Prepared with AI assistance for Design Den Solutions. The cover is a conceptual AI illustration; the official company logo was composited unchanged. The examples below are illustrative code, not a claim about a client site.

A navigation menu can be perfectly usable with a mouse and almost impossible with a keyboard. The problem is often small: a design reset removes the browser outline, a sticky header covers the focused link, or a dropdown opens only on hover. Those are interaction failures, not merely cosmetic differences.

Start with semantic controls

Use links for navigation and buttons for actions. A <div> with a click handler does not gain keyboard activation, focusability or expected semantics merely because it looks like a menu item.…