Automated and manual checks

#	Criterion	Status	Notes
1	`lang` attribute on `<html>`	Pass	`<html lang="en">` is present.
2	Skip-to-content link	In progress	Added `web/src/accessibility.css` and a `skip-link` pointing to `#root`.
3	Focus indicators	In progress	`focus-visible` outline added in `web/src/accessibility.css`.
4	Reduced motion	In progress	`prefers-reduced-motion` media query added.
5	High contrast	In progress	`prefers-contrast: more` border-width adjustment added.
6	Color contrast of text	Needs review	Requires verification of Tailwind text/background pairs.
7	Keyboard navigation of modals	Needs review	Trap focus and return focus on close.
8	ARIA labels on icon-only buttons	Needs review	Many icon-only controls may be missing `aria-label`.
9	Form labels and error association	Needs review	Check all `<input>` and `<label>` pairings.
10	Tables and screen readers	Needs review	Add `scope` and `caption` where needed.

Quick fixes applied

Added web/src/accessibility.css with focus-visible, skip-link, sr-only, prefers-reduced-motion, and prefers-contrast support.
Wired the stylesheet into web/index.html.
Added a visible skip-to-content link as the first focusable element in <body>.

Run axe-core or pa11y against key views (login, dashboard, VM list, settings).
Add aria-label to icon-only buttons and aria-expanded to toggles.
Ensure all interactive elements are reachable via keyboard.
Verify color contrast for the primary orange on dark surfaces.

npx axe-core-cli http://localhost:5000