:root {
            --wpdfwwk-primary: #ff4d15;
            --wpdfwwk-secondary: #2b5aed;
            --wpdfwwk-bg: #f8fafc;
            --wpdfwwk-text: #1e293b;
            --wpdfwwk-white: #ffffff;
            --wpdfwwk-gap: 8px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--wpdfwwk-text);
            background-color: var(--wpdfwwk-bg);
            line-height: 1.6;
            word-break: break-word;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        /* 导航栏复用样式 */
        .wpdfwwk-eley {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }
        .wpdfwwk-owas {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
        }
        .wpdfwwk-logo img {
            height: 32px;
        }
        .wpdfwwk-exazi {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 24px;
        }
        .wpdfwwk-exazi li a {
            font-size: 15px;
            font-weight: 500;
            color: #4b5563;
        }
        .wpdfwwk-exazi li a:hover, .wpdfwwk-exazi li a.active {
            color: var(--wpdfwwk-primary);
        }

        /* 核心展示区 */
        .wpdfwwk-ubigav {
            padding: 80px 24px;
            background: radial-gradient(circle at top right, #fff5f2, transparent), radial-gradient(circle at bottom left, #f0f4ff, transparent);
            text-align: center;
        }

        .wpdfwwk-iletot {
            max-width: 1100px;
            margin: 0 auto;
        }

        .wpdfwwk-ubigav h1 {
            font-size: clamp(2rem, 5vw + 1rem, 3.5rem);
            font-weight: 850;
            letter-spacing: -0.02em;
            line-height: 1.1;
            margin-bottom: 24px;
            color: #0f172a;
        }

        .wpdfwwk-ubigav p {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            color: #64748b;
            max-width: 800px;
            margin: 0 auto 48px;
        }

        /* 下载卡片组 */
        .wpdfwwk-riyehad {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: center;
            margin-bottom: 96px;
        }

        .wpdfwwk-ozoviw {
            flex: 1;
            min-width: 300px;
            background: var(--wpdfwwk-white);
            border-radius: 24px;
            padding: 40px;
            box-shadow: 0 10px 30px -10px rgba(0,0,0,0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
            border: 1px solid #f1f5f9;
        }

        .wpdfwwk-ozoviw:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px -15px rgba(255, 77, 21, 0.15);
        }

        .wpdfwwk-ozoviw h3 {
            font-size: 24px;
            margin-bottom: 16px;
            color: #1e293b;
        }

        .wpdfwwk-afixop {
            font-size: 14px;
            color: #94a3b8;
            margin-bottom: 32px;
        }

        .wpdfwwk-rosiy {
            display: inline-block;
            background: var(--wpdfwwk-primary);
            color: var(--wpdfwwk-white);
            padding: 16px 48px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 18px;
            box-shadow: 0 4px 14px 0 rgba(255, 77, 21, 0.39);
        }

        .wpdfwwk-rosiy:hover {
            background: #e63e00;
            box-shadow: 0 6px 20px rgba(255, 77, 21, 0.23);
        }

        .wpdfwwk-equvec {
            margin-top: 16px;
            font-size: 14px;
            color: var(--wpdfwwk-secondary);
            font-weight: 500;
        }

        /* 功能分发区 */
        .wpdfwwk-ageheb {
            background: var(--wpdfwwk-white);
            padding: 96px 24px;
            border-radius: 64px 64px 0 0;
        }

        .wpdfwwk-jajes {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
            gap: 48px;
        }

        .wpdfwwk-ozoviw-v2 {
            padding: 24px;
        }

        .wpdfwwk-ozoviw-v2 h4 {
            font-size: 22px;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--wpdfwwk-primary);
        }

        .wpdfwwk-ozoviw-v2 ul {
            list-style: none;
        }

        .wpdfwwk-ozoviw-v2 li {
            margin-bottom: 24px;
        }

        .wpdfwwk-ozoviw-v2 strong {
            display: block;
            font-size: 17px;
            margin-bottom: 4px;
            color: #334155;
        }

        .wpdfwwk-ozoviw-v2 span {
            font-size: 15px;
            color: #64748b;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .wpdfwwk-exazi {
                display: none; /* 简化移动端，实际应有汉堡菜单 */
            }
            .wpdfwwk-riyehad {
                flex-direction: column;
            }
            .wpdfwwk-ozoviw {
                min-width: 100%;
            }
            .wpdfwwk-jajes {
                grid-template-columns: 1fr;
            }
            .wpdfwwk-ubigav {
                padding: 48px 20px;
            }
        }

        /* 页脚 */
        .wpdfwwk-uxehu {
            background: #0f172a;
            color: #94a3b8;
            padding: 64px 24px 32px;
        }

        .wpdfwwk-idixas {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
            border-bottom: 1px solid #1e293b;
            padding-bottom: 40px;
            margin-bottom: 32px;
        }

        .wpdfwwk-idixas h5 {
            color: var(--wpdfwwk-white);
            font-size: 18px;
            margin-bottom: 24px;
        }

        .wpdfwwk-idixas ul {
            list-style: none;
        }

        .wpdfwwk-idixas li {
            margin-bottom: 12px;
        }

        .wpdfwwk-idixas a:hover {
            color: var(--wpdfwwk-white);
        }

        .wpdfwwk-brand-text {
            font-size: 24px;
            font-weight: 700;
            color: var(--wpdfwwk-white);
            margin-bottom: 16px;
        }

        .wpdfwwk-copyright {
            text-align: center;
            font-size: 14px;
        }