.project-info{
    display:flex;
    align-items:center;
    gap:3px;
    font-size:14px;
    color:#222;
  }
  .project-info .item{
    position:relative;
    padding:0 14px 0 0;
  }
  .project-info .item:not(:last-child)::after{
    content:"";
    position:absolute;
    right:4px;
    top:50%;
    transform:translateY(-50%);
    width:2px;
    height:18px;
  
    /* 中心深浅渐变 —— 类似金属凹槽 */
    background:linear-gradient(
      to bottom,
      #f5f5f5 0%,
      #c8c8c8 40%,
      #8a8a8a 50%,
      #c8c8c8 60%,
      #f5f5f5 100%
    );
  
    /* 左右的亮边 + 暗边，形成“凹陷感” */
    box-shadow:
      inset 1px 0 0 rgba(255,255,255,0.85), /* 左亮边（更亮） */
      inset -1px 0 0 rgba(0,0,0,0.35),      /* 右暗边（更深） */
      inset 0 1px 0 rgba(255,255,255,0.5), /* 上亮 */
      inset 0 -1px 0 rgba(0,0,0,0.2);      /* 下暗 */
  }