.top-hero {
      width: 90%;
      max-width: 930px;
      margin: 0 auto;
    }

    .top-hero .bx-wrapper {
      width: 100%;
    }

    .top-hero .bx-viewport,
    .top-hero .bx-wrapper img {
      border-radius: 8px;
    }

    .top-hero .bx-viewport {
      box-shadow: none;
    }

    .top-hero .bxslider li a img {
      width: 100%;
      height: auto;
    }

    .top-notice {
      box-sizing: border-box;
      width: 90%;
      max-width: 930px;
      margin: 15px auto;
      padding: 24px;
      border: 1px solid #EE0003;
      border-radius: 8px;
      text-align: left;
      line-height: 1.7;
    }

    .top-notice h4 {
      margin: 0 0 12px;
    }

    .top-notice p {
      margin: 0;
    }

    .top-notice .notice-details {
      margin-top: 12px;
    }

    @media screen and (max-width: 640px) {
      .top-notice {
        padding: 20px 16px;
      }
    }

    #container {
      display: flex;
      flex-wrap: wrap;
      gap: 0 10px;
    }

    #pdf-canvas {
      width: 100%;
      cursor: pointer;
      border-radius: 6px;
    }

    #controls {
      display: flex;
      justify-content: space-between;
    }

    #next,
    #prev {
      color: #fff;
      background: #EE7800;
      border: none;
      border-radius: 6px;
      cursor: pointer;
    }

    #modal-pageview-wrapper {
      width: auto;
      display: flex;
      background: white;
      padding: 10px;
      margin: auto;
      border-radius: 5px;
      justify-content: space-between;
    }

    #modal-prev,
    #modal-next {
      color: #fff;
      background: #EE7800;
      border: none;
      border-radius: 6px;
      cursor: pointer;
    }

    #close-modal {
      color: #fff;
      background: #EE7800;
      border: none;
    }

    @media screen and (max-width: 640px) {
      .headnav nav ul li {
        display: flex;
      }

      .h_shop span {
        width: 100%;
        border-bottom: none;
      }

      .h_shop span a {
        margin: 0;
      }

      .top_newitem {
        width: 100%;
        margin: 0 0.5em 40px;
      }

      #left {
        width: 95%;
        margin: auto;
      }

      #right {
        width: 95%;
        margin: auto;
      }

      article.shop_pr {
        display: flex;
        gap: 0 2%;
      }

      li.h_shop {
        width: 200px;
      }
    }

    @media screen and (max-width: 360px) {
      img.logo {
        width: 120px;
      }

      li.h_shop {
        width: 180px;
      }
    }

    @media screen and (max-width: 240px) {
      .bxslider li a img {
        width: 100%;
        height: auto;
      }

      .bx-wrapper .bx-controls-direction a {
        top: 120%;
      }

      .top_newitem {
        margin: initial;
      }

      .newitems a div {
        display: flex;
        flex-wrap: wrap;
      }
    }
  
/* Product information groups: keep page-specific presentation here. */
.top-product-group { margin: 0; padding: 0; width: 100%; }
.newitems .product-section-title { margin: 0; padding: 14px 12px; background: #f3f3f3; border-left: 4px solid #ee7800; font-size: 1.05rem; line-height: 1.6; }
.top-product-archive { margin: 18px 0 0; padding: 0; }
.top-product-archive > summary { padding: 14px 12px; background: #f3f3f3; cursor: pointer; font-weight: bold; }
.top-product-archive > summary:focus-visible { outline: 2px solid #ee7800; outline-offset: -2px; }

/* Keep mobile product titles out of the reserved image column. */
@media screen and (max-width: 640px) {
  .newitems h4 {
    box-sizing: border-box;
    max-width: 67%;
    overflow-wrap: anywhere;
  }
}

/* Reversible TOP visibility controls; product data and links remain in the source. */
.newitems [data-top-hidden] { display: none !important; }

/* Stack only the two knowledge banners on small screens. */
@media screen and (max-width: 640px) {
  article.knowledge-links { flex-direction: column; gap: 12px; margin-bottom: 12px; }
  article.knowledge-links > a { display: block; width: 100%; }
  article.knowledge-links img { display: block; width: 100%; height: auto; margin: 0; }
}