.whatsapp-float {
  position: fixed;
  z-index: 9998;
  right: 22px;
  bottom: 22px;
  display: flex;
  min-width: 58px;
  height: 58px;
  padding: 0 18px;
  color: #fff;
  background: #25d366;
  border: 2px solid rgba(255, 255, 255, .94);
  border-radius: 999px;
  box-shadow: 0 12px 30px rgba(18, 76, 39, .28);
  align-items: center;
  justify-content: center;
  gap: 9px;
  font: 800 13px/1 Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  text-decoration: none;
  transition: bottom .25s ease, transform .18s ease, box-shadow .18s ease;
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  fill: currentColor;
}

.whatsapp-float:hover {
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(18, 76, 39, .35);
}

.whatsapp-float:focus-visible {
  outline: 3px solid #f89a36;
  outline-offset: 3px;
}

@media (max-width: 680px) {
  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    width: 58px;
    min-width: 58px;
    padding: 0;
  }

  .whatsapp-float span {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
}

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