/* Gallery Styles */
.gallery-item {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #f5f5f5;
}

.gallery-item:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.gallery-item img, 
.gallery-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img,
.gallery-item:hover video {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.gallery-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #333;
    transition: all 0.3s ease;
}

.gallery-icon:hover {
    background: white;
    transform: scale(1.1);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 20px 15px 15px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-caption {
    transform: translateY(0);
}

.caption-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.caption-date {
    font-size: 0.75rem;
    opacity: 0.8;
}

/* Tab Styles */
.tab-btn {
    background: transparent;
    color: #666;
    border: none;
    transition: all 0.3s ease;
}

.tab-btn.tab-active {
    background: white;
    color: #333;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Loading Spinner */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #333;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Animation Classes */
.fade-in {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

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

.slide-up {
    transform: translateY(20px);
    animation: slideUp 0.5s ease forwards;
}

@keyframes slideUp {
    to {
        transform: translateY(0);
    }
}

/* Video specific styles */
.video-item video {
    background: #f5f5f5;
}

.video-item video::-webkit-media-controls {
    display: none !important;
}

.video-item video::-webkit-media-controls-enclosure {
    display: none !important;
}

/* Prevent video download on click */
.gallery-item video {
    pointer-events: none;
}

.gallery-item:hover video {
    pointer-events: none;
}

/* Loading state for videos */
.video-loading {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}