.whatsapp-float{position:fixed;right:calc(24px + env(safe-area-inset-right,0px));bottom:calc(24px + env(safe-area-inset-bottom,0px));z-index:90;display:grid;place-items:center;width:60px;height:60px;border-radius:50%;background:#25d366;box-shadow:0 4px 18px #0003;border:1px solid #ffffff35;transition:background .2s,box-shadow .2s}
.whatsapp-float img{display:block;width:32px;height:32px;object-fit:contain;filter:brightness(0) invert(1)}
.whatsapp-float:hover{background:#1ebe5d;box-shadow:0 6px 22px #0004}
.whatsapp-float:focus-visible{outline:3px solid #fff;outline-offset:4px;box-shadow:0 0 0 7px #111}
@media(max-width:700px){.whatsapp-float{width:56px;height:56px;right:calc(16px + env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px))}.whatsapp-float img{width:30px;height:30px}}
@media(prefers-reduced-motion:reduce){.whatsapp-float{transition:none}}