/* Eager Sites shell: reserve the destination before deferred assets/auth load.
   Keep Home mounted so leaving Sites restores the same conversation and draft. */
body.sites-page-open :is(#chatbox, .avatarSection, #networkCont, #compareCont,
  #actionsHubPage, #libraryPage, #usagePage, #flashcardsPage, #providerKeysPage,
  #account_settingsCont, #profilePage, #zbPagesHost, #menubar,
  #inputMessageCont, #modelOptions, #models, #activityButtonsCont) {
  display: none !important;
}
#zbSitesHost {
  position: fixed;
  inset: 0 0 0 var(--zb-agent-browser-left, 52px);
  overflow: auto;
  z-index: 30;
  background: var(--bg-100, #fff);
  color: var(--text-100, #292927);
}
#zbSitesHost[hidden] { display: none !important; }
#zbSitesHost > .sites-loading { padding: 36px 48px; }
#zbSitesHost > .sites-loading h1 { margin: 0 0 16px; font-size: 26px; }
@media (max-width: 769px) {
  #zbSitesHost { left: 0; }
  #zbSitesHost > .sites-loading { padding: 24px 20px; }
}