#bamera-whatsapp {
  position: fixed;
  z-index: 19;
  right: max(24px, env(safe-area-inset-right));
  bottom: max(24px, env(safe-area-inset-bottom));
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border: 1px solid rgb(255 255 255 / 35%);
  border-radius: 50%;
  background: #25d366;
  color: #083c23;
  box-shadow: 0 4px 20px rgb(0 0 0 / 22%);
  text-decoration: none;
  transition: transform 180ms ease, background-color 180ms ease;
}
#bamera-whatsapp:hover { background: #35e477; transform: translateY(-3px); }
#bamera-whatsapp:focus-visible { outline: 3px solid #fff; outline-offset: 4px; box-shadow: 0 0 0 7px #083c23; }
body:has(.lightbox) #bamera-whatsapp,
body:has(.menu-button[aria-expanded="true"]) #bamera-whatsapp { visibility: hidden; }
@media (max-width: 760px) {
  #bamera-whatsapp {
    width: 56px;
    height: 56px;
    right: max(16px, env(safe-area-inset-right));
    bottom: max(16px, env(safe-area-inset-bottom));
  }
}
@media (prefers-reduced-motion: reduce) {
  #bamera-whatsapp { transition: none; }
  #bamera-whatsapp:hover { transform: none; }
}