/**
 * Accessibility enhancements for CntX theme
 * ONLY focus-visible outlines and prefers-reduced-motion
 * NO layout/spacing/display changes to preserve pixel-perfect design
 */

/* Enhanced focus styles for all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--cntx-accent-cyan, #2EC4BC);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Ensure focus is visible on dark backgrounds */
html[data-theme="dark"] a:focus-visible,
html[data-theme="dark"] button:focus-visible,
html[data-theme="dark"] input:focus-visible,
html[data-theme="dark"] textarea:focus-visible,
html[data-theme="dark"] select:focus-visible,
html[data-theme="dark"] [tabindex]:focus-visible {
  outline-color: var(--cntx-accent-cyan, #2EC4BC);
}

/* Focus styles for navigation items */
.nav a:focus-visible,
.nav button:focus-visible,
.nav-dropdown a:focus-visible {
  outline: 3px solid var(--cntx-accent-cyan, #2EC4BC);
  outline-offset: 2px;
}

/* Focus styles for footer links */
.site-footer a:focus-visible,
.site-footer button:focus-visible,
.site-footer summary:focus-visible {
  outline: 3px solid var(--cntx-accent-cyan, #2EC4BC);
  outline-offset: 2px;
}

/* Focus styles for form inputs */
.cntx-form-input:focus-visible,
.cntx-newsletter-form input:focus-visible,
.cntx-lead-magnet-form input:focus-visible {
  outline: 3px solid var(--cntx-accent-cyan, #2EC4BC);
  outline-offset: 2px;
  box-shadow: 0 0 0 3px rgba(46, 196, 188, 0.1);
}

/* Remove problematic outline:none */
.blog-search input:focus-visible {
  outline: 3px solid var(--cntx-accent-cyan, #2EC4BC) !important;
  outline-offset: 2px;
}

/* Focus styles for buttons and CTAs */
.cntx-btn:focus-visible,
.cta-button:focus-visible,
.site-footer__newsletter-submit:focus-visible,
.cntx-form-submit:focus-visible {
  outline: 3px solid var(--cntx-accent-cyan, #2EC4BC);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(46, 196, 188, 0.15);
}

/* Focus styles for modal close buttons */
.cntx-modal .cntx-close:focus-visible,
.cntx-newsletter-modal-close:focus-visible,
.cntx-lead-magnet-modal__close:focus-visible {
  outline: 3px solid var(--cntx-accent-cyan, #2EC4BC);
  outline-offset: 2px;
}

/* Ensure visible focus on dark theme cards */
html[data-theme="dark"] .nav-mega-card:focus-visible,
html[data-theme="dark"] .cntx-warm-card:focus-visible {
  outline: 3px solid var(--cntx-accent-cyan, #2EC4BC);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  textarea:focus-visible,
  select:focus-visible {
    outline-width: 4px;
    outline-offset: 3px;
  }
}

/* Respect prefers-reduced-motion for all animations */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  /* Disable hero animations */
  .cntx-warm-hero-visual,
  .cntx-warm-hero-cycle,
  .home-layer-visual,
  [data-animate],
  [class*="animate-"] {
    animation: none !important;
    transition: none !important;
  }

  /* Disable entrance animations */
  .fade-in,
  .slide-in,
  [data-aos],
  [data-fade] {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }

  /* Disable smooth scroll */
  html {
    scroll-behavior: auto !important;
  }
}

/* Skip to main content link (for keyboard navigation) */
.skip-to-main {
  position: absolute;
  left: -9999px;
  z-index: 999999;
  padding: 1rem 1.5rem;
  background: var(--cntx-action-primary, #0C3538);
  color: var(--cntx-bg-surface, #FFFCFA);
  font-weight: 600;
  text-decoration: none;
  border-radius: 0 0 8px 0;
}

.skip-to-main:focus {
  left: 0;
  top: 0;
  outline: 3px solid var(--cntx-accent-cyan, #2EC4BC);
  outline-offset: 2px;
}

/* Visually hidden but accessible to screen readers */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}