/* 基础样式 */
body {
    padding-top: 0px;
    display: block;
    margin: 0px;
}

/* CKEditor内容样式 4月28日晚先测试，待完善 */ 

/* .ck-content {
    min-height: 200px;
    padding: 15px;
    border: 1px solid #dee2e6;
    border-radius: 4px;
} */

/* 知识点卡片样式 */
.knowledge-card {
    transition: transform 0.2s;
    margin-bottom: 20px;
}

.knowledge-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .card-columns {
        column-count: 1;
    }
}

/* 面包屑导航 */
.breadcrumb {
    background-color: transparent;
    padding: 0.75rem 0;
}

/* 难度级别标签 */
.badge-difficulty-easy {
    background-color: #28a745;
}

.badge-difficulty-medium {
    background-color: #ffc107;
    color: #212529;
}

.badge-difficulty-hard {
    background-color: #dc3545;
}

/* 知识点详情页样式 */
.knowledge-meta {
    font-size: 0.9rem;
    color: #6c757d;
}

/* 关联资源卡片 */
.resource-card {
    margin-bottom: 15px;
}

.resource-card .card-header {
    font-size: 1rem;
    padding: 0.5rem 1rem;
}

/* 分页样式 */
.pagination {
    margin-top: 20px;
    text-align: center;
}

.pagination .step-links {
    display: inline-block;
}

.pagination .current {
    margin: 0 15px;
}