/**
 * Enhanced Gallery Styles for Timber and Hue
 */

/* Gallery Section */
.gallery-section {
    padding: var(--spacing-5xl) 0;
    background-color: var(--color-bg-primary);
}

.gallery-section .section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    text-align: center;
    color: var(--color-text-heading);
}

.gallery-section .section-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-3xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Gallery Grid - Masonry-style layout */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

/* Gallery Items */
.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background-color: var(--color-gray-light);
    group: gallery-item;
}

/* Different heights for visual interest */
.gallery-item:nth-child(1),
.gallery-item:nth-child(4) {
    grid-row: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Gallery Item Content (always visible) */
.gallery-item-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-lg);
    z-index: 2;
    pointer-events: none; /* Allow clicks to pass through */
}

.gallery-item-title {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.gallery-item-category {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

/* View All Projects Button */
.gallery-cta {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

.gallery-cta .btn {
    min-width: 200px;
}

/* Lightbox Styles */
.gallery-lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: var(--z-index-modal);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.gallery-lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.lightbox-image {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-2xl);
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: var(--color-white);
    font-size: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    transition: transform var(--transition-fast);
}

.lightbox-close:hover {
    transform: scale(1.1);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    font-size: 24px;
    padding: var(--spacing-md);
    border: none;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.lightbox-nav:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

.lightbox-caption {
    position: absolute;
    bottom: -50px;
    left: 0;
    right: 0;
    text-align: center;
    color: var(--color-white);
    font-size: var(--font-size-md);
}

/* Simple Grid Alternative (if preferred) */
.gallery-grid.simple {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.gallery-grid.simple .gallery-item {
    aspect-ratio: 4/3;
}

.gallery-grid.simple .gallery-item:nth-child(1),
.gallery-grid.simple .gallery-item:nth-child(4) {
    grid-row: auto;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .gallery-item:nth-child(1),
    .gallery-item:nth-child(4) {
        grid-row: auto;
    }
}

@media (max-width: 768px) {
    .gallery-section .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .lightbox-nav {
        display: none;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
        background-color: rgba(0, 0, 0, 0.5);
        border-radius: var(--radius-full);
    }
}

/* Loading Animation */
.gallery-item.loading {
    background: linear-gradient(90deg, 
        var(--color-gray-light) 0%, 
        #e0e0e0 50%, 
        var(--color-gray-light) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

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

/* Portfolio Archive Page Styles */
.portfolio-archive {
    padding-top: var(--spacing-3xl);
}

.portfolio-archive .page-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
}

.portfolio-archive .page-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-heading);
}

.portfolio-archive .page-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* Portfolio Filters */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.filter-button {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: transparent;
    border: 2px solid var(--color-gray-light);
    border-radius: var(--radius-2xl);
    color: var(--color-text-primary);
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-button:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.filter-button.active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

/* Portfolio Grid */
.portfolio-archive .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

/* Larger Portfolio Items */
.portfolio-large {
    min-height: 400px;
}

.portfolio-large .before-after-container {
    min-height: 400px;
}

.portfolio-large img {
    min-height: 400px;
    object-fit: cover;
}

.portfolio-large .gallery-item-content {
    padding: var(--spacing-xl);
    top: 0;
    bottom: auto;
}

.portfolio-large .gallery-item-title {
    font-size: var(--font-size-xl);
}

.portfolio-large .image-label {
    font-size: 16px;
    padding: 10px 20px;
}

/* Portfolio Items */
.portfolio-item {
    opacity: 1;
    transition: opacity var(--transition-base), transform var(--transition-base);
    animation: fadeIn var(--transition-base);
}

.portfolio-item.hidden {
    opacity: 0;
    transform: scale(0.9);
    position: absolute;
    pointer-events: none;
}

/* Gallery Item Meta */
.gallery-item-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.gallery-item-location {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.gallery-item-location::before {
    content: "📍";
    font-size: 12px;
}

/* Portfolio Item Details Link */
.portfolio-item-details {
    position: absolute;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--transition-base);
}

.portfolio-item:hover .portfolio-item-details {
    opacity: 1;
    transform: translateY(0);
}

.view-details {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--color-white);
    color: var(--color-primary);
    text-decoration: none;
    border-radius: var(--radius-2xl);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.view-details:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* No Results */
.portfolio-archive .no-results {
    text-align: center;
    padding: var(--spacing-5xl) 0;
}

.portfolio-archive .no-results p {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Responsive Portfolio Archive */
@media (max-width: 1024px) {
    .portfolio-archive .portfolio-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .portfolio-large {
        min-height: 350px;
    }
    
    .portfolio-large .before-after-container,
    .portfolio-large img {
        min-height: 350px;
    }
}

@media (max-width: 768px) {
    .portfolio-archive .page-title {
        font-size: var(--font-size-3xl);
    }
    
    .portfolio-archive .portfolio-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .portfolio-large {
        min-height: 300px;
    }
    
    .portfolio-large .before-after-container,
    .portfolio-large img {
        min-height: 300px;
    }
    
    .portfolio-filters {
        gap: var(--spacing-xs);
    }
    
    .filter-button {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
}

/* Fade In Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Before/After Comparison Styles - Simple Side by Side */
.gallery-item.has-comparison {
    cursor: pointer;
}

.before-after-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.before-after-wrapper {
    width: 100%;
    height: 100%;
}

.comparison-images {
    display: flex;
    width: 100%;
    height: 100%;
    position: relative;
}

.before-image,
.after-image {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.before-image img,
.after-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Image Labels */
.image-label {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 2;
    pointer-events: none;
}

/* Simple divider between images */
.comparison-images::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: white;
    transform: translateX(-50%);
    z-index: 1;
}

/* Responsive adjustments for before/after */
@media (max-width: 768px) {
    .image-label {
        font-size: 10px;
        padding: 4px 8px;
    }
    
    /* Stack images vertically on mobile for better viewing */
    .comparison-images {
        flex-direction: column;
    }
    
    .comparison-images::after {
        left: 0;
        right: 0;
        top: 50%;
        width: 100%;
        height: 2px;
        transform: translateY(-50%);
    }
}