/* Gallery steps: hover scale + drag scroll + lightbox (kiểu MB66) */

.hide-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.hide-scrollbar::-webkit-scrollbar {
  display: none;
}

.slider-list {
  overflow-x: auto;
  overflow-y: hidden;
  padding: 18px 4px 22px;
  cursor: grab;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: auto;
  user-select: none;
  -webkit-user-select: none;
  touch-action: pan-x;
}

.slider-list.is-dragging {
  cursor: grabbing;
  scroll-behavior: auto;
}

.slider-list.is-dragging a,
.slider-list.is-dragging img {
  pointer-events: none;
}

.slider-list > a,
.slider-list .step-slide {
  position: relative;
  overflow: visible;
  flex-shrink: 0;
  outline: none;
  transition: z-index 0s;
}

.slider-list > a:hover,
.slider-list .step-slide:hover {
  z-index: 20;
}

.slider-list img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
  cursor: zoom-in;
  transition: transform 0.3s ease-out;
  transform-origin: center center;
  will-change: transform;
  -webkit-user-drag: none;
  user-select: none;
  pointer-events: auto;
}

@media (hover: hover) and (pointer: fine) {
  .slider-list > a:hover img,
  .slider-list .step-slide:hover img {
    transform: scale(1.08);
  }
}

/* Lightbox gallery */
.img-lightbox {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: none;
  background: rgba(0, 0, 0, 0.88);
  box-sizing: border-box;
}

.img-lightbox.is-open {
  display: block;
}

.img-lightbox__stage {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 64px 72px 56px;
  box-sizing: border-box;
}

.img-lightbox__img {
  display: block;
  margin: 0 auto;
  max-width: min(92vw, 1100px);
  max-height: calc(100vh - 120px);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

.img-lightbox button.img-lightbox__close,
.img-lightbox button.img-lightbox__nav {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  color: #111;
  box-sizing: border-box;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
  font: 0 / 0 a;
  cursor: pointer;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.img-lightbox button.img-lightbox__close:focus,
.img-lightbox button.img-lightbox__nav:focus,
.img-lightbox button.img-lightbox__close:focus-visible,
.img-lightbox button.img-lightbox__nav:focus-visible {
  outline: none;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35), 0 0 0 2px rgba(255, 255, 255, 0.7);
}

.img-lightbox button.img-lightbox__close {
  top: 16px;
  right: 16px;
}

.img-lightbox button.img-lightbox__nav {
  top: 50%;
  transform: translateY(-50%);
}

.img-lightbox button.img-lightbox__prev {
  left: 16px;
}

.img-lightbox button.img-lightbox__next {
  right: 16px;
}

.img-lightbox button.img-lightbox__nav:disabled,
.img-lightbox button.img-lightbox__nav[aria-disabled="true"] {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
  box-shadow: none;
}

.img-lightbox button.img-lightbox__close::before,
.img-lightbox button.img-lightbox__nav::before {
  content: "";
  display: block;
  width: 14px;
  height: 14px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}

.img-lightbox button.img-lightbox__close::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23111' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6L6 18'/%3E%3C/svg%3E");
}

.img-lightbox button.img-lightbox__prev::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23111' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M15 6l-6 6 6 6'/%3E%3C/svg%3E");
}

.img-lightbox button.img-lightbox__next::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23111' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 6l6 6-6 6'/%3E%3C/svg%3E");
}

.img-lightbox__counter {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  color: #fff;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.2;
  background: rgba(0, 0, 0, 0.45);
  padding: 6px 12px;
  border-radius: 999px;
  pointer-events: none;
}

@media screen and (max-width: 600px) {
  .img-lightbox__stage {
    padding: 56px 48px 48px;
  }

  .img-lightbox button.img-lightbox__nav {
    width: 40px;
    height: 40px;
  }

  .img-lightbox button.img-lightbox__prev {
    left: 8px;
  }

  .img-lightbox button.img-lightbox__next {
    right: 8px;
  }

  .img-lightbox button.img-lightbox__close {
    width: 38px;
    height: 38px;
    top: 10px;
    right: 10px;
  }
}