/* Footer */
footer {
    padding: 2rem 0 1rem 0;
    background: var(--bg-secondary);
}

.footer {
    background-color: var(--bg-secondary);
    padding: 3rem 0 2rem; /* MODIFICADO: padding-top de 4rem para 3rem */
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.footer-col {
    min-width: 180px;
    flex: 1 1 180px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-section h3 {
    font-size: var(--font-size-lg);
    margin-bottom: 1rem;
    color: var(--text-color);
}

.footer-section ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-section ul a {
    color: var(--text-secondary);
    transition: color var(--transition-speed) ease;
}

.footer-section ul a:hover {
    color: var(--text-color);
}

.footer-social h3 {
    font-size: var(--font-size-lg);
    margin-bottom: 1rem;
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* Media queries */
@media (max-width: 991px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .footer-links {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

@media (max-width: 576px) {
    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: 1fr;
        grid-column: 1;
    }
}