Radios should retain their internal color on keyboard focus · Issue #736 · adobe/spectrum-css · GitHub
Accessible Focus Indicators: Something to :focus on | Deque
The :focus-visible Trick | CSS-Tricks - CSS-Tricks
Webflow on Twitter: "Improve keyboard navigation and site accessibility with outline styling and keyboard focus state 🌟 Now you can add customizable outlines around an element for improved keyboard navigation without impacting
Applied Accessibility - Use tabindex to Specify the Order of Keyboard Focus for Several Elements - HTML-CSS - The freeCodeCamp Forum
Designing button focus states for better usability - DEV Community