.univga-wa-bubble{
  position:fixed; right:18px; bottom:18px;
  background:#25D366; color:#fff; border-radius:999px;
  padding:12px 16px; box-shadow:0 6px 20px rgba(0,0,0,.15);
  display:flex; align-items:center; gap:8px; cursor:pointer; z-index:9999;
}
.univga-wa-bubble:hover{filter:brightness(1.05)}
.univga-wa-bubble .label{font-weight:600}