/* Gallery Controls */
.gallery-controls {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

.search-box {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.search-box input {
    min-width: 200px;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: border-color var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.filter-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.filter-controls select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background-color: var(--white);
    color: var(--text-color);
    min-width: 120px;
}

/* Gallery Stats */
.gallery-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--bg-light);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
}

.upload-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--info-color);
    font-weight: 500;
}

.upload-indicator .icon {
    animation: spin 2s linear infinite;
}

/* Photo Grid */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.photo-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative;
}

.photo-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.photo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, transparent 60%, rgba(0,0,0,0.1) 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 1;
    pointer-events: none;
}

.photo-card:hover::before {
    opacity: 1;
}

.photo-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

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

.photo-meta {
    padding: var(--spacing-md);
    position: relative;
    z-index: 2;
}

.photo-filename {
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-color);
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.photo-description {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.photo-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.photo-size {
    font-weight: 500;
}

.photo-date {
    font-style: italic;
}

.photo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.photo-tag {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.65rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.photo-status {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.photo-uploader {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

.photo-privacy {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.75rem;
    color: var(--warning-color);
}

.photo-privacy.private {
    color: var(--danger-color);
}

.photo-privacy.public {
    color: var(--success-color);
}

/* Photo Loading States */
.photo-card.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

.photo-card.loading .photo-image {
    background-color: var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Empty State */
.empty-gallery {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-muted);
}

.empty-gallery .icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.5;
}

.empty-gallery h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-color);
}

.empty-gallery p {
    margin-bottom: var(--spacing-lg);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.pagination-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 2px solid var(--border-color);
    background-color: var(--white);
    color: var(--text-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
    font-weight: 500;
}

.pagination-btn:hover:not(:disabled) {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
}

.pagination-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-info {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin: 0 var(--spacing-md);
}

/* Modal Photo Display */
.modal-photo-container {
    position: relative;
    max-width: 80vw;
    max-height: 70vh;
}

.modal-photo {
    width: 100%;
    height: auto;
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.photo-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.info-section {
    background-color: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
}

.info-section h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-color);
    font-size: 1rem;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    font-weight: 500;
    color: var(--text-color);
    font-size: 0.875rem;
}

.info-value {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-align: right;
}

/* Stats Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background-color: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.stat-card h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.stats-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.stats-section {
    background-color: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.stats-section h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
}

/* Tag Cloud */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag-cloud-item {
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-color);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.tag-cloud-item:hover {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.tag-count {
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: var(--radius-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
    margin-left: var(--spacing-sm);
}

/* Uploaders List */
.uploaders-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.uploader-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-light);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.uploader-item:hover {
    border-color: var(--primary-color);
    background-color: var(--white);
}

.uploader-name {
    font-weight: 500;
    color: var(--text-color);
}

.uploader-count {
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: var(--radius-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 500;
}