/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
  body {
    padding: 0.5rem;
  }
  
  .grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.8rem;
  }
  
  .sidebar {
    width: 100%;
    right: -100%;
  }
  
  .navigation {
    gap: 0.3rem;
  }
  
  .nav-btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
  }
  
  .search-container {
    max-width: 100%;
  }
}