.help-alert {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: 8px;

  width: 22px;
  height: 22px;
  font-size: 16px;
  font-weight: 800;

  border-radius: 50%;
  background-color: var(--highlight-color);
  color: #fff;

  cursor: pointer;
  user-select: none;

  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

/* feedback au tap / clic */
.help-alert:active {
  transform: scale(0.92);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}