/* ═══════════════════════════════════════════
   CWA Gallery Carousel — v1.0.0
   Zéro dépendance · Ultra-léger
═══════════════════════════════════════════ */

.cwagc-wrap {
    --cwagc-cols: 4;
    --cwagc-cols-tablet: 2;
    --cwagc-cols-mobile: 1;
    --cwagc-gap: 12px;
    --cwagc-accent: #c9a96e;
    --cwagc-radius: 8px;
    position: relative;
    width: 100%;
    user-select: none;
}

/* ═══════════════════════════════════════════
   LAYOUTS (v2.1.0)
═══════════════════════════════════════════ */

/* ── Carousel (existant) ── */
.cwagc-layout-carousel .cwagc-track-wrap {
    overflow: hidden;
    width: 100%;
    /* v2.2.3 : permet au browser de gérer scroll vertical, mais laisse passer les gestures horizontales pour notre swipe JS */
    touch-action: pan-y;
}

.cwagc-layout-carousel .cwagc-track {
    display: flex;
    gap: var(--cwagc-gap);
    transition: transform .42s cubic-bezier(.4,0,.2,1);
    will-change: transform;
}

.cwagc-layout-carousel .cwagc-slide {
    flex: 0 0 calc(
        (100% - var(--cwagc-gap) * (var(--cwagc-cols) - 1)) / var(--cwagc-cols)
    );
    min-width: 0;
}

/* ── Grid ── */
.cwagc-layout-grid .cwagc-grid {
    display: grid;
    grid-template-columns: repeat(var(--cwagc-cols), 1fr);
    gap: var(--cwagc-gap);
}

.cwagc-layout-grid .cwagc-item {
    min-width: 0;
}

/* ── Masonry (CSS columns natif, pas de JS) ── */
.cwagc-layout-masonry .cwagc-masonry {
    column-count: var(--cwagc-cols);
    column-gap: var(--cwagc-gap);
}

.cwagc-layout-masonry .cwagc-item {
    break-inside: avoid;
    page-break-inside: avoid;
    -webkit-column-break-inside: avoid;
    margin-bottom: var(--cwagc-gap);
    display: block;
}

/* En masonry, l'aspect-ratio fixe n'a pas de sens (on veut les vraies hauteurs) */
.cwagc-layout-masonry .cwagc-img-wrap {
    aspect-ratio: auto;
}

/* ── Image wrap & image (commun aux 3 layouts) ── */

.cwagc-img-wrap {
    overflow: hidden;
    border-radius: var(--cwagc-radius);
    aspect-ratio: 3 / 4;
    background: #f3f3f3;
}

.cwagc-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .4s ease, opacity .3s ease;
    /* v2.2.3 : cursor par défaut, zoom-in uniquement si lightbox activée */
    cursor: default;
}

/* Cursor zoom-in seulement si lightbox activée */
.cwagc-wrap[data-lightbox="true"] .cwagc-img-wrap img {
    cursor: zoom-in;
}

/* Sur le carousel : cursor grab pour indiquer le swipe possible */
.cwagc-layout-carousel[data-lightbox="false"] .cwagc-img-wrap img {
    cursor: grab;
}
.cwagc-layout-carousel[data-lightbox="false"] .cwagc-img-wrap img:active {
    cursor: grabbing;
}

.cwagc-img-wrap img:hover { transform: scale(1.05); }

/* ── Boutons flèches ── */
.cwagc-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: var(--cwagc-accent);
    border: none;
    border-radius: 50%;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0;
    transition: background .2s, box-shadow .2s, transform .2s;
    box-shadow: 0 2px 10px rgba(0,0,0,.18);
}

.cwagc-btn:hover {
    filter: brightness(.88);
    transform: translateY(-50%) scale(1.08);
    box-shadow: 0 4px 18px rgba(0,0,0,.22);
}

.cwagc-btn svg { width: 18px; height: 18px; stroke: #fff; }

.cwagc-prev { left: 8px; }
.cwagc-next { right: 8px; }

/* ── Dots ── */
.cwagc-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 14px 0 4px;
    flex-wrap: wrap;
}

.cwagc-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 2px solid var(--cwagc-accent);
    background: transparent;
    cursor: pointer;
    padding: 0;
    transition: background .25s, transform .25s;
}

.cwagc-dot.is-active {
    background: var(--cwagc-accent);
    transform: scale(1.4);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .cwagc-layout-carousel .cwagc-slide {
        flex-basis: calc(
            (100% - var(--cwagc-gap) * (var(--cwagc-cols-tablet) - 1)) / var(--cwagc-cols-tablet)
        );
    }
    .cwagc-layout-grid .cwagc-grid {
        grid-template-columns: repeat(var(--cwagc-cols-tablet), 1fr);
    }
    .cwagc-layout-masonry .cwagc-masonry {
        column-count: var(--cwagc-cols-tablet);
    }
}

@media (max-width: 640px) {
    .cwagc-layout-carousel .cwagc-slide {
        flex-basis: calc(
            (100% - var(--cwagc-gap) * (var(--cwagc-cols-mobile) - 1)) / var(--cwagc-cols-mobile)
        );
    }
    .cwagc-layout-grid .cwagc-grid {
        grid-template-columns: repeat(var(--cwagc-cols-mobile), 1fr);
    }
    .cwagc-layout-masonry .cwagc-masonry {
        column-count: var(--cwagc-cols-mobile);
    }
    .cwagc-btn { width: 36px; height: 36px; }
    .cwagc-btn svg { width: 15px; height: 15px; }
}

/* ══════════════════════════════════════════
   LIGHTBOX
   v2.2.1 : déplacée vers <body> en JS pour échapper aux stacking contexts.
   z-index porté au max safe int pour neutraliser les overlays tiers (menus, cookies, etc.).
══════════════════════════════════════════ */
.cwagc-lightbox {
    display: none;
    position: fixed !important;
    inset: 0 !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    z-index: 2147483647 !important;  /* max int32, écrase tous les z-index tiers */
    background: rgba(0,0,0,.92);
    align-items: center;
    justify-content: center;
    animation: cwagc-lb-in .22s ease;
    /* Neutralise tout transform/filter qui aurait pu créer un stacking context */
    transform: none !important;
    filter: none !important;
}

.cwagc-lightbox.is-open { display: flex !important; }

@keyframes cwagc-lb-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.cwagc-lb-img-wrap {
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cwagc-lb-img-wrap img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 8px 40px rgba(0,0,0,.5);
    display: block;
    animation: cwagc-img-in .25s ease;
}

@keyframes cwagc-img-in {
    from { opacity: 0; transform: scale(.96); }
    to   { opacity: 1; transform: scale(1); }
}

.cwagc-lb-close,
.cwagc-lb-prev,
.cwagc-lb-next {
    position: fixed;
    z-index: 2147483647 !important;  /* même niveau que la lightbox */
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 50%;
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0;
    transition: background .2s;
    backdrop-filter: blur(4px);
}

.cwagc-lb-close:hover,
.cwagc-lb-prev:hover,
.cwagc-lb-next:hover { background: rgba(255,255,255,.28); }

.cwagc-lb-close svg,
.cwagc-lb-prev svg,
.cwagc-lb-next svg { width: 20px; height: 20px; stroke: #fff; }

.cwagc-lb-close { top: 16px; right: 16px; }
.cwagc-lb-prev  { left: 16px; top: 50%; transform: translateY(-50%); }
.cwagc-lb-next  { right: 16px; top: 50%; transform: translateY(-50%); }