/* ===== BOTÃO FLUTUANTE WHATSAPP ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: #FFFFFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: pulse-whatsapp 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    background: #20BA5A;
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float:active {
    transform: scale(0.95);
}

@keyframes pulse-whatsapp {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6);
    }
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
        font-size: 28px;
    }
}

/* ===== MOBILE PEQUENO ===== */
@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
}