/* ─── VR4STEM · EU Institutional Footer ─────────────────────────────────── */

.vr4stem-if {
    background-color: #f8f9fb;
    border-top: 3px solid #003399;
    padding: 2rem 0;
    width: 100%;
    box-sizing: border-box;
}

.vr4stem-if__inner {
    display: grid;
    grid-template-columns: 1fr 2.5fr 1fr 1fr;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    align-items: start;
}

.vr4stem-if__col {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.vr4stem-if__label {
    font-size: 1rem;
    font-weight: 700;
    color: #003399;
    margin: 0 0 0.25rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid #cfd8ec;
}

.vr4stem-if__text {
    font-size: 1rem;
    line-height: 1.7;
    color: #555;
    margin: 0;
}

.vr4stem-if__logos a,
.vr4stem-if__col--funded a,
.vr4stem-if__col--license a {
    display: inline-block;
    transition: opacity 0.2s ease;
}

.vr4stem-if__logos a:hover,
.vr4stem-if__col--funded a:hover,
.vr4stem-if__col--license a:hover {
    opacity: 0.75;
}

.vr4stem-if__logo {
    display: block;
    max-width: 100%;
    height: auto;
}

.vr4stem-if__col--funded .vr4stem-if__logo {
    max-height: 70px;
    width: auto;
}

.vr4stem-if__logos {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
}

.vr4stem-if__logos .vr4stem-if__logo {
    max-height: 46px;
    width: auto;
}

.vr4stem-if__col--license .vr4stem-if__logo {
    max-height: 54px;
    width: auto;
}

/* ─── Tablet (≤ 900px) ───────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .vr4stem-if__inner {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }
}

/* ─── Mobile (≤ 560px) ───────────────────────────────────────────────────── */
@media (max-width: 560px) {
    .vr4stem-if__inner {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
}