Jason Staack def4392c93 fix(a11y): WCAG 2.1 AA compliance fixes for website ...

Contrast:
- Increase --text-muted from #64748B to #8494A7 (~5.3:1 on dark bg)
- Darken --docs-text-muted from #94A3B8 to #6B7B8D (~5.3:1 on white)
- Increase sidebar section title opacity from 0.5 to 0.7

Keyboard & focus:
- Add skip navigation link to both pages
- Make screenshot images keyboard-focusable (tabindex, role=button)
- Add visible lightbox close button with focus styles
- Fix search input focus: proper outline instead of outline:none

Structure:
- Fix heading hierarchy: single h1 per page, demote sections to h2/h3
- Replace sidebar h4 headings with p.sidebar-section-title
- Add aria-labels to all nav landmarks (main, sidebar, footer)
- Fix broken footer anchor links (#security-model, #api-endpoints)

Accessibility:
- Add sr-only label for docs search input
- Add aria-label to back-to-top button
- Change nav logo SVG from aria-label to aria-hidden (redundant)
- Add role=dialog and aria-label to lightbox
- Fix docs.html theme-color meta to #FAFBFC (matches light theme)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

2026-03-15 20:53:50 -05:00

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