// sub header
html:has(body.is-in-subsite) {
  overflow-x: hidden;
}

body.is-in-subsite {
  overflow-x: hidden;
}

.subsite-container {
  position: relative;
  z-index: 1;
  padding: $subsite-container-padding;
  background: $subsite-container-background;

  &::after {
    content: "";
    position: absolute;
    width: 100vw;
    height: 100%;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    background: $subsite-navbar-bg;
    z-index: -1;
  }

  @media screen and (min-width: 1200px) {
    // flex-direction: row;
    // align-items: center;
    gap: 40px;
  }

  #subsite-logo {
    font-size: 1.25rem;
    display: inline-block;
    margin: $subsite-logo-margin;

    a {
      background: $subsite-logo-background;
      border-radius: $subsite-logo-radius;
      text-decoration: none;
      color: $subsite-logo-color;
      font-weight: 500;
      padding: $subsite-logo-padding;
      position: relative;
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      transition: background 0.15s ease;

      &:hover,
      &:focus {
        text-decoration: underline;
        background: rgba($subsite-logo-background, 0.7);
      }

      svg,
      img {
        max-width: 80px;
        max-height: 80px;
      }
    }
  }
}

// =============================================================================
// SUBSITE NAVIGATION
// =============================================================================

@mixin nav-underline($color) {
  content: "";
  position: absolute;
  bottom: 10px;
  left: 5px;
  right: 5px;
  height: 2px;
  background-color: $color;
  transition: all 0.3s ease;
}

// ============================================================
// Variables de largeur — modifier ici uniquement
// ============================================================
$nav-dropdown-width: 33%; // largeur max de chaque panneau
$nav-dropdown-min-width: 220px; // largeur min pour les petits écrans

$nav-dropdown-min-width: 220px;
$nav-dropdown-max-depth: 4; // adapter si besoin

#subsite-navigation {
  // --- Layout de base ---

  .sub-nav-scroll-btn {
    display: none;
  }

  &.activated {
    &::after {
      content: "";
      background: #00000047;
      width: 100vw;
      position: absolute;
      left: 50%;
      height: 100vh;
      transform: translateX(-50%);
      z-index: -1;
      pointer-events: none;
    }
  }

  .nav-title {
    font-weight: 500;
  }

  .index_html {
    display: none;
  }

  & > ul {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
    width: 100%;
  }

  // --- Liens (tous niveaux) ---
  li a {
    position: relative;
    display: block;
    padding: 0.65rem 1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-decoration: none;
  }

  // --- Inputs & labels cachés ---
  input.opener {
    display: none;
  }

  label[for] {
    @include visually-hidden;
  }

  // --- Bouton fermer ---
  .close-nav {
    position: absolute;
    z-index: 99;
    top: 13px;
    right: 1.5em;
    border-bottom: none !important;

    &:not(:focus) {
      @include visually-hidden;
    }

    .close-nav-icon {
      display: block;
      width: 20px;
      height: 20px;
      padding: 0;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' aria-hidden='true'%3E%3Cpath fill='%23888' d='M14.348 14.849a1.2 1.2 0 0 1-1.697 0L10 11.819l-2.651 3.029a1.2 1.2 0 1 1-1.697-1.697l2.758-3.15-2.759-3.152a1.2 1.2 0 1 1 1.697-1.697L10 8.183l2.651-3.031a1.2 1.2 0 1 1 1.697 1.697l-2.758 3.152 2.758 3.15a1.2 1.2 0 0 1 0 1.698z'/%3E%3C%2Fsvg%3E");
    }
  }

  // =========================================
  // DEPTH-1 — items de la barre
  // =========================================
  .nav-item-depth-1 {
    position: relative;

    & > a {
      display: flex;
      align-items: center;
      padding: 1rem;
      color: $sub-nav-link-color;

      &:hover,
      &:focus {
        color: $sub-nav-link-active-color;

        &::before {
          @include nav-underline($sub-nav-link-unedrline-color);
        }
      }
    }

    &.inPath > a {
      color: $sub-nav-link-active-color;

      &::before {
        @include nav-underline($sub-nav-link-unedrline-color);
      }
    }

    &.has_subtree > a::after {
      content: "";
      display: inline-block;
      width: 10px;
      height: 6px;
      margin-left: 0.3rem;
      flex-shrink: 0;
      background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 10 6"><polyline points="1,1 5,5 9,1" stroke="#{url-encoded-color($sub-nav-link-color)}" stroke-width="1.5" fill="none" stroke-linecap="round" stroke-linejoin="round"/></svg>')
        center / contain no-repeat;
      transition: transform 0.2s ease;
    }

    &.has_subtree.show-nav > a::after,
    &.has_subtree.inPath > a::after {
      transform: rotate(180deg);
    }
  }

  &.activated .nav-item-depth-1 > a {
    @include media-breakpoint-up(md) {
      color: $sub-nav-link-open-color !important;
    }
  }

  // =========================================
  // DROPDOWN DEPTH-1
  // Seul cas avec position sous la barre + ombre complète
  // =========================================
  .nav-dropdown-depth-1 {
    position: absolute;
    top: 100%;
    left: 0;
    width: max-content;
    max-width: 40vw;
    min-width: $nav-dropdown-min-width;
    opacity: 0%;
    visibility: hidden;
    background: #fff;
    padding: 1em;
    border-radius: 0 0 5px 5px;
    z-index: 1;
    // box-shadow:
    //   0 2px 4px rgb(0 0 0 / 8%),
    //   0 4px 12px rgb(0 0 0 / 10%),
    //   0 8px 24px rgb(0 0 0 / 12%),
    //   0 24px 48px rgb(0 0 0 / 16%);

    .nav-link[aria-haspopup="true"] {
      display: block;
      padding-right: 2em;
      position: relative;

      &::after {
        content: $nav-overlay-next-icon;
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
      }

      &:hover::after,
      &:focus::after {
        content: $nav-overlay-next-icon-hover;
      }
    }
  }

  // =========================================
  // DROPDOWNS DEPTH-2 à DEPTH-N
  // Positionnés latéralement par le JS
  // Générés via une boucle @for
  // =========================================
  @for $d from 2 through $nav-dropdown-max-depth {
    .nav-dropdown-depth-#{$d} {
      position: absolute;
      top: 0; // aligné sous la barre via le panneau parent — left injecté par JS
      width: max-content;
      max-width: 33vw;
      min-width: $nav-dropdown-min-width;
      overflow-y: auto;
      opacity: 0%;
      visibility: hidden;
      background: #fff;
      padding: 1em;
      border-radius: 0 0 5px 5px;
      border-left: 1px solid #8f8f8f;
      box-shadow:
        0 2px 4px rgb(0 0 0 / 8%),
        0 4px 12px rgb(0 0 0 / 10%),
        0 8px 24px rgb(0 0 0 / 12%),
        0 24px 48px rgb(0 0 0 / 16%);
      z-index: 10 + $d; // chaque niveau au-dessus du précédent
    }

    .nav-item-depth-#{$d}.show-nav > .nav-dropdown-depth-#{$d} {
      opacity: 100%;
      visibility: visible;

      a {
        pointer-events: initial !important;
      }
    }

    // Flèche sur les liens avec sous-niveau (sauf dernier niveau)
    @if $d < $nav-dropdown-max-depth {
      .nav-dropdown-depth-#{$d} .nav-link[aria-haspopup="true"] {
        display: block;
        padding-right: 2em;
        position: relative;

        &::after {
          content: $nav-overlay-next-icon;
          position: absolute;
          right: 0;
          top: 50%;
          transform: translateY(-50%);
        }

        &:hover::after,
        &:focus::after {
          content: $nav-overlay-next-icon-hover;
        }
      }
    }
  }

  // =========================================
  // STYLES COMMUNS à tous les dropdowns
  // =========================================
  [class*="nav-dropdown-depth-"] {
    a {
      pointer-events: none;
      border-radius: 4px;
      white-space: normal;
      overflow: visible;
      text-overflow: unset;

      &:hover {
        text-decoration: underline;
        background-color: rgba(#000, 0.04);
        text-decoration-thickness: 1px;
      }
    }

    .nav-title {
      padding: 0 !important;

      a {
        color: $nav-overlay-title-color;
        font-size: 16px;
        font-weight: $nav-overlay-title-font-weight;
        font-family: $nav-title-font-family;
        pointer-events: initial;
      }
    }

    .nav-link {
      display: block;
      color: #000;
      text-overflow: ellipsis;

      &:hover,
      &:focus {
        color: $primary;
      }

      .state-private {
        color: #c4183c;
      }
    }

    li.show-nav > a.nav-link {
      color: $primary;
      text-decoration: underline;
      text-decoration-thickness: 1px;
      background-color: rgba(#000, 0.04);
      border-radius: 4px;
    }

    & > span {
      color: $primary;
    }
  }

  // activation depth-1 (hors boucle car logique différente)
  .nav-item-depth-1.show-nav > .nav-dropdown-depth-1 {
    opacity: 100%;
    visibility: visible;

    a {
      pointer-events: initial !important;
    }
  }

  // Quand un panneau a un enfant ouvert, on lève son overflow
  // pour que le panneau enfant ne soit pas rogné
  // + overlay gris pour indiquer visuellement que le focus est sur le panneau enfant
  @for $d from 1 through $nav-dropdown-max-depth - 1 {
    .nav-dropdown-depth-#{$d}.has-open-child {
      overflow: visible !important;

      &::after {
        content: "";
        position: absolute;
        inset: 0;
        background: rgba(#000, 0.05);
        border-radius: inherit;
        pointer-events: none;
        z-index: 1;
      }
    }
  }

  // =========================================
  // SOUS-MENUS (ul) — tous niveaux
  // =========================================
  @for $d from 1 through $nav-dropdown-max-depth {
    .nav-submenu-depth-#{$d} {
      padding-left: 0;
      list-style: none;
      margin: 0;
    }
  }

  // =========================================
  // BOUTON RETOUR
  // =========================================
  .prev-nav {
    display: flex !important;
    align-items: center;
    gap: 0.4em;
    font-size: 0.8rem;
    color: #888;
    padding: 0.2rem 0;
    margin-bottom: 0.5rem;
    cursor: pointer;
    text-decoration: none !important;
    pointer-events: initial;

    &::before {
      content: "";
      display: block;
      width: 16px;
      height: 16px;
      flex-shrink: 0;
      background-color: #888;
      mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='15 18 9 12 15 6'/%3E%3C/svg%3E");
      mask-size: contain;
      mask-repeat: no-repeat;
      mask-position: center;
      margin-right: 0;
      transition:
        background-color 0.15s ease,
        transform 0.15s ease;
    }

    &:hover {
      color: $primary;

      &::before {
        background-color: $primary;
        transform: translateX(-2px);
      }
    }
  }

  // =========================================
  // DIVERS
  // =========================================
  .quick-access ul {
    position: relative !important;
    width: auto !important;
    padding: 0 !important;
  }

  // =========================================
  // MOBILE
  // =========================================
  @include media-breakpoint-down(md) {
    position: relative; // contexte de positionnement pour tous les panneaux

    // Boutons scroll horizontal (injectés par JS)
    @keyframes sub-nav-scroll-hint {
      0%,
      100% {
        background-position: center center;
      }

      50% {
        background-position: calc(50% + 3px) center;
      }
    }

    @keyframes sub-nav-scroll-hint-left {
      0%,
      100% {
        background-position: center center;
      }

      50% {
        background-position: calc(50% - 3px) center;
      }
    }

    .sub-nav-scroll-btn {
      display: block;
      position: absolute;
      backdrop-filter: blur(10px);
      top: 5px;
      bottom: 0;
      width: 37px;
      background-color: #ffffff6b;
      border: none;
      padding: 0;
      cursor: pointer;
      z-index: 2;
      opacity: 100%;
      transition: opacity 0.3s ease;

      &.is-hidden {
        opacity: 0%;
        pointer-events: none;
        display: none;
      }

      &--right {
        border-radius: 3px 0 0;
        right: -12px;
        background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 6 10"><polyline points="1,1 5,5 1,9" stroke="#{url-encoded-color($sub-nav-scroll-arrow-color)}" stroke-width="1.5" fill="none" stroke-linecap="round" stroke-linejoin="round"/></svg>');
        background-size: 6px 10px;
        background-repeat: no-repeat;
        background-position: center center;

        @media (prefers-reduced-motion: no-preference) {
          animation: sub-nav-scroll-hint 1.8s ease-in-out infinite;
        }
      }

      &--left {
        left: -12px;
        border-radius: 0 3px 0 0;
        background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 6 10"><polyline points="5,1 1,5 5,9" stroke="#{url-encoded-color($sub-nav-scroll-arrow-color)}" stroke-width="1.5" fill="none" stroke-linecap="round" stroke-linejoin="round"/></svg>');
        background-size: 6px 10px;
        background-repeat: no-repeat;
        background-position: center center;

        @media (prefers-reduced-motion: no-preference) {
          animation: sub-nav-scroll-hint-left 1.8s ease-in-out infinite;
        }
      }
    }

    &.activated .sub-nav-scroll-btn {
      display: none;
    }

    .close-nav {
      &:not(:focus) {
        // Annule les propriétés layout du mixin visually-hidden
        width: auto !important;
        height: auto !important;
        padding: 0.5rem !important;
        margin: 0 !important;
        overflow: visible !important;
        clip: auto !important;
        white-space: normal !important;

        // Annule le position: absolute !important du mixin (nested &:not(caption))
        &:not(caption) {
          position: absolute !important;
        }

        // Annule le overflow: hidden sur les enfants du mixin
        * {
          overflow: visible !important;
        }
      }
    }

    & > ul {
      width: auto;
      flex-wrap: nowrap;
      overflow-x: auto;

      // Firefox
      scrollbar-width: thin;
      scrollbar-color: $sub-nav-scrollbar-thumb-color
        $sub-nav-scrollbar-track-color;

      // WebKit (Chrome, Safari, Edge, iOS Safari)
      &::-webkit-scrollbar {
        height: $sub-nav-scrollbar-height;
      }

      &::-webkit-scrollbar-track {
        background: $sub-nav-scrollbar-track-color;
      }

      &::-webkit-scrollbar-thumb {
        background-color: $sub-nav-scrollbar-thumb-color;
        border-radius: calc($sub-nav-scrollbar-height / 2);
      }
    }

    // Les li depth-1 ne sont plus positionnés : leurs panneaux
    // s'échappent vers #subsite-navigation comme contexte commun
    .nav-item-depth-1 {
      flex-shrink: 0;
      position: static;
      margin-right: 0.75rem;

      &:first-child {
        margin-left: 0.5rem;
      }

      & > a {
        padding: 1rem 0;
      }
    }

    // Panneau depth-1 : pleine largeur sous la barre de nav
    .nav-dropdown-depth-1 {
      top: 100% !important;
      left: 0 !important;
      right: 0 !important;
      transform: none !important;
      width: 100% !important;
      max-width: 100% !important;
      border-radius: 0 !important;
    }

    // Panneaux depth-2+ : overlay pleine largeur par-dessus le panneau parent
    @for $d from 2 through $nav-dropdown-max-depth {
      .nav-dropdown-depth-#{$d} {
        position: absolute !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        max-width: 100% !important;
        max-height: none !important;
        min-height: 100%;
        border-left: none !important;
        box-shadow: none !important;
        border-radius: 0 !important;
        z-index: $d * 10 !important;
      }
    }
  }
}