/* Uses the existing search controls and site palette in both theme modes. */
dialog.a4-search-dialog {
  --search-dialog-bg: var(--wx-bg);
  box-sizing: border-box; width: min(860px, calc(100% - 32px));
  max-width: none; max-height: calc(100vh - 32px); max-height: calc(100dvh - 32px);
  margin: auto; padding: 0; border: 1px solid var(--wx-line); border-radius: 12px;
  background: var(--search-dialog-bg); color: var(--wx-text); overflow: hidden;
  box-shadow: 0 18px 70px #0004;
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
}
html[data-theme="dark"] dialog.a4-search-dialog { --search-dialog-bg: var(--wx-panel); }
@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) dialog.a4-search-dialog { --search-dialog-bg: var(--wx-panel); }
}
dialog.a4-search-dialog[open] { display: flex; flex-direction: column; }
dialog.a4-search-dialog:not([open]) { display: none; }
.a4-search-dialog::backdrop { background: rgb(10 27 35 / 58%); }
html.a4-search-open, html.a4-search-open body { overflow: hidden !important; overscroll-behavior: none; }
.a4-search-dialog .a4-search-dialog__header {
  display: grid; grid-template-columns: 52px minmax(0, 1fr) 52px;
  align-items: center; gap: 8px; flex: 0 0 auto; padding: 12px 16px;
  border-bottom: 1px solid var(--wx-line); background: var(--search-dialog-bg);
}
html body .a4-search-dialog h2 {
  grid-column: 2; margin: 0; padding: 0; color: var(--wx-text);
  font: 700 22px/1.4 system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  text-align: center;
}
.a4-search-dialog .a4-search-dialog__close {
  grid-column: 3; width: 52px; min-height: 44px; padding: 8px 0;
  border: 1px solid var(--wx-line); border-radius: 6px;
  background: var(--wx-soft); color: var(--wx-text); cursor: pointer; font: inherit; font-size: 14px;
}
.a4-search-dialog .a4-search-dialog__content {
  box-sizing: border-box; padding: 24px; min-height: 0; width: 100%; overflow: auto;
  overscroll-behavior: contain; -webkit-overflow-scrolling: touch;
}
.a4-search-dialog .site-search-engine-options label { max-width: 100%; }
.a4-search-dialog .site-search-engine-options span { overflow-wrap: anywhere; }
.a4-search-dialog .site-search-engines { margin-bottom: 20px; }
.a4-search-dialog .site-search-controls { flex-wrap: wrap; }
.a4-search-dialog .site-search-controls input { min-height: 46px; }
.a4-search-dialog .site-search-controls button { max-width: 100%; overflow-wrap: anywhere; }
html body .a4-search-dialog .a4-search-dialog__full-page { margin: 18px 0 0; text-align: center; }
html body .a4-search-dialog .a4-search-dialog__full-page a {
  display: inline-flex; align-items: center; min-height: 44px; padding: 4px 12px;
  font-size: 14px; color: var(--wx-link-hover); text-decoration: underline; text-underline-offset: 3px;
}
.a4-search-dialog :is(input, button, a):focus-visible { outline: 3px solid var(--wx-focus); outline-offset: 2px; }
@media (max-width: 600px) {
  dialog.a4-search-dialog { width: calc(100% - 16px); max-height: calc(100dvh - 24px); }
  .a4-search-dialog .a4-search-dialog__header { padding: 8px 10px; }
  .a4-search-dialog .a4-search-dialog__content { padding: 12px; }
  .a4-search-dialog .site-search-engines { margin-bottom: 10px; }
  .a4-search-dialog .site-search-engine-options {
    flex-wrap: nowrap; justify-content: flex-start; gap: 6px; padding: 3px;
    overflow-x: auto; overscroll-behavior-x: contain;
  }
  .a4-search-dialog .site-search-engine-options label { flex: 0 0 auto; max-width: none; }
  .a4-search-dialog .site-search-engine-options label:first-child { margin-left: auto; }
  .a4-search-dialog .site-search-engine-options label:last-child { margin-right: auto; }
  .a4-search-dialog .site-search-engine-options span { white-space: nowrap; overflow-wrap: normal; padding-inline: 10px; }
  .a4-search-dialog .site-search-controls { flex-direction: row; flex-wrap: nowrap; gap: 8px; }
  .a4-search-dialog .site-search-controls input { width: 0; }
  .a4-search-dialog .site-search-controls button { width: auto; max-width: 44%; padding-inline: 10px; }
  html body .a4-search-dialog .a4-search-dialog__full-page { margin-top: 6px; }
}