:root {
            --h0u505-primary: #4285F4;
            --h0u505-red: #EA4335;
            --h0u505-yellow: #FBBC05;
            --h0u505-green: #34A853;
            --h0u505-text: #202124;
            --h0u505-text-light: #5f6368;
            --h0u505-bg: #ffffff;
            --h0u505-bg-alt: #f8f9fa;
            --h0u505-border: #dadce0;
            --h0u505-radius: 16px;
            --h0u505-shadow: 0 4px 20px rgba(0,0,0,0.08);
            --h0u505-container: 1100px;
        }

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

        body {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            color: var(--h0u505-text);
            background-color: var(--h0u505-bg);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        p {
            word-break: break-word;
            overflow-wrap: break-word;
            line-height: 1.8;
            color: var(--h0u505-text-light);
        }

        /* Navigation */
        .h0u505-nav-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--h0u505-border);
        }

        .h0u505-nav-container {
            max-width: var(--h0u505-container);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .h0u505-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }

        .h0u505-logo img {
            height: 32px;
            width: auto;
        }

        .h0u505-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 16px;
        }

        .h0u505-menu-item a {
            text-decoration: none;
            color: var(--h0u505-text-light);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 8px;
            transition: all 0.3s ease;
        }

        .h0u505-menu-item a:hover {
            background: rgba(66, 133, 244, 0.05);
            color: var(--h0u505-primary);
        }

        .h0u505-menu-item.active a {
            color: var(--h0u505-primary);
            background: rgba(66, 133, 244, 0.1);
        }

        /* Hero Section */
        .h0u505-hero {
            padding: 160px 24px 96px;
            background: radial-gradient(circle at 90% 10%, rgba(66, 133, 244, 0.05) 0%, transparent 40%),
                        radial-gradient(circle at 10% 90%, rgba(52, 168, 83, 0.05) 0%, transparent 40%);
            text-align: center;
        }

        .h0u505-hero-content {
            max-width: 900px;
            margin: 0 auto;
        }

        .h0u505-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4rem);
            font-weight: 800;
            margin-bottom: 24px;
            color: var(--h0u505-text);
            letter-spacing: -1px;
        }

        .h0u505-hero-subtitle {
            font-size: clamp(1.1rem, 1.5vw + 0.5rem, 1.4rem);
            margin-bottom: 48px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .h0u505-hero-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }

        .h0u505-btn {
            padding: 16px 32px;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
            cursor: pointer;
            border: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 200px;
        }

        .h0u505-btn-primary {
            background: var(--h0u505-primary);
            color: white;
            box-shadow: 0 4px 15px rgba(66, 133, 244, 0.3);
        }

        .h0u505-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(66, 133, 244, 0.4);
        }

        /* Security Matrix Section */
        .h0u505-section {
            padding: 96px 24px;
            max-width: var(--h0u505-container);
            margin: 0 auto;
        }

        .h0u505-section-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .h0u505-section-title {
            font-size: clamp(2rem, 3vw, 2.5rem);
            margin-bottom: 16px;
        }

        .h0u505-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
        }

        .h0u505-card {
            background: var(--h0u505-bg);
            border: 1px solid var(--h0u505-border);
            border-radius: var(--h0u505-radius);
            padding: 40px;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .h0u505-card:hover {
            transform: translateY(-8px);
            border-color: var(--h0u505-primary);
            box-shadow: var(--h0u505-shadow);
        }

        .h0u505-card-icon {
            width: 48px;
            height: 48px;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            font-size: 24px;
        }

        .h0u505-card-title {
            font-size: 1.5rem;
            margin-bottom: 16px;
            color: var(--h0u505-text);
        }

        .h0u505-card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            color: var(--h0u505-primary);
            background: rgba(66, 133, 244, 0.1);
            padding: 4px 12px;
            border-radius: 20px;
            margin-top: auto;
            align-self: flex-start;
        }

        /* Milestones Timeline */
        .h0u505-timeline {
            position: relative;
            padding: 48px 0;
        }

        .h0u505-timeline-item {
            display: flex;
            flex-wrap: wrap;
            margin-bottom: 64px;
            align-items: center;
        }

        .h0u505-timeline-year {
            flex: 0 0 150px;
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--h0u505-primary);
            opacity: 0.3;
        }

        .h0u505-timeline-content {
            flex: 1;
            min-width: 300px;
            padding-left: 48px;
            border-left: 4px solid var(--h0u505-border);
        }

        .h0u505-timeline-focus {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        /* Footer */
        .h0u505-footer {
            background: var(--h0u505-bg-alt);
            padding: 96px 24px 48px;
            border-top: 1px solid var(--h0u505-border);
        }

        .h0u505-footer-container {
            max-width: var(--h0u505-container);
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
        }

        .h0u505-footer-brand-name {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 24px;
            color: var(--h0u505-text);
        }

        .h0u505-footer-links h4 {
            margin-bottom: 24px;
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .h0u505-footer-links ul {
            list-style: none;
        }

        .h0u505-footer-links li {
            margin-bottom: 12px;
        }

        .h0u505-footer-links a {
            text-decoration: none;
            color: var(--h0u505-text-light);
            font-size: 14px;
            transition: color 0.3s;
        }

        .h0u505-footer-links a:hover {
            color: var(--h0u505-primary);
        }

        .h0u505-copyright {
            margin-top: 64px;
            padding-top: 32px;
            border-top: 1px solid var(--h0u505-border);
            text-align: center;
            font-size: 14px;
            color: var(--h0u505-text-light);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .h0u505-menu {
                display: none; /* In a real site, implement a mobile burger menu */
            }
            .h0u505-timeline-year {
                flex: 0 0 100%;
                margin-bottom: 16px;
            }
            .h0u505-timeline-content {
                padding-left: 24px;
            }
            .h0u505-grid {
                grid-template-columns: 1fr;
            }
        }