.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: max(24px, env(safe-area-inset-bottom));
  z-index: 9999;
  width: 60px;
  height: 60px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  background-color: #25d366;
  border-radius: 50%;
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.32);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  color: #ffffff;
  transform: scale(1.08);
  box-shadow: 0 10px 26px rgba(37, 211, 102, 0.46);
}

.whatsapp-float:focus-visible {
  outline: 3px solid rgba(37, 211, 102, 0.45);
  outline-offset: 3px;
}

.whatsapp-float svg {
  width: 34px;
  height: 34px;
  fill: currentColor;
}

@media (max-width: 640px) {
  .whatsapp-float {
    right: 16px;
    bottom: max(16px, env(safe-area-inset-bottom));
    width: 52px;
    height: 52px;
  }

  .whatsapp-float svg {
    width: 29px;
    height: 29px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-float {
    transition: none;
  }
}