/* ========================================
   FOOTER PREMIUM - FCC BRASIL
   ======================================== */

.footer-premium {
    background: var(--azul-profundo);
    color: var(--branco);
    padding: 80px 0 30px;
}

.footer-main-premium {
    display: grid;
    grid-template-columns: 1.5fr 2.5fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-brand-premium {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.footer-logo i {
    font-size: 2.5rem;
    color: var(--dourado-premium);
}

.footer-logo h3 {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--branco);
    margin: 0;
}

.footer-logo p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    font-size: 1rem;
}

.footer-ecosystem {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 20px;
    background: rgba(212, 168, 87, 0.1);
    border-left: 4px solid var(--dourado-premium);
    border-radius: var(--radius-sm);
}

.footer-ecosystem span {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-ecosystem strong {
    font-size: 1.3rem;
    font-weight: 900;
    color: var(--dourado-premium);
    letter-spacing: 1px;
}

.footer-links-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.footer-column h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dourado-premium);
    margin-bottom: 20px;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-column li {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition-normal);
}

.footer-column a:hover {
    color: var(--dourado-premium);
    padding-left: 5px;
}

.footer-column i {
    color: var(--dourado-premium);
    width: 20px;
}

.footer-bottom-premium {
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    align-items: center;
    gap: 20px;
}

.footer-legal {
    text-align: left;
}

.footer-legal p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin: 5px 0;
}

.footer-links-legal {
    display: flex;
    justify-content: center;
    gap: 15px;
    align-items: center;
}

.footer-links-legal a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: color var(--transition-normal);
}

.footer-links-legal a:hover {
    color: var(--dourado-premium);
}

.footer-links-legal span {
    color: rgba(255, 255, 255, 0.3);
}

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

.footer-social a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--branco);
    font-size: 1.2rem;
    transition: all var(--transition-normal);
}

.footer-social a:hover {
    background: var(--dourado-premium);
    color: var(--azul-profundo);
    transform: translateY(-3px);
}

/* WhatsApp Float */
.whatsapp-float-premium {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 65px;
    height: 65px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    color: var(--branco);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all var(--transition-normal);
    animation: pulse 2s infinite;
}

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

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 110px;
    right: 30px;
    width: 55px;
    height: 55px;
    background: var(--dourado-premium);
    color: var(--azul-profundo);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 998;
    box-shadow: var(--shadow-md);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--dourado-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-dourado);
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7);
    }
}

@media (max-width: 1024px) {
    .footer-main-premium {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom-premium {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .footer-legal {
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .footer-links-premium {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-float-premium {
        width: 60px;
        height: 60px;
        font-size: 2rem;
        bottom: 20px;
        right: 20px;
    }
    
    .back-to-top {
        width: 50px;
        height: 50px;
        bottom: 95px;
        right: 20px;
    }
}