.whatsapp-floating{position:fixed;right:24px;bottom:max(24px,env(safe-area-inset-bottom));z-index:100;display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:#25d366;color:#fff;box-shadow:0 4px 20px #0005;text-decoration:none;isolation:isolate}
.whatsapp-floating svg{width:32px;height:32px;fill:currentColor}
.whatsapp-floating::before{content:"";position:absolute;inset:0;border-radius:inherit;background:#25d366;z-index:-1;animation:whatsapp-pulse 2s ease-out infinite;pointer-events:none}
.whatsapp-floating:focus-visible{outline:3px solid #fff;outline-offset:5px}
@keyframes whatsapp-pulse{0%{transform:scale(1);opacity:.55}85%,100%{transform:scale(1.55);opacity:0}}
@media(max-width:767px){.whatsapp-floating{right:18px;bottom:max(18px,env(safe-area-inset-bottom));width:54px;height:54px}}
@media(prefers-reduced-motion:reduce){.whatsapp-floating::before{animation:none;display:none}}