/*
  Ícone de tooltip pulsante.
  Uso (com .tooltip de tooltips.css):

  <h2 class="page-section__heading">
    <span class="tooltip tooltip--icon" tabindex="0">
      <span class="material-symbols-rounded sm tooltip__icon" aria-hidden="true"
        >info</span
      >
      <span class="tooltip__content" role="tooltip">Sua mensagem</span>
    </span>
    Título da seção
  </h2>
*/

@keyframes tooltip-icon-pulse {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--color-brand-500) 45%, transparent);
  }
  50% {
    transform: scale(1.06);
    box-shadow: 0 0 0 6px color-mix(in srgb, var(--color-brand-500) 0%, transparent);
  }
}

.page-section__heading {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  margin: 0;
}

.tooltip--icon {
  flex-shrink: 0;
  vertical-align: middle;
}

.tooltip__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 9999px;
  color: var(--color-brand-700);
  background: var(--color-brand-50);
  cursor: help;
  animation: tooltip-icon-pulse 1.8s ease-in-out infinite;
}

.tooltip--icon:hover .tooltip__icon,
.tooltip--icon:focus-within .tooltip__icon,
.tooltip--icon:focus .tooltip__icon {
  animation: none;
  color: var(--color-brand-800);
  background: var(--color-brand-100);
  box-shadow: none;
  transform: scale(1);
}

.tooltip--icon:focus {
  outline: none;
}

.tooltip--icon:focus-visible .tooltip__icon {
  outline: 2px solid var(--color-brand-400);
  outline-offset: 2px;
}