/* ================================
   FOOTER (AZUL PRUSIANO #003153)
================================ */

.footer {
    background: var(--azul-prusiano);
    color: #ffffff;
    padding: 20px 20px 12px;
    margin-top: auto;
    font-size: 0.9rem;
    width: 100%;
}

.footer-contenedor {
    max-width: var(--grid-width);
    margin: 0 auto;
    padding-bottom: 8px;
}

.footer-bloque {
    margin-bottom: 12px;
}

.footer-titulo {
    font-weight: 600;
    margin-bottom: 6px;
}

.footer-subtitulo {
    font-weight: 600;
    margin-bottom: 6px;
}

.footer-bloque p {
    margin-bottom: 4px;
}

.footer-bloque a {
    color: #ffffff;
    text-decoration: none;
}

.footer-texto {
    margin-bottom: 10px;
}

.footer-links {
    list-style: none;
    margin: 4px 0 6px;
    padding: 0;
}

.footer-links li {
    margin-bottom: 4px;
}

.footer-links a {
    color: #ffffff;
    text-decoration: none;
    font-size: 0.85rem;
}

.footer-nota {
    font-size: 0.8rem;
    margin-top: 6px;
}

.footer-copy {
    border-top: 1px solid rgba(255,255,255,0.2);
    margin-top: 6px;
    padding-top: 4px;
    text-align: center;
    font-size: 0.8rem;
}
p.footer-texto {
    margin-left: 0;

}

/* ================================
   BOTÓN FLOTANTE SCROLL TOP
================================ */

.btn-scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--azul-prusiano);
    color: #ffffff;
    border: 2px solid #ffffff;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn-scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.btn-scroll-top:hover {
    background: #ffffff;
    color: var(--azul-prusiano);
    transform: translateY(-5px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}

.btn-scroll-top:active {
    transform: translateY(-2px);
}

.btn-scroll-top svg {
    width: 24px;
    height: 24px;
}

/* Responsive */
@media (max-width: 768px) {
    .footer {
        padding: 15px 15px 10px;
        font-size: 0.85rem;
    }
    
    .footer-contenedor {
        padding-bottom: 6px;
    }
    
    .footer-links {
        display: flex;
        flex-direction: column;
        gap: 3px;
    }
    
    .footer-links a {
        font-size: 0.8rem;
    }
    
    .footer-copy {
        font-size: 0.75rem;
    }
    
    .btn-scroll-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
    
    .btn-scroll-top svg {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 480px) {
    .footer {
        padding: 12px 10px 8px;
        font-size: 0.8rem;
    }
    
    .footer-texto {
        font-size: 0.75rem;
        margin-bottom: 8px;
    }
    
    .footer-links a {
        font-size: 0.75rem;
    }
    
    .btn-scroll-top {
        width: 40px;
        height: 40px;
        bottom: 15px;
        right: 15px;
    }
}