.apf-tooltip-icon {
  display: inline-block;
  margin-left: 6px;
  cursor: pointer;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  text-align: center;
  line-height: 18px;
  font-size: 13px;
  background: #f3f3f3;
  color: #2b2b2b;
  font-weight: bold;
  position: relative;
  transition: background 0.2s ease;
}
.apf-tooltip-icon:hover {
  background: #f3f3f3;
}
.apf-tooltip-icon::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 130%;
  left: 50%;
  transform: translateX(-50%);
  background: #f9f9f9;
  color: #333;
  padding: 6px 10px;
  font-size: 13px;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  opacity: 0;
  white-space: nowrap;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 9999;
}
.apf-tooltip-icon:hover::after {
  opacity: 1;
}