/* Navigation and asynchronous interaction refinements. */
[hidden] { display: none !important; }
.nav-search-region { flex: 0 0 auto; min-width: 0; }
.nav-search { display: flex; align-items: center; gap: 7px; min-width: 0; padding: 3px 9px; border: 1px solid var(--line); border-radius: 8px; background: #f8fafb; }
.nav-search:focus-within { background: #fff; border-color: var(--primary); box-shadow: 0 0 0 3px #0f766e15; }
.nav-search > svg { width: 16px; height: 16px; color: #687b83; }
.nav-search input { width: 100%; min-width: 0; min-height: 32px; padding: 4px 0; border: 0; outline: none; background: transparent; box-shadow: none; font-size: 13px; }
.nav-search input:focus { outline: none; box-shadow: none; }
.nav-search input::-webkit-search-cancel-button { display: none; }
.nav-search button { flex: 0 0 28px; width: 28px; min-height: 28px; padding: 0; background: transparent; color: var(--muted); font-size: 20px; }
#navSearchStatus { margin: 7px 2px 0; font-size: 12px; color: var(--muted); line-height: 1.5; }
#navSearchStatus:empty { display: none; }
.nav-btn.active { box-shadow: inset 3px 0 var(--primary); }
.nav-btn, .bottom-nav-btn { -webkit-tap-highlight-color: transparent; }
.main.is-loading #content { visibility: hidden; pointer-events: none; min-height: 280px; }
.main { position: relative; }
.main.is-loading::after { content: "正在加载…"; position: absolute; top: 180px; left: 50%; transform: translateX(-50%); padding: 10px 18px; border: 1px solid var(--line); border-radius: 24px; background: #fff; color: var(--muted); font-size: 13px; box-shadow: 0 4px 18px #102a4310; }
.form-submit-error { padding: 12px 14px; border: 1px solid #fecaca; border-radius: 8px; background: #fff4f3; color: #a52b28; font-size: 14px; line-height: 1.6; overflow-wrap: anywhere; }
#toast { max-width: min(520px, calc(100vw - 32px)); overflow-wrap: anywhere; line-height: 1.55; }
@media (min-width: 861px) {
  .sidebar .mobile-only { display: none; }
}
@media (max-width: 860px) {
  .nav-search { padding: 4px 10px; }
  .nav-search input { min-height: 38px; font-size: 16px; }
  .nav-search button { min-height: 36px; flex-basis: 36px; }
  .main.is-loading::after { top: 110px; }
  .mobile-table td > * { grid-column: 2; min-width: 0; max-width: 100%; }
  .mobile-table td::before { grid-column: 1; grid-row: 1; }
  .mobile-table td > br { display: none; }
  .mobile-table td[data-label="操作"] { row-gap: 6px; }
  .toolbar.has-filters > * { min-width: 0; max-width: 100%; }
  .toolbar.has-filters select, .toolbar.has-filters input { width: 100%; }
}