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<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
  <title>EduPlay - 移动学习平台</title>
  <script src="https://cdn.tailwindcss.com"></script>
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
  <style>
    @keyframes fadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }
    @keyframes slideUp {
      from { transform: translateY(20px); }
      to { transform: translateY(0); }
    }
    .no-scrollbar::-webkit-scrollbar { display: none; }
    .feedback-modal { transition: opacity 0.3s ease; }
    .feedback-content { transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1); }
    .subject-card:hover {
      transform: translateY(-3px);
      box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    }
    .nav-btn.active {
      position: relative;
    }
    .nav-btn.active::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 50%;
      transform: translateX(-50%);
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background-color: #4f46e5;
    }
    .progress-ring {
      transform: rotate(-90deg);
    }
    .progress-ring-circle {
      stroke-dasharray: 100;
      stroke-dashoffset: 100;
      transition: stroke-dashoffset 0.5s ease;
    }
  </style>
</head>
<body class="bg-gray-50 font-sans pb-20">
  <!-- 顶部导航栏 -->
  <header class="bg-white shadow-sm sticky top-0 z-30">
    <div class="max-w-md mx-auto px-4 py-3 flex justify-between items-center">
      <div class="flex items-center">
        <i class="fas fa-graduation-cap text-xl text-indigo-600 mr-2 animate-bounce"></i>
        <h1 class="text-lg font-bold text-gray-800">EduPlay</h1>
      </div>
      <div class="flex items-center space-x-3">
        <button aria-label="通知" class="w-8 h-8 rounded-full bg-gray-100 flex items-center justify-center relative">
          <i class="fas fa-bell text-gray-600"></i>
          <span class="absolute -top-1 -right-1 bg-red-500 text-white text-xs rounded-full w-4 h-4 flex items-center justify-center">3</span>
        </button>
        <button id="user-menu-btn" aria-label="用户菜单" class="w-8 h-8 rounded-full bg-indigo-100 flex items-center justify-center">
          <i class="fas fa-user text-indigo-600"></i>
        </button>
      </div>
    </div>
  </header>

  <!-- 端口选择 -->
  <div class="bg-white shadow-sm sticky top-12 z-20">
    <div class="flex overflow-x-auto no-scrollbar px-2">
      <button class="port-selector relative text-sm flex items-center justify-center flex-1 px-2 py-2 rounded-md transition-colors duration-200"
        data-port="student" aria-label="学生端">
        <i class="fas fa-user-graduate mr-1"></i> 学生端
        <span class="role-badge hidden absolute -top-1 -right-1 bg-indigo-600 text-white text-xs rounded-full w-4 h-4 flex items-center justify-center"></span>
      </button>
      <button class="port-selector relative text-sm flex items-center justify-center flex-1 px-2 py-2 rounded-md transition-colors duration-200"
        data-port="teacher" aria-label="教师端">
        <i class="fas fa-chalkboard-teacher mr-1"></i> 教师端
        <span class="role-badge hidden absolute -top-1 -right-1 bg-blue-600 text-white text-xs rounded-full w-4 h-4 flex items-center justify-center"></span>
      </button>
      <button class="port-selector relative text-sm flex items-center justify-center flex-1 px-2 py-2 rounded-md transition-colors duration-200"
        data-port="parent" aria-label="家长端">
        <i class="fas fa-users mr-1"></i> 家长端
        <span class="role-badge hidden absolute -top-1 -right-1 bg-green-600 text-white text-xs rounded-full w-4 h-4 flex items-center justify-center"></span>
      </button>
    </div>
  </div>

  <!-- 页面内容容器 -->
  <main class="max-w-md mx-auto px-4 py-4 space-y-6">
    <!-- 学生端 -->
    <section id="student-port" class="port-content">
      <div class="text-center mb-6 animate-fadeIn">
        <h1 class="text-2xl font-bold text-indigo-800">学生学习中心</h1>
        <p class="text-gray-600">快乐学习,健康成长</p>
      </div>
      
      <!-- 学习进度 -->
      <div class="bg-white rounded-xl shadow p-4 mb-4 animate-slideUp">
        <div class="flex items-center justify-between mb-3">
          <h2 class="font-bold text-lg flex items-center">
            <i class="fas fa-chart-line text-indigo-500 mr-2"></i> 学习进度
          </h2>
          <span class="text-xs text-indigo-600">本周</span>
        </div>
        <div class="flex items-center">
          <div class="relative w-16 h-16 mr-4">
            <svg class="progress-ring w-16 h-16" viewBox="0 0 36 36">
              <circle class="progress-ring-circle" stroke="#e0e7ff" stroke-width="3" fill="none" r="16" cx="18" cy="18"></circle>
              <circle class="progress-ring-circle" stroke="#4f46e5" stroke-width="3" stroke-linecap="round" fill="none" r="16" cx="18" cy="18"></circle>
            </svg>
            <div class="absolute inset-0 flex items-center justify-center">
              <span class="text-sm font-bold">68%</span>
            </div>
          </div>
          <div class="flex-1">
            <div class="flex justify-between text-xs mb-1">
              <span>语文</span>
              <span>75%</span>
            </div>
            <div class="w-full bg-gray-200 rounded-full h-1.5 mb-2">
              <div class="bg-indigo-600 h-1.5 rounded-full" style="width: 75%"></div>
            </div>
            <div class="flex justify-between text-xs mb-1">
              <span>数学</span>
              <span>62%</span>
            </div>
            <div class="w-full bg-gray-200 rounded-full h-1.5">
              <div class="bg-blue-600 h-1.5 rounded-full" style="width: 62%"></div>
            </div>
          </div>
        </div>
      </div>
      
      <!-- 学科卡片 -->
      <div class="grid grid-cols-2 gap-3 mb-4">
        <div class="subject-card bg-white rounded-xl shadow p-4 flex flex-col items-center active:scale-95 transition-all duration-200 cursor-pointer" data-subject="chinese">
          <div class="w-12 h-12 rounded-full bg-indigo-100 flex items-center justify-center mb-2">
            <i class="fas fa-book-open text-indigo-600 text-xl"></i>
          </div>
          <h3 class="font-semibold">语文</h3>
          <p class="text-xs text-gray-500 mt-1">12个新内容</p>
          <div class="w-full mt-2 bg-gray-200 rounded-full h-1">
            <div class="bg-indigo-600 h-1 rounded-full" style="width: 75%"></div>
          </div>
        </div>
        <div class="subject-card bg-white rounded-xl shadow p-4 flex flex-col items-center active:scale-95 transition-all duration-200 cursor-pointer" data-subject="math">
          <div class="w-12 h-12 rounded-full bg-blue-100 flex items-center justify-center mb-2">
            <i class="fas fa-calculator text-blue-600 text-xl"></i>
          </div>
          <h3 class="font-semibold">数学</h3>
          <p class="text-xs text-gray-500 mt-1">8个新练习</p>
          <div class="w-full mt-2 bg-gray-200 rounded-full h-1">
            <div class="bg-blue-600 h-1 rounded-full" style="width: 62%"></div>
          </div>
        </div>
        <div class="subject-card bg-white rounded-xl shadow p-4 flex flex-col items-center active:scale-95 transition-all duration-200 cursor-pointer" data-subject="english">
          <div class="w-12 h-12 rounded-full bg-green-100 flex items-center justify-center mb-2">
            <i class="fas fa-language text-green-600 text-xl"></i>
          </div>
          <h3 class="font-semibold">英语</h3>
          <p class="text-xs text-gray-500 mt-1">20个新单词</p>
          <div class="w-full mt-2 bg-gray-200 rounded-full h-1">
            <div class="bg-green-600 h-1 rounded-full" style="width: 45%"></div>
          </div>
        </div>
        <div class="subject-card bg-white rounded-xl shadow p-4 flex flex-col items-center active:scale-95 transition-all duration-200 cursor-pointer" data-subject="science">
          <div class="w-12 h-12 rounded-full bg-yellow-100 flex items-center justify-center mb-2">
            <i class="fas fa-flask text-yellow-600 text-xl"></i>
          </div>
          <h3 class="font-semibold">科学</h3>
          <p class="text-xs text-gray-500 mt-1">3个新实验</p>
          <div class="w-full mt-2 bg-gray-200 rounded-full h-1">
            <div class="bg-yellow-600 h-1 rounded-full" style="width: 30%"></div>
          </div>
        </div>
      </div>
      
      <!-- 今日任务 -->
      <div class="bg-white rounded-xl shadow p-4">
        <h2 class="text-lg font-bold flex items-center mb-3">
          <i class="fas fa-tasks text-indigo-500 mr-2"></i> 今日任务
        </h2>
        <ul class="space-y-3">
          <li class="flex justify-between items-center p-2 rounded-lg hover:bg-gray-50 transition-colors duration-150">
            <div class="flex items-center">
              <div class="w-8 h-8 rounded-full bg-indigo-100 flex items-center justify-center mr-3">
                <i class="fas fa-book text-indigo-600 text-sm"></i>
              </div>
              <div>
                <p class="text-sm font-medium">语文阅读练习</p>
                <p class="text-xs text-gray-500">《春》阅读理解</p>
              </div>
            </div>
            <span class="px-2 py-1 text-xs rounded-full bg-indigo-100 text-indigo-800">进行中</span>
          </li>
          <li class="flex justify-between items-center p-2 rounded-lg hover:bg-gray-50 transition-colors duration-150">
            <div class="flex items-center">
              <div class="w-8 h-8 rounded-full bg-blue-100 flex items-center justify-center mr-3">
                <i class="fas fa-calculator text-blue-600 text-sm"></i>
              </div>
              <div>
                <p class="text-sm font-medium">数学作业</p>
                <p class="text-xs text-gray-500">二次函数练习题</p>
              </div>
            </div>
            <span class="px-2 py-1 text-xs rounded-full bg-blue-100 text-blue-800">未开始</span>
          </li>
          <li class="flex justify-between items-center p-2 rounded-lg hover:bg-gray-50 transition-colors duration-150">
            <div class="flex items-center">
              <div class="w-8 h-8 rounded-full bg-green-100 flex items-center justify-center mr-3">
                <i class="fas fa-language text-green-600 text-sm"></i>
              </div>
              <div>
                <p class="text-sm font-medium">英语单词背诵</p>
                <p class="text-xs text-gray-500">Unit 3 单词</p>
              </div>
            </div>
            <span class="px-2 py-1 text-xs rounded-full bg-green-100 text-green-800">已完成</span>
          </li>
        </ul>
      </div>
    </section>

    <!-- 教师端 -->
    <section id="teacher-port" class="port-content hidden">
      <h1 class="text-2xl font-bold text-blue-800 text-center animate-fadeIn">教师管理中心</h1>
      <p class="text-gray-600 text-center mb-6">班级管理 · 教学分析 · 作业布置</p>
      
      <!-- 快速操作 -->
      <div class="grid grid-cols-2 gap-3 mb-4">
        <div class="bg-white rounded-xl shadow p-4 flex flex-col items-center active:scale-95 transition-all duration-200 cursor-pointer hover:shadow-md">
          <div class="w-12 h-12 rounded-full bg-blue-100 flex items-center justify-center mb-2">
            <i class="fas fa-users text-blue-600 text-xl"></i>
          </div>
          <h3 class="text-sm font-semibold">班级管理</h3>
          <p class="text-xs text-gray-500 mt-1">3个班级</p>
        </div>
        <div class="bg-white rounded-xl shadow p-4 flex flex-col items-center active:scale-95 transition-all duration-200 cursor-pointer hover:shadow-md">
          <div class="w-12 h-12 rounded-full bg-blue-100 flex items-center justify-center mb-2">
            <i class="fas fa-tasks text-blue-600 text-xl"></i>
          </div>
          <h3 class="text-sm font-semibold">布置作业</h3>
          <p class="text-xs text-gray-500 mt-1">5份待批改</p>
        </div>
        <div class="bg-white rounded-xl shadow p-4 flex flex-col items-center active:scale-95 transition-all duration-200 cursor-pointer hover:shadow-md">
          <div class="w-12 h-12 rounded-full bg-blue-100 flex items-center justify-center mb-2">
            <i class="fas fa-chart-bar text-blue-600 text-xl"></i>
          </div>
          <h3 class="text-sm font-semibold">教学分析</h3>
          <p class="text-xs text-gray-500 mt-1">查看报告</p>
        </div>
        <div class="bg-white rounded-xl shadow p-4 flex flex-col items-center active:scale-95 transition-all duration-200 cursor-pointer hover:shadow-md">
          <div class="w-12 h-12 rounded-full bg-blue-100 flex items-center justify-center mb-2">
            <i class="fas fa-calendar-alt text-blue-600 text-xl"></i>
          </div>
          <h3 class="text-sm font-semibold">课程计划</h3>
          <p class="text-xs text-gray-500 mt-1">下周课程</p>
        </div>
      </div>
      
      <!-- 待办事项 -->
      <div class="bg-white rounded-xl shadow p-4">
        <h2 class="text-lg font-bold flex items-center mb-3">
          <i class="fas fa-clipboard-list text-blue-500 mr-2"></i> 待办事项
        </h2>
        <ul class="space-y-3">
          <li class="flex justify-between items-center p-2 rounded-lg hover:bg-gray-50 transition-colors duration-150">
            <div class="flex items-center">
              <div class="w-8 h-8 rounded-full bg-blue-100 flex items-center justify-center mr-3">
                <i class="fas fa-check-circle text-blue-600 text-sm"></i>
              </div>
              <div>
                <p class="text-sm font-medium">批改作业</p>
                <p class="text-xs text-gray-500">语文作文</p>
              </div>
            </div>
            <span class="text-xs text-gray-500">今天截止</span>
          </li>
          <li class="flex justify-between items-center p-2 rounded-lg hover:bg-gray-50 transition-colors duration-150">
            <div class="flex items-center">
              <div class="w-8 h-8 rounded-full bg-blue-100 flex items-center justify-center mr-3">
                <i class="fas fa-chalkboard-teacher text-blue-600 text-sm"></i>
              </div>
              <div>
                <p class="text-sm font-medium">备课</p>
                <p class="text-xs text-gray-500">数学第3章</p>
              </div>
            </div>
            <span class="text-xs text-gray-500">明天</span>
          </li>
        </ul>
      </div>
    </section>

    <!-- 家长端 -->
    <section id="parent-port" class="port-content hidden">
      <h1 class="text-2xl font-bold text-green-800 text-center animate-fadeIn">家长监护中心</h1>
      <p class="text-gray-600 text-center mb-6">关注成长 · 学习陪伴 · 家校沟通</p>
      
      <!-- 孩子信息 -->
      <div class="bg-white rounded-xl shadow p-4 mb-4">
        <div class="flex items-center mb-3">
          <div class="w-12 h-12 rounded-full bg-green-100 flex items-center justify-center mr-3">
            <i class="fas fa-child text-green-600 text-xl"></i>
          </div>
          <div>
            <h2 class="font-bold">小明</h2>
            <p class="text-xs text-gray-500">三年级二班</p>
          </div>
        </div>
        <div class="flex justify-between text-center">
          <div>
            <p class="text-sm text-gray-600">今日学习</p>
            <p class="font-bold">1.5小时</p>
          </div>
          <div>
            <p class="text-sm text-gray-600">本周学习</p>
            <p class="font-bold">6小时15分钟</p>
          </div>
          <div>
            <p class="text-sm text-gray-600">作业完成</p>
            <p class="font-bold">80%</p>
          </div>
        </div>
      </div>
      
      <!-- 学习报告 -->
      <div class="bg-white rounded-xl shadow p-4 mb-4">
        <h2 class="font-bold text-lg mb-3 flex items-center">
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              <p class="text-xs text-gray-700">小明最近在数学课上表现积极,继续保持!</p>
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