:root {
            --hhx9et-primary: #188fff;
            --hhx9et-primary-dark: #1167b1;
            --hhx9et-secondary: #2c3e50;
            --hhx9et-accent: #00d2ff;
            --hhx9et-bg-light: #f8fafc;
            --hhx9et-text-main: #334155;
            --hhx9et-text-muted: #64748b;
            --hhx9et-white: #ffffff;
            --hhx9et-glass: rgba(255, 255, 255, 0.8);
            --hhx9et-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            --hhx9et-radius: 16px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--hhx9et-text-main);
            background-color: var(--hhx9et-bg-light);
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* Layout Container */
        .hhx9et-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* Navigation */
        .hhx9et-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: var(--hhx9et-glass);
            backdrop-filter: blur(12px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        .hhx9et-nav-wrapper {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            min-width: 0;
        }

        .hhx9et-logo {
            flex: 0 0 auto;
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .hhx9et-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .hhx9et-nav-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 8px;
            min-width: 0;
        }

        .hhx9et-nav-menu li {
            min-width: 0;
        }

        .hhx9et-nav-menu a {
            text-decoration: none;
            color: var(--hhx9et-secondary);
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            transition: all 0.2s ease;
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .hhx9et-nav-menu a:hover {
            background: rgba(24, 143, 255, 0.08);
            color: var(--hhx9et-primary);
        }

        .hhx9et-nav-menu a.hhx9et-active {
            color: var(--hhx9et-white);
            background: var(--hhx9et-primary);
        }

        /* Hero Section - Unique Layered Design */
        .hhx9et-hero {
            padding: 160px 0 80px;
            background: linear-gradient(135deg, #ffffff 0%, #eef6ff 100%);
            position: relative;
            overflow: hidden;
        }

        .hhx9et-hero-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
            min-width: 0;
        }

        .hhx9et-hero-content {
            flex: 1;
            min-width: 320px;
            word-break: break-word;
        }

        .hhx9et-hero-tag {
            display: inline-block;
            background: rgba(24, 143, 255, 0.1);
            color: var(--hhx9et-primary);
            padding: 6px 16px;
            border-radius: 20px;
            font-weight: 600;
            font-size: 0.85rem;
            margin-bottom: 24px;
        }

        .hhx9et-hero-title {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            line-height: 1.2;
            color: var(--hhx9et-secondary);
            margin-bottom: 24px;
            font-weight: 800;
        }

        .hhx9et-hero-subtitle {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            color: var(--hhx9et-text-muted);
            margin-bottom: 32px;
            max-width: 600px;
        }

        .hhx9et-hero-visual {
            flex: 1;
            min-width: 320px;
            display: flex;
            justify-content: center;
            position: relative;
        }

        /* Abstract CSS Illustration for Virtualization */
        .hhx9et-vbox-box {
            width: 300px;
            height: 240px;
            background: var(--hhx9et-white);
            border-radius: var(--hhx9et-radius);
            box-shadow: var(--hhx9et-shadow);
            position: relative;
            border: 1px solid rgba(0, 0, 0, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            padding: 20px;
        }

        .hhx9et-vbox-layer {
            width: 80%;
            height: 20px;
            background: var(--hhx9et-primary);
            margin: 10px 0;
            border-radius: 4px;
            opacity: 0.8;
            transition: transform 0.3s ease;
        }

        .hhx9et-vbox-box:hover .hhx9et-vbox-layer {
            transform: translateY(-5px);
            background: var(--hhx9et-accent);
        }

        /* Installation Grid Section */
        .hhx9et-section {
            padding: 96px 0;
        }

        .hhx9et-section-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .hhx9et-section-title {
            font-size: 2.5rem;
            color: var(--hhx9et-secondary);
            margin-bottom: 16px;
        }

        .hhx9et-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .hhx9et-card {
            background: var(--hhx9et-white);
            padding: 40px;
            border-radius: var(--hhx9et-radius);
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
            transition: all 0.3s ease;
            border: 1px solid rgba(0, 0, 0, 0.03);
            min-width: 0;
        }

        .hhx9et-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--hhx9et-shadow);
        }

        .hhx9et-card-icon {
            width: 56px;
            height: 56px;
            background: var(--hhx9et-bg-light);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            color: var(--hhx9et-primary);
            font-size: 1.5rem;
            font-weight: bold;
        }

        .hhx9et-card h3 {
            margin-bottom: 16px;
            font-size: 1.4rem;
            color: var(--hhx9et-secondary);
        }

        /* Deployment Scenarios Section */
        .hhx9et-deployment-box {
            background: var(--hhx9et-secondary);
            color: var(--hhx9et-white);
            border-radius: 24px;
            padding: 64px 48px;
            margin-top: 48px;
        }

        .hhx9et-scenario-item {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-bottom: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            min-width: 0;
        }

        .hhx9et-scenario-item:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }

        .hhx9et-scenario-label {
            flex: 0 0 200px;
            min-width: 0;
        }

        .hhx9et-scenario-label h4 {
            color: var(--hhx9et-accent);
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        .hhx9et-scenario-content {
            flex: 1;
            min-width: 300px;
        }

        .hhx9et-usecases {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 16px;
        }

        .hhx9et-badge {
            background: rgba(255, 255, 255, 0.1);
            padding: 4px 12px;
            border-radius: 4px;
            font-size: 0.85rem;
        }

        .hhx9et-config-note {
            background: rgba(0, 0, 0, 0.2);
            padding: 16px;
            border-left: 4px solid var(--hhx9et-primary);
            border-radius: 4px;
            font-size: 0.9rem;
            color: #cbd5e1;
        }

        /* Footer */
        .hhx9et-footer {
            background: #f1f5f9;
            padding: 80px 0 40px;
            border-top: 1px solid #e2e8f0;
        }

        .hhx9et-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            margin-bottom: 64px;
        }

        .hhx9et-footer-brand h2 {
            font-size: 1.5rem;
            margin-bottom: 16px;
            color: var(--hhx9et-secondary);
        }

        .hhx9et-footer-links h4 {
            margin-bottom: 24px;
            font-size: 1rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .hhx9et-footer-links ul {
            list-style: none;
        }

        .hhx9et-footer-links li {
            margin-bottom: 12px;
        }

        .hhx9et-footer-links a {
            text-decoration: none;
            color: var(--hhx9et-text-muted);
            transition: color 0.2s;
        }

        .hhx9et-footer-links a:hover {
            color: var(--hhx9et-primary);
        }

        .hhx9et-copyright {
            text-align: center;
            padding-top: 40px;
            border-top: 1px solid #e2e8f0;
            font-size: 0.9rem;
            color: var(--hhx9et-text-muted);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hhx9et-nav-menu {
                display: none; /* In real project, implement hamburger */
            }
            .hhx9et-hero {
                padding: 120px 0 60px;
                text-align: center;
            }
            .hhx9et-hero-inner {
                flex-direction: column;
            }
            .hhx9et-hero-visual {
                order: -1;
            }
            .hhx9et-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Animations */
        .hhx9et-fade-in {
            animation: hhx9etFadeIn 0.8s ease forwards;
        }

        @keyframes hhx9etFadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }