/* Navbar hitam dengan teks putih, hover kuning */
.navbar-custom .nav-link {
  color: #fff;
  font-weight: 500;
  position: relative;
  transition: 0.3s;
}

.navbar-custom .nav-link:hover {
  color: #ffc107;
}

.navbar-custom .nav-link.active::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  background: #ffc107;
  margin-top: 4px;
}