.mega-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: white;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  padding: 30px;
  z-index: 1000;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
}

.menu-column h4 {
  margin-bottom: 15px;
  color: #333;
  font-size: 16px;
}

.menu-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu-column li {
  margin-bottom: 8px;
  cursor: pointer;
  transition: color 0.3s;
}

.menu-column li:hover {
  color: #007bff;
}