.ui-hint {
  position: fixed;
  z-index: 5000;
  max-width: min(320px, calc(100vw - 16px));
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  background: #20344d;
  color: #f7fbff;
  box-shadow: 0 8px 24px rgba(19, 36, 58, 0.24);
  font-size: 12px;
  line-height: 1.45;
  white-space: normal;
  overflow-wrap: anywhere;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(2px);
  transition: opacity 0.12s ease, transform 0.12s ease, visibility 0.12s ease;
}

.ui-hint.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.ui-hint[data-placement="top"] {
  transform: translateY(-2px);
}

.ui-hint[data-placement="top"].is-visible {
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .ui-hint {
    transition: none;
  }
}