.whatsapp-fab {
  position: fixed;
  left: max(0.9rem, env(safe-area-inset-left));
  bottom: max(0.9rem, env(safe-area-inset-bottom));
  z-index: 9200;
}

.whatsapp-fab[hidden] {
  display: none !important;
}

.whatsapp-fab__link {
  width: 3.2rem;
  height: 3.2rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.32);
  background: radial-gradient(circle at 35% 25%, #53e17a, #1fa54b 72%);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.34);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.whatsapp-fab__link:hover,
.whatsapp-fab__link:focus-visible {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.42);
}

.whatsapp-fab__icon {
  width: 1.6rem;
  height: 1.6rem;
  color: #fff;
}

.whatsapp-fab__link:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}