feat: 实现教师资料更新、操作日志和系统设置功能

新增教师资料更新功能，包括个人信息修改和密码更新
添加操作日志记录系统，记录用户关键操作
实现系统设置模块，支持动态配置系统参数
重构数据库模型，新增教师表和系统设置表
优化成绩录入逻辑，支持平时分、期中和期末成绩计算
添加数据导出功能，支持学生、教师和成绩数据导出
完善管理员后台，增加统计图表和操作日志查看

frontend/public/js/auth.js

@@ -196,11 +196,14 @@ class AuthManager {
                 });
                 const result = await response.json();
                 if (result.success) {
+                    alert('退出登录成功');
                     window.location.href = '/login';
+                } else {
+                    alert(result.message || '退出登录失败');
                 }
             } catch (error) {
                 console.error('Logout error:', error);
-                window.location.href = '/login';
+                alert('退出登录出错');
             }
         }
     }

frontend/public/js/teacher.js

@@ -7,10 +7,24 @@ class TeacherManager {
         this.init();
     }
     
-    init() {
-        this.initDashboard();
+    async init() {
         this.updateCurrentTime();
         setInterval(() => this.updateCurrentTime(), 1000);
+        await this.loadUserInfo();
+        
+        // 页面路由逻辑
+        if (document.getElementById('courseList')) {
+            this.initDashboard();
+        }
+        if (document.getElementById('studentTableBody') && document.getElementById('courseSelect')) {
+            this.initGradeEntry();
+        }
+        if (document.getElementById('gradeTableBody')) {
+            this.initGradeManagement();
+        }
+        if (document.getElementById('profileForm')) {
+            this.initProfilePage();
+        }
     }
     
     updateCurrentTime() {
@@ -24,27 +38,100 @@ class TeacherManager {
             timeElement.textContent = now.toLocaleString('zh-CN', options);
         }
     }
+
+    async loadUserInfo() {
+        try {
+            const res = await fetch('/api/auth/me');
+            const result = await res.json();
+            if (result.success && result.data.user) {
+                const user = result.data.user;
+                this.user = user;
+                
+                // Update Sidebar
+                const nameEls = document.querySelectorAll('#teacherName, #userName, #profileName');
+                const idEls = document.querySelectorAll('#teacherId, #profileId, #inputTeacherId');
+                
+                nameEls.forEach(el => el.textContent = user.name);
+                idEls.forEach(el => {
+                    if (el.tagName === 'INPUT') el.value = user.id;
+                    else el.textContent = user.id;
+                });
+                
+                // Profile Page Specific
+                const inputName = document.getElementById('inputName');
+                const inputClass = document.getElementById('inputClass');
+                if (inputName) inputName.value = user.name;
+                if (inputClass) inputClass.value = user.class || '';
+            }
+        } catch (error) {
+            console.error('Load user info failed:', error);
+        }
+    }
     
+    // ================= Dashboard =================
     async initDashboard() {
-        // 检查是否在仪表板页面
-        if (!document.getElementById('courseList')) return;
+        await Promise.all([
+            this.loadCourses(),
+            this.loadManagedClasses()
+        ]);
+        this.initAddCourse();
+        this.initEditCourse();
+    }
+
+    async loadManagedClasses() {
+        const managedClassesSection = document.getElementById('managedClassesSection');
+        const managedClassList = document.getElementById('managedClassList');
+        const classCountEl = document.getElementById('classCount');
         
+        if (!managedClassList) return;
+
+        try {
+            const res = await fetch(`${this.apiBase}/my-classes`);
+            const result = await res.json();
+            
+            if (result.success && result.data.classes.length > 0) {
+                const classes = result.data.classes;
+                classCountEl.textContent = classes.length;
+                managedClassesSection.style.display = 'block';
+                
+                managedClassList.innerHTML = classes.map(c => `
+                    <div class="col-md-6 col-xl-4 mb-3">
+                        <div class="card h-100 border-0 shadow-sm">
+                            <div class="card-body d-flex align-items-center">
+                                <div class="bg-info bg-opacity-10 text-info rounded p-3 me-3">
+                                    <i class="fas fa-users fa-lg"></i>
+                                </div>
+                                <div>
+                                    <h6 class="mb-1 fw-bold">${c.class_name}</h6>
+                                    <p class="text-muted small mb-0">${c.major || '专业未设置'} | ${c.grade}级</p>
+                                </div>
+                            </div>
+                        </div>
+                    </div>
+                `).join('');
+            } else {
+                classCountEl.textContent = '0';
+                managedClassesSection.style.display = 'none';
+            }
+        } catch (e) {
+            console.error('Load managed classes failed', e);
+        }
+    }
+
+    async loadCourses() {
         try {
             const response = await fetch(`${this.apiBase}/courses`);
             const result = await response.json();
             
             if (result.success) {
-                this.renderDashboard(result.data.courses);
-            } else {
-                if (window.authManager) {
-                    window.authManager.showNotification(result.message || '获取课程失败', 'error');
-                }
+                this.courses = result.data.courses;
+                this.renderDashboard(this.courses);
             }
         } catch (error) {
-            console.error('Fetch teacher data failed:', error);
+            console.error('Fetch courses failed:', error);
         }
     }
-    
+
     renderDashboard(courses) {
         const courseList = document.getElementById('courseList');
         if (!courseList) return;
@@ -57,16 +144,22 @@ class TeacherManager {
         courseList.innerHTML = courses.map(course => `
             <div class="col-md-6 col-xl-4 mb-4">
                 <div class="card h-100 border-0 shadow-sm course-card">
-                    <div class="card-body">
-                        <div class="d-flex justify-content-between align-items-center mb-3">
-                            <span class="badge bg-primary bg-opacity-10 text-primary px-3 py-2">
+                    <div class="card-body p-4">
+                        <div class="d-flex justify-content-between align-items-start mb-3">
+                            <span class="badge bg-primary bg-opacity-10 text-primary">
                                 <i class="fas fa-book me-1"></i> ${course.course_code || 'CODE'}
                             </span>
-                            <span class="text-muted small">${course.credit} 学分</span>
+                            <div class="d-flex gap-2">
+                                <button class="btn btn-link text-secondary p-0 btn-edit-course" 
+                                    data-id="${course.id}">
+                                    <i class="fas fa-edit"></i>
+                                </button>
+                                <span class="text-muted small">${course.credit} 学分</span>
+                            </div>
                         </div>
                         <h5 class="card-title fw-bold mb-2">${course.course_name}</h5>
                         <p class="card-text text-secondary small mb-4">
-                            <i class="fas fa-users me-1"></i> 学生人数: ${course.student_count || 0}
+                            <i class="fas fa-users me-1"></i> ${course.class_name || '班级未指定'}
                         </p>
                         <div class="d-grid gap-2">
                             <a href="/teacher/grade_entry?courseId=${course.id}" class="btn btn-outline-primary btn-sm">
@@ -81,28 +174,439 @@ class TeacherManager {
             </div>
         `).join('');
         
-        // 更新统计数据
         document.getElementById('courseCount').textContent = courses.length;
+        // Calculate total students
         const totalStudents = courses.reduce((sum, c) => sum + (c.student_count || 0), 0);
         document.getElementById('totalStudents').textContent = totalStudents;
     }
-}
 
-// 初始化
-document.addEventListener('DOMContentLoaded', () => {
-    window.teacherManager = new TeacherManager();
-    
-    // 从 Session 获取用户信息并更新 UI
-    fetch('/api/auth/me')
-        .then(res => res.json())
-        .then(result => {
-            if (result.success && result.data.user) {
-                const user = result.data.user;
-                const nameEl = document.getElementById('userName');
-                const teacherNameEl = document.getElementById('teacherName');
+    initAddCourse() {
+        const btn = document.getElementById('addCourseBtn');
+        const modalEl = document.getElementById('addCourseModal');
+        const saveBtn = document.getElementById('saveCourseBtn');
+        
+        if (!btn || !modalEl) return;
+        
+        const modal = new bootstrap.Modal(modalEl);
+        
+        btn.addEventListener('click', async () => {
+            // Load classes
+            try {
+                const res = await fetch(`${this.apiBase}/classes`);
+                const result = await res.json();
+                if (result.success) {
+                    const select = document.getElementById('classSelect');
+                    select.innerHTML = '<option value="">请选择班级...</option>' + 
+                        result.data.classes.map(c => `<option value="${c.id}">${c.class_name}</option>`).join('');
+                }
+            } catch (e) {
+                console.error('Load classes failed', e);
+            }
+            modal.show();
+        });
+        
+        saveBtn.addEventListener('click', async () => {
+            const form = document.getElementById('addCourseForm');
+            const formData = new FormData(form);
+            const data = Object.fromEntries(formData.entries());
+            
+            try {
+                const res = await fetch(`${this.apiBase}/courses`, {
+                    method: 'POST',
+                    headers: { 'Content-Type': 'application/json' },
+                    body: JSON.stringify(data)
+                });
+                const result = await res.json();
                 
-                if (nameEl) nameEl.textContent = user.name;
-                if (teacherNameEl) teacherNameEl.textContent = user.name;
+                if (result.success) {
+                    alert('课程创建成功');
+                    modal.hide();
+                    this.loadCourses();
+                    form.reset();
+                } else {
+                    alert(result.message || '创建失败');
+                }
+            } catch (e) {
+                console.error('Create course failed', e);
+                alert('系统错误');
             }
         });
-});
+    }
+
+    initEditCourse() {
+        const modalEl = document.getElementById('editCourseModal');
+        if (!modalEl) return;
+        
+        const modal = new bootstrap.Modal(modalEl);
+        const updateBtn = document.getElementById('updateCourseBtn');
+        
+        // Use event delegation for dynamically created edit buttons
+        document.addEventListener('click', async (e) => {
+            const btn = e.target.closest('.btn-edit-course');
+            if (!btn) return;
+            
+            const courseId = btn.dataset.id;
+            if (!this.courses) return;
+            const courseData = this.courses.find(c => c.id == courseId);
+            
+            if (!courseData) return;
+            
+            // Fill form
+            document.getElementById('editCourseId').value = courseData.id;
+            document.getElementById('editCourseName').value = courseData.course_name;
+            document.getElementById('editCourseCode').value = courseData.course_code;
+            document.getElementById('editCourseCredit').value = courseData.credit;
+            document.getElementById('editSemester').value = courseData.semester;
+            
+            // Load classes and select current one
+            try {
+                const res = await fetch(`${this.apiBase}/classes`);
+                const result = await res.json();
+                if (result.success) {
+                    const select = document.getElementById('editClassSelect');
+                    select.innerHTML = '<option value="">请选择班级...</option>' + 
+                        result.data.classes.map(c => `<option value="${c.id}" ${c.id == courseData.class_id ? 'selected' : ''}>${c.class_name}</option>`).join('');
+                }
+            } catch (e) {
+                console.error('Load classes failed', e);
+            }
+            
+            modal.show();
+        });
+        
+        updateBtn.addEventListener('click', async () => {
+            const form = document.getElementById('editCourseForm');
+            const formData = new FormData(form);
+            const data = Object.fromEntries(formData.entries());
+            const courseId = data.id;
+            
+            try {
+                const res = await fetch(`${this.apiBase}/courses/${courseId}`, {
+                    method: 'PUT',
+                    headers: { 'Content-Type': 'application/json' },
+                    body: JSON.stringify(data)
+                });
+                const result = await res.json();
+                
+                if (result.success) {
+                    alert('课程更新成功');
+                    modal.hide();
+                    this.loadCourses();
+                } else {
+                    alert(result.message || '更新失败');
+                }
+            } catch (e) {
+                console.error('Update course failed', e);
+                alert('系统错误');
+            }
+        });
+    }
+
+    // ================= Grade Entry =================
+    async initGradeEntry() {
+        const courseSelect = document.getElementById('courseSelect');
+        
+        // Load Courses for Select
+        try {
+            const response = await fetch(`${this.apiBase}/courses`);
+            const result = await response.json();
+            if (result.success) {
+                courseSelect.innerHTML = '<option value="">请选择课程...</option>' + 
+                    result.data.courses.map(c => `<option value="${c.id}">${c.course_name} (${c.class_name || '未指定班级'})</option>`).join('');
+                
+                // Check URL params
+                const params = new URLSearchParams(window.location.search);
+                const courseId = params.get('courseId');
+                if (courseId) {
+                    courseSelect.value = courseId;
+                    this.loadStudentsForGradeEntry(courseId);
+                }
+            }
+        } catch (e) { console.error(e); }
+        
+        courseSelect.addEventListener('change', (e) => {
+            if (e.target.value) {
+                this.loadStudentsForGradeEntry(e.target.value);
+            } else {
+                document.getElementById('studentTableBody').innerHTML = '<tr><td colspan="7" class="text-center py-5 text-muted">请选择课程以加载学生列表</td></tr>';
+            }
+        });
+    }
+    
+    async loadStudentsForGradeEntry(courseId) {
+        const tbody = document.getElementById('studentTableBody');
+        tbody.innerHTML = '<tr><td colspan="7" class="text-center py-5"><div class="spinner-border text-primary" role="status"></div><div class="mt-2">加载中...</div></td></tr>';
+        
+        // Since we don't have a direct "get students by course" API that returns grades yet,
+        // we might need to rely on what we have.
+        // Actually, we need to fetch students enrolled in the class of this course.
+        // AND fetch their existing grades for this course.
+        // For simplicity, let's assume we have an endpoint or we modify `getGradeStatistics` or similar?
+        // No, we should probably add `GET /api/teacher/course/:id/students`?
+        // Or just use `GET /api/teacher/grades?courseId=X`.
+        
+        // Let's assume `GET /api/teacher/grades?courseId=X` returns the list of students with their grades (or null if no grade).
+        // I need to implement this backend logic if it's missing.
+        // For now, I'll simulate or try to use what I have.
+        // I'll add `getCourseGrades` to TeacherController.
+        
+        // Wait, I can't modify backend endlessly.
+        // Let's check `TeacherController.js` again.
+        // It has `addScore`.
+        // It does NOT have `getCourseGrades`.
+        // I need to add it to support this view.
+        
+        try {
+            // Placeholder: I will add this endpoint in next step.
+            const res = await fetch(`${this.apiBase}/grades?courseId=${courseId}`);
+            const result = await res.json();
+            
+            if (result.success) {
+                this.renderGradeEntryTable(result.data.grades);
+            } else {
+                tbody.innerHTML = `<tr><td colspan="7" class="text-center text-danger">${result.message}</td></tr>`;
+            }
+        } catch (e) {
+            tbody.innerHTML = `<tr><td colspan="7" class="text-center text-danger">加载失败: ${e.message}</td></tr>`;
+        }
+    }
+    
+    renderGradeEntryTable(grades) {
+        const tbody = document.getElementById('studentTableBody');
+        if (!grades || grades.length === 0) {
+            tbody.innerHTML = '<tr><td colspan="7" class="text-center py-5 text-muted">该课程暂无学生</td></tr>';
+            return;
+        }
+        
+        tbody.innerHTML = grades.map(g => `
+            <tr>
+                <td>${g.student_id}</td>
+                <td>${g.student_name}</td>
+                <td><input type="number" class="form-control form-control-sm" value="${g.usual_score || ''}" placeholder="平时"></td>
+                <td><input type="number" class="form-control form-control-sm" value="${g.midterm_score || ''}" placeholder="期中"></td>
+                <td><input type="number" class="form-control form-control-sm" value="${g.final_score || ''}" placeholder="期末"></td>
+                <td>${g.total_score || '-'}</td>
+                <td>
+                    <button class="btn btn-sm btn-primary save-grade-btn" data-student-id="${g.student_id}">
+                        <i class="fas fa-save"></i> 保存
+                    </button>
+                </td>
+            </tr>
+        `).join('');
+        
+        // Bind save events
+        document.querySelectorAll('.save-grade-btn').forEach(btn => {
+            btn.addEventListener('click', (e) => this.saveGrade(e.target.closest('tr'), btn.dataset.studentId));
+        });
+    }
+    
+    async saveGrade(row, studentId) {
+        const inputs = row.querySelectorAll('input');
+        const usual = inputs[0].value;
+        const midterm = inputs[1].value;
+        const final = inputs[2].value;
+        const courseId = document.getElementById('courseSelect').value;
+        
+        // Simple calculation for total score preview (Backend should do the real one)
+        const total = (usual * 0.3 + midterm * 0.3 + final * 0.4).toFixed(1); // Example weights
+        
+        try {
+            const res = await fetch(`${this.apiBase}/grades`, {
+                method: 'POST',
+                headers: { 'Content-Type': 'application/json' },
+                body: JSON.stringify({
+                    studentId,
+                    courseId,
+                    usual_score: usual,
+                    midterm_score: midterm,
+                    final_score: final,
+                    score: total // Passing total score as 'score' for compatibility with existing API
+                })
+            });
+            
+            const result = await res.json();
+            if (result.success) {
+                // Update total cell
+                row.cells[5].textContent = total;
+                // Show success feedback
+                const btn = row.querySelector('.save-grade-btn');
+                const originalText = btn.innerHTML;
+                btn.innerHTML = '<i class="fas fa-check"></i> 已保存';
+                btn.classList.remove('btn-primary');
+                btn.classList.add('btn-success');
+                setTimeout(() => {
+                    btn.innerHTML = originalText;
+                    btn.classList.add('btn-primary');
+                    btn.classList.remove('btn-success');
+                }, 2000);
+            } else {
+                alert(result.message || '保存失败');
+            }
+        } catch (e) {
+            console.error(e);
+            alert('保存失败');
+        }
+    }
+
+    // ================= Grade Management =================
+    async initGradeManagement() {
+        // Similar logic to Grade Entry but Read-Only or Filter focused
+        // Fetch courses for filter
+         try {
+            const response = await fetch(`${this.apiBase}/courses`);
+            const result = await response.json();
+            if (result.success) {
+                const select = document.getElementById('courseSelectFilter');
+                select.innerHTML = '<option value="">全部课程</option>' + 
+                    result.data.courses.map(c => `<option value="${c.id}">${c.course_name}</option>`).join('');
+            }
+        } catch (e) { console.error(e); }
+        
+        document.getElementById('searchBtn').addEventListener('click', () => this.searchGrades());
+        
+        // Check URL params
+        const params = new URLSearchParams(window.location.search);
+        if (params.get('courseId')) {
+            document.getElementById('courseSelectFilter').value = params.get('courseId');
+            this.searchGrades();
+        }
+    }
+    
+    async searchGrades() {
+        const courseId = document.getElementById('courseSelectFilter').value;
+        const studentName = document.getElementById('studentNameFilter').value;
+        const tbody = document.getElementById('gradeTableBody');
+        
+        tbody.innerHTML = '<tr><td colspan="7" class="text-center py-5"><div class="spinner-border text-primary"></div></td></tr>';
+        
+        try {
+            let url = `${this.apiBase}/grades?`;
+            if (courseId) url += `courseId=${courseId}&`;
+            if (studentName) url += `studentName=${studentName}`;
+            
+            const res = await fetch(url);
+            const result = await res.json();
+            
+            if (result.success && result.data.grades) {
+                if (result.data.grades.length === 0) {
+                     tbody.innerHTML = '<tr><td colspan="7" class="text-center py-5 text-muted">未找到相关成绩记录</td></tr>';
+                     return;
+                }
+                
+                tbody.innerHTML = result.data.grades.map(g => `
+                    <tr>
+                        <td>${g.course_name || '-'}</td>
+                        <td>${g.student_id || '-'}</td>
+                        <td>${g.student_name || '-'}</td>
+                        <td>${g.total_score || '-'}</td>
+                        <td>${g.grade_point || '-'}</td>
+                        <td><span class="badge bg-${this.getBadgeColor(g.grade_level)}">${g.grade_level || '-'}</span></td>
+                        <td>
+                            <button class="btn btn-sm btn-outline-primary" onclick="window.location.href='/teacher/grade_entry?courseId=${g.course_id}'">
+                                <i class="fas fa-edit"></i> 修改
+                            </button>
+                        </td>
+                    </tr>
+                `).join('');
+            }
+        } catch (e) {
+            tbody.innerHTML = `<tr><td colspan="7" class="text-center text-danger">查询失败</td></tr>`;
+        }
+    }
+    
+    getBadgeColor(level) {
+        if (!level) return 'secondary';
+        if (level.startsWith('A')) return 'success';
+        if (level.startsWith('B')) return 'info';
+        if (level.startsWith('C')) return 'warning';
+        if (level.startsWith('F')) return 'danger';
+        return 'primary';
+    }
+    
+    // ================= Profile =================
+    initProfilePage() {
+        const saveProfileBtn = document.getElementById('saveProfileBtn');
+        if (saveProfileBtn) {
+            saveProfileBtn.addEventListener('click', async () => {
+                const name = document.getElementById('inputName').value;
+                const className = document.getElementById('inputClass').value;
+                try {
+                    const res = await fetch('/api/auth/update-profile', {
+                        method: 'PUT',
+                        headers: { 'Content-Type': 'application/json' },
+                        body: JSON.stringify({ name, class: className })
+                    });
+                    const result = await res.json();
+                    if (result.success) {
+                        alert('资料更新成功');
+                        // 更新侧边栏和顶栏
+                        const nameEls = document.querySelectorAll('#teacherName, #userName, #profileName');
+                        nameEls.forEach(el => el.textContent = name);
+                    } else {
+                        alert(result.message || '更新失败');
+                    }
+                } catch (e) {
+                    console.error('Update profile failed', e);
+                    alert('系统错误');
+                }
+            });
+        }
+
+        const passwordForm = document.getElementById('passwordForm');
+        if (passwordForm) {
+            passwordForm.addEventListener('submit', async (e) => {
+                e.preventDefault();
+                
+                const oldPassword = document.getElementById('oldPassword').value;
+                const newPassword = document.getElementById('newPassword').value;
+                const confirmPassword = document.getElementById('confirmPassword').value;
+                const errorEl = document.getElementById('passwordError');
+                
+                // Hide previous error
+                errorEl.style.display = 'none';
+                
+                // Basic validation
+                if (newPassword !== confirmPassword) {
+                    errorEl.textContent = '两次输入的新密码不一致';
+                    errorEl.style.display = 'block';
+                    return;
+                }
+                
+                if (newPassword.length < 6) {
+                    errorEl.textContent = '新密码长度至少为 6 位';
+                    errorEl.style.display = 'block';
+                    return;
+                }
+
+                try {
+                    const res = await fetch('/api/auth/update-password', {
+                        method: 'PUT',
+                        headers: {
+                            'Content-Type': 'application/json'
+                        },
+                        body: JSON.stringify({ oldPassword, newPassword })
+                    });
+                    
+                    const result = await res.json();
+                    if (result.success) {
+                        alert('密码修改成功，请重新登录');
+                        // Logout and redirect
+                        await fetch('/api/auth/logout', { method: 'POST' });
+                        window.location.href = '/login';
+                    } else {
+                        errorEl.textContent = result.message || '修改失败';
+                        errorEl.style.display = 'block';
+                    }
+                } catch (err) {
+                    console.error(err);
+                    errorEl.textContent = '服务器错误，请稍后再试';
+                    errorEl.style.display = 'block';
+                }
+            });
+        }
+    }
+}
+
+document.addEventListener('DOMContentLoaded', () => {
+    window.teacherManager = new TeacherManager();
+});

frontend/views/admin/dashboard.html

@@ -3,340 +3,334 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>学生成绩管理系统 - 管理员仪表板</title>
-    <link rel="stylesheet" href="/public/css/style.css">
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css">
-</head>
-</head>
-<body>
-    <!-- 顶部导航<E5AFBC><E888AA>?-->
-    <nav class="navbar">
-        <div class="navbar-brand">
-            <i class="fas fa-graduation-cap"></i>
-            <span>XX学校成绩管理系统</span>
-        </div>
-        <div class="navbar-menu">
-            <a href="/" class="btn btn-secondary">
-                <i class="fas fa-home"></i> 主页
-            </a>
-            <div class="navbar-user">
-                <span class="user-name" id="userName">管理<EFBFBD><EFBFBD>?/span>
-                <button id="logoutBtn" class="btn btn-primary">
-                    <i class="fas fa-sign-out-alt"></i> 退<><E98080>?                </button>
-            </div>
-        </div>
-    </nav>
-
-    <!-- 仪表板容<E69DBF><E5AEB9>?-->
-    <div class="dashboard-container">
-        <!-- 左侧侧边<E4BEA7><E8BEB9>?-->
-        <aside class="sidebar">
-            <div class="sidebar-header">
-                <div class="user-info">
-                    <div class="user-avatar">
-                        <i class="fas fa-user-shield"></i>
-                    </div>
-                    <div class="user-details">
-                        <h3 id="adminName">管理<EFBFBD><EFBFBD>?/h3>
-                        <p>系统管理<EFBFBD><EFBFBD>?| 权限<E69D83><E99990>?span id="adminRole">超级管理<E7AEA1><E79086>?/span></p>
-                    </div>
-                </div>
-            </div>
-
-            <ul class="sidebar-menu">
-                <li>
-                    <a href="#" class="active">
-                        <i class="fas fa-tachometer-alt"></i>
-                        <span>仪表<EFBFBD><EFBFBD>?/span>
-                    </a>
-                </li>
-                <li>
-                    <a href="/admin/user_management">
-                        <i class="fas fa-users"></i>
-                        <span>用户管理</span>
-                    </a>
-                </li>
-                <li>
-                    <a href="/admin/student_management">
-                        <i class="fas fa-user-graduate"></i>
-                        <span>学生管理</span>
-                    </a>
-                </li>
-                <li>
-                    <a href="teacher_management.html">
-                        <i class="fas fa-chalkboard-teacher"></i>
-                        <span>教师管理</span>
-                    </a>
-                </li>
-                <li>
-                    <a href="grade_statistics.html">
-                        <i class="fas fa-chart-bar"></i>
-                        <span>成绩统计</span>
-                    </a>
-                </li>
-                <li>
-                    <a href="system_settings.html">
-                        <i class="fas fa-cog"></i>
-                        <span>系统设置</span>
-                    </a>
-                </li>
-                <li>
-                    <a href="data_export.html">
-                        <i class="fas fa-download"></i>
-                        <span>数据导出</span>
-                    </a>
-                </li>
-                <li>
-                    <a href="audit_log.html">
-                        <i class="fas fa-history"></i>
-                        <span>操作日志</span>
-                    </a>
-                </li>
-            </ul>
-        </aside>
-
-        <!-- 主内容区 -->
-        <main class="main-content">
-            <div class="content-header">
-                <div>
-                    <h1 class="page-title">管理员仪表板</h1>
-                    <div class="breadcrumb">
-                        <a href="/">主页</a>
-                        <i class="fas fa-chevron-right"></i>
-                        <span>管理员仪表板</span>
-                    </div>
-                </div>
-                <div class="current-time" id="currentTime"></div>
-            </div>
-
-            <!-- 统计卡片 -->
-            <div class="stats-grid">
-                <div class="stat-card">
-                    <div class="stat-icon users">
-                        <i class="fas fa-users"></i>
-                    </div>
-                    <div class="stat-content">
-                        <div class="stat-value" id="totalUsers">1,248</div>
-                        <div class="stat-label">总用户数</div>
-                        <div class="stat-change positive">
-                            <i class="fas fa-arrow-up"></i> 12 本周新增
-                        </div>
-                    </div>
-                </div>
-
-                <div class="stat-card">
-                    <div class="stat-icon students">
-                        <i class="fas fa-user-graduate"></i>
-                    </div>
-                    <div class="stat-content">
-                        <div class="stat-value" id="totalStudents">3,567</div>
-                        <div class="stat-label">学生总数</div>
-                        <div class="stat-change positive">
-                            <i class="fas fa-arrow-up"></i> 45 本周新增
-                        </div>
-                    </div>
-                </div>
-
-                <div class="stat-card">
-                    <div class="stat-icon teachers">
-                        <i class="fas fa-chalkboard-teacher"></i>
-                    </div>
-                    <div class="stat-content">
-                        <div class="stat-value" id="totalTeachers">128</div>
-                        <div class="stat-label">教师总数</div>
-                        <div class="stat-change">
-                            <i class="fas fa-minus"></i> 无变<E697A0><E58F98>?                        </div>
-                    </div>
-                </div>
-
-                <div class="stat-card">
-                    <div class="stat-icon courses">
-                        <i class="fas fa-book"></i>
-                    </div>
-                    <div class="stat-content">
-                        <div class="stat-value" id="totalCourses">89</div>
-                        <div class="stat-label">课程总数</div>
-                        <div class="stat-change positive">
-                            <i class="fas fa-arrow-up"></i> 3 本周新增
-                        </div>
-                    </div>
-                </div>
-            </div>
-
-            <!-- 功能卡片 -->
-            <div class="function-grid">
-                <div class="function-card" onclick="window.location.href='user_management.html'">
-                    <div class="function-icon">
-                        <i class="fas fa-users"></i>
-                    </div>
-                    <h3 class="function-title">用户管理</h3>
-                    <p class="function-description">
-                        管理所有用户账户，包括添加、编辑、删除用户，设置用户角色和权限<E69D83><E99990>?                    </p>
-                    <button class="btn btn-primary">进入管理</button>
-                </div>
-
-                <div class="function-card" onclick="window.location.href='student_management.html'">
-                    <div class="function-icon">
-                        <i class="fas fa-user-graduate"></i>
-                    </div>
-                    <h3 class="function-title">学生管理</h3>
-                    <p class="function-description">
-                        管理学生信息，包括学籍管理、班级分配、信息维护和批量导入导出<E5AFBC><E587BA>?                    </p>
-                    <button class="btn btn-primary">进入管理</button>
-                </div>
-
-                <div class="function-card" onclick="window.location.href='teacher_management.html'">
-                    <div class="function-icon">
-                        <i class="fas fa-chalkboard-teacher"></i>
-                    </div>
-                    <h3 class="function-title">教师管理</h3>
-                    <p class="function-description">
-                        管理教师信息，包括教师分配、课程安排、权限设置和绩效考核<E88083><E6A0B8>?                    </p>
-                    <button class="btn btn-primary">进入管理</button>
-                </div>
-
-                <div class="function-card" onclick="window.location.href='grade_statistics.html'">
-                    <div class="function-icon">
-                        <i class="fas fa-chart-bar"></i>
-                    </div>
-                    <h3 class="function-title">成绩统计</h3>
-                    <p class="function-description">
-                        查看全校成绩统计，生成分析报告，支持图表展示和数据导出<E5AFBC><E587BA>?                    </p>
-                    <button class="btn btn-primary">查看统计</button>
-                </div>
-            </div>
-
-            <!-- 系统状<E7BB9F><E78AB6>?-->
-            <div class="system-status">
-                <h2 class="section-title">
-                    <i class="fas fa-server"></i>
-                    系统状<E7BB9F><E78AB6>?                </h2>
-                <div class="status-list">
-                    <div class="status-item">
-                        <div class="status-indicator online"></div>
-                        <div>
-                            <div class="status-label">数据库服<EFBFBD><EFBFBD>?/div>
-                            <div class="status-value">运行正常 | 响应时间: 12ms</div>
-                        </div>
-                    </div>
-                    <div class="status-item">
-                        <div class="status-indicator online"></div>
-                        <div>
-                            <div class="status-label">Web服务<EFBFBD><EFBFBD>?/div>
-                            <div class="status-value">运行正常 | 在线用户: 156</div>
-                        </div>
-                    </div>
-                    <div class="status-item">
-                        <div class="status-indicator online"></div>
-                        <div>
-                            <div class="status-label">文件存储</div>
-                            <div class="status-value">使用<EFBFBD><EFBFBD>? 65% | 剩余: 35GB</div>
-                        </div>
-                    </div>
-                    <div class="status-item">
-                        <div class="status-indicator warning"></div>
-                        <div>
-                            <div class="status-label">备份服务</div>
-                            <div class="status-value">上次备份: 2天前 | 建议立即备份</div>
-                        </div>
-                    </div>
-                </div>
-            </div>
-
-            <!-- 最近活<E8BF91><E6B4BB>?-->
-            <div class="recent-activities">
-                <h2 class="section-title">
-                    <i class="fas fa-history"></i>
-                    最近活<E8BF91><E6B4BB>?                </h2>
-                <ul class="activity-list">
-                    <li class="activity-item">
-                        <div class="activity-icon">
-                            <i class="fas fa-user-plus"></i>
-                        </div>
-                        <div class="activity-content">
-                            <div class="activity-title">新增学生用户</div>
-                            <div class="activity-time">10分钟<EFBFBD><EFBFBD>?| 操作<E6938D><E4BD9C>? 管理<E7AEA1><E79086>?/div>
-                        </div>
-                    </li>
-                    <li class="activity-item">
-                        <div class="activity-icon">
-                            <i class="fas fa-edit"></i>
-                        </div>
-                        <div class="activity-content">
-                            <div class="activity-title">修改教师信息</div>
-                            <div class="activity-time">1小时<EFBFBD><EFBFBD>?| 操作<E6938D><E4BD9C>? 管理<E7AEA1><E79086>?/div>
-                        </div>
-                    </li>
-                    <li class="activity-item">
-                        <div class="activity-icon">
-                            <i class="fas fa-chart-bar"></i>
-                        </div>
-                        <div class="activity-content">
-                            <div class="activity-title">生成成绩统计报告</div>
-                            <div class="activity-time">3小时<EFBFBD><EFBFBD>?| 操作<E6938D><E4BD9C>? 系统</div>
-                        </div>
-                    </li>
-                    <li class="activity-item">
-                        <div class="activity-icon">
-                            <i class="fas fa-download"></i>
-                        </div>
-                        <div class="activity-content">
-                            <div class="activity-title">导出用户数据</div>
-                            <div class="activity-time">5小时<EFBFBD><EFBFBD>?| 操作<E6938D><E4BD9C>? 管理<E7AEA1><E79086>?/div>
-                        </div>
-                    </li>
-                    <li class="activity-item">
-                        <div class="activity-icon">
-                            <i class="fas fa-cog"></i>
-                        </div>
-                        <div class="activity-content">
-                            <div class="activity-title">系统设置更新</div>
-                            <div class="activity-time">1天前 | 操作<E6938D><E4BD9C>? 管理<E7AEA1><E79086>?/div>
-                        </div>
-                    </li>
-                </ul>
-            </div>
-        </main>
-    </div>
-
-    <script>
-        // 更新当前时间
-        function updateCurrentTime() {
-            const now = new Date();
-            const options = { 
-                year: 'numeric', 
-                month: 'long', 
-                day: 'numeric',
-                weekday: 'long',
-                hour: '2-digit',
-                minute: '2-digit',
-                second: '2-digit'
-            };
-            document.getElementById('currentTime').textContent = now.toLocaleDateString('zh-CN', options);
+    <title>管理员仪表板</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #4e73df;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --admin-gradient: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
         }
 
-        // 页面加载时初始化
-        document.addEventListener('DOMContentLoaded', function() {
-            updateCurrentTime();
-            setInterval(updateCurrentTime, 1000);
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
 
-            // 退出登<E587BA><E799BB>?            document.getElementById('logoutBtn').addEventListener('click', function() {
-                if (confirm('确定要退出登录吗<E5BD95><E59097>?)) {
-                    // 清除登录状<E5BD95><E78AB6>?                    localStorage.removeItem('token');
-                    localStorage.removeItem('userRole');
-                    localStorage.removeItem('userInfo');
-                    
-                    // 跳转到登录页<E5BD95><E9A1B5>?                    window.location.href = 'login.html';
-                }
-            });
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--admin-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
 
-            // 加载用户信息
-            const userInfo = JSON.parse(localStorage.getItem('userInfo') || '{}');
-            if (userInfo.name) {
-                document.getElementById('adminName').textContent = userInfo.name;
-                document.getElementById('userName').textContent = userInfo.name;
-            }
-        });
-    </script>
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        .stat-card {
+            transition: transform 0.2s;
+        }
+        .stat-card:hover {
+            transform: translateY(-5px);
+        }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
+</head>
+<body>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-graduation-cap"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-shield"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="adminName">加载中...</h6>
+                <p>管理员</p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/admin/dashboard" class="nav-link active">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>仪表板</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/user_management" class="nav-link">
+                    <i class="fas fa-users"></i>
+                    <span>用户管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/student_management" class="nav-link">
+                    <i class="fas fa-user-graduate"></i>
+                    <span>学生管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/teacher_management" class="nav-link">
+                    <i class="fas fa-chalkboard-teacher"></i>
+                    <span>教师管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/grade_statistics" class="nav-link">
+                    <i class="fas fa-chart-bar"></i>
+                    <span>成绩统计</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/system_settings" class="nav-link">
+                    <i class="fas fa-cog"></i>
+                    <span>系统设置</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/data_export" class="nav-link">
+                    <i class="fas fa-download"></i>
+                    <span>数据导出</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/operation_logs" class="nav-link">
+                    <i class="fas fa-history"></i>
+                    <span>操作日志</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>管理员仪表板</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
+                </div>
+            </div>
+        </div>
+
+        <!-- 统计卡片 -->
+        <div class="row g-4 mb-4">
+            <div class="col-xl-3 col-md-6">
+                <div class="card border-0 shadow-sm h-100 stat-card">
+                    <div class="card-body">
+                        <div class="d-flex align-items-center justify-content-between mb-3">
+                            <div class="text-primary bg-primary bg-opacity-10 rounded p-3">
+                                <i class="fas fa-users fa-2x"></i>
+                            </div>
+                        </div>
+                        <h5 class="text-muted mb-1">总用户数</h5>
+                        <h2 class="fw-bold mb-0" id="totalUsers">...</h2>
+                    </div>
+                </div>
+            </div>
+            <div class="col-xl-3 col-md-6">
+                <div class="card border-0 shadow-sm h-100 stat-card">
+                    <div class="card-body">
+                        <div class="d-flex align-items-center justify-content-between mb-3">
+                            <div class="text-success bg-success bg-opacity-10 rounded p-3">
+                                <i class="fas fa-user-graduate fa-2x"></i>
+                            </div>
+                        </div>
+                        <h5 class="text-muted mb-1">学生总数</h5>
+                        <h2 class="fw-bold mb-0" id="totalStudents">...</h2>
+                    </div>
+                </div>
+            </div>
+            <div class="col-xl-3 col-md-6">
+                <div class="card border-0 shadow-sm h-100 stat-card">
+                    <div class="card-body">
+                        <div class="d-flex align-items-center justify-content-between mb-3">
+                            <div class="text-info bg-info bg-opacity-10 rounded p-3">
+                                <i class="fas fa-chalkboard-teacher fa-2x"></i>
+                            </div>
+                        </div>
+                        <h5 class="text-muted mb-1">教师总数</h5>
+                        <h2 class="fw-bold mb-0" id="totalTeachers">...</h2>
+                    </div>
+                </div>
+            </div>
+            <div class="col-xl-3 col-md-6">
+                <div class="card border-0 shadow-sm h-100 stat-card">
+                    <div class="card-body">
+                        <div class="d-flex align-items-center justify-content-between mb-3">
+                            <div class="text-warning bg-warning bg-opacity-10 rounded p-3">
+                                <i class="fas fa-book fa-2x"></i>
+                            </div>
+                        </div>
+                        <h5 class="text-muted mb-1">课程总数</h5>
+                        <h2 class="fw-bold mb-0" id="totalCourses">...</h2>
+                    </div>
+                </div>
+            </div>
+        </div>
+
+        <!-- 快捷入口 -->
+        <h5 class="fw-bold mb-3">快捷管理</h5>
+        <div class="row g-4">
+            <div class="col-md-6 col-lg-3">
+                <a href="/admin/user_management" class="text-decoration-none">
+                    <div class="card border-0 shadow-sm h-100 stat-card text-center p-4">
+                        <div class="text-primary mb-3">
+                            <i class="fas fa-users fa-3x"></i>
+                        </div>
+                        <h6 class="fw-bold text-dark">用户管理</h6>
+                        <p class="text-muted small mb-0">管理所有用户账户及权限</p>
+                    </div>
+                </a>
+            </div>
+            <div class="col-md-6 col-lg-3">
+                <a href="/admin/student_management" class="text-decoration-none">
+                    <div class="card border-0 shadow-sm h-100 stat-card text-center p-4">
+                        <div class="text-success mb-3">
+                            <i class="fas fa-user-graduate fa-3x"></i>
+                        </div>
+                        <h6 class="fw-bold text-dark">学生管理</h6>
+                        <p class="text-muted small mb-0">管理学生信息及学籍</p>
+                    </div>
+                </a>
+            </div>
+            <div class="col-md-6 col-lg-3">
+                <a href="/admin/teacher_management" class="text-decoration-none">
+                    <div class="card border-0 shadow-sm h-100 stat-card text-center p-4">
+                        <div class="text-info mb-3">
+                            <i class="fas fa-chalkboard-teacher fa-3x"></i>
+                        </div>
+                        <h6 class="fw-bold text-dark">教师管理</h6>
+                        <p class="text-muted small mb-0">管理教师信息及排课</p>
+                    </div>
+                </a>
+            </div>
+            <div class="col-md-6 col-lg-3">
+                <a href="/admin/grade_statistics" class="text-decoration-none">
+                    <div class="card border-0 shadow-sm h-100 stat-card text-center p-4">
+                        <div class="text-warning mb-3">
+                            <i class="fas fa-chart-bar fa-3x"></i>
+                        </div>
+                        <h6 class="fw-bold text-dark">成绩统计</h6>
+                        <p class="text-muted small mb-0">查看全校成绩统计分析</p>
+                    </div>
+                </a>
+            </div>
+        </div>
+    </div>
+
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/admin.js"></script>
 </body>
 </html>

frontend/views/admin/data_export.html

@@ -0,0 +1,266 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>数据导出 - 管理员端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #4e73df;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --admin-gradient: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
+        }
+
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--admin-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
+</head>
+<body>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-graduation-cap"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-shield"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="adminName">加载中...</h6>
+                <p>管理员</p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/admin/dashboard" class="nav-link">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>仪表板</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/user_management" class="nav-link">
+                    <i class="fas fa-users"></i>
+                    <span>用户管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/student_management" class="nav-link">
+                    <i class="fas fa-user-graduate"></i>
+                    <span>学生管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/teacher_management" class="nav-link">
+                    <i class="fas fa-chalkboard-teacher"></i>
+                    <span>教师管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/grade_statistics" class="nav-link">
+                    <i class="fas fa-chart-bar"></i>
+                    <span>成绩统计</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/system_settings" class="nav-link">
+                    <i class="fas fa-cog"></i>
+                    <span>系统设置</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/data_export" class="nav-link active">
+                    <i class="fas fa-download"></i>
+                    <span>数据导出</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/operation_logs" class="nav-link">
+                    <i class="fas fa-history"></i>
+                    <span>操作日志</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>数据导出</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
+                </div>
+            </div>
+        </div>
+
+        <div class="row g-4">
+            <!-- 导出选项 -->
+            <div class="col-md-6 col-lg-4">
+                <div class="card border-0 shadow-sm h-100 text-center p-4">
+                    <div class="text-primary mb-3">
+                        <i class="fas fa-user-graduate fa-4x"></i>
+                    </div>
+                    <h5 class="fw-bold">学生信息导出</h5>
+                    <p class="text-muted small">导出所有学生的基本信息、班级、专业等数据。</p>
+                    <button class="btn btn-outline-primary w-100" id="exportStudentsBtn">
+                        <i class="fas fa-download me-1"></i> 导出 Excel
+                    </button>
+                </div>
+            </div>
+            
+            <div class="col-md-6 col-lg-4">
+                <div class="card border-0 shadow-sm h-100 text-center p-4">
+                    <div class="text-info mb-3">
+                        <i class="fas fa-chalkboard-teacher fa-4x"></i>
+                    </div>
+                    <h5 class="fw-bold">教师信息导出</h5>
+                    <p class="text-muted small">导出所有教师的基本信息、职称、部门等数据。</p>
+                    <button class="btn btn-outline-info w-100" id="exportTeachersBtn">
+                        <i class="fas fa-download me-1"></i> 导出 Excel
+                    </button>
+                </div>
+            </div>
+
+            <div class="col-md-6 col-lg-4">
+                <div class="card border-0 shadow-sm h-100 text-center p-4">
+                    <div class="text-warning mb-3">
+                        <i class="fas fa-table fa-4x"></i>
+                    </div>
+                    <h5 class="fw-bold">成绩数据导出</h5>
+                    <p class="text-muted small">导出所有课程的成绩记录，包括平时、期末、总评。</p>
+                    <button class="btn btn-outline-warning w-100" id="exportGradesBtn">
+                        <i class="fas fa-download me-1"></i> 导出 Excel
+                    </button>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/admin.js"></script>
+</body>
+</html>

frontend/views/admin/grade_statistics.html

@@ -0,0 +1,279 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>成绩统计 - 管理员端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #4e73df;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --admin-gradient: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
+        }
+
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--admin-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
+</head>
+<body>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-graduation-cap"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-shield"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="adminName">加载中...</h6>
+                <p>管理员</p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/admin/dashboard" class="nav-link">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>仪表板</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/user_management" class="nav-link">
+                    <i class="fas fa-users"></i>
+                    <span>用户管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/student_management" class="nav-link">
+                    <i class="fas fa-user-graduate"></i>
+                    <span>学生管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/teacher_management" class="nav-link">
+                    <i class="fas fa-chalkboard-teacher"></i>
+                    <span>教师管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/grade_statistics" class="nav-link active">
+                    <i class="fas fa-chart-bar"></i>
+                    <span>成绩统计</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/system_settings" class="nav-link">
+                    <i class="fas fa-cog"></i>
+                    <span>系统设置</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/data_export" class="nav-link">
+                    <i class="fas fa-download"></i>
+                    <span>数据导出</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/operation_logs" class="nav-link">
+                    <i class="fas fa-history"></i>
+                    <span>操作日志</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>成绩统计</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
+                </div>
+            </div>
+        </div>
+
+        <!-- 统计图表 -->
+        <div class="row g-4 mb-4">
+            <div class="col-lg-8">
+                <div class="card border-0 shadow-sm h-100">
+                    <div class="card-header bg-white py-3">
+                        <h6 class="m-0 fw-bold text-primary">各课程平均分对比</h6>
+                    </div>
+                    <div class="card-body">
+                        <canvas id="courseAvgChart"></canvas>
+                    </div>
+                </div>
+            </div>
+            <div class="col-lg-4">
+                <div class="card border-0 shadow-sm h-100">
+                    <div class="card-header bg-white py-3">
+                        <h6 class="m-0 fw-bold text-primary">全校及格率</h6>
+                    </div>
+                    <div class="card-body d-flex align-items-center justify-content-center">
+                        <div style="width: 100%; max-width: 300px;">
+                            <canvas id="passRateChart"></canvas>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+
+        <!-- 详细数据表 -->
+        <div class="card border-0 shadow-sm">
+            <div class="card-header bg-white py-3">
+                <h6 class="m-0 fw-bold text-primary">课程成绩详情</h6>
+            </div>
+            <div class="card-body p-0">
+                <div class="table-responsive">
+                    <table class="table table-hover align-middle mb-0">
+                        <thead class="bg-light">
+                            <tr>
+                                <th class="ps-4">课程代码</th>
+                                <th>课程名称</th>
+                                <th>任课教师</th>
+                                <th>选课人数</th>
+                                <th>平均分</th>
+                                <th>最高分</th>
+                                <th>最低分</th>
+                                <th class="text-end pe-4">及格率</th>
+                            </tr>
+                        </thead>
+                        <tbody id="gradeStatsBody">
+                            <tr><td colspan="8" class="text-center py-5">加载中...</td></tr>
+                        </tbody>
+                    </table>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <!-- Chart.js & Bootstrap JS -->
+    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/admin.js"></script>
+</body>
+</html>

frontend/views/admin/operation_logs.html

@@ -0,0 +1,245 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>操作日志 - 管理员端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #4e73df;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --admin-gradient: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
+        }
+
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--admin-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
+</head>
+<body>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-graduation-cap"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-shield"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="adminName">加载中...</h6>
+                <p>管理员</p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/admin/dashboard" class="nav-link">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>仪表板</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/user_management" class="nav-link">
+                    <i class="fas fa-users"></i>
+                    <span>用户管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/student_management" class="nav-link">
+                    <i class="fas fa-user-graduate"></i>
+                    <span>学生管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/teacher_management" class="nav-link">
+                    <i class="fas fa-chalkboard-teacher"></i>
+                    <span>教师管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/grade_statistics" class="nav-link">
+                    <i class="fas fa-chart-bar"></i>
+                    <span>成绩统计</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/system_settings" class="nav-link">
+                    <i class="fas fa-cog"></i>
+                    <span>系统设置</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/data_export" class="nav-link">
+                    <i class="fas fa-download"></i>
+                    <span>数据导出</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/operation_logs" class="nav-link active">
+                    <i class="fas fa-history"></i>
+                    <span>操作日志</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>操作日志</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
+                </div>
+            </div>
+        </div>
+
+        <div class="card border-0 shadow-sm">
+            <div class="card-body p-0">
+                <div class="table-responsive">
+                    <table class="table table-hover align-middle mb-0">
+                        <thead class="bg-light">
+                            <tr>
+                                <th class="ps-4">操作时间</th>
+                                <th>操作人</th>
+                                <th>操作类型</th>
+                                <th>详情</th>
+                                <th>IP地址</th>
+                            </tr>
+                        </thead>
+                        <tbody id="logsTableBody">
+                            <tr><td colspan="5" class="text-center py-5">暂无日志数据</td></tr>
+                        </tbody>
+                    </table>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/admin.js"></script>
+</body>
+</html>

frontend/views/admin/student_management.html

@@ -3,439 +3,327 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>学生管理 - XX学校成绩管理系统</title>
-    <link rel="stylesheet" href="/public/css/style.css">
+    <title>学生管理 - 管理员端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #4e73df;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --admin-gradient: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
+        }
 
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--admin-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
 </head>
 <body>
-    <!-- 导航<EFBFBD><EFBFBD>?-->
-    <nav class="navbar">
-        <div class="container">
-            <div class="navbar-brand">
-                <a href="/">
-                    <i class="fas fa-graduation-cap"></i>
-                    <span>XX学校成绩管理系统</span>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-graduation-cap"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-shield"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="adminName">加载中...</h6>
+                <p>管理员</p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/admin/dashboard" class="nav-link">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>仪表板</span>
                 </a>
             </div>
-            <div class="navbar-menu">
-                <a href="/" class="navbar-item">
-                    <i class="fas fa-home"></i>
-                    <span>主页</span>
-                </a>
-                <a href="/admin/dashboard" class="navbar-item">
-                    <i class="fas fa-tachometer-alt"></i>
-                    <span>控制面板</span>
-                </a>
-                <a href="/admin/student_management" class="navbar-item active">
+            <div class="nav-item">
+                <a href="/admin/user_management" class="nav-link">
                     <i class="fas fa-users"></i>
-                    <span>学生管理</span>
-                </a>
-                <a href="/teacher/grade_management" class="navbar-item">
-                    <i class="fas fa-chart-bar"></i>
-                    <span>成绩管理</span>
-                </a>
-                <a href="/admin/user_management" class="navbar-item">
-                    <i class="fas fa-user-cog"></i>
                     <span>用户管理</span>
                 </a>
-                <div class="navbar-user">
-                    <i class="fas fa-user-circle"></i>
-                    <span>管理<EFBFBD><EFBFBD>?/span>
-                    <div class="user-dropdown">
-                        <a href="#"><i class="fas fa-user"></i> 个人资料</a>
-                        <a href="#"><i class="fas fa-cog"></i> 设置</a>
-                        <a href="/login"><i class="fas fa-sign-out-alt"></i> 退出登<E587BA><E799BB>?/a>
-                    </div>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/student_management" class="nav-link active">
+                    <i class="fas fa-user-graduate"></i>
+                    <span>学生管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/teacher_management" class="nav-link">
+                    <i class="fas fa-chalkboard-teacher"></i>
+                    <span>教师管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/grade_statistics" class="nav-link">
+                    <i class="fas fa-chart-bar"></i>
+                    <span>成绩统计</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/system_settings" class="nav-link">
+                    <i class="fas fa-cog"></i>
+                    <span>系统设置</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/data_export" class="nav-link">
+                    <i class="fas fa-download"></i>
+                    <span>数据导出</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/operation_logs" class="nav-link">
+                    <i class="fas fa-history"></i>
+                    <span>操作日志</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>学生管理</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
                 </div>
             </div>
         </div>
-    </nav>
 
-    <!-- 主要内容<EFBFBD><EFBFBD>?-->
-    <main class="main-content">
-        <div class="container">
-            <div class="student-management">
-                <!-- 页面标题 -->
-                <div class="page-header">
-                    <h1><i class="fas fa-users"></i> 学生管理</h1>
-                    <p>管理学生基本信息，支持添加、编辑、删除和查询学生信息</p>
-                </div>
-                
-                <!-- 筛选区<E98089><E58CBA>?-->
-                <div class="filter-section">
-                    <div class="filter-row">
-                        <div class="filter-group">
-                            <label for="student-id"><i class="fas fa-id-card"></i> 学号</label>
-                            <input type="text" id="student-id" placeholder="请输入学<E585A5><E5ADA6>?>
-                        </div>
-                        <div class="filter-group">
-                            <label for="student-name"><i class="fas fa-user"></i> 姓名</label>
-                            <input type="text" id="student-name" placeholder="请输入姓<E585A5><E5A793>?>
-                        </div>
-                        <div class="filter-group">
-                            <label for="class-select"><i class="fas fa-school"></i> 班级</label>
-                            <select id="class-select">
-                                <option value="">全部班级</option>
-                                <option value="计算机科学与技<E4B88E><E68A80>?<3F><>?>计算机科学与技<E4B88E><E68A80>?<3F><>?/option>
-                                <option value="计算机科学与技<EFBFBD><EFBFBD>?<EFBFBD><EFBFBD>?>计算机科学与技<EFBFBD><EFBFBD>?<3F><>?/option>
-                                <option value="软件工程1<E7A88B><31>?>软件工程1<E7A88B><31>?/option>
-                                <option value="软件工程2<EFBFBD><EFBFBD>?>软件工程2<EFBFBD><EFBFBD>?/option>
-                                <option value="网络工程1<E7A88B><31>?>网络工程1<E7A88B><31>?/option>
-                                <option value="网络工程2<EFBFBD><EFBFBD>?>网络工程2<EFBFBD><EFBFBD>?/option>
-                            </select>
-                        </div>
-                        <div class="filter-group">
-                            <label for="gender-select"><i class="fas fa-venus-mars"></i> 性别</label>
-                            <select id="gender-select">
-                                <option value="">全部性别</option>
-                                <option value="<22><>?><3E><>?/option>
-                                <option value="<EFBFBD><EFBFBD>?><EFBFBD><EFBFBD>?/option>
-                            </select>
+        <!-- 筛选栏 -->
+        <div class="card border-0 shadow-sm mb-4">
+            <div class="card-body">
+                <form id="studentFilterForm" class="row g-3 align-items-end">
+                    <div class="col-md-3">
+                        <label class="form-label">搜索学生</label>
+                        <div class="input-group">
+                            <span class="input-group-text"><i class="fas fa-search"></i></span>
+                            <input type="text" class="form-control" id="studentSearch" placeholder="学号、姓名或班级">
                         </div>
                     </div>
-                    
-                    <div class="action-buttons">
-                        <button id="add-btn" class="btn-add">
-                            <i class="fas fa-plus"></i>
-                            添加学生
-                        </button>
-                        <button id="search-btn" class="btn-search">
-                            <i class="fas fa-search"></i>
-                            查询学生
-                        </button>
-                        <button id="reset-btn" class="btn-reset">
-                            <i class="fas fa-redo"></i>
-                            重置条件
-                        </button>
-                        <button id="export-btn" class="btn-export">
-                            <i class="fas fa-file-export"></i>
-                            导出数据
+                    <!-- 
+                    <div class="col-md-3">
+                        <label class="form-label">班级筛选</label>
+                        <select class="form-select" id="classFilter">
+                            <option value="">全部班级</option>
+                        </select>
+                    </div>
+                    -->
+                    <div class="col-md-9 text-md-end">
+                        <button type="button" class="btn btn-primary" id="addStudentBtn">
+                            <i class="fas fa-plus me-1"></i> 新增学生
                         </button>
                     </div>
-                </div>
-                
-                <!-- 学生表格 -->
+                </form>
+            </div>
+        </div>
+
+        <!-- 学生列表 -->
+        <div class="card border-0 shadow-sm">
+            <div class="card-body p-0">
                 <div class="table-responsive">
-                    <table class="student-table">
-                        <thead>
+                    <table class="table table-hover align-middle mb-0">
+                        <thead class="bg-light">
                             <tr>
-                                <th>学号</th>
+                                <th class="ps-4">学号</th>
                                 <th>姓名</th>
-                                <th>性别</th>
                                 <th>班级</th>
-                                <th>联系电话</th>
-                                <th>邮箱</th>
-                                <th>入学时间</th>
-                                <th>操作</th>
+                                <th>专业</th>
+                                <th>年级</th>
+                                <th>联系方式</th>
+                                <th class="text-end pe-4">操作</th>
                             </tr>
                         </thead>
-                        <tbody id="student-table-body">
-                            <!-- 数据将通过JavaScript动态加<E68081><E58AA0>?-->
-                            <tr>
-                                <td colspan="8" class="loading">
-                                    <i class="fas fa-spinner fa-spin"></i>
-                                    <p>正在加载学生数据...</p>
-                                </td>
-                            </tr>
+                        <tbody id="studentTableBody">
+                            <tr><td colspan="7" class="text-center py-5">加载中...</td></tr>
                         </tbody>
                     </table>
                 </div>
-                
-                <!-- 分页控件 -->
-                <div class="pagination" id="pagination">
-                    <button id="prev-btn" disabled>
-                        <i class="fas fa-chevron-left"></i>
-                        上一<E4B88A><E4B880>?                    </button>
-                    <button class="active">1</button>
-                    <button>2</button>
-                    <button>3</button>
-                    <button id="next-btn">
-                        下一<E4B88B><E4B880>?                        <i class="fas fa-chevron-right"></i>
-                    </button>
+            </div>
+            <div class="card-footer bg-white border-0 py-3">
+                <nav>
+                    <ul class="pagination justify-content-center mb-0" id="studentPagination">
+                        <!-- Pagination rendered by JS -->
+                    </ul>
+                </nav>
+            </div>
+        </div>
+    </div>
+
+    <!-- Add/Edit Student Modal -->
+    <div class="modal fade" id="studentModal" tabindex="-1">
+        <div class="modal-dialog">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h5 class="modal-title" id="studentModalTitle">新增学生</h5>
+                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+                </div>
+                <div class="modal-body">
+                    <form id="studentForm">
+                        <input type="hidden" name="isEdit" id="studentIsEdit" value="false">
+                        <div class="mb-3">
+                            <label class="form-label">学号</label>
+                            <input type="text" class="form-control" name="id" id="studentId" required>
+                            <div class="form-text">学号将作为登录账号，默认密码同账号</div>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">姓名</label>
+                            <input type="text" class="form-control" name="name" id="studentNameInput" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">班级</label>
+                            <input type="text" class="form-control" name="class" id="studentClass" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">专业</label>
+                            <input type="text" class="form-control" name="major" id="studentMajor">
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">年级</label>
+                            <input type="number" class="form-control" name="grade" id="studentGrade" placeholder="例如：2023">
+                        </div>
+                         <div class="mb-3">
+                            <label class="form-label">联系方式</label>
+                            <input type="text" class="form-control" name="contact_info" id="studentContact">
+                        </div>
+                    </form>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
+                    <button type="button" class="btn btn-primary" id="saveStudentBtn">保存</button>
                 </div>
             </div>
         </div>
-    </main>
+    </div>
 
-    <!-- 页脚 -->
-    <footer class="footer">
-        <div class="container">
-            <p>© 2023 XX学校成绩管理系统. 版权所<E69D83><E68980>?</p>
-            <p>技术支<EFBFBD><EFBFBD>? 计算机科学与技术学<E69CAF><E5ADA6>?/p>
-        </div>
-    </footer>
-
-    <script>
-        // 模拟学生数据
-        const mockStudents = [
-            {
-                id: '20230001',
-                name: '张三',
-                gender: '<27><>?,
-                class: '计算机科学与技<EFBFBD><EFBFBD>?<EFBFBD><EFBFBD>?,
-                phone: '13800138001',
-                email: 'zhangsan@example.com',
-                enrollmentDate: '2023-09-01'
-            },
-            {
-                id: '20230002',
-                name: '李四',
-                gender: '<27><>?,
-                class: '计算机科学与技<EFBFBD><EFBFBD>?<EFBFBD><EFBFBD>?,
-                phone: '13800138002',
-                email: 'lisi@example.com',
-                enrollmentDate: '2023-09-01'
-            },
-            {
-                id: '20230003',
-                name: '王五',
-                gender: '<27><>?,
-                class: '计算机科学与技<EFBFBD><EFBFBD>?<EFBFBD><EFBFBD>?,
-                phone: '13800138003',
-                email: 'wangwu@example.com',
-                enrollmentDate: '2023-09-01'
-            },
-            {
-                id: '20230004',
-                name: '赵六',
-                gender: '<27><>?,
-                class: '软件工程1<EFBFBD><EFBFBD>?,
-                phone: '13800138004',
-                email: 'zhaoliu@example.com',
-                enrollmentDate: '2023-09-01'
-            },
-            {
-                id: '20230005',
-                name: '钱七',
-                gender: '<27><>?,
-                class: '软件工程2<EFBFBD><EFBFBD>?,
-                phone: '13800138005',
-                email: 'qianqi@example.com',
-                enrollmentDate: '2023-09-01'
-            },
-            {
-                id: '20230006',
-                name: '孙八',
-                gender: '<27><>?,
-                class: '网络工程1<EFBFBD><EFBFBD>?,
-                phone: '13800138006',
-                email: 'sunba@example.com',
-                enrollmentDate: '2023-09-01'
-            },
-            {
-                id: '20230007',
-                name: '周九',
-                gender: '<27><>?,
-                class: '网络工程2<EFBFBD><EFBFBD>?,
-                phone: '13800138007',
-                email: 'zhoujiu@example.com',
-                enrollmentDate: '2023-09-01'
-            },
-            {
-                id: '20230008',
-                name: '吴十',
-                gender: '<27><>?,
-                class: '计算机科学与技<EFBFBD><EFBFBD>?<EFBFBD><EFBFBD>?,
-                phone: '13800138008',
-                email: 'wushi@example.com',
-                enrollmentDate: '2023-09-01'
-            }
-        ];
-
-        // 当前页数<E9A1B5><E695B0>?        let currentPage = 1;
-        const pageSize = 5;
-        let filteredStudents = [...mockStudents];
-
-        // DOM元素
-        const studentTableBody = document.getElementById('student-table-body');
-        const pagination = document.getElementById('pagination');
-        const prevBtn = document.getElementById('prev-btn');
-        const nextBtn = document.getElementById('next-btn');
-        const searchBtn = document.getElementById('search-btn');
-        const resetBtn = document.getElementById('reset-btn');
-        const addBtn = document.getElementById('add-btn');
-        const exportBtn = document.getElementById('export-btn');
-
-        // 渲染学生表格
-        function renderStudentTable() {
-            const startIndex = (currentPage - 1) * pageSize;
-            const endIndex = startIndex + pageSize;
-            const pageStudents = filteredStudents.slice(startIndex, endIndex);
-
-            if (pageStudents.length === 0) {
-                studentTableBody.innerHTML = `
-                    <tr>
-                        <td colspan="8" class="no-results">
-                            <i class="fas fa-user-slash"></i>
-                            <h3>没有找到学生信息</h3>
-                            <p>请尝试调整筛选条件或添加新学<E696B0><E5ADA6>?/p>
-                        </td>
-                    </tr>
-                `;
-                return;
-            }
-
-            let tableHTML = '';
-            pageStudents.forEach(student => {
-                tableHTML += `
-                    <tr>
-                        <td>${student.id}</td>
-                        <td>${student.name}</td>
-                        <td>${student.gender}</td>
-                        <td>${student.class}</td>
-                        <td>${student.phone}</td>
-                        <td>${student.email}</td>
-                        <td>${student.enrollmentDate}</td>
-                        <td>
-                            <div class="action-buttons-cell">
-                                <button class="btn-edit" onclick="editStudent('${student.id}')">
-                                    <i class="fas fa-edit"></i>
-                                    编辑
-                                </button>
-                                <button class="btn-delete" onclick="deleteStudent('${student.id}')">
-                                    <i class="fas fa-trash"></i>
-                                    删除
-                                </button>
-                            </div>
-                        </td>
-                    </tr>
-                `;
-            });
-
-            studentTableBody.innerHTML = tableHTML;
-        }
-
-        // 更新分页控件
-        function updatePagination() {
-            const totalPages = Math.ceil(filteredStudents.length / pageSize);
-            const paginationButtons = pagination.querySelectorAll('button:not(#prev-btn):not(#next-btn)');
-            
-            // 更新页码按钮
-            paginationButtons.forEach((btn, index) => {
-                if (index < totalPages) {
-                    btn.textContent = index + 1;
-                    btn.style.display = 'inline-block';
-                    btn.classList.toggle('active', index + 1 === currentPage);
-                } else {
-                    btn.style.display = 'none';
-                }
-            });
-
-            // 更新上一<E4B88A><E4B880>?下一页按钮状<E992AE><E78AB6>?            prevBtn.disabled = currentPage === 1;
-            nextBtn.disabled = currentPage === totalPages || totalPages === 0;
-        }
-
-        // 筛选学<E98089><E5ADA6>?        function filterStudents() {
-            const studentId = document.getElementById('student-id').value.trim();
-            const studentName = document.getElementById('student-name').value.trim();
-            const selectedClass = document.getElementById('class-select').value;
-            const selectedGender = document.getElementById('gender-select').value;
-
-            filteredStudents = mockStudents.filter(student => {
-                const matchesId = !studentId || student.id.includes(studentId);
-                const matchesName = !studentName || student.name.includes(studentName);
-                const matchesClass = !selectedClass || student.class === selectedClass;
-                const matchesGender = !selectedGender || student.gender === selectedGender;
-
-                return matchesId && matchesName && matchesClass && matchesGender;
-            });
-
-            currentPage = 1;
-            renderStudentTable();
-            updatePagination();
-        }
-
-        // 重置筛选条<E98089><E69DA1>?        function resetFilters() {
-            document.getElementById('student-id').value = '';
-            document.getElementById('student-name').value = '';
-            document.getElementById('class-select').value = '';
-            document.getElementById('gender-select').value = '';
-            
-            filteredStudents = [...mockStudents];
-            currentPage = 1;
-            renderStudentTable();
-            updatePagination();
-        }
-
-        // 添加学生
-        function addStudent() {
-            alert('添加学生功能将在后端API完成后实<E5908E><E5AE9E>?);
-            // 这里可以打开一个模态框来添加学生信<E7949F><E4BFA1>?        }
-
-        // 编辑学生
-        function editStudent(studentId) {
-            alert(`编辑学生 ${studentId} 功能将在后端API完成后实现`);
-            // 这里可以打开一个模态框来编辑学生信<E7949F><E4BFA1>?        }
-
-        // 删除学生
-        function deleteStudent(studentId) {
-            if (confirm(`确定要删除学号为 ${studentId} 的学生吗？`)) {
-                alert(`删除学生 ${studentId} 功能将在后端API完成后实现`);
-                // 这里可以调用API删除学生
-            }
-        }
-
-        // 导出数据
-        function exportData() {
-            alert('导出数据功能将在后端API完成后实<EFBFBD><EFBFBD>?);
-            // 这里可以调用API导出Excel或CSV文件
-        }
-
-        // 页面切换
-        function goToPage(page) {
-            currentPage = page;
-            renderStudentTable();
-            updatePagination();
-        }
-
-        // 初始化事件监<E4BBB6><E79B91>?        function initEventListeners() {
-            searchBtn.addEventListener('click', filterStudents);
-            resetBtn.addEventListener('click', resetFilters);
-            addBtn.addEventListener('click', addStudent);
-            exportBtn.addEventListener('click', exportData);
-            
-            prevBtn.addEventListener('click', () => {
-                if (currentPage > 1) {
-                    goToPage(currentPage - 1);
-                }
-            });
-            
-            nextBtn.addEventListener('click', () => {
-                const totalPages = Math.ceil(filteredStudents.length / pageSize);
-                if (currentPage < totalPages) {
-                    goToPage(currentPage + 1);
-                }
-            });
-            
-            // 页码按钮点击事件
-            pagination.addEventListener('click', (e) => {
-                if (e.target.tagName === 'BUTTON' && 
-                    !e.target.id && 
-                    !e.target.classList.contains('active')) {
-                    const page = parseInt(e.target.textContent);
-                    goToPage(page);
-                }
-            });
-            
-            // 输入框回车搜<E8BDA6><E6909C>?            document.getElementById('student-id').addEventListener('keypress', (e) => {
-                if (e.key === 'Enter') filterStudents();
-            });
-            
-            document.getElementById('student-name').addEventListener('keypress', (e) => {
-                if (e.key === 'Enter') filterStudents();
-            });
-        }
-
-        // 页面加载完成后初始化
-        document.addEventListener('DOMContentLoaded', () => {
-            // 模拟API延迟加载
-            setTimeout(() => {
-                renderStudentTable();
-                updatePagination();
-                initEventListeners();
-            }, 500);
-        });
-    </script>
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/admin.js"></script>
 </body>
 </html>

frontend/views/admin/system_settings.html

@@ -0,0 +1,290 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>系统设置 - 管理员端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #4e73df;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --admin-gradient: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
+        }
+
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--admin-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
+</head>
+<body>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-graduation-cap"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-shield"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="adminName">加载中...</h6>
+                <p>管理员</p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/admin/dashboard" class="nav-link">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>仪表板</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/user_management" class="nav-link">
+                    <i class="fas fa-users"></i>
+                    <span>用户管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/student_management" class="nav-link">
+                    <i class="fas fa-user-graduate"></i>
+                    <span>学生管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/teacher_management" class="nav-link">
+                    <i class="fas fa-chalkboard-teacher"></i>
+                    <span>教师管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/grade_statistics" class="nav-link">
+                    <i class="fas fa-chart-bar"></i>
+                    <span>成绩统计</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/system_settings" class="nav-link active">
+                    <i class="fas fa-cog"></i>
+                    <span>系统设置</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/data_export" class="nav-link">
+                    <i class="fas fa-download"></i>
+                    <span>数据导出</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/operation_logs" class="nav-link">
+                    <i class="fas fa-history"></i>
+                    <span>操作日志</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>系统设置</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
+                </div>
+            </div>
+        </div>
+
+        <div class="row g-4">
+            <!-- 基础设置 -->
+            <div class="col-md-6">
+                <div class="card border-0 shadow-sm h-100">
+                    <div class="card-header bg-white py-3">
+                        <h6 class="m-0 fw-bold text-primary">基础设置</h6>
+                    </div>
+                    <div class="card-body">
+                        <form id="basicSettingsForm">
+                            <div class="mb-3">
+                                <label class="form-label">系统名称</label>
+                                <input type="text" class="form-control" value="学校成绩管理系统">
+                            </div>
+                            <div class="mb-3">
+                                <label class="form-label">当前学期</label>
+                                <select class="form-select">
+                                    <option value="2023-2024-1">2023-2024 第一学期</option>
+                                    <option value="2023-2024-2" selected>2023-2024 第二学期</option>
+                                </select>
+                            </div>
+                            <div class="mb-3">
+                                <label class="form-label">开放选课</label>
+                                <div class="form-check form-switch">
+                                    <input class="form-check-input" type="checkbox" id="courseSelectionSwitch" checked>
+                                    <label class="form-check-label" for="courseSelectionSwitch">允许学生选课</label>
+                                </div>
+                            </div>
+                             <div class="mb-3">
+                                <label class="form-label">开放查分</label>
+                                <div class="form-check form-switch">
+                                    <input class="form-check-input" type="checkbox" id="gradeCheckSwitch" checked>
+                                    <label class="form-check-label" for="gradeCheckSwitch">允许学生查询成绩</label>
+                                </div>
+                            </div>
+                            <button type="submit" class="btn btn-primary">保存设置</button>
+                        </form>
+                    </div>
+                </div>
+            </div>
+
+            <!-- 数据备份 -->
+            <div class="col-md-6">
+                <div class="card border-0 shadow-sm h-100">
+                    <div class="card-header bg-white py-3">
+                        <h6 class="m-0 fw-bold text-primary">数据维护</h6>
+                    </div>
+                    <div class="card-body">
+                        <div class="alert alert-info">
+                            <i class="fas fa-info-circle me-1"></i> 定期备份数据可以防止意外丢失。
+                        </div>
+                        <div class="d-grid gap-3">
+                            <button class="btn btn-outline-primary text-start">
+                                <i class="fas fa-database me-2"></i> 立即备份数据库
+                            </button>
+                            <button class="btn btn-outline-warning text-start">
+                                <i class="fas fa-trash-alt me-2"></i> 清理系统缓存
+                            </button>
+                            <button class="btn btn-outline-danger text-start">
+                                <i class="fas fa-history me-2"></i> 重置所有学生密码
+                            </button>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/admin.js"></script>
+</body>
+</html>

frontend/views/admin/teacher_management.html

@@ -0,0 +1,316 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>教师管理 - 管理员端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #4e73df;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --admin-gradient: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
+        }
+
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--admin-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
+</head>
+<body>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-graduation-cap"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-shield"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="adminName">加载中...</h6>
+                <p>管理员</p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/admin/dashboard" class="nav-link">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>仪表板</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/user_management" class="nav-link">
+                    <i class="fas fa-users"></i>
+                    <span>用户管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/student_management" class="nav-link">
+                    <i class="fas fa-user-graduate"></i>
+                    <span>学生管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/teacher_management" class="nav-link active">
+                    <i class="fas fa-chalkboard-teacher"></i>
+                    <span>教师管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/grade_statistics" class="nav-link">
+                    <i class="fas fa-chart-bar"></i>
+                    <span>成绩统计</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/system_settings" class="nav-link">
+                    <i class="fas fa-cog"></i>
+                    <span>系统设置</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/data_export" class="nav-link">
+                    <i class="fas fa-download"></i>
+                    <span>数据导出</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/operation_logs" class="nav-link">
+                    <i class="fas fa-history"></i>
+                    <span>操作日志</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>教师管理</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
+                </div>
+            </div>
+        </div>
+
+        <!-- 筛选栏 -->
+        <div class="card border-0 shadow-sm mb-4">
+            <div class="card-body">
+                <form id="teacherFilterForm" class="row g-3 align-items-end">
+                    <div class="col-md-3">
+                        <label class="form-label">搜索教师</label>
+                        <div class="input-group">
+                            <span class="input-group-text"><i class="fas fa-search"></i></span>
+                            <input type="text" class="form-control" id="teacherSearch" placeholder="工号或姓名">
+                        </div>
+                    </div>
+                    <div class="col-md-9 text-md-end">
+                        <button type="button" class="btn btn-primary" id="addTeacherBtn">
+                            <i class="fas fa-plus me-1"></i> 新增教师
+                        </button>
+                    </div>
+                </form>
+            </div>
+        </div>
+
+        <!-- 教师列表 -->
+        <div class="card border-0 shadow-sm">
+            <div class="card-body p-0">
+                <div class="table-responsive">
+                    <table class="table table-hover align-middle mb-0">
+                        <thead class="bg-light">
+                            <tr>
+                                <th class="ps-4">工号</th>
+                                <th>姓名</th>
+                                <th>职称</th>
+                                <th>学院/部门</th>
+                                <th>联系方式</th>
+                                <th class="text-end pe-4">操作</th>
+                            </tr>
+                        </thead>
+                        <tbody id="teacherTableBody">
+                            <tr><td colspan="6" class="text-center py-5">加载中...</td></tr>
+                        </tbody>
+                    </table>
+                </div>
+            </div>
+            <div class="card-footer bg-white border-0 py-3">
+                <nav>
+                    <ul class="pagination justify-content-center mb-0" id="teacherPagination">
+                        <!-- Pagination rendered by JS -->
+                    </ul>
+                </nav>
+            </div>
+        </div>
+    </div>
+
+    <!-- Add/Edit Teacher Modal -->
+    <div class="modal fade" id="teacherModal" tabindex="-1">
+        <div class="modal-dialog">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h5 class="modal-title" id="teacherModalTitle">新增教师</h5>
+                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+                </div>
+                <div class="modal-body">
+                    <form id="teacherForm">
+                        <input type="hidden" name="isEdit" id="teacherIsEdit" value="false">
+                        <div class="mb-3">
+                            <label class="form-label">工号</label>
+                            <input type="text" class="form-control" name="id" id="teacherId" required>
+                            <div class="form-text">工号将作为登录账号，默认密码同账号</div>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">姓名</label>
+                            <input type="text" class="form-control" name="name" id="teacherNameInput" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">学院/部门</label>
+                            <input type="text" class="form-control" name="department" id="teacherDepartment">
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">职称</label>
+                            <input type="text" class="form-control" name="title" id="teacherTitle">
+                        </div>
+                         <div class="mb-3">
+                            <label class="form-label">联系方式</label>
+                            <input type="text" class="form-control" name="contact_info" id="teacherContact">
+                        </div>
+                    </form>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
+                    <button type="button" class="btn btn-primary" id="saveTeacherBtn">保存</button>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/admin.js"></script>
+</body>
+</html>

frontend/views/admin/user_management.html

@@ -3,492 +3,327 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>用户管理 - XX学校成绩管理系统</title>
-    <link rel="stylesheet" href="/public/css/style.css">
+    <title>用户管理 - 管理员端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #4e73df;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --admin-gradient: linear-gradient(135deg, #4e73df 0%, #224abe 100%);
+        }
 
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--admin-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
 </head>
 <body>
-    <!-- 导航<EFBFBD><EFBFBD>?-->
-    <nav class="navbar">
-        <div class="container">
-            <div class="navbar-brand">
-                <a href="/">
-                    <i class="fas fa-graduation-cap"></i>
-                    <span>XX学校成绩管理系统</span>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-graduation-cap"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-shield"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="adminName">加载中...</h6>
+                <p>管理员</p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/admin/dashboard" class="nav-link">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>仪表板</span>
                 </a>
             </div>
-            <div class="navbar-menu">
-                <div class="navbar-start">
-                    <a href="/admin/dashboard" class="navbar-item">
-                        <i class="fas fa-tachometer-alt"></i>
-                        <span>仪表<EFBFBD><EFBFBD>?/span>
-                    </a>
-                    <a href="/admin/user_management" class="navbar-item active">
-                        <i class="fas fa-users"></i>
-                        <span>用户管理</span>
-                    </a>
-                    <a href="/admin/student_management" class="navbar-item">
-                        <i class="fas fa-user-graduate"></i>
-                        <span>学生管理</span>
-                    </a>
-                    <a href="/teacher/grade_management" class="navbar-item">
-                        <i class="fas fa-chart-bar"></i>
-                        <span>成绩统计</span>
-                    </a>
-                </div>
-                <div class="navbar-end">
-                    <div class="navbar-item user-info">
-                        <i class="fas fa-user-circle"></i>
-                        <span>管理<EFBFBD><EFBFBD>?/span>
-                        <div class="dropdown">
-                            <a href="#" class="dropdown-toggle">
-                                <i class="fas fa-caret-down"></i>
-                            </a>
-                            <div class="dropdown-menu">
-                                <a href="/admin/dashboard" class="dropdown-item">
-                                    <i class="fas fa-tachometer-alt"></i>
-                                    仪表<E4BBAA><E8A1A8>?                                </a>
-                                <a href="#" class="dropdown-item">
-                                    <i class="fas fa-cog"></i>
-                                    系统设置
-                                </a>
-                                <div class="dropdown-divider"></div>
-                                <a href="/" class="dropdown-item">
-                                    <i class="fas fa-sign-out-alt"></i>
-                                    退出登<E587BA><E799BB>?                                </a>
-                            </div>
-                        </div>
-                    </div>
+            <div class="nav-item">
+                <a href="/admin/user_management" class="nav-link active">
+                    <i class="fas fa-users"></i>
+                    <span>用户管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/student_management" class="nav-link">
+                    <i class="fas fa-user-graduate"></i>
+                    <span>学生管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/teacher_management" class="nav-link">
+                    <i class="fas fa-chalkboard-teacher"></i>
+                    <span>教师管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/grade_statistics" class="nav-link">
+                    <i class="fas fa-chart-bar"></i>
+                    <span>成绩统计</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/system_settings" class="nav-link">
+                    <i class="fas fa-cog"></i>
+                    <span>系统设置</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/data_export" class="nav-link">
+                    <i class="fas fa-download"></i>
+                    <span>数据导出</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/admin/operation_logs" class="nav-link">
+                    <i class="fas fa-history"></i>
+                    <span>操作日志</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>用户管理</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
                 </div>
             </div>
         </div>
-    </nav>
 
-    <!-- 主内容区 -->
-    <main class="main-content">
-        <div class="container">
-            <div class="user-management">
-                <!-- 页面标题和面包屑导航 -->
-                <div class="page-header">
-                    <h1>用户管理</h1>
-                    <div class="breadcrumb">
-                        <a href="/">主页</a> &gt; 
-                        <a href="/admin/dashboard">管理员仪表板</a> &gt; 
-                        <span>用户管理</span>
+        <!-- 筛选栏 -->
+        <div class="card border-0 shadow-sm mb-4">
+            <div class="card-body">
+                <form id="filterForm" class="row g-3 align-items-end">
+                    <div class="col-md-3">
+                        <label class="form-label">搜索用户</label>
+                        <div class="input-group">
+                            <span class="input-group-text"><i class="fas fa-search"></i></span>
+                            <input type="text" class="form-control" id="search" placeholder="ID、姓名或班级">
+                        </div>
                     </div>
-                </div>
+                    <div class="col-md-3">
+                        <label class="form-label">角色筛选</label>
+                        <select class="form-select" id="roleFilter">
+                            <option value="">全部角色</option>
+                            <option value="student">学生</option>
+                            <option value="teacher">教师</option>
+                            <option value="admin">管理员</option>
+                        </select>
+                    </div>
+                    <div class="col-md-6 text-md-end">
+                        <button type="button" class="btn btn-primary" id="addUserBtn">
+                            <i class="fas fa-plus me-1"></i> 新增用户
+                        </button>
+                    </div>
+                </form>
+            </div>
+        </div>
 
-                <!-- 筛选区<EFBFBD><EFBFBD>?-->
-                <div class="filter-section">
-                    <form class="filter-form" id="filter-form">
-                        <div class="filter-group">
-                            <label for="user-id">用户ID</label>
-                            <input type="text" id="user-id" placeholder="请输入用户ID">
-                        </div>
-                        <div class="filter-group">
-                            <label for="user-name">姓名</label>
-                            <input type="text" id="user-name" placeholder="请输入姓<E585A5><E5A793>?>
-                        </div>
-                        <div class="filter-group">
-                            <label for="role-select">角色</label>
-                            <select id="role-select">
-                                <option value="">全部角色</option>
-                                <option value="admin">管理<EFBFBD><EFBFBD>?/option>
-                                <option value="teacher">教师</option>
-                                <option value="student">学生</option>
-                            </select>
-                        </div>
-                        <div class="filter-group">
-                            <label for="class-select">班级</label>
-                            <select id="class-select">
-                                <option value="">全部班级</option>
-                                <option value="计算机科学与技<E4B88E><E68A80>?<3F><>?>计算机科学与技<E4B88E><E68A80>?<3F><>?/option>
-                                <option value="计算机科学与技<EFBFBD><EFBFBD>?<EFBFBD><EFBFBD>?>计算机科学与技<EFBFBD><EFBFBD>?<3F><>?/option>
-                                <option value="软件工程1<E7A88B><31>?>软件工程1<E7A88B><31>?/option>
-                                <option value="软件工程2<EFBFBD><EFBFBD>?>软件工程2<EFBFBD><EFBFBD>?/option>
-                                <option value="网络工程1<E7A88B><31>?>网络工程1<E7A88B><31>?/option>
-                                <option value="网络工程2<EFBFBD><EFBFBD>?>网络工程2<EFBFBD><EFBFBD>?/option>
-                            </select>
-                        </div>
-                        <div class="filter-actions">
-                            <button type="button" class="btn-add" id="add-btn">
-                                <i class="fas fa-plus"></i>
-                                添加用户
-                            </button>
-                            <button type="button" class="btn-search" id="search-btn">
-                                <i class="fas fa-search"></i>
-                                查询
-                            </button>
-                            <button type="button" class="btn-reset" id="reset-btn">
-                                <i class="fas fa-redo"></i>
-                                重置
-                            </button>
-                            <button type="button" class="btn-export" id="export-btn">
-                                <i class="fas fa-file-export"></i>
-                                导出
-                            </button>
-                        </div>
-                    </form>
-                </div>
-
-                <!-- 结果区域 -->
-                <div class="table-container">
-                    <table class="user-table">
-                        <thead>
+        <!-- 用户列表 -->
+        <div class="card border-0 shadow-sm">
+            <div class="card-body p-0">
+                <div class="table-responsive">
+                    <table class="table table-hover align-middle mb-0">
+                        <thead class="bg-light">
                             <tr>
-                                <th>用户ID</th>
+                                <th class="ps-4">ID</th>
                                 <th>姓名</th>
                                 <th>角色</th>
-                                <th>班级</th>
-                                <th>联系电话</th>
-                                <th>邮箱</th>
+                                <th>班级/部门</th>
                                 <th>注册时间</th>
-                                <th>操作</th>
+                                <th class="text-end pe-4">操作</th>
                             </tr>
                         </thead>
-                        <tbody id="user-table-body">
-                            <!-- 数据将通过JavaScript动态加<E68081><E58AA0>?-->
-                            <tr>
-                                <td colspan="8" class="loading">
-                                    <i class="fas fa-spinner fa-spin"></i>
-                                    <p>正在加载用户数据...</p>
-                                </td>
-                            </tr>
+                        <tbody id="userTableBody">
+                            <tr><td colspan="6" class="text-center py-5">加载中...</td></tr>
                         </tbody>
                     </table>
                 </div>
-                
-                <!-- 分页控件 -->
-                <div class="pagination" id="pagination">
-                    <button id="prev-btn" disabled>
-                        <i class="fas fa-chevron-left"></i>
-                        上一<E4B88A><E4B880>?                    </button>
-                    <div id="page-numbers">
-                        <button class="active">1</button>
-                        <button>2</button>
-                        <button>3</button>
-                    </div>
-                    <button id="next-btn">
-                        下一<E4B88B><E4B880>?                        <i class="fas fa-chevron-right"></i>
-                    </button>
+            </div>
+            <div class="card-footer bg-white border-0 py-3">
+                <nav>
+                    <ul class="pagination justify-content-center mb-0" id="pagination">
+                        <!-- Pagination rendered by JS -->
+                    </ul>
+                </nav>
+            </div>
+        </div>
+    </div>
+
+    <!-- Add/Edit User Modal -->
+    <div class="modal fade" id="userModal" tabindex="-1">
+        <div class="modal-dialog">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h5 class="modal-title" id="userModalTitle">新增用户</h5>
+                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+                </div>
+                <div class="modal-body">
+                    <form id="userForm">
+                        <input type="hidden" name="isEdit" id="isEdit" value="false">
+                        <div class="mb-3">
+                            <label class="form-label">用户ID</label>
+                            <input type="text" class="form-control" name="id" id="userId" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">姓名</label>
+                            <input type="text" class="form-control" name="name" id="userNameInput" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">角色</label>
+                            <select class="form-select" name="role" id="userRole" required>
+                                <option value="student">学生</option>
+                                <option value="teacher">教师</option>
+                                <option value="admin">管理员</option>
+                            </select>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">密码</label>
+                            <input type="password" class="form-control" name="password" id="userPassword" placeholder="默认密码同ID">
+                            <div class="form-text">新增时默认密码与ID相同，编辑时留空不修改</div>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">班级/部门</label>
+                            <input type="text" class="form-control" name="class" id="userClass" placeholder="学生必填班级">
+                        </div>
+                    </form>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
+                    <button type="button" class="btn btn-primary" id="saveUserBtn">保存</button>
                 </div>
             </div>
         </div>
-    </main>
+    </div>
 
-    <!-- 页脚 -->
-    <footer class="footer">
-        <div class="container">
-            <p>&copy; 2023 XX学校成绩管理系统. 版权所<E69D83><E68980>?</p>
-            <p>技术支<EFBFBD><EFBFBD>? 信息技术中<E69CAF><E4B8AD>?| 联系电话: 010-12345678</p>
-        </div>
-    </footer>
-
-    <!-- JavaScript -->
-    <script>
-        // 模拟用户数据
-        const mockUsers = [
-            {
-                id: 'admin001',
-                name: '张管理员',
-                role: 'admin',
-                className: '',
-                phone: '13800138001',
-                email: 'admin@xxschool.edu.cn',
-                registerTime: '2023-01-15'
-            },
-            {
-                id: 'teacher001',
-                name: '李老师',
-                role: 'teacher',
-                className: '计算机科学与技<E4B88E><E68A80>?<3F><>?,
-                phone: '13800138002',
-                email: 'li.teacher@xxschool.edu.cn',
-                registerTime: '2023-02-10'
-            },
-            {
-                id: 'teacher002',
-                name: '王老师',
-                role: 'teacher',
-                className: '软件工程1<EFBFBD><EFBFBD>?,
-                phone: '13800138003',
-                email: 'wang.teacher@xxschool.edu.cn',
-                registerTime: '2023-02-12'
-            },
-            {
-                id: 'student001',
-                name: '张三',
-                role: 'student',
-                className: '计算机科学与技<E4B88E><E68A80>?<3F><>?,
-                phone: '13800138004',
-                email: 'zhangsan@xxschool.edu.cn',
-                registerTime: '2023-03-01'
-            },
-            {
-                id: 'student002',
-                name: '李四',
-                role: 'student',
-                className: '计算机科学与技<EFBFBD><EFBFBD>?<EFBFBD><EFBFBD>?,
-                phone: '13800138005',
-                email: 'lisi@xxschool.edu.cn',
-                registerTime: '2023-03-01'
-            },
-            {
-                id: 'student003',
-                name: '王五',
-                role: 'student',
-                className: '软件工程1<E7A88B><31>?,
-                phone: '13800138006',
-                email: 'wangwu@xxschool.edu.cn',
-                registerTime: '2023-03-02'
-            },
-            {
-                id: 'student004',
-                name: '赵六',
-                role: 'student',
-                className: '软件工程1<EFBFBD><EFBFBD>?,
-                phone: '13800138007',
-                email: 'zhaoliu@xxschool.edu.cn',
-                registerTime: '2023-03-02'
-            },
-            {
-                id: 'student005',
-                name: '钱七',
-                role: 'student',
-                className: '网络工程1<E7A88B><31>?,
-                phone: '13800138008',
-                email: 'qianqi@xxschool.edu.cn',
-                registerTime: '2023-03-03'
-            },
-            {
-                id: 'student006',
-                name: '孙八',
-                role: 'student',
-                className: '网络工程2<EFBFBD><EFBFBD>?,
-                phone: '13800138009',
-                email: 'sunba@xxschool.edu.cn',
-                registerTime: '2023-03-03'
-            },
-            {
-                id: 'student007',
-                name: '周九',
-                role: 'student',
-                className: '计算机科学与技<E4B88E><E68A80>?<3F><>?,
-                phone: '13800138010',
-                email: 'zhoujiu@xxschool.edu.cn',
-                registerTime: '2023-03-04'
-            }
-        ];
-
-        // 当前显示的用户数<E688B7><E695B0>?        let currentUsers = [...mockUsers];
-        let currentPage = 1;
-        const usersPerPage = 5;
-
-        // DOM元素
-        const userTableBody = document.getElementById('user-table-body');
-        const pagination = document.getElementById('pagination');
-        const prevBtn = document.getElementById('prev-btn');
-        const nextBtn = document.getElementById('next-btn');
-        const pageNumbers = document.getElementById('page-numbers');
-        const searchBtn = document.getElementById('search-btn');
-        const resetBtn = document.getElementById('reset-btn');
-        const addBtn = document.getElementById('add-btn');
-        const exportBtn = document.getElementById('export-btn');
-        const userIdInput = document.getElementById('user-id');
-        const userNameInput = document.getElementById('user-name');
-        const roleSelect = document.getElementById('role-select');
-        const classSelect = document.getElementById('class-select');
-
-        // 初始<E5889D><E5A78B>?        document.addEventListener('DOMContentLoaded', function() {
-            renderUserTable();
-            setupEventListeners();
-            updatePagination();
-        });
-
-        // 设置事件监听<E79B91><E590AC>?        function setupEventListeners() {
-            searchBtn.addEventListener('click', handleSearch);
-            resetBtn.addEventListener('click', handleReset);
-            addBtn.addEventListener('click', handleAddUser);
-            exportBtn.addEventListener('click', handleExport);
-            prevBtn.addEventListener('click', goToPrevPage);
-            nextBtn.addEventListener('click', goToNextPage);
-        }
-
-        // 渲染用户表格
-        function renderUserTable() {
-            if (currentUsers.length === 0) {
-                userTableBody.innerHTML = `
-                    <tr>
-                        <td colspan="8" class="no-results">
-                            <i class="fas fa-user-slash"></i>
-                            <h3>没有找到用户</h3>
-                            <p>请尝试其他筛选条件或添加新用<E696B0><E794A8>?/p>
-                        </td>
-                    </tr>
-                `;
-                return;
-            }
-
-            // 计算当前页的用户
-            const startIndex = (currentPage - 1) * usersPerPage;
-            const endIndex = startIndex + usersPerPage;
-            const pageUsers = currentUsers.slice(startIndex, endIndex);
-
-            let tableHTML = '';
-            pageUsers.forEach(user => {
-                // 角色徽章
-                let roleBadge = '';
-                if (user.role === 'admin') {
-                    roleBadge = '<span class="role-badge role-admin">管理<EFBFBD><EFBFBD>?/span>';
-                } else if (user.role === 'teacher') {
-                    roleBadge = '<span class="role-badge role-teacher">教师</span>';
-                } else {
-                    roleBadge = '<span class="role-badge role-student">学生</span>';
-                }
-
-                tableHTML += `
-                    <tr>
-                        <td>${user.id}</td>
-                        <td>${user.name}</td>
-                        <td>${roleBadge}</td>
-                        <td>${user.className || '<27><>?}</td>
-                        <td>${user.phone}</td>
-                        <td>${user.email}</td>
-                        <td>${user.registerTime}</td>
-                        <td>
-                            <div class="action-buttons-cell">
-                                <button class="btn-edit" onclick="editUser('${user.id}')">
-                                    <i class="fas fa-edit"></i>
-                                    编辑
-                                </button>
-                                <button class="btn-delete" onclick="deleteUser('${user.id}')">
-                                    <i class="fas fa-trash"></i>
-                                    删除
-                                </button>
-                            </div>
-                        </td>
-                    </tr>
-                `;
-            });
-
-            userTableBody.innerHTML = tableHTML;
-        }
-
-        // 更新分页
-        function updatePagination() {
-            const totalPages = Math.ceil(currentUsers.length / usersPerPage);
-            
-            // 更新按钮状<E992AE><E78AB6>?            prevBtn.disabled = currentPage === 1;
-            nextBtn.disabled = currentPage === totalPages || totalPages === 0;
-            
-            // 更新页码按钮
-            let pageButtonsHTML = '';
-            for (let i = 1; i <= totalPages; i++) {
-                if (i <= 5) { // 最多显<E5A49A><E698BE>?个页<E4B8AA><E9A1B5>?                    pageButtonsHTML += `<button class="${i === currentPage ? 'active' : ''}" onclick="goToPage(${i})">${i}</button>`;
-                }
-            }
-            pageNumbers.innerHTML = pageButtonsHTML;
-        }
-
-        // 处理搜索
-        function handleSearch() {
-            const userId = userIdInput.value.trim();
-            const userName = userNameInput.value.trim();
-            const role = roleSelect.value;
-            const className = classSelect.value;
-
-            currentUsers = mockUsers.filter(user => {
-                // 用户ID筛<44><E7AD9B>?                if (userId && !user.id.toLowerCase().includes(userId.toLowerCase())) {
-                    return false;
-                }
-                
-                // 姓名筛<E5908D><E7AD9B>?                if (userName && !user.name.toLowerCase().includes(userName.toLowerCase())) {
-                    return false;
-                }
-                
-                // 角色筛<E889B2><E7AD9B>?                if (role && user.role !== role) {
-                    return false;
-                }
-                
-                // 班级筛<E7BAA7><E7AD9B>?                if (className && user.className !== className) {
-                    return false;
-                }
-                
-                return true;
-            });
-
-            currentPage = 1;
-            renderUserTable();
-            updatePagination();
-        }
-
-        // 处理重置
-        function handleReset() {
-            userIdInput.value = '';
-            userNameInput.value = '';
-            roleSelect.value = '';
-            classSelect.value = '';
-            
-            currentUsers = [...mockUsers];
-            currentPage = 1;
-            renderUserTable();
-            updatePagination();
-        }
-
-        // 处理添加用户
-        function handleAddUser() {
-            alert('添加用户功能将在后端API完成后实<E5908E><E5AE9E>?);
-            // 这里可以打开一个模态框来添加新用户
-        }
-
-        // 处理导出
-        function handleExport() {
-            alert('导出功能将在后端API完成后实<EFBFBD><EFBFBD>?);
-            // 这里可以导出为Excel或CSV格式
-        }
-
-        // 编辑用户
-        function editUser(userId) {
-            alert(`编辑用户 ${userId} - 功能将在后端API完成后实现`);
-            // 这里可以打开一个模态框来编辑用户信<E688B7><E4BFA1>?        }
-
-        // 删除用户
-        function deleteUser(userId) {
-            if (confirm(`确定要删除用<EFBFBD><EFBFBD>?${userId} 吗？此操作不可撤销。`)) {
-                // 从模拟数据中删除
-                const index = mockUsers.findIndex(user => user.id === userId);
-                if (index !== -1) {
-                    mockUsers.splice(index, 1);
-                    // 更新当前显示的数<E79A84><E695B0>?                    handleSearch();
-                    alert('用户删除成功');
-                }
-            }
-        }
-
-        // 分页函数
-        function goToPage(page) {
-            currentPage = page;
-            renderUserTable();
-            updatePagination();
-        }
-
-        function goToPrevPage() {
-            if (currentPage > 1) {
-                currentPage--;
-                renderUserTable();
-                updatePagination();
-            }
-        }
-
-        function goToNextPage() {
-            const totalPages = Math.ceil(currentUsers.length / usersPerPage);
-            if (currentPage < totalPages) {
-                currentPage++;
-                renderUserTable();
-                updatePagination();
-            }
-        }
-    </script>
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/admin.js"></script>
 </body>
 </html>

frontend/views/student/profile.html

@@ -253,54 +253,65 @@
             </div>
             
             <div class="col-md-8 mb-4">
-                <div class="card">
-                    <div class="card-header">
-                        <i class="fas fa-user-edit me-2 text-primary"></i> 基本信息
+                <div class="card shadow-sm border-0 mb-4">
+                    <div class="card-header bg-white py-3">
+                        <h5 class="mb-0 fw-bold"><i class="fas fa-user-edit me-2 text-primary"></i>基本信息</h5>
                     </div>
                     <div class="card-body p-4">
-                        <form>
+                        <form id="profileForm">
                             <div class="row mb-3">
                                 <div class="col-md-6">
                                     <label class="form-label">学号</label>
-                                    <input type="text" class="form-control" id="profileId" readonly disabled>
+                                    <input type="text" class="form-control bg-light" id="profileId" readonly disabled>
                                 </div>
                                 <div class="col-md-6">
                                     <label class="form-label">姓名</label>
-                                    <input type="text" class="form-control" id="profileNameInput" readonly>
+                                    <input type="text" class="form-control" id="profileNameInput" placeholder="请输入姓名">
                                 </div>
                             </div>
                             <div class="row mb-3">
                                 <div class="col-md-6">
                                     <label class="form-label">班级</label>
-                                    <input type="text" class="form-control" id="profileClass" readonly disabled>
+                                    <input type="text" class="form-control" id="profileClass" placeholder="请输入班级">
                                 </div>
                                 <div class="col-md-6">
                                     <label class="form-label">角色</label>
-                                    <input type="text" class="form-control" value="学生" readonly disabled>
+                                    <input type="text" class="form-control bg-light" value="学生" readonly disabled>
                                 </div>
                             </div>
-                            
-                            <hr class="my-4">
-                            <h6 class="mb-3 fw-bold text-secondary">安全设置</h6>
-                            
-                            <div class="mb-3">
-                                <label class="form-label">原密码</label>
-                                <input type="password" class="form-control" id="oldPassword" placeholder="请输入原密码">
-                            </div>
-                            <div class="row mb-4">
-                                <div class="col-md-6">
-                                    <label class="form-label">新密码</label>
-                                    <input type="password" class="form-control" id="newPassword" placeholder="请输入新密码">
-                                </div>
-                                <div class="col-md-6">
-                                    <label class="form-label">确认新密码</label>
-                                    <input type="password" class="form-control" id="confirmPassword" placeholder="再次输入新密码">
-                                </div>
-                            </div>
-                            
                             <div class="text-end">
-                                <button type="button" class="btn btn-primary px-4" id="savePasswordBtn">
-                                    <i class="fas fa-save me-1"></i> 保存更改
+                                <button type="button" id="saveProfileBtn" class="btn btn-outline-primary">
+                                    <i class="fas fa-save me-1"></i> 保存基本信息
+                                </button>
+                            </div>
+                        </form>
+                    </div>
+                </div>
+
+                <div class="card shadow-sm border-0">
+                    <div class="card-header bg-white py-3">
+                        <h5 class="mb-0 fw-bold"><i class="fas fa-key me-2 text-primary"></i>修改密码</h5>
+                    </div>
+                    <div class="card-body p-4">
+                        <form id="passwordForm">
+                            <div class="mb-3">
+                                <label for="oldPassword" class="form-label">原密码</label>
+                                <input type="password" class="form-control" id="oldPassword" required placeholder="请输入原密码">
+                            </div>
+                            <div class="row mb-3">
+                                <div class="col-md-6">
+                                    <label for="newPassword" class="form-label">新密码</label>
+                                    <input type="password" class="form-control" id="newPassword" required placeholder="请输入新密码">
+                                </div>
+                                <div class="col-md-6">
+                                    <label for="confirmPassword" class="form-label">确认新密码</label>
+                                    <input type="password" class="form-control" id="confirmPassword" required placeholder="请再次输入新密码">
+                                </div>
+                            </div>
+                            <div id="passwordError" class="text-danger mb-3" style="display: none;"></div>
+                            <div class="text-end">
+                                <button type="submit" class="btn btn-primary px-4">
+                                    <i class="fas fa-save me-1"></i> 修改密码
                                 </button>
                             </div>
                         </form>
@@ -342,26 +353,58 @@
             updateTime();
             setInterval(updateTime, 1000);
 
+            // 保存基本信息逻辑
+            const saveProfileBtn = document.getElementById('saveProfileBtn');
+            if (saveProfileBtn) {
+                saveProfileBtn.addEventListener('click', async () => {
+                    const name = document.getElementById('profileNameInput').value;
+                    const className = document.getElementById('profileClass').value;
+                    
+                    try {
+                        const res = await fetch('/api/auth/update-profile', {
+                            method: 'PUT',
+                            headers: { 'Content-Type': 'application/json' },
+                            body: JSON.stringify({ name, class: className })
+                        });
+                        const result = await res.json();
+                        if (result.success) {
+                            alert('资料更新成功');
+                            // 更新侧边栏和顶栏
+                            document.getElementById('userName').textContent = name;
+                            document.getElementById('studentName').textContent = name;
+                            document.getElementById('profileName').textContent = name;
+                        } else {
+                            alert(result.message || '更新失败');
+                        }
+                    } catch (e) {
+                        console.error('Update profile failed', e);
+                        alert('系统错误');
+                    }
+                });
+            }
+
             // 修改密码逻辑
-            const savePasswordBtn = document.getElementById('savePasswordBtn');
-            if (savePasswordBtn) {
-                savePasswordBtn.addEventListener('click', async () => {
+            const passwordForm = document.getElementById('passwordForm');
+            if (passwordForm) {
+                passwordForm.addEventListener('submit', async (e) => {
+                    e.preventDefault();
+                    
                     const oldPassword = document.getElementById('oldPassword').value;
                     const newPassword = document.getElementById('newPassword').value;
                     const confirmPassword = document.getElementById('confirmPassword').value;
-
-                    if (!oldPassword || !newPassword || !confirmPassword) {
-                        alert('请填写所有密码字段');
-                        return;
-                    }
+                    const errorEl = document.getElementById('passwordError');
+                    
+                    errorEl.style.display = 'none';
 
                     if (newPassword !== confirmPassword) {
-                        alert('两次输入的新密码不一致');
+                        errorEl.textContent = '两次输入的新密码不一致';
+                        errorEl.style.display = 'block';
                         return;
                     }
 
                     if (newPassword.length < 6) {
-                        alert('新密码长度至少为 6 位');
+                        errorEl.textContent = '新密码长度至少为 6 位';
+                        errorEl.style.display = 'block';
                         return;
                     }
 
@@ -377,17 +420,16 @@
                         const result = await response.json();
                         if (result.success) {
                             alert('密码修改成功，请重新登录');
-                            // 登出并跳转到登录页
-                            fetch('/api/auth/logout', { method: 'POST' })
-                                .then(() => {
-                                    window.location.href = '/login';
-                                });
+                            await fetch('/api/auth/logout', { method: 'POST' });
+                            window.location.href = '/login';
                         } else {
-                            alert(result.message || '修改失败');
+                            errorEl.textContent = result.message || '修改失败';
+                            errorEl.style.display = 'block';
                         }
                     } catch (error) {
                         console.error('Update password error:', error);
-                        alert('网络错误，请稍后再试');
+                        errorEl.textContent = '网络错误，请稍后再试';
+                        errorEl.style.display = 'block';
                     }
                 });
             }

frontend/views/teacher/dashboard.html

@@ -201,19 +201,25 @@
 
         <nav class="nav-menu">
             <div class="nav-item">
-                <a href="#" class="nav-link active">
+                <a href="/teacher/dashboard" class="nav-link active">
                     <i class="fas fa-tachometer-alt"></i>
                     <span>教师仪表板</span>
                 </a>
             </div>
             <div class="nav-item">
-                <a href="#" class="nav-link">
-                    <i class="fas fa-list-alt"></i>
-                    <span>课程列表</span>
+                <a href="/teacher/grade_entry" class="nav-link">
+                    <i class="fas fa-edit"></i>
+                    <span>成绩录入</span>
                 </a>
             </div>
             <div class="nav-item">
-                <a href="#" class="nav-link">
+                <a href="/teacher/grade_management" class="nav-link">
+                    <i class="fas fa-tasks"></i>
+                    <span>成绩管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/teacher/profile" class="nav-link">
                     <i class="fas fa-user-edit"></i>
                     <span>个人资料</span>
                 </a>
@@ -248,7 +254,7 @@
 
         <!-- 统计卡片 -->
         <div class="row g-4 mb-4">
-            <div class="col-xl-4 col-md-6">
+            <div class="col-xl-3 col-md-6">
                 <div class="card stat-card h-100 p-3">
                     <div class="d-flex justify-content-between align-items-start">
                         <div>
@@ -261,7 +267,20 @@
                     </div>
                 </div>
             </div>
-            <div class="col-xl-4 col-md-6">
+            <div class="col-xl-3 col-md-6">
+                <div class="card stat-card h-100 p-3">
+                    <div class="d-flex justify-content-between align-items-start">
+                        <div>
+                            <p class="text-secondary small mb-1 fw-bold">负责班级</p>
+                            <h3 class="mb-0 fw-bold" id="classCount">0</h3>
+                        </div>
+                        <div class="stat-icon bg-info bg-opacity-10 text-info">
+                            <i class="fas fa-graduation-cap"></i>
+                        </div>
+                    </div>
+                </div>
+            </div>
+            <div class="col-xl-3 col-md-6">
                 <div class="card stat-card h-100 p-3">
                     <div class="d-flex justify-content-between align-items-start">
                         <div>
@@ -274,7 +293,7 @@
                     </div>
                 </div>
             </div>
-            <div class="col-xl-4 col-md-6">
+            <div class="col-xl-3 col-md-6">
                 <div class="card stat-card h-100 p-3">
                     <div class="d-flex justify-content-between align-items-start">
                         <div>
@@ -289,10 +308,18 @@
             </div>
         </div>
 
+        <!-- 负责班级 -->
+        <div class="mb-4" id="managedClassesSection" style="display: none;">
+            <h5 class="mb-3 fw-bold"><i class="fas fa-users-cog me-2 text-info"></i>我负责的班级</h5>
+            <div class="row" id="managedClassList">
+                <!-- 班级卡片 -->
+            </div>
+        </div>
+
         <!-- 课程列表 -->
         <div class="d-flex justify-content-between align-items-center mb-4">
             <h5 class="mb-0 fw-bold"><i class="fas fa-chalkboard me-2 text-primary"></i>我的负责课程</h5>
-            <button class="btn btn-sm btn-primary px-3">
+            <button id="addCourseBtn" class="btn btn-sm btn-primary px-3">
                 <i class="fas fa-plus me-1"></i> 新增课程
             </button>
         </div>
@@ -306,6 +333,91 @@
         </div>
     </div>
 
+    <!-- Add Course Modal -->
+    <div class="modal fade" id="addCourseModal" tabindex="-1">
+        <div class="modal-dialog">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h5 class="modal-title">新增课程</h5>
+                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+                </div>
+                <div class="modal-body">
+                    <form id="addCourseForm">
+                        <div class="mb-3">
+                            <label class="form-label">课程名称</label>
+                            <input type="text" class="form-control" name="course_name" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">课程代码</label>
+                            <input type="text" class="form-control" name="course_code" required placeholder="如: CS101">
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">学分</label>
+                            <input type="number" step="0.5" class="form-control" name="credit" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">授课班级</label>
+                            <select class="form-select" name="class_id" id="classSelect" required>
+                                <option value="">加载中...</option>
+                            </select>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">学期</label>
+                            <input type="text" class="form-control" name="semester" placeholder="如: 2023-2024 秋季" required>
+                        </div>
+                    </form>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
+                    <button type="button" class="btn btn-primary" id="saveCourseBtn">创建课程</button>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <!-- Edit Course Modal -->
+    <div class="modal fade" id="editCourseModal" tabindex="-1">
+        <div class="modal-dialog">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h5 class="modal-title">编辑课程</h5>
+                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+                </div>
+                <div class="modal-body">
+                    <form id="editCourseForm">
+                        <input type="hidden" name="id" id="editCourseId">
+                        <div class="mb-3">
+                            <label class="form-label">课程名称</label>
+                            <input type="text" class="form-control" name="course_name" id="editCourseName" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">课程代码</label>
+                            <input type="text" class="form-control" name="course_code" id="editCourseCode" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">学分</label>
+                            <input type="number" step="0.5" class="form-control" name="credit" id="editCourseCredit" required>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">授课班级</label>
+                            <select class="form-select" name="class_id" id="editClassSelect" required>
+                                <option value="">加载中...</option>
+                            </select>
+                        </div>
+                        <div class="mb-3">
+                            <label class="form-label">学期</label>
+                            <input type="text" class="form-control" name="semester" id="editSemester" required>
+                        </div>
+                    </form>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">取消</button>
+                    <button type="button" class="btn btn-primary" id="updateCourseBtn">保存修改</button>
+                </div>
+            </div>
+        </div>
+    </div>
+
     <!-- Bootstrap 5 JS -->
     <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
     <script src="/public/js/auth.js"></script>

frontend/views/teacher/grade_entry.html

@@ -3,445 +3,242 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>成绩录入 - XX学校成绩管理系统</title>
-    <link rel="stylesheet" href="/public/css/style.css">
+    <title>成绩录入 - 教师端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #1cc88a;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --teacher-gradient: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
+        }
 
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--teacher-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
 </head>
 <body>
-    <!-- 导航<EFBFBD><EFBFBD>?-->
-    <nav class="navbar">
-        <div class="navbar-brand">
-            <a href="/"><i class="fas fa-graduation-cap"></i> XX学校成绩管理系统</a>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-chalkboard-teacher"></i>
+                <span>成绩管理系统</span>
+            </a>
         </div>
-        <div class="navbar-menu">
-            <a href="/teacher/dashboard" class="navbar-item"><i class="fas fa-tachometer-alt"></i> 教师仪表<E4BBAA><E8A1A8>?/a>
-            <a href="/teacher/grade_entry" class="navbar-item active"><i class="fas fa-edit"></i> 成绩录入</a>
-            <a href="/teacher/grade_management" class="navbar-item"><i class="fas fa-list"></i> 成绩管理</a>
-            <div class="user-info">
-                <span class="user-name">李老师</span>
-                <span class="user-role">教师</span>
-                <a href="/login" class="btn btn-outline btn-small"><i class="fas fa-sign-out-alt"></i> 退<><E98080>?/a>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-tie"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="teacherName">加载中...</h6>
+                <p>教师 | <span id="teacherId">...</span></p>
             </div>
         </div>
-    </nav>
 
-    <!-- 面包屑导<E5B191><E5AFBC>?-->
-    <div class="container">
-        <div class="breadcrumb">
-            <a href="/">主页</a>
-            <i class="fas fa-chevron-right"></i>
-            <a href="/teacher/dashboard">教师仪表<EFBFBD><EFBFBD>?/a>
-            <i class="fas fa-chevron-right"></i>
-            <span>成绩录入</span>
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/teacher/dashboard" class="nav-link">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>教师仪表板</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/teacher/grade_entry" class="nav-link active">
+                    <i class="fas fa-edit"></i>
+                    <span>成绩录入</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/teacher/grade_management" class="nav-link">
+                    <i class="fas fa-tasks"></i>
+                    <span>成绩管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/teacher/profile" class="nav-link">
+                    <i class="fas fa-user-edit"></i>
+                    <span>个人资料</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>成绩录入</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
+                </div>
+            </div>
+        </div>
+
+        <!-- 录入卡片 -->
+        <div class="card border-0 shadow-sm">
+            <div class="card-body p-4">
+                <div class="row mb-4 align-items-end">
+                    <div class="col-md-4">
+                        <label class="form-label text-muted small fw-bold">选择课程</label>
+                        <select id="courseSelect" class="form-select">
+                            <option value="">加载课程中...</option>
+                        </select>
+                    </div>
+                    <div class="col-md-8 text-end">
+                         <div class="alert alert-info d-inline-block mb-0 py-2 px-3 small">
+                            <i class="fas fa-info-circle me-1"></i> 请先选择课程，系统将自动加载该课程的学生名单
+                        </div>
+                    </div>
+                </div>
+
+                <div class="table-responsive">
+                    <table class="table table-hover align-middle">
+                        <thead class="table-light">
+                            <tr>
+                                <th>学号</th>
+                                <th>姓名</th>
+                                <th style="width: 120px;">平时成绩</th>
+                                <th style="width: 120px;">期中成绩</th>
+                                <th style="width: 120px;">期末成绩</th>
+                                <th>总评</th>
+                                <th>操作</th>
+                            </tr>
+                        </thead>
+                        <tbody id="studentTableBody">
+                            <tr>
+                                <td colspan="7" class="text-center py-5 text-muted">
+                                    <i class="fas fa-arrow-up mb-2"></i><br>
+                                    请选择课程以加载学生列表
+                                </td>
+                            </tr>
+                        </tbody>
+                    </table>
+                </div>
+            </div>
         </div>
     </div>
 
-    <!-- 主内容区 -->
-    <div class="grade-entry-container">
-        <div class="entry-header">
-            <h1><i class="fas fa-edit"></i> 成绩录入</h1>
-            <p>请选择班级和课程，然后为每个学生录入成<EFBFBD><EFBFBD>?/p>
-        </div>
-
-        <div class="entry-form">
-            <div class="form-row">
-                <div class="form-group">
-                    <label for="class-select"><i class="fas fa-users"></i> 选择班级</label>
-                    <select id="class-select" class="form-control">
-                        <option value="">请选择班级</option>
-                        <option value="class1">计算机科学与技<EFBFBD><EFBFBD>?021<32><31>?<3F><>?/option>
-                        <option value="class2">计算机科学与技<EFBFBD><EFBFBD>?021<32><31>?<3F><>?/option>
-                        <option value="class3">软件工程2021<EFBFBD><EFBFBD>?<3F><>?/option>
-                        <option value="class4">软件工程2021<EFBFBD><EFBFBD>?<3F><>?/option>
-                        <option value="class5">网络工程2021<EFBFBD><EFBFBD>?<3F><>?/option>
-                    </select>
-                </div>
-                
-                <div class="form-group">
-                    <label for="course-name"><i class="fas fa-book"></i> 课程名称</label>
-                    <input type="text" id="course-name" placeholder="请输入课程名称，如：数据结构、操作系统等">
-                </div>
-            </div>
-            
-            <div class="form-group">
-                <label for="exam-date"><i class="fas fa-calendar-alt"></i> 考试日期</label>
-                <input type="date" id="exam-date">
-            </div>
-            
-            <div class="form-group">
-                <label><i class="fas fa-info-circle"></i> 备注说明（可选）</label>
-                <textarea id="remarks" rows="3" placeholder="可输入本次考试的说明信息，如：期中考试、期末考试<E88083><E8AF95>?></textarea>
-            </div>
-            
-            <div class="students-table-container">
-                <h3><i class="fas fa-user-graduate"></i> 学生成绩录入</h3>
-                <p class="text-muted">选择班级后，系统将自动加载该班级的学生列<EFBFBD><EFBFBD>?/p>
-                
-                <div id="students-loading" class="loading" style="display: none;">
-                    <i class="fas fa-spinner"></i>
-                    <p>正在加载学生列表...</p>
-                </div>
-                
-                <div id="no-students" class="no-students" style="display: none;">
-                    <i class="fas fa-user-slash"></i>
-                    <p>该班级暂无学生数据，请先添加学生信息</p>
-                </div>
-                
-                <table id="students-table" class="students-table" style="display: none;">
-                    <thead>
-                        <tr>
-                            <th>学号</th>
-                            <th>姓名</th>
-                            <th>平时成绩</th>
-                            <th>期中成绩</th>
-                            <th>期末成绩</th>
-                            <th>总评成绩</th>
-                        </tr>
-                    </thead>
-                    <tbody id="students-tbody">
-                        <!-- 学生数据将通过JavaScript动态加<E68081><E58AA0>?-->
-                    </tbody>
-                </table>
-            </div>
-            
-            <div class="form-actions">
-                <button id="cancel-btn" class="btn btn-secondary btn-large">
-                    <i class="fas fa-times"></i> 取消
-                </button>
-                <button id="submit-btn" class="btn btn-primary btn-large" disabled>
-                    <i class="fas fa-check"></i> 提交成绩
-                </button>
-            </div>
-        </div>
-        
-        <div class="card">
-            <h3><i class="fas fa-lightbulb"></i> 使用说明</h3>
-            <ul class="text-muted">
-                <li>首先选择要录入成绩的班级和课<EFBFBD><EFBFBD>?/li>
-                <li>系统会自动加载该班级的学生列<EFBFBD><EFBFBD>?/li>
-                <li>为每个学生输入平时成绩、期中成绩和期末成绩</li>
-                <li>总评成绩将根据权重自动计算（默认权重：平<EFBFBD><EFBFBD>?0%，期<EFBC8C><E69C9F>?0%，期<EFBC8C><E69C9F>?0%<25><>?/li>
-                <li>确认无误后点击“提交成绩”按钮保存数<EFBFBD><EFBFBD>?/li>
-                <li>提交后可以在“成绩管理”页面查看和修改已录入的成绩</li>
-            </ul>
-        </div>
-    </div>
-
-    <!-- JavaScript -->
-    <script>
-        // 模拟学生数据
-        const mockStudents = [
-            { id: '2021001', name: '张三', usual: '', midterm: '', final: '', total: '' },
-            { id: '2021002', name: '李四', usual: '', midterm: '', final: '', total: '' },
-            { id: '2021003', name: '王五', usual: '', midterm: '', final: '', total: '' },
-            { id: '2021004', name: '赵六', usual: '', midterm: '', final: '', total: '' },
-            { id: '2021005', name: '钱七', usual: '', midterm: '', final: '', total: '' },
-            { id: '2021006', name: '孙八', usual: '', midterm: '', final: '', total: '' },
-            { id: '2021007', name: '周九', usual: '', midterm: '', final: '', total: '' },
-            { id: '2021008', name: '吴十', usual: '', midterm: '', final: '', total: '' }
-        ];
-        
-        // DOM元素
-        const classSelect = document.getElementById('class-select');
-        const courseNameInput = document.getElementById('course-name');
-        const examDateInput = document.getElementById('exam-date');
-        const remarksInput = document.getElementById('remarks');
-        const studentsLoading = document.getElementById('students-loading');
-        const noStudents = document.getElementById('no-students');
-        const studentsTable = document.getElementById('students-table');
-        const studentsTbody = document.getElementById('students-tbody');
-        const cancelBtn = document.getElementById('cancel-btn');
-        const submitBtn = document.getElementById('submit-btn');
-        
-        // 设置默认考试日期为今<E4B8BA><E4BB8A>?        const today = new Date().toISOString().split('T')[0];
-        examDateInput.value = today;
-        
-        // 班级选择变化事件
-        classSelect.addEventListener('change', function() {
-            const selectedClass = this.value;
-            
-            if (!selectedClass) {
-                hideStudentsTable();
-                submitBtn.disabled = true;
-                return;
-            }
-            
-            // 显示加载状<E8BDBD><E78AB6>?            showLoading();
-            
-            // 模拟API调用延迟
-            setTimeout(() => {
-                loadStudentsForClass(selectedClass);
-            }, 1000);
-        });
-        
-        // 加载学生数据
-        function loadStudentsForClass(className) {
-            // 模拟API响应
-            if (mockStudents.length > 0) {
-                renderStudentsTable(mockStudents);
-            } else {
-                showNoStudents();
-            }
-        }
-        
-        // 渲染学生表格
-        function renderStudentsTable(students) {
-            hideLoading();
-            
-            // 清空表格
-            studentsTbody.innerHTML = '';
-            
-            // 添加学生<E5ADA6><E7949F>?            students.forEach((student, index) => {
-                const row = document.createElement('tr');
-                row.innerHTML = `
-                    <td>${student.id}</td>
-                    <td>${student.name}</td>
-                    <td>
-                        <input type="number" class="grade-input usual-grade" 
-                               data-index="${index}" min="0" max="100" 
-                               placeholder="0-100" value="${student.usual}">
-                    </td>
-                    <td>
-                        <input type="number" class="grade-input midterm-grade" 
-                               data-index="${index}" min="0" max="100" 
-                               placeholder="0-100" value="${student.midterm}">
-                    </td>
-                    <td>
-                        <input type="number" class="grade-input final-grade" 
-                               data-index="${index}" min="0" max="100" 
-                               placeholder="0-100" value="${student.final}">
-                    </td>
-                    <td>
-                        <span class="total-grade" data-index="${index}">${student.total || ''}</span>
-                    </td>
-                `;
-                
-                studentsTbody.appendChild(row);
-            });
-            
-            // 显示表格
-            studentsTable.style.display = 'table';
-            noStudents.style.display = 'none';
-            
-            // 启用提交按钮
-            submitBtn.disabled = false;
-            
-            // 添加成绩输入事件监听
-            addGradeInputListeners();
-        }
-        
-        // 显示加载状<E8BDBD><E78AB6>?        function showLoading() {
-            studentsLoading.style.display = 'block';
-            studentsTable.style.display = 'none';
-            noStudents.style.display = 'none';
-        }
-        
-        // 隐藏加载状<E8BDBD><E78AB6>?        function hideLoading() {
-            studentsLoading.style.display = 'none';
-        }
-        
-        // 显示无学生数<E7949F><E695B0>?        function showNoStudents() {
-            hideLoading();
-            studentsTable.style.display = 'none';
-            noStudents.style.display = 'block';
-        }
-        
-        // 隐藏学生表格
-        function hideStudentsTable() {
-            studentsTable.style.display = 'none';
-            noStudents.style.display = 'none';
-        }
-        
-        // 添加成绩输入事件监听
-        function addGradeInputListeners() {
-            const usualGrades = document.querySelectorAll('.usual-grade');
-            const midtermGrades = document.querySelectorAll('.midterm-grade');
-            const finalGrades = document.querySelectorAll('.final-grade');
-            
-            usualGrades.forEach(input => {
-                input.addEventListener('input', calculateTotalGrade);
-            });
-            
-            midtermGrades.forEach(input => {
-                input.addEventListener('input', calculateTotalGrade);
-            });
-            
-            finalGrades.forEach(input => {
-                input.addEventListener('input', calculateTotalGrade);
-            });
-        }
-        
-        // 计算总评成绩
-        function calculateTotalGrade(event) {
-            const input = event.target;
-            const index = input.getAttribute('data-index');
-            
-            // 获取三个成绩
-            const usualInput = document.querySelector(`.usual-grade[data-index="${index}"]`);
-            const midtermInput = document.querySelector(`.midterm-grade[data-index="${index}"]`);
-            const finalInput = document.querySelector(`.final-grade[data-index="${index}"]`);
-            const totalSpan = document.querySelector(`.total-grade[data-index="${index}"]`);
-            
-            const usual = parseFloat(usualInput.value) || 0;
-            const midterm = parseFloat(midtermInput.value) || 0;
-            const final = parseFloat(finalInput.value) || 0;
-            
-            // 计算总评成绩（权重：平时20%，期<EFBC8C><E69C9F>?0%，期<EFBC8C><E69C9F>?0%<25><>?            const total = (usual * 0.2) + (midterm * 0.3) + (final * 0.5);
-            
-            // 显示总评成绩（四舍五入到整数<E695B4><E695B0>?            totalSpan.textContent = Math.round(total);
-            
-            // 根据成绩范围设置颜色
-            if (total >= 90) {
-                totalSpan.style.color = '#38a169';
-                totalSpan.style.fontWeight = 'bold';
-            } else if (total >= 60) {
-                totalSpan.style.color = '#d69e2e';
-                totalSpan.style.fontWeight = 'normal';
-            } else {
-                totalSpan.style.color = '#e53e3e';
-                totalSpan.style.fontWeight = 'bold';
-            }
-        }
-        
-        // 表单验证
-        function validateForm() {
-            const className = classSelect.value;
-            const courseName = courseNameInput.value.trim();
-            
-            if (!className) {
-                alert('请选择班级');
-                return false;
-            }
-            
-            if (!courseName) {
-                alert('请输入课程名<E7A88B><E5908D>?);
-                courseNameInput.focus();
-                return false;
-            }
-            
-            // 检查是否有学生成绩未填<E69CAA><E5A1AB>?            const usualGrades = document.querySelectorAll('.usual-grade');
-            const midtermGrades = document.querySelectorAll('.midterm-grade');
-            const finalGrades = document.querySelectorAll('.final-grade');
-            
-            for (let i = 0; i < usualGrades.length; i++) {
-                const usual = usualGrades[i].value.trim();
-                const midterm = midtermGrades[i].value.trim();
-                const final = finalGrades[i].value.trim();
-                
-                if (!usual || !midterm || !final) {
-                    alert(`请填写第${i + 1}行学生的所有成绩`);
-                    return false;
-                }
-                
-                const usualNum = parseFloat(usual);
-                const midtermNum = parseFloat(midterm);
-                const finalNum = parseFloat(final);
-                
-                if (usualNum < 0 || usualNum > 100 || 
-                    midtermNum < 0 || midtermNum > 100 || 
-                    finalNum < 0 || finalNum > 100) {
-                    alert(`<60><>?{i + 1}行学生的成绩必须<E5BF85><E9A1BB>?-100之间`);
-                    return false;
-                }
-            }
-            
-            return true;
-        }
-        
-        // 收集表单数据
-        function collectFormData() {
-            const className = classSelect.options[classSelect.selectedIndex].text;
-            const courseName = courseNameInput.value.trim();
-            const examDate = examDateInput.value;
-            const remarks = remarksInput.value.trim();
-            
-            const grades = [];
-            const rows = studentsTbody.querySelectorAll('tr');
-            
-            rows.forEach((row, index) => {
-                const studentId = row.cells[0].textContent;
-                const studentName = row.cells[1].textContent;
-                const usual = row.cells[2].querySelector('input').value;
-                const midterm = row.cells[3].querySelector('input').value;
-                const final = row.cells[4].querySelector('input').value;
-                const total = row.cells[5].querySelector('span').textContent;
-                
-                grades.push({
-                    studentId,
-                    studentName,
-                    usual: parseFloat(usual),
-                    midterm: parseFloat(midterm),
-                    final: parseFloat(final),
-                    total: parseFloat(total)
-                });
-            });
-            
-            return {
-                className,
-                courseName,
-                examDate,
-                remarks,
-                grades
-            };
-        }
-        
-        // 提交表单
-        function submitForm() {
-            if (!validateForm()) {
-                return;
-            }
-            
-            const formData = collectFormData();
-            
-            // 显示提交中状<E4B8AD><E78AB6>?            submitBtn.innerHTML = '<i class="fas fa-spinner fa-spin"></i> 提交<EFBFBD><EFBFBD>?..';
-            submitBtn.disabled = true;
-            
-            // 模拟API调用
-            setTimeout(() => {
-                // 模拟成功响应
-                alert(`成绩提交成功！\n班级<EFBFBD><EFBFBD>?{formData.className}\n课程<EFBFBD><EFBFBD>?{formData.courseName}\n共录<EFBFBD><EFBFBD>?{formData.grades.length}名学生成绩`);
-                
-                // 重置按钮状<E992AE><E78AB6>?                submitBtn.innerHTML = '<i class="fas fa-check"></i> 提交成绩';
-                submitBtn.disabled = false;
-                
-                // 重置表单
-                resetForm();
-            }, 1500);
-        }
-        
-        // 重置表单
-        function resetForm() {
-            classSelect.value = '';
-            courseNameInput.value = '';
-            examDateInput.value = today;
-            remarksInput.value = '';
-            
-            // 清空学生表格
-            studentsTbody.innerHTML = '';
-            studentsTable.style.display = 'none';
-            noStudents.style.display = 'none';
-            
-            // 禁用提交按钮
-            submitBtn.disabled = true;
-        }
-        
-        // 取消按钮事件
-        cancelBtn.addEventListener('click', function() {
-            if (confirm('确定要取消吗？所有未保存的更改将会丢失<E4B8A2><E5A4B1>?)) {
-                resetForm();
-            }
-        });
-        
-        // 提交按钮事件
-        submitBtn.addEventListener('click', submitForm);
-        
-        // 页面加载时初始化
-        document.addEventListener('DOMContentLoaded', function() {
-            // 检查是否有必要的数<E79A84><E695B0>?            if (!classSelect.value) {
-                submitBtn.disabled = true;
-            }
-        });
-    </script>
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/auth.js"></script>
+    <script src="/public/js/teacher.js"></script>
 </body>
-</html>
+</html>

frontend/views/teacher/grade_management.html

@@ -3,572 +3,246 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>成绩查询/管理 - 学生成绩管理系统</title>
-    <link rel="stylesheet" href="/public/css/style.css">
+    <title>成绩管理 - 教师端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #1cc88a;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --teacher-gradient: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
+        }
 
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--teacher-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
 </head>
 <body>
-    <!-- 导航<EFBFBD><EFBFBD>?-->
-    <nav class="navbar">
-        <div class="nav-container">
-            <div class="nav-brand">
-                <a href="/">
-                    <i class="fas fa-graduation-cap"></i>
-                    <span>XX学校成绩管理系统</span>
-                </a>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-chalkboard-teacher"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-tie"></i>
             </div>
-            <div class="nav-menu">
+            <div class="user-info text-white">
+                <h6 id="teacherName">加载中...</h6>
+                <p>教师 | <span id="teacherId">...</span></p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
                 <a href="/teacher/dashboard" class="nav-link">
                     <i class="fas fa-tachometer-alt"></i>
-                    <span>教师仪表<EFBFBD><EFBFBD>?/span>
+                    <span>教师仪表板</span>
                 </a>
+            </div>
+            <div class="nav-item">
                 <a href="/teacher/grade_entry" class="nav-link">
                     <i class="fas fa-edit"></i>
                     <span>成绩录入</span>
                 </a>
+            </div>
+            <div class="nav-item">
                 <a href="/teacher/grade_management" class="nav-link active">
-                    <i class="fas fa-search"></i>
+                    <i class="fas fa-tasks"></i>
                     <span>成绩管理</span>
                 </a>
             </div>
-            <div class="nav-user">
-                <div class="user-info">
-                    <i class="fas fa-user-circle"></i>
-                    <span>张老师</span>
-                </div>
-                <a href="/login" class="btn-logout">
-                    <i class="fas fa-sign-out-alt"></i>
-                    <span>退<EFBFBD><EFBFBD>?/span>
+            <div class="nav-item">
+                <a href="/teacher/profile" class="nav-link">
+                    <i class="fas fa-user-edit"></i>
+                    <span>个人资料</span>
                 </a>
             </div>
-        </div>
-    </nav>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
 
-    <!-- 主内容区 -->
-    <main class="main-content">
-        <div class="container">
-            <!-- 面包屑导<E5B191><E5AFBC>?-->
-            <div class="breadcrumb">
-                <a href="/">主页</a>
-                <i class="fas fa-chevron-right"></i>
-                <a href="/teacher/dashboard">教师仪表<EFBFBD><EFBFBD>?/a>
-                <i class="fas fa-chevron-right"></i>
-                <span>成绩查询/管理</span>
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>成绩管理</h4>
             </div>
-            
-            <!-- 页面标题 -->
-            <div class="page-header">
-                <h1 class="page-title">成绩查询/管理</h1>
-                <p class="page-description">查询、修改和删除学生成绩记录</p>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
+                </div>
             </div>
-            
-            <!-- 筛选区<E98089><E58CBA>?-->
-            <div class="filter-section">
-                <h2 class="filter-title">
-                    <i class="fas fa-filter"></i>
-                    筛选条<E98089><E69DA1>?                </h2>
-                <div class="filter-form">
-                    <div class="form-group">
-                        <label for="class-select">班级</label>
-                        <select id="class-select" class="form-control">
-                            <option value="">全部班级</option>
-                            <option value="class1">计算机科学与技<EFBFBD><EFBFBD>?<3F><>?/option>
-                            <option value="class2">计算机科学与技<EFBFBD><EFBFBD>?<3F><>?/option>
-                            <option value="class3">软件工程1<EFBFBD><EFBFBD>?/option>
-                            <option value="class4">软件工程2<EFBFBD><EFBFBD>?/option>
-                            <option value="class5">网络工程1<EFBFBD><EFBFBD>?/option>
-                        </select>
-                    </div>
-                    <div class="form-group">
-                        <label for="course-select">课程</label>
-                        <select id="course-select" class="form-control">
+        </div>
+
+        <!-- 筛选卡片 -->
+        <div class="card border-0 shadow-sm mb-4">
+            <div class="card-body p-4">
+                <div class="row g-3">
+                    <div class="col-md-4">
+                        <label class="form-label text-muted small fw-bold">课程筛选</label>
+                        <select id="courseSelectFilter" class="form-select">
                             <option value="">全部课程</option>
-                            <option value="course1">数据结构</option>
-                            <option value="course2">操作系统</option>
-                            <option value="course3">计算机网<EFBFBD><EFBFBD>?/option>
-                            <option value="course4">数据库系<EFBFBD><EFBFBD>?/option>
-                            <option value="course5">软件工程</option>
                         </select>
                     </div>
-                    <div class="form-group">
-                        <label for="student-id">学生学号</label>
-                        <input type="text" id="student-id" class="form-control" placeholder="输入学生学号">
+                    <div class="col-md-4">
+                        <label class="form-label text-muted small fw-bold">学生查找</label>
+                        <input type="text" id="studentNameFilter" class="form-control" placeholder="输入姓名或学号">
                     </div>
-                    <div class="form-group">
-                        <label for="student-name">学生姓名</label>
-                        <input type="text" id="student-name" class="form-control" placeholder="输入学生姓名">
-                    </div>
-                    <div class="filter-actions">
-                        <button id="search-btn" class="btn-search">
-                            <i class="fas fa-search"></i>
-                            查询
-                        </button>
-                        <button id="reset-btn" class="btn-reset">
-                            <i class="fas fa-redo"></i>
-                            重置
+                    <div class="col-md-4 d-flex align-items-end">
+                        <button id="searchBtn" class="btn btn-primary w-100">
+                            <i class="fas fa-search me-2"></i> 查询成绩
                         </button>
                     </div>
                 </div>
             </div>
-            
-            <!-- 结果区域 -->
-            <div class="results-section">
-                <div class="results-header">
-                    <h2 class="results-title">查询结果</h2>
-                    <div class="results-actions">
-                        <button id="export-btn" class="btn-export">
-                            <i class="fas fa-file-export"></i>
-                            导出成绩
-                        </button>
-                        <button id="batch-delete-btn" class="btn-batch-delete">
-                            <i class="fas fa-trash-alt"></i>
-                            批量删除
-                        </button>
-                    </div>
-                </div>
-                
+        </div>
+
+        <!-- 结果表格 -->
+        <div class="card border-0 shadow-sm">
+            <div class="card-body p-4">
                 <div class="table-responsive">
-                    <table class="grade-table">
-                        <thead>
+                    <table class="table table-hover align-middle">
+                        <thead class="table-light">
                             <tr>
-                                <th><input type="checkbox" id="select-all"></th>
+                                <th>课程</th>
                                 <th>学号</th>
                                 <th>姓名</th>
-                                <th>班级</th>
-                                <th>课程</th>
-                                <th>平时成绩</th>
-                                <th>期中成绩</th>
-                                <th>期末成绩</th>
                                 <th>总评成绩</th>
+                                <th>绩点</th>
                                 <th>等级</th>
                                 <th>操作</th>
                             </tr>
                         </thead>
-                        <tbody id="grade-table-body">
-                            <!-- 数据将通过JavaScript动态加<E68081><E58AA0>?-->
-                            <tr>
-                                <td colspan="11" class="loading">
-                                    <i class="fas fa-spinner fa-spin"></i>
-                                    <p>正在加载成绩数据...</p>
-                                </td>
-                            </tr>
+                        <tbody id="gradeTableBody">
+                            <tr><td colspan="7" class="text-center py-5 text-muted">请选择条件进行查询</td></tr>
                         </tbody>
                     </table>
                 </div>
-                
-                <!-- 分页 -->
-                <div class="pagination">
-                    <button id="prev-page" disabled>上一<EFBFBD><EFBFBD>?/button>
-                    <button class="active">1</button>
-                    <button>2</button>
-                    <button>3</button>
-                    <button id="next-page">下一<EFBFBD><EFBFBD>?/button>
-                </div>
             </div>
         </div>
-    </main>
+    </div>
 
-    <!-- 页脚 -->
-    <footer class="footer">
-        <div class="container">
-            <p>&copy; 2023 XX学校成绩管理系统. 版权所<E69D83><E68980>?</p>
-            <p>技术支<EFBFBD><EFBFBD>? 计算机科学与技术学<E69CAF><E5ADA6>?/p>
-        </div>
-    </footer>
-
-    <script>
-        // 模拟成绩数据
-        const mockGrades = [
-            {
-                id: 1,
-                studentId: "20230001",
-                studentName: "张三",
-                className: "计算机科学与技<E4B88E><E68A80>?<3F><>?,
-                courseName: "数据结构",
-                regularScore: 85,
-                midtermScore: 88,
-                finalScore: 90,
-                totalScore: 88.5,
-                grade: "优秀"
-            },
-            {
-                id: 2,
-                studentId: "20230002",
-                studentName: "李四",
-                className: "计算机科学与技<EFBFBD><EFBFBD>?<EFBFBD><EFBFBD>?,
-                courseName: "数据结构",
-                regularScore: 78,
-                midtermScore: 82,
-                finalScore: 85,
-                totalScore: 82.3,
-                grade: "良好"
-            },
-            {
-                id: 3,
-                studentId: "20230003",
-                studentName: "王五",
-                className: "计算机科学与技<E4B88E><E68A80>?<3F><>?,
-                courseName: "操作系统",
-                regularScore: 92,
-                midtermScore: 88,
-                finalScore: 95,
-                totalScore: 91.8,
-                grade: "优秀"
-            },
-            {
-                id: 4,
-                studentId: "20230004",
-                studentName: "赵六",
-                className: "计算机科学与技<EFBFBD><EFBFBD>?<EFBFBD><EFBFBD>?,
-                courseName: "操作系统",
-                regularScore: 65,
-                midtermScore: 70,
-                finalScore: 68,
-                totalScore: 67.9,
-                grade: "及格"
-            },
-            {
-                id: 5,
-                studentId: "20230005",
-                studentName: "钱七",
-                className: "软件工程1<E7A88B><31>?,
-                courseName: "数据库系<EFBFBD><EFBFBD>?,
-                regularScore: 88,
-                midtermScore: 85,
-                finalScore: 90,
-                totalScore: 87.9,
-                grade: "良好"
-            },
-            {
-                id: 6,
-                studentId: "20230006",
-                studentName: "孙八",
-                className: "软件工程1<E7A88B><31>?,
-                courseName: "数据库系<EFBFBD><EFBFBD>?,
-                regularScore: 75,
-                midtermScore: 78,
-                finalScore: 80,
-                totalScore: 78.1,
-                grade: "中等"
-            },
-            {
-                id: 7,
-                studentId: "20230007",
-                studentName: "周九",
-                className: "软件工程2<E7A88B><32>?,
-                courseName: "软件工程",
-                regularScore: 90,
-                midtermScore: 92,
-                finalScore: 88,
-                totalScore: 89.6,
-                grade: "优秀"
-            },
-            {
-                id: 8,
-                studentId: "20230008",
-                studentName: "吴十",
-                className: "软件工程2<EFBFBD><EFBFBD>?,
-                courseName: "软件工程",
-                regularScore: 82,
-                midtermScore: 85,
-                finalScore: 87,
-                totalScore: 85.1,
-                grade: "良好"
-            }
-        ];
-        
-        // DOM元素
-        const searchBtn = document.getElementById('search-btn');
-        const resetBtn = document.getElementById('reset-btn');
-        const exportBtn = document.getElementById('export-btn');
-        const batchDeleteBtn = document.getElementById('batch-delete-btn');
-        const selectAllCheckbox = document.getElementById('select-all');
-        const gradeTableBody = document.getElementById('grade-table-body');
-        const classSelect = document.getElementById('class-select');
-        const courseSelect = document.getElementById('course-select');
-        const studentIdInput = document.getElementById('student-id');
-        const studentNameInput = document.getElementById('student-name');
-        
-        // 当前选中的成绩ID
-        let selectedGradeIds = new Set();
-        
-        // 初始化页<E58C96><E9A1B5>?        function initPage() {
-            renderGradeTable(mockGrades);
-            setupEventListeners();
-            updateSelectedCount();
-        }
-        
-        // 渲染成绩表格
-        function renderGradeTable(grades) {
-            if (grades.length === 0) {
-                gradeTableBody.innerHTML = `
-                    <tr>
-                        <td colspan="11" class="no-results">
-                            <i class="fas fa-search"></i>
-                            <h3>未找到相关成绩记<E7BBA9><E8AEB0>?/h3>
-                            <p>请尝试调整筛选条件或添加新的成绩记录</p>
-                        </td>
-                    </tr>
-                `;
-                return;
-            }
-            
-            let tableHTML = '';
-            
-            grades.forEach(grade => {
-                // 根据成绩确定CSS<53><53>?                let gradeClass = 'grade-cell';
-                if (grade.totalScore >= 90) {
-                    gradeClass += ' grade-excellent';
-                } else if (grade.totalScore >= 80) {
-                    gradeClass += ' grade-good';
-                } else if (grade.totalScore < 60) {
-                    gradeClass += ' grade-poor';
-                }
-                
-                // 根据总评成绩确定等级
-                let gradeLevel = grade.grade;
-                
-                tableHTML += `
-                    <tr data-grade-id="${grade.id}">
-                        <td>
-                            <input type="checkbox" class="grade-checkbox" data-id="${grade.id}">
-                        </td>
-                        <td>${grade.studentId}</td>
-                        <td>${grade.studentName}</td>
-                        <td>${grade.className}</td>
-                        <td>${grade.courseName}</td>
-                        <td>${grade.regularScore}</td>
-                        <td>${grade.midtermScore}</td>
-                        <td>${grade.finalScore}</td>
-                        <td class="${gradeClass}">${grade.totalScore.toFixed(1)}</td>
-                        <td>${gradeLevel}</td>
-                        <td>
-                            <div class="action-buttons">
-                                <button class="btn-edit" onclick="editGrade(${grade.id})">
-                                    <i class="fas fa-edit"></i> 修改
-                                </button>
-                                <button class="btn-delete" onclick="deleteGrade(${grade.id})">
-                                    <i class="fas fa-trash"></i> 删除
-                                </button>
-                            </div>
-                        </td>
-                    </tr>
-                `;
-            });
-            
-            gradeTableBody.innerHTML = tableHTML;
-            
-            // 重新绑定复选框事件
-            document.querySelectorAll('.grade-checkbox').forEach(checkbox => {
-                checkbox.addEventListener('change', function() {
-                    const gradeId = parseInt(this.getAttribute('data-id'));
-                    if (this.checked) {
-                        selectedGradeIds.add(gradeId);
-                    } else {
-                        selectedGradeIds.delete(gradeId);
-                        selectAllCheckbox.checked = false;
-                    }
-                    updateSelectedCount();
-                });
-            });
-        }
-        
-        // 设置事件监听<E79B91><E590AC>?        function setupEventListeners() {
-            // 查询按钮
-            searchBtn.addEventListener('click', function() {
-                performSearch();
-            });
-            
-            // 重置按钮
-            resetBtn.addEventListener('click', function() {
-                classSelect.value = '';
-                courseSelect.value = '';
-                studentIdInput.value = '';
-                studentNameInput.value = '';
-                renderGradeTable(mockGrades);
-                selectedGradeIds.clear();
-                selectAllCheckbox.checked = false;
-                updateSelectedCount();
-            });
-            
-            // 导出按钮
-            exportBtn.addEventListener('click', function() {
-                exportGrades();
-            });
-            
-            // 批量删除按钮
-            batchDeleteBtn.addEventListener('click', function() {
-                if (selectedGradeIds.size === 0) {
-                    alert('请先选择要删除的成绩记录<E8AEB0><E5BD95>?);
-                    return;
-                }
-                
-                if (confirm(`确定要删除选中<E98089><E4B8AD>?${selectedGradeIds.size} 条成绩记录吗？此操作不可撤销。`)) {
-                    batchDeleteGrades();
-                }
-            });
-            
-            // 全选复选框
-            selectAllCheckbox.addEventListener('change', function() {
-                const checkboxes = document.querySelectorAll('.grade-checkbox');
-                checkboxes.forEach(checkbox => {
-                    checkbox.checked = this.checked;
-                    const gradeId = parseInt(checkbox.getAttribute('data-id'));
-                    if (this.checked) {
-                        selectedGradeIds.add(gradeId);
-                    } else {
-                        selectedGradeIds.delete(gradeId);
-                    }
-                });
-                updateSelectedCount();
-            });
-            
-            // 输入框回车键搜索
-            [studentIdInput, studentNameInput].forEach(input => {
-                input.addEventListener('keypress', function(e) {
-                    if (e.key === 'Enter') {
-                        performSearch();
-                    }
-                });
-            });
-        }
-        
-        // 执行搜索
-        function performSearch() {
-            const selectedClass = classSelect.value;
-            const selectedCourse = courseSelect.value;
-            const studentId = studentIdInput.value.trim();
-            const studentName = studentNameInput.value.trim();
-            
-            // 显示加载状<E8BDBD><E78AB6>?            gradeTableBody.innerHTML = `
-                <tr>
-                    <td colspan="11" class="loading">
-                        <i class="fas fa-spinner fa-spin"></i>
-                        <p>正在搜索成绩数据...</p>
-                    </td>
-                </tr>
-            `;
-            
-            // 模拟API延迟
-            setTimeout(() => {
-                let filteredGrades = mockGrades.filter(grade => {
-                    // 班级筛<E7BAA7><E7AD9B>?                    if (selectedClass && grade.className !== selectedClass) {
-                        return false;
-                    }
-                    
-                    // 课程筛<E7A88B><E7AD9B>?                    if (selectedCourse && grade.courseName !== selectedCourse) {
-                        return false;
-                    }
-                    
-                    // 学号筛<E58FB7><E7AD9B>?                    if (studentId && !grade.studentId.includes(studentId)) {
-                        return false;
-                    }
-                    
-                    // 姓名筛<E5908D><E7AD9B>?                    if (studentName && !grade.studentName.includes(studentName)) {
-                        return false;
-                    }
-                    
-                    return true;
-                });
-                
-                renderGradeTable(filteredGrades);
-                selectedGradeIds.clear();
-                selectAllCheckbox.checked = false;
-                updateSelectedCount();
-            }, 500);
-        }
-        
-        // 导出成绩
-        function exportGrades() {
-            // 这里应该调用后端API导出成绩
-            // 暂时使用模拟导出
-            alert('成绩导出功能正在开发中，将支持Excel和CSV格式导出<EFBFBD><EFBFBD>?);
-            
-            // 模拟导出过程
-            exportBtn.innerHTML = '<i class="fas fa-spinner fa-spin"></i> 导出<E5AFBC><E587BA>?..';
-            exportBtn.disabled = true;
-            
-            setTimeout(() => {
-                exportBtn.innerHTML = '<i class="fas fa-file-export"></i> 导出成绩';
-                exportBtn.disabled = false;
-                
-                // 在实际应用中，这里会触发文件下载
-                // 暂时显示成功消息
-                showNotification('成绩导出成功！文件已开始下载<E4B88B><E8BDBD>?, 'success');
-            }, 1500);
-        }
-        
-        // 批量删除成绩
-        function batchDeleteGrades() {
-            // 这里应该调用后端API删除成绩
-            // 暂时使用模拟删除
-            batchDeleteBtn.innerHTML = '<i class="fas fa-spinner fa-spin"></i> 删除<EFBFBD><EFBFBD>?..';
-            batchDeleteBtn.disabled = true;
-            
-            setTimeout(() => {
-                // 从模拟数据中删除选中的成<E79A84><E68890>?                selectedGradeIds.forEach(id => {
-                    const index = mockGrades.findIndex(grade => grade.id === id);
-                    if (index !== -1) {
-                        mockGrades.splice(index, 1);
-                    }
-                });
-                
-                // 重新渲染表格
-                renderGradeTable(mockGrades);
-                selectedGradeIds.clear();
-                selectAllCheckbox.checked = false;
-                
-                batchDeleteBtn.innerHTML = '<i class="fas fa-trash-alt"></i> 批量删除';
-                batchDeleteBtn.disabled = false;
-                
-                showNotification(`成功删除 ${selectedGradeIds.size} 条成绩记录！`, 'success');
-                updateSelectedCount();
-            }, 1000);
-        }
-        
-        // 编辑成绩
-        function editGrade(gradeId) {
-            // 这里应该跳转到编辑页面或打开编辑模态框
-            // 暂时显示提示
-            alert(`编辑成绩 ID: ${gradeId}\n在实际应用中，这里会打开编辑表单。`);
-        }
-        
-        // 删除单个成绩
-        function deleteGrade(gradeId) {
-            if (confirm('确定要删除这条成绩记录吗？此操作不可撤销<E692A4><E99480>?)) {
-                // 这里应该调用后端API删除成绩
-                // 暂时使用模拟删除
-                const index = mockGrades.findIndex(grade => grade.id === gradeId);
-                if (index !== -1) {
-                    mockGrades.splice(index, 1);
-                    renderGradeTable(mockGrades);
-                    selectedGradeIds.delete(gradeId);
-                    updateSelectedCount();
-                    showNotification('成绩记录已删除！', 'success');
-                }
-            }
-        }
-        
-        // 更新选中计数
-        function updateSelectedCount() {
-            const count = selectedGradeIds.size;
-            if (count > 0) {
-                batchDeleteBtn.innerHTML = `<i class="fas fa-trash-alt"></i> 批量删除 (${count})`;
-            } else {
-                batchDeleteBtn.innerHTML = '<i class="fas fa-trash-alt"></i> 批量删除';
-            }
-        }
-        
-        // 显示通知
-        function showNotification(message, type = 'info') {
-            // 在实际应用中，这里会显示一个美观的通知组件
-            // 暂时使用alert
-            alert(message);
-        }
-        
-        // 页面加载完成后初始化
-        document.addEventListener('DOMContentLoaded', initPage);
-    </script>
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/auth.js"></script>
+    <script src="/public/js/teacher.js"></script>
 </body>
-</html>
+</html>

frontend/views/teacher/profile.html

@@ -0,0 +1,283 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>个人资料 - 教师端</title>
+    <!-- Bootstrap 5 CSS -->
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <!-- Font Awesome -->
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
+    <!-- Google Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet">
+    <style>
+        :root {
+            --sidebar-width: 260px;
+            --primary-color: #1cc88a;
+            --secondary-color: #858796;
+            --light-bg: #f8f9fc;
+            --teacher-gradient: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
+        }
+
+        body {
+            font-family: 'Noto Sans SC', sans-serif;
+            background-color: var(--light-bg);
+            overflow-x: hidden;
+        }
+
+        /* 侧边栏样式 */
+        .sidebar {
+            width: var(--sidebar-width);
+            height: 100vh;
+            position: fixed;
+            left: 0;
+            top: 0;
+            background: var(--teacher-gradient);
+            color: white;
+            z-index: 1000;
+            transition: all 0.3s;
+        }
+
+        .sidebar-header {
+            padding: 2rem 1.5rem;
+            text-align: center;
+            border-bottom: 1px solid rgba(255,255,255,0.1);
+        }
+
+        .sidebar-brand {
+            font-size: 1.25rem;
+            font-weight: 700;
+            color: white;
+            text-decoration: none;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            gap: 10px;
+        }
+
+        .user-profile {
+            padding: 2rem 1rem;
+            text-align: center;
+        }
+
+        .user-avatar {
+            width: 80px;
+            height: 80px;
+            background: rgba(255,255,255,0.2);
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            margin: 0 auto 1rem;
+            font-size: 2rem;
+        }
+
+        .user-info h6 { margin-bottom: 0.25rem; font-weight: 600; }
+        .user-info p { font-size: 0.85rem; opacity: 0.8; margin-bottom: 0; }
+
+        .nav-menu { padding: 1rem 0; }
+        .nav-item { padding: 0.25rem 1rem; }
+
+        .nav-link {
+            color: rgba(255,255,255,0.8);
+            padding: 0.8rem 1.25rem;
+            border-radius: 0.5rem;
+            display: flex;
+            align-items: center;
+            gap: 12px;
+            transition: all 0.2s;
+            text-decoration: none;
+        }
+
+        .nav-link:hover, .nav-link.active {
+            color: white;
+            background: rgba(255,255,255,0.15);
+        }
+
+        .nav-link i { width: 20px; text-align: center; }
+
+        /* 主内容区 */
+        .main-content {
+            margin-left: var(--sidebar-width);
+            padding: 2rem;
+            min-height: 100vh;
+        }
+
+        .top-navbar {
+            background: white;
+            padding: 1rem 2rem;
+            border-radius: 1rem;
+            box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.1);
+            margin-bottom: 2rem;
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+        }
+
+        .page-heading h4 { margin-bottom: 0; font-weight: 700; color: #333; }
+
+        @media (max-width: 992px) {
+            .sidebar { left: -var(--sidebar-width); }
+            .main-content { margin-left: 0; }
+            .sidebar.active { left: 0; }
+        }
+    </style>
+</head>
+<body>
+    <!-- 侧边栏 -->
+    <div class="sidebar">
+        <div class="sidebar-header">
+            <a href="#" class="sidebar-brand">
+                <i class="fas fa-chalkboard-teacher"></i>
+                <span>成绩管理系统</span>
+            </a>
+        </div>
+        
+        <div class="user-profile">
+            <div class="user-avatar">
+                <i class="fas fa-user-tie"></i>
+            </div>
+            <div class="user-info text-white">
+                <h6 id="teacherName">加载中...</h6>
+                <p>教师 | <span id="teacherId">...</span></p>
+            </div>
+        </div>
+
+        <nav class="nav-menu">
+            <div class="nav-item">
+                <a href="/teacher/dashboard" class="nav-link">
+                    <i class="fas fa-tachometer-alt"></i>
+                    <span>教师仪表板</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/teacher/grade_entry" class="nav-link">
+                    <i class="fas fa-edit"></i>
+                    <span>成绩录入</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/teacher/grade_management" class="nav-link">
+                    <i class="fas fa-tasks"></i>
+                    <span>成绩管理</span>
+                </a>
+            </div>
+            <div class="nav-item">
+                <a href="/teacher/profile" class="nav-link active">
+                    <i class="fas fa-user-edit"></i>
+                    <span>个人资料</span>
+                </a>
+            </div>
+            <div class="nav-item mt-4">
+                <a href="javascript:void(0)" id="logoutBtn" class="nav-link text-warning">
+                    <i class="fas fa-sign-out-alt"></i>
+                    <span>退出登录</span>
+                </a>
+            </div>
+        </nav>
+    </div>
+
+    <!-- 主内容 -->
+    <div class="main-content">
+        <!-- 顶部导航 -->
+        <div class="top-navbar">
+            <div class="page-heading">
+                <h4>个人资料</h4>
+            </div>
+            <div class="d-flex align-items-center gap-3">
+                <div class="text-end d-none d-md-block">
+                    <div class="small text-muted" id="currentTime"></div>
+                    <div class="fw-bold" id="userName">加载中...</div>
+                </div>
+            </div>
+        </div>
+
+        <div class="row">
+            <div class="col-lg-4 mb-4">
+                 <div class="card border-0 shadow-sm text-center p-4 h-100">
+                     <div class="mb-3">
+                         <div class="bg-light rounded-circle d-inline-flex align-items-center justify-content-center" style="width: 120px; height: 120px;">
+                             <i class="fas fa-user-tie fa-4x text-secondary"></i>
+                         </div>
+                     </div>
+                     <h4 id="profileName">加载中...</h4>
+                     <p class="text-muted" id="profileId">...</p>
+                 </div>
+            </div>
+            <div class="col-lg-8 mb-4">
+                <div class="card border-0 shadow-sm mb-4">
+                    <div class="card-header bg-white py-3">
+                        <h5 class="mb-0 fw-bold">基本信息</h5>
+                    </div>
+                    <div class="card-body p-4">
+                        <form id="profileForm">
+                            <div class="mb-3 row">
+                                <label class="col-sm-3 col-form-label">工号</label>
+                                <div class="col-sm-9">
+                                    <input type="text" readonly class="form-control-plaintext" id="inputTeacherId" value="...">
+                                </div>
+                            </div>
+                            <div class="mb-3 row">
+                                <label class="col-sm-3 col-form-label">姓名</label>
+                                <div class="col-sm-9">
+                                    <input type="text" class="form-control" id="inputName" placeholder="请输入姓名">
+                                </div>
+                            </div>
+                            <div class="mb-3 row">
+                                <label class="col-sm-3 col-form-label">角色</label>
+                                <div class="col-sm-9">
+                                    <input type="text" readonly class="form-control-plaintext" value="教师">
+                                </div>
+                            </div>
+                            <div class="mb-3 row">
+                                <label class="col-sm-3 col-form-label">所属学院/班级</label>
+                                <div class="col-sm-9">
+                                    <input type="text" class="form-control" id="inputClass" placeholder="请输入学院或班级名称">
+                                </div>
+                            </div>
+                            <div class="row">
+                                <div class="col-sm-9 offset-sm-3">
+                                    <button type="button" id="saveProfileBtn" class="btn btn-outline-primary btn-sm">
+                                        <i class="fas fa-save me-1"></i> 保存基本信息
+                                    </button>
+                                </div>
+                            </div>
+                        </form>
+                    </div>
+                </div>
+
+                <div class="card border-0 shadow-sm">
+                    <div class="card-header bg-white py-3">
+                        <h5 class="mb-0 fw-bold">修改密码</h5>
+                    </div>
+                    <div class="card-body p-4">
+                        <form id="passwordForm">
+                            <div class="mb-3">
+                                <label for="oldPassword" class="form-label">原密码</label>
+                                <input type="password" class="form-control" id="oldPassword" required placeholder="请输入原密码">
+                            </div>
+                            <div class="mb-3">
+                                <label for="newPassword" class="form-label">新密码</label>
+                                <input type="password" class="form-control" id="newPassword" required placeholder="请输入新密码">
+                            </div>
+                            <div class="mb-3">
+                                <label for="confirmPassword" class="form-label">确认新密码</label>
+                                <input type="password" class="form-control" id="confirmPassword" required placeholder="请再次输入新密码">
+                            </div>
+                            <div id="passwordError" class="text-danger mb-3" style="display: none;"></div>
+                            <button type="submit" class="btn btn-primary">
+                                <i class="fas fa-save me-1"></i> 修改密码
+                            </button>
+                        </form>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+
+    <!-- Bootstrap 5 JS -->
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="/public/js/auth.js"></script>
+    <script src="/public/js/teacher.js"></script>
+</body>
+</html>