.category-nav {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  white-space: nowrap;
  padding: 12px 15px;
  background: #fff;
  border-bottom: 1px solid #ddd;
  scrollbar-width: none;
}

.category-nav::-webkit-scrollbar {
  display: none;
}

.category-nav a {
  flex-shrink: 0;
  text-decoration: none;
  color: #333;
  background: #f1f3f4;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 15px;
  font-weight: 600;
  transition: 0.3s;
}

.category-nav a:hover,
.category-nav a.active {
  background: #0d47a1;
  color: #fff;
}