/* Only the chat surface follows its content pane; login/logs retain their
   original full-page footer. Typography and vertical position are unchanged. */
#app > footer.site-copyright.sw-copyright-chat {
  left: var(--shuowen-copyright-center, 50%);
  right: auto;
  max-width: calc(var(--shuowen-copyright-width, 100vw) - 1.6rem);
  text-align: center;
  transform: translateX(-50%);
}