.mbbs-quiz-wrapper {
    background: #ffffff;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    max-width: 700px;
    margin: 20px 0;
}

.mbbs-progress-container {
    height: 8px;
    background: #eee;
    border-radius: 10px;
    margin-bottom: 30px;
    overflow: hidden;
}

#mbbs-bar {
    height: 100%;
    background: linear-gradient(90deg, #0073aa, #00a0d2);
    width: 0%;
    transition: width 0.4s ease;
}

.step-card { display: none; animation: fadeIn 0.5s; }
.step-card.active { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.options-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
    margin-top: 20px;
}

.option-btn {
    border: 2px solid #eee;
    padding: 15px 5px;
    text-align: center;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s;
    font-size: 13px;
}

.option-btn:hover { border-color: #0073aa; background: #f0faff; }
.option-btn.selected { background: #0073aa; color: #fff; border-color: #0073aa; }

.quiz-nav { margin-top: 30px; display: flex; justify-content: space-between; }
#mbbs-next, #mbbs-prev { background: #0073aa; color: white; border: none; padding: 10px 30px; border-radius: 5px; cursor: pointer; }


@media (max-width: 575.98px) {
    .options-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}