.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 80;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 17px 0 13px;
  border-radius: 999px;
  background: #25d366;
  color: #06130b;
  font-weight: 800;
  font-size: .82rem;
  box-shadow: 0 12px 36px rgba(0,0,0,.42), 0 0 0 1px rgba(255,255,255,.2);
  transition: transform .2s, filter .2s;
}
.whatsapp-float:hover { transform: translateY(-3px); filter: brightness(1.06); }
.whatsapp-float:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.whatsapp-float svg { width: 23px; height: 23px; fill: currentColor; flex: none; }
@media (max-width: 640px) {
  .whatsapp-float { right: 50%; transform: translateX(50%); bottom: 14px; min-height: 46px; padding: 0 15px 0 12px; }
  .whatsapp-float:hover { transform: translateX(50%) translateY(-3px); }
  .whatsapp-float span { font-size: .78rem; }
}