* {
            box-sizing: border-box;
        }
html {
  font-size: 16px;
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
}
@media (min-width: 1200px) {
  html {
    font-size: 18px;
  }
}


        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
            line-height: 1.6;
            color: #333;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
		.pages h2{
		   font-size: 1.25rem;      
           line-height: 1.4;
           max-width: 100%;
          word-break: break-word;
          padding: 0.5rem 0.25rem; 
          box-sizing: border-box;
		}
        
        /* Header */
        header {
            background: #fff;
            color: #5f6368;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 3px rgba(0,0,0,0.12);
            border-bottom: 1px solid #e8eaed;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 24px;
            font-weight: 700;
            color: #5f6368;
        }
        
        .logo img {
            width: 40px;
            height: 40px;
        }
        
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        
        nav a {
            color: #5f6368;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
        }
        
        nav a:hover {
            color: #1a73e8;
        }
		/* Postion */
		.container .position {
			margin: 20px 0;
		}
        
        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, #4285f4 0%, #34a853 100%);
            color: white;
            padding: 50px 0;
            text-align: center;
        }
        
        .hero h1 {
            font-size: 2rem;
            margin-bottom: 1.5rem;
            font-weight: 800;
        }
        
        .hero p {
            font-size: 1.1rem;
            margin-bottom: 2rem;
            opacity: 0.95;
        }
        
        .cta-button {
            display: inline-block;
            background: white;
            color: #1a73e8;
            padding: 15px 40px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.2);
        }
        
        /* Sections */
        section {
            padding: 20px 0;
        }
        
        section:nth-child(even) {
            background: #f8f9fa;
        }
        
        h2 {
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
            text-align: center;
            color: #2c3e50;
        }
        
        h3 {
            font-size: 1.1rem;
            margin-bottom: 1rem;
            color: #1a73e8;
        }
        
        h4 {
            font-size: 1rem;
            margin-bottom: 0.8rem;
            color: #555;
        }
        
        /* What is Section */
        .what-is-content {
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
        }
        
        .what-is-content p {
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 1.5rem;
        }
        
        .feature-image {
            width: 100%;
            max-width: 800px;
            margin: 30px auto;
            display: block;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        
        /* Why Section */
        .why-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }
        
        .why-item {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        
        .why-item h3 {
            margin-bottom: 1rem;
        }
        
        /* Features Section */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }
        
        .feature-card {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s;
        }
        
        .feature-card:hover {
            transform: translateY(-5px);
        }
        
        .feature-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
        }
        
        /* How to Section */
        .how-to-steps {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .step {
            display: flex;
            gap: 2rem;
            margin-bottom: 2.5rem;
            align-items: start;
        }
        
        .step-number {
            background: #1a73e8;
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        
        .step-content h3 {
            margin-top: 0;
        }
        
        /* Pricing Section */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            max-width: 1000px;
            margin: 0 auto;
        }
        
        .pricing-card {
            background: white;
            padding: 2.5rem 2rem;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
            text-align: center;
            transition: transform 0.3s;
        }
        
        .pricing-card:hover {
            transform: translateY(-5px);
        }
        
        .pricing-card.featured {
            border: 3px solid #1a73e8;
            position: relative;
        }
        
        .pricing-card h3 {
            margin-bottom: 1.5rem;
        }
        
        .price {
            font-size: 2.5rem;
            font-weight: 700;
            color: #1a73e8;
            margin-bottom: 1rem;
        }
        
        .price-unit {
            font-size: 1rem;
            color: #666;
        }
        
        .pricing-features {
            list-style: none;
            margin: 2rem 0;
            text-align: left;
        }
        
        .pricing-features li {
            padding: 0.5rem 0;
            border-bottom: 1px solid #eee;
        }
        
        .pricing-features li:before {
            content: "✓ ";
            color: #34a853;
            font-weight: bold;
            margin-right: 8px;
        }
        
        /* FAQ Section */
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .faq-item {
            background: white;
            margin-bottom: 1.5rem;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
        }
        
        .faq-question {
            padding: 1.5rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .faq-question:hover {
            background: #f8f9fa;
        }
        
        .faq-answer {
            padding: 0 1.5rem 1.5rem;
            line-height: 1.8;
        }
        
        /* Footer */
        footer {
            background: #2c3e50;
            color: white;
            padding: 3rem 0 1.5rem;
            text-align: center;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        
        .footer-section h4 {
            color: white;
            margin-bottom: 1rem;
        }
        
        .footer-section ul {
            list-style: none;
        }
        
        .footer-section a {
            color: #bdc3c7;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-section a:hover {
            color: white;
        }
        
        .copyright {
            padding-top: 2rem;
            border-top: 1px solid #34495e;
            color: #bdc3c7;
        }
        
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            
            nav ul {
                display: none;
            }
            
            .features-grid, .pricing-grid {
                grid-template-columns: 1fr;
            }
        }
		
		/* 列表页面布局 */
/* 列表页布局 */
.list-page {
    padding: 40px 0;
    min-height: 500px;
}

.list-layout {
    display: flex;
    gap: 40px;
}

/* 左侧主内容 */
.list-main {
    flex: 2;
    min-width: 0;
}

/* 右侧侧边栏 */
.list-sidebar {
    flex: 1;
    min-width: 260px;
}

/* 面包屑 */
.breadcrumb {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

.breadcrumb a {
    color: #1a73e8;
    text-decoration: none;
}

/* 列表标题 */
.list-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: #2c3e50;
}

/* 新闻列表 */
.news-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.news-item {
    padding: 20px 0;
    border-bottom: 1px solid #e8eaed;
}

.news-link {
    display: flex;
    justify-content: space-between;
    text-decoration: none;
    margin-bottom: 8px;
}

.news-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
}

.news-title:hover {
    color: #1a73e8;
}

.news-date {
    font-size: 14px;
    color: #999;
}

.news-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 侧边栏公用样式 */
.sidebar-box {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 25px;
}

.sidebar-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #1a73e8;
}

.sidebar-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-list li {
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-list li a {
    color: #555;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.sidebar-list li a:hover {
    color: #1a73e8;
}

/* 热门标签 */
.hot {
    background: #ea4335;
    color: white;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 10px;
}

.new {
    background: #34a853;
    color: white;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 10px;
}

/* 分页 */
.pagination {
    margin-top: 40px;
    text-align: center;
}

.pagination a,
.pagination span {
    display: inline-block;
    padding: 8px 14px;
    margin: 0 4px;
    border: 1px solid #e8eaed;
    border-radius: 6px;
    text-decoration: none;
    color: #1a73e8;
    font-size: 14px;
}

.pagination a:hover {
    background: #1a73e8;
    color: white;
}

.pagination .current {
    background: #1a73e8;
    color: white;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .list-layout {
        flex-direction: column;
    }
    
    .list-page {
        padding: 20px 0;
    }
    
    .list-title {
        font-size: 1.5rem;
    }
    
    .news-link {
        flex-direction: column;
    }
    
    .news-date {
        margin-top: 5px;
    }
    
    .sidebar-box {
        margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    nav ul {
        display: none;
    }
    
    .features-grid, .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    /* 列表页移动端 */
    .list-layout {
        flex-direction: column;
    }
    
    .list-page {
        padding: 20px 0;
    }
    
    .list-title {
        font-size: 1.5rem;
    }
    
    .news-link {
        flex-direction: column;
    }
    
    .news-date {
        margin-top: 5px;
    }
    
    .sidebar-box {
        margin-bottom: 20px;
    }
    
 @media (max-width: 768px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    nav ul {
        display: none;
    }
    
    .features-grid, .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    /* 列表页移动端 */
    .list-layout {
        flex-direction: column;
    }
    
    .list-page {
        padding: 20px 0;
    }
    
    .list-title {
        font-size: 1.5rem;
    }
    
    .news-link {
        flex-direction: column;
    }
    
    .news-date {
        margin-top: 5px;
    }
    
    .sidebar-box {
        margin-bottom: 20px;
    }
    
    /* ========== 底部移动端适配（一行两个板块） ========== */
    footer {
        text-align: left;
        padding: 2rem 0 1rem;
    }
    
    .footer-content {
        display: grid;
        grid-template-columns: repeat(2, 1fr);  /* 一行两个，各占一半宽度 */
        gap: 1.5rem;
        text-align: left;
    }
    
    .footer-section {
        text-align: left;
    }
    
    .footer-section h4 {
        text-align: left;
        margin-bottom: 0.8rem;
        font-size: 0.95rem;
    }
    
    .footer-section ul {
        text-align: left;
        padding-left: 0;
    }
    
    .footer-section li {
        margin-bottom: 8px;
    }
    
    .footer-section a {
        font-size: 13px;
    }
    
    .copyright {
        text-align: center;
        font-size: 12px;
        padding-top: 1.5rem;
        grid-column: span 2;  /* 版权信息占满整行 */
    }
}

.step-number{
	width: 25px;
    height: 25px;
}
        .step {
            display: flex;
            gap: 1rem;
            margin-bottom: 1rem;
            align-items: start;
        }