:root {
            --rc1gu-primary: #0052cc;
            --rc1gu-primary-dark: #0747a6;
            --rc1gu-accent: #00b8d9;
            --rc1gu-bg: #f4f5f7;
            --rc1gu-text: #172b4d;
            --rc1gu-text-light: #6b778c;
            --rc1gu-white: #ffffff;
            --rc1gu-glass: rgba(255, 255, 255, 0.8);
            --rc1gu-shadow: 0 8px 32px rgba(9, 30, 66, 0.12);
            --rc1gu-radius: 16px;
            --rc1gu-container: 1400px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--rc1gu-text);
            background-color: var(--rc1gu-bg);
            line-height: 1.6;
            overflow-x: hidden;
            word-break: break-word;
        }

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

        p {
            line-height: 1.8;
            font-size: clamp(1rem, 1vw + 0.5rem, 1.125rem);
        }

        .rc1gu-container {
            max-width: var(--rc1gu-container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Navigation */
        .rc1gu-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: var(--rc1gu-glass);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        .rc1gu-nav-wrapper {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            min-width: 0;
        }

        .rc1gu-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .rc1gu-logo img {
            height: 32px;
            display: block;
        }

        .rc1gu-nav-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 16px;
            min-width: 0;
        }

        .rc1gu-nav-item a {
            text-decoration: none;
            color: var(--rc1gu-text);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 8px;
            transition: all 0.2s;
            font-size: 0.95rem;
        }

        .rc1gu-nav-item a:hover {
            color: var(--rc1gu-primary);
            background: rgba(0, 82, 204, 0.05);
        }

        .rc1gu-nav-item a.rc1gu-active {
            color: var(--rc1gu-white);
            background: var(--rc1gu-primary);
        }

        /* Hero Section - Unique Floating Layout */
        .rc1gu-hero {
            padding: 160px 0 96px;
            background: radial-gradient(circle at 80% 20%, rgba(0, 184, 217, 0.1), transparent),
                        radial-gradient(circle at 20% 80%, rgba(0, 82, 204, 0.1), transparent);
            position: relative;
        }

        .rc1gu-hero-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
            min-width: 0;
        }

        .rc1gu-hero-content {
            flex: 1 1 500px;
            min-width: 0;
        }

        .rc1gu-hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(0, 82, 204, 0.1);
            color: var(--rc1gu-primary);
            border-radius: 20px;
            font-weight: 600;
            font-size: 0.875rem;
            margin-bottom: 24px;
        }

        .rc1gu-hero-title {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 800;
            margin-bottom: 24px;
            color: var(--rc1gu-text);
            background: linear-gradient(135deg, #172b4d 0%, #0052cc 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .rc1gu-hero-subtitle {
            font-size: 1.25rem;
            color: var(--rc1gu-text-light);
            margin-bottom: 40px;
            max-width: 600px;
        }

        .rc1gu-download-box {
            flex: 1 1 400px;
            min-width: 0;
            background: var(--rc1gu-white);
            padding: 48px;
            border-radius: 24px;
            box-shadow: var(--rc1gu-shadow);
            border: 1px solid rgba(255, 255, 255, 0.4);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

        .rc1gu-download-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 6px;
            background: linear-gradient(90deg, var(--rc1gu-primary), var(--rc1gu-accent));
        }

        .rc1gu-version-info {
            margin-bottom: 24px;
        }

        .rc1gu-version-tag {
            font-size: 0.875rem;
            color: var(--rc1gu-text-light);
        }

        .rc1gu-btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 18px 48px;
            background: linear-gradient(135deg, var(--rc1gu-primary) 0%, var(--rc1gu-primary-dark) 100%);
            color: var(--rc1gu-white);
            text-decoration: none;
            border-radius: 12px;
            font-weight: 600;
            font-size: 1.125rem;
            transition: all 0.3s;
            box-shadow: 0 4px 14px rgba(0, 82, 204, 0.4);
            margin-bottom: 16px;
            width: 100%;
        }

        .rc1gu-btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 82, 204, 0.6);
        }

        .rc1gu-os-support {
            font-size: 0.8rem;
            color: var(--rc1gu-text-light);
        }

        /* Enterprise Armor Section */
        .rc1gu-security {
            padding: 96px 0;
            background: var(--rc1gu-white);
        }

        .rc1gu-section-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .rc1gu-section-title {
            font-size: clamp(2rem, 3vw, 2.5rem);
            margin-bottom: 16px;
        }

        .rc1gu-security-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .rc1gu-security-card {
            padding: 40px;
            background: var(--rc1gu-bg);
            border-radius: var(--rc1gu-radius);
            transition: transform 0.3s;
            border: 1px solid transparent;
        }

        .rc1gu-security-card:hover {
            transform: translateY(-8px);
            border-color: var(--rc1gu-primary);
            background: var(--rc1gu-white);
            box-shadow: var(--rc1gu-shadow);
        }

        .rc1gu-sec-level {
            font-weight: 700;
            color: var(--rc1gu-primary);
            margin-bottom: 12px;
            display: block;
        }

        .rc1gu-sec-detail {
            color: var(--rc1gu-text);
            margin-bottom: 16px;
            font-weight: 500;
        }

        .rc1gu-sec-impl {
            font-size: 0.9rem;
            color: var(--rc1gu-text-light);
        }

        /* Industry Solutions Section - Asymmetric Grid */
        .rc1gu-solutions {
            padding: 96px 0;
            background: #091e42;
            color: var(--rc1gu-white);
        }

        .rc1gu-solutions-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            min-width: 0;
        }

        .rc1gu-solution-item {
            flex: 1 1 380px;
            min-width: 0;
            background: rgba(255, 255, 255, 0.05);
            padding: 48px;
            border-radius: 24px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all 0.3s;
        }

        .rc1gu-solution-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--rc1gu-accent);
        }

        .rc1gu-sol-sector {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 24px;
            color: var(--rc1gu-accent);
        }

        .rc1gu-sol-workflow {
            margin-bottom: 24px;
            font-size: 1rem;
            opacity: 0.9;
        }

        .rc1gu-sol-advantage {
            font-size: 0.9rem;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--rc1gu-accent);
        }

        /* Dynamic Content Section */
        .rc1gu-dynamic {
            padding: 96px 0;
        }

        .rc1gu-news-list {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            min-width: 0;
        }

        .rc1gu-news-card {
            flex: 1 1 300px;
            min-width: 0;
            background: var(--rc1gu-white);
            border-radius: 12px;
            padding: 24px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }

        /* Footer */
        .rc1gu-footer {
            padding: 64px 0;
            background: var(--rc1gu-white);
            border-top: 1px solid rgba(0, 0, 0, 0.05);
            text-align: center;
        }

        .rc1gu-footer-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--rc1gu-primary);
            margin-bottom: 16px;
        }

        .rc1gu-footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 24px;
            list-style: none;
            margin-bottom: 32px;
        }

        .rc1gu-footer-links a {
            text-decoration: none;
            color: var(--rc1gu-text-light);
            transition: color 0.2s;
        }

        .rc1gu-footer-links a:hover {
            color: var(--rc1gu-primary);
        }

        .rc1gu-copyright {
            font-size: 0.875rem;
            color: var(--rc1gu-text-light);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .rc1gu-hero-grid {
                flex-direction: column;
                text-align: center;
            }
            .rc1gu-hero-subtitle {
                margin: 0 auto 40px;
            }
        }

        @media (max-width: 768px) {
            .rc1gu-nav-menu {
                display: none; /* In a real scenario, use a hamburger menu */
            }
            .rc1gu-hero {
                padding: 120px 0 64px;
            }
            .rc1gu-security-grid {
                grid-template-columns: 1fr;
            }
        }