.whatsaap-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #22C55E, #2563EB);
  border: 1px solid rgba(248, 250, 252, 0.18);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.34);
  z-index: 9999;
  text-decoration: none;
  animation: whatsaapPulse 2.2s ease-in-out infinite;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.whatsaap-float::before,
.whatsaap-float::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid rgba(34, 197, 94, 0.32);
  animation: whatsaapRing 2.2s ease-out infinite;
}

.whatsaap-float::after {
  animation-delay: 1.1s;
}

.whatsaap-float:hover,
.whatsaap-float:focus-visible {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 22px 42px rgba(15, 23, 42, 0.42);
  outline: none;
}

.whatsaap-float img {
  width: 30px;
  height: 30px;
  position: relative;
  z-index: 1;
}

@keyframes whatsaapPulse {
  0%, 100% {
    transform: translateY(0) scale(1);
  }

  50% {
    transform: translateY(-3px) scale(1.04);
  }
}

@keyframes whatsaapRing {
  0% {
    transform: scale(0.9);
    opacity: 0.9;
  }

  100% {
    transform: scale(1.32);
    opacity: 0;
  }
}

@media (max-width: 640px) {
  .whatsaap-float {
    right: 16px;
    bottom: 16px;
    width: 64px;
    height: 64px;
  }
}