.version-badge {
  position: fixed;
  top: 8px;
  right: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  opacity: 0.8;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  z-index: 9999;
  user-select: none;
  cursor: pointer;
  text-decoration: none;
}

.version-tooltip {
  display: none;
  position: fixed;
  top: 32px;
  right: 10px;
  background: rgba(0, 0, 0, 0.85);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 12px;
  z-index: 9999;
  max-width: 680px;
  line-height: 1.5;
}

.version-badge:hover + .version-tooltip:not(:empty),
.version-tooltip:not(:empty):hover {
  display: block;
}

.version-tooltip h4 {
  margin: 0 0 6px;
  font-size: 13px;
}

.version-tooltip ul {
  margin: 0;
  padding-left: 0;
  list-style: none;
}

.version-tooltip li {
  margin-bottom: 2px;
  padding-left: 12px;
  text-indent: -8px;
}

.version-tooltip li::before {
  content: '•';
  margin-right: 4px;
}