[Advanced] Accessibility Improvements (WCAG 2.1 AA)

[yasmramos]

Description

Audit and improve accessibility support across the entire framework.

Task

• Conduct WCAG 2.1 AA audit of all components
• Add ARIA label support for all interactive components
• Implement focus indicators for keyboard navigation
• Add reduced motion support (@media prefers-reduced-motion)
• Ensure sufficient color contrast ratios
• Test with screen readers (NVDA, VoiceOver)
• Create accessibility documentation
• Add automated accessibility tests

Areas to Address

• Focus Management: Visible focus rings, logical tab order
• Screen Reader Support: Proper role assignments, live regions
• Keyboard Navigation: All features accessible via keyboard
• Color Contrast: Minimum 4.5:1 for normal text, 3:1 for large text
• Motion: Respect system preferences for reduced animation

Files to modify

• Multiple files across the framework
• src/main/resources/tailwindfx.css (focus states, reduced motion)
• src/main/java/io/github/tailwindfx/util/FxAnimation.java (motion detection)

Resources

• WCAG 2.1 Guidelines
• JavaFX Accessibility