/* ══════════════════════════════════════
   FERRANOVA — WhatsApp Flotante
   ══════════════════════════════════════ */

.ferranova-whatsapp {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--fn-z-whatsapp);
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--fn-trans-normal);
}

.ferranova-whatsapp:hover {
  transform: scale(1.1);
  color: #fff;
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.ferranova-whatsapp__pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #25d366;
  animation: fn-whatsapp-pulse 2s ease-out infinite;
  z-index: -1;
}

@keyframes fn-whatsapp-pulse {
  0% {
    transform: scale(1);
    opacity: 0.5;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

.ferranova-whatsapp__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--fn-gris-800);
  color: var(--fn-blanco);
  padding: 8px 14px;
  border-radius: var(--fn-radio-md);
  font-size: var(--fn-fs-xs);
  font-weight: var(--fn-fw-medium);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--fn-trans-normal);
  pointer-events: none;
}

.ferranova-whatsapp__tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--fn-gris-800);
}

.ferranova-whatsapp:hover .ferranova-whatsapp__tooltip {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 640px) {
  .ferranova-whatsapp {
    width: 52px;
    height: 52px;
    bottom: 16px;
    right: 16px;
  }

  .ferranova-whatsapp__tooltip {
    display: none;
  }
}