/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 56px;
  height: 56px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.4), 0 2px 6px rgba(0, 0, 0, 0.15);
  text-decoration: none;
  z-index: 1200;
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease;
}
.whatsapp-float i { font-size: 28px; line-height: 1; }
.whatsapp-float:hover {
  transform: translateY(-2px) scale(1.04);
  background-color: #1ebe57;
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.5), 0 3px 7px rgba(0, 0, 0, 0.18);
}
@media (max-width: 576px) {
  .whatsapp-float { bottom: 72px; right: 16px; width: 54px; height: 54px; }
}