/* -------------------------------------------------------------
 * FOOTER INSTITUTIONNEL FONGI
 * ------------------------------------------------------------- */
.site-footer {
    background: linear-gradient(180deg, #0c1424 0%, #0f172a 100%);
    color: #94a3b8;
    padding-top: 4.5rem;
    padding-bottom: 2rem;
    border: none;
    position: relative;
    overflow: hidden;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 3rem;
    margin-bottom: 3.5rem;
}

.footer-brand img {
    height: 68px;
    width: auto;
    object-fit: contain;
    margin-bottom: 1.25rem;
    background: transparent;
    padding: 0;
    border: none;
}

.footer-brand p {
    font-size: 0.92rem;
    line-height: 1.6;
    color: #94a3b8;
    margin-bottom: 1.25rem;
}

.footer-title {
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.footer-links a {
    color: #94a3b8;
    font-size: 0.9rem;
    transition: color var(--transition-fast), transform var(--transition-fast);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--fongi-blue);
    transform: translateX(4px);
}

.footer-contact-item {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
    font-size: 0.9rem;
    line-height: 1.45;
}

/* Ligne unique conservée en haut des réseaux sociaux */
.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    color: #64748b;
    flex-wrap: wrap;
    gap: 1rem;
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-brand img {
        height: 56px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Boutons de Réseaux Sociaux */
.footer-social-links {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background-color: #1e293b;
    color: #94a3b8;
    border-radius: 50%;
    border: none;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.social-btn:hover {
    background-color: var(--fongi-blue);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(83, 195, 235, 0.35);
}