.whatsapp-float{position:fixed;left:16px;bottom:16px;width:56px;height:56px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0, 0, 0, 0.25);z-index:9999;text-decoration:none;transition:transform 0.2s ease, box-shadow 0.2s ease}.whatsapp-float:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0, 0, 0, 0.35)}.whatsapp-icon{width:28px;height:28px}@media (max-width:480px){.whatsapp-float{width:52px;height:52px}.whatsapp-icon{width:24px;height:24px}}@media print{.whatsapp-float{display:none !important}}