/* ============================================================
   FRAISN MEGA MENU — fraisn-mega-menu.css v1.0
   Desktop: full-width dropdown avec sidebar + colonnes
   Tablette + Mobile: off-canvas accordéon
   ============================================================ */

/* ── Variables (hérite de fraisn-header.css) ── */
:root {
    --mega-z:            9998;
    --offcanvas-z:       10001;
    --mega-shadow:       0 16px 48px rgba(0, 0, 0, .14);
    --mega-radius:       0 0 16px 16px;
    --mega-sidebar-w:    220px;
    --mega-transition:   all .22s cubic-bezier(.4,0,.2,1);
    --mega-font:         -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
    --fraisn-blue:       #1A55CC;
    --fraisn-blue-dark:  #1445a8;
    --fraisn-text:       #1a1a1a;
    --fraisn-text-light: #666;
    --fraisn-border:     #E0E0E0;
    --fraisn-bg-light:   #F8F9FA;
}

/* ── Reset local ── */
.fraisn-mega-menu *,
.fraisn-mega-menu *::before,
.fraisn-mega-menu *::after {
    box-sizing: border-box;
}

/* ============================================================
   BACKDROP — assombrit la page derrière le mega menu (desktop)
   ============================================================ */
.mega-menu__backdrop {
    position: fixed;
    inset: 0;
    top: 68px; /* sous le header */
    background: rgba(0, 0, 0, .42);
    z-index: calc(var(--mega-z) - 1);
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s ease, visibility .25s ease;
    pointer-events: none;
}

.mega-menu__backdrop.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* ============================================================
   MEGA PANEL — Desktop (>= 1025px)
   ============================================================ */
.mega-menu__panel {
    position: fixed;
    top: 68px; /* hauteur header */
    left: 0;
    width: 100%;
    background: #fff;
    z-index: var(--mega-z);
    box-shadow: var(--mega-shadow);
    border-radius: var(--mega-radius);
    border-top: 3px solid var(--fraisn-blue);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .28s ease, visibility .28s ease, transform .28s ease;
    pointer-events: none;
    font-family: var(--mega-font);
}

.mega-menu__panel.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

/* Inner : sidebar gauche + content droite */
.mega-menu__inner {
    display: flex;
    max-width: 1440px;
    margin: 0 auto;
    min-height: 420px;
    max-height: calc(100vh - 80px);
}

/* ── SIDEBAR ── */
.mega-menu__sidebar {
    width: var(--mega-sidebar-w);
    flex-shrink: 0;
    background: var(--fraisn-bg-light);
    border-right: 1px solid var(--fraisn-border);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    padding: 8px 0;
}

.mega-menu__cat-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 11px 16px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 13.5px;
    font-weight: 500;
    color: var(--fraisn-text);
    text-align: left;
    transition: var(--mega-transition);
    position: relative;
    font-family: var(--mega-font);
}

.mega-menu__cat-btn::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%; transform: translateY(-50%);
    height: 0;
    width: 3px;
    background: var(--fraisn-blue);
    border-radius: 0 3px 3px 0;
    transition: height .2s ease;
}

.mega-menu__cat-btn:hover,
.mega-menu__cat-btn.is-active {
    background: #fff;
    color: var(--fraisn-blue);
    font-weight: 600;
}

.mega-menu__cat-btn.is-active::before {
    height: 60%;
}

.cat-btn__icon {
    font-size: 18px;
    width: 26px;
    text-align: center;
    flex-shrink: 0;
}

.cat-btn__label { flex: 1; }

.cat-btn__arrow {
    color: #ccc;
    transition: color .2s, transform .2s;
    flex-shrink: 0;
}

.mega-menu__cat-btn:hover .cat-btn__arrow,
.mega-menu__cat-btn.is-active .cat-btn__arrow {
    color: var(--fraisn-blue);
    transform: translateX(2px);
}

/* Footer sidebar */
.mega-menu__sidebar-footer {
    margin-top: auto;
    padding: 8px;
    border-top: 1px solid var(--fraisn-border);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mega-sidebar-promo,
.mega-sidebar-new {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    transition: var(--mega-transition);
}

.mega-sidebar-promo {
    background: #fff3e0;
    color: #e65100;
}

.mega-sidebar-promo:hover { background: #ffe0b2; }

.mega-sidebar-new {
    background: #e8f5e9;
    color: #2e7d32;
}

.mega-sidebar-new:hover { background: #c8e6c9; }

.promo-badge {
    margin-left: auto;
    background: #e65100;
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 999px;
    letter-spacing: .03em;
}

/* ── CONTENT ── */
.mega-menu__content {
    flex: 1;
    overflow: hidden;
    position: relative;
    padding: 28px 32px;
    overflow-y: auto;
}

.mega-menu__col {
    display: none;
    animation: megaFadeIn .22s ease;
}

.mega-menu__col.is-active { display: block; }

@keyframes megaFadeIn {
    from { opacity: 0; transform: translateX(6px); }
    to   { opacity: 1; transform: translateX(0); }
}

.mega-col__grid {
    display: grid;
    grid-template-columns: 1fr 220px;
    gap: 32px;
    align-items: start;
}

/* Heading */
.mega-col__heading {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--fraisn-text-light);
    margin-bottom: 14px;
}

/* Liste sous-catégories */
.mega-col__list {
    list-style: none;
    padding: 0;
    margin: 0 0 14px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px 24px;
}

.mega-col__list li { display: block; }

.mega-col__link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 10px;
    text-decoration: none;
    color: var(--fraisn-text);
    font-size: 13.5px;
    font-weight: 500;
    border-radius: 8px;
    transition: var(--mega-transition);
    white-space: nowrap;
}

.mega-col__link:hover {
    background: var(--fraisn-bg-light);
    color: var(--fraisn-blue);
    transform: translateX(3px);
}

.sub-icon {
    font-size: 16px;
    width: 22px;
    text-align: center;
    flex-shrink: 0;
}

.mega-col__see-all {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--fraisn-blue);
    color: #fff;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    border-radius: 999px;
    transition: background .2s, transform .15s;
}

.mega-col__see-all:hover {
    background: var(--fraisn-blue-dark);
    transform: translateY(-1px);
}

/* Carte promo catégorie */
.mega-promo-card {
    display: block;
    border-radius: 14px;
    overflow: hidden;
    text-decoration: none;
    transition: transform .22s ease, box-shadow .22s ease;
    position: relative;
}

.mega-promo-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0,0,0,.12);
}

.mega-promo-card__img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    display: block;
}

.mega-promo-card__body {
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 2px solid;
}

.mega-promo-card__label {
    font-size: 13px;
    font-weight: 700;
}

.mega-promo-card__cta {
    display: inline-block;
    padding: 6px 14px;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    border-radius: 999px;
    align-self: flex-start;
}

/* ============================================================
   OFF-CANVAS (Tablette ≤1024px + Mobile ≤640px)
   Affiché à la place du mega panel
   ============================================================ */
.offcanvas-menu {
    position: fixed;
    inset: 0;
    z-index: var(--offcanvas-z);
    visibility: hidden;
    opacity: 0;
    transition: opacity .3s ease, visibility .3s ease;
    font-family: var(--mega-font);
}

.offcanvas-menu.is-open {
    visibility: visible;
    opacity: 1;
}

.offcanvas__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .5);
    backdrop-filter: blur(2px);
}

.offcanvas__panel {
    position: absolute;
    top: 0; left: 0;
    width: 88%;
    max-width: 380px;
    height: 100%;
    background: #fff;
    transform: translateX(-100%);
    transition: transform .32s cubic-bezier(.4,0,.2,1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.offcanvas-menu.is-open .offcanvas__panel {
    transform: translateX(0);
}

/* Header off-canvas */
.offcanvas__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid var(--fraisn-border);
    background: #fff;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.offcanvas__logo img { height: 36px; width: auto; display: block; }

.offcanvas__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px; height: 38px;
    background: var(--fraisn-bg-light);
    border: 1.5px solid var(--fraisn-border);
    border-radius: 8px;
    cursor: pointer;
    color: var(--fraisn-text);
    transition: var(--mega-transition);
}

.offcanvas__close:hover {
    background: var(--fraisn-blue);
    border-color: var(--fraisn-blue);
    color: #fff;
}

/* Compte */
.offcanvas__account {
    padding: 12px 18px;
    background: #EEF4FF;
    border-bottom: 1px solid rgba(26,85,204,.12);
    flex-shrink: 0;
}

.offcanvas-account-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--fraisn-text);
    font-size: 14px;
    font-weight: 600;
    padding: 4px 0;
}

.offcanvas-account-link svg { color: var(--fraisn-blue); flex-shrink: 0; }
.offcanvas-account-link--in { color: var(--fraisn-blue); }

.offcanvas-account__avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--fraisn-blue);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.offcanvas-account__hello { font-size: 11px; font-weight: 400; color: var(--fraisn-text-light); }
.offcanvas-account__name  { font-size: 14px; font-weight: 700; }
.offcanvas-account__arrow { margin-left: auto; color: #bbb; }

/* Liens rapides */
.offcanvas__quick {
    display: flex;
    gap: 8px;
    padding: 10px 18px;
    border-bottom: 1px solid var(--fraisn-border);
    flex-shrink: 0;
}

.offcanvas-quick-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 7px 12px;
    border-radius: 999px;
    font-size: 12.5px;
    font-weight: 700;
    text-decoration: none;
    transition: var(--mega-transition);
}

.offcanvas-quick-link--promo {
    background: #fff3e0;
    color: #e65100;
}

.offcanvas-quick-link--promo:hover { background: #ffe0b2; }

.offcanvas-quick-link--new {
    background: #e8f5e9;
    color: #2e7d32;
}

.offcanvas-quick-link--new:hover { background: #c8e6c9; }

.quick-badge {
    background: #e65100;
    color: #fff;
    font-size: 9px;
    padding: 1px 6px;
    border-radius: 999px;
}

/* Navigation accordéon */
.offcanvas__nav {
    flex: 1;
    overflow-y: auto;
}

.offcanvas-nav { list-style: none; padding: 0; margin: 0; }

.offcanvas-nav__item { border-bottom: 1px solid var(--fraisn-border); }

/* Trigger accordéon */
.offcanvas-nav__trigger {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 13px 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 14.5px;
    font-weight: 500;
    color: var(--fraisn-text);
    text-align: left;
    transition: background .15s;
    font-family: var(--mega-font);
}

.offcanvas-nav__trigger:hover,
.offcanvas-nav__trigger[aria-expanded="true"] {
    background: var(--fraisn-bg-light);
}

.offcanvas-nav__trigger[aria-expanded="true"] .offcanvas-nav__label {
    color: var(--fraisn-blue);
    font-weight: 600;
}

.offcanvas-nav__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px; height: 36px;
    border-radius: 8px;
    font-size: 18px;
    flex-shrink: 0;
    transition: var(--mega-transition);
}

.offcanvas-nav__label { flex: 1; }

.offcanvas-nav__chevron {
    color: #ccc;
    transition: transform .25s ease, color .2s;
    flex-shrink: 0;
}

.offcanvas-nav__trigger[aria-expanded="true"] .offcanvas-nav__chevron {
    transform: rotate(180deg);
    color: var(--fraisn-blue);
}

/* Sous-liste accordéon */
.offcanvas-nav__sub {
    overflow: hidden;
    max-height: 0;
    transition: max-height .35s cubic-bezier(.4,0,.2,1);
    background: #fafafa;
}

/* Override hidden pour que la transition fonctionne */
.offcanvas-nav__sub[hidden] {
    display: block !important;
    max-height: 0;
    visibility: hidden;
}

.offcanvas-nav__sub.is-open {
    max-height: 600px;
    visibility: visible;
}

.offcanvas-sub-list { list-style: none; padding: 4px 0 8px; margin: 0; }

.offcanvas-sub-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px 10px 30px;
    text-decoration: none;
    color: var(--fraisn-text);
    font-size: 13.5px;
    font-weight: 400;
    transition: background .15s, color .15s;
}

.offcanvas-sub-link:hover {
    background: #eff4ff;
    color: var(--fraisn-blue);
}

.offcanvas-sub-link__icon { font-size: 15px; flex-shrink: 0; }

.offcanvas-sub-link--all {
    font-weight: 600;
    color: var(--fraisn-blue);
    padding-left: 18px;
    margin-top: 4px;
    border-top: 1px solid var(--fraisn-border);
}

.offcanvas-sub-link--all:hover { background: #dbeafe; }

/* Footer off-canvas */
.offcanvas__footer {
    padding: 12px 18px;
    border-top: 1px solid var(--fraisn-border);
    background: var(--fraisn-bg-light);
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex-shrink: 0;
}

.offcanvas-footer-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 6px;
    color: var(--fraisn-text-light);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    border-radius: 6px;
    transition: color .2s;
}

.offcanvas-footer-link:hover { color: var(--fraisn-blue); }

/* ============================================================
   RESPONSIVE — Affichage conditionnel
   ============================================================ */

/* Desktop >= 1025px : mega panel visible, off-canvas caché */
@media (min-width: 1025px) {
    .offcanvas-menu { display: none !important; }
}

/* Tablette + Mobile < 1025px : off-canvas, mega panel caché */
@media (max-width: 1024px) {
    .mega-menu__panel   { display: none !important; }
    .mega-menu__backdrop { display: none !important; }
}

/* ============================================================
   ACCESSIBILITÉ
   ============================================================ */
.fraisn-mega-menu *:focus-visible {
    outline: 2px solid var(--fraisn-blue);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .mega-menu__panel,
    .offcanvas__panel,
    .offcanvas-nav__sub,
    .mega-col__link {
        transition: none !important;
        animation: none !important;
    }
}

/* Scrollbars */
.mega-menu__content::-webkit-scrollbar,
.offcanvas__nav::-webkit-scrollbar { width: 4px; }
.mega-menu__content::-webkit-scrollbar-thumb,
.offcanvas__nav::-webkit-scrollbar-thumb {
    background: #ddd;
    border-radius: 4px;
}