:root {
            --u25mzy-primary: #0052cc;
            --u25mzy-accent: #ff4d4f;
            --u25mzy-ai-gradient: linear-gradient(135deg, #6e8efb, #a777e3);
            --u25mzy-text-dark: #1f2329;
            --u25mzy-text-gray: #646a73;
            --u25mzy-bg-light: #f5f7fa;
            --u25mzy-white: #ffffff;
            --u25mzy-spacing-unit: 8px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            color: var(--u25mzy-text-dark);
            line-height: 1.6;
            background-color: var(--u25mzy-bg-light);
            overflow-x: hidden;
        }

        /* 导航栏设计 */
        .u25mzy-navbar {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            padding: 0 5vw;
        }

        .u25mzy-nav-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 72px;
            flex-wrap: wrap;
        }

        .u25mzy-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .u25mzy-logo img {
            height: 32px;
            display: block;
        }

        .u25mzy-nav-menu {
            display: flex;
            list-style: none;
            gap: 24px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .u25mzy-nav-item a {
            text-decoration: none;
            color: var(--u25mzy-text-gray);
            font-size: 15px;
            font-weight: 500;
            transition: color 0.3s ease;
            white-space: nowrap;
        }

        .u25mzy-nav-item a:hover,
        .u25mzy-nav-item.active a {
            color: var(--u25mzy-primary);
        }

        /* Hero 区设计 - 采用对角线分割感 */
        .u25mzy-hero {
            padding-top: 160px;
            padding-bottom: 96px;
            background: radial-gradient(circle at 90% 10%, rgba(110, 142, 251, 0.1) 0%, transparent 40%),
                        radial-gradient(circle at 10% 90%, rgba(167, 119, 227, 0.1) 0%, transparent 40%);
            text-align: center;
            position: relative;
        }

        .u25mzy-hero-content {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 24px;
            word-break: break-word;
        }

        .u25mzy-hero-title {
            font-size: clamp(2rem, 5vw + 1rem, 3.5rem);
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 24px;
            background: linear-gradient(90deg, #1f2329, #0052cc);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            word-break: keep-all;
        }

        .u25mzy-hero-subtitle {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            color: var(--u25mzy-text-gray);
            margin-bottom: 48px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        /* 场景化解决方案 - 独特瀑布流布局 */
        .u25mzy-scenario-section {
            padding: 96px 5vw;
            max-width: 1100px;
            margin: 0 auto;
        }

        .u25mzy-section-header {
            margin-bottom: 64px;
            text-align: center;
        }

        .u25mzy-grid-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .u25mzy-scenario-card {
            background: var(--u25mzy-white);
            border-radius: 24px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            display: flex;
            flex-direction: column;
            min-width: 0;
            border: 1px solid rgba(0,0,0,0.02);
        }

        .u25mzy-scenario-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,82,204,0.08);
        }

        .u25mzy-tag {
            display: inline-block;
            background: var(--u25mzy-ai-gradient);
            color: white;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 12px;
            margin-bottom: 16px;
            width: fit-content;
        }

        .u25mzy-card-title {
            font-size: 24px;
            margin-bottom: 24px;
            color: var(--u25mzy-text-dark);
            word-break: keep-all;
        }

        .u25mzy-pain-points {
            margin-bottom: 24px;
            background: #fafafa;
            padding: 16px;
            border-radius: 12px;
        }

        .u25mzy-pain-points span {
            display: block;
            font-size: 14px;
            color: #ff4d4f;
            margin-bottom: 4px;
        }

        .u25mzy-workflow {
            font-size: 15px;
            line-height: 1.8;
            color: var(--u25mzy-text-gray);
            margin-bottom: 24px;
        }

        .u25mzy-unique-box {
            margin-top: auto;
            padding-top: 20px;
            border-top: 1px dashed #eee;
            font-weight: 600;
            color: var(--u25mzy-primary);
            font-size: 14px;
        }

        /* 成功案例 - 横向滚动视觉 */
        .u25mzy-success-section {
            padding: 96px 5vw;
            background: var(--u25mzy-text-dark);
            color: var(--u25mzy-white);
        }

        .u25mzy-success-container {
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
        }

        .u25mzy-success-item {
            flex: 1 1 400px;
            min-width: 0;
            padding: 32px;
            border-left: 4px solid var(--u25mzy-primary);
            background: rgba(255,255,255,0.03);
            border-radius: 0 16px 16px 0;
        }

        .u25mzy-entity {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
            color: #6e8efb;
        }

        .u25mzy-transformation {
            font-size: 16px;
            margin-bottom: 24px;
            opacity: 0.9;
        }

        .u25mzy-outcome {
            display: flex;
            align-items: center;
            font-size: 20px;
            color: #ffc107;
            font-weight: 700;
        }

        /* 动态内容标记区块 */
        .u25mzy-dynamic-section {
            padding: 96px 5vw;
            max-width: 1100px;
            margin: 0 auto;
        }

        /* 页脚品牌区 */
        .u25mzy-footer {
            background: var(--u25mzy-white);
            padding: 64px 5vw;
            border-top: 1px solid #eee;
            text-align: center;
        }

        .u25mzy-footer-brand {
            font-size: 24px;
            font-weight: 800;
            color: var(--u25mzy-text-dark);
            margin-bottom: 16px;
        }

        .u25mzy-footer-links {
            display: flex;
            justify-content: center;
            gap: 32px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .u25mzy-footer-links a {
            text-decoration: none;
            color: var(--u25mzy-text-gray);
            font-size: 14px;
        }

        .u25mzy-copyright {
            font-size: 13px;
            color: #999;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .u25mzy-nav-menu {
                display: none; /* 简化移动端，实际项目中应使用汉堡菜单 */
            }
            .u25mzy-hero {
                padding-top: 120px;
            }
            .u25mzy-grid-container {
                grid-template-columns: 1fr;
            }
        }