* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html, body {
            width: 100%;
            height: 100%;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
        }

        /* 导航栏样式 */
        .xcw5-navbar {
            background: linear-gradient(135deg, #0088cc 0%, #0077b3 100%);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }

        .xcw5-navbar-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            height: 70px;
        }

        .xcw5-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: white;
            font-size: 24px;
            font-weight: bold;
            transition: opacity 0.3s ease;
        }

        .xcw5-logo:hover {
            opacity: 0.9;
        }

        .xcw5-logo img {
            width: 40px;
            height: 40px;
            border-radius: 8px;
        }

        .xcw5-nav-menu {
            display: flex;
            gap: 30px;
            list-style: none;
        }

        .xcw5-nav-link {
            color: white;
            text-decoration: none;
            font-size: 16px;
            transition: color 0.3s ease, opacity 0.3s ease;
            padding: 8px 12px;
            border-radius: 4px;
        }

        .xcw5-nav-link:hover {
            color: #fff;
            background-color: rgba(255, 255, 255, 0.2);
        }

        /* 主要内容区域 */
        .xcw5-hero {
            background: linear-gradient(135deg, #0088cc 0%, #00b4d8 100%);
            color: white;
            padding: 80px 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .xcw5-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
        }

        .xcw5-hero-content {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        .xcw5-hero h1 {
            font-size: 48px;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.2;
        }

        .xcw5-hero-desc {
            font-size: 20px;
            margin-bottom: 30px;
            opacity: 0.95;
            line-height: 1.5;
        }

        .xcw5-cta-group {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .xcw5-cta-primary {
            display: inline-block;
            background: white;
            color: #0088cc;
            padding: 16px 40px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            cursor: pointer;
            border: none;
        }

        .xcw5-cta-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
        }

        .xcw5-cta-secondary {
            display: inline-block;
            background: transparent;
            color: white;
            padding: 16px 40px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            border: 2px solid white;
            cursor: pointer;
        }

        .xcw5-cta-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }

        /* 内容区域 */
        .xcw5-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .xcw5-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            padding: 80px 20px;
            background: white;
        }

        .xcw5-feature-card {
            padding: 30px;
            background: #f8f9fa;
            border-radius: 12px;
            text-align: center;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        }

        .xcw5-feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
            background: white;
        }

        .xcw5-feature-icon {
            font-size: 48px;
            margin-bottom: 15px;
        }

        .xcw5-feature-title {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 10px;
            color: #0088cc;
        }

        .xcw5-feature-desc {
            color: #666;
            line-height: 1.6;
        }

        /* 安装说明区域 */
        .xcw5-installation {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            padding: 80px 20px;
        }

        .xcw5-installation-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .xcw5-installation h2 {
            font-size: 36px;
            font-weight: 700;
            margin-bottom: 40px;
            text-align: center;
            color: #0088cc;
        }

        .xcw5-steps {
            display: grid;
            gap: 25px;
        }

        .xcw5-step {
            display: flex;
            gap: 20px;
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        }

        .xcw5-step-number {
            flex-shrink: 0;
            width: 50px;
            height: 50px;
            background: #0088cc;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
        }

        .xcw5-step-content h3 {
            font-size: 18px;
            margin-bottom: 8px;
            color: #0088cc;
        }

        .xcw5-step-content p {
            color: #666;
            line-height: 1.6;
        }

        /* 兼容性区域 */
        .xcw5-compatibility {
            background: white;
            padding: 80px 20px;
        }

        .xcw5-compatibility-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .xcw5-compatibility h2 {
            font-size: 36px;
            font-weight: 700;
            margin-bottom: 40px;
            text-align: center;
            color: #0088cc;
        }

        .xcw5-compat-table {
            width: 100%;
            border-collapse: collapse;
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        }

        .xcw5-compat-table thead {
            background: #0088cc;
            color: white;
        }

        .xcw5-compat-table th,
        .xcw5-compat-table td {
            padding: 18px;
            text-align: left;
            border-bottom: 1px solid #e9ecef;
        }

        .xcw5-compat-table tbody tr:hover {
            background: #f8f9fa;
        }

        .xcw5-compat-table tbody tr:last-child td {
            border-bottom: none;
        }

        /* FAQ区域 */
        .xcw5-faq {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            padding: 80px 20px;
        }

        .xcw5-faq-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .xcw5-faq h2 {
            font-size: 36px;
            font-weight: 700;
            margin-bottom: 40px;
            text-align: center;
            color: #0088cc;
        }

        .xcw5-faq-items {
            display: grid;
            gap: 15px;
        }

        .xcw5-faq-item {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        }

        .xcw5-faq-question {
            padding: 20px 25px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: #0088cc;
            transition: background 0.3s ease;
        }

        .xcw5-faq-question:hover {
            background: #f8f9fa;
        }

        .xcw5-faq-toggle {
            font-size: 24px;
            transition: transform 0.3s ease;
            color: #0088cc;
        }

        .xcw5-faq-item.active .xcw5-faq-toggle {
            transform: rotate(180deg);
        }

        .xcw5-faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            background: #f8f9fa;
            border-top: 1px solid #e9ecef;
        }

        .xcw5-faq-item.active .xcw5-faq-answer {
            max-height: 500px;
        }

        .xcw5-faq-answer-content {
            padding: 25px;
            color: #666;
            line-height: 1.6;
        }

        /* 页脚 */
        .xcw5-footer {
            background: #1a1a1a;
            color: white;
            padding: 60px 20px 20px;
        }

        .xcw5-footer-container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .xcw5-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .xcw5-footer-section h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 15px;
            color: #0088cc;
        }

        .xcw5-footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .xcw5-footer-link {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s ease;
            font-size: 14px;
        }

        .xcw5-footer-link:hover {
            color: #0088cc;
        }

        .xcw5-footer-bottom {
            border-top: 1px solid #333;
            padding-top: 20px;
            text-align: center;
            color: #999;
            font-size: 14px;
        }

        /* 响应式设计 */
        @media (max-width: 768px) {
            .xcw5-navbar-container {
                height: 60px;
            }

            .xcw5-nav-menu {
                gap: 15px;
            }

            .xcw5-nav-link {
                font-size: 14px;
            }

            .xcw5-hero h1 {
                font-size: 32px;
            }

            .xcw5-hero-desc {
                font-size: 16px;
            }

            .xcw5-cta-group {
                flex-direction: column;
            }

            .xcw5-cta-primary,
            .xcw5-cta-secondary {
                width: 100%;
            }

            .xcw5-features {
                grid-template-columns: 1fr;
                padding: 40px 20px;
            }

            .xcw5-installation,
            .xcw5-compatibility,
            .xcw5-faq {
                padding: 40px 20px;
            }

            .xcw5-installation h2,
            .xcw5-compatibility h2,
            .xcw5-faq h2 {
                font-size: 24px;
            }

            .xcw5-footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 480px) {
            .xcw5-nav-menu {
                gap: 10px;
                flex-wrap: wrap;
            }

            .xcw5-hero h1 {
                font-size: 24px;
            }

            .xcw5-hero-desc {
                font-size: 14px;
            }

            .xcw5-cta-primary,
            .xcw5-cta-secondary {
                padding: 12px 30px;
                font-size: 14px;
            }

            .xcw5-compat-table th,
            .xcw5-compat-table td {
                padding: 12px 8px;
                font-size: 14px;
            }
        }