/* Test Page Styles */

.test-container {
    max-width: 900px;
    margin: 0 auto;
}

.test-header {
    text-align: center;
    margin-bottom: 30px;
}

.test-header h2 {
    color: var(--primary);
    margin-bottom: 10px;
}

.test-info {
    color: var(--gray);
    font-size: 1rem;
}

.student-info {
    background: var(--white);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

.student-info label {
    display: block;
    margin-bottom: 10px;
    color: var(--dark);
}

.student-info input {
    width: 100%;
    max-width: 400px;
    padding: 12px 16px;
    font-size: 1rem;
    border: 2px solid #dee2e6;
    border-radius: var(--radius);
    transition: border-color 0.3s;
}

.student-info input:focus {
    outline: none;
    border-color: var(--primary);
}

.student-info input:disabled {
    background: #f8f9fa;
    color: #666;
}

.test-questions h3 {
    color: var(--primary);
    margin: 30px 0 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light);
}

.test-question {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
}

.question-text {
    margin-bottom: 16px;
    font-size: 1.05rem;
    line-height: 1.6;
}

.test-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.test-option {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: var(--light);
    border: 2px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s;
}

.test-option:hover {
    background: #e8f4fc;
    border-color: var(--primary-light);
}

.test-option.selected {
    background: #e8f4fc;
    border-color: var(--primary);
}

.test-option.correct {
    background: #d4edda;
    border-color: var(--success);
}

.test-option.incorrect {
    background: #f8d7da;
    border-color: var(--danger);
}

.test-option input[type="radio"] {
    display: none;
}

.option-letter {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-weight: bold;
    font-size: 0.9rem;
    margin-right: 12px;
    flex-shrink: 0;
}

.test-option.selected .option-letter {
    background: var(--primary);
}

.test-option.correct .option-letter {
    background: var(--success);
}

.test-option.incorrect .option-letter {
    background: var(--danger);
}

.option-text {
    flex: 1;
}

/* Case Study Styles */
.case-study-section {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 3px solid var(--primary);
}

.case-study-section h3 {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.case-study-scenario {
    background: #fff9e6;
    border: 1px solid #ffc107;
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    line-height: 1.8;
}

.case-study-scenario p {
    margin-bottom: 12px;
}

.case-study-scenario p:last-child {
    margin-bottom: 0;
}

/* Test Controls */
.test-controls {
    text-align: center;
    margin: 40px 0;
}

.btn-large {
    padding: 16px 48px;
    font-size: 1.2rem;
}

/* Results Styles */
.test-results {
    margin-top: 40px;
}

.results-summary {
    text-align: center;
    padding: 40px;
    border-radius: var(--radius);
    margin-bottom: 30px;
}

.results-summary.passed {
    background: linear-gradient(135deg, #d4edda, #c3e6cb);
    border: 2px solid var(--success);
}

.results-summary.failed {
    background: linear-gradient(135deg, #f8d7da, #f5c6cb);
    border: 2px solid var(--danger);
}

.results-summary h2 {
    margin-bottom: 20px;
}

.results-summary.passed h2 {
    color: #155724;
}

.results-summary.failed h2 {
    color: #721c24;
}

.score-display {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 20px;
    margin-bottom: 15px;
}

.score-number {
    font-size: 3rem;
    font-weight: bold;
}

.results-summary.passed .score-number {
    color: var(--success);
}

.results-summary.failed .score-number {
    color: var(--danger);
}

.score-percentage {
    font-size: 2rem;
    color: var(--gray);
}

.pass-status {
    font-size: 1.1rem;
}

.results-detail {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
}

.results-detail h3 {
    color: var(--primary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light);
}

.result-item {
    padding: 15px;
    margin-bottom: 15px;
    border-radius: var(--radius);
    border-left: 4px solid;
}

.result-item.correct {
    background: #f8fff8;
    border-left-color: var(--success);
}

.result-item.incorrect {
    background: #fff8f8;
    border-left-color: var(--danger);
}

.result-item p {
    margin-bottom: 8px;
}

.result-item p:last-child {
    margin-bottom: 0;
}

.answer-correct {
    color: var(--success);
    font-weight: 600;
}

.answer-wrong {
    color: var(--danger);
    font-weight: 600;
}

.explanation {
    font-style: italic;
    color: var(--gray);
    font-size: 0.95rem;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px dashed #ddd;
}

.pdf-notice {
    text-align: center;
    margin-top: 30px;
    padding: 15px;
    background: #e7f5ff;
    border-radius: var(--radius);
    color: var(--primary);
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .test-question {
        padding: 15px;
    }

    .test-option {
        padding: 10px 12px;
    }

    .option-letter {
        width: 24px;
        height: 24px;
        font-size: 0.8rem;
    }

    .score-number {
        font-size: 2.5rem;
    }

    .score-percentage {
        font-size: 1.5rem;
    }

    .btn-large {
        padding: 14px 32px;
        font-size: 1.1rem;
    }
}