.floating-whatsapp {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #25D366;
    color: #fff;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    z-index: 9999;
    transition: all 0.3s ease;
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    background-color: #20b858;
}

.floating-whatsapp i {
    width: 26px;
    height: 26px;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37,211,102, 0.6); }
    70% { box-shadow: 0 0 0 12px rgba(37,211,102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37,211,102, 0); }
}

.floating-whatsapp {
    animation: pulse 2s infinite;
}