/* Botão flutuante padrão */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 28px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 1000;
    transition: transform 0.2s ease, background-color 0.2s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #1ebe5b;
}

/* Responsividade para telas pequenas */
@media (max-width: 480px) {
    .whatsapp-float {
    width: 50px;
    height: 50px;
    font-size: 22px;
    bottom: 15px;
    right: 15px;
    }
}

@media (max-width: 360px) {
    .whatsapp-float {
    width: 45px;
    height: 45px;
    font-size: 20px;
    bottom: 12px;
    right: 12px;
    }
}