.pw-whatsapp{position:fixed;bottom:35px;right:25px;background:#25D366;color:#ffffff;padding:12px 18px;border-radius:50px;font-size:14px;font-weight:500;text-decoration:none;display:flex;align-items:center;gap:8px;box-shadow:0 10px 25px rgba(0,0,0,0.2);z-index:9999;transition:all 0.3s ease}.pw-whatsapp:before{content:"";width:18px;height:18px;background-image:url("https://upload.wikimedia.org/wikipedia/commons/6/6b/WhatsApp.svg");background-size:cover}.pw-whatsapp:hover{transform:translateY(-2px);background:#1ebc57;box-shadow:0 15px 30px rgba(0,0,0,0.25)}@media (max-width:768px){.pw-whatsapp{width:55px;height:55px;padding:0;border-radius:50%;justify-content:center;bottom:35px;right:20px}.pw-whatsapp span{display:none}}.pw-whatsapp{animation:pulse 2.5s infinite}@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,0.5)}70%{box-shadow:0 0 0 12px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}