that you performed to discover that problem, and describe the actual underlying problem which you want to solve. Do not describe only a solution):
When i enable dark mode on my iphone, the address bar and topbar remain gray, instead of dark.
**Benefits** (why should this be implemented?):
This provides a more coherent visual style for the page.
** See also **
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta/name/theme-color
This is already implemented in the gadget of english wikipedia
https://en.wikipedia.org/wiki/MediaWiki:Gadget-dark-mode-toggle.js#L-23
It even listens for a media change, if the OS switches from light to dark mode and then updates this value as well:
https://en.wikipedia.org/wiki/MediaWiki:Gadget-dark-mode-toggle.js#L-176