.jsjwxw-quiz-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin: 20px 0;
}

.stat-card {
    background: #fff;
    padding: 20px;
    border: 1px solid #ccd0d4;
    min-width: 150px;
    text-align: center;
}

.stat-number {
    font-size: 32px;
    font-weight: bold;
    color: #0073aa;
}

.stat-label {
    margin-top: 10px;
    color: #666;
}

.jsjwxw-quiz-quick-links {
    margin: 20px 0;
}

.jsjwxw-quiz-quick-links .button {
    margin-right: 10px;
}

.option-item {
    margin: 10px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.option-key {
    font-weight: bold;
    width: 30px;
}

.correct-answer-label {
    margin-left: 10px;
}

.jsjwxw-quiz-container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.jsjwxw-quiz-header h2 {
    margin-top: 0;
    color: #333;
}

.jsjwxw-quiz-description {
    margin: 15px 0;
    color: #666;
}

.jsjwxw-quiz-info {
    display: flex;
    gap: 20px;
    margin: 20px 0;
    padding: 15px;
    background: #f5f5f5;
    border-radius: 4px;
}

.jsjwxw-quiz-info span {
    font-size: 14px;
    color: #666;
}

.jsjwxw-quiz-start {
    text-align: center;
    margin: 30px 0;
}

.jsjwxw-btn-start,
.jsjwxw-btn-submit,
.jsjwxw-btn-next,
.jsjwxw-btn-practice,
.jsjwxw-btn-mastered {
    padding: 12px 30px;
    font-size: 16px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s;
}

.jsjwxw-btn-start:hover,
.jsjwxw-btn-submit:hover,
.jsjwxw-btn-next:hover,
.jsjwxw-btn-practice:hover,
.jsjwxw-btn-mastered:hover {
    background: #006799;
}

.jsjwxw-questions-container {
    margin: 20px 0;
}

.jsjwxw-question {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.jsjwxw-question-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #333;
}

.jsjwxw-options {
    margin: 15px 0;
}

.jsjwxw-option {
    padding: 12px 15px;
    margin: 8px 0;
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.jsjwxw-option:hover {
    background: #f0f0f0;
    border-color: #0073aa;
}

.jsjwxw-option.selected {
    background: #e5f5fa;
    border-color: #0073aa;
}

.jsjwxw-option.correct {
    background: #d4edda;
    border-color: #28a745;
}

.jsjwxw-option.wrong {
    background: #f8d7da;
    border-color: #dc3545;
}

.jsjwxw-option-key {
    font-weight: bold;
    margin-right: 10px;
}

.jsjwxw-fill-answer {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

.jsjwxw-answer-result {
    margin-top: 15px;
    padding: 15px;
    border-radius: 4px;
}

.jsjwxw-answer-result.correct {
    background: #d4edda;
    color: #155724;
}

.jsjwxw-answer-result.wrong {
    background: #f8d7da;
    color: #721c24;
}

.jsjwxw-result-container {
    text-align: center;
    padding: 40px 20px;
}

.jsjwxw-score {
    font-size: 48px;
    font-weight: bold;
    color: #0073aa;
    margin: 20px 0;
}

.jsjwxw-score-label {
    font-size: 18px;
    color: #666;
}

.jsjwxw-result-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 30px 0;
}

.jsjwxw-stat-item {
    text-align: center;
}

.jsjwxw-stat-value {
    font-size: 24px;
    font-weight: bold;
    color: #333;
}

.jsjwxw-stat-label {
    font-size: 14px;
    color: #666;
}

.jsjwxw-timer {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    background: #333;
    color: #fff;
    border-radius: 4px;
    font-size: 18px;
    z-index: 1000;
}

.jsjwxw-timer.warning {
    background: #dc3545;
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.jsjwxw-wrongbook-container {
    max-width: 800px;
    margin: 20px auto;
}

.jsjwxw-wrongbook-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
}

.jsjwxw-wrongbook-actions a {
    padding: 8px 15px;
    margin-right: 10px;
    text-decoration: none;
    border: 1px solid #ddd;
    border-radius: 4px;
    color: #333;
}

.jsjwxw-wrongbook-actions a.current {
    background: #0073aa;
    color: #fff;
    border-color: #0073aa;
}

.jsjwxw-wrongbook-list {
    margin: 20px 0;
}

.jsjwxw-wrongbook-item {
    background: #fff;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.jsjwxw-wrongbook-title {
    font-size: 16px;
    font-weight: bold;
    color: #333;
}

.jsjwxw-wrongbook-meta {
    margin-top: 10px;
    color: #999;
    font-size: 12px;
}

.jsjwxw-wrongbook-meta span {
    margin-right: 15px;
}

.jsjwxw-wrongbook-options {
    margin: 15px 0;
}

.jsjwxw-wrongbook-answers {
    margin: 15px 0;
    padding: 15px;
    background: #f9f9f9;
    border-radius: 4px;
}

.jsjwxw-wrongbook-explanation {
    margin: 15px 0;
    padding: 15px;
    background: #e5f5fa;
    border-radius: 4px;
}

.jsjwxw-wrongbook-actions {
    margin-top: 15px;
}

.jsjwxw-btn-mastered {
    padding: 8px 15px;
    font-size: 14px;
}

.jsjwxw-error,
.jsjwxw-empty {
    padding: 20px;
    text-align: center;
    color: #666;
}

.jsjwxw-my-quizzes-container {
    max-width: 800px;
    margin: 20px auto;
}

.jsjwxw-my-quizzes-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
}

.jsjwxw-my-quizzes-table th,
.jsjwxw-my-quizzes-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.jsjwxw-my-quizzes-table th {
    background: #f5f5f5;
    font-weight: bold;
}

.jsjwxw-pagination {
    margin: 20px 0;
    text-align: center;
}

.jsjwxw-pagination .page-numbers {
    display: inline-block;
    padding: 8px 12px;
    margin: 0 5px;
    border: 1px solid #ddd;
    text-decoration: none;
    color: #333;
    border-radius: 4px;
}

.jsjwxw-pagination .page-numbers.current {
    background: #0073aa;
    color: #fff;
    border-color: #0073aa;
}

.progress-bar {
    height: 8px;
    background: #f0f0f0;
    border-radius: 4px;
    margin: 20px 0;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: #0073aa;
    transition: width 0.3s;
}

.navigation-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

.jsjwxw-quiz-wrapper {
    display: flex;
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.jsjwxw-quiz-main {
    flex: 1;
    min-width: 0;
}

.jsjwxw-question-nav {
    width: 200px;
    background: #fff;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    max-height: 500px;
    overflow-y: auto;
    position: sticky;
    top: 80px;
}

.jsjwxw-nav-title {
    font-weight: bold;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
    text-align: center;
}

.jsjwxw-nav-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
}

.jsjwxw-nav-item {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f5f5f5;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}

.jsjwxw-nav-item:hover {
    background: #e5f5fa;
    border-color: #0073aa;
}

.jsjwxw-nav-item.current {
    background: #0073aa;
    color: #fff;
    border-color: #0073aa;
}

.jsjwxw-nav-item.answered {
    background: #d4edda;
    border-color: #28a745;
    color: #155724;
}

.jsjwxw-nav-legend {
    margin-top: 15px;
    padding-top: 10px;
    border-top: 1px solid #eee;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 12px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.legend-color {
    width: 16px;
    height: 16px;
    border: 1px solid #ddd;
    border-radius: 3px;
}

.legend-color.current {
    background: #0073aa;
    border-color: #0073aa;
}

.legend-color.answered {
    background: #d4edda;
    border-color: #28a745;
}

.legend-color.unanswered {
    background: #f5f5f5;
}

.jsjwxw-question-nav-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    gap: 10px;
}

.jsjwxw-btn-prev,
.jsjwxw-btn-next {
    padding: 10px 20px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s;
}

.jsjwxw-btn-prev:hover,
.jsjwxw-btn-next:hover {
    background: #006799;
}

.jsjwxw-submit-all-container {
    text-align: center;
    margin-top: 20px;
}

.jsjwxw-btn-submit-all {
    padding: 15px 40px;
    font-size: 18px;
    background: #28a745;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s;
}

.jsjwxw-btn-submit-all:hover {
    background: #218838;
}

.question-number {
    display: block;
    font-size: 14px;
    color: #999;
    margin-bottom: 10px;
    font-weight: normal;
}

@media (max-width: 768px) {
    .jsjwxw-quiz-wrapper {
        flex-direction: column;
    }
    
    .jsjwxw-question-nav {
        width: 100%;
        position: static;
    }
    
    .jsjwxw-nav-grid {
        grid-template-columns: repeat(10, 1fr);
    }
}

.jsjwxw-result-wrapper {
    display: flex;
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.jsjwxw-result-main {
    flex: 1;
}

.jsjwxw-result-nav {
    width: 200px;
    background: #fff;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.jsjwxw-nav-item.result-correct {
    background: #d4edda;
    border-color: #28a745;
    color: #155724;
}

.jsjwxw-nav-item.result-wrong {
    background: #f8d7da;
    border-color: #dc3545;
    color: #721c24;
}

.legend-color.result-correct {
    background: #d4edda;
    border-color: #28a745;
}

.legend-color.result-wrong {
    background: #f8d7da;
    border-color: #dc3545;
}