.category-slider {
  position: relative;
  overflow: hidden;
}
.category-slider .slides {
  display: flex;
  padding: 0;
  margin: 0;
  list-style: none;
  transition: transform 0.5s ease;
}
.category-slider .slide-item {
  flex: 0 0 auto;
  width: calc(100% / var(--visible-count));
  box-sizing: border-box;
  padding: 0.5rem;
}
.category-slider .slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  color: #fff;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
  z-index: 10;
}
.category-slider .prev { left: 0.5rem; }
.category-slider .next { right: 0.5rem; }

/* Responsive: show 1 item on mobile */
@media (max-width: 767px) {
  .category-slider {
    --visible-count: 1;
  }
  
  .nav-tabs {
    margin-bottom: 50px !important;
  }
}