/* Gallery CSS - gallery.css */
:root {
    --primary-blue: #1e40af;
    --secondary-blue: #3b82f6;
    --accent-blue: #60a5fa;
    --light-blue: #93c5fd;
    --dark-bg: #0a0a0a;
    --darker-bg: #050505;
    --card-bg: #111111;
    --border-color: #1f1f1f;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --gradient-primary: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
    --shadow-sm: 0 2px 8px rgba(30, 64, 175, 0.1);
    --shadow-md: 0 8px 25px rgba(30, 64, 175, 0.15);
    --shadow-lg: 0 20px 40px rgba(30, 64, 175, 0.2);
    --shadow-3d: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 20px rgba(30, 64, 175, 0.1);
    --blur: blur(10px);
    --font-primary: "Cinzel", serif;
    --font-secondary: "Inter", sans-serif;
    --border-radius: 16px;
    --border-radius-sm: 8px;
    --transition-fast: 0.2s ease-in-out;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}



/* Media Gallery Section */
.media-gallery-section {
    padding: 120px 0;
    position: relative;
}

.media-gallery-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
    position: relative;
    z-index: 2;
}

.section-header h2 {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--text-primary);
    margin-bottom: 16px;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
}

.section-header h2::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
}

/* Gallery Filters */
.gallery-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 12px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    backdrop-filter: var(--blur);
}

.filter-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: var(--transition-smooth);
    z-index: -1;
}

.filter-btn:hover,
.filter-btn.active {
    color: white;
    border-color: var(--secondary-blue);
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-md);
}

.filter-btn:hover::before,
.filter-btn.active::before {
    left: 0;
}

.filter-btn i {
    font-size: 16px;
    transition: var(--transition-fast);
}

.filter-btn:hover i,
.filter-btn.active i {
    transform: scale(1.1);
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
}

.gallery-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition-smooth);
    position: relative;
    aspect-ratio: 16/10;
    cursor: pointer;
    transform: translateZ(0);
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

.gallery-item::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 3;
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.gallery-item:hover::before {
    transform: scaleX(1);
}

.gallery-item:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-3d);
    border-color: var(--secondary-blue);
}

.gallery-item.filtering {
    animation: filterOut 0.3s ease-in forwards;
}

.gallery-item.filtering.show {
    animation: filterIn 0.4s ease-out forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes filterOut {
    to {
        opacity: 0;
        transform: scale(0.8);
    }
}

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

.gallery-thumbnail {
    position: relative;
    width: 100%;
    height: 60%;
    overflow: hidden;
}

.gallery-thumbnail img,
.gallery-thumbnail video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
    filter: brightness(0.9) contrast(1.1);
}

.gallery-item:hover .gallery-thumbnail img,
.gallery-item:hover .gallery-thumbnail video {
    transform: scale(1.15);
    filter: brightness(1) contrast(1.2);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.8), rgba(59, 130, 246, 0.6));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-smooth);
    backdrop-filter: blur(2px);
}

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

.gallery-play-icon {
    color: white;
    font-size: 48px;
    animation: pulse-scale 2s ease-in-out infinite;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

@keyframes pulse-scale {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.9;
    }
    50% { 
        transform: scale(1.1);
        opacity: 1;
    }
}

.gallery-info {
    padding: 20px;
    height: 20%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.gallery-title {
    font-size: 12px;
    font-weight: 300;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.gallery-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.gallery-category {
    background: var(--gradient-primary);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.gallery-date {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
}

.gallery-type-icon {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 8px;
    border-radius: 50%;
    backdrop-filter: var(--blur);
    z-index: 2;
    font-size: 14px;
}

/* Lazy Loading Skeleton */
.gallery-skeleton {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 16/10;
    position: relative;
}

.gallery-skeleton::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.skeleton-thumbnail {
    width: 100%;
    height: 60%;
    background: var(--border-color);
}

.skeleton-info {
    padding: 20px;
    height: 40%;
}

.skeleton-title,
.skeleton-meta {
    background: var(--border-color);
    border-radius: 4px;
    margin-bottom: 8px;
}

.skeleton-title {
    height: 20px;
    width: 80%;
}

.skeleton-meta {
    height: 14px;
    width: 60%;
}

/* Load More Button */
.load-more-container {
    text-align: center;
    position: relative;
    z-index: 2;
}

.load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--gradient-primary);
    border: none;
    color: white;
    padding: 16px 32px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.load-more-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-smooth);
}

.load-more-btn:hover::before {
    left: 100%;
}

.load-more-btn:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: var(--shadow-3d);
}

.load-more-btn.loading {
    pointer-events: none;
}

.loading-spinner {
    animation: spin 1s linear infinite;
}

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

/* Lightbox Modal */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3000;
    display: none;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: var(--blur);
}

.lightbox-container {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-3d);
    border: 1px solid var(--border-color);
    animation: lightboxAppear 0.4s ease-out;
}

@keyframes lightboxAppear {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(30px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.lightbox-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: white;
    padding: 12px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 3001;
    backdrop-filter: var(--blur);
    font-size: 16px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover {
    background: var(--secondary-blue);
    transform: scale(1.1);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3001;
    display: flex;
    justify-content: space-between;
    width: 100%;
    padding: 0 16px;
    pointer-events: none;
}

.lightbox-prev,
.lightbox-next {
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: white;
    padding: 16px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast);
    backdrop-filter: var(--blur);
    font-size: 18px;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: all;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: var(--secondary-blue);
    transform: scale(1.1);
}

.lightbox-content {
    width: 80vw;
    height: 60vh;
    max-width: 1200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--darker-bg);
}

.lightbox-content img,
.lightbox-content video {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--border-radius-sm);
}

.lightbox-info {
    padding: 24px;
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
}

.lightbox-info h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.lightbox-info p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.lightbox-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.lightbox-counter {
    position: absolute;
    bottom: 16px;
    left: 516px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: var(--blur);
}

/* Loading and No Images States */
.loading-message,
.no-images-message {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 40px;
    text-align: center;
    background: var(--card-bg);
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    margin: 40px 0;
}

.loading-spinner-large {
    font-size: 48px;
    color: var(--accent-blue);
    margin-bottom: 24px;
    animation: spin 1s linear infinite;
}

.loading-message h3,
.no-images-message h3 {
    font-family: var(--font-primary);
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.loading-message p,
.no-images-message p {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 16px;
}

.no-images-message i {
    font-size: 64px;
    color: var(--text-muted);
    margin-bottom: 24px;
    opacity: 0.6;
}

.supported-formats {
    background: var(--darker-bg);
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    font-size: 14px;
    color: var(--text-secondary);
}

.supported-formats code {
    color: var(--accent-blue);
    font-family: 'Courier New', monospace;
    font-weight: 600;
}
@media (max-width: 1200px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .media-gallery-section {
        padding: 80px 0;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .gallery-filters {
        gap: 8px;
        margin-bottom: 40px;
    }
    
    .filter-btn {
        padding: 10px 16px;
        font-size: 13px;
    }
    
    .filter-btn span {
        display: none;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 16px;
    }
    
    .lightbox-content {
        width: 95vw;
        height: 50vh;
    }
    
    .lightbox-info {
        padding: 16px;
    }
    
    .lightbox-nav {
        padding: 0 8px;
    }
    
    .lightbox-prev,
    .lightbox-next {
        width: 48px;
        height: 48px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .gallery-item {
        aspect-ratio: 16/9;
    }
    
    .filter-btn {
        padding: 8px 12px;
        font-size: 12px;
    }
    
    .lightbox-content {
        width: 98vw;
        height: 40vh;
    }
    
    .lightbox-close {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
}

/* Additional CSS for SEO Gallery Features */

/* Photo credit styling */
.photo-credit {
    font-size: 0.75em;
    color: #666;
    font-style: italic;
    display: block;
    margin-top: 0.25rem;
    opacity: 0.8;
}

/* Enhanced gallery item focus states for accessibility */
.gallery-item {
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    outline: none;
}

.gallery-item:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
    transform: translateY(-2px);
}

.gallery-item:focus-visible {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* Enhanced lightbox info styling */
.lightbox-info h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.2em;
    color: #fff;
    line-height: 1.4;
}

.lightbox-info p {
    margin: 0 0 0.75rem 0;
    color: #ccc;
    line-height: 1.4;
    font-size: 0.95em;
}

.lightbox-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.lightbox-meta span {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.85em;
    color: #fff;
    backdrop-filter: blur(10px);
}

/* Loading states for better UX */
.gallery-item img {
    transition: opacity 0.3s ease;
}

.gallery-item img[data-src] {
    opacity: 0.5;
    background: 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;
}

/* Enhanced button hover states */
.load-more-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.load-more-btn:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* Lightbox navigation button enhancements */
.lightbox-prev,
.lightbox-next {
    transition: all 0.3s ease;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.lightbox-prev:focus,
.lightbox-next:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.lightbox-close:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* Responsive enhancements for mobile */
@media (max-width: 768px) {
    .lightbox-info h3 {
        font-size: 1.1em;
    }
    
    .lightbox-info p {
        font-size: 0.9em;
    }
    
    .lightbox-meta {
        gap: 0.5rem;
    }
    
    .lightbox-meta span {
        font-size: 0.8em;
        padding: 0.2rem 0.4rem;
    }
    
    .photo-credit {
        font-size: 0.7em;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .gallery-item:focus {
        outline: 3px solid #000;
        background: #fff;
    }
    
    .lightbox-info h3 {
        color: #fff;
        text-shadow: 1px 1px 2px #000;
    }
    
    .lightbox-info p {
        color: #fff;
        text-shadow: 1px 1px 2px #000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .gallery-item {
        transition: none;
    }
    
    .gallery-item img {
        transition: none;
    }
    
    .lightbox-prev,
    .lightbox-next,
    .lightbox-close {
        transition: none;
    }
    
    .load-more-btn {
        transition: none;
    }
}