html,
body {
  background: var(--app-canvas-bg);
}

body {
  margin: 0;
  overflow: hidden;
}

#loadingScreen {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--app-canvas-bg);
  z-index: 99999;
  transition: opacity var(--sys-motion-normal) ease;
}

#loadingScreen.loading-exit {
  opacity: 0;
  pointer-events: none;
}

#loadingScreen .loading-stack {
  display: grid;
  justify-items: center;
  gap: 12px;
}

#loadingScreen p {
  margin: 0;
  color: var(--control-color-muted);
  font: var(--control-font-size-secondary) -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

#authScreen {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: var(--app-canvas-bg);
  z-index: 9999;
  opacity: 0;
  transition: opacity var(--sys-motion-normal) ease;
}

#authScreen.auth-visible {
  opacity: 1;
}