/* Responsive */
@media (max-width: 768px) {
    .header-inner {
      padding: 1rem;
    }
    
    .main-nav ul {
      flex-direction: column;
      gap: 0.5rem;
      align-items: flex-start;
    }
    
    .content {
      margin: 2rem auto;
      padding: 0 1rem 2rem;
    }
    
    .content h1 {
      font-size: 2rem;
    }
    
    .content h2 {
      font-size: 1.5rem;
    }
    
    section {
      padding: 1.5rem;
      margin-bottom: 1.5rem;
    }
    
    .dropdown-menu {
      position: static;
      border-radius: 8px;
      box-shadow: none;
      margin-top: 0.5rem;
      margin-left: 1rem;
      background: #f3f4f6;
      @media (prefers-color-scheme: dark) {
        background: #2d3748;
      }
    }
    
    .dropdown:hover .dropdown-menu {
      display: block;
      position: static;
      animation: none;
    }
    
    .dropdown-menu a {
      padding: 0.5rem 1rem;
    }
}

@media (max-width: 480px) {
    .content h1 {
      font-size: 1.75rem;
    }
    
    .content h2 {
      font-size: 1.25rem;
    }
    
    .content p, .content ul, .content li {
      font-size: 0.95rem;
    }
}