/* Gallery Styles */

.gallery-header {
    padding: 120px 20px 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    text-align: center;
    color: white;
}

.page-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.page-subtitle {
    font-size: 1.3rem;
    font-weight: 300;
    margin-bottom: 40px;
    opacity: 0.95;
}

/* Gallery Categories */
.gallery-categories {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.category-btn {
    padding: 12px 30px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 30px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.category-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.category-btn.active {
    background: white;
    color: #667eea;
    border-color: white;
}

/* Upload Section */
.upload-section {
    padding: 60px 20px;
    background: #f5f5f5;
}

.upload-card {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.upload-card h2 {
    margin-bottom: 30px;
    color: #333;
    font-size: 2rem;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input[type="text"],
.form-group input[type="file"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.3s ease;
}

.form-group input[type="text"]:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
}

.form-group textarea {
    resize: vertical;
}

/* Gallery Section */
.gallery-section {
    padding: 80px 20px;
    background: white;
}

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

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    aspect-ratio: 4/3;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

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

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

.gallery-item-title {
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.gallery-item-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    line-height: 1.4;
}

.gallery-item-category {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.95);
    color: #667eea;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Loading Spinner */
.loading-spinner {
    text-align: center;
    padding: 60px 20px;
    grid-column: 1 / -1;
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 20px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Image Modal */
.image-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    overflow: auto;
}

.image-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    margin: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.modal-image {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 10px;
}

.modal-info {
    background: white;
    padding: 30px;
    margin-top: 20px;
    border-radius: 10px;
    max-width: 600px;
    text-align: center;
}

.modal-info h3 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 15px;
}

.modal-info p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 40px;
    color: white;
    font-size: 50px;
    font-weight: 300;
    cursor: pointer;
    z-index: 10001;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: #667eea;
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    font-size: 3rem;
    padding: 20px 25px;
    cursor: pointer;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.modal-nav:hover {
    background: rgba(255, 255, 255, 0.3);
}

.modal-prev {
    left: 20px;
}

.modal-next {
    right: 20px;
}

/* Admin Toggle */
.admin-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #667eea;
    color: white;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
}

.admin-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.6);
}

.btn-delete {
    background: #f44336;
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-delete:hover {
    background: #d32f2f;
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.5rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .upload-card {
        padding: 30px 20px;
    }
    
    .modal-nav {
        font-size: 2rem;
        padding: 15px 20px;
    }
    
    .modal-close {
        font-size: 40px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 2rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .category-btn {
        padding: 10px 20px;
        font-size: 0.85rem;
    }
}