/* ============================================================
   LEBA HOUSE — Gallery Frontend CSS
   Stili per: griglia, slider, mosaico, lightbox
   ============================================================ */

/* ── Wrapper comune ── */
.leba-site-gallery {
    width: 100%;
    position: relative;
}

/* ============================================================
   GRIGLIA
   ============================================================ */
.leba-gallery-grid-wrap {
    display: grid;
    grid-template-columns: repeat(var(--leba-cols, 3), 1fr);
    gap: clamp(8px, 1.5vw, 16px);
}

.leba-gallery-grid-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    aspect-ratio: 4/3;
    background: var(--wp--preset--color--sand, #E8DDD0);
    /* Reveal animation */
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
}
.leba-gallery-grid-item.leba-revealed {
    opacity: 1;
    transform: translateY(0);
}
.leba-gallery-grid-item:hover {
    box-shadow: 0 8px 32px rgba(44, 33, 24, 0.2);
    z-index: 1;
}

.leba-gallery-grid-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.leba-gallery-grid-item:hover img { transform: scale(1.06); }

/* Caption griglia */
.leba-grid-item-caption {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: linear-gradient(to top, rgba(44,33,24,0.75) 0%, transparent 100%);
    color: #fff;
    font-size: 0.78rem;
    padding: 1.2rem 0.75rem 0.6rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}
.leba-gallery-grid-item:hover .leba-grid-item-caption { transform: translateY(0); }

/* ── Cursore se lightbox attivo ── */
.leba-gallery-grid-item img.leba-lb-trigger { cursor: zoom-in; }


/* ============================================================
   SLIDER
   ============================================================ */
.leba-slider-wrap {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    background: #111;
    aspect-ratio: 16/7;
}

.leba-slider-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.leba-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}
.leba-slide.is-active {
    opacity: 1;
    pointer-events: auto;
}
.leba-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Caption slide */
.leba-slide-caption {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: linear-gradient(to top, rgba(44,33,24,0.8) 0%, transparent 100%);
    color: rgba(255,255,255,0.9);
    font-size: 0.85rem;
    padding: 2rem 1.5rem 1rem;
    text-align: center;
}

/* Frecce slider */
.leba-slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.45);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.15);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background 0.2s ease, opacity 0.2s ease;
    opacity: 0;
}
.leba-slider-wrap:hover .leba-slider-arrow { opacity: 1; }
.leba-slider-arrow:hover { background: rgba(0,0,0,0.75); }
.leba-slider-prev { left: 1rem; }
.leba-slider-next { right: 1rem; }

/* Dots */
.leba-slider-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 6px;
    z-index: 10;
}
.leba-slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    border: none;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
    padding: 0;
}
.leba-slider-dot.is-active {
    background: var(--wp--preset--color--brown-lt, #C4A882);
    transform: scale(1.3);
}

/* Counter slide */
.leba-slider-counter {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0,0,0,0.5);
    color: rgba(255,255,255,0.8);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.3em 0.75em;
    border-radius: 99px;
    z-index: 10;
    pointer-events: none;
}

/* Thumbnails strip sotto slider */
.leba-slider-thumbs {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    padding: 8px 0;
    margin-top: 8px;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.leba-slider-thumbs::-webkit-scrollbar { display: none; }

.leba-slider-thumb-btn {
    flex-shrink: 0;
    width: 80px;
    aspect-ratio: 4/3;
    overflow: hidden;
    border: 2px solid transparent;
    border-radius: 4px;
    cursor: pointer;
    background: #2c2118;
    padding: 0;
    opacity: 0.5;
    transition: opacity 0.2s ease, border-color 0.2s ease;
}
.leba-slider-thumb-btn img { width: 100%; height: 100%; object-fit: cover; display: block; }
.leba-slider-thumb-btn.is-active {
    border-color: var(--wp--preset--color--brown-lt, #C4A882);
    opacity: 1;
}
.leba-slider-thumb-btn:not(.is-active):hover { opacity: 0.8; }


/* ============================================================
   MOSAICO
   ============================================================ */
.leba-mosaic-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
    gap: clamp(6px, 1vw, 12px);
}

.leba-mosaic-hero {
    grid-column: 1;
    grid-row: 1;
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    aspect-ratio: 3/2;
}
.leba-mosaic-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.leba-mosaic-hero:hover img { transform: scale(1.04); }
.leba-mosaic-hero img.leba-lb-trigger { cursor: zoom-in; }

.leba-mosaic-caption {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: linear-gradient(to top, rgba(44,33,24,0.75) 0%, transparent 100%);
    color: rgba(255,255,255,0.9);
    font-size: 0.82rem;
    padding: 1.5rem 1rem 0.75rem;
}

.leba-mosaic-grid {
    grid-column: 2;
    grid-row: 1;
    display: grid;
    grid-template-columns: repeat(var(--leba-cols, 2), 1fr);
    gap: clamp(6px, 1vw, 12px);
    align-content: start;
}

.leba-mosaic-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    aspect-ratio: 1;
    background: var(--wp--preset--color--sand, #E8DDD0);
    /* Reveal animation */
    opacity: 0;
    transform: scale(0.97);
    transition: opacity 0.45s ease, transform 0.45s ease, box-shadow 0.3s ease;
}
.leba-mosaic-item.leba-revealed { opacity: 1; transform: scale(1); }
.leba-mosaic-item:hover { box-shadow: 0 6px 20px rgba(44,33,24,0.18); }

.leba-mosaic-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.leba-mosaic-item:hover img { transform: scale(1.07); }
.leba-mosaic-item img.leba-lb-trigger { cursor: zoom-in; }

.leba-mosaic-item-caption {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: rgba(44,33,24,0.65);
    color: rgba(255,255,255,0.9);
    font-size: 0.72rem;
    padding: 0.4rem 0.5rem;
    text-align: center;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}
.leba-mosaic-item:hover .leba-mosaic-item-caption { transform: translateY(0); }


/* ============================================================
   LIGHTBOX
   ============================================================ */
.leba-site-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(10, 8, 5, 0.97);
    z-index: 99999;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.leba-site-lightbox.is-open { display: flex; }

/* Chiudi */
.leba-site-lb-close {
    position: absolute;
    top: 1.2rem;
    right: 1.5rem;
    background: rgba(255,255,255,0.1);
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50%;
    width: 42px;
    height: 42px;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background 0.2s;
}
.leba-site-lb-close:hover { background: rgba(255,255,255,0.22); }

/* Counter */
.leba-site-lb-counter {
    position: absolute;
    top: 1.4rem;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,0.55);
    font-size: 0.85rem;
    font-weight: 600;
}

/* Frecce */
.leba-site-lb-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.08);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.12);
    width: 52px;
    height: 52px;
    border-radius: 50%;
    font-size: 1.3rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background 0.2s;
}
.leba-site-lb-arrow:hover { background: rgba(255,255,255,0.2); }
.leba-site-lb-prev { left: 1.5rem; }
.leba-site-lb-next { right: 1.5rem; }

/* Immagine */
.leba-site-lb-img-wrap {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 3.5rem 5rem 0;
    overflow: hidden;
}
.leba-site-lb-img {
    max-width: 100%;
    max-height: calc(100vh - 220px);
    object-fit: contain;
    display: block;
    border-radius: 8px;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

/* Caption */
.leba-site-lb-caption {
    color: rgba(255,255,255,0.5);
    font-size: 0.82rem;
    text-align: center;
    padding: 0.6rem 2rem 0;
    min-height: 1.4rem;
}

/* Thumbnail strip lightbox */
.leba-site-lb-strip {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    padding: 0.8rem 1.5rem;
    scrollbar-width: none;
    width: 100%;
    justify-content: center;
    flex-shrink: 0;
}
.leba-site-lb-strip::-webkit-scrollbar { display: none; }

.leba-site-lb-thumb-btn {
    flex-shrink: 0;
    width: 64px;
    aspect-ratio: 4/3;
    overflow: hidden;
    border: 2px solid transparent;
    border-radius: 3px;
    cursor: pointer;
    background: #2c2118;
    padding: 0;
    opacity: 0.45;
    transition: opacity 0.2s, border-color 0.2s;
}
.leba-site-lb-thumb-btn img { width: 100%; height: 100%; object-fit: cover; display: block; }
.leba-site-lb-thumb-btn.is-active {
    border-color: var(--wp--preset--color--brown-lt, #C4A882);
    opacity: 1;
}
.leba-site-lb-thumb-btn:hover { opacity: 0.8; }


/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .leba-gallery-grid-wrap { --leba-cols: 2 !important; }
    .leba-mosaic-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .leba-gallery-grid-wrap { --leba-cols: 2 !important; }
    .leba-mosaic-wrap { grid-template-columns: 1fr; }
    .leba-mosaic-hero { grid-column: 1; grid-row: 1; }
    .leba-mosaic-grid { grid-column: 1; grid-row: 2; grid-template-columns: repeat(3, 1fr); }
    .leba-slider-wrap { aspect-ratio: 4/3; border-radius: 8px; }
    .leba-slider-arrow { width: 38px; height: 38px; font-size: 1rem; }
    .leba-slider-prev { left: 0.5rem; }
    .leba-slider-next { right: 0.5rem; }
    .leba-site-lb-img-wrap { padding: 3rem 3rem 0; }
    .leba-site-lb-arrow { width: 38px; height: 38px; font-size: 1rem; }
    .leba-site-lb-prev { left: 0.4rem; }
    .leba-site-lb-next { right: 0.4rem; }
}

@media (max-width: 480px) {
    .leba-gallery-grid-wrap { --leba-cols: 1 !important; gap: 8px; }
    .leba-mosaic-grid { grid-template-columns: repeat(2, 1fr); }
    .leba-slider-thumb-btn { width: 60px; }
    .leba-site-lb-thumb-btn { width: 52px; }
    .leba-site-lb-img-wrap { padding: 3rem 1.5rem 0; }
    .leba-site-lb-strip { justify-content: flex-start; }
}