/*
ACCESSIBILITÉ RGAA
Styles pour améliorer l'accessibilité selon les critères RGAA
Ces styles ne s'appliquent que quand .accessibility-mode est présent sur le body
*/

/* ========================================
   ÉLÉMENTS MASQUÉS VISUELLEMENT MAIS ACCESSIBLES AUX LECTEURS D'ÉCRAN
   ======================================== */
.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;
}

.sr-only-focusable:focus {
  position: static !important;
  width: auto !important;
  height: auto !important;
  padding: 0.5rem !important;
  margin: 0 !important;
  overflow: visible !important;
  clip: auto !important;
  white-space: normal !important;
  background: var(--color-primary) !important;
  color: var(--color-light) !important;
  text-decoration: none !important;
  z-index: 9999 !important;
  border-radius: 4px !important;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-primary);
  color: var(--color-light);
  padding: 8px 12px;
}

/* ========================================
   BOUTON D'ACCESSIBILITÉ
   ======================================== */
.accessibility-toggle {
  position: fixed;
  top: 180px;
  right: 20px;
  z-index: 10001;
  background: var(--color-primary);
  color: var(--color-light);
  border: none;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  display: none;
}

.accessibility-toggle:hover {
  background: var(--color-secondary);
  transform: scale(1.1);
}

.accessibility-toggle:focus {
  outline: 3px solid var(--color-light);
  outline-offset: 2px;
}

.accessibility-toggle.active {
  background: var(--color-secondary);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }

  100% {
    transform: scale(1);
  }
}

/* ========================================
   SKIP LINKS (toujours visibles)
   ======================================== */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-primary);
  color: var(--color-light);
  padding: 8px 12px;
  text-decoration: none;
  border-radius: 4px;
  z-index: 10000;
  transition: top 0.3s ease;
  font-weight: 500;
}

.skip-link:focus {
  top: 6px;
  outline: 2px solid var(--color-light);
  outline-offset: 2px;
}

/* ========================================
   STYLES D'ACCESSIBILITÉ (seulement en mode accessibilité)
   ======================================== */
body.accessibility-mode {
  /* Amélioration générale du contraste */
  --color-primary: #2C97AA;
  --color-secondary: #2d5a87;
  --color-form: #4a5568;
}

body.accessibility-mode .accessibility-toggle {
  background: var(--color-secondary);
}

/* Focus visible amélioré */
body.accessibility-mode button:focus,
body.accessibility-mode a:focus,
body.accessibility-mode input:focus,
body.accessibility-mode select:focus,
body.accessibility-mode textarea:focus,
body.accessibility-mode [tabindex]:focus {
  outline: 3px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}

body.accessibility-mode button:focus-visible,
body.accessibility-mode a:focus-visible {
  outline: 3px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}

/* ========================================
   MODAL DE RECHERCHE - ACCESSIBILITÉ
   ======================================== */
body.accessibility-mode .search-modal[aria-hidden="true"] {
  display: none;
}

body.accessibility-mode .search-modal[aria-hidden="false"] {
  display: block;
}

/* Amélioration du contraste pour les boutons de la modal */
body.accessibility-mode .search-modal__submit {
  position: relative;
}

body.accessibility-mode .search-modal__submit:focus {
  outline: 3px solid var(--color-light) !important;
  outline-offset: 2px !important;
}

body.accessibility-mode .search-modal__close:focus {
  outline: 3px solid var(--color-light) !important;
  outline-offset: 2px !important;
}

/* ========================================
   NAVIGATION - ACCESSIBILITÉ
   ======================================== */
body.accessibility-mode .header__nav {
  position: relative;
}

body.accessibility-mode .header__nav .menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

body.accessibility-mode .header__nav .menu li {
  position: relative;
}

body.accessibility-mode .header__nav .menu a {
  display: block;
  padding: 0.5rem 1rem;
  text-decoration: none;
  transition: all 0.3s ease;
  border-radius: 4px;
}

body.accessibility-mode .header__nav .menu a:hover,
body.accessibility-mode .header__nav .menu a:focus {
  background-color: rgba(26, 54, 93, 0.1) !important;
  outline: 2px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}

/* ========================================
   BOUTONS - ACCESSIBILITÉ
   ======================================== */
body.accessibility-mode .search-trigger {
  background: none;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
}

body.accessibility-mode .search-trigger:hover {
  background-color: rgba(26, 54, 93, 0.1) !important;
}

body.accessibility-mode .search-trigger:focus {
  outline: 3px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}

body.accessibility-mode .btn.bg--primary,
body.accessibility-mode .btn.bg--secondary {
  background: #2C97AA;
}

/* ========================================
   FORMULAIRES - ACCESSIBILITÉ
   ======================================== */
body.accessibility-mode .search-modal__input {
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

body.accessibility-mode .search-modal__input:focus {
  border-color: var(--color-primary) !important;
  outline: 3px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}

body.accessibility-mode .search-modal__input:focus-visible {
  border-color: var(--color-primary) !important;
  outline: 3px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}

/* ========================================
   CONTRASTE ET LISIBILITÉ
   ======================================== */
/* Amélioration du contraste pour les textes */
body.accessibility-mode .header__nav .menu a {
  color: var(--color-primary) !important;
  font-weight: 600 !important;
}

body.accessibility-mode .header__nav .menu a:hover,
body.accessibility-mode .header__nav .menu a:focus {
  color: var(--color-secondary) !important;
}

/* Amélioration du contraste général */
body.accessibility-mode {
  color: #2d3748 !important;
}

body.accessibility-mode h1,
body.accessibility-mode h2,
body.accessibility-mode h3,
body.accessibility-mode h4,
body.accessibility-mode h5,
body.accessibility-mode h6 {
  color: #2d3748 !important;
  font-weight: 600 !important;
}

body.accessibility-mode .header__nav .nav__contact a,
body.accessibility-mode .banner h2,
body.accessibility-mode .banner h3,
body.accessibility-mode .banner h4,
body.accessibility-mode .banner h5,
body.accessibility-mode .banner h6,
body.accessibility-mode .footer__column__title,
body.accessibility-mode table th,
body.accessibility-mode .sites__title.light {
  color: var(--color-light) !important;
}

body.accessibility-mode .highlights__item__excerpt,
body.accessibility-mode .team__item__content p,
body.accessibility-mode .team__item__content,
body.accessibility-mode .high-pages__excerpt,
body.accessibility-mode .highlights__item__excerpt {
  color: var(--color-dark) !important;
}

/* ========================================
   RESPONSIVE - ACCESSIBILITÉ
   ======================================== */
@media (max-width: 768px) {
  .accessibility-toggle {
    top: 10px;
    right: 10px;
    width: 50px;
    height: 50px;
    font-size: 20px;
  }

  body.accessibility-mode .skip-link {
    left: 50%;
    transform: translateX(-50%);
  }

  body.accessibility-mode .skip-link:focus {
    left: 50%;
    transform: translateX(-50%);
  }

  /* Amélioration de la taille des zones de clic sur mobile */
  body.accessibility-mode .search-trigger {
    min-height: 44px;
    min-width: 44px;
  }

  body.accessibility-mode .search-modal__close {
    min-height: 44px;
    min-width: 44px;
  }

  body.accessibility-mode .search-modal__submit {
    min-height: 44px;
    min-width: 44px;
  }
}

/* ========================================
   ANIMATIONS ET TRANSITIONS
   ======================================== */
/* Réduction des animations pour les utilisateurs préférant moins de mouvement */
@media (prefers-reduced-motion: reduce) {

  body.accessibility-mode *,
  body.accessibility-mode *::before,
  body.accessibility-mode *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  body.accessibility-mode .search-modal {
    transition: none !important;
  }

  body.accessibility-mode .skip-link {
    transition: none !important;
  }

  body.accessibility-mode .accessibility-toggle {
    animation: none !important;
  }
}

/* ========================================
   SUPPORT DES LECTEURS D'ÉCRAN
   ======================================== */
/* Masquer les éléments décoratifs des lecteurs d'écran */
body.accessibility-mode .decorative {
  aria-hidden: true;
}

/* Amélioration de l'annonce des changements d'état */
body.accessibility-mode [aria-expanded="true"]::after {
  content: " (développé)";
  sr-only: true;
}

body.accessibility-mode [aria-expanded="false"]::after {
  content: "";
  sr-only: true;
}

/* ========================================
   GESTION DES ERREURS
   ======================================== */
body.accessibility-mode .search-modal__input:invalid {
  border-color: #dc3545 !important;
}

body.accessibility-mode .search-modal__input:invalid:focus {
  border-color: #dc3545 !important;
  outline-color: #dc3545 !important;
}

/* Message d'erreur accessible */
body.accessibility-mode .error-message {
  color: #dc3545 !important;
  font-size: 0.875rem;
  margin-top: 0.25rem;
  font-weight: 600 !important;
}

body.accessibility-mode .error-message[role="alert"] {
  sr-only: false;
}

/* ========================================
   INDICATEURS VISUELS DU MODE ACCESSIBILITÉ
   ======================================== */
body.accessibility-mode::before {
  content: "Mode accessibilité activé";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--color-primary);
  color: var(--color-light);
  text-align: center;
  padding: 8px;
  font-size: 14px;
  font-weight: 600;
  z-index: 10002;
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

body.accessibility-mode.accessibility-announce::before {
  transform: translateY(0);
}

/* ========================================
   AMÉLIORATIONS SPÉCIFIQUES POUR LES FORMULAIRES
   ======================================== */
body.accessibility-mode input,
body.accessibility-mode textarea,
body.accessibility-mode select {
  border: 2px solid #e2e8f0 !important;
  border-radius: 4px !important;
  padding: 8px 12px !important;
  font-size: 16px !important;
  /* Évite le zoom sur iOS */
}

body.accessibility-mode input:focus,
body.accessibility-mode textarea:focus,
body.accessibility-mode select:focus {
  border-color: var(--color-primary) !important;
  outline: 3px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}

/* ========================================
   AMÉLIORATIONS POUR LES LIENS
   ======================================== */
body.accessibility-mode a {
  text-decoration: underline !important;
  text-underline-offset: 2px !important;
}

body.accessibility-mode a:hover,
body.accessibility-mode a:focus {
  text-decoration-thickness: 3px !important;
}

/* ========================================
   AMÉLIORATIONS POUR LES BOUTONS
   ======================================== */
body.accessibility-mode button {
  min-height: 44px !important;
  min-width: 44px !important;
  padding: 8px 16px !important;
  border-radius: 4px !important;
  font-weight: 600 !important;
  border: 2px solid transparent !important;
}

body.accessibility-mode button:hover {
  border-color: var(--color-primary) !important;
}

body.accessibility-mode button:focus {
  border-color: var(--color-primary) !important;
  outline: 3px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}