feat(i18n): add new localization strings for settings and two-step login across multiple languages

style: adjust grid layout for app main and add responsive styles for settings category

style: enhance management styles with new settings category layout and tabs

style: improve responsive design for settings modules and submodules

webapp/src/App.tsx

@@ -1939,6 +1939,7 @@ export default function App() {
     session,
     mobileLayout,
     mobileSidebarToggleKey,
+    themePreference,
     importRoute: IMPORT_ROUTE,
     settingsHomeRoute: SETTINGS_HOME_ROUTE,
     settingsAccountRoute: SETTINGS_ACCOUNT_ROUTE,
@@ -1966,6 +1967,7 @@ export default function App() {
     onNavigate: navigate,
     onLogout: handleLogout,
     onNotify: pushToast,
+    onThemePreferenceChange: setThemePreference,
     onImport: vaultSendActions.importVault,
     onImportEncryptedRaw: vaultSendActions.importEncryptedRaw,
     onExport: vaultSendActions.exportVault,