/* 
 * HEADER & NAVIGATION
 */

/* Bouton hamburger mobile */
.hamburger {
  display: none;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  position: relative;
  z-index: 1001;
  color: var(--pico-primary-hover-background);
  outline: none;
}

.hamburger:focus {
  box-shadow: none;
}

.hamburger svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* Structure du nav pour Pico CSS */
nav.container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 3px solid var(--pico-primary-hover-background);
}

#nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Theme Toggle Desktop */
.theme-toggle-btn {
  display: flex;
  align-items: center;
  margin-left: 1rem;
  text-decoration: none;
  color: var(--pico-primary-hover-background);
}

/* Dropdown Pico CSS personnalisé pour le header */
details.dropdown {
  position: relative;
  margin-bottom: 0;
  display: inline-block;
  vertical-align: middle;
}

details.dropdown summary {
  list-style: none; /* Cacher le triangle par défaut */
  margin: 0;
  padding: 10px 15px;
  border-radius: 8px;
  transition: background-color 0.2s ease;
  cursor: pointer;
}

details.dropdown summary::-webkit-details-marker {
  display: none;
}

details.dropdown summary:hover {
  text-decoration: underline;
}

details.dropdown ul {
  position: absolute;
  top: 100%;
  left: 0;
  display: flex;
  flex-direction: column;
  min-width: 180px;
  z-index: 1000;
  box-shadow: 0px 5px 15px rgba(0, 0, 0, 0.1);
  background-color: var(--pico-card-background-color) !important;
  border: 1px solid var(--pico-muted-border-color);
  padding: 0.5rem 0 !important;
  margin-top: 5px;
}

details.dropdown ul li {
  width: 100%;
  padding: 0 !important;
  margin: 0 !important;
}

details.dropdown ul li a {
  display: block;
  width: 100%;
  padding: 10px 15px !important;
  white-space: nowrap;
}

/* 
 * BOUTON RETOUR EN HAUT
 */
#scroll-top-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 45px;
  height: 45px;
  background-color: var(--pico-primary-background);
  color: white;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease-in-out;
  z-index: 999;
  cursor: pointer;
}

#scroll-top-btn.visible {
  opacity: 1;
  visibility: visible;
}

#scroll-top-btn:hover {
  background-color: var(--pico-primary-hover-background);
  transform: translateY(-5px);
  color: white;
}

#scroll-top-btn i {
  font-size: 1.2rem;
}

@media (max-width: 1280px) {
  .hamburger {
    display: block;
  }

  .nav-menu-mobile {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background-color: var(--pico-card-background-color);
    flex-direction: column !important;
    justify-content: flex-start !important;
    align-items: stretch !important; /* On étire les enfants pour qu'ils prennent tout l'espace */
    padding: 100px 15px 20px 15px !important;
    box-shadow: -5px 0 25px rgba(0, 0, 0, 0.2);
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    gap: 5px;
    border-left: 1px solid var(--pico-muted-border-color);
  }

  .nav-menu-mobile.open {
    right: 0;
  }

  .nav-menu-mobile li {
    width: 100%;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none;
  }

  /* Reset global pour tous les liens/boutons du menu mobile */
  .nav-menu-mobile li a,
  .nav-menu-mobile li a[role='button'],
  .nav-menu-mobile details.dropdown summary {
    display: block !important;
    width: 100% !important;
    padding: 12px 15px !important;
    margin: 0 !important;
    border-radius: 8px;
    text-decoration: none;
    text-align: left !important;
    box-sizing: border-box;
  }

  .nav-menu-mobile li a:hover,
  .nav-menu-mobile details.dropdown summary:hover {
    text-decoration: underline;
    background-color: var(--pico-primary-hover-background);
    color: white;
  }

  /* Thème Toggle en mobile */
  .theme-toggle-btn {
    margin-left: 0 !important;
    justify-content: flex-start;
  }

  .nav-menu-mobile li a::after,
  .nav-menu-mobile details.dropdown summary::after {
    content: none !important;
    display: none !important;
  }

  /* Accordéon sur Mobile */
  .nav-menu-mobile details.dropdown {
    display: block;
    width: 100%;
  }

  .nav-menu-mobile details.dropdown ul {
    position: static;
    display: none;
    box-shadow: none;
    background: transparent;
    padding: 0 0 0 25px !important;
    margin: 0;
    width: 100% !important;
  }

  .nav-menu-mobile details.dropdown[open] ul {
    display: block;
  }

  /* On cache le chevron de summary sur mobile s'il est décalé */
  .nav-menu-mobile details.dropdown summary::after {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
  }

  .nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
    z-index: 999;
  }

  .nav-overlay.visible {
    opacity: 1;
    visibility: visible;
  }
}