/* ===================================================================
   ACCESSIBILITY ENHANCEMENTS FOR WCAG 2.1 LEVEL AA COMPLIANCE
   =================================================================== */

/* Screen Reader Only Text */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Focus Management - Only show focus styles during keyboard navigation */
*:focus {
  outline: none;
}

.keyboard-user *:focus,
*.focus-visible {
  outline: 3px solid var(--color-green--dark);
  outline-offset: 2px;
}

/* Skip to content link */
.skip-to-content-link {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100000;
  background: var(--color-green--dark);
  color: white;
  padding: 1rem 2rem;
  text-decoration: none;
  border-radius: 0 0 8px 8px;
  font-weight: 600;
  transition: top 0.3s ease;
}

.keyboard-user .skip-to-content-link:focus,
.skip-to-content-link.focus-visible {
  top: 0;
  outline: 3px solid var(--color-yellow);
  outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  :root {
    --color-text: #000000;
    --color-green--dark: #000000;
    --color-green--light: #ffffff;
    --color-yellow: #ffff00;
    --color-yellow--bg: #ffffff;
  }
  
  .button {
    border: 2px solid #000000;
    background: #ffffff;
    color: #000000;
  }
}

/* Reduced Motion Support */
@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;
  }
}

/* Enhanced focus styles for interactive elements */
.keyboard-user .nav__link a:focus,
.keyboard-user .fancy-link:focus,
.nav__link a.focus-visible,
.fancy-link.focus-visible {
  outline: 3px solid var(--color-green--dark);
  outline-offset: 2px;
  background-color: rgba(123, 38, 24, 0.1);
  border-radius: 4px;
}

/* Form accessibility */
.keyboard-user .field__input:focus,
.field__input.focus-visible {
  outline: 2px solid var(--color-green--dark);
  outline-offset: 2px;
  border-bottom: 2px solid var(--color-green--dark);
}

/* Button accessibility */
.keyboard-user .quantity-btn:focus,
.quantity-btn.focus-visible {
  outline: 3px solid var(--color-green--dark);
  outline-offset: 2px;
  background: var(--color-yellow);
}

.keyboard-user .button:focus,
.button.focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--color-green--dark);
}

/* Product page accessibility */
.keyboard-user .product-gallery__thumb:focus,
.product-gallery__thumb.focus-visible {
  outline: 3px solid var(--color-green--dark);
  outline-offset: 2px;
}

.keyboard-user .product-page__option-pill:focus,
.product-page__option-pill.focus-visible {
  outline: 3px solid var(--color-green--dark);
  outline-offset: 2px;
  z-index: 1;
}

/* Cart accessibility */
.keyboard-user .cart-item__title:focus,
.cart-item__title.focus-visible {
  outline: 3px solid var(--color-green--dark);
  outline-offset: 2px;
  background: rgba(123, 38, 24, 0.1);
  border-radius: 4px;
}

/* Modal accessibility */
.keyboard-user .modal__close:focus,
.modal__close.focus-visible {
  outline: 3px solid var(--color-green--dark);
  outline-offset: 2px;
  background: var(--color-yellow);
}

/* Navigation cart accessibility */
.keyboard-user .nav__cart:focus,
.nav__cart.focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(38, 84, 40, 0.3);
}


/* Enhanced mobile touch targets */
@media (max-width: 768px) {
  .nav__cart,
  .nav__hamburger,
  .quantity-btn,
  .product-gallery__thumb,
  .mobile-menu__close,
  .cart-flyout__close {
    min-width: 44px;
    min-height: 44px;
  }
}

/* Form error states */
.field--error .field__input {
  border-color: #d32f2f;
  border-width: 2px;
}

.field--error .field__label {
  color: #d32f2f;
}

.field__error {
  color: #d32f2f;
  font-size: 0.875rem;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Notification accessibility */
.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  max-width: 400px;
  padding: 1rem 1.5rem;
  background: var(--color-green--dark);
  color: white;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  z-index: 100001;
  font-weight: 600;
}

.notification--error {
  background: #d32f2f;
}

.notification--success {
  background: #388e3c;
}

/* Visually Hidden Accessibility Elements */
.breadcrumb {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Hide fieldsets and legends visually while preserving semantics */
.product-page__option fieldset {
  border: none;
  padding: 0;
  margin: 0;
  min-width: 0;
}

.product-page__option legend {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}