/* Variables pour les transitions */
:root {
  --sticky-transition-duration: 0.3s;
  --sticky-transition-easing: cubic-bezier(0.4, 0, 0.2, 1);
  --vh: 1vh;
  --viewport-height: 100vh;
  --menu-offset: 0px;
  --sticky-header-height: 58px;
}

/* Header de base - préparation pour sticky */
.site-header {
  position: relative;
  z-index: 1000;
  transition: all var(--sticky-transition-duration) var(--sticky-transition-easing);
  will-change: transform, height, box-shadow;
}

/* État sticky du header */
.site-header.sticky {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  z-index: 999;
}

/* Animation d'entrée du sticky */
.site-header.sticky-entering {
  transform: translateY(-100%);
}

.site-header.sticky-entered {
  transform: translateY(0);
}

/* Masquer le menu secondaire en mode sticky */
.site-header.sticky .menu-secondaire {
  opacity: 0;
  visibility: hidden;
  height: 0;
  overflow: hidden;
  transition: opacity 0.2s ease, height 0.2s ease, visibility 0.2s ease;
}

/* Ajustement du logo en mode sticky */
.site-header.sticky .site-branding {
  margin-top: 6px;
}
.site-header.sticky .logo-conteneur {
  z-index: 1003;
  position: relative;
  width: 7em;
  transition: width var(--sticky-transition-duration) var(--sticky-transition-easing);
}

.site-header.sticky .logo-conteneur img {
  transform: scale(0.9);
  transition: transform var(--sticky-transition-duration) var(--sticky-transition-easing);
}

/* Ajustement de la navigation principale en mode sticky */
.site-header.sticky .main-navigation ul#principal > li {
  height: 60px;
  transition: height var(--sticky-transition-duration) var(--sticky-transition-easing);
}

.site-header.sticky .main-navigation ul#principal > li > a {
  padding: 0 1.4em;
  font-size: 0.85em;
  line-height: 62px;
  transition: line-height var(--sticky-transition-duration) var(--sticky-transition-easing),
              font-size var(--sticky-transition-duration) var(--sticky-transition-easing);
}

/* Ajustement du bouton achat en mode sticky */
.site-header.sticky .menuachat {
  height: 60px;
  transition: height var(--sticky-transition-duration) var(--sticky-transition-easing);
}

.site-header.sticky .main-navigation a.achat.menu-item {
  font-size: 0.85em;
  line-height: 60px;
  transition: font-size var(--sticky-transition-duration) var(--sticky-transition-easing);
}

/* Placeholder pour éviter le saut de contenu - VERSION AMÉLIORÉE */
.sticky-placeholder {
  display: none;
  width: 100%;
  height: 0 !important;
  transition: height var(--sticky-transition-duration) var(--sticky-transition-easing);
  pointer-events: none;
  overflow: hidden;
}

.sticky-placeholder.active {
  display: block;
}

/* Force la suppression du placeholder quand non actif */
.sticky-placeholder:not(.active) {
  height: 0 !important;
  max-height: 0 !important;
  min-height: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  border: none !important;
  display: none !important;
}

/* Alternative : utiliser un padding-top sur le body */
body.has-sticky-header {
  transition: padding-top var(--sticky-transition-duration) var(--sticky-transition-easing);
}

/* Réinitialiser le padding quand on est en haut de page */
body.has-sticky-header.at-top {
  padding-top: 0 !important;
}

/* Force la réinitialisation quand pas de sticky */
body:not(.has-sticky-header) {
  padding-top: 0 !important;
}

/* Desktop */
@media screen and (min-width: 1200px) {
  .menu-toggle, .mobileonly, .mobileonly-nav, .title-drawer, .message-drawer {
    display: none !important;
  }
  
  .main-navigation ul li:hover > .sub-menu-wrap {
    visibility: visible;
    transition: max-height 0.25s ease-in;
    z-index: 9;
    max-height: 600px;
    background: #C3E5EA;
  }
}

/* RESPONSIVE - Tablette et Mobile */
@media screen and (max-width: 1199px) {
  
  /* Le header sticky doit maintenir un z-index élevé mais cohérent */
  .site-header.sticky {
    background: rgba(255, 255, 255, 0.95);
    z-index: 998;
    min-height: 58px;
  }
  
  /* Logo en mode sticky - z-index et positionnement corrects */
  .site-header.sticky .site-branding {
    position: fixed;
    left: 70px;
    top: 0;
    z-index: 999; /* Plus élevé que le header pour être visible */
    width: 100px;
    float: none;
  }
  
  /* Menu burger en mode sticky avec z-index approprié */
  .site-header.sticky .menu-toggle {
    position: fixed;
    top: 0;
    left: 15px;
    z-index: 999; /* Même niveau que le logo */
    border: 0 none;
    border-radius: 0;
    background: transparent !important;
    color: #19325B;
    padding: 0;
    cursor: pointer;
    outline: none;
    -webkit-transition: all 0.15s; 
    transition: all 0.15s;
  }
  
  /* Bouton achat en mode sticky avec z-index approprié */
  .menuachat {
	z-index: 999; /* Même niveau que les autres éléments + s'applique aussi si non sticky mais menu burger ouvert */ 
  }
  .site-header.sticky .menuachat {
    position: fixed;
    top: 0;
    right: 0;
    width: 150px;
    height: 58px;
  }
  
  /* Supprimer la hauteur fixe qui causait des problèmes */
  .site-header.sticky .main-navigation ul#principal > li {
    height: auto !important; /* Supprimer la hauteur fixe de 60px */
    transition: height var(--sticky-transition-duration) var(--sticky-transition-easing);
  }
  
  .site-header.sticky .main-navigation ul#principal > li > a {
    padding: 15px;
    font-size: 14px;
	line-height: 1.6;
    transition: padding var(--sticky-transition-duration) var(--sticky-transition-easing),
                font-size var(--sticky-transition-duration) var(--sticky-transition-easing);
  }
  
  /* Position et hauteur selon l'état non-sticky */
  body:not(.has-sticky-header) .main-navigation.toggled {
	padding-top: var(--menu-offset, 0px) !important;
    height: calc(var(--viewport-height, 100vh) - var(--menu-offset, 0px)) !important;
    max-height: calc(var(--viewport-height, 100vh) - var(--menu-offset, 0px)) !important;
  }
  
  /* Position et hauteur quand le body a la classe sticky */
  body.has-sticky-header .main-navigation.toggled {
	padding-top: var(--sticky-header-height, 58px) !important;
	height: var(--viewport-height, 100vh) !important;
    max-height: var(--viewport-height, 100vh) !important;
  }
  
  /* Menu mobile avec z-index approprié pour laisser les éléments visibles */
  .main-navigation.toggled {
    position: fixed !important;
    left: 0 !important;
    right: 0 !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    z-index: 997 !important; /* Z-index plus bas que les éléments du header */
    background: rgba(255, 255, 255, 0.95) !important;
    
    -webkit-overflow-scrolling: touch !important;
    overscroll-behavior-y: contain !important;
    -webkit-overscroll-behavior-y: contain !important;
    
    touch-action: pan-y !important;
    pointer-events: auto !important;
    
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    will-change: transform !important;
  }
    

  /* Transition pour masquer le logo si menu ouvert */
  .site-branding {
	z-index: 999;
	opacity: 1;
	transition: opacity var(--sticky-transition-duration) var(--sticky-transition-easing);
  }

  .menu-open .site-branding {
	opacity: 0; 
	pointer-events: none;
  }
	
  /* Contenu du menu - padding pour éviter les chevauchements */
  .main-navigation.toggled ul#principal {
	padding-top: 0 !important;
    min-height: calc(100% - 100px) !important;
    box-sizing: border-box !important;
  }
  
  /* Empêcher le scroll de la page SEULEMENT quand le menu est ouvert */
  body:has(.main-navigation.toggled),
  html:has(.main-navigation.toggled) {
    overflow: hidden !important;
    position: fixed !important;
    width: 100% !important;
    height: var(--viewport-height, 100vh) !important;
  }
  
  /* Fallback pour les navigateurs sans support :has() */
  body.menu-open,
  html.menu-open {
    overflow: hidden !important;
    position: fixed !important;
    width: 100% !important;
    height: var(--viewport-height, 100vh) !important;
  }
  
  /* S'assurer que le sticky reste actif même avec le menu ouvert */
  body.menu-open.has-sticky-header .site-header {
    position: fixed !important;
    top: 0 !important;
    z-index: 998 !important;
  }
  
  /* Éléments du header toujours visibles avec menu ouvert */
  body.menu-open .site-header.sticky .menu-toggle,
  body.menu-open .site-header.sticky .site-branding,
  body.menu-open .site-header.sticky .menuachat {
    position: fixed !important;
    z-index: 999 !important;
  }
  
  /* Les sous-menus mobiles */
  .main-navigation .sub-menu-wrap,
  .main-navigation .horizontal .sub-menu-wrap,
  .main-navigation .horizontal.deuxcol .sub-menu-wrap,
  .main-navigation .basdepages-navigation .sub-menu,
  .main-navigation.toggled .mobileonly-nav {
    position: relative;
  }
  
  /* Taille des barres du burger en sticky */
  .site-header.sticky .menu-toggle em {
    display: block;
    width: 28px;
    height: 2px;
    margin-bottom: 6px;
    position: relative;
    background: #19325B;
    border-radius: 0;
    z-index: 1;
    -webkit-transform-origin: 4px 0px;
    transform-origin: 4px 0px;
    transition: background 0.5s cubic-bezier(0.77,0.2,0.05,1.0), opacity 0.55s ease, -webkit-transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0);
    transition: transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0), background 0.5s cubic-bezier(0.77,0.2,0.05,1.0), opacity 0.55s ease;
    transition: transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0), background 0.5s cubic-bezier(0.77,0.2,0.05,1.0), opacity 0.55s ease, -webkit-transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0);
  }
  
  .site-header.sticky .menu-toggle em:first-child {
    transform-origin: 0% 0%;
  }
  
  .site-header.sticky .menu-toggle em:nth-last-child(2) {
    transform-origin: 0% 100%;
  }
  
  /* Animation du burger ouvert en sticky */
  .site-header.sticky .main-navigation.toggled .menu-toggle em {
    opacity: 1;
    -webkit-transform: rotate(45deg) translate(-9px, -9px);
    transform: rotate(45deg) translate(-9px, -9px);
  }
  
  .site-header.sticky .main-navigation.toggled .menu-toggle em:nth-last-child(3) {
    opacity: 0;
    -webkit-transform: rotate(0deg) scale(0.2, 0.2);
    transform: rotate(0deg) scale(0.2, 0.2);
  }
  
  .site-header.sticky .main-navigation.toggled .menu-toggle em:nth-last-child(2) {
    -webkit-transform: rotate(-45deg) translate(-8px, 9px);
    transform: rotate(-45deg) translate(-8px, 9px);
  }
  
  .site-header.sticky .menu-toggle:hover em {
    background: #008590;
  }

  .site-header.sticky .main-navigation a.achat.menu-item {
    font-size: 12px;
  }
}

/* RESPONSIVE - Tablette (1024px à 1199px) */
@media screen and (min-width: 1025px) and (max-width: 1199px) {
  .site-header.sticky .logo-conteneur {
    width: 7em;
  }
}

/* RESPONSIVE - Mobile (768px et moins) */
@media screen and (max-width: 767px) {
  
  /* Variables spécifiques mobile */
  :root {
    --sticky-header-height: 50px;
  }
  
  .site-header.sticky {
    min-height: 50px;
  }
  
  .site-header.sticky .site-branding,
  .site-header.sticky .logo-conteneur {
    width: 80px;
  }
   
  .site-header.sticky .site-branding {
    left: 50px;
    margin-top: 9px;
    top: 0;
  }
  
  .site-header.sticky .menu-toggle {
    top: 0;
    left: 0;
    margin-top: 6px;
    margin-left: 15px;
    z-index: 1004;
  }
  
  .site-header.sticky .menu-toggle em {
    width: 24px;
    height: 2px;
    margin-bottom: 5px;
  }
  
  .site-header.sticky .main-navigation.toggled .menu-toggle em {
    -webkit-transform: rotate(45deg) translate(-7px, -10px);
    transform: rotate(45deg) translate(-7px, -10px);
  }
  
  .site-header.sticky .main-navigation.toggled .menu-toggle em:nth-last-child(2) {
    -webkit-transform: rotate(-45deg) translate(-4px, 8px);
    transform: rotate(-45deg) translate(-4px, 8px);
  } 
    
  .site-header.sticky .menuachat {
    height: 50px;
    width: 130px;
  }
}

/* RESPONSIVE - Très petit mobile (480px et moins) */
@media screen and (max-width: 480px) {
  
  /* Variables spécifiques très petit mobile */
  :root {
    --sticky-header-height: 45px;
  }
  
  .site-header.sticky {
    min-height: 45px;
  }
  
  .site-header.sticky .menu-toggle {
    margin-top: 4px;
    margin-left: 15px;
  }

  .site-header.sticky .site-branding {
    margin-top: 6px;
  }

  .site-header.sticky .logo-conteneur {
    width: 80px;
  }  
 
  .site-header.sticky .main-navigation a.achat.menu-item {
    font-size: 0.7em;
  }

  .site-header.sticky .menuachat {
    height: 45px;
    width: 130px;
  }
}

/* Menu mobile - Contenu avec padding suffisant */
@media screen and (max-width: 1199px) {
  
  .site-header.sticky .pure-toggle-label[data-toggle-label='top'] {
      display:none !important;
  }

  .main-navigation.toggled ul#principal {
	padding-top: 0 !important;
    min-height: calc(100% - 60px) !important; /* CORRECTION : Hauteur minimale ajustée */
    box-sizing: border-box !important;
  }
  
  /* S'assurer que tout le contenu du menu est visible */
  .main-navigation.toggled .mobileonly-nav {
    padding-bottom: 40px !important; /* AJOUT : Padding supplémentaire pour le contenu mobile */
  }

  .site-header.sticky .main-navigation.toggled .mobileonly-nav {
    padding-bottom: 0 !important;
  }
  
  /* Derniers éléments du menu mieux espacés */
  .main-navigation.toggled .basdepages-navigation {
    margin-bottom: 0 !important;
  }
}

/* Amélioration des performances */
.site-header.sticky * {
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* Animation de la box-shadow */
@keyframes sticky-shadow-in {
  from {
    box-shadow: 0 0 0 rgba(0, 0, 0, 0);
  }
  to {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  }
}

.site-header.sticky {
  animation: sticky-shadow-in 0.3s ease-out;
}

/* Support pour les navigateurs sans backdrop-filter */
@supports not (backdrop-filter: blur(8px)) {
  .site-header.sticky {
    background: rgba(255, 255, 255, 0.95);
  }
  
  .site-header.sticky .main-navigation.toggled ul#principal {
    background: rgba(255, 255, 255, 0.95);
  }
}

/* Styles CSS additionnels pour la gestion tactile améliorée */
@media screen and (max-width: 1199px) {
  /* Empêcher la sélection de texte pendant le scroll du menu */
  .main-navigation.toggled {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
  }
  
  /* Améliorer les zones tactiles */
  .main-navigation.toggled a {
    display: inline-block;
    align-items: center;
    -webkit-tap-highlight-color: rgba(0,0,0,0.1);
  }
  
  /* Indicateur visuel temporaire pour les éléments touchés */
  .main-navigation.toggled li.menu-item-has-children[data-touch-start] {
    background-color: rgba(255,255,255,0.1);
  }
  
  /* Amélioration des transitions pour éviter les saccades */
  .main-navigation.toggled li.menu-item-has-children {
    transition: background-color 0.1s ease;
  }
  
  /* Maintien de l'état sticky même avec le menu ouvert */
  body.menu-open .site-header.sticky {
    position: fixed !important;
    top: 0 !important;
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1) !important;
    z-index: 998 !important;
  }
  
  /* S'assurer que les éléments du header restent bien positionnés */
  body.menu-open .site-header.sticky .menu-toggle,
  body.menu-open .site-header.sticky .site-branding,
  body.menu-open .site-header.sticky .menuachat {
    position: fixed !important;
  }
}