.location-slider {
  width: 100%;
  margin: 0 auto;
  padding: 30px 0;
  background: transparent;
}

.slider-viewport {
  max-width: 2200px;
  width: 100%;
  margin: 0 auto;
  overflow: hidden;
  position: relative;
}

.slider-track {
  display: flex;
  gap: 10px;
  transition: transform 0.5s ease;
}

.slide {
  height: 100vh; /* Toàn bộ chiều cao màn hình */

  width: 721.5px;
  height: 521.25px;
  border-radius: 30px;
  overflow: hidden;
  flex-shrink: 0;
  transform: scale(0.8);
  transition: all 0.4s ease;
  position: relative;

  background-image: url("../design/SOURCE_IMAGE/BBB-01.png");
  border: 3px solid rgba(255, 255, 255, 0.6);
  background-size: cover;
  background-position: center;

  opacity: 0.3;
  filter: brightness(60%);
}

/* Slide active */
.slide.active {
  opacity: 1;
  transform: scale(1.2);
  z-index: 2;
  filter: brightness(100%);

  border: 1px solid #2e38ab; /* viền trắng rõ hơn */
  box-shadow: 0 0 10px rgba(41, 7, 162, 0.6), 0 0 20px rgba(16, 7, 50, 0.4);
  margin-top: 70px;
  margin-bottom: 70px;
}

/* Overlay text giống trước */
.slide .overlay {
  position: absolute;
  inset: 0;
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-radius: 20px;
}
.slide .overlay h2 {
  font-size: 96px;
  margin: 0;
  font-weight: 700;
}
.slide .overlay p {
  font-size: 20px;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}
.slide .overlay .arrow {
  position: absolute;
  right: 24px;
  bottom: 18px;
  font-size: 28px;
}

/* Controls */
.slider-controls {
  display: flex;
  justify-content: center;
  gap: 100px;
  margin-top: 18px;
}
.slider-controls button {
  background: transparent;
  border: none;
  cursor: pointer;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  outline: none;
}

.slider-controls button img {
  width: 70px;
  height: 70px;
  filter: brightness(0) saturate(100%) invert(88%) sepia(0%) saturate(0%)
    hue-rotate(203deg) brightness(50%) contrast(100%);
  transition: filter 0.3s ease;
}

.slider-controls button:hover img {
  filter: brightness(0) saturate(100%) invert(100%) sepia(0%) saturate(0%)
    hue-rotate(203deg) brightness(100%) contrast(100%);
  scale: 1.2;
}