/* 解説記事の要点・時系列・用語・表を同じ組版で読むための部品。
   本文はHTMLの文字として残し、画像を読めなくても要点が分かる構造にする。 */
.wn-article-guide {
  color: var(--c-text);
  line-height: 1.9;
  overflow-wrap: anywhere;
}

.post-single__content .wn-article-guide p { margin-block: 0 1.2em; }
.post-single__content .wn-article-guide h2 { scroll-margin-top: calc(var(--header-h) + 1.5rem); }
.wn-article-guide .wn-article-guide__asof,
.wn-article-guide .wn-article-guide__source,
.wn-article-guide .wn-article-guide__history {
  color: var(--c-text-mute);
  font-size: .9375rem;
  line-height: 1.85;
}

.wn-article-guide .wn-article-guide__summary {
  margin-block: 1.5rem 2rem;
  padding: 1.25rem clamp(1rem, 3vw, 1.75rem);
  border-block: 2px solid var(--c-accent-deep);
  background: var(--c-mist);
}

.wn-article-guide .wn-article-guide__summary p:last-child,
.wn-article-guide .wn-article-guide__summary ul:last-child { margin-bottom: 0; }
.wn-article-guide .wn-article-guide__summary li + li { margin-top: .8rem; }
.wn-article-guide .wn-article-guide__note {
  margin-block: 1.4rem;
  padding: 1rem 1.25rem;
  border-left: 4px solid var(--c-accent-deep);
  background: var(--c-mist);
}

.wn-article-guide figure { margin: 1.75rem 0; }
.post-single__content .wn-article-guide figcaption {
  margin-block: .75rem;
  color: var(--c-text-mute);
  font-size: .9375rem;
  line-height: 1.75;
  text-align: left;
}

/* 二列表は狭い画面でも折り返す。旧記事向けの表クラスとは分けて幅を管理する。 */
.post-single__content .wn-article-guide .wn-article-guide__table {
  max-width: 100%;
  padding: 0;
  overflow: visible;
}
.post-single__content .wn-article-guide .wn-article-guide__table table {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  margin: 0;
  table-layout: fixed;
  background: var(--c-paper);
}
.post-single__content .wn-article-guide .wn-article-guide__table th,
.post-single__content .wn-article-guide .wn-article-guide__table td {
  padding: .9rem 1rem;
  color: var(--c-text);
  border: 1px solid var(--c-border);
  vertical-align: top;
  line-height: 1.85;
  overflow-wrap: anywhere;
}
.post-single__content .wn-article-guide .wn-article-guide__table th:first-child { width: 31%; }
.post-single__content .wn-article-guide .wn-article-guide__table th { background: var(--c-mist); }
.post-single__content .wn-article-guide .wn-article-guide__table td { background: var(--c-paper); }
.post-single__content .wn-article-guide .wn-article-guide__table p:last-child { margin-bottom: 0; }

.wn-article-guide .wn-article-guide__timeline ol {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--c-border);
}
.wn-article-guide .wn-article-guide__timeline ol > li {
  position: relative;
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  gap: 1rem;
  margin: 0 0 1.25rem;
  padding-left: 1.25rem;
}
.wn-article-guide .wn-article-guide__timeline ol > li::before {
  content: "";
  position: absolute;
  left: -.36rem;
  top: .55rem;
  width: .6rem;
  height: .6rem;
  border-radius: 50%;
  background: var(--c-accent-deep);
}
.wn-article-guide .wn-article-guide__timeline-date { color: var(--c-text); font-weight: 700; }
.wn-article-guide .wn-article-guide__timeline-body { min-width: 0; }
.wn-article-guide .wn-article-guide__timeline-body p:last-child { margin-bottom: 0; }

.wn-article-guide .wn-article-guide__terms { margin: 0; }
.wn-article-guide .wn-article-guide__term {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  gap: 1rem;
  padding-block: 1.1rem;
  border-bottom: 1px solid var(--c-border);
}
.wn-article-guide .wn-article-guide__term:first-child { border-top: 1px solid var(--c-border); }
.wn-article-guide .wn-article-guide__term dt { margin: 0; color: var(--c-text); font-weight: 700; }
.wn-article-guide .wn-article-guide__term dd { margin: 0; }
.wn-article-guide .wn-article-guide__history { padding-left: 1.35rem; }

@media (max-width: 480px) {
  /* 狭い画面では各行を見出し→説明の順に積み、表の関係はHTMLのrole/scopeで保持する。 */
  .post-single__content .wn-article-guide .wn-article-guide__table table,
  .post-single__content .wn-article-guide .wn-article-guide__table tbody { display: block; }
  .post-single__content .wn-article-guide .wn-article-guide__table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }
  .post-single__content .wn-article-guide .wn-article-guide__table tbody tr {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }
  .post-single__content .wn-article-guide .wn-article-guide__table th:first-child { width: auto; }
  .post-single__content .wn-article-guide .wn-article-guide__table th,
  .post-single__content .wn-article-guide .wn-article-guide__table td { padding: .75rem .65rem; font-size: .9375rem; }
  .wn-article-guide .wn-article-guide__timeline ol > li,
  .wn-article-guide .wn-article-guide__term { grid-template-columns: minmax(0, 1fr); gap: .35rem; }
}