/* ============================================
     MENTOR DU HỌC TRUNG QUỐC CTA
     ============================================ */
.mentor-cta {
    padding: 4rem 0;
}

.mentor-cta-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    background: linear-gradient(135deg, var(--purple-600), var(--purple-800));
    border-radius: var(--radius-2xl);
    padding: 3rem;
    box-shadow: var(--shadow-purple-lg);
    flex-wrap: wrap;
}

.mentor-cta-icon {
    flex-shrink: 0;
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    font-size: 1.75rem;
    color: var(--white);
}

.mentor-cta-content {
    flex: 1;
    min-width: 260px;
}

.mentor-cta-content h2 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.mentor-cta-content p {
    color: var(--purple-100);
    font-size: 1.05rem;
    max-width: 640px;
}

.mentor-cta-action {
    flex-shrink: 0;
}

.mentor-cta-action .btn {
    background: var(--white);
    color: var(--purple-700);
    box-shadow: var(--shadow-lg);
    white-space: nowrap;
}

.mentor-cta-action .btn:hover {
    background: var(--purple-50);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

@media (max-width: 768px) {
    .mentor-cta-box {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }

    .mentor-cta-action .btn {
        width: 100%;
    }
}