/* Animações de Entrada */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
}

.fade-up-delay-1 {
    animation-delay: 0.2s;
}

.fade-up-delay-2 {
    animation-delay: 0.4s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Animação Pulsante Botão WhatsApp */
.pulse-whatsapp {
    animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Acessibilidade: Respeitar prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .fade-up,
    .fade-up-delay-1,
    .fade-up-delay-2,
    .pulse-whatsapp {
        animation: none;
        opacity: 1;
        transform: none;
    }
}