/* Zoom al pasar el mouse */
.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.gallery-item img {
    transition: transform 0.4s ease, filter 0.4s ease;
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    color: #fff;
    font-size: 2rem;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay i {
    transform: scale(1);
}

/* Modal con Fondo Difuminado */
.custom-lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
}

.custom-lightbox.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.lightbox-content {
    position: relative;
    max-width: 85%;
    max-height: 85vh;
    animation: zoomIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.lightbox-content img {
    max-width: 100%;
    max-height: 85vh;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    object-fit: contain;
}

/* Cruz de Cierre */
.lightbox-close {
    position: absolute;
    top: 20px;
    right: 25px;
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    z-index: 10000;
    border: none;
}

.lightbox-close:hover {
    background: #dc3545;
    color: #fff;
    transform: scale(1.1);
}

/* Navegación lateral */
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background 0.3s ease;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.5);
}

.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes zoomIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}