/* G09 only: keep the original three-column table for wider screens and print. */
@media screen and (max-width: 600px) {
  article[data-guide-id="G09"] #example table,
  article[data-guide-id="G09"] #example tbody {
    display: block;
    width: 100%;
  }
  article[data-guide-id="G09"] #example thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }
  article[data-guide-id="G09"] #example tr {
    display: block;
    margin-bottom: 16px;
    border: 1px solid #ccd6c9;
  }
  article[data-guide-id="G09"] #example td {
    display: block;
    width: 100%;
    border: 0;
    border-bottom: 1px solid #ccd6c9;
  }
  article[data-guide-id="G09"] #example td:last-child {
    border-bottom: 0;
  }
  article[data-guide-id="G09"] #example td::before {
    display: block;
    margin-bottom: .3em;
    color: #285b43;
    font-weight: 650;
  }
  article[data-guide-id="G09"] #example td:nth-child(1)::before { content: "項目"; }
  article[data-guide-id="G09"] #example td:nth-child(2)::before { content: "計算"; }
  article[data-guide-id="G09"] #example td:nth-child(3)::before { content: "結果"; }
}