* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(to bottom, #e0e0e0 0%, #000000 100%);
    min-height: 100vh;
    padding: 20px;
}

#app {
    max-width: 1400px;
    margin: 0 auto;
}

.header {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.header h1 {
    font-size: 32px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 0;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.username {
    font-weight: 600;
    color: #2d3748;
    font-size: 14px;
}

.audit-log-container {
    max-height: 600px;
    overflow-y: auto;
    padding: 20px;
}

.audit-table {
    width: 100%;
    border-collapse: collapse;
}

.audit-table th {
    background: #f7fafc;
    padding: 12px;
    text-align: left;
    font-weight: 600;
    color: #2d3748;
    border-bottom: 2px solid #e2e8f0;
    position: sticky;
    top: 0;
}

.audit-table td {
    padding: 12px;
    border-bottom: 1px solid #e2e8f0;
    font-size: 14px;
    color: #4a5568;
}

.audit-table tr:hover {
    background: #f7fafc;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.stat-card {
    background: linear-gradient(135deg, #000000 0%, #ffffff 100%);
    padding: 20px;
    border-radius: 15px;
    color: white;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 5px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.controls {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.search-bar {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

input, select, textarea {
    padding: 12px 20px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-input {
    flex: 1;
    min-width: 200px;
}

button {
    padding: 12px 24px;
    background: linear-gradient(135deg, #000000 0%, #ffffff 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

button.secondary {
    background: #718096;
    text-shadow: none;
}

button.danger {
    background: #f56565;
    text-shadow: none;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
}

.card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: all 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.4);
}

.card-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 48px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-content {
    padding: 20px;
}

.card-title {
    font-size: 20px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 8px;
}

.card-category {
    display: inline-block;
    padding: 4px 12px;
    background: #edf2f7;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: #667eea;
    margin-bottom: 10px;
}

.card-description {
    color: #718096;
    font-size: 14px;
    margin-bottom: 15px;
    line-height: 1.6;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 15px;
}

.tag {
    padding: 4px 10px;
    background: #e6fffa;
    color: #234e52;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: #a0aec0;
    margin-bottom: 15px;
}

.card-actions {
    display: flex;
    gap: 10px;
}

.card-actions button {
    flex: 1;
    padding: 10px;
    font-size: 13px;
}

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal-content {
    background: white;
    border-radius: 20px;
    padding: 30px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.detail-modal-content {
    max-width: 900px;
}

.modal-header {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 25px;
    color: #2d3748;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header-text {
    margin: 0;
}

.detail-modal-actions {
    display: flex;
    gap: 10px;
}

.detail-modal-actions button {
    padding: 8px 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: #2d3748;
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
}

textarea {
    min-height: 100px;
    resize: vertical;
}

.tag-input-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    min-height: 50px;
}

.tag-input-container input {
    border: none;
    flex: 1;
    min-width: 150px;
    padding: 5px;
}

.tag-input-container input:focus {
    box-shadow: none;
}

.image-upload {
    border: 2px dashed #cbd5e0;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.image-upload:hover {
    border-color: #667eea;
    background: #f7fafc;
}

.image-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 15px;
}

.image-preview-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
}

.image-preview-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    margin: 0;
}

.remove-image-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 16px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.remove-image-btn:hover {
    background: rgba(255, 0, 0, 0.9);
    transform: none;
    box-shadow: none;
}

.thumbnail-badge {
    position: absolute;
    bottom: 5px;
    left: 5px;
    background: #000;
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 10px;
    font-weight: bold;
}

.image-gallery {
    margin-bottom: 30px;
}

.gallery-container {
    position: relative;
    width: 100%;
    height: 400px;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    font-size: 48px;
    width: 60px;
    height: 60px;
    cursor: pointer;
    transition: background 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    text-shadow: none;
}

.gallery-nav:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: translateY(-50%);
    box-shadow: none;
}

.gallery-nav-prev {
    left: 10px;
}

.gallery-nav-next {
    right: 10px;
}

.image-counter {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: bold;
}

.gallery-thumbnails {
    display: flex;
    gap: 10px;
    padding: 15px;
    overflow-x: auto;
    background: #f5f5f5;
}

.gallery-thumbnail {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    border: 3px solid transparent;
    transition: all 0.3s;
    flex-shrink: 0;
}

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

.gallery-thumbnail.active {
    border-color: #000;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.detail-content {
    padding: 30px;
}

.detail-section {
    margin-bottom: 20px;
    line-height: 1.6;
}

.detail-section strong {
    display: block;
    margin-bottom: 5px;
    color: #333;
    font-size: 14px;
}

.detail-section p {
    margin: 5px 0 0 0;
    color: #666;
}

.detail-badge {
    background: #f0f0f0;
    padding: 6px 12px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    color: #666;
    display: inline-block;
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 25px;
}

.modal-actions button {
    flex: 1;
}

.empty-state {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 60px 30px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.empty-state h2 {
    font-size: 24px;
    color: #2d3748;
    margin-bottom: 10px;
}

.empty-state p {
    color: #718096;
    margin-bottom: 20px;
}