01 / THE IDEA
What does it mean?
Keyboard operability allows people to reach and use interactive elements through a keyboard or equivalent input.
02 / IN PRACTICE
Make it concrete.
Illustrative example: A dialog opens, keeps focus inside while active, and returns focus to its trigger when closed.
03 / WHAT TO WATCH FOR
A common mistake.
Designing hover-only controls with no focus behavior.
04 / WHEN IT HELPS
When should you use it?
When building menus, modals, forms, or custom controls.
05 / FURTHER READING
Explore the source.
W3C — Keyboard Accessibility ↗A reference for further learning, not an endorsement or verbatim quotation.