/* ==========================================================================
   Gallery Page Styles
   ========================================================================== */

/* Gallery Header */
.gallery-header {
    background: linear-gradient(rgba(0, 51, 102, 0.9), rgba(0, 51, 102, 0.8)), 
                url('../image/gallery/gallery-banner.jpg');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 30px 0 10px;
    text-align: center;
}

.gallery-intro h1 {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.gallery-intro p {
    font-size: 1.3rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
}

/* Gallery Filters */
.gallery-filters {
    background: var(--white);
    padding: 30px 0;
    border-bottom: 1px solid #e1e5e9;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.filter-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    padding: 10px 25px;
    background: var(--light-gray);
    border: 2px solid #e1e5e9;
    border-radius: 30px;
    color: var(--medium-gray);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
}

.filter-btn:hover {
    background: var(--primary-blue);
    color: var(--white);
    border-color: var(--primary-blue);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--primary-blue);
    color: var(--white);
    border-color: var(--primary-blue);
    box-shadow: 0 5px 15px rgba(0, 51, 102, 0.2);
}

.filter-btn i {
    font-size: 0.9rem;
}

.filter-search {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.search-box {
    display: flex;
    flex: 1;
    max-width: 400px;
}

.search-box input {
    flex: 1;
    padding: 12px 20px;
    border: 2px solid #e1e5e9;
    border-right: none;
    border-radius: 30px 0 0 30px;
    font-size: 0.95rem;
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-gold);
}

.search-box button {
    background: var(--primary-blue);
    color: var(--white);
    border: 2px solid var(--primary-blue);
    border-radius: 0 30px 30px 0;
    padding: 0 25px;
    cursor: pointer;
    transition: var(--transition);
}

.search-box button:hover {
    background: var(--secondary-blue);
    border-color: var(--secondary-blue);
}

.view-toggle {
    display: flex;
    gap: 5px;
    background: var(--light-gray);
    padding: 5px;
    border-radius: 30px;
}

.view-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--medium-gray);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.view-btn:hover {
    background: rgba(0, 51, 102, 0.1);
    color: var(--primary-blue);
}

.view-btn.active {
    background: var(--primary-blue);
    color: var(--white);
    box-shadow: 0 3px 10px rgba(0, 51, 102, 0.2);
}

/* Photo Gallery */
.photo-gallery {
    padding: 60px 0;
    background: #f8f9fa;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.gallery-item {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.gallery-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.gallery-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.gallery-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.gallery-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 51, 102, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.view-full, .download-btn {
    width: 50px;
    height: 50px;
    background: var(--white);
    border: none;
    border-radius: 50%;
    color: var(--primary-blue);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.view-full:hover, .download-btn:hover {
    background: var(--accent-gold);
    color: var(--white);
    transform: scale(1.1);
}

.gallery-info {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.gallery-info h3 {
    color: var(--primary-blue);
    font-size: 1.3rem;
    margin-bottom: 10px;
    line-height: 1.4;
}

.gallery-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: wrap;
    align-items: center;
}

.category-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category-badge.events {
    background: #e3f2fd;
    color: #1565c0;
}

.category-badge.facilities {
    background: #e8f5e9;
    color: #2e7d32;
}

.category-badge.academics {
    background: #fff3e0;
    color: #ef6c00;
}

.category-badge.sports {
    background: #f3e5f5;
    color: #7b1fa2;
}

.category-badge.awards {
    background: #fff8e1;
    color: #ff8f00;
}

.gallery-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.gallery-meta i {
    font-size: 0.9rem;
    width: 16px;
}

.gallery-desc {
    color: var(--dark-gray);
    line-height: 1.6;
    margin-top: auto;
    font-size: 0.95rem;
}

/* Load More Button */
.load-more-container {
    text-align: center;
    margin-top: 40px;
}

.load-more-btn {
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 5px 20px rgba(0, 51, 102, 0.2);
}

.load-more-btn:hover {
    background: var(--secondary-blue);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 51, 102, 0.3);
}

.load-more-btn:disabled {
    background: var(--medium-gray);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.photo-count {
    margin-top: 15px;
    color: var(--medium-gray);
    font-size: 0.95rem;
}

.photo-count span {
    font-weight: 600;
    color: var(--primary-blue);
}

/* Lightbox Modal */
.lightbox-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    animation: fadeIn 0.3s ease;
}

.lightbox-modal.active {
    display: block;
}

.lightbox-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    height: 90vh;
    margin: 5vh auto;
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: rgba(0, 0, 0, 0.7);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 1001;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover {
    background: var(--accent-gold);
    color: var(--primary-blue);
    transform: rotate(90deg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: rgba(0, 0, 0, 0.7);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 1001;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-nav:hover {
    background: var(--accent-gold);
    color: var(--primary-blue);
}

.lightbox-nav.prev {
    left: 20px;
}

.lightbox-nav.next {
    right: 20px;
}

.lightbox-image-container {
    flex: 1;
    position: relative;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.lightbox-image-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    animation: fadeIn 0.5s ease;
}

.lightbox-loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 2rem;
}

.lightbox-info {
    background: var(--white);
    padding: 25px;
    border-top: 1px solid #e1e5e9;
}

.lightbox-info h3 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.lightbox-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.lightbox-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--medium-gray);
    font-size: 0.95rem;
}

.lightbox-meta span:first-child {
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
}

.lightbox-info p {
    color: var(--dark-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.lightbox-actions {
    display: flex;
    gap: 15px;
}

.action-btn {
    padding: 10px 20px;
    background: var(--light-gray);
    border: none;
    border-radius: 5px;
    color: var(--dark-gray);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.action-btn:hover {
    background: var(--primary-blue);
    color: var(--white);
}

/* Gallery Statistics */
.gallery-stats {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.stat-item {
    text-align: center;
}

.stat-icon {
    font-size: 3rem;
    color: var(--accent-gold);
    margin-bottom: 15px;
}

.stat-content h3 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 5px;
}

.stat-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
}

/* Upload Callout */
.upload-callout {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 60px 0;
}

.callout-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.callout-text h2 {
    color: var(--primary-blue);
    font-size: 2rem;
    margin-bottom: 15px;
}

.callout-text p {
    color: var(--medium-gray);
    font-size: 1.1rem;
    max-width: 600px;
}

.btn-primary {
    background: var(--accent-gold);
    color: var(--primary-blue);
    padding: 15px 35px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    border: 2px solid var(--accent-gold);
}

.btn-primary:hover {
    background: transparent;
    color: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.2);
}

/* Responsive Design */
@media (max-width: 992px) {
    .gallery-intro h1 {
        font-size: 2.8rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
    
    .lightbox-content {
        width: 95%;
        height: 95vh;
        margin: 2.5vh auto;
    }
}

@media (max-width: 768px) {
    .gallery-header {
        padding: 80px 0 40px;
    }
    
    .gallery-intro h1 {
        font-size: 2.2rem;
    }
    
    .gallery-intro p {
        font-size: 1.1rem;
    }
    
    .filter-controls {
        gap: 8px;
    }
    
    .filter-btn {
        padding: 8px 15px;
        font-size: 0.85rem;
    }
    
    .filter-search {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        max-width: 100%;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .callout-content {
        flex-direction: column;
        text-align: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-image {
        height: 200px;
    }
    
    .gallery-info {
        padding: 20px;
    }
    
    .gallery-info h3 {
        font-size: 1.2rem;
    }
    
    .gallery-meta {
        gap: 10px;
    }
    
    .lightbox-nav {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
    
    .lightbox-info {
        padding: 20px;
    }
    
    .lightbox-info h3 {
        font-size: 1.3rem;
    }
    
    .lightbox-actions {
        flex-wrap: wrap;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}