.version-badge {
  position: absolute;
  top: 78px;
  right: 12px;
  z-index: 9999;
  max-width: calc(100vw - 24px);
  padding: 8px 12px;
  overflow: hidden;
  color: #fffaf2;
  background: rgba(17, 17, 17, 0.82);
  border: 1px solid rgba(248, 244, 238, 0.22);
  border-radius: 4px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(12px);
  font-family: "Noto Sans JP", "Hiragino Sans", system-ui, sans-serif;
  font-size: 10px;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
  pointer-events: none;
}

@media (max-width: 600px) {
  .version-badge {
    position: absolute;
    top: 68px;
    right: 6px;
    max-width: calc(100vw - 12px);
    padding: 4px 6px;
    border-width: 1px;
    border-radius: 3px;
    background: rgba(17, 17, 17, 0.76);
    box-shadow: none;
    text-align: right;
    font-size: 7px;
    opacity: 0.72;
    pointer-events: none;
  }
}