/* Universal tooltip via data-tooltip attribute */
[data-tooltip] {
  position: relative;
}
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  transform: translateY(4px);
  background: #0F172A;
  color: white;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.85em;
  font-weight: 500;
  line-height: 1.5;
  white-space: normal;
  width: 280px;
  max-width: min(280px, calc(100vw - 40px));
  text-align: left;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 1000;
}
[data-tooltip]::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 12px;
  transform: none;
  border: 6px solid transparent;
  border-top-color: #0F172A;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 1000;
}
[data-tooltip]:hover::after,
[data-tooltip]:focus::after {
  opacity: 1;
  transform: translateY(0);
}
[data-tooltip]:hover::before,
[data-tooltip]:focus::before {
  opacity: 1;
}
/* Для wizard-dot (кружочки шагов) — центрируем тултип над кружком */
.wizard-dot[data-tooltip]::after {
  left: 50%;
  transform: translateX(-50%) translateY(4px);
}
.wizard-dot[data-tooltip]::before {
  left: 50%;
  transform: translateX(-50%);
}
.wizard-dot[data-tooltip]:hover::after,
.wizard-dot[data-tooltip]:focus::after {
  transform: translateX(-50%) translateY(0);
}
/* Mobile: уменьшаем tooltip */
@media (max-width: 600px) {
  [data-tooltip]::after {
    width: 220px;
    font-size: 0.8em;
  }
}
/* Пустой data-tooltip не должен рисовать пустой чёрный блок */
[data-tooltip=""]::after,
[data-tooltip=""]::before {
  display: none;
}