/* Responsive styles */

@media (max-width: 1024px) {
  .container {
    padding: 0 24px;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  .navbar-nav {
    display: none;
    flex-direction: column;
    width: 100%;
  }
  
  .navbar-menu.active .navbar-nav {
    display: flex;
  }
  
  .navbar-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    background-color: var(--bg-color);
    padding: 16px;
    box-shadow: var(--shadow);
    display: none;
  }
  
  .navbar-menu.active {
    display: flex;
  }
  
  .navbar-toggle {
    display: block;
  }
  
  .nav-item {
    width: 100%;
    margin-right: 0;
    margin-bottom: 8px;
  }
  
  .dropdown-menu {
    position: static;
    box-shadow: none;
    padding-left: 16px;
    display: none;
  }
  
  .dropdown.active .dropdown-menu {
    display: block;
  }
  
  .dropdown-toggle::after {
    float: right;
    margin-top: 8px;
  }
  
  .navbar-actions {
    margin: 16px 0 0;
  }
  
  .hero {
    padding: 48px 0 40px;
    margin-bottom: 40px;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero .subtitle {
    font-size: 1rem;
  }
  
  .page-container {
    flex-direction: column;
  }
  
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    top: 0;
    transform: translateX(-100%);
    position: fixed;
    z-index: 100;
    height: 100vh;
  }
  
  .sidebar.active {
    transform: translateX(0);
  }
  
  .content {
    width: 100%;
  }
  
  .mobile-only {
    display: block;
  }
  
  .sidebar-toggle {
    display: inline-block;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .chatbot-container {
    width: calc(100% - 32px);
    max-width: 350px;
  }
}

@media (max-width: 480px) {
  .search-container {
    flex-direction: column;
  }
  
  .search-container input {
    border-radius: 4px;
    margin-bottom: 8px;
  }
  
  .search-container button {
    border-radius: 4px;
    width: 100%;
  }
  
  .hero {
    padding: 40px 0 32px;
  }
  
  .hero h1 {
    font-size: 1.75rem;
  }
  
  .subjects {
    padding: 0 0 40px;
  }
}