:root {
            --wxmha-primary: #D42E2D;
            --wxmha-primary-hover: #B52120;
            --wxmha-text-dark: #1D1D1F;
            --wxmha-text-gray: #6E6E73;
            --wxmha-bg-light: #F5F5F7;
            --wxmha-white: #FFFFFF;
            --wxmha-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --wxmha-transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
            color: var(--wxmha-text-dark);
            line-height: 1.6;
            background-color: var(--wxmha-white);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        /* 布局容器 */
        .wxmha-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* 导航栏 */
        .wxmha-nav-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .wxmha-nav-container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .wxmha-logo {
            flex: 0 0 auto;
            min-width: 0;
            display: flex;
            align-items: center;
        }

        .wxmha-logo img {
            height: 32px;
            width: auto;
        }

        .wxmha-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 24px;
            min-width: 0;
        }

        .wxmha-menu li {
            min-width: 0;
        }

        .wxmha-menu a {
            text-decoration: none;
            color: var(--wxmha-text-dark);
            font-size: 14px;
            font-weight: 500;
            transition: var(--wxmha-transition);
            white-space: nowrap;
        }

        .wxmha-menu a:hover, .wxmha-menu a.active {
            color: var(--wxmha-primary);
        }

        /* Hero 区块 - 独特非对称设计 */
        .wxmha-hero {
            padding-top: 140px;
            padding-bottom: 96px;
            background: linear-gradient(135deg, #FFF9F9 0%, #FFFFFF 100%);
            position: relative;
            overflow: hidden;
        }

        .wxmha-hero::before {
            content: '';
            position: absolute;
            top: -10%;
            right: -5%;
            width: 40%;
            height: 60%;
            background: radial-gradient(circle, rgba(212,46,45,0.05) 0%, rgba(255,255,255,0) 70%);
            z-index: 0;
        }

        .wxmha-hero-content {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .wxmha-hero-text {
            flex: 1;
            min-width: 320px;
            padding-right: 48px;
            word-break: break-word;
        }

        .wxmha-hero-title {
            font-size: clamp(2rem, 5vw, 3.5rem);
            line-height: 1.1;
            font-weight: 700;
            margin-bottom: 24px;
            letter-spacing: -0.02em;
            word-break: keep-all;
        }

        .wxmha-hero-subtitle {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            color: var(--wxmha-text-gray);
            margin-bottom: 40px;
            max-width: 600px;
            line-height: 1.6;
        }

        .wxmha-hero-visual {
            flex: 1;
            min-width: 320px;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        /* 模拟转换交互视觉 */
        .wxmha-convert-card {
            background: var(--wxmha-white);
            padding: 40px;
            border-radius: 24px;
            box-shadow: var(--wxmha-shadow);
            width: 100%;
            max-width: 440px;
            border: 1px solid rgba(0,0,0,0.03);
            text-align: center;
        }

        .wxmha-file-flow {
            display: flex;
            align-items: center;
            justify-content: space-around;
            margin-bottom: 32px;
        }

        .wxmha-file-icon {
            width: 80px;
            height: 100px;
            background: #FEEEEE;
            border-radius: 8px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--wxmha-primary);
            position: relative;
        }

        .wxmha-file-icon.word {
            background: #EEF5FF;
            color: #2D7DD4;
        }

        .wxmha-arrow-bridge {
            height: 2px;
            width: 60px;
            background: linear-gradient(to right, var(--wxmha-primary), #2D7DD4);
            position: relative;
        }

        .wxmha-btn-primary {
            display: inline-block;
            background: var(--wxmha-primary);
            color: var(--wxmha-white);
            padding: 16px 48px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 18px;
            transition: var(--wxmha-transition);
            border: none;
            cursor: pointer;
        }

        .wxmha-btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(212,46,45,0.3);
            background: var(--wxmha-primary-hover);
        }

        /* 技术边缘区块 - Grid 布局 */
        .wxmha-tech-section {
            padding: 96px 0;
            background-color: var(--wxmha-bg-light);
        }

        .wxmha-section-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .wxmha-section-title {
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            margin-bottom: 16px;
            word-break: keep-all;
        }

        .wxmha-tech-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
        }

        .wxmha-tech-card {
            background: var(--wxmha-white);
            padding: 32px;
            border-radius: 16px;
            transition: var(--wxmha-transition);
            border: 1px solid transparent;
            word-break: break-word;
        }

        .wxmha-tech-card:hover {
            border-color: var(--wxmha-primary);
            transform: translateY(-5px);
        }

        .wxmha-tech-tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(212,46,45,0.1);
            color: var(--wxmha-primary);
            font-size: 12px;
            font-weight: 700;
            border-radius: 4px;
            margin-bottom: 16px;
        }

        .wxmha-tech-card h3 {
            margin-bottom: 12px;
            font-size: 20px;
        }

        .wxmha-tech-card p {
            color: var(--wxmha-text-gray);
            font-size: 14px;
            line-height: 1.7;
        }

        /* 生态系统区块 */
        .wxmha-eco-section {
            padding: 96px 0;
        }

        .wxmha-eco-item {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 64px;
            margin-bottom: 80px;
        }

        .wxmha-eco-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .wxmha-eco-info {
            flex: 1;
            min-width: 300px;
            word-break: break-word;
        }

        .wxmha-eco-info h2 {
            font-size: 28px;
            margin-bottom: 20px;
        }

        .wxmha-eco-feature-list {
            list-style: none;
            margin-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .wxmha-eco-feature-list li {
            background: #F0F0F2;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            color: var(--wxmha-text-dark);
        }

        .wxmha-eco-image-box {
            flex: 1;
            min-width: 300px;
            background: #f9f9fb;
            border-radius: 20px;
            height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid #eee;
            position: relative;
            overflow: hidden;
        }

        .wxmha-eco-image-box::after {
            content: 'WPS OFFICE';
            font-size: 40px;
            font-weight: 900;
            color: rgba(0,0,0,0.03);
            transform: rotate(-15deg);
        }

        /* 动态资讯区块 */
        .wxmha-news-section {
            padding: 80px 0;
            border-top: 1px solid #eee;
        }

        /* 页脚 */
        .wxmha-footer {
            background: var(--wxmha-text-dark);
            color: rgba(255,255,255,0.6);
            padding: 64px 0 32px;
        }

        .wxmha-footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            margin-bottom: 48px;
        }

        .wxmha-footer-brand {
            flex: 1;
            min-width: 240px;
            margin-bottom: 32px;
        }

        .wxmha-footer-brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--wxmha-white);
            margin-bottom: 16px;
        }

        .wxmha-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
        }

        .wxmha-footer-group h4 {
            color: var(--wxmha-white);
            margin-bottom: 20px;
            font-size: 16px;
        }

        .wxmha-footer-group ul {
            list-style: none;
        }

        .wxmha-footer-group li {
            margin-bottom: 12px;
        }

        .wxmha-footer-group a {
            color: inherit;
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s;
        }

        .wxmha-footer-group a:hover {
            color: var(--wxmha-white);
        }

        .wxmha-copyright {
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
            font-size: 12px;
        }

        /* 响应式适配 */
        @media (max-width: 768px) {
            .wxmha-menu {
                display: none; /* 简化处理，实际开发可加汉堡菜单 */
            }
            .wxmha-hero-text {
                padding-right: 0;
                text-align: center;
                margin-bottom: 48px;
            }
            .wxmha-hero-subtitle {
                margin: 0 auto 40px;
            }
            .wxmha-eco-item, .wxmha-eco-item:nth-child(even) {
                flex-direction: column;
                gap: 32px;
            }
        }