.tooltip-touch {
  position: relative;
  border-bottom: 1px dotted #000;
  color: #007bff;
  cursor: pointer;
}

.tooltip-text {
  visibility: hidden;
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-10%);
  background: #333;
  color: white;
  padding: 8px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.3s;
}

/* Active state triggered by JavaScript */
.tooltip-touch.active .tooltip-text {
  visibility: visible;
  opacity: 1;
}