.main-footer {
    background: #000;
    color: #fff;
    padding: 80px 0 0;
    border-top: 5px solid var(--font-color-act); /* Linha de destaque amarela */
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
}

.footer-logo {
    font-size: 40px;
    font-weight: 900;
    letter-spacing: -2px;
    color: var(--font-color-act);
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 15px;
    line-height: 1.6;
    color: #888;
    margin-bottom: 25px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 45px;
    height: 45px;
    border: 2px solid #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: 0.3s;
}

.social-link svg { width: 20px; }

.social-link:hover {
    background: var(--font-color-act);
    border-color: var(--font-color-act);
    color: #000;
    transform: translateY(-5px);
}

.footer-nav h4, .footer-extra h4 {
    text-transform: uppercase;
    font-size: 13px;
    letter-spacing: 2px;
    margin-bottom: 25px;
    font-weight: 900;
}

.footer-nav ul { list-style: none; padding: 0; }
.footer-nav ul li { margin-bottom: 12px; }
.footer-nav ul li a {
    color: #888;
    text-decoration: none;
    font-weight: 700;
    transition: 0.3s;
}

.footer-nav ul li a:hover { color: var(--font-color-act); padding-left: 5px; }

.footer-extra p {
    color: #888;
    font-size: 14px;
    margin-bottom: 10px;
}

/* Bottom Copyright */
.footer-bottom {
    background: #111;
    padding: 30px 0;
    border-top: 1px solid #222;
}

.container-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: #555;
    text-transform: uppercase;
    letter-spacing: 1px;
}

@media (max-width: 768px) {
    .footer-container { grid-template-columns: 1fr; text-align: center; gap: 40px; }
    .footer-social { justify-content: center; }
    .container-bottom { flex-direction: column; gap: 15px; text-align: center; }
}

.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 10px rgba(0,0,0,0.2);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float svg {
    width: 35px;
    height: 35px;
}

.whatsapp-float:hover {
    background-color: #128c7e;
    transform: scale(1.1);
    color: #fff;
}

/* Animação de Pulsação */
@keyframes pulse-whatsapp {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Ajuste para telas pequenas */
@media screen and (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
}