.wv-chat{  position:fixed;  bottom:80px;  z-index:9999;  display:flex;  flex-direction:column;  gap:12px;}.wv-pos-right{ right:22px; }.wv-pos-left{  left:22px; }.wv-chat-btn{  display:inline-flex;  width:48px;height:48px;  border-radius:999px;  align-items:center;justify-content:center;  color:#fff;  background:var(--wv-color, #0ea5e9);  box-shadow:0 10px 24px rgba(2,6,23,.14);  transition:transform .15s ease, box-shadow .15s ease;  animation:wv-pulse 1.8s ease-in-out infinite;}.wv-chat-btn:hover{  transform:translateY(-2px) scale(1.04);  box-shadow:0 12px 26px rgba(2,6,23,.18);}@keyframes wv-pulse{  0% { box-shadow:0 0 0 0 rgba(2, 132, 199, .45); }  70% { box-shadow:0 0 0 14px rgba(2, 132, 199, 0); }  100% { box-shadow:0 0 0 0 rgba(2, 132, 199, 0); }}.wv-chat-btn svg{ width:40px;height:40px; display:block; }