/* コラムの説明図。図の要点は本文と短い説明文でも読めるようにする。 */
.article-diagrams .article-figure { max-width: 780px; margin: 28px 0; overflow: hidden; border: 1px solid #d3e0e8; border-radius: 16px; background: #fff; }
.article-diagrams .article-figure img { display: block; width: 100%; height: auto; }
.article-diagrams .article-figure figcaption { display: flex; align-items: center; justify-content: space-between; gap: 12px 20px; padding: 12px 18px; border-top: 1px solid #d3e0e8; background: #f4fafc; color: #496274; font-size: 13px; font-weight: 400; line-height: 1.8; }
.article-diagrams .article-figure figcaption > span { min-width: 0; }
.article-diagrams .figure-expand { flex: 0 0 auto; display: inline-flex; align-items: center; min-height: 44px; padding: 0; border: 0; background: none; color: #082e54; font: inherit; font-size: 12px; text-decoration: underline; text-underline-offset: 4px; cursor: pointer; }
.article-diagrams .figure-expand:focus-visible, .article-diagrams .figure-close:focus-visible { outline: 3px solid #c54b08; outline-offset: 3px; }
.article-diagrams .figure-dialog { width: min(1040px, calc(100vw - 24px)); max-width: none; max-height: 92vh; padding: 16px; box-sizing: border-box; border: 1px solid #d3e0e8; border-radius: 16px; background: #fff; color: #082e54; }
.article-diagrams .figure-dialog::backdrop { background: rgb(8 46 84 / 60%); }
.article-diagrams .figure-dialog-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 10px; }
.article-diagrams .figure-dialog h2 { margin: 0; font-size: 17px; }
.article-diagrams .figure-close { min-width: 72px; min-height: 44px; border: 1px solid #d3e0e8; border-radius: 8px; background: #edf8fe; color: #082e54; font: inherit; cursor: pointer; }
.article-diagrams .figure-dialog-hint { margin: 0 0 10px; color: #496274; font-size: 12px; }
.article-diagrams .figure-scroll { max-height: calc(92vh - 126px); overflow: auto; overscroll-behavior: contain; }
.article-diagrams .figure-scroll img { display: block; width: 960px; max-width: none; height: 640px; margin-inline: auto; }
@media (max-width: 680px) {
  .article-diagrams .article-figure { margin: 22px 0; border-radius: 12px; }
  .article-diagrams .article-figure figcaption { display: block; padding: 10px 14px 4px; font-size: 12px; }
  .article-diagrams .article-figure figcaption > span { display: block; }
}