.whatsapp-float{position:fixed;right:calc(24px + env(safe-area-inset-right,0px));bottom:calc(24px + env(safe-area-inset-bottom,0px));z-index:45;width:56px;height:56px;display:grid;place-items:center;border-radius:50%;background:#25d366;box-shadow:0 6px 18px rgba(0,0,0,.2);transition:transform .2s,opacity .2s,visibility .2s;text-decoration:none}
.whatsapp-float:hover{transform:translateY(-3px);background:#20bd5a}
.whatsapp-float:focus-visible{outline:3px solid #07142e;outline-offset:4px}
.whatsapp-float img{display:block;width:30px;height:30px;filter:brightness(0) invert(1)}
.whatsapp-float.is-obstructed,.modal-backdrop.open~.whatsapp-float{opacity:0;visibility:hidden;pointer-events:none}
@media(max-width:600px){.whatsapp-float{right:calc(16px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));width:56px;height:56px}}
@media(prefers-reduced-motion:reduce){.whatsapp-float{transition:none}}