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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">
    <title>手球少年营 - 青少年手球训练平台</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 pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }
        .animate-pulse-slow {
            animation: pulse 3s infinite;
        }
        .live-badge {
            box-shadow: 0 0 10px rgba(255, 59, 48, 0.7);
        }
        .progress-ring {
            transition: stroke-dashoffset 0.35s;
            transform: rotate(-90deg);
            transform-origin: 50% 50%;
        }
        .slide-up {
            animation: slideUp 0.5s ease-out forwards;
        }
        @keyframes slideUp {
            from { transform: translateY(100%); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }
        .tab-active {
            color: #3B82F6;
            position: relative;
        }
        .tab-active:after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: #3B82F6;
        }
    </style>
</head>
<body class="font-sans bg-gray-50 text-gray-800 max-w-md mx-auto relative h-screen overflow-hidden">
    <!-- Auth Screen (Initial View) -->
    <div id="auth-screen" class="h-full flex flex-col items-center justify-center p-6 bg-gradient-to-b from-blue-500 to-blue-700 text-white">
        <div class="w-32 h-32 mb-8 relative">
            <div class="absolute inset-0 bg-white rounded-full flex items-center justify-center animate-pulse-slow">
                <div class="w-24 h-24 bg-blue-500 rounded-full flex items-center justify-center">
                    <i class="fas fa-hand-holding-heart text-3xl text-white"></i>
                </div>
            </div>
        </div>
        <h1 class="text-3xl font-bold mb-2">手球少年营</h1>
        <p class="mb-8 text-center">青少年手球训练专家<br>培养未来运动新星</p>
        
        <button onclick="showApp()" class="w-full bg-white text-blue-600 py-3 rounded-full font-bold mb-4 flex items-center justify-center">
            <i class="fas fa-qrcode mr-2"></i> 扫码登录/注册
        </button>
        
        <div class="w-full flex items-center my-4">
            <div class="flex-1 h-px bg-white bg-opacity-30"></div>
            <span class="px-4 text-sm"></span>
            <div class="flex-1 h-px bg-white bg-opacity-30"></div>
        </div>
        
        <button onclick="showApp()" class="w-full border border-white text-white py-3 rounded-full font-bold flex items-center justify-center">
            <i class="fas fa-user-plus mr-2"></i> 手机号注册
        </button>
        
        <p class="text-xs mt-8 text-center text-white text-opacity-70">注册即代表同意《用户协议》和《隐私政策》</p>
    </div>

    <!-- Main App (Hidden Initially) -->
    <div id="app-container" class="h-full hidden flex flex-col">
        <!-- Navigation Bar -->
        <div class="bg-white shadow-md py-3 px-4 flex items-center justify-between z-10">
            <div class="flex items-center">
                <div class="w-8 h-8 bg-blue-500 rounded-full flex items-center justify-center mr-2">
                    <i class="fas fa-hand-holding-heart text-white text-sm"></i>
                </div>
                <h1 class="font-bold">手球少年营</h1>
            </div>
            <div class="flex items-center space-x-4">
                <button class="text-gray-600">
                    <i class="fas fa-search"></i>
                </button>
                <button class="text-gray-600 relative">
                    <i class="fas fa-bell"></i>
                    <span class="absolute -top-1 -right-1 w-2 h-2 bg-red-500 rounded-full"></span>
                </button>
            </div>
        </div>
        
        <!-- Main Content Area -->
        <div class="flex-1 overflow-y-auto pb-16" id="main-content">
            <!-- Home Tab Content -->
            <div id="home-tab" class="tab-content active pb-4">
                <!-- Live Section -->
                <div class="mx-4 mt-4 rounded-xl overflow-hidden bg-white shadow-md">
                    <div class="relative">
                        <img src="https://images.unsplash.com/photo-1574629810360-7efbbe195018?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=900&q=80" 
                            alt="手球训练直播" class="w-full h-48 object-cover">
                        <div class="absolute top-2 left-2 bg-red-500 text-white text-xs px-2 py-1 rounded-full flex items-center live-badge">
                            <div class="w-2 h-2 bg-white rounded-full mr-1 animate-pulse"></div>
                            <span>直播中</span>
                        </div>
                        <div class="absolute bottom-2 left-2 bg-black bg-opacity-50 text-white text-sm px-2 py-1 rounded">
                            <i class="fas fa-users mr-1"></i> 1,245 人正在观看
                        </div>
                    </div>
                    <div class="p-4">
                        <h3 class="font-bold text-lg mb-1">周三青少年手球基础训练</h3>
                        <p class="text-gray-600 text-sm mb-3">王教练带队 · 针对12-15岁学员</p>
                        <button class="w-full bg-blue-500 text-white py-2 rounded-lg font-semibold">
                            <i class="fas fa-play mr-2"></i> 进入直播
                        </button>
                    </div>
                </div>
                
                <!-- Event Section -->
                <div class="mx-4 mt-6">
                    <div class="flex items-center justify-between mb-3">
                        <h2 class="font-bold text-lg">赛事与活动</h2>
                        <a href="#" class="text-blue-500 text-sm">查看全部 <i class="fas fa-chevron-right ml-1"></i></a>
                    </div>
                    
                    <div class="grid grid-cols-2 gap-3">
                        <!-- Event Card 1 -->
                        <div class="bg-white rounded-xl shadow-md overflow-hidden">
                            <div class="relative">
                                <img src="https://images.unsplash.com/photo-1517649763962-0c623066013b?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=900&q=80" 
                                    alt="赛事海报" class="w-full h-24 object-cover">
                                <div class="absolute bottom-0 left-0 right-0 bg-gradient-to-t from-black to-transparent h-8">
                                    <div class="absolute bottom-1 left-2 text-white text-xs font-medium">备战中</div>
                                </div>
                            </div>
                            <div class="p-3">
                                <h3 class="font-bold text-sm mb-1">2023长三角青少年手球联赛</h3>
                                <p class="text-gray-500 text-xs"><i class="far fa-calendar-alt mr-1"></i> 11月15-20日</p>
                                <p class="text-gray-500 text-xs mt-1"><i class="fas fa-map-marker-alt mr-1"></i> 上海体育中心</p>
                                <div class="mt-2 flex justify-between items-center">
                                    <div class="text-xs text-gray-600">已缴费: 24/30人</div>
                                    <button class="text-xs text-blue-500 font-medium" onclick="showEventPopup()">详情</button>
                                </div>
                            </div>
                        </div>
                        
                        <!-- Event Card 2 -->
                        <div class="bg-white rounded-xl shadow-md overflow-hidden">
                            <div class="relative">
                                <img src="https://images.unsplash.com/photo-1540747913346-19e32dc3e97e?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=900&q=80" 
                                    alt="赛事海报" class="w-full h-24 object-cover">
                                <div class="absolute bottom-0 left-0 right-0 bg-gradient-to-t from-black to-transparent h-8">
                                    <div class="absolute bottom-1 left-2 text-white text-xs font-medium">预热中</div>
                                </div>
                            </div>
                            <div class="p-3">
                                <h3 class="font-bold text-sm mb-1">暑期手球训练营</h3>
                                <p class="text-gray-500 text-xs"><i class="far fa-calendar-alt mr-1"></i> 7月1-30日</p>
                                <p class="text-gray-500 text-xs mt-1"><i class="fas fa-map-marker-alt mr-1"></i> 南京路训练基地</p>
                                <div class="mt-2 flex justify-between items-center">
                                    <div class="text-xs text-gray-600">报名截止: 6月20日</div>
                                    <button class="text-xs text-blue-500 font-medium" onclick="showEventPopup()">详情</button>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
                
                <!-- Brand Section -->
                <div class="mx-4 mt-6">
                    <h2 class="font-bold text-lg mb-3">关于我们</h2>
                    
                    <!-- Club Intro -->
                    <div class="bg-white rounded-xl shadow-md overflow-hidden mb-4">
                        <div class="p-4">
                            <h3 class="font-bold text-lg mb-2 flex items-center">
                                <i class="fas fa-home mr-2 text-blue-500"></i> 手球少年俱乐部
                            </h3>
                            <p class="text-gray-600 text-sm">
                                专注于青少年手球训练10年,培养国家级运动员50余人。我们致力于通过科学的训练体系和专业教练团队,帮助孩子提升运动技能、培养团队精神。
                            </p>
                            <button class="mt-3 text-blue-500 text-sm font-medium" onclick="showBrandPopup('club')">
                                了解更多 <i class="fas fa-chevron-right ml-1"></i>
                            </button>
                        </div>
                    </div>
                    
                    <!-- Coaches -->
                    <div class="bg-white rounded-xl shadow-md overflow-hidden mb-4">
                        <div class="p-4">
                            <h3 class="font-bold text-lg mb-3 flex items-center">
                                <i class="fas fa-users mr-2 text-blue-500"></i> 教练团队
                            </h3>
                            <div class="grid grid-cols-3 gap-3">
                                <!-- Coach 1 -->
                                <div class="text-center">
                                    <img src="https://randomuser.me/api/portraits/men/32.jpg" 
                                        alt="王教练" class="w-16 h-16 rounded-full mx-auto object-cover border-2 border-blue-300">
                                    <h4 class="font-medium text-sm mt-1">王教练</h4>
                                    <p class="text-gray-500 text-xs">国家一级运动员</p>
                                </div>
                                
                                <!-- Coach 2 -->
                                <div class="text-center">
                                    <img src="https://randomuser.me/api/portraits/women/44.jpg" 
                                        alt="李教练" class="w-16 h-16 rounded-full mx-auto object-cover border-2 border-blue-300">
                                    <h4 class="font-medium text-sm mt-1">李教练</h4>
                                    <p class="text-gray-500 text-xs">青少年训练专家</p>
                                </div>
                                
                                <!-- Coach 3 -->
                                <div class="text-center">
                                    <img src="https://randomuser.me/api/portraits/men/75.jpg" 
                                        alt="张教练" class="w-16 h-16 rounded-full mx-auto object-cover border-2 border-blue-300">
                                    <h4 class="font-medium text-sm mt-1">张教练</h4>
                                    <p class="text-gray-500 text-xs">体能训练主管</p>
                                </div>
                            </div>
                            <button class="mt-3 text-blue-500 text-sm font-medium w-full text-center" onclick="showBrandPopup('coaches')">
                                查看全部 <i class="fas fa-chevron-right ml-1"></i>
                            </button>
                        </div>
                    </div>
                    
                    <!-- HighLights -->
                    <div class="bg-white rounded-xl shadow-md overflow-hidden">
                        <div class="p-4">
                            <h3 class="font-bold text-lg mb-3 flex items-center">
                                <i class="fas fa-photo-video mr-2 text-blue-500"></i> 精彩花絮
                            </h3>
                            <div class="grid grid-cols-3 gap-2">
                                <img src="https://images.unsplash.com/photo-1551958219-acbc608c9097?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=900&q=80" 
                                    alt="花絮" class="w-full h-24 rounded object-cover">
                                <img src="https://images.unsplash.com/photo-1527525443983-6e60c75fff46?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=900&q=80" 
                                    alt="花絮" class="w-full h-24 rounded object-cover">
                                <img src="https://images.unsplash.com/photo-1543351611-58f69d7c1781?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=900&q=80" 
                                    alt="花絮" class="w-full h-24 rounded object-cover">
                            </div>
                            <button class="mt-3 text-blue-500 text-sm font-medium" onclick="showBrandPopup('highlights')">
                                观看更多 <i class="fas fa-chevron-right ml-1"></i>
                            </button>
                        </div>
                    </div>
                </div>
            </div>
            
            <!-- Training Report Tab Content (Hidden Initially) -->
            <div id="report-tab" class="tab-content hidden pb-4">
                <div class="mx-4 mt-4">
                    <div class="flex items-center justify-between mb-4">
                        <h2 class="font-bold text-lg">训练报告</h2>
                        <div class="flex items-center">
                            <div class="text-sm mr-3">李小明</div>
                            <div class="w-8 h-8 bg-blue-100 rounded-full flex items-center justify-center">
                                <i class="fas fa-user text-blue-500 text-sm"></i>
                            </div>
                        </div>
                    </div>
                    
                    <!-- Connection Status -->
                    <div class="bg-white rounded-xl shadow-md p-4 mb-4">
                        <div class="flex items-center justify-between mb-3">
                            <div class="flex items-center">
                                <div class="w-10 h-10 bg-blue-100 rounded-full flex items-center justify-center mr-3">
                                    <i class="fas fa-wifi text-blue-500"></i>
                                </div>
                                <div>
                                    <h3 class="font-medium">智能手环连接状态</h3>
                                    <p class="text-green-500 text-sm">已连接</p>
                                </div>
                            </div>
                            <button class="text-blue-500 text-sm font-medium">设置</button>
                        </div>
                        
                        <div class="bg-gray-100 rounded-lg p-3 text-center">
                            <p class="text-sm text-gray-600">上次同步: 今天 09:15</p>
                            <button class="mt-1 text-blue-500 text-sm font-medium">
                                <i class="fas fa-sync-alt mr-1"></i> 立即同步数据
                            </button>
                        </div>
                    </div>
                    
                    <!-- Performance Summary -->
                    <div class="bg-white rounded-xl shadow-md p-4 mb-4">
                        <div class="flex justify-between items-center mb-4">
                            <h3 class="font-bold">本周训练总结</h3>
                            <div class="bg-green-100 text-green-700 px-2 py-1 rounded-md text-xs font-medium">
                                <i class="fas fa-arrow-up mr-1"></i> 进步12%
                            </div>
                        </div>
                        
                        <div class="grid grid-cols-3 gap-2 mb-4">
                            <div class="bg-blue-50 rounded-lg p-2 text-center">
                                <div class="text-2xl font-bold text-blue-500">3.2</div>
                                <div class="text-xs text-gray-500">公里</div>
                            </div>
                            <div class="bg-yellow-50 rounded-lg p-2 text-center">
                                <div class="text-2xl font-bold text-yellow-500">78%</div>
                                <div class="text-xs text-gray-500">命中率</div>
                            </div>
                            <div class="bg-green-50 rounded-lg p-2 text-center">
                                <div class="text-2xl font-bold text-green-500">4.5</div>
                                <div class="text-xs text-gray-500">评分</div>
                            </div>
                        </div>
                        
                        <div class="h-2 bg-gray-200 rounded-full overflow-hidden mb-1">
                            <div class="h-full bg-blue-500 rounded-full" style="width: 80%"></div>
                        </div>
                        <div class="flex justify-between text-xs text-gray-500">
                            <span>训练完成度</span>
                            <span>80%</span>
                        </div>
                    </div>
                    
                    <!-- Detailed Metrics -->
                    <div class="bg-white rounded-xl shadow-md p-4 mb-4">
                        <h3 class="font-bold mb-3">详细数据</h3>
                        
                        <div class="space-y-4">
                            <!-- Metric 1 -->
                            <div>
                                <div class="flex justify-between items-center mb-1">
                                    <div class="font-medium">移动速度</div>
                                    <div class="text-sm">4.8 km/h</div>
                                </div>
                                <div class="flex items-center text-xs text-gray-500">
                                    <div class="w-16">中等水平</div>
                                    <div class="flex-1 h-2 bg-gray-200 rounded-full mx-2">
                                        <div class="h-full bg-blue-400 rounded-full" style="width: 55%"></div>
                                    </div>
                                    <div>同龄前45%</div>
                                </div>
                            </div>
                            
                            <!-- Metric 2 -->
                            <div>
                                <div class="flex justify-between items-center mb-1">
                                    <div class="font-medium">反应时间</div>
                                    <div class="text-sm">0.32秒</div>
                                </div>
                                <div class="flex items-center text-xs text-gray-500">
                                    <div class="w-16">良好</div>
                                    <div class="flex-1 h-2 bg-gray-200 rounded-full mx-2">
                                        <div class="h-full bg-green-400 rounded-full" style="width: 75%"></div>
                                    </div>
                                    <div>同龄前25%</div>
                                </div>
                            </div>
                            
                            <!-- Metric 3 -->
                            <div>
                                <div class="flex justify-between items-center mb-1">
                                    <div class="font-medium">投掷力量</div>
                                    <div class="text-sm">28.5N</div>
                                </div>
                                <div class="flex items-center text-xs text-gray-500">
                                    <div class="w-16">优秀</div>
                                    <div class="flex-1 h-2 bg-gray-200 rounded-full mx-2">
                                        <div class="h-full bg-yellow-400 rounded-full" style="width: 85%"></div>
                                    </div>
                                    <div>同龄前15%</div>
                                </div>
                            </div>
                        </div>
                    </div>
                    
                    <!-- Training Suggestions -->
                    <div class="bg-white rounded-xl shadow-md p-4">
                        <h3 class="font-bold mb-3">训练建议</h3>
                        
                        <div class="bg-blue-50 rounded-lg p-3 mb-3">
                            <div class="flex items-start">
                                <div class="w-8 h-8 bg-blue-100 rounded-full flex items-center justify-center mr-3 mt-1">
                                    <i class="fas fa-bolt text-blue-500 text-sm"></i>
                                </div>
                                <div>
                                    <h4 class="font-medium mb-1">提升建议</h4>
                                    <p class="text-gray-600 text-sm">建议进行投掷准确性专项训练,每周增加2次15分钟反应训练</p>
                                </div>
                            </div>
                        </div>
                        
                        <div class="grid grid-cols-2 gap-3">
                            <div class="bg-white border border-gray-200 rounded-lg p-2 text-center">
                                <div class="w-10 h-10 bg-blue-100 rounded-full flex items-center justify-center mx-auto mb-2">
                                    <i class="fas fa-dumbbell text-blue-500"></i>
                                </div>
                                <h4 class="font-medium text-sm">腿部力量</h4>
                                <p class="text-gray-500 text-xs">3个练习</p>
                            </div>
                            
                            <div class="bg-white border border-gray-200 rounded-lg p-2 text-center">
                                <div class="w-10 h-10 bg-green-100 rounded-full flex items-center justify-center mx-auto mb-2">
                                    <i class="fas fa-running text-green-500"></i>
                                </div>
                                <h4 class="font-medium text-sm">反应速度</h4>
                                <p class="text-gray-500 text-xs">2个训练</p>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
            
            <!-- Message Tab Content (Hidden Initially) -->
            <div id="message-tab" class="tab-content hidden pb-4">
                <div class="mx-4 mt-4">
                    <div class="flex items-center justify-between mb-4">
                        <h2 class="font-bold text-lg">消息</h2>
                        <button class="text-blue-500">
                            <i class="fas fa-edit"></i>
                        </button>
                    </div>
                    
                    <!-- Search Bar -->
                    <div class="relative mb-4">
                        <input type="text" placeholder="搜索消息..." 
                            class="w-full bg-gray-100 rounded-full py-2 px-4 pl-10 focus:outline-none focus:ring-2 focus:ring-blue-300">
                        <i class="fas fa-search absolute left-3 top-3 text-gray-400"></i>
                    </div>
                    
                    <!-- Conversation List -->
                    <div class="bg-white rounded-xl shadow-md overflow-hidden">
                        <!-- Conversation 1 -->
                        <div class="p-4 border-b border-gray-100 flex items-center" onclick="showChatDetail('coach')">
                            <div class="relative mr-3">
                                <img src="https://randomuser.me/api/portraits/men/32.jpg" 
                                    alt="王教练" class="w-12 h-12 rounded-full object-cover">
                                <div class="absolute bottom-0 right-0 w-3 h-3 bg-green-500 rounded-full border-2 border-white"></div>
                            </div>
                            <div class="flex-1">
                                <div class="flex justify-between items-center mb-1">
                                    <h3 class="font-medium">王教练</h3>
                                    <span class="text-xs text-gray-500">15:30</span>
                                </div>
                                <p class="text-sm text-gray-500 truncate">明天的训练请提前15分钟到场,我们需要...</p>
                            </div>
                        </div>
                        
                        <!-- Conversation 2 -->
                        <div class="p-4 border-b border-gray-100 flex items-center" onclick="showChatDetail('service')">
                            <div class="relative mr-3">
                                <div class="w-12 h-12 bg-blue-100 rounded-full flex items-center justify-center">
                                    <i class="fas fa-headset text-blue-500"></i>
                                </div>
                            </div>
                            <div class="flex-1">
                                <div class="flex justify-between items-center mb-1">
                                    <h3 class="font-medium">客服中心</h3>
                                    <span class="text-xs text-gray-500">昨天</span>
                                </div>
                                <p class="text-sm text-gray-500 truncate">您的问题我们已经收到,将尽快处理...</p>
                            </div>
                        </div>
                        
                        <!-- Conversation 3 -->
                        <div class="p-4 flex items-center" onclick="showChatDetail('team')">
                            <div class="relative mr-3">
                                <img src="https://randomuser.me/api/portraits/women/44.jpg" 
                                    alt="李教练" class="w-12 h-12 rounded-full object-cover">
                                <div class="absolute bottom-0 right-0 w-3 h-3 bg-green-500 rounded-full border-2 border-white"></div>
                            </div>
                            <div class="flex-1">
                                <div class="flex justify-between items-center mb-1">
                                    <h3 class="font-medium">李教练</h3>
                                    <span class="text-xs text-gray-500">周三</span>
                                </div>
                                <p class="text-sm text-gray-500 truncate">小明的最近训练数据已更新,进步很...</p>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
            
            <!-- Profile Tab Content (Hidden Initially) -->
            <div id="profile-tab" class="tab-content hidden">
                <!-- Profile Header -->
                <div class="bg-gradient-to-r from-blue-500 to-blue-700 text-white px-6 py-8">
                    <div class="flex items-center mb-4">
                        <div class="mr-4">
                            <img src="https://randomuser.me/api/portraits/men/42.jpg" 
                                alt="用户头像" class="w-16 h-16 rounded-full border-2 border-white">
                        </div>
                        <div>
                            <h2 class="font-bold text-xl">张先生</h2>
                            <p class="text-sm opacity-90">会员编号: HS20230815</p>
                        </div>
                    </div>
                    <div class="flex space-x-3">
                        <button class="bg-white bg-opacity-20 rounded-full px-3 py-1 text-sm flex items-center">
                            <i class="fas fa-crown mr-1 text-yellow-300"></i> 黄金会员
                        </button>
                        <button class="bg-white bg-opacity-20 rounded-full px-3 py-1 text-sm">
                            账户设置
                        </button>
                    </div>
                </div>
                
                <!-- Students Section -->
                <div class="mx-4 -mt-6 z-10 relative">
                    <div class="bg-white rounded-xl shadow-lg p-4">
                        <div class="flex justify-between items-center mb-3">
                            <h3 class="font-bold flex items-center">
                                <i class="fas fa-user-graduate mr-2 text-blue-500"></i> 关联学员
                            </h3>
                            <button class="text-blue-500 text-sm">
                                <i class="fas fa-plus"></i> 添加学员
                            </button>
                        </div>
                        
                        <!-- Student Cards -->
                        <div class="grid grid-cols-2 gap-3">
                            <!-- Active Student -->
                            <div class="border-2 border-blue-300 rounded-lg p-2 bg-blue-50">
                                <div class="flex items-start">
                                    <div class="w-10 h-10 bg-blue-100 rounded-full flex items-center justify-center mr-2">
                                        <i class="fas fa-user text-blue-500"></i>
                                    </div>
                                    <div>
                                        <h4 class="font-medium">李小明</h4>
                                        <p class="text-xs text-gray-500">12岁</p>
                                    </div>
                                </div>
                                <div class="mt-2 text-xs text-blue-500 flex items-center">
                                    <i class="fas fa-check-circle mr-1"></i> 当前查看
                                </div>
                            </div>
                            
                            <!-- Other Student -->
                            <div class="border border-gray-200 rounded-lg p-2">
                                <div class="flex items-start">
                                    <div class="w-10 h-10 bg-gray-100 rounded-full flex items-center justify-center mr-2">
                                        <i class="fas fa-user text-gray-500"></i>
                                    </div>
                                    <div>
                                        <h4 class="font-medium">李小华</h4>
                                        <p class="text-xs text-gray-500">9岁</p>
                                    </div>
                                </div>
                                <button class="mt-2 w-full text-xs bg-gray-100 rounded py-1">
                                    切换查看
                                </button>
                            </div>
                        </div>
                    </div>
                </div>
                
                <!-- Menu Items -->
                <div class="mt-10 px-4 space-y-4">
                    <!-- ID Card -->
                    <div class="bg-white rounded-xl shadow-md p-4 flex items-center justify-between" onclick="showIdCard()">
                        <div class="flex items-center">
                            <div class="w-10 h-10 bg-blue-100 rounded-full flex items-center justify-center mr-3">
                                <i class="fas fa-id-card text-blue-500"></i>
                            </div>
                            <div>
                                <h3 class="font-medium">电子学员证</h3>
                                <p class="text-sm text-gray-500">查看/分享学员电子名片</p>
                            </div>
                        </div>
                        <i class="fas fa-chevron-right text-gray-400"></i>
                    </div>
                    
                    <!-- Orders -->
                    <div class="bg-white rounded-xl shadow-md p-4 flex items-center justify-between">
                        <div class="flex items-center">
                            <div class="w-10 h-10 bg-green-100 rounded-full flex items-center justify-center mr-3">
                                <i class="fas fa-ticket-alt text-green-500"></i>
                            </div>
                            <div>
                                <h3 class="font-medium">我的订单</h3>
                                <p class="text-sm text-gray-500">2个未完成订单</p>
                            </div>
                        </div>
                        <i class="fas fa-chevron-right text-gray-400"></i>
                    </div>
                    
                    <!-- Payment -->
                    <div class="bg-white rounded-xl shadow-md p-4 flex items-center justify-between">
                        <div class="flex items-center">
                            <div class="w-10 h-10 bg-purple-100 rounded-full flex items-center justify-center mr-3">
                                <i class="fas fa-wallet text-purple-500"></i>
                            </div>
                            <div>
                                <h3 class="font-medium">支付管理</h3>
                                <p class="text-sm text-gray-500">绑定支付方式/充值</p>
                            </div>
                        </div>
                        <i class="fas fa-chevron-right text-gray-400"></i>
                    </div>
                    
                    <!-- Settings -->
                    <div class="bg-white rounded-xl shadow-md p-4 flex items-center justify-between">
                        <div class="flex items-center">
                            <div class="w-10 h-10 bg-orange-100 rounded-full flex items-center justify-center mr-3">
                                <i class="fas fa-cog text-orange-500"></i>
                            </div>
                            <div>
                                <h3 class="font-medium">设置</h3>
                                <p class="text-sm text-gray-500">通知偏好/隐私设置</p>
                            </div>
                        </div>
                        <i class="fas fa-chevron-right text-gray-400"></i>
                    </div>
                    
                    <!-- Logout Button -->
                    <button class="w-full bg-red-50 text-red-500 py-3 rounded-xl font-medium mt-8 mb-6" onclick="logout()">
                        <i class="fas fa-sign-out-alt mr-2"></i> 退出登录
                    </button>
                </div>
            </div>
        </div>
        
        <!-- Tab Bar -->
        <div class="bg-white shadow-t-lg py-2 px-4 flex justify-around items-center">
            <button onclick="switchTab('home')" class="tab-button tab-active flex flex-col items-center">
                <i class="fas fa-home text-xl"></i>
                <span class="text-xs mt-1">首页</span>
            </button>
            <button onclick="switchTab('report')" class="tab-button flex flex-col items-center">
                <i class="fas fa-chart-line text-xl"></i>
                <span class="text-xs mt-1">训练</span>
            </button>
            <button onclick="switchTab('message')" class="tab-button flex flex-col items-center">
                <i class="fas fa-comments text-xl"></i>
                <span class="text-xs mt-1">消息</span>
            </button>
            <button onclick="switchTab('profile')" class="tab-button flex flex-col items-center">
                <i class="fas fa-user text-xl"></i>
                <span class="text-xs mt-1">我的</span>
            </button>
        </div>
    </div>
    
    <!-- Event Popup (Hidden Initially) -->
    <div id="event-popup" class="fixed inset-0 bg-black bg-opacity-50 z-20 hidden flex items-center justify-center p-4">
        <div class="bg-white rounded-2xl w-full max-w-md overflow-hidden slide-up">
            <div class="relative">
                <img src="https://images.unsplash.com/photo-1517649763962-0c623066013b?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=900&q=80" 
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                            本次联赛面向12-16岁青少年,分男女组别。比赛采用国际手联最新规则,由国家级裁判执裁。
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                        <h4 class="font-medium">费用</h4>
                        <p class="text-gray-600 text-sm">报名费: 680元/人<br>含比赛期间保险、纪念T恤、奖牌</p>
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                                · 连续5年获得"优秀青少年体育俱乐部"称号<br>
                                · 培养国家级运动员52名,省级运动员120名<br>
                                · 2022年全国青少年手球锦标赛U15组冠军
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                                · 4-6岁: 手球启蒙课程 (运动兴趣培养)<br>
                                · 7-9岁: 基础技能课程 (基本功训练)<br>
                                · 10-12岁: 战术意识课程 (团队配合)<br>
                                · 13-16岁: 竞赛提升课程 (赛事准备)
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                                    <p class="text-gray-500 text-xs">静安区南京西路1376号</p>
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                                    专长: 手球基本功训练、战术指导<br>
                                    执教经验: 10年<br>
                                    个人成就: 前国家队队员,亚运会铜牌
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                                    专长: 青少年运动心理、团队建设<br>
                                    执教经验: 8年<br>
                                    教育背景: 北京体育大学运动心理学硕士
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                                    专长: 运动损伤预防、体能提升<br>
                                    资质: NSCA认证体能训练专家<br>
                                    个人格言: "科学训练,远离伤病"
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                            <p class="font-medium">2023.09-2024.08</p>
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            document.getElementById('chat-detail').classList.add('flex');
            
            // Clear previous messages
            document.getElementById('chat-messages').innerHTML = '';
            
            // Set chat info based on type
            if (type === 'coach') {
                document.getElementById('chat-avatar').src = 'https://randomuser.me/api/portraits/men/32.jpg';
                document.getElementById('chat-name').textContent = '王教练';
                document.getElementById('chat-title').textContent = '国家一级运动员';
                document.getElementById('chat-status').classList.replace('bg-gray-400', 'bg-green-500');
                
                // Add some sample messages
                addMessage('coach', '李小明家长您好,明天的训练课请提前15分钟到达场地', '09:30');
                addMessage('me', '好的王教练,我们一定准时到', '09:32');
                addMessage('coach', '最近小明的进步很大,特别是在手部力量方面', '09:33');
                addMessage('me', '谢谢王教练的指导,他自己也特别喜欢训练', '09:35');
                addMessage('coach', '下个月我们有场友谊赛,建议小明参加锻炼一下', '10:15');
            } else if (type === 'service') {
                document.getElementById('chat-avatar').src = '';
                document.getElementById('chat-avatar').className = 'w-10 h-10 rounded-full bg-blue-100 flex items-center justify-center';
                document.getElementById('chat-avatar').innerHTML = '<i class="fas fa-headset text-blue-500"></i>';
                document.getElementById('chat-name').textContent = '客服中心';
                document.getElementById('chat-title').textContent = '服务时间: 9:00-18:00';
                document.getElementById('chat-status').classList.replace('bg-green-500', 'bg-gray-400');
                
                // Add some sample messages
                addMessage('service', '您好,有什么可以帮您?', '昨天 14:20');
                addMessage('me', '我想咨询一下暑期训练营的报名', '昨天 14:22');
                addMessage('service', '请稍等,我为您查询相关信息...', '昨天 14:22');
                addMessage('service', '2023暑期训练营从7月1日开始,包含基础班和提高班两种', '昨天 14:24');
            } else if (type === 'team') {
                document.getElementById('chat-avatar').src = 'https://randomuser.me/api/portraits/women/44.jpg';
                document.getElementById('chat-name').textContent = '李教练';
                document.getElementById('chat-title').textContent = '青少年训练专家';
                document.getElementById('chat-status').classList.replace('bg-gray-400', 'bg-green-500');
                
                // Add some sample messages
                addMessage('team', '各位U12组家长好,本周六训练时间调整为下午3点', '周三 08:15');
                addMessage('team', '请大家携带护具和水杯,训练强度会稍微加大', '周三 08:16');
                addMessage('me', '收到,谢谢李教练', '周三 09:30');
            }
            
            // Scroll to bottom
            setTimeout(() => {
                document.getElementById('chat-messages').scrollTop = document.getElementById('chat-messages').scrollHeight;
            }, 100);
        }
        
        // Hide chat detail
        function hideChatDetail() {
            document.getElementById('chat-detail').classList.add('hidden');
            document.getElementById('chat-detail').classList.remove('flex');
        }
        
        // Helper function to add message to chat
        function addMessage(sender, text, time) {
            const messages = document.getElementById('chat-messages');
            
            if (sender === 'me') {
                messages.innerHTML += `
                    <div class="flex justify-end mb-3">
                        <div class="max-w-xs lg:max-w-md">
                            <div class="bg-blue-500 text-white p-3 rounded-xl rounded-br-none">
                                ${text}
                            </div>
                            <div class="text-xs text-gray-500 text-right mt-1">${time}</div>
                        </div>
                    </div>
                `;
            } else {
                messages.innerHTML += `
                    <div class="flex justify-start mb-3">
                        <div class="max-w-xs lg:max-w-md">
                            <div class="bg-white p-3 rounded-xl rounded-bl-none shadow">
                                ${text}
                            </div>
                            <div class="text-xs text-gray-500 mt-1">${time}</div>
                        </div>
                    </div>
                `;
            }
        }
    </script>
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