.whatsapp-float-btn{position:fixed;bottom:40px;left:40px;z-index:999;display:flex;align-items:center;justify-content:center;width:58px;height:58px;border-radius:50%;background:#25d366;background:linear-gradient(135deg,#25d366,#1ebe5d);color:#ffffff;box-shadow:0 8px 24px rgba(37,211,102,.4);text-decoration:none;cursor:pointer;transition:transform .3s cubic-bezier(.34,1.56,.64,1),box-shadow .3s ease,background-color .3s ease}.whatsapp-float-btn:hover{transform:scale(1.05) translateY(-3px);box-shadow:0 12px 30px rgba(37,211,102,.55)}.whatsapp-float-btn__icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;color:#ffffff}.whatsapp-float-btn__icon svg{width:100%;height:100%;fill:currentColor}@media (max-width:768px){.whatsapp-float-btn{bottom:24px;left:24px;width:52px;height:52px}.whatsapp-float-btn__icon{width:28px;height:28px}}