/* Expanded Chinese readers use the existing Wiki shell and theme tokens. */
.wiki-topic { --pg-control-height: 40px; }
.wiki-topic .pg-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; margin: 0; color: var(--pg-ink-2); font: 500 13px/20px var(--pg-font); }
.wiki-topic .pg-filter-bar { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 16px; }
.wiki-topic .pg-filter-bar > .pg-field { flex: 1 1 180px; max-width: 20rem; }
.wiki-topic .pg-filter-bar > .pg-field--search { flex-basis: 280px; max-width: 24rem; }
.wiki-topic .form-control.pg-control { display: block; width: 100%; min-width: 0; height: var(--pg-control-height); margin: 0; padding: 8px 12px; border: 1px solid var(--pg-line-strong); border-radius: 5px; background-color: var(--pg-surface); color: var(--pg-ink); font: 400 13px/22px var(--pg-font); box-shadow: none; }
.wiki-topic .pg-control:focus { border-color: var(--pg-blue); outline: 2px solid var(--pg-blue); outline-offset: 2px; }
.wiki-topic .btn.pg-button { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; gap: 6px; width: auto; min-height: var(--pg-control-height); margin: 0; padding: 8px 14px; border-width: 1px; border-radius: 5px; font: 500 13px/22px var(--pg-font); text-decoration: none; white-space: nowrap; cursor: pointer; }
.wiki-topic .pg-button[hidden] { display: none; }
.wiki-topic .pg-button.btn-outline-secondary { background: var(--pg-surface); border-color: var(--pg-line-strong); color: var(--pg-ink-2); }
.wiki-topic .pg-button.btn-outline-secondary:hover { background: var(--pg-wash); border-color: var(--pg-muted); color: var(--pg-ink); }
.wiki-topic .pg-button:focus-visible { outline: 2px solid var(--pg-blue); outline-offset: 3px; }
.encyclopedia-heading { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 24px; margin-bottom: 12px; }
#pgContentWrap .encyclopedia-title { margin-bottom: 0; }
.wiki-topic .topic-title { overflow-wrap: anywhere; }
.wiki-topic .topic-table tbody th { width: auto; }
.wiki-topic .encyclopedia-entries { list-style: none; margin: 12px 0; padding: 0; }
.encyclopedia-entry { padding: 16px 0; border-top: 1px solid var(--pg-line); }
.encyclopedia-entry-heading { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 12px; }
.encyclopedia-entry .topic-name { font: 600 15px/1.6 var(--pg-font-mono); overflow-wrap: anywhere; }
.encyclopedia-chip { font-size: 11px; color: var(--pg-ink-2); }
.wiki-topic .encyclopedia-summary { margin: 6px 0 10px; font-size: 13px; line-height: 1.7; color: var(--pg-ink-2); overflow-wrap: anywhere; }
.wiki-topic .encyclopedia-entry .topic-name-zh { margin: 4px 0; }
.encyclopedia-history { display: flex; flex-wrap: wrap; gap: 5px; }
#pgContentWrap .encyclopedia-version { display: inline-flex; justify-content: center; min-width: 28px; padding: 2px 5px; border: 1px solid var(--pg-line-strong); border-radius: 3px; color: var(--pg-ink-2); background: var(--pg-surface); font: 400 10px/1.5 var(--pg-font-mono); }
#pgContentWrap .encyclopedia-version--added { border-color: var(--state-add); background: color-mix(in srgb, var(--state-add) 10%, var(--pg-surface)); }
#pgContentWrap .encyclopedia-version--changed { border-color: var(--state-chg); background: color-mix(in srgb, var(--state-chg) 10%, var(--pg-surface)); }
#pgContentWrap .encyclopedia-version--removed { border-color: var(--state-del); border-style: dashed; }
#pgContentWrap .encyclopedia-version--absent { border-style: dotted; color: var(--pg-muted); }
.encyclopedia-version.is-current { outline: 1px solid var(--pg-ink-2); outline-offset: 1px; }
.encyclopedia-version:focus-visible { outline: 2px solid var(--pg-blue); outline-offset: 2px; }
.encyclopedia-empty { padding: 24px 0; font-size: 14px; }
.wiki-topic .topic-pages { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin: 16px 0; font-size: 13px; }
.wiki-topic .topic-facts dt, .wiki-topic .topic-facts dd { min-width: 0; overflow-wrap: anywhere; }
.wiki-topic .topic-provenance dd code { white-space: normal; overflow-wrap: anywhere; }
.wiki-topic .topic-manual { min-width: 0; overflow-wrap: anywhere; }
.wiki-topic .topic-manual div.table { display: block; max-width: 100%; }
.wiki-topic .topic-manual table { display: block; max-width: 100%; overflow-x: auto; font-size: 13px; }
.wiki-topic .topic-manual td, .wiki-topic .topic-manual th { padding: 8px 12px; border: 1px solid var(--pg-line); vertical-align: top; }
.wiki-topic .topic-manual pre, .wiki-topic .topic-diff { max-width: 100%; overflow-x: auto; }
.wiki-topic #sources a { overflow-wrap: anywhere; }
.wiki-topic .topic-layout { overflow-x: auto; }
.encyclopedia-page-diagram { width: 100%; height: auto; min-width: 300px; }
.encyclopedia-localization { border-left: 2px solid var(--pg-line-strong); padding-left: 14px; color: var(--pg-ink-2); font-size: 13px; }
@media (max-width: 640px) {
  .wiki-topic .pg-filter-bar > .pg-field { max-width: none; }
  .encyclopedia-heading { align-items: flex-start; }
}