* Add global variables for box-shadow focus rings
* Update instances of -btn-focus-box-shadow to use -ring-box-shadow, unless it's for buttons or inputs
* fix variable name
* Add CSS variables for global focus styling, document it
* Move to CSS vars section
* Update scss/_nav.scss
Co-authored-by: Gaël Poupard <ffoodd@users.noreply.github.com>
* Helper and utils
* Fix bundlewatch
* Change 'Focus ring' in sidebar so that the page can be visible
* Minor typo fix
* fix merge
* Revamp some more, improve docs
Co-authored-by: Gaël Poupard <ffoodd@users.noreply.github.com>
Co-authored-by: Julien Déramond <juderamond@gmail.com>
Co-authored-by: Patrick H. Lauke <redux@splintered.co.uk>
