* { margin: 0; padding: 0; box-sizing: border-box; }
        [v-cloak] { display: none !important; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            background: #f5f7fa;
            min-height: 100vh;
            color: #333;
        }
        #app { max-width: 430px; margin: 0 auto; min-height: 100vh; position: relative; background: white; overflow-x: hidden; }
        
        /* 页面切换 */
        .page { display: none; min-height: 100vh; padding-bottom: 80px; }
        .page.active { display: block; animation: fadeIn 0.3s ease; }
        @keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
        
        /* 顶部导航 */
        .header {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .header::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
            background-size: 20px 20px;
            opacity: 0.3;
        }
        .header h1 { font-size: 20px; margin-bottom: 5px; position: relative; }
        .header .subtitle { font-size: 12px; opacity: 0.9; position: relative; }
        
        /* 内容区域 */
        .content { padding: 15px; }
        
        /* 底部导航 */
        .bottom-nav {
            position: fixed;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100%;
            max-width: 430px;
            background: white;
            display: flex;
            justify-content: space-around;
            padding: 10px 0;
            box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
            z-index: 1000;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            cursor: pointer;
            padding: 5px 15px;
            color: #999;
            transition: all 0.2s;
        }
        .nav-item.active { color: #667eea; transform: scale(1.1); }
        .nav-icon { font-size: 24px; transition: transform 0.2s; }
        .nav-item:active .nav-icon { transform: scale(0.9); }
        .nav-label { font-size: 12px; }
        .nav-item.home-item {
            transform: scale(1.15);
        }
        .nav-item.home-item.active {
            transform: scale(1.25);
        }
        .nav-item.home-item .nav-icon { font-size: 28px; }
        .nav-item.home-item .nav-label { font-size: 13px; font-weight: 600; }
        
        /* 五宝系统 */