:root {
            --primary: #1d4ed8;
            --secondary: #3b82f6;
            --accent: #f97316;
            --bg-light: #f8fafc;
            --text-dark: #1e293b;
            --text-gray: #64748b;
            --white: #ffffff;
            --gap: 8px;
        }

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

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

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

        /* 导航区域 */
        .x_p5z-curijiq {
            background: var(--white);
            border-bottom: 1px solid #e2e8f0;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 0 24px;
        }

        .x_p5z-qifivi {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            flex-wrap: wrap;
        }

        .x_p5z-logo {
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .x_p5z-logo img {
            height: 32px;
            width: auto;
        }

        .x_p5z-asizigi {
            display: flex;
            gap: 24px;
            min-width: 0;
            flex-wrap: wrap;
        }

        .x_p5z-asizigi a {
            font-size: 15px;
            color: var(--text-gray);
            font-weight: 500;
        }

        .x_p5z-asizigi a:hover, .x_p5z-asizigi a.x_p5z-active {
            color: var(--primary);
        }

        /* 展示区域 (Hero) */
        .x_p5z-ulufup {
            background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
            padding: 96px 24px;
            text-align: center;
        }

        .x_p5z-ehewu {
            max-width: 900px;
            margin: 0 auto;
        }

        .x_p5z-ayepu h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            line-height: 1.2;
            margin-bottom: 24px;
            color: var(--text-dark);
            font-weight: 800;
        }

        .x_p5z-ayepu p {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            color: var(--text-gray);
            margin-bottom: 48px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        /* 下载卡片容器 */
        .x_p5z-iwaben {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: center;
            max-width: 1200px;
            margin: -64px auto 64px;
            padding: 0 24px;
        }

        .x_p5z-mojetu {
            background: var(--white);
            border-radius: 24px;
            padding: 40px;
            flex: 1;
            min-width: 300px;
            box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            border: 1px solid #f1f5f9;
        }

        .x_p5z-mojetu:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px -10px rgba(0,0,0,0.1);
        }

        .x_p5z-mojetu h3 {
            font-size: 24px;
            margin: 20px 0 12px;
            color: var(--text-dark);
        }

        .x_p5z-mojetu span {
            font-size: 14px;
            color: var(--text-gray);
            margin-bottom: 32px;
        }

        /* 按钮组件 */
        .x_p5z-bukegej {
            background: var(--primary);
            color: var(--white);
            padding: 14px 32px;
            border-radius: 12px;
            font-weight: 600;
            display: inline-block;
            transition: background 0.3s ease;
            cursor: pointer;
            border: none;
        }

        .x_p5z-bukegej:hover {
            background: var(--secondary);
        }

        .x_p5z-uwuzice {
            background: transparent;
            color: var(--primary);
            padding: 12px 28px;
            border-radius: 12px;
            font-weight: 600;
            display: inline-block;
            border: 2px solid var(--primary);
            margin-top: 16px;
        }

        .x_p5z-uwuzice:hover {
            background: rgba(29, 78, 216, 0.05);
        }

        /* 引擎介绍区域 */
        .x_p5z-iyimow {
            max-width: 1100px;
            margin: 96px auto;
            padding: 0 24px;
        }

        .x_p5z-ulawexu {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
            align-items: center;
            margin-bottom: 96px;
        }

        .x_p5z-ulawexu:nth-child(even) {
            flex-direction: row-reverse;
        }

        .x_p5z-ulawexu .x_p5z-ayepu {
            flex: 1;
            min-width: 320px;
        }

        .x_p5z-ulawexu .x_p5z-ayepu h2 {
            font-size: 32px;
            margin-bottom: 24px;
            color: var(--text-dark);
        }

        .x_p5z-ulawexu .x_p5z-ayepu ul {
            list-style: none;
            margin-top: 24px;
        }

        .x_p5z-ulawexu .x_p5z-ayepu li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 16px;
            color: var(--text-gray);
        }

        .x_p5z-ulawexu .x_p5z-ayepu li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: bold;
        }

        /* 页脚区域 */
        .x_p5z-fire {
            background: #0f172a;
            color: #94a3b8;
            padding: 80px 24px 40px;
        }

        .x_p5z-axuj {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .x_p5z-axuj .x_p5z-ulawexu {
            margin-bottom: 0;
            flex-direction: column;
            align-items: flex-start;
            gap: 16px;
            min-width: 200px;
        }

        .x_p5z-axuj h4 {
            color: var(--white);
            font-size: 18px;
            margin-bottom: 8px;
        }

        .x_p5z-axuj a {
            font-size: 14px;
        }

        .x_p5z-axuj a:hover {
            color: var(--white);
        }

        .x_p5z-fire-bottom {
            max-width: 1400px;
            margin: 64px auto 0;
            padding-top: 32px;
            border-top: 1px solid #1e293b;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
            font-size: 13px;
        }

        @media (max-width: 768px) {
            .x_p5z-asizigi {
                display: none;
            }
            .x_p5z-mojetu {
                min-width: 100%;
            }
            .x_p5z-ulawexu {
                gap: 32px;
            }
        }

        /* 装饰背景 */
        .x_p5z-visual-box {
            background: var(--white);
            border-radius: 16px;
            height: 300px;
            flex: 1;
            min-width: 320px;
            box-shadow: inset 0 0 20px rgba(0,0,0,0.02);
            border: 1px solid #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #cbd5e1;
            text-transform: uppercase;
            letter-spacing: 2px;
        }