/* Gallery Lightbox Styles */
.gallery-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.gallery-lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: -15px;
    right: -15px;
    width: 40px;
    height: 40px;
    background-color: var(--white-color);
    color: var(--dark-color);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.lightbox-close:hover {
    background-color: var(--accent-color);
    color: var(--white-color);
    transform: scale(1.1);
}

/* Gallery Date Display */
.gallery-date {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background-color: rgba(0, 0, 0, 0.7);
    color: var(--white-color);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

/* Gallery Update Notification */
.gallery-update-notification {
    position: fixed;
    top: 100px;
    right: 20px;
    background-color: var(--primary-color);
    color: var(--white-color);
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    max-width: 300px;
}

.gallery-update-notification.show {
    transform: translateX(0);
}

.gallery-update-notification i {
    font-size: 1.2rem;
    color: var(--secondary-color);
}

.gallery-update-notification span {
    flex: 1;
    font-weight: 500;
}

.notification-close {
    background: none;
    border: none;
    color: var(--white-color);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease;
}

.notification-close:hover {
    opacity: 0.7;
}

/* Enhanced Gallery Grid for Dynamic Loading */
.gallery-grid {
    position: relative;
}

.gallery-item {
    position: relative;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.gallery-item img {
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.02);
}

/* Loading States for Dynamic Images */
.gallery-item.loading {
    position: relative;
}

.gallery-item.loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    border: 3px solid rgba(0, 180, 216, 0.3);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
    z-index: 10;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

.gallery-item.loading img {
    opacity: 0.3;
}

/* Image Error Handling */
.gallery-item img[src*="placeholder"] {
    background-color: var(--light-color);
    background-image: linear-gradient(45deg, #f0f0f0 25%, transparent 25%), 
                      linear-gradient(-45deg, #f0f0f0 25%, transparent 25%), 
                      linear-gradient(45deg, transparent 75%, #f0f0f0 75%), 
                      linear-gradient(-45deg, transparent 75%, #f0f0f0 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

/* Responsive Lightbox */
@media screen and (max-width: 768px) {
    .lightbox-content {
        max-width: 95%;
        max-height: 95%;
    }
    
    .lightbox-close {
        top: -10px;
        right: -10px;
        width: 35px;
        height: 35px;
        font-size: 1.3rem;
    }
    
    .gallery-update-notification {
        right: 10px;
        left: 10px;
        max-width: none;
        padding: 12px 15px;
    }
}

@media screen and (max-width: 480px) {
    .gallery-date {
        font-size: 0.7rem;
        padding: 3px 6px;
    }
    
    .gallery-lightbox {
        padding: 20px;
    }
    
    .lightbox-image {
        max-height: 80vh;
    }
}