:root {
            --u25mzy-primary: #D42323;
            --u25mzy-primary-hover: #B01B1B;
            --u25mzy-text-dark: #1D1D1F;
            --u25mzy-text-light: #6E6E73;
            --u25mzy-bg-white: #FFFFFF;
            --u25mzy-bg-soft: #F5F5F7;
            --u25mzy-transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --u25mzy-shadow: 0 10px 30px rgba(0,0,0,0.05);
            --u25mzy-max-width: 1320px;
        }

        * {
            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(--u25mzy-text-dark);
            background-color: var(--u25mzy-bg-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* Typography */
        h1, h2, h3 {
            line-height: 1.2;
            word-break: keep-all;
            white-space: normal;
        }

        .u25mzy-fluid-h1 { font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem); font-weight: 800; letter-spacing: -0.02em; }
        .u25mzy-fluid-h2 { font-size: clamp(2rem, 3vw + 1rem, 3rem); font-weight: 700; }
        .u25mzy-fluid-p { font-size: clamp(1rem, 0.5vw + 0.8rem, 1.25rem); color: var(--u25mzy-text-light); line-height: 1.8; }

        /* Layout Helpers */
        .u25mzy-container {
            max-width: var(--u25mzy-max-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        .u25mzy-flex { display: flex; flex-wrap: wrap; }
        .u25mzy-flex-child { min-width: 0; }

        /* Navigation */
        .u25mzy-header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: var(--u25mzy-transition);
        }

        .u25mzy-nav-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 72px;
        }

        .u25mzy-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }

        .u25mzy-logo img {
            height: 32px;
            width: auto;
        }

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

        .u25mzy-nav-link {
            text-decoration: none;
            color: var(--u25mzy-text-dark);
            font-size: 15px;
            font-weight: 500;
            transition: var(--u25mzy-transition);
            padding: 8px 4px;
            position: relative;
        }

        .u25mzy-nav-link:hover { color: var(--u25mzy-primary); }

        .u25mzy-nav-link.active {
            color: var(--u25mzy-primary);
        }

        .u25mzy-nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--u25mzy-primary);
        }

        /* Hero Section */
        .u25mzy-hero {
            padding-top: 72px;
            min-height: 90vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            background: #000;
        }

        .u25mzy-hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.6;
            z-index: 1;
        }

        .u25mzy-hero-content {
            position: relative;
            z-index: 2;
            color: white;
            max-width: 800px;
            padding: 64px 0;
        }

        .u25mzy-hero-tag {
            background: var(--u25mzy-primary);
            color: white;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 24px;
        }

        .u25mzy-hero h1 { margin-bottom: 24px; word-break: break-word; }
        .u25mzy-hero p { color: rgba(255,255,255,0.8); margin-bottom: 40px; max-width: 600px; }

        .u25mzy-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 16px 40px;
            border-radius: 12px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--u25mzy-transition);
            cursor: pointer;
            border: none;
        }

        .u25mzy-btn-primary {
            background: var(--u25mzy-primary);
            color: white;
            box-shadow: 0 10px 20px rgba(212, 35, 35, 0.3);
        }

        .u25mzy-btn-primary:hover {
            transform: translateY(-3px);
            background: var(--u25mzy-primary-hover);
            box-shadow: 0 15px 30px rgba(212, 35, 35, 0.4);
        }

        /* Scenario Solutions Section */
        .u25mzy-section {
            padding: 96px 0;
            background: var(--u25mzy-bg-white);
        }

        .u25mzy-section-header {
            text-align: center;
            max-width: 800px;
            margin: 0 auto 64px;
        }

        .u25mzy-grid-solutions {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 32px;
        }

        .u25mzy-card-solution {
            background: var(--u25mzy-bg-soft);
            border-radius: 24px;
            padding: 48px;
            transition: var(--u25mzy-transition);
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(0,0,0,0.03);
            min-width: 0;
        }

        .u25mzy-card-solution:hover {
            background: white;
            box-shadow: 0 30px 60px rgba(0,0,0,0.08);
            transform: translateY(-8px);
        }

        .u25mzy-solution-id {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--u25mzy-primary);
            margin-bottom: 16px;
            font-weight: 700;
        }

        .u25mzy-solution-title {
            font-size: 28px;
            margin-bottom: 24px;
            color: var(--u25mzy-text-dark);
        }

        .u25mzy-pain-points {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 32px;
        }

        .u25mzy-tag {
            background: rgba(0,0,0,0.05);
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 13px;
            color: var(--u25mzy-text-light);
        }

        .u25mzy-solution-detail {
            border-top: 1px solid rgba(0,0,0,0.08);
            padding-top: 24px;
            margin-top: auto;
        }

        .u25mzy-stack {
            font-weight: 600;
            color: var(--u25mzy-text-dark);
            margin-bottom: 8px;
            font-size: 14px;
        }

        .u25mzy-capability {
            margin-top: 16px;
            padding: 12px;
            background: rgba(212, 35, 35, 0.05);
            border-left: 3px solid var(--u25mzy-primary);
            font-size: 14px;
            color: var(--u25mzy-primary);
        }

        /* Feature Sections - Alternating */
        .u25mzy-feature-block {
            padding: 96px 0;
            overflow: hidden;
        }

        .u25mzy-feature-row {
            display: flex;
            align-items: center;
            gap: 64px;
            flex-wrap: wrap;
        }

        .u25mzy-feature-row.reverse { flex-direction: row-reverse; }

        .u25mzy-feature-text { flex: 1; min-width: 320px; }
        .u25mzy-feature-image { flex: 1.2; min-width: 320px; position: relative; }

        .u25mzy-feature-image img {
            width: 100%;
            height: auto;
            border-radius: 24px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.1);
            transition: var(--u25mzy-transition);
        }

        .u25mzy-feature-image:hover img { transform: scale(1.02); }

        /* Customer Success Section */
        .u25mzy-success-section {
            background: #111;
            color: white;
            padding: 120px 0;
        }

        .u25mzy-success-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 48px;
            margin-top: 64px;
        }

        .u25mzy-success-item {
            border-left: 1px solid rgba(255,255,255,0.1);
            padding-left: 32px;
        }

        .u25mzy-success-entity {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--u25mzy-primary);
        }

        .u25mzy-success-outcome {
            margin-top: 24px;
            font-size: 32px;
            font-weight: 800;
            color: white;
        }

        /* Footer */
        .u25mzy-footer {
            background: var(--u25mzy-bg-soft);
            padding: 80px 0 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

        .u25mzy-footer-top {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            flex-wrap: wrap;
            gap: 48px;
            margin-bottom: 64px;
        }

        .u25mzy-footer-brand {
            max-width: 300px;
        }

        .u25mzy-brand-name {
            font-size: 20px;
            font-weight: 800;
            color: var(--u25mzy-text-dark);
            margin-bottom: 16px;
        }

        .u25mzy-footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 64px;
        }

        .u25mzy-footer-column h4 {
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 24px;
            color: var(--u25mzy-text-dark);
        }

        .u25mzy-footer-column ul { list-style: none; }
        .u25mzy-footer-column li { margin-bottom: 12px; }
        .u25mzy-footer-column a {
            text-decoration: none;
            color: var(--u25mzy-text-light);
            font-size: 14px;
            transition: var(--u25mzy-transition);
        }
        .u25mzy-footer-column a:hover { color: var(--u25mzy-primary); }

        .u25mzy-footer-bottom {
            padding-top: 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
            text-align: center;
            font-size: 13px;
            color: var(--u25mzy-text-light);
        }

        /* Mobile Adjustments */
        @media (max-width: 768px) {
            .u25mzy-nav-menu { display: none; }
            .u25mzy-grid-solutions { grid-template-columns: 1fr; }
            .u25mzy-feature-row { gap: 32px; }
            .u25mzy-success-outcome { font-size: 24px; }
            .u25mzy-footer-links { grid-template-columns: 1fr; gap: 32px; }
            .u25mzy-card-solution { padding: 32px; }
        }

        /* Animation enhancement */
        .u25mzy-card-solution, .u25mzy-feature-image, .u25mzy-success-item {
            transition: var(--u25mzy-transition);
        }