/* NIHONGO CAFE - Tutor LMS answer explanation panel */
.mctqie-explanation {
    display: block;
    margin: 18px 0 8px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    overflow: hidden;
    background: #ffffff;
}

.mctqie-explanation[hidden] {
    display: none !important;
}

.mctqie-explanation-toggle {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    border: 0;
    background: #f8fafc;
    color: #334155;
    font: inherit;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
}

.mctqie-explanation-chevron {
    font-size: 20px;
    line-height: 1;
    transition: transform .2s ease;
}

.mctqie-explanation.is-open .mctqie-explanation-chevron {
    transform: rotate(180deg);
}

.mctqie-explanation-body {
    padding: 14px 16px;
    color: #334155;
    line-height: 1.75;
    background: #ffffff;
}

.mctqie-explanation-body[hidden] {
    display: none !important;
}

.tutor-quiz-question[data-reveal-result="correct"] .mctqie-explanation.is-open {
    border-color: #16a34a;
    background: #f0fdf4;
}

.tutor-quiz-question[data-reveal-result="correct"] .mctqie-explanation-toggle {
    background: #f0fdf4;
    color: #166534;
}

.tutor-quiz-question[data-reveal-result="correct"] .mctqie-explanation-body {
    background: #f0fdf4;
    color: #166534;
}

.tutor-quiz-question[data-reveal-result="incorrect"] .mctqie-explanation.is-open {
    border-color: #dc2626;
    background: #fef2f2;
}

.tutor-quiz-question[data-reveal-result="incorrect"] .mctqie-explanation-toggle {
    background: #fef2f2;
    color: #991b1b;
}

.tutor-quiz-question[data-reveal-result="incorrect"] .mctqie-explanation-body {
    background: #fef2f2;
    color: #991b1b;
}