:root {
            --primary-color: #1a56db;
            --accent-color: #3b82f6;
            --dark-bg: #0f172a;
            --light-bg: #f8fafc;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --white: #ffffff;
            --radius: 12px;
            --spacing-unit: 8px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: var(--text-main);
            line-height: 1.6;
            background-color: var(--white);
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* 导航复用样式 */
        .h_2rk-ubig {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid #eee;
        }

        .h_2rk-yabucaw {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            flex-wrap: wrap;
        }

        .h_2rk-logo {
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .h_2rk-logo img {
            height: 32px;
            width: auto;
        }

        .h_2rk-puciy {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .h_2rk-puciy a {
            text-decoration: none;
            color: #333;
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s;
            white-space: nowrap;
        }

        .h_2rk-puciy a:hover,
        .h_2rk-puciy a.active {
            color: var(--primary-color);
        }

        /* 独特展示区设计 */
        .h_2rk-enazixi {
            padding-top: 140px;
            padding-bottom: 96px;
            background: linear-gradient(135deg, #f0f7ff 0%, #ffffff 100%);
            overflow: hidden;
            position: relative;
        }

        .h_2rk-kucob {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

        .h_2rk-uxabobe {
            flex: 1;
            min-width: 320px;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        .h_2rk-uxabobe h1 {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            line-height: 1.2;
            color: var(--dark-bg);
            margin-bottom: 24px;
            font-weight: 800;
            white-space: normal;
        }

        .h_2rk-uxabobe p {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 600px;
        }

        .h_2rk-ujutu {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .h_2rk-viga {
            display: inline-block;
            padding: 16px 36px;
            background-color: var(--primary-color);
            color: var(--white);
            text-decoration: none;
            border-radius: var(--radius);
            font-weight: 600;
            transition: transform 0.3s, box-shadow 0.3s;
            text-align: center;
            min-width: 160px;
        }

        .h_2rk-viga:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(26, 86, 219, 0.2);
        }

        .h_2rk-viga.secondary {
            background-color: transparent;
            border: 2px solid var(--primary-color);
            color: var(--primary-color);
        }

        /* 行业场景区块 */
        .h_2rk-afoxih {
            padding: 96px 0;
            background-color: var(--white);
        }

        .h_2rk-jelos {
            text-align: center;
            margin-bottom: 64px;
            padding: 0 24px;
        }

        .h_2rk-jelos h2 {
            font-size: clamp(1.8rem, 3vw, 2.5rem);
            color: var(--dark-bg);
            margin-bottom: 16px;
        }

        .h_2rk-yabucaw.grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
            padding: 0 32px;
        }

        .h_2rk-icij {
            background: var(--light-bg);
            border-radius: 20px;
            padding: 40px;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            border: 1px solid transparent;
            min-width: 0;
        }

        .h_2rk-icij:hover {
            background: var(--white);
            border-color: #e2e8f0;
            box-shadow: 0 20px 40px rgba(0,0,0,0.05);
            transform: translateY(-8px);
        }

        .h_2rk-oboz {
            margin-bottom: 24px;
            font-size: 2.5rem;
        }

        .h_2rk-icij h3 {
            font-size: 1.5rem;
            margin-bottom: 16px;
            color: var(--dark-bg);
        }

        .h_2rk-icij p {
            color: var(--text-muted);
            font-size: 1rem;
            line-height: 1.7;
        }

        /* 动态内容区块 */
        .h_2rk-afoxih.dark {
            background-color: var(--dark-bg);
            color: var(--white);
        }

        .h_2rk-afoxih.dark .h_2rk-jelos h2, 
        .h_2rk-afoxih.dark .h_2rk-icij h3 {
            color: var(--white);
        }

        /* 页脚 */
        .h_2rk-ruro {
            background-color: #f1f5f9;
            padding: 64px 0 32px;
        }

        .h_2rk-gupo {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 32px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }

        .h_2rk-gupo div {
            flex: 1;
            min-width: 200px;
        }

        .h_2rk-gupo h4 {
            margin-bottom: 24px;
            font-size: 1.1rem;
            color: var(--dark-bg);
        }

        .h_2rk-gupo a {
            display: block;
            color: var(--text-muted);
            text-decoration: none;
            margin-bottom: 12px;
            font-size: 0.95rem;
            transition: color 0.3s;
        }

        .h_2rk-gupo a:hover {
            color: var(--primary-color);
        }

        .h_2rk-copyright {
            width: 100%;
            text-align: center;
            padding-top: 48px;
            margin-top: 48px;
            border-top: 1px solid #e2e8f0;
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        @media (max-width: 768px) {
            .h_2rk-puciy {
                display: none; /* 简化移动端，实际开发中应使用汉堡菜单 */
            }
            .h_2rk-uxabobe {
                text-align: center;
            }
            .h_2rk-ujutu {
                justify-content: center;
            }
            .h_2rk-yabucaw.grid {
                grid-template-columns: 1fr;
            }
        }