/**
 * Méga-menu catalogue — moderne, animations, survol sans décalage
 */

.site-nav .menu-item--mega {
  position: static;
}

/* Zone de survol header → méga (évite la fermeture entre lien et panneau) */
.mega-menu::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -12px;
  height: 12px;
}

.mega-menu {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  z-index: 220;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate3d(0, 8px, 0);
  transition:
    opacity 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.28s;
}

.menu-item--mega:hover > .mega-menu,
.menu-item--mega.is-open > .mega-menu,
.menu-item--mega:focus-within > .mega-menu,
.site-header.is-mega-open .menu-item--mega > .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate3d(0, 0, 0);
}

/* Panneau ouvert : colonnes toujours visibles (évite disparition post-animation) */
.menu-item--mega:hover > .mega-menu .mega-menu__col,
.menu-item--mega.is-open > .mega-menu .mega-menu__col,
.menu-item--mega:focus-within > .mega-menu .mega-menu__col,
.site-header.is-mega-open .menu-item--mega .mega-menu__col {
  opacity: 1;
}

.mega-menu__shell {
  width: var(--container);
  max-width: calc(100% - 2rem);
  margin: 0 auto;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-orange);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  box-shadow:
    0 4px 6px rgba(87, 54, 86, 0.04),
    0 20px 48px rgba(87, 54, 86, 0.12);
}

/* Toolbar */
.mega-menu__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  padding: 1rem 1.25rem;
  background: linear-gradient(90deg, var(--color-lilas) 0%, var(--color-surface) 100%);
  border-bottom: 1px solid var(--color-border);
}

.mega-menu__intro {
  min-width: 0;
}

.mega-menu__kicker {
  display: block;
  margin: 0 0 0.2rem;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-orange);
}

.mega-menu__headline {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.2;
}

.mega-menu__headline-main {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--color-prune);
}

.mega-menu__headline-accent {
  font-family: var(--font-accent);
  font-weight: 900;
  font-style: italic;
  color: var(--color-prune);
  margin-left: 0.2em;
}

.mega-menu__catalogue-link {
  flex-shrink: 0;
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  white-space: nowrap;
  border-width: 2px;
  box-shadow: none;
}

.mega-menu__catalogue-link:hover {
  transform: none;
  box-shadow: none;
}

/* Grille — colonnes stables */
.mega-menu__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  max-height: min(68vh, 460px);
  overflow-x: hidden;
  overflow-y: auto;
  padding: 0.5rem 0;
  background: var(--color-surface);
  scrollbar-gutter: stable;
}

.mega-menu__col {
  padding: 0.65rem 0.85rem 0.85rem;
  border-right: 1px solid var(--color-border);
  min-width: 0;
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.menu-item--mega:hover > .mega-menu .mega-menu__col,
.menu-item--mega.is-open > .mega-menu .mega-menu__col,
.menu-item--mega:focus-within > .mega-menu .mega-menu__col,
.site-header.is-mega-open .menu-item--mega .mega-menu__col {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  animation: megaColIn 0.32s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.mega-menu__col:nth-child(1) { animation-delay: 0.03s; }
.mega-menu__col:nth-child(2) { animation-delay: 0.05s; }
.mega-menu__col:nth-child(3) { animation-delay: 0.07s; }
.mega-menu__col:nth-child(4) { animation-delay: 0.09s; }
.mega-menu__col:nth-child(5) { animation-delay: 0.11s; }
.mega-menu__col:nth-child(6) { animation-delay: 0.13s; }
.mega-menu__col:nth-child(7) { animation-delay: 0.15s; }
.mega-menu__col:nth-child(8) { animation-delay: 0.17s; }
.mega-menu__col:nth-child(9) { animation-delay: 0.19s; }
.mega-menu__col:nth-child(10) { animation-delay: 0.21s; }
.mega-menu__col:nth-child(11) { animation-delay: 0.23s; }
.mega-menu__col:nth-child(4n) {
  border-right: 0;
}

@keyframes megaColIn {
  from {
    opacity: 0;
    transform: translate3d(0, 6px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* Titres catégories — pas de soulignement (évite saut de ligne) */
.mega-menu__parent,
.mega-menu__parent--desktop {
  margin: 0 0 0.45rem;
  padding: 0 0 0.4rem;
  border-bottom: 2px solid var(--color-orange);
  font-size: 0.8125rem;
  line-height: 1.3;
}

.mega-menu__parent a,
.mega-menu__parent--desktop a {
  display: block;
  font-family: var(--font-title);
  font-weight: 700;
  text-decoration: none;
  color: var(--color-prune);
  transition: color 0.2s ease;
}

.mega-menu__parent a:hover,
.mega-menu__parent--desktop a:hover {
  color: var(--color-orange);
  text-decoration: none;
}

.mega-menu__children--desktop {
  list-style: none;
  margin: 0;
  padding: 0 0.85rem 0.65rem;
}

/* Liens enfants — padding fixe, survol sans décalage */
.mega-menu__children {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mega-menu__children li {
  margin: 0;
}

.mega-menu__children a {
  display: block;
  position: relative;
  padding: 0.38rem 0.5rem 0.38rem 0.75rem;
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.75rem;
  line-height: 1.35;
  text-decoration: none;
  color: var(--color-aubergine);
  border-radius: var(--radius-sm);
  transition:
    color 0.2s ease,
    background-color 0.2s ease,
    box-shadow 0.2s ease;
}

.mega-menu__children a span {
  display: block;
}

.mega-menu__children a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 0;
  border-radius: 2px;
  background: var(--color-orange);
  transform: translateY(-50%);
  transition: height 0.2s ease;
}

.mega-menu__children a:hover,
.mega-menu__children a:focus-visible {
  color: var(--color-prune);
  background-color: var(--color-lilas);
  padding-left: 0.75rem;
  text-decoration: none;
}

.mega-menu__children a:hover::before,
.mega-menu__children a:focus-visible::before {
  height: 60%;
}

/* Scrollbar : variables globales charte.css */

@media (prefers-reduced-motion: reduce) {
  .mega-menu,
  .mega-menu__col {
    transition: none;
    animation: none;
    transform: none;
    opacity: 1;
  }

  .menu-item--mega:hover > .mega-menu,
  .menu-item--mega.is-open > .mega-menu {
    transform: none;
  }

  .mega-menu__col {
    opacity: 1;
  }
}

@media (max-width: 1200px) {
  .mega-menu__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .mega-menu__col {
    border-right: 1px solid var(--color-border);
  }

  .mega-menu__col:nth-child(4n) {
    border-right: 1px solid var(--color-border);
  }

  .mega-menu__col:nth-child(3n) {
    border-right: 0;
  }
}

@media (max-width: 991px) {
  .mega-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    display: none;
  }

  .menu-item--mega.is-open > .mega-menu {
    display: block;
  }

  .mega-menu__shell {
    width: 100%;
    max-width: none;
    margin-top: 0.35rem;
    border-radius: var(--radius-md);
    box-shadow: none;
  }

  .mega-menu__toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .mega-menu__catalogue-link {
    text-align: center;
  }

  .mega-menu__grid {
    grid-template-columns: 1fr;
    max-height: none;
    padding: 0.35rem 0;
  }

  .mega-menu__col {
    opacity: 1;
    transform: none;
    animation: none;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
    padding: 0.65rem 1rem;
  }

  .mega-menu__col:last-child {
    border-bottom: 0;
  }
}