/**
 * Floating in-app Back FAB (bottom-right).
 * Mirrors #back-to-top (bottom-left) so both can show without overlapping.
 */
#drm-history-back {
  position: fixed;
  bottom: 100px;
  right: 28px;
  z-index: 1000;
  display: none;
  min-width: 44px;
  min-height: 44px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.5s ease;
}

#drm-history-back .ri-arrow-left-line {
  font-size: 1.25rem;
  line-height: 1;
}

#drm-history-back:hover {
  transform: translateY(-2px);
}