/* Additional mobile styles for dashboard */
@media (max-width: 768px) {
  /* Mobile sidebar improvements */
  .sidebar {
    width: 270px;
    left: -280px;
    position: fixed;
    z-index: 1000;
    transition: left 0.3s ease;
    background-color: white;
    padding-top: 20px;
  }
  
  .sidebar.active {
    left: 0;
    box-shadow: 0 0 20px rgba(0,0,0,0.2);
  }
  
  .sidebar-header {
    padding: 0 20px 20px;
    margin-bottom: 10px;
  }
  
  .sidebar-header h2 {
    display: block;
  }
  
  .sidebar-nav a {
    padding: 12px 20px;
    font-size: 16px;
  }
  
  .sidebar-nav a span {
    display: inline;
  }
  
  .sidebar-nav a i {
    font-size: 18px;
    margin-right: 15px;
  }
  
  .sidebar-footer {
    display: block;
    padding: 20px;
  }
  
  .main-content {
    margin-left: 0;
    width: 100%;
    padding: 15px;
  }
  
  /* Dashboard content improvements */
  .welcome-section {
    padding: 15px;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
  }
  
  .welcome-section h1 {
    font-size: 22px;
    margin-bottom: 5px;
  }
  
  .welcome-section p {
    font-size: 14px;
    margin-bottom: 0;
  }
  
  /* Stats cards */
  .stat-card {
    padding: 15px !important;
  }
  
  .stat-icon {
    width: 45px;
    height: 45px;
  }
  
  .stat-icon i {
    font-size: 18px;
  }
  
  .stat-info h3 {
    font-size: 14px;
  }
  
  .stat-info p {
    font-size: 18px;
  }
  
  /* Dashboard cards */
  .dashboard-card {
    margin-bottom: 15px;
  }
  
  .card-header {
    padding: 15px;
  }
  
  .card-header h2 {
    font-size: 16px;
  }
  
  .card-content {
    padding: 15px;
  }
  
  /* Paper items */
  .paper-item {
    padding: 12px;
    margin-bottom: 10px;
  }
  
  .paper-info h3 {
    font-size: 15px;
    margin-bottom: 5px;
  }
  
  .paper-info p {
    font-size: 12px;
  }
  
  .paper-meta {
    margin-top: 5px;
    font-size: 11px;
    gap: 10px;
  }
  
  .start-btn {
    padding: 8px 16px;
    font-size: 12px;
  }
  
  /* Performance chart */
  .performance-chart {
    height: 180px;
    padding: 10px;
  }
  
  /* Subject scores */
  .subject-score {
    padding: 8px 0;
  }
  
  .subject-info {
    width: 100px;
  }
  
  .subject-icon {
    width: 25px;
    height: 25px;
  }
  
  .subject-name {
    font-size: 14px;
  }
  
  .score-value {
    font-size: 14px;
    padding: 3px 8px;
  }
}