.duet-contact-info-section {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 40px;
    max-width: 1100px;
    margin: 40px auto;
    font-family: Arial, sans-serif;
}

.duet-contact-info-block {
    margin-bottom: 30px;
}

.duet-contact-info-block h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #111;
}

.duet-contact-columns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.duet-contact-columns h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #111;
}

.duet-contact-columns p {
    font-size: 14px;
    color: #555;
    margin: 0;
    line-height: 1.5;
}

.duet-divider {
    border: 0;
    border-top: 1px solid #e5e7eb;
    margin: 30px 0;
}

/* Responsive */
@media (max-width: 992px) {
    .duet-contact-columns {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .duet-contact-columns {
        grid-template-columns: 1fr;
    }
    .duet-contact-info-section {
        padding: 20px;
    }
}