/* ==========================================
   Gallery Page Specific Styles
   CSS for the photo gallery with masonry layout and lightbox
   ========================================== */

/* Page Header Section */
.page-header {
    background: linear-gradient(135deg, 
        var(--primary-green) 0%, 
        var(--primary-green-light) 100%);
    color: var(--neutral-white);
    padding: var(--spacing-3xl) 0 var(--spacing-2xl) 0;
    text-align: center;
}

.header-content {
    max-width: 800px;
    margin: 0 auto;
}

.page-title {
    font-size: 3rem;
    color: var(--neutral-white);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--accent-cream);
    line-height: 1.6;
    margin: 0;
}

/* Gallery Controls Section */
.gallery-controls {
    background-color: var(--neutral-light);
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid rgba(45, 80, 22, 0.1);
}

.controls-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: var(--spacing-lg);
    align-items: center;
    margin-bottom: var(--spacing-md);
}

/* Search Container */
.search-container {
    position: relative;
    min-width: 0; /* Prevent overflow in grid */
}

.search-input {
    width: 100%;
    padding-right: 50px;
    border: 2px solid var(--neutral-gray);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(45, 80, 22, 0.1);
}

.search-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--primary-green);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.search-btn:hover {
    background-color: var(--accent-cream);
}

.search-icon {
    width: 20px;
    height: 20px;
}

/* Filter and Sort Containers */
.filter-container,
.sort-container {
    min-width: 150px;
}

.form-select {
    width: 100%;
    cursor: pointer;
}

/* View Toggle */
.view-toggle {
    display: flex;
    background-color: var(--neutral-white);
    border-radius: var(--radius-md);
    padding: 4px;
    box-shadow: var(--shadow-sm);
}

.view-btn {
    background: none;
    border: none;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--neutral-gray);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.view-btn.active {
    background-color: var(--primary-green);
    color: var(--neutral-white);
}

.view-btn:hover:not(.active) {
    background-color: var(--accent-cream);
    color: var(--primary-green);
}

.view-icon {
    width: 18px;
    height: 18px;
}

/* Results Info */
.results-info {
    text-align: center;
    color: var(--neutral-gray);
    font-size: 0.875rem;
}

/* Gallery Section */
.gallery-section {
    padding: var(--spacing-2xl) 0;
}

/* Gallery Loading State */
.gallery-loading {
    text-align: center;
    padding: var(--spacing-3xl) 0;
    color: var(--primary-green);
}

.loading-message .bank-vault-spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto var(--spacing-md) auto;
}

/* Gallery Container - Masonry Layout */
.gallery-container {
    column-count: 4;
    column-gap: var(--spacing-lg);
    column-fill: balance;
}

/* Gallery Container - Grid Layout */
.gallery-container.grid-view {
    column-count: unset;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

/* Gallery Item */
.gallery-item {
    break-inside: avoid;
    margin-bottom: var(--spacing-lg);
    background-color: var(--neutral-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    animation: galleryItemFadeIn 0.6s ease-out forwards;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Gallery item animation delays for staggered effect */
.gallery-item:nth-child(1) { animation-delay: 0.1s; }
.gallery-item:nth-child(2) { animation-delay: 0.2s; }
.gallery-item:nth-child(3) { animation-delay: 0.3s; }
.gallery-item:nth-child(4) { animation-delay: 0.4s; }
.gallery-item:nth-child(5) { animation-delay: 0.5s; }
.gallery-item:nth-child(6) { animation-delay: 0.6s; }
.gallery-item:nth-child(7) { animation-delay: 0.7s; }
.gallery-item:nth-child(8) { animation-delay: 0.8s; }

/* Gallery Image */
.gallery-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-normal);
}

.gallery-item:hover .gallery-image {
    transform: scale(1.05);
}

/* Gallery Info Overlay */
.gallery-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--neutral-white);
    padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

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

.gallery-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--neutral-white);
}

.gallery-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    opacity: 0.9;
}

.gallery-meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.gallery-meta-icon {
    width: 14px;
    height: 14px;
}

.gallery-description {
    font-size: 0.875rem;
    line-height: 1.4;
    opacity: 0.9;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Gallery Item Content (for grid view) */
.gallery-content {
    position: relative;
    overflow: hidden;
}

.gallery-content-info {
    padding: var(--spacing-lg);
}

.gallery-content-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

.gallery-content-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--neutral-gray);
}

.gallery-content-description {
    font-size: 0.875rem;
    color: var(--neutral-dark);
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Load More Container */
.load-more-container {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

/* Lightbox Styles */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.lightbox-overlay.active {
    display: flex;
    opacity: 1;
}

.lightbox-container {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    background-color: var(--neutral-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.lightbox-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 40px;
    height: 40px;
    background-color: rgba(0, 0, 0, 0.5);
    border: none;
    border-radius: 50%;
    color: var(--neutral-white);
    cursor: pointer;
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast);
}

.lightbox-close:hover {
    background-color: rgba(0, 0, 0, 0.7);
}

.close-icon {
    width: 24px;
    height: 24px;
}

/* Lightbox Navigation */
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: rgba(0, 0, 0, 0.5);
    border: none;
    border-radius: 50%;
    color: var(--neutral-white);
    cursor: pointer;
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast);
}

.lightbox-nav:hover {
    background-color: rgba(0, 0, 0, 0.7);
}

.lightbox-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.lightbox-prev {
    left: var(--spacing-md);
}

.lightbox-next {
    right: var(--spacing-md);
}

.nav-icon {
    width: 24px;
    height: 24px;
}

/* Lightbox Content */
.lightbox-content {
    display: flex;
    width: 100%;
    max-height: 90vh;
}

.lightbox-image-container {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--neutral-black);
    min-height: 400px;
}

.lightbox-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.lightbox-image.loaded {
    opacity: 1;
}

.lightbox-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--neutral-white);
}

.lightbox-loading .bank-vault-spinner {
    width: 40px;
    height: 40px;
}

/* Lightbox Info Panel */
.lightbox-info {
    width: 350px;
    padding: var(--spacing-xl);
    background-color: var(--neutral-white);
    overflow-y: auto;
    flex-shrink: 0;
}

.lightbox-title {
    font-size: 1.5rem;
    color: var(--primary-green);
    margin-bottom: var(--spacing-lg);
    font-weight: 600;
}

.lightbox-meta {
    margin-bottom: var(--spacing-lg);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--neutral-gray);
    font-size: 0.875rem;
}

.meta-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.lightbox-description {
    color: var(--neutral-dark);
    line-height: 1.6;
    margin: 0;
}

/* No Gallery Items Message */
.no-gallery-items {
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--neutral-gray);
}

.no-gallery-items .icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg) auto;
    opacity: 0.5;
}

/* Search Highlighting */
.search-highlight {
    background-color: var(--warning-yellow);
    padding: 0 2px;
    border-radius: 2px;
    color: var(--neutral-dark);
    font-weight: 600;
}

/* Responsive Design */

/* Mobile devices (up to 575px) */
@media (max-width: 575px) {
    .page-title {
        font-size: 2.25rem;
    }
    
    .page-subtitle {
        font-size: 1.125rem;
    }
    
    /* Stack gallery controls vertically on mobile */
    .controls-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .search-container {
        order: 1;
    }
    
    .filter-container {
        order: 2;
    }
    
    .sort-container {
        order: 3;
    }
    
    .view-toggle {
        order: 4;
        justify-self: center;
    }
    
    /* Single column masonry on mobile */
    .gallery-container {
        column-count: 1;
    }
    
    .gallery-container.grid-view {
        grid-template-columns: 1fr;
    }
    
    /* Adjust lightbox for mobile */
    .lightbox-container {
        flex-direction: column;
        max-width: 95vw;
        max-height: 95vh;
    }
    
    .lightbox-image-container {
        min-height: 300px;
    }
    
    .lightbox-info {
        width: 100%;
        max-height: 200px;
    }
    
    .lightbox-nav {
        width: 40px;
        height: 40px;
    }
    
    .lightbox-close {
        width: 35px;
        height: 35px;
    }
}

/* Small tablets (576px to 767px) */
@media (min-width: 576px) and (max-width: 767px) {
    .controls-wrapper {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-md);
    }
    
    .search-container {
        grid-column: 1 / -1;
    }
    
    /* Two columns masonry on small tablets */
    .gallery-container {
        column-count: 2;
    }
    
    .gallery-container.grid-view {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .lightbox-container {
        flex-direction: column;
    }
    
    .lightbox-info {
        width: 100%;
        max-height: 250px;
    }
}

/* Medium tablets (768px to 991px) */
@media (min-width: 768px) and (max-width: 991px) {
    .controls-wrapper {
        grid-template-columns: 2fr 1fr 1fr auto;
    }
    
    /* Three columns masonry on medium tablets */
    .gallery-container {
        column-count: 3;
    }
    
    .gallery-container.grid-view {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Large devices (992px and up) */
@media (min-width: 992px) {
    .page-title {
        font-size: 3.5rem;
    }
    
    /* Four columns masonry on desktop */
    .gallery-container {
        column-count: 4;
    }
    
    .gallery-container.grid-view {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Extra large devices (1200px and up) */
@media (min-width: 1200px) {
    /* Five columns masonry on large desktop */
    .gallery-container {
        column-count: 5;
    }
    
    .gallery-container.grid-view {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* Animations */
@keyframes galleryItemFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes lightboxFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .gallery-item,
    .gallery-image,
    .gallery-info,
    .lightbox-overlay,
    .lightbox-image {
        transition: none;
        animation: none;
    }
    
    .gallery-item:hover,
    .gallery-item:hover .gallery-image {
        transform: none;
    }
    
    .gallery-item {
        opacity: 1;
        transform: none;
    }
}