.ref-slider {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
}

.ref-slider--empty {
  padding: 12px;
  font-size: 14px;
  color: #666;
  background: #f5f5f5;
  border-radius: 6px;
}

.ref-slider__viewport {
  overflow: hidden;
  width: 100%;
  min-height: var(--ref-slider-item-h, 72px);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.ref-slider__track {
  display: flex;
  flex-direction: row;
  align-items: center;
  width: max-content;
  gap: var(--ref-slider-gap, 12px);
  animation: ref-slider-marquee var(--ref-slider-duration, 35s) linear infinite;
  will-change: transform;
}

.ref-slider__track:hover {
  animation-play-state: paused;
}

.ref-slider__item {
  flex: 0 0 auto;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  opacity: 0.95;
  transition: opacity 0.2s ease;
}

.ref-slider__item:hover {
  opacity: 1;
}

/* Yükseklik ayarı doğrudan uygulanır; dar sütun zorlaması yok. */
.ref-slider__item img {
  display: block;
  width: auto;
  height: var(--ref-slider-item-h, 72px);
  max-width: min(480px, 70vw);
  object-fit: contain;
}

.ref-slider--grayscale .ref-slider__item img {
  filter: grayscale(1);
}

.ref-slider:not(.ref-slider--grayscale) .ref-slider__item img {
  filter: none;
}

@keyframes ref-slider-marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ref-slider__track {
    animation: none;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    max-width: 100%;
  }
}