.slider-container {
  max-width: 900px;
  margin: auto;
}

.main-slider {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
  margin-bottom: 10px;
}

.main-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  color: white;
  border: none;
  padding: 10px 16px;
  cursor: pointer;
  font-size: 24px;
  border-radius: 50%;
  z-index: 10;
}

.nav-btn:hover {
  background: rgba(0,0,0,0.8);
}

.nav-btn.prev { left: 10px; }
.nav-btn.next { right: 10px; }

.thumbnails {
  display: flex;
  overflow-x: auto;
  gap: 6px;
  padding: 10px 0;
  scroll-snap-type: x mandatory;
}

.thumbnail {
  flex: 0 0 auto;
  width: 80px;
  height: 50px;
  cursor: pointer;
  scroll-snap-align: start;
  border: 2px solid transparent;
  border-radius: 4px;
  overflow: hidden;
}

.thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.thumbnail.active {
  border-color: #007aff;
}