.pxh-guide-button {
  position: absolute;
  top: .5rem;
  right: .5rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.6rem;
  height: 1.35rem;
  padding: 0 .35rem;
  border: 1px solid currentColor;
  border-radius: .25rem;
  font-size: .68rem;
  font-weight: 600;
  line-height: 1;
  cursor: help;
  color: var(--app-accent, #2e6db8);
  border-color: var(--app-border-strong, #96b6de);
  background: linear-gradient(
      180deg,
      var(--app-surface-0, rgba(255, 255, 255, 0.92)),
      var(--app-surface-1, rgba(244, 248, 255, 0.96))
  );
  box-shadow: 0 0 0 0 rgba(0, 0, 0, 0);
  transition:
      background-color 160ms ease,
      border-color 160ms ease,
      color 160ms ease,
      box-shadow 160ms ease,
      transform 160ms ease;
}

.pxh-guide-button:hover,
.pxh-guide-button:focus-visible {
  color: var(--app-text-primary, #ffffff);
  border-color: var(--app-accent-soft, #7cb4ff);
  background: linear-gradient(
      180deg,
      var(--app-accent, #2e6db8),
      var(--app-accent-strong, #1f5a9d)
  );
  box-shadow: 0 0 0 0.18rem var(--app-indicator-shadow, rgba(95, 168, 255, 0.35));
  transform: translateY(-1px);
}

.pxh-guide-button:focus-visible {
  outline: none;
}

.pxh-guide-button-debug {
  border-style: dashed;
}