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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>灵简 - Windows 轻量化学习辅助软件</title>
-    <script src="https://cdn.tailwindcss.com"></script>
-    <link href="https://cdn.jsdelivr.net/npm/font-awesome@4.7.0/css/font-awesome.min.css" rel="stylesheet">
-    <script src="https://cdn.jsdelivr.net/npm/chart.js@4.4.8/dist/chart.umd.min.js"></script>
-    <!-- Tailwind配置：自定义颜色与字体 -->
-    <script>
-        tailwind.config = {
-            theme: {
-                extend: {
-                    colors: {
-                        primary: '#165DFF', // 主蓝色
-                        secondary: '#36CFC9', // 辅助蓝绿色
-                        neutral: '#F5F7FA', // 中性背景色
-                        dark: '#1D2129', // 深色文本
-                    },
-                    fontFamily: {
-                        sans: ['Inter', 'system-ui', 'sans-serif'],
-                    },
-                }
-            }
-        }
-    </script>
-    <style type="text/tailwindcss">
-        @layer utilities {
-            .content-auto {
-                content-visibility: auto;
-            }
-            .text-shadow {
-                text-shadow: 0 2px 4px rgba(0,0,0,0.1);
-            }
-            .card-hover {
-                transition: all 0.3s ease;
-            }
-            .card-hover:hover {
-                transform: translateY(-5px);
-                box-shadow: 0 10px 20px rgba(22, 93, 255, 0.15);
-            }
-            .windows-badge {
-                background-color: #00A4EF;
-            }
-        }
-    </style>
-</head>
-<body class="font-sans text-dark bg-white">
-    <!-- 导航栏 -->
-    <header id="navbar" class="fixed w-full top-0 z-50 transition-all 0.3s ease bg-white/90 backdrop-blur-sm shadow-sm">
-        <div class="container mx-auto px-4 md:px-8 py-4 flex justify-between items-center">
-            <!-- Logo -->
-            <a href="#" class="flex items-center gap-2">
-                <img src="https://picsum.photos/200/200" alt="灵简软件图标" class="w-10 h-10 rounded-lg">
-                <span class="text-xl font-bold text-dark">灵简</span>
-                <span class="windows-badge text-white text-xs px-2 py-1 rounded-full">Windows</span>
-            </a>
-
-            <!-- 导航菜单 - 桌面端 -->
-            <nav class="hidden md:flex items-center gap-8">
-                <a href="#features" class="text-dark/80 hover:text-primary transition-colors">核心功能</a>
-                <a href="#tech" class="text-dark/80 hover:text-primary transition-colors">技术特色</a>
-                <a href="#deployment" class="text-dark/80 hover:text-primary transition-colors">部署方式</a>
-                <a href="#download" class="text-dark/80 hover:text-primary transition-colors">下载使用</a>
-            </nav>
-
-            <!-- 下载按钮 -->
-            <a href="#download" class="hidden md:block px-6 py-2 bg-primary text-white rounded-lg hover:bg-primary/90 transition-colors">
-                立即下载
-            </a>
-
-            <!-- 移动端菜单按钮 -->
-            <button id="menuBtn" class="md:hidden text-dark text-xl">
-                <i class="fa fa-bars"></i>
-            </button>
-        </div>
-
-        <!-- 移动端导航菜单 -->
-        <div id="mobileMenu" class="md:hidden hidden bg-white border-t border-gray-100">
-            <div class="container mx-auto px-4 py-3 flex flex-col gap-3">
-                <a href="#features" class="py-2 text-dark/80 hover:text-primary transition-colors">核心功能</a>
-                <a href="#tech" class="py-2 text-dark/80 hover:text-primary transition-colors">技术特色</a>
-                <a href="#deployment" class="py-2 text-dark/80 hover:text-primary transition-colors">部署方式</a>
-                <a href="#download" class="py-2 text-dark/80 hover:text-primary transition-colors">下载使用</a>
-                <a href="#download" class="py-2 bg-primary text-white rounded-lg text-center hover:bg-primary/90 transition-colors">
-                    立即下载
-                </a>
-            </div>
-        </div>
-    </header>
-
-    <main class="pt-24">
-        <!-- 英雄区 -->
-        <section class="container mx-auto px-4 md:px-8 py-12 md:py-20">
-            <div class="flex flex-col md:flex-row items-center gap-10">
-                <div class="md:w-1/2 space-y-6">
-                    <h1 class="text-[clamp(2rem,5vw,3.5rem)] font-bold leading-tight text-shadow">
-                        告别笔记碎片化<br>
-                        <span class="text-primary">AI 助力高效学习</span>
-                    </h1>
-                    <div class="flex items-center gap-3 bg-primary/10 text-primary px-4 py-2 rounded-lg inline-block">
-                        <i class="fa fa-windows"></i>
-                        <span>专为 Windows 系统优化</span>
-                    </div>
-                    <p class="text-lg text-dark/70 max-w-lg">
-                        灵简聚焦学生“笔记管理-知识点检索-即时答疑-学习反馈”全流程需求，结合RAG与大模型技术，让学习更轻量、更高效。
-                    </p>
-                    <div class="flex flex-wrap gap-4 pt-4">
-                        <a href="#download" class="px-8 py-3 bg-primary text-white rounded-lg hover:bg-primary/90 transition-colors flex items-center gap-2">
-                            <i class="fa fa-download"></i> Windows 版
-                        </a>
-                        <a href="#features" class="px-8 py-3 border border-primary text-primary rounded-lg hover:bg-primary/5 transition-colors flex items-center gap-2">
-                            <i class="fa fa-info-circle"></i> 了解更多
-                        </a>
-                    </div>
-                    <!-- 信任标识 -->
-                    <div class="pt-6 space-y-3">
-                        <p class="text-sm text-dark/50">已被全国多所高校学生使用</p>
-                        <div class="flex items-center gap-6 text-dark/40">
-                            <span class="text-lg">中国民航大学</span>
-                            <span class="text-lg">北京大学</span>
-                            <span class="text-lg">清华大学</span>
-                        </div>
-                    </div>
-                </div>
-                <!-- 产品截图 -->
-                <div class="md:w-1/2 relative">
-                    <div class="absolute -top-10 -left-10 w-64 h-64 bg-primary/5 rounded-full filter blur-3xl"></div>
-                    <div class="absolute -bottom-10 -right-10 w-80 h-80 bg-secondary/5 rounded-full filter blur-3xl"></div>
-                    <img src="https://picsum.photos/id/0/600/400" alt="灵简软件Windows界面截图" class="w-full h-auto rounded-xl shadow-xl relative z-10">
-                    <div class="absolute top-4 right-4 bg-white/90 backdrop-blur-sm px-3 py-1 rounded-full text-sm shadow-md flex items-center gap-2">
-                        <i class="fa fa-windows text-blue-500"></i>
-                        <span>Windows 10/11 兼容</span>
-                    </div>
-                </div>
-            </div>
-        </section>
-
-        <!-- 核心功能 -->
-        <section id="features" class="container mx-auto px-4 md:px-8 py-16 bg-neutral rounded-3xl my-16">
-            <div class="text-center max-w-3xl mx-auto mb-16">
-                <h2 class="text-[clamp(1.8rem,4vw,2.5rem)] font-bold mb-4">四大核心功能，解决学习痛点</h2>
-                <p class="text-dark/70 text-lg">从笔记管理到学习反馈，覆盖学生全场景学习需求，让每一次学习都有价值</p>
-            </div>
-
-            <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-8">
-                <!-- 功能1：多格式笔记管理 -->
-                <div class="bg-white p-6 rounded-xl shadow-md card-hover">
-                    <div class="w-12 h-12 bg-primary/10 text-primary rounded-lg flex items-center justify-center mb-5">
-                        <i class="fa fa-files-o text-xl"></i>
-                    </div>
-                    <h3 class="text-xl font-semibold mb-3">多格式笔记统一管理</h3>
-                    <p class="text-dark/70 mb-4">支持PDF、Word、手写拍照（JPG/PNG）上传解析，无需切换软件，统一预览编辑。</p>
-                    <ul class="space-y-2 text-dark/60">
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>结构化提取文本与公式</span>
-                        </li>
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>按科目/标签智能分类</span>
-                        </li>
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>本地/云端双重备份</span>
-                        </li>
-                    </ul>
-                </div>
-
-                <!-- 功能2：RAG语义检索 -->
-                <div class="bg-white p-6 rounded-xl shadow-md card-hover">
-                    <div class="w-12 h-12 bg-primary/10 text-primary rounded-lg flex items-center justify-center mb-5">
-                        <i class="fa fa-search text-xl"></i>
-                    </div>
-                    <h3 class="text-xl font-semibold mb-3">RAG语义检索</h3>
-                    <p class="text-dark/70 mb-4">输入自然语言即可定位相关知识点，告别“文件名关键词”检索的局限性。</p>
-                    <ul class="space-y-2 text-dark/60">
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>支持“关键词+语义”双模式</span>
-                        </li>
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>教育领域词库优化</span>
-                        </li>
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>检索结果智能排序</span>
-                        </li>
-                    </ul>
-                </div>
-
-                <!-- 功能3：大模型答疑 -->
-                <div class="bg-white p-6 rounded-xl shadow-md card-hover">
-                    <div class="w-12 h-12 bg-primary/10 text-primary rounded-lg flex items-center justify-center mb-5">
-                        <i class="fa fa-comments-o text-xl"></i>
-                    </div>
-                    <h3 class="text-xl font-semibold mb-3">结合笔记的大模型答疑</h3>
-                    <p class="text-dark/70 mb-4">优先基于你的笔记生成答案，补充通用知识，确保与课堂重点一致。</p>
-                    <ul class="space-y-2 text-dark/60">
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>标注答案来源（如“2023高数笔记P5”）</span>
-                        </li>
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>支持“基于笔记片段提问”</span>
-                        </li>
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>开源/云端模型灵活切换</span>
-                        </li>
-                    </ul>
-                </div>
-
-                <!-- 功能4：学习数据反馈 -->
-                <div class="bg-white p-6 rounded-xl shadow-md card-hover">
-                    <div class="w-12 h-12 bg-primary/10 text-primary rounded-lg flex items-center justify-center mb-5">
-                        <i class="fa fa-bar-chart text-xl"></i>
-                    </div>
-                    <h3 class="text-xl font-semibold mb-3">学习数据可视化反馈</h3>
-                    <p class="text-dark/70 mb-4">统计检索频次与答疑主题，生成薄弱知识点报告，辅助制定复习计划。</p>
-                    <ul class="space-y-2 text-dark/60">
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>多维度图表展示（饼图/折线图）</span>
-                        </li>
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>自动生成薄弱点分析</span>
-                        </li>
-                        <li class="flex items-start gap-2">
-                            <i class="fa fa-check text-secondary mt-1"></i>
-                            <span>数据支持Excel导出</span>
-                        </li>
-                    </ul>
-                </div>
-            </div>
-
-            <!-- 功能演示图表 -->
-            <div class="mt-16 bg-white p-6 md:p-8 rounded-xl shadow-md">
-                <h3 class="text-xl font-semibold mb-6 text-center">学习数据反馈示例</h3>
-                <div class="w-full h-80">
-                    <canvas id="studyChart"></canvas>
-                </div>
-            </div>
-        </section>
-
-        <!-- 技术特色 -->
-        <section id="tech" class="container mx-auto px-4 md:px-8 py-16">
-            <div class="text-center max-w-3xl mx-auto mb-16">
-                <h2 class="text-[clamp(1.8rem,4vw,2.5rem)] font-bold mb-4">三大技术特色，保障体验</h2>
-                <p class="text-dark/70 text-lg">Windows 平台深度优化，兼顾性能与隐私保护</p>
-            </div>
-
-            <div class="grid grid-cols-1 md:grid-cols-3 gap-8">
-                <!-- 特色1：多格式智能解析 -->
-                <div class="border border-gray-100 rounded-xl p-6 bg-white shadow-md card-hover">
-                    <div class="mb-6 flex justify-center">
-                        <div class="w-16 h-16 bg-primary/10 text-primary rounded-full flex items-center justify-center">
-                            <i class="fa fa-magic text-2xl"></i>
-                        </div>
-                    </div>
-                    <h3 class="text-xl font-semibold mb-3 text-center">多格式笔记智能解析</h3>
-                    <p class="text-dark/70 text-center mb-4">不仅是文件存储，更是结构化处理，为检索与答疑提供高质量数据基础。</p>
-                    <div class="space-y-3 text-dark/60">
-                        <div class="flex items-center gap-3 p-3 bg-neutral rounded-lg">
-                            <i class="fa fa-file-pdf-o text-red-500"></i>
-                            <span>PDF/Word：提取文本、公式（Mathpix API）、图片文字（OCR）</span>
-                        </div>
-                        <div class="flex items-center gap-3 p-3 bg-neutral rounded-lg">
-                            <i class="fa fa-camera text-green-500"></i>
-                            <span>手写拍照：场景化OCR，支持手动修正识别错误</span>
-                        </div>
-                    </div>
-                </div>
-
-                <!-- 特色2：检索-答疑-笔记联动 -->
-                <div class="border border-gray-100 rounded-xl p-6 bg-white shadow-md card-hover">
-                    <div class="mb-6 flex justify-center">
-                        <div class="w-16 h-16 bg-primary/10 text-primary rounded-full flex items-center justify-center">
-                            <i class="fa fa-link text-2xl"></i>
-                        </div>
-                    </div>
-                    <h3 class="text-xl font-semibold mb-3 text-center">“检索-答疑-笔记”联动</h3>
-                    <p class="text-dark/70 text-center mb-4">打破功能壁垒，形成学习闭环，减少操作成本，提升效率。</p>
-                    <div class="space-y-3 text-dark/60">
-                        <div class="flex items-start gap-3 p-3 bg-neutral rounded-lg">
-                            <i class="fa fa-angle-right text-primary mt-1"></i>
-                            <span>检索结果页可直接发起答疑，基于片段生成针对性答案</span>
-                        </div>
-                        <div class="flex items-start gap-3 p-3 bg-neutral rounded-lg">
-                            <i class="fa fa-angle-right text-primary mt-1"></i>
-                            <span>答疑补充的知识点，可一键添加到对应笔记，动态完善</span>
-                        </div>
-                    </div>
-                </div>
-
-                <!-- 特色3：Windows平台优化 -->
-                <div class="border border-gray-100 rounded-xl p-6 bg-white shadow-md card-hover">
-                    <div class="mb-6 flex justify-center">
-                        <div class="w-16 h-16 bg-primary/10 text-primary rounded-full flex items-center justify-center">
-                            <i class="fa fa-windows text-2xl"></i>
-                        </div>
-                    </div>
-                    <h3 class="text-xl font-semibold mb-3 text-center">Windows 平台深度优化</h3>
-                    <p class="text-dark/70 text-center mb-4">针对 Windows 系统特性优化性能，提供最佳使用体验。</p>
-                    <div class="space-y-3 text-dark/60">
-                        <div class="flex items-start gap-3 p-3 bg-neutral rounded-lg">
-                            <i class="fa fa-check text-primary mt-1"></i>
-                            <span>支持 Windows 10/11 系统，兼容触控屏操作</span>
-                        </div>
-                        <div class="flex items-start gap-3 p-3 bg-neutral rounded-lg">
-                            <i class="fa fa-check text-primary mt-1"></i>
-                            <span>低资源占用设计，适配主流笔记本电脑</span>
-                        </div>
-                        <div class="flex items-start gap-3 p-3 bg-neutral rounded-lg">
-                            <i class="fa fa-check text-primary mt-1"></i>
-                            <span>支持 Windows Hello 快速登录，保护隐私</span>
-                        </div>
-                    </div>
-                </div>
-            </div>
-        </section>
-
-        <!-- 部署方式 -->
-        <section id="deployment" class="container mx-auto px-4 md:px-8 py-16 bg-neutral rounded-3xl my-16">
-            <div class="text-center max-w-3xl mx-auto mb-16">
-                <h2 class="text-[clamp(1.8rem,4vw,2.5rem)] font-bold mb-4">灵活部署方式，适应不同场景</h2>
-                <p class="text-dark/70 text-lg">针对 Windows 平台特点，提供两种部署选择</p>
-            </div>
-
-            <div class="grid grid-cols-1 md:grid-cols-2 gap-8 max-w-5xl mx-auto">
-                <!-- 本地部署 -->
-                <div class="bg-white rounded-xl shadow-md overflow-hidden card-hover">
-                    <div class="bg-primary/10 p-6">
-                        <h3 class="text-2xl font-semibold text-primary flex items-center gap-2">
-                            <i class="fa fa-desktop"></i> 本地部署
-                        </h3>
-                        <p class="text-dark/60 mt-2">适合个人使用、敏感笔记管理（如考研真题）</p>
-                    </div>
-                    <div class="p-6 space-y-4">
-                        <h4 class="font-semibold text-lg">适用场景</h4>
-                        <ul class="space-y-2 text-dark/70">
-                            <li class="flex items-start gap-2">
-                                <i class="fa fa-check-circle text-secondary mt-1"></i>
-                                <span>个人学习，需保护笔记隐私</span>
-                            </li>
-                            <li class="flex items-start gap-2">
-                                <i class="fa fa-check-circle text-secondary mt-1"></i>
-                                <span>设备配置较高（8GB内存+GTX1050及以上显卡）</span>
-                            </li>
-                            <li class="flex items-start gap-2">
-                                <i class="fa fa-check-circle text-secondary mt-1"></i>
-                                <span>无稳定网络环境（本地部署无需联网）</span>
-                            </li>
-                        </ul>
-
-                        <h4 class="font-semibold text-lg mt-6">部署步骤</h4>
-                        <ol class="space-y-2 text-dark/70 list-decimal list-inside">
-                            <li>下载 Windows 客户端安装包（.exe）</li>
-                            <li>双击安装，支持自定义安装路径</li>
-                            <li>内置FAISS向量数据库自动初始化</li>
-                            <li>一键式安装开源大模型（如Llama 2-7B）</li>
-                            <li>直接使用，数据存储在本地</li>
-                        </ol>
-                    </div>
-                </div>
-
-                <!-- 云端部署 -->
-                <div class="bg-white rounded-xl shadow-md overflow-hidden card-hover">
-                    <div class="bg-secondary/10 p-6">
-                        <h3 class="text-2xl font-semibold text-secondary flex items-center gap-2">
-                            <i class="fa fa-cloud"></i> 云端部署
-                        </h3>
-                        <p class="text-dark/60 mt-2">适合小组共享（如班级）、低配置PC使用</p>
-                    </div>
-                    <div class="p-6 space-y-4">
-                        <h4 class="font-semibold text-lg">适用场景</h4>
-                        <ul class="space-y-2 text-dark/70">
-                            <li class="flex items-start gap-2">
-                                <i class="fa fa-check-circle text-secondary mt-1"></i>
-                                <span>小组协作，需共享部分笔记资源</span>
-                            </li>
-                            <li class="flex items-start gap-2">
-                                <i class="fa fa-check-circle text-secondary mt-1"></i>
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