/* Swiper Container */
.nc-gallery-wrap {
  position: relative;
  margin-bottom: 20px;
  background: #000; /* Nền đen để tôn ảnh */
  border-radius: 8px;
  overflow: hidden;
}

/* Main Slider */
.swiper.nc-gallery-main {
  width: 100%;
  height: 400px; /* Chiều cao cố định desktop */
}

.nc-gallery-main .swiper-slide {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
}

.nc-gallery-main .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain; /* Giữ tỷ lệ ảnh, không bị cắt */
  cursor: zoom-in;
}

/* Thumb Slider */
.swiper.nc-gallery-thumbs {
  height: 80px;
  box-sizing: border-box;
  padding: 10px 0;
  background: #111;
}

.nc-gallery-thumbs .swiper-slide {
  width: 25%;
  height: 100%;
  opacity: 0.4;
  transition: opacity 0.3s;
  cursor: pointer;
  border-radius: 4px;
  overflow: hidden;
}

.nc-gallery-thumbs .swiper-slide-thumb-active {
  opacity: 1;
  border: 2px solid #fff;
}

.nc-gallery-thumbs .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* Crop thumbnail cho đẹp */
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .swiper.nc-gallery-main {
    height: 250px; /* Mobile nhỏ hơn */
  }
}