body {
    font-family: Arial, sans-serif;
    margin: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

th, td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
}

th {
    background-color: #f5f5f5;
}

.pagination {
    margin-top: 20px;
    display: flex;
    gap: 10px;
    align-items: center;
}

button, .search-btn {
    padding: 8px 16px;
    margin: 0 4px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#searchForm {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

#searchInput {
    flex: 1;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

button:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

#pageInfo {
    min-width: 100px;
    text-align: center;
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 1000;
}

.modal-content {
    position: relative;
    background-color: #fff;
    margin: 15% auto;
    padding: 20px;
    width: 60%;
    max-height: 70vh;
    overflow-y: auto;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.close {
    position: absolute;
    right: 15px;
    top: 10px;
    font-size: 24px;
    cursor: pointer;
    color: #666;
}

.close:hover {
    color: #f44336;
}


/* 新增知识标签样式 */
.knowledge-tag {
    display: inline-block;
    padding: 4px 8px;
    margin: 2px;
    background-color: #e3f2fd;
    border-radius: 12px;
    font-size: 0.9em;
    color: #1976d2;
}

.detail-icon {
    margin-left: 8px;
    cursor: pointer;
    color: #666;
    transition: color 0.3s;
}

.detail-icon:hover {
    color: #2196f3;
    cursor: help;
}