<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>网站导航</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --bg-gradient: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            --bg-gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            --text-primary: #1d1d1f;
            --text-primary-dark: #f5f5f7;
            --text-secondary: #86868b;
            --text-secondary-dark: #a1a1a6;
            --text-tertiary: #515154;
            --text-tertiary-dark: #86868b;
            --card-bg: rgba(255, 255, 255, 0.7);
            --card-bg-dark: rgba(30, 30, 46, 0.7);
            --card-bg-hover: rgba(255, 255, 255, 0.85);
            --card-bg-hover-dark: rgba(40, 40, 60, 0.85);
            --btn-bg: rgba(255, 255, 255, 0.8);
            --btn-bg-dark: rgba(40, 40, 60, 0.8);
            --btn-bg-hover: rgba(255, 255, 255, 0.95);
            --btn-bg-hover-dark: rgba(50, 50, 70, 0.95);
            --btn-text: #1d1d1f;
            --btn-text-dark: #f5f5f7;
            --shadow: rgba(0, 0, 0, 0.08);
            --shadow-dark: rgba(0, 0, 0, 0.3);
            --shadow-hover: rgba(0, 0, 0, 0.12);
            --shadow-hover-dark: rgba(0, 0, 0, 0.4);
            --accent-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            --accent-gradient-dark: linear-gradient(135deg, #8b5cf6 0%, #a78bfa 100%);
            --accent-color: rgba(102, 126, 234, 0.3);
            --accent-color-dark: rgba(139, 92, 246, 0.3);
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            min-height: 100vh;
            background: var(--bg-gradient);
            color: var(--text-primary);
            overflow-x: hidden;
            position: relative;
            transition: background 0.3s ease, color 0.3s ease;
        }

        body.dark-mode {
            background: var(--bg-gradient-dark);
            color: var(--text-primary-dark);
        }

        /* 背景渐变 */
        .background {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
            background: var(--bg-gradient);
            transition: background 0.3s ease;
        }

        body.dark-mode .background {
            background: var(--bg-gradient-dark);
        }

        .container {
            position: relative;
            z-index: 1;
            max-width: 1200px;
            margin: 0 auto;
            padding: 60px 24px;
        }

        .header {
            text-align: center;
            margin-bottom: 48px;
        }

        .header-content {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
        }

        .header-logo {
            max-height: 60px;
            max-width: 400px;
            object-fit: contain;
        }

        .title {
            font-size: 2.5rem;
            font-weight: 600;
            letter-spacing: -0.5px;
            margin-bottom: 8px;
            background: var(--accent-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: background 0.3s ease;
        }

        body.dark-mode .title {
            background: var(--accent-gradient-dark);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* 配置按钮 */
        .config-btn {
            position: fixed;
            top: 24px;
            right: 24px;
            z-index: 1000;
            width: 48px;
            height: 48px;
            background: var(--btn-bg);
            border: none;
            border-radius: 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--btn-text);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            backdrop-filter: blur(20px) saturate(180%);
            box-shadow: 0 4px 16px var(--shadow);
        }

        body.dark-mode .config-btn {
            background: var(--btn-bg-dark);
            color: var(--btn-text-dark);
            box-shadow: 0 4px 16px var(--shadow-dark);
        }

        .config-btn:hover {
            background: var(--btn-bg-hover);
            transform: scale(1.05) rotate(90deg);
            box-shadow: 0 8px 24px var(--shadow-hover);
        }

        body.dark-mode .config-btn:hover {
            background: var(--btn-bg-hover-dark);
            box-shadow: 0 8px 24px var(--shadow-hover-dark);
        }

        /* 暗色模式切换按钮 */
        .theme-toggle {
            position: fixed;
            top: 24px;
            right: 84px;
            z-index: 1000;
            width: 48px;
            height: 48px;
            background: var(--btn-bg);
            border: none;
            border-radius: 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--btn-text);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            backdrop-filter: blur(20px) saturate(180%);
            box-shadow: 0 4px 16px var(--shadow);
        }

        body.dark-mode .theme-toggle {
            background: var(--btn-bg-dark);
            color: var(--btn-text-dark);
            box-shadow: 0 4px 16px var(--shadow-dark);
        }

        .theme-toggle:hover {
            background: var(--btn-bg-hover);
            transform: scale(1.05);
            box-shadow: 0 8px 24px var(--shadow-hover);
        }

        body.dark-mode .theme-toggle:hover {
            background: var(--btn-bg-hover-dark);
            box-shadow: 0 8px 24px var(--shadow-hover-dark);
        }

        .sites-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 16px;
            margin-top: 32px;
        }

        .site-card {
            position: relative;
            background: var(--card-bg);
            border: none;
            border-radius: 20px;
            padding: 20px 24px;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            overflow: hidden;
            display: flex;
            align-items: center;
            gap: 20px;
            min-height: 100px;
            backdrop-filter: blur(20px) saturate(180%);
            box-shadow: 0 4px 16px var(--shadow);
        }

        body.dark-mode .site-card {
            background: var(--card-bg-dark);
            box-shadow: 0 4px 16px var(--shadow-dark);
        }

        .site-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--accent-gradient);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        body.dark-mode .site-card::before {
            background: var(--accent-gradient-dark);
        }

        .site-card:hover::before {
            opacity: 0.1;
        }

        .site-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px var(--shadow-hover);
            background: var(--card-bg-hover);
        }

        body.dark-mode .site-card:hover {
            box-shadow: 0 12px 32px var(--shadow-hover-dark);
            background: var(--card-bg-hover-dark);
        }

        .site-logo {
            width: 64px;
            height: 64px;
            object-fit: contain;
            display: block;
            filter: none;
            flex-shrink: 0;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.5);
            padding: 8px;
            box-shadow: 0 2px 8px var(--shadow);
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        body.dark-mode .site-logo {
            background: rgba(40, 40, 60, 0.5);
            box-shadow: 0 2px 8px var(--shadow-dark);
        }

        .site-info {
            flex: 1;
            min-width: 0;
            position: relative;
            z-index: 1;
        }

        .site-name {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
            letter-spacing: -0.2px;
            transition: color 0.3s ease;
        }

        body.dark-mode .site-name {
            color: var(--text-primary-dark);
        }

        .site-url {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 8px;
            word-break: break-all;
            transition: color 0.3s ease;
        }

        body.dark-mode .site-url {
            color: var(--text-secondary-dark);
        }

        .site-description {
            color: var(--text-tertiary);
            font-size: 0.875rem;
            line-height: 1.5;
            transition: color 0.3s ease;
        }

        body.dark-mode .site-description {
            color: var(--text-tertiary-dark);
        }

        .site-description > div {
            padding: 3px 0;
            padding-left: 12px;
            border-left: 2px solid var(--accent-color);
            margin-bottom: 4px;
            transition: border-color 0.3s ease;
        }

        body.dark-mode .site-description > div {
            border-left-color: var(--accent-color-dark);
        }

        /* 动画框体 */
        .selection-frame {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border: 2px solid rgba(102, 126, 234, 0.4);
            border-radius: 20px;
            pointer-events: none;
            opacity: 0;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        body.dark-mode .selection-frame {
            border-color: rgba(139, 92, 246, 0.4);
        }

        .site-card.active .selection-frame {
            opacity: 1;
            border-color: rgba(102, 126, 234, 0.6);
            box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
        }

        body.dark-mode .site-card.active .selection-frame {
            border-color: rgba(139, 92, 246, 0.6);
            box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2);
        }

        /* 音频控制 */
        .audio-controls {
            position: fixed;
            bottom: 24px;
            right: 24px;
            z-index: 1000;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .audio-controls-content {
            display: none;
            flex-direction: column;
            gap: 12px;
        }

        .audio-controls-content.show {
            display: flex;
        }

        .audio-toggle-btn {
            background: var(--btn-bg);
            border: none;
            color: var(--btn-text);
            padding: 12px;
            border-radius: 20px;
            cursor: pointer;
            font-size: 1.2rem;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            backdrop-filter: blur(20px) saturate(180%);
            box-shadow: 0 4px 16px var(--shadow);
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        body.dark-mode .audio-toggle-btn {
            background: var(--btn-bg-dark);
            color: var(--btn-text-dark);
            box-shadow: 0 4px 16px var(--shadow-dark);
        }

        .audio-toggle-btn:hover {
            background: var(--btn-bg-hover);
            transform: scale(1.05);
            box-shadow: 0 8px 24px var(--shadow-hover);
        }

        body.dark-mode .audio-toggle-btn:hover {
            background: var(--btn-bg-hover-dark);
            box-shadow: 0 8px 24px var(--shadow-hover-dark);
        }

        .audio-btn {
            background: var(--btn-bg);
            border: none;
            color: var(--btn-text);
            padding: 10px 16px;
            border-radius: 20px;
            cursor: pointer;
            font-size: 0.875rem;
            font-weight: 500;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            backdrop-filter: blur(20px) saturate(180%);
            box-shadow: 0 4px 16px var(--shadow);
        }

        body.dark-mode .audio-btn {
            background: var(--btn-bg-dark);
            color: var(--btn-text-dark);
            box-shadow: 0 4px 16px var(--shadow-dark);
        }

        .audio-btn:hover {
            background: var(--btn-bg-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px var(--shadow-hover);
        }

        body.dark-mode .audio-btn:hover {
            background: var(--btn-bg-hover-dark);
            box-shadow: 0 8px 24px var(--shadow-hover-dark);
        }

        @media (max-width: 768px) {
            .container {
                padding: 40px 16px;
            }
            .title {
                font-size: 2rem;
            }
            .sites-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .site-card {
                padding: 16px 20px;
                gap: 16px;
                min-height: 90px;
                border-radius: 16px;
            }
            .site-logo {
                width: 56px;
                height: 56px;
            }
            .site-name {
                font-size: 1.05rem;
            }
            .site-url {
                font-size: 0.8rem;
            }
            .site-description {
                font-size: 0.8rem;
            }
            .theme-toggle {
                top: 16px;
                right: 72px;
                width: 44px;
                height: 44px;
                font-size: 18px;
            }
            .config-btn {
                top: 16px;
                right: 16px;
                width: 44px;
                height: 44px;
                font-size: 18px;
            }
            .audio-controls {
                bottom: 16px;
                right: 16px;
            }
        }
    </style>
</head>
<body>
    <div class="background"></div>
    
    <!-- 暗色模式切换按钮 -->
    <button class="theme-toggle" id="themeToggle" title="切换暗色模式">🌙</button>
    
    <!-- 配置按钮 -->
    <a href="/config" class="config-btn" title="进入配置页面">⚙️</a>
    
    <div class="container">
        <div class="header">
            <h1 class="title">网站导航</h1>
        </div>

        <div class="sites-grid" id="sitesGrid"></div>
    </div>

    <div class="audio-controls">
        <button class="audio-toggle-btn" id="audioToggleBtn" onclick="toggleAudioControls()" title="音频控制">🎵</button>
        <div class="audio-controls-content" id="audioControlsContent">
            <input type="file" id="bgMusicUpload" accept="audio/*" style="display: none;" onchange="loadBgMusic(event)">
            <button class="audio-btn" onclick="document.getElementById('bgMusicUpload').click()">📁 选择背景音乐</button>
            <button class="audio-btn" id="bgMusicBtn" onclick="toggleBgMusic()">🎵 背景音乐</button>
            <button class="audio-btn" id="soundBtn" onclick="toggleSound()">🔊 音效</button>
        </div>
    </div>

    <!-- 音频元素 -->
    <audio id="bgMusic" loop>
        <source src="" type="audio/mpeg">
    </audio>

    <script>
        // API 基础地址
        const API_BASE = window.location.origin;
        
        // 存储网站数据
        let sites = [];
        let soundEnabled = localStorage.getItem('soundEnabled') !== 'false';
        let bgMusicEnabled = localStorage.getItem('bgMusicEnabled') !== 'false';
        let selectedCard = null;


        // 生成音效（使用 Web Audio API）
        function playHoverSound() {
            if (!soundEnabled) return;
            const audioContext = new (window.AudioContext || window.webkitAudioContext)();
            const oscillator = audioContext.createOscillator();
            const gainNode = audioContext.createGain();
            
            oscillator.connect(gainNode);
            gainNode.connect(audioContext.destination);
            
            oscillator.frequency.value = 800;
            oscillator.type = 'sine';
            
            gainNode.gain.setValueAtTime(0.1, audioContext.currentTime);
            gainNode.gain.exponentialRampToValueAtTime(0.01, audioContext.currentTime + 0.1);
            
            oscillator.start(audioContext.currentTime);
            oscillator.stop(audioContext.currentTime + 0.1);
        }

        function playClickSound() {
            if (!soundEnabled) return;
            const audioContext = new (window.AudioContext || window.webkitAudioContext)();
            const oscillator = audioContext.createOscillator();
            const gainNode = audioContext.createGain();
            
            oscillator.connect(gainNode);
            gainNode.connect(audioContext.destination);
            
            oscillator.frequency.value = 600;
            oscillator.type = 'square';
            
            gainNode.gain.setValueAtTime(0.2, audioContext.currentTime);
            gainNode.gain.exponentialRampToValueAtTime(0.01, audioContext.currentTime + 0.15);
            
            oscillator.start(audioContext.currentTime);
            oscillator.stop(audioContext.currentTime + 0.15);
        }

        // 切换音效
        function toggleSound() {
            soundEnabled = !soundEnabled;
            localStorage.setItem('soundEnabled', soundEnabled);
            document.getElementById('soundBtn').textContent = soundEnabled ? '🔊 音效' : '🔇 音效';
        }

        // 加载背景音乐
        function loadBgMusic(event) {
            const file = event.target.files[0];
            if (file) {
                const url = URL.createObjectURL(file);
                const bgMusic = document.getElementById('bgMusic');
                bgMusic.src = url;
                if (bgMusicEnabled) {
                    bgMusic.play().catch(e => console.log('无法播放背景音乐:', e));
                }
            }
        }

        // 切换音频控制显示
        function toggleAudioControls() {
            const content = document.getElementById('audioControlsContent');
            content.classList.toggle('show');
        }

        // 切换背景音乐
        function toggleBgMusic() {
            bgMusicEnabled = !bgMusicEnabled;
            localStorage.setItem('bgMusicEnabled', bgMusicEnabled);
            const bgMusic = document.getElementById('bgMusic');
            if (bgMusicEnabled && bgMusic.src) {
                bgMusic.play().catch(e => console.log('无法播放背景音乐:', e));
                document.getElementById('bgMusicBtn').textContent = '🎵 背景音乐';
            } else {
                bgMusic.pause();
                document.getElementById('bgMusicBtn').textContent = '🔇 背景音乐';
            }
        }

        // 加载标题配置
        async function loadHeaderConfig() {
            try {
                const response = await fetch(`${API_BASE}/api/header`);
                const result = await response.json();
                const header = document.querySelector('.header');
                const headerContent = document.createElement('div');
                headerContent.className = 'header-content';
                
                if (result.success && result.data) {
                    const config = result.data;
                    
                    if (config.logo) {
                        const logoUrl = config.logo.startsWith('/api/header/') 
                            ? `${API_BASE}${config.logo}` 
                            : config.logo;
                        const img = document.createElement('img');
                        img.src = logoUrl;
                        img.className = 'header-logo';
                        img.alt = config.text || '网站导航';
                        headerContent.appendChild(img);
                    }
                    
                    if (config.show_text !== false && config.text) {
                        const title = document.createElement('h1');
                        title.className = 'title';
                        title.textContent = config.text;
                        headerContent.appendChild(title);
                    }
                } else {
                    // 如果没有配置，显示默认标题
                    const title = document.createElement('h1');
                    title.className = 'title';
                    title.textContent = '网站导航';
                    headerContent.appendChild(title);
                }
                
                // 清空原有内容并添加新内容
                header.innerHTML = '';
                header.appendChild(headerContent);
            } catch (error) {
                console.error('加载标题配置失败:', error);
                // 如果加载失败，显示默认标题
                const header = document.querySelector('.header');
                if (header && !header.querySelector('.title')) {
                    const title = document.createElement('h1');
                    title.className = 'title';
                    title.textContent = '网站导航';
                    header.appendChild(title);
                }
            }
        }

        // 从后端加载网站数据
        async function loadSites() {
            try {
                const response = await fetch(`${API_BASE}/api/sites`);
                const result = await response.json();
                if (result.success) {
                    sites = result.data;
                    renderSites();
                } else {
                    console.error('加载网站失败:', result.error);
                }
            } catch (error) {
                console.error('加载网站失败:', error);
            }
        }

        // 渲染网站列表
        function renderSites() {
            const grid = document.getElementById('sitesGrid');
            grid.innerHTML = '';

            sites.forEach(site => {
                const card = document.createElement('div');
                card.className = 'site-card';
                card.dataset.id = site.id;

                const frame = document.createElement('div');
                frame.className = 'selection-frame';
                card.appendChild(frame);

                // 处理 logo 路径
                let logoUrl = site.logo;
                if (logoUrl && logoUrl.startsWith('/api/logos/')) {
                    logoUrl = `${API_BASE}${logoUrl}`;
                }
                
                // 优先显示logo，没有则显示emoji
                let logo;
                if (logoUrl) {
                    logo = `<img src="${logoUrl}" alt="${site.name}" class="site-logo">`;
                } else if (site.emoji) {
                    logo = `<div class="site-logo" style="background: rgba(102, 126, 234, 0.1); border: 1px solid rgba(102, 126, 234, 0.2); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 2rem; line-height: 1; transition: background 0.3s ease;">${site.emoji}</div>`;
                } else {
                    logo = `<div class="site-logo" style="background: rgba(102, 126, 234, 0.1); border: 1px dashed rgba(102, 126, 234, 0.3); border-radius: 14px; display: flex; align-items: center; justify-content: center; color: var(--text-secondary); font-size: 0.7rem; font-weight: 500;">无 Logo</div>`;
                }

                const descriptionHTML = site.description && site.description.length > 0
                    ? `<div class="site-description">${site.description.map(line => `<div>${line}</div>`).join('')}</div>`
                    : '';

                card.innerHTML = `
                    ${frame.outerHTML}
                    ${logo}
                    <div class="site-info">
                        <div class="site-name">${site.name}</div>
                        ${descriptionHTML}
                    </div>
                `;

                // 鼠标事件
                card.addEventListener('mouseenter', function() {
                    playHoverSound();
                    if (selectedCard && selectedCard !== card) {
                        selectedCard.classList.remove('active');
                    }
                    card.classList.add('active');
                    selectedCard = card;
                });

                card.addEventListener('click', function(e) {
                    playClickSound();
                    window.open(site.url, '_blank');
                });

                grid.appendChild(card);
            });
        }


        // 暗色模式切换
        function initTheme() {
            const savedTheme = localStorage.getItem('theme');
            const prefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches;
            const isDark = savedTheme === 'dark' || (!savedTheme && prefersDark);
            
            if (isDark) {
                document.body.classList.add('dark-mode');
                document.getElementById('themeToggle').textContent = '☀️';
            } else {
                document.body.classList.remove('dark-mode');
                document.getElementById('themeToggle').textContent = '🌙';
            }
        }

        function toggleTheme() {
            const isDark = document.body.classList.toggle('dark-mode');
            localStorage.setItem('theme', isDark ? 'dark' : 'light');
            document.getElementById('themeToggle').textContent = isDark ? '☀️' : '🌙';
        }

        // 监听系统主题变化
        window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', (e) => {
            if (!localStorage.getItem('theme')) {
                if (e.matches) {
                    document.body.classList.add('dark-mode');
                    document.getElementById('themeToggle').textContent = '☀️';
                } else {
                    document.body.classList.remove('dark-mode');
                    document.getElementById('themeToggle').textContent = '🌙';
                }
            }
        });

        // 初始化
        initTheme();
        document.getElementById('themeToggle').addEventListener('click', toggleTheme);
        loadHeaderConfig();
        loadSites();
        document.getElementById('soundBtn').textContent = soundEnabled ? '🔊 音效' : '🔇 音效';
        document.getElementById('bgMusicBtn').textContent = bgMusicEnabled ? '🎵 背景音乐' : '🔇 背景音乐';
    </script>
</body>
</html>