/*2025/09　設置　自作画像ポップアップ*/
  .lb-overlay {
    position: fixed;
    inset: 0;
    padding: 5%;
    background: rgba(0, 0, 0, .85);
    opacity: 0;
    align-items: center;
    justify-content: center;
    z-index: -9999;
    flex-direction: column;
    transition: all 0.6s;
    pointer-events: none;
  }

  .lb-overlay.is-open {
    display: flex;
    opacity: 1;
    z-index: 999999;
    pointer-events: all;
  }

  .lb-content {
    position: relative;
    max-width: 95vw;
    max-height: 85vh;
    /* キャプション分ちょい余裕 */
    box-shadow: 0 10px 40px rgba(0, 0, 0, .5);
  }

  .lb-img {
    max-width: 800px;
    width: 100%;
    display: none;
  }

  .lb-close {
    position: absolute;
    display: none;
    padding: 0;
    top: -55px;
    right: -12px;
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: 50%;
    background: #429fd4;
    cursor: pointer;
    font-size: 18px;
    line-height: 36px;
  }
  .lb-overlay.is-open .lb-close,
.lb-overlay.is-open  .lb-img {
     display: block;
  }

  .lb-close .close_icon {
    display: inline-block;
    position: relative;
    width: 100%;
    height: 100%;
  }

  .lb-close .close_icon:before,
  .lb-close .close_icon:after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 2px;
    background-color: #fff;
  }

  .lb-close .close_icon:before {
    -webkit-transform: rotate(-45deg);
    transform: translate(-50%, -50%) rotate(-45deg);
  }

  .lb-close .close_icon:after {
    -webkit-transform: rotate(45deg);
    transform: translate(-50%, -50%) rotate(45deg);
  }

  .lb-close:hover {
    transition: all 0.8s;
    opacity: 0.6;
    background: #429fd4;
  }

  .lb-caption {
    margin-top: 12px;
    color: #fff;
    font-size: 14px;
    text-align: center;
    max-width: 90vw;
    line-height: 1.4;
  }

  @media screen and (max-width: 767px) {

    .lb-close {
      top: -45px;
      right: -12px;
      width: 40px;
      height:  40px;
    }

    .lb-close .close_icon:before,
    .lb-close .close_icon:after {
      content: "";
      position: absolute;
      top: 50%;
      left: 50%;
      width: 20px;
      height: 2px;

    }


  }