/**
 * mega-menu.css — Mega-menu custom (remplace la nav GP)
 * Desktop : barre horizontale + dropdown grille de services
 * Mobile  : overlay plein écran + accordéon catégories
 */

/* -------------------------
   Nav — barre principale
------------------------- */
.mega-nav {
    display: flex;
    flex: 1;
    align-items: center;
    gap: var(--space-sm);
}

/* -------------------------
   Menu desktop — masqué en mobile, visible en desktop
------------------------- */
.mega-nav__menu {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
    gap: 5px;
}

.mega-nav__item {
    position: relative;
}

.mega-nav__link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 10px 14px;
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    white-space: nowrap;
    line-height: 1.4;
}

.mega-nav__chevron {
    display: none;
}

/* -------------------------
   Dropdown — masqué par défaut
------------------------- */
.mega-nav__dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: var(--z-overlay);
    background-color: transparent;
    padding: var(--space-xs) var(--section-padding-x);
}

.mega-nav__dropdown.is-open {
    display: block;
}

/* -------------------------
   Dropdown — grille de services
------------------------- */
.mega-nav__dropdown-inner {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    max-width: var(--container-max-width-xl);
    margin-inline: auto;
    background-color: var(--color-bg);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    padding: var(--space-lg);
}

/* -------------------------
   Service card — icône + nom + accroche
------------------------- */
.mega-nav__service {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-sm);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.mega-nav__service:hover {
    background-color: var(--color-lime);
    border-color: var(--color-black);
    color: var(--color-black);
}

.mega-nav__service-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    object-fit: contain;
}

.mega-nav__service-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.mega-nav__service-name {
    font-family: var(--font-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-blue);
    line-height: var(--line-height-snug);
    color: inherit;
}

.mega-nav__service-desc {
    font-family: var(--font-secondary);
    font-size: 13px;
    color: var(--color-gray-dark);
    line-height: var(--line-height-normal);
}

/* -------------------------
   Bouton hamburger (mobile)
------------------------- */
.mega-nav__burger {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    background-color: var(--color-lime);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    margin-left: auto;
    flex-shrink: 0;
}

.mega-nav__burger span {
    display: block;
    width: 20px;
    height: 3px;
    background-color: var(--color-black);
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mega-nav__burger.is-active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mega-nav__burger.is-active span:nth-child(2) {
    opacity: 0;
}

.mega-nav__burger.is-active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* -------------------------
   Overlay mobile — plein écran
------------------------- */
.mega-nav__overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background-color: var(--color-bg);
    flex-direction: column;
    overflow: hidden;
}

.mega-nav__overlay.is-open {
    display: flex;
}

.mega-nav__overlay-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--section-padding-x);
    flex-shrink: 0;
}

.mega-nav__overlay-logo img {
    height: 61px;
    width: auto;
}

.mega-nav__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background-color: var(--color-lime);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    line-height: 1;
}

/* -------------------------
   Overlay — body
------------------------- */
.mega-nav__overlay-body {
    flex: 1;
    overflow-y: auto;
    padding-inline: var(--section-padding-x);
}

.mega-nav__overlay-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* -------------------------
   Overlay — items de navigation
------------------------- */
.mega-nav__overlay-item {
    border: 1px solid var(--color-black);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-xs);
}

.mega-nav__overlay-link {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 12px var(--space-sm);
    font-family: var(--font-secondary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-black);
    color: var(--color-blue);
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}

/* -------------------------
   Overlay — item avec enfants (accordéon)
------------------------- */
.mega-nav__overlay-row {
    display: flex;
    align-items: stretch;
}

.mega-nav__overlay-row .mega-nav__overlay-link {
    flex: 1;
    min-width: 0;
}

.mega-nav__overlay-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    flex-shrink: 0;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 2rem;
    color: var(--color-blue);
    line-height: 0;
    transition: transform var(--transition-fast);
}

.mega-nav__overlay-toggle:hover,
.mega-nav__overlay-toggle:focus {
    background: none;
    color: var(--color-blue);
    outline: none;
}

.mega-nav__overlay-toggle[aria-expanded="true"] {
    transform: rotate(90deg);
}

/* -------------------------
   Overlay — enfants (masqués par défaut)
------------------------- */
.mega-nav__overlay-children {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0 var(--space-sm) var(--space-xs);
}

.mega-nav__overlay-children.is-open {
    display: block;
}

.mega-nav__overlay-child-link {
    display: block;
    padding: var(--space-xs) var(--space-sm);
    font-family: var(--font-secondary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.mega-nav__overlay-child-link:hover {
    background-color: var(--color-lime);
}

/* -------------------------
   Overlay — footer CTA
------------------------- */
.mega-nav__overlay-footer {
    flex-shrink: 0;
    padding: var(--space-md) var(--section-padding-x);
}

.mega-nav__overlay-footer:empty {
    display: none;
}

.mega-nav__overlay-footer .btn {
    display: block;
    width: 100%;
    text-align: center;
}

/* -------------------------
   Body scroll lock
------------------------- */
body.mega-nav-open {
    overflow: hidden;
}

/* -------------------------
   Desktop 1100px
------------------------- */
@media (min-width: 1100px) {

    .mega-nav {
        justify-content: flex-end;
    }

    .mega-nav__menu {
        display: flex;
    }

    .mega-nav__burger {
        display: none;
    }

    .mega-nav__overlay {
        display: none !important;
    }

    /* Hover lime sur les items desktop */
    .mega-nav__link:hover {
        background-color: var(--color-lime);
        border-radius: var(--radius-md);
    }

    .mega-nav__item--has-children .mega-nav__link[aria-expanded="true"] {
        background-color: var(--color-lime);
        border-radius: var(--radius-md);
    }

    /* Pont invisible entre l'item et le dropdown pour garder le hover */
    .mega-nav__item--has-children .mega-nav__link[aria-expanded="true"]::after {
        content: '';
        position: absolute;
        left: 0;
        right: 0;
        top: 100%;
        height: 40px;
    }
}

/* -------------------------
   Grille responsive — 3 colonnes
------------------------- */
@media (min-width: 1200px) {
    .mega-nav__dropdown-inner {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* -------------------------
   Grille responsive — 4 colonnes
------------------------- */
@media (min-width: 1400px) {
    .mega-nav__dropdown-inner {
        grid-template-columns: repeat(4, 1fr);
    }
}