#language-whatsapp-button {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1000;
  display: none;
  width: 58px;
  height: 58px;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.24);
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

#language-whatsapp-button.is-visible {
  display: flex;
}

#language-whatsapp-button:hover {
  background: #1ebe5d;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px) scale(1.04);
}

#language-whatsapp-button:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 3px;
}

#language-whatsapp-button svg {
  width: 31px;
  height: 31px;
  fill: currentColor;
}

@media (max-width: 640px) {
  #language-whatsapp-button {
    right: 18px;
    bottom: 18px;
    width: 54px;
    height: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  #language-whatsapp-button {
    transition: none;
  }
}