/* 垂直滑动容器样式 */
.vertical-scroll {
  max-height: 420px;         /* 可根据需要调整高度 */
  overflow-y: auto;
  scroll-behavior: smooth;   /* 平滑滚动 */
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 8px;
  border-radius: 8px;
  background: rgba(255,255,255,0.03); /* 背景可换 */
  box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}

/* 每张图的容器 */
.vertical-scroll .item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

/* 图片自适应宽度，保持比例 */
.vertical-scroll img {
  width: 75%;
  height: auto;
  border-radius: 6px;
  object-fit: contain;
  box-shadow: 0 1px 4px rgba(0,0,0,0.12);
}

/* 滚动条美化 (仅Chrome/Edge有效) */
.vertical-scroll::-webkit-scrollbar {
  width: 10px;
}
.vertical-scroll::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,0.15);
  border-radius: 6px;
}