<template>
	<div class="container">
		<header>
			<h1>知识点学习情况分析</h1>
			<div class="subtitle">实时监控学员学习进度与参与情况</div>
		</header>

		<div class="content">

			<!-- 左侧柱形图 -->
			<div id="chartContainer">
				<div class="chart-title">各知识点学习人数统计</div>
				<div class="chart-wrapper">
					<div ref="myChart" style="width: 100%; height: 600px;"></div>
				</div>
			</div>

			<!-- 右侧列表 -->
			<div id="listContainer">
				<div class="list-title">学习人员名单</div>
				<div id="selectedKnowledge" class="selected-knowledge">
					请选择左侧知识点查看学习人员
				</div>
				<div style="flex: 1; overflow-y: auto;">
					<table id="studentTable">
						<thead>
						<tr>
							<th>专业</th>
							<th>班级</th>
							<th>学号</th>
							<th>姓名</th>
						</tr>
						</thead>
						<tbody id="studentList">
						<tr><td colspan="4" class="no-data">暂无数据</td></tr>
						</tbody>
					</table>
				</div>

				<!-- 分页控件 -->
				<div class="pagination-container">
					<div class="pagination" id="pagination">
						<!-- 分页按钮将通过JavaScript动态生成 -->
					</div>
					<div class="pagination-info" id="paginationInfo">
						<!-- 分页信息将通过JavaScript动态生成 -->
					</div>
				</div>
			</div>
		</div>
	</div>
</template>
<script setup>

// 示例数据
import {ref,reactive, onMounted,nextTick} from "vue";
import * as echarts from 'echarts'
import {selectKnowledgeByCourseId } from '@/api/course/courseDetail.js'
const myChart = ref(null)
import { useRouter, useRoute } from 'vue-router'

const router = useRouter()
const route = useRoute()

let myChartInstance = null
// 每页显示的项目数量
const ITEMS_PER_PAGE = 10;

// 当前分页信息
let currentPage = 1;
let totalPages = 1;
let currentDataIndex = 0;


// 示例数据
const knowledgeData = {
	labels: ["电传操纵系统", "飞行控制律", "传感器技术", "故障诊断", "人机交互"],
	datasets: [{
		label: '学习人数',
		data: [32, 25, 41, 18, 29],
		backgroundColor: [
			'rgba(255, 99, 132, 0.8)',
			'rgba(54, 162, 235, 0.8)',
			'rgba(255, 206, 86, 0.8)',
			'rgba(75, 192, 192, 0.8)',
			'rgba(153, 102, 255, 0.8)'
		],
		borderColor: [
			'rgba(255, 99, 132, 1)',
			'rgba(54, 162, 235, 1)',
			'rgba(255, 206, 86, 1)',
			'rgba(75, 192, 192, 1)',
			'rgba(153, 102, 255, 1)'
		],
		borderWidth: 2,
		borderRadius: 8,
		borderSkipped: false
	}]
};

// 学员数据
const studentData = [
	// 电传操纵系统
	[
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023001", name: "张三" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023002", name: "李四" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023003", name: "王五" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023004", name: "赵六" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023005", name: "钱七" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023006", name: "孙八" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023007", name: "周九" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023008", name: "吴十" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023009", name: "郑一" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023010", name: "王二" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023011", name: "冯三" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023012", name: "陈四" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023013", name: "褚五" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023014", name: "卫六" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023015", name: "蒋七" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023016", name: "沈八" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023017", name: "韩九" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023018", name: "杨十" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023019", name: "朱一" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023020", name: "秦二" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023021", name: "尤三" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023022", name: "许四" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023023", name: "何五" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023024", name: "吕六" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023025", name: "施七" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023026", name: "张八" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023027", name: "孔九" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023028", name: "曹十" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023029", name: "严一" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023030", name: "华二" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023031", name: "金三" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023032", name: "魏四" }
	],
	// 飞行控制律
	[
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023033", name: "郑一" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023034", name: "王二" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023035", name: "冯三" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023036", name: "陈四" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023037", name: "褚五" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023038", name: "卫六" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023039", name: "蒋七" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023040", name: "沈八" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023041", name: "韩九" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023042", name: "杨十" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023043", name: "朱一" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023044", name: "秦二" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023045", name: "尤三" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023046", name: "许四" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023047", name: "何五" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023048", name: "吕六" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023049", name: "施七" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023050", name: "张八" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023051", name: "孔九" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023052", name: "曹十" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023053", name: "严一" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023054", name: "华二" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023055", name: "金三" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023056", name: "魏四" }
	],
	// 传感器技术
	[
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023057", name: "蒋七" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023058", name: "沈八" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023059", name: "韩九" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023060", name: "杨十" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023061", name: "朱一" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023062", name: "秦二" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023063", name: "尤三" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023064", name: "许四" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023065", name: "何五" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023066", name: "吕六" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023067", name: "施七" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023068", name: "张八" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023069", name: "孔九" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023070", name: "曹十" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023071", name: "严一" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023072", name: "华二" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023073", name: "金三" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023074", name: "魏四" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023075", name: "张三" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023076", name: "李四" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023077", name: "王五" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023078", name: "赵六" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023079", name: "钱七" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023080", name: "孙八" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023081", name: "周九" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023082", name: "吴十" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023083", name: "郑一" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023084", name: "王二" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023085", name: "冯三" }
	],
	// 故障诊断
	[
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023086", name: "尤三" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023087", name: "许四" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023088", name: "何五" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023089", name: "吕六" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023090", name: "施七" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023091", name: "张八" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023092", name: "孔九" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023093", name: "曹十" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023094", name: "严一" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023095", name: "华二" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023096", name: "金三" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023097", name: "魏四" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023098", name: "张三" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023099", name: "李四" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023100", name: "王五" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023101", name: "赵六" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023102", name: "钱七" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023103", name: "孙八" }
	],
	// 人机交互
	[
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023104", name: "施七" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023105", name: "张八" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023106", name: "孔九" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023107", name: "曹十" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023108", name: "严一" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023109", name: "华二" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023110", name: "金三" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023111", name: "魏四" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023112", name: "张三" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023113", name: "李四" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023114", name: "王五" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023115", name: "赵六" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023116", name: "钱七" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023117", name: "孙八" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023118", name: "周九" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023119", name: "吴十" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023120", name: "郑一" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023121", name: "王二" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023122", name: "冯三" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023123", name: "陈四" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023124", name: "褚五" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023125", name: "卫六" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023126", name: "蒋七" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023127", name: "沈八" },
		{ major: "航空航天工程", class: "飞控1班", studentId: "2023128", name: "韩九" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023129", name: "杨十" },
		{ major: "航空航天工程", class: "飞控2班", studentId: "2023130", name: "朱一" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023131", name: "秦二" },
		{ major: "航空航天工程", class: "飞控3班", studentId: "2023132", name: "尤三" }
	]
];



const initChart = () => {


	myChartInstance = echarts.init(myChart.value);
	let option = {
		xAxis: {
			type: 'category',
			data: knowledgeData.labels
		},
		yAxis: {
			type: 'value'
		},
		series: [
			{
				data: [
				],
				type: 'bar'
			}
		],
			// onClick: (event, elements) => {
			// 	if (elements.length > 0) {
			// 		const index = elements[0].index;
			// 		currentDataIndex = index;
			// 		currentPage = 1; // 重置为第一页
			// 		updateStudentList(index, 1);
			//
			// 		// 更新选中知识点显示
			// 		document.getElementById('selectedKnowledge').innerHTML =
			// 			`<strong>当前查看:</strong> ${knowledgeData.labels[index]}
		    //                      <span style="color: #666; font-weight: normal;">(${knowledgeData.datasets[0].data[index]}人学习)</span>`;
			// 	}
			// },
	};

	option.series[0].data = []
	let nums = [32, 25, 41, 18, 29]
	let backgroundColors = [
		'rgba(255, 99, 132, 0.8)',
		'rgba(54, 162, 235, 0.8)',
		'rgba(255, 206, 86, 0.8)',
		'rgba(75, 192, 192, 0.8)',
		'rgba(153, 102, 255, 0.8)']

	let borderColors = [
			'rgba(255, 99, 132, 1)',
			'rgba(54, 162, 235, 1)',
			'rgba(255, 206, 86, 1)',
			'rgba(75, 192, 192, 1)',
			'rgba(153, 102, 255, 1)'
		]
	for (let i = 0; i < nums.length; i++) {
		option.series[0].data.push({
			value: nums[i],
			itemStyle: {
				color: backgroundColors[i],
				borderColor : borderColors[i],
				barBorderRadius: 5,
				borderWidth: 2,
			},

		})
	}


	myChartInstance.setOption(option);

	myChartInstance.on('click', function (param) {
		console.log('点击柱状图', param)

		const index = param.dataIndex;
		currentDataIndex = index;
		currentPage = 1; // 重置为第一页
		updateStudentList(index, 1);

		// 更新选中知识点显示
		document.getElementById('selectedKnowledge').innerHTML =
			`<strong>当前查看:</strong> ${knowledgeData.labels[index]}
		                         <span style="color: #666; font-weight: normal;">(${knowledgeData.datasets[0].data[index]}人学习)</span>`;
	});


	window.addEventListener('resize', myChartInstance.resize);
	console.log('都经过了吗',myChartInstance)
};


// 更新右侧列表（带分页）
const updateStudentList = (index, page = 1) => {
	const listContainer = document.getElementById('studentList');
	const students = studentData[index];
	const paginationContainer = document.getElementById('pagination');
	const paginationInfo = document.getElementById('paginationInfo');

	if (students && students.length > 0) {
		// 计算分页
		totalPages = Math.ceil(students.length / ITEMS_PER_PAGE);
		currentPage = page;

		// 计算当前页的数据
		const startIndex = (page - 1) * ITEMS_PER_PAGE;
		const endIndex = Math.min(startIndex + ITEMS_PER_PAGE, students.length);
		const currentPageData = students.slice(startIndex, endIndex);

		// 清空列表并添加当前页数据
		listContainer.innerHTML = '';
		currentPageData.forEach(student => {
			const tr = document.createElement('tr');
			tr.innerHTML = `
                        <td>${student.major}</td>
                        <td>${student.class}</td>
                        <td>${student.studentId}</td>
                        <td>${student.name}</td>
                    `;
			listContainer.appendChild(tr);
		});

		// 更新分页信息
		paginationInfo.textContent = `共 ${students.length} 条记录，第 ${page} 页，共 ${totalPages} 页`;

		// 生成分页按钮
		generatePaginationButtons();
	} else {
		listContainer.innerHTML = '<tr><td colspan="4" class="no-data">暂无学习人员</td></tr>';
		paginationContainer.innerHTML = '';
		paginationInfo.textContent = '';
	}
}

// 生成分页按钮
const generatePaginationButtons = () => {
	const paginationContainer = document.getElementById('pagination');
	paginationContainer.innerHTML = '';

	// 上一页按钮
	const prevButton = document.createElement('button');
	prevButton.innerHTML = '&laquo;';
	prevButton.disabled = currentPage === 1;
	prevButton.addEventListener('click', () => {
		if (currentPage > 1) {
			updateStudentList(currentDataIndex, currentPage - 1);
		}
	});
	paginationContainer.appendChild(prevButton);

	// 页码按钮（最多显示5个页码）
	const maxVisiblePages = 5;
	let startPage = Math.max(1, currentPage - Math.floor(maxVisiblePages / 2));
	let endPage = Math.min(totalPages, startPage + maxVisiblePages - 1);

	// 如果接近末尾，调整起始页
	if (endPage - startPage + 1 < maxVisiblePages) {
		startPage = Math.max(1, endPage - maxVisiblePages + 1);
	}

	for (let i = startPage; i <= endPage; i++) {
		const pageButton = document.createElement('button');
		pageButton.textContent = i;
		pageButton.classList.toggle('active', i === currentPage);
		pageButton.addEventListener('click', () => {
			updateStudentList(currentDataIndex, i);
		});
		paginationContainer.appendChild(pageButton);
	}

	// 下一页按钮
	const nextButton = document.createElement('button');
	nextButton.innerHTML = '&raquo;';
	nextButton.disabled = currentPage === totalPages;
	nextButton.addEventListener('click', () => {
		if (currentPage < totalPages) {
			updateStudentList(currentDataIndex, currentPage + 1);
		}
	});
	paginationContainer.appendChild(nextButton);
}

onMounted(()=>{
	nextTick(() => {

		selectKnowledgeByCourseId({ courseId  : route.query.id}).then((res)=>{
			console.log('知识点统计数据返回',res)
		})



		initChart();
			setTimeout(() => {
		// 默认选择第一个知识点
		const firstIndex = 0;
		currentDataIndex = firstIndex;
		currentPage = 1;
		updateStudentList(firstIndex, 1);

		// 更新选中知识点显示
		document.getElementById('selectedKnowledge').innerHTML =
			`<strong>当前查看:</strong> ${knowledgeData.labels[firstIndex]}
                     <span style="color: #666; font-weight: normal;">(${knowledgeData.datasets[0].data[firstIndex]}人学习)</span>`;
	}, 100);
	});
})
// 页面加载完成后，默认显示第一个知识点的人员列表
// window.addEventListener('load', function() {
// 	// 等待Chart.js完全渲染完成
// 	setTimeout(() => {
// 		// 默认选择第一个知识点
// 		const firstIndex = 0;
// 		currentDataIndex = firstIndex;
// 		currentPage = 1;
// 		updateStudentList(firstIndex, 1);
//
// 		// 更新选中知识点显示
// 		document.getElementById('selectedKnowledge').innerHTML =
// 			`<strong>当前查看:</strong> ${knowledgeData.labels[firstIndex]}
//                      <span style="color: #666; font-weight: normal;">(${knowledgeData.datasets[0].data[firstIndex]}人学习)</span>`;
// 	}, 100);
// });

</script>
<style >


	.container {
		max-width: 100%;
		width: 76%;
		margin: 0 auto;
		background: white;
		border-radius: 15px;
		box-shadow: 0 20px 40px rgba(0,0,0,0.1);
		overflow: hidden;
	}

	.container header {
		background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
		color: white;
		padding: 20px;
		text-align: center;
	}

	.container h1 {
		font-size: 28px;
		margin-bottom: 10px;
	}

	.subtitle {
		font-size: 16px;
		opacity: 0.9;
	}

	.content {
		display: flex;
		height: calc(100vh - 120px);
	}

	#chartContainer {
		flex: 1;
		padding: 30px;
		border-right: 1px solid #eee;
	}

	 #listContainer {
		flex: 1;
		padding: 30px;
		display: flex;
		flex-direction: column;
	}

	.chart-title {
		font-size: 20px;
		color: #333;
		margin-bottom: 20px;
		text-align: center;
	}

	.container .list-title {
		font-size: 20px;
		color: #333;
		margin-bottom: 20px;
		text-align: center;
	}

	/* 修复柱形图容器，避免变形 */
	.container .chart-wrapper {
		position: relative;
		width: 100%;
		height: 400px;
	}

	.container canvas {
		width: 100% !important;
		height: 100% !important;
		max-width: 100%;
	}

	.container table {
		width: 100%;
		border-collapse: collapse;
		box-shadow: 0 5px 15px rgba(0,0,0,0.08);
		border-radius: 10px;
		overflow: hidden;
	}

	.container th {
		background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
		color: white;
		text-align: left;
		padding: 15px;
		font-weight: 600;
		font-size: 14px;
		text-transform: uppercase;
		letter-spacing: 0.5px;
	}

	.container td {
		padding: 12px 15px;
		border-bottom: 1px solid #eee;
		color: #555;
	}

	.container tr:hover {
		background-color: #f8f9ff;
		transform: translateY(-1px);
		transition: all 0.3s ease;
	}

	.container tbody tr:last-child td {
		border-bottom: none;
	}

	.container .no-data {
		text-align: center;
		padding: 40px;
		color: #999;
		font-style: italic;
	}

	.container .chartjs-tooltip {
		background: rgba(0, 0, 0, 0.8) !important;
		border: none !important;
		border-radius: 8px !important;
		padding: 10px !important;
		color: white !important;
		font-size: 14px !important;
	}

	.container .selected-knowledge {
		background: #f0f8ff;
		padding: 15px;
		border-radius: 10px;
		margin-bottom: 20px;
		text-align: center;
		font-weight: 600;
		color: #4facfe;
		border: 2px dashed #4facfe;
	}

	/* 分页样式 */
	.container .pagination {
		display: flex;
		justify-content: center;
		margin-top: 20px;
		gap: 5px;
	}

	.pagination button {
		background: white;
		border: 1px solid #ddd;
		color: #333;
		padding: 8px 12px;
		cursor: pointer;
		border-radius: 4px;
		font-size: 14px;
		transition: all 0.3s ease;
	}

	.pagination button:hover {
		background: #f0f0f0;
		border-color: #999;
	}

	.pagination button.active {
		background: #4facfe;
		color: white;
		border-color: #4facfe;
	}

	.pagination button:disabled {
		background: #f5f5f5;
		color: #ccc;
		cursor: not-allowed;
	}

	.pagination-info {
		text-align: center;
		margin-top: 10px;
		color: #666;
		font-size: 14px;
	}

	@media (max-width: 768px) {
		.content {
			flex-direction: column;
		}

		#chartContainer {
			border-right: none;
			border-bottom: 1px solid #eee;
		}

		#listContainer {
			height: 400px;
		}

		.pagination button {
			padding: 6px 10px;
			font-size: 12px;
		}
	}
</style>
