.footer-release-version {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 34px;
  height: 34px;
  z-index: 9997;
}

.footer-release-version__trigger {
  display: block;
  width: 34px;
  height: 34px;
  border: 0;
  padding: 0;
  background: transparent;
  cursor: pointer;
}

.footer-release-version__tooltip {
  position: absolute;
  left: 0;
  bottom: 42px;
  transform: translateY(4px);
  min-width: max-content;
  padding: 8px 10px;
  border-radius: 8px;
  background: rgba(24, 18, 18, 0.92);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
  white-space: nowrap;
}

.footer-release-version__tooltip::after {
  content: "";
  position: absolute;
  left: 10px;
  bottom: -5px;
  width: 10px;
  height: 10px;
  background: rgba(24, 18, 18, 0.92);
  transform: rotate(45deg);
}

.footer-release-version.is-visible .footer-release-version__tooltip,
.footer-release-version__trigger:focus-visible + .footer-release-version__tooltip {
  opacity: 1;
  transform: translateY(0);
}

.footer-release-version__trigger:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}