添加题目列表页面导航系统和悬浮按钮组

- 新增题目导航抽屉组件，按题型分组显示题目编号
- 实现点击题号平滑滚动并高亮定位功能
- 添加悬浮按钮组：返回顶部和题目导航
- 美化悬浮按钮样式，采用渐变色和阴影效果
- 题号使用圆形小巧设计，提升视觉效果
- 适配移动端和PC端响应式布局

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

web/src/components/QuestionListDrawer.module.less

@@ -0,0 +1,173 @@
+.drawer {
+  :global {
+    .ant-drawer-header {
+      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+      color: white;
+      border-bottom: none;
+      padding: 16px 24px;
+
+      .ant-drawer-title {
+        color: white;
+        font-weight: 600;
+        font-size: 16px;
+      }
+
+      .ant-drawer-close {
+        color: rgba(255, 255, 255, 0.85);
+
+        &:hover {
+          color: white;
+          background: rgba(255, 255, 255, 0.2);
+        }
+      }
+    }
+
+    .ant-drawer-body {
+      padding: 16px 24px;
+
+      // 自定义滚动条样式
+      &::-webkit-scrollbar {
+        width: 6px;
+      }
+
+      &::-webkit-scrollbar-track {
+        background: #f0f0f0;
+        border-radius: 3px;
+      }
+
+      &::-webkit-scrollbar-thumb {
+        background: #bfbfbf;
+        border-radius: 3px;
+
+        &:hover {
+          background: #999;
+        }
+      }
+    }
+  }
+}
+
+.groupsContainer {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+}
+
+.questionGroup {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.groupHeader {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  margin-bottom: 4px;
+}
+
+.typeTag {
+  margin: 0;
+  font-size: 13px;
+  padding: 4px 12px;
+  border-radius: 6px;
+  font-weight: 600;
+}
+
+.groupCount {
+  font-size: 12px;
+  color: #8c8c8c;
+}
+
+.numbersGrid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(36px, 1fr));
+  gap: 10px;
+  row-gap: 10px;
+}
+
+.numberItem {
+  width: 36px;
+  height: 36px;
+  border-radius: 50%; // 圆形
+  background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
+  border: 2px solid transparent;
+  color: #1d1d1f;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-weight: 600;
+  font-size: 12px;
+  cursor: pointer;
+  transition: all 0.2s ease;
+  user-select: none;
+  overflow: hidden;
+  text-overflow: ellipsis;
+
+  &:hover {
+    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+    color: white;
+    transform: scale(1.1);
+    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
+    border-color: #667eea;
+  }
+
+  &:active {
+    transform: scale(1.05);
+  }
+}
+
+.groupDivider {
+  margin: 8px 0;
+  border-color: #e8e8e8;
+}
+
+// 移动端适配
+@media (max-width: 768px) {
+  .drawer {
+    :global {
+      .ant-drawer-content-wrapper {
+        width: 85vw !important;
+        max-width: 380px !important;
+      }
+
+      .ant-drawer-header {
+        padding: 14px 20px;
+      }
+
+      .ant-drawer-body {
+        padding: 14px 20px;
+      }
+    }
+  }
+
+  .groupsContainer {
+    gap: 10px;
+  }
+
+  .typeTag {
+    font-size: 12px;
+    padding: 3px 10px;
+  }
+
+  .groupCount {
+    font-size: 11px;
+  }
+
+  .numbersGrid {
+    grid-template-columns: repeat(auto-fill, minmax(34px, 1fr));
+    gap: 8px;
+    row-gap: 8px;
+  }
+
+  .numberItem {
+    width: 34px;
+    height: 34px;
+    font-size: 11px;
+  }
+
+  .groupDivider {
+    margin: 6px 0;
+  }
+}
+

web/src/components/QuestionListDrawer.tsx

@@ -0,0 +1,116 @@
+import React, { useMemo } from 'react'
+import { Drawer, Tag, Divider, Space, Typography } from 'antd'
+import { BookOutlined } from '@ant-design/icons'
+import type { Question } from '../types/question'
+import styles from './QuestionListDrawer.module.less'
+
+const { Text } = Typography
+
+// 题型配置
+const questionTypeConfig: Record<string, { label: string; color: string }> = {
+  'multiple-choice': { label: '选择题', color: '#1677ff' },
+  'multiple-selection': { label: '多选题', color: '#52c41a' },
+  'true-false': { label: '判断题', color: '#fa8c16' },
+  'fill-in-blank': { label: '填空题', color: '#722ed1' },
+  'short-answer': { label: '简答题', color: '#eb2f96' },
+  'ordinary-essay': { label: '普通涉密人员论述题', color: '#f759ab' },
+  'management-essay': { label: '保密管理人员论述题', color: '#d4380d' },
+}
+
+interface QuestionListDrawerProps {
+  visible: boolean
+  onClose: () => void
+  questions: Question[]
+  onQuestionSelect: (index: number) => void
+}
+
+interface QuestionGroup {
+  type: string
+  typeLabel: string
+  typeColor: string
+  items: Array<{ index: number; question: Question }>
+}
+
+const QuestionListDrawer: React.FC<QuestionListDrawerProps> = ({
+  visible,
+  onClose,
+  questions,
+  onQuestionSelect,
+}) => {
+  // 按题型分组
+  const groupedQuestions = useMemo(() => {
+    const groups: Record<string, QuestionGroup> = {}
+
+    questions.forEach((question, index) => {
+      const typeConfig = questionTypeConfig[question.type]
+      if (!groups[question.type]) {
+        groups[question.type] = {
+          type: question.type,
+          typeLabel: typeConfig?.label || question.type,
+          typeColor: typeConfig?.color || 'default',
+          items: [],
+        }
+      }
+      groups[question.type].items.push({ index, question })
+    })
+
+    return Object.values(groups)
+  }, [questions])
+
+  return (
+    <Drawer
+      title={
+        <Space>
+          <BookOutlined />
+          <span>题目导航</span>
+          <Text type="secondary" style={{ fontSize: 14, fontWeight: 'normal' }}>
+            共 {questions.length} 题
+          </Text>
+        </Space>
+      }
+      placement="right"
+      onClose={onClose}
+      open={visible}
+      width={500}
+      className={styles.drawer}
+    >
+      <div className={styles.groupsContainer}>
+        {groupedQuestions.map((group, groupIndex) => (
+          <div key={group.type} className={styles.questionGroup}>
+            {/* 题型标题 */}
+            <div className={styles.groupHeader}>
+              <Tag color={group.typeColor} className={styles.typeTag}>
+                {group.typeLabel}
+              </Tag>
+              <span className={styles.groupCount}>共 {group.items.length} 题</span>
+            </div>
+
+            {/* 题号列表 */}
+            <div className={styles.numbersGrid}>
+              {group.items.map(({ index, question }) => (
+                <div
+                  key={question.id}
+                  className={styles.numberItem}
+                  onClick={() => {
+                    onQuestionSelect(index)
+                    onClose()
+                  }}
+                  title={`题目 ${question.question_id}`}
+                >
+                  {question.question_id}
+                </div>
+              ))}
+            </div>
+
+            {/* 分隔线 */}
+            {groupIndex < groupedQuestions.length - 1 && (
+              <Divider className={styles.groupDivider} />
+            )}
+          </div>
+        ))}
+      </div>
+    </Drawer>
+  )
+}
+
+export default QuestionListDrawer

web/src/pages/QuestionList.module.less

@@ -118,6 +118,54 @@
   white-space: pre-wrap;
 }
 
+// 悬浮按钮组样式美化
+:global {
+  .ant-float-btn-group {
+    .ant-float-btn {
+      width: 44px;
+      height: 44px;
+      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
+      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+
+      &:hover {
+        box-shadow: 0 6px 24px rgba(0, 0, 0, 0.18);
+        transform: translateY(-2px);
+      }
+
+      &:active {
+        transform: translateY(0);
+      }
+
+      .ant-float-btn-body {
+        width: 100%;
+        height: 100%;
+
+        .ant-float-btn-icon {
+          font-size: 18px;
+        }
+      }
+
+      // 置顶按钮样式
+      &:not(.ant-float-btn-primary) {
+        background: white;
+
+        &:hover {
+          background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
+        }
+      }
+
+      // 主按钮样式（题目导航）
+      &.ant-float-btn-primary {
+        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+
+        &:hover {
+          background: linear-gradient(135deg, #5568d3 0%, #6a3f8f 100%);
+        }
+      }
+    }
+  }
+}
+
 /* 响应式设计 */
 @media (max-width: 768px) {
   .container {
@@ -133,4 +181,21 @@
   .questionNumber {
     align-self: flex-end;
   }
+
+  // 移动端悬浮按钮适配
+  :global {
+    .ant-float-btn-group {
+      right: 16px !important;
+      bottom: 76px !important; // 避开底部导航栏
+
+      .ant-float-btn {
+        width: 40px;
+        height: 40px;
+
+        .ant-float-btn-body .ant-float-btn-icon {
+          font-size: 16px;
+        }
+      }
+    }
+  }
 }

web/src/pages/QuestionList.tsx

@@ -1,4 +1,4 @@
-import React, { useEffect, useState } from 'react'
+import React, { useEffect, useState, useRef } from 'react'
 import { useNavigate } from 'react-router-dom'
 import {
   Card,
@@ -12,6 +12,7 @@ import {
   Spin,
   message,
   Input,
+  FloatButton,
 } from 'antd'
 import {
   BookOutlined,
@@ -21,9 +22,11 @@ import {
   UnorderedListOutlined,
   SearchOutlined,
   ArrowLeftOutlined,
+  VerticalAlignTopOutlined,
 } from '@ant-design/icons'
 import * as questionApi from '../api/question'
 import type { Question } from '../types/question'
+import QuestionListDrawer from '../components/QuestionListDrawer'
 import styles from './QuestionList.module.less'
 
 const { Title, Text, Paragraph } = Typography
@@ -46,6 +49,10 @@ const QuestionList: React.FC = () => {
   const [filteredQuestions, setFilteredQuestions] = useState<Question[]>([])
   const [selectedType, setSelectedType] = useState<string>('all')
   const [searchKeyword, setSearchKeyword] = useState<string>('')
+  const [drawerVisible, setDrawerVisible] = useState(false)
+
+  // 用于存储每个题目卡片的ref
+  const questionRefs = useRef<Map<number, HTMLDivElement>>(new Map())
 
   // 加载题目列表
   const loadQuestions = async () => {
@@ -165,6 +172,25 @@ const QuestionList: React.FC = () => {
     )
   }
 
+  // 滚动到指定题目
+  const handleQuestionSelect = (index: number) => {
+    const questionCard = questionRefs.current.get(index)
+    if (questionCard) {
+      questionCard.scrollIntoView({
+        behavior: 'smooth',
+        block: 'center',
+      })
+      // 高亮效果
+      questionCard.style.transition = 'all 0.3s ease'
+      questionCard.style.transform = 'scale(1.02)'
+      questionCard.style.boxShadow = '0 8px 24px rgba(102, 126, 234, 0.3)'
+      setTimeout(() => {
+        questionCard.style.transform = 'scale(1)'
+        questionCard.style.boxShadow = ''
+      }, 600)
+    }
+  }
+
   return (
     <div className={styles.container}>
       {/* 头部 */}
@@ -232,7 +258,15 @@ const QuestionList: React.FC = () => {
           renderItem={(question, index) => {
             const typeConfig = questionTypeConfig[question.type]
             return (
-              <Card key={question.id} className={styles.questionCard}>
+              <Card
+                key={question.id}
+                className={styles.questionCard}
+                ref={(el) => {
+                  if (el) {
+                    questionRefs.current.set(index, el)
+                  }
+                }}
+              >
                 {/* 题目头部 */}
                 <div className={styles.questionHeader}>
                   <Space size="small">
@@ -282,6 +316,34 @@ const QuestionList: React.FC = () => {
           locale={{ emptyText: '暂无题目' }}
         />
       </Spin>
+
+      {/* 题目导航抽屉 */}
+      <QuestionListDrawer
+        visible={drawerVisible}
+        onClose={() => setDrawerVisible(false)}
+        questions={filteredQuestions}
+        onQuestionSelect={handleQuestionSelect}
+      />
+
+      {/* 悬浮按钮组 */}
+      {filteredQuestions.length > 0 && (
+        <FloatButton.Group
+          shape="circle"
+          style={{ right: 20, bottom: 20 }}
+        >
+          <FloatButton
+            icon={<VerticalAlignTopOutlined />}
+            tooltip="返回顶部"
+            onClick={() => window.scrollTo({ top: 0, behavior: 'smooth' })}
+          />
+          <FloatButton
+            icon={<UnorderedListOutlined />}
+            type="primary"
+            tooltip="题目导航"
+            onClick={() => setDrawerVisible(true)}
+          />
+        </FloatButton.Group>
+      )}
     </div>
   )
 }