.pie-pagina-app {
    background-color: var(--colore-primario-scuro);
    color: #ffffff;
    padding: var(--spazio-12) clamp(1rem, 5vw, 2rem);
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: var(--dimensione-font-sm);
}

.contenitore-footer {
    max-width: var(--bp-desktop-grande);
    margin: 0 auto;
}

.griglia-footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--spazio-12);
    padding-bottom: var(--spazio-8);
    margin-bottom: var(--spazio-8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.marchio-footer {
    flex: 1 1 300px;
    margin-right: var(--spazio-8);
}

.marchio-footer h3 {
    font-size: 1.5rem;
    font-weight: var(--peso-grassetto);
    color: #ffffff;
    margin-bottom: var(--spazio-2);
}

.marchio-footer p {
    font-size: var(--dimensione-font-sm);
    line-height: 1.6;
    max-width: 320px;
    margin-bottom: var(--spazio-4);
    opacity: 0.8;
}

.social-footer {
    display: flex;
    gap: var(--spazio-2);
}

.social-footer a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transizione-veloce);
}

.social-footer .material-icons {
    font-size: 1.1rem;
}

.social-footer a:hover {
    background-color: #ffffff;
    color: var(--colore-primario);
    transform: scale(1.1);
}

.colonna-footer {
    flex: 1 1 180px;
}

.colonna-footer h4 {
    font-size: 0.875rem;
    font-weight: var(--peso-grassetto);
    color: #ffffff;
    margin-bottom: var(--spazio-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.9;
}

.link-footer {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spazio-2);
}

.link-footer a {
    color: rgba(255, 255, 255, 0.7);
    font-weight: var(--peso-normale);
    display: inline-flex;
    align-items: center;
    gap: var(--spazio-2);
    text-decoration: none;
    line-height: 1.5;
    transition: var(--transizione-veloce);
}

.link-footer a:hover {
    color: #ffffff;
    transform: translateX(4px);
}

.fondo-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spazio-4);
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
}

.badge-sicurezza-footer {
    display: flex;
    align-items: center;
    gap: var(--spazio-1);
    font-weight: var(--peso-medio);
    background: rgba(255, 255, 255, 0.1);
    padding: 4px 12px;
    border-radius: 99px;
    color: #ffffff;
}

.badge-sicurezza-footer .material-icons {
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .fondo-footer {
        flex-direction: column;
        text-align: center;
    }

    .griglia-footer {
        flex-direction: column;
        gap: var(--spazio-8);
    }

    .marchio-footer {
        margin-right: 0;
        text-align: center;
    }

    .marchio-footer p {
        margin-left: auto;
        margin-right: auto;
    }

    .social-footer {
        justify-content: center;
    }
}