Accessibility (a11y) Audit Checklist

Website accessibility audit (WCAG 2.1 AA):

**Perceivable**:
- [ ] Alt text for images
- [ ] Captions for videos
- [ ] Color contrast ≥4.5:1 (text), ≥3:1 (UI)
- [ ] Don't rely on color alone
- [ ] Responsive text sizing

**Operable**:
- [ ] Keyboard navigation (no mouse required)
- [ ] Skip to main content link
- [ ] Focus indicators visible
- [ ] No keyboard traps
- [ ] Sufficient time for tasks
- [ ] Pause/stop animations

**Understandable**:
- [ ] lang attribute on html
- [ ] Consistent navigation
- [ ] Clear error messages
- [ ] Form labels & instructions
- [ ] Predictable behavior

**Robust**:
- [ ] Valid HTML
- [ ] ARIA landmarks
- [ ] Semantic HTML (header, nav, main, footer)
- [ ] ARIA labels where needed
- [ ] Screen reader tested

**Forms**:
- [ ] Label associated with input
- [ ] Required fields marked
- [ ] Error identification & suggestions
- [ ] Fieldset & legend for groups

**Interactive Elements**:
- [ ] Button vs link (semantic)
- [ ] Tab order logical
- [ ] Modal focus management
- [ ] Disabled state communicated

**Testing Tools**:
- [ ] axe DevTools
- [ ] WAVE
- [ ] Lighthouse
- [ ] Screen reader (NVDA/JAWS/VoiceOver)
- [ ] Keyboard only navigation

**Success Criteria**: All Level A & AA criteria met