/* 操作画面より目立たせず、検索・初見ユーザー向けの概要だけを上部へ補足する */
.page-overview {
  box-sizing: border-box;
  width: min(920px, calc(100% - 24px));
  margin: 10px auto;
  padding: 9px 13px;
  border: 1px solid rgba(100, 116, 139, 0.22);
  border-radius: 9px;
  background: rgba(148, 163, 184, 0.09);
  color: inherit;
  opacity: 0.72;
  font: 400 12px/1.65 system-ui, -apple-system, "Segoe UI", "Meiryo", sans-serif;
  letter-spacing: 0.01em;
}

.page-overview p {
  margin: 0;
}

/* 高さ固定の制作画面ではレイアウト計算へ入れず、上端に薄く重ねる */
.page-overview--overlay {
  position: fixed;
  top: 72px;
  left: 50%;
  z-index: 100;
  margin: 0;
  transform: translateX(-50%);
  pointer-events: none;
}

.page-overview [lang="en"] {
  display: none;
}

html[lang="en"] .page-overview [lang="ja"] {
  display: none;
}

html[lang="en"] .page-overview [lang="en"] {
  display: block;
}

html.dark .page-overview,
html.theme-dark .page-overview,
html[data-theme="dark"] .page-overview {
  border-color: rgba(148, 163, 184, 0.18);
  background: rgba(148, 163, 184, 0.07);
}

@media (prefers-color-scheme: dark) {
  html:not(.light):not([data-theme="light"]) .page-overview {
    border-color: rgba(148, 163, 184, 0.18);
    background: rgba(148, 163, 184, 0.07);
  }
}

@media (max-width: 640px) {
  .page-overview {
    width: calc(100% - 16px);
    margin-block: 7px;
    padding: 8px 10px;
    font-size: 11px;
  }
}