.whatsapp-float{position:fixed;right:24px;bottom:24px;z-index:250;width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#25D366;color:#fff;text-decoration:none;box-shadow:0 10px 30px rgba(13,31,60,.28);transition:transform .2s ease,box-shadow .2s ease}
.whatsapp-float:hover{transform:translateY(-3px) scale(1.04);box-shadow:0 14px 36px rgba(13,31,60,.34)}
.whatsapp-float:active{transform:translateY(0) scale(.98)}
.whatsapp-float:focus-visible{outline:3px solid #fff;outline-offset:3px;box-shadow:0 0 0 6px #25D366}
.whatsapp-float svg{width:31px;height:31px;display:block;fill:currentColor}
@media(max-width:600px){.whatsapp-float{right:16px;bottom:16px;width:56px;height:56px}.whatsapp-float svg{width:29px;height:29px}}
@media(prefers-reduced-motion:reduce){.whatsapp-float{transition:none}}