/* ===================================
   Admin Panel Styles
   =================================== */

.admin-container {
    display: flex;
    min-height: 100vh;
    background-color: var(--bg-color);
}

/* Sidebar */
.admin-sidebar {
    width: 260px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.admin-logo {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
}

.admin-logo h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.admin-logo p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.admin-nav {
    flex: 1;
    padding: var(--spacing-lg);
}

.admin-nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: var(--text-secondary);
    border-radius: 8px;
    margin-bottom: var(--spacing-sm);
    transition: var(--transition);
}

.admin-nav-link:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.admin-nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

.admin-nav-link i {
    font-size: 1.125rem;
    width: 24px;
}

.admin-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* Main Content */
.admin-main {
    margin-left: 260px;
    flex: 1;
    padding: var(--spacing-2xl);
}

.admin-section {
    display: none;
}

.admin-section.active {
    display: block;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.admin-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Buttons */
.btn-primary,
.btn-secondary {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: 8px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--border-color);
}

.btn-danger {
    background-color: #dc3545;
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    font-size: 0.875rem;
}

.btn-danger:hover {
    background-color: #c82333;
}

.btn-success {
    background-color: #28a745;
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    font-size: 0.875rem;
}

.btn-success:hover {
    background-color: #218838;
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background-color: var(--bg-secondary);
    padding: var(--spacing-xl);
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-content h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Dashboard Content */
.dashboard-content {
    display: grid;
    gap: var(--spacing-xl);
}

.recent-articles h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

/* Filters */
.admin-filters {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.admin-filters input,
.admin-filters select {
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.admin-filters input {
    flex: 1;
    min-width: 250px;
}

/* Form Styles */
.admin-form {
    background-color: var(--bg-secondary);
    padding: var(--spacing-2xl);
    border-radius: 12px;
    max-width: 900px;
}

.form-group {
    margin-bottom: var(--spacing-xl);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(193, 39, 45, 0.1);
}

.form-group textarea {
    resize: vertical;
    font-family: var(--font-primary);
}

.form-group small {
    display: block;
    margin-top: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
}

/* Table Styles */
.admin-table-container {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

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

.admin-table thead {
    background-color: var(--bg-tertiary);
}

.admin-table th {
    padding: var(--spacing-lg);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

.admin-table td {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.admin-table tr:hover {
    background-color: var(--bg-tertiary);
}

.admin-table tbody tr:last-child td {
    border-bottom: none;
}

.table-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.table-actions button {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Articles List */
.articles-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.article-item {
    background-color: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: 8px;
    display: flex;
    gap: var(--spacing-lg);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.article-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.article-item-image {
    width: 120px;
    height: 80px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
}

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

.article-item-content {
    flex: 1;
}

.article-item-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.article-item-meta {
    display: flex;
    gap: var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.article-item-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-published {
    background-color: #28a74520;
    color: #28a745;
}

.status-draft {
    background-color: #ffc10720;
    color: #ffc107;
}

.status-archived {
    background-color: #6c757d20;
    color: #6c757d;
}

.status-pending {
    background-color: #ffc10720;
    color: #ffc107;
}

.status-approved {
    background-color: #28a74520;
    color: #28a745;
}

.status-rejected {
    background-color: #dc354520;
    color: #dc3545;
}

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

.empty-state i {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-lg);
}

.empty-state h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .admin-sidebar {
        width: 220px;
    }
    
    .admin-main {
        margin-left: 220px;
    }
}

@media (max-width: 768px) {
    .admin-container {
        flex-direction: column;
    }
    
    .admin-sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }
    
    .admin-main {
        margin-left: 0;
        padding: var(--spacing-lg);
    }
    
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-filters {
        flex-direction: column;
    }
    
    .admin-filters input {
        width: 100%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .article-item {
        flex-direction: column;
    }
    
    .article-item-image {
        width: 100%;
        height: 150px;
    }
}

/* Loading State */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}