.westmore-whatsapp { display: none; }
@media (max-width: 767px) {
.westmore-whatsapp { position: fixed; left: max(18px, env(safe-area-inset-left)); bottom: 22px; z-index: 1000; display: flex; align-items: center; justify-content: center; width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; box-shadow: 0 4px 18px rgba(0,0,0,.22); opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(12px); transition: opacity .35s ease, transform .35s ease, visibility .35s; }
.westmore-whatsapp.is-visible { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); }
.westmore-whatsapp:hover { color: #fff; background: #20bd5a; }
.westmore-whatsapp:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.westmore-whatsapp svg { width: 32px; height: 32px; fill: currentColor; }
}
@media (prefers-reduced-motion: reduce) { .westmore-whatsapp { transition: none; transform: none; } }