/* 移动端样式 */
@media (max-width: 768px) {
    .login-box {
        padding: 24px;
    }

    .login-header h1 {
        font-size: 24px;
    }

    .container {
        padding: 16px;
    }

    .card {
        padding: 16px;
        margin-bottom: 16px;
    }

    .card-title {
        font-size: 18px;
    }

    /* 工作台移动端适配 */
    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .header-actions {
        width: 100%;
        justify-content: space-between;
    }

    .courses-list {
        grid-template-columns: 1fr;
    }

    .course-card {
        padding: 16px;
    }

    /* 课程详情页移动端适配 */
    .course-header-info h2 {
        font-size: 20px;
    }

    .tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
    }

    .tab-btn {
        padding: 10px 16px;
        font-size: 14px;
        white-space: nowrap;
    }

    .transcript-controls {
        flex-direction: column;
    }

    .search-input {
        width: 100%;
    }

    .transcript-content {
        padding: 16px;
        max-height: 500px;
    }

    .segment-text {
        font-size: 14px;
    }

    /* 报告页移动端适配 */
    .report-header {
        padding: 16px;
    }

    .report-header h2 {
        font-size: 20px;
    }

    .report-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .report-score {
        margin-left: 0;
    }

    .report-section {
        padding: 16px;
    }

    .section-content {
        grid-template-columns: 1fr;
    }

    .analysis-card {
        padding: 12px;
    }

    .score-number {
        font-size: 36px;
    }

    .keywords-list {
        gap: 8px;
    }

    .keyword-item {
        padding: 6px 10px;
        font-size: 14px;
    }

    /* 档案页移动端适配 */
    .archive-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .filter-controls {
        width: 100%;
    }

    .filter-select {
        width: 100%;
    }
    
    /* 移动端筛选按钮组 */
    .filter-button-group {
        padding: 12px;
        gap: 8px;
    }
    
    .filter-btn {
        flex: 1;
        min-width: calc(50% - 4px);
        padding: 10px 16px;
        font-size: 13px;
    }
    
    .filter-btn-text {
        font-size: 12px;
    }
    
    /* 移动端职称筛选链接组 */
    .filter-link-group {
        gap: 16px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .filter-link {
        font-size: 14px;
        padding: 10px 0;
        white-space: nowrap;
    }
    
    .filter-link-count {
        font-size: 11px;
        padding: 2px 6px;
    }

    .chart-container {
        height: 250px;
        width: 100%;
        max-width: 100%;
        overflow: hidden;
    }
    
    .chart-container canvas {
        max-width: 100% !important;
        height: 100% !important;
    }
    
    /* 移动端雷达图容器 */
    .radar-chart-container {
        min-height: 250px;
        max-height: 400px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stat-card {
        padding: 16px;
    }

    .stat-value {
        font-size: 24px;
    }

    /* 管理端移动端适配 */
    .stats-overview {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .teachers-list {
        grid-template-columns: 1fr;
    }

    .teacher-card {
        padding: 16px;
    }

    .teacher-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}