/* ==================================================
   footer.css
   Función: controlar el footer público y su responsive.
   Toca este archivo cuando cambie contenido o distribución del pie.
   ================================================== */
.main-footer {
    background: #0a0a0a;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 48px;
    color: var(--color-text-soft);
}

.footer-container {
    display: grid;
    grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
    gap: 40px;
    padding-bottom: 48px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-logo img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: 50%;
    border: 2px solid transparent;
    background-image: var(--gradient-brand);
    background-origin: border-box;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.footer-logo img:hover {
    transform: scale(1.05);
    box-shadow: 0 0 18px rgba(211, 84, 0, 0.4), 0 0 18px rgba(0, 137, 167, 0.4);
}

.footer-tagline {
    margin: 0;
    color: var(--color-text-muted);
    line-height: 1.7;
    font-style: italic;
}

.footer-social {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--color-text-soft);
    text-decoration: none;
    transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.social-link:hover {
    transform: translateY(-2px);
    background: var(--gradient-brand);
    color: #fff;
}

.footer-heading {
    position: relative;
    margin: 0 0 20px;
    padding-bottom: 10px;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--color-text);
}

.footer-heading::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 32px;
    height: 2px;
    border-radius: 999px;
    background: var(--gradient-brand);
}

.footer-nav ul,
.footer-contact ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.footer-nav a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.25s ease, transform 0.25s ease;
}

.footer-nav a:hover {
    color: var(--color-primary);
    transform: translateX(4px);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.footer-contact li i {
    width: 16px;
    margin-top: 3px;
    color: var(--color-secondary);
    text-align: center;
    flex-shrink: 0;
}

.footer-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(211, 84, 0, 0.7), rgba(0, 137, 167, 0.7), transparent);
    opacity: 0.5;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-block: 20px;
}

.footer-bottom p {
    margin: 0;
    color: #666;
    font-size: 0.82rem;
}

.footer-bottom-links {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #666;
}

.footer-bottom-links a {
    color: inherit;
    text-decoration: none;
}

.footer-bottom-links a:hover {
    color: var(--color-primary);
}

@media (max-width: 992px) {
    .footer-container {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 32px 24px;
    }
}

@media (max-width: 640px) {
    .main-footer {
        padding-top: 40px;
    }

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

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}