:root {
            --h5hz5o-bg-dark: #202124;
            --h5hz5o-bg-darker: #171717;
            --h5hz5o-accent: #8ab4f8;
            --h5hz5o-text-main: #e8eaed;
            --h5hz5o-text-dim: #9aa0a6;
            --h5hz5o-white: #ffffff;
            --h5hz5o-spacing-unit: 8px;
            --h5hz5o-container-width: 1100px;
            --h5hz5o-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background-color: var(--h5hz5o-bg-dark);
            color: var(--h5hz5o-text-main);
            line-height: 1.7;
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* Typography */
        h1, h2, h3 {
            line-height: 1.2;
            font-weight: 700;
            color: var(--h5hz5o-white);
            white-space: normal;
            word-break: keep-all;
        }

        p {
            word-break: break-word;
            overflow-wrap: break-word;
            line-height: 1.8;
            font-size: clamp(1rem, 0.5vw + 0.8rem, 1.1rem);
        }

        /* Navigation */
        .h5hz5o-header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(32, 33, 36, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .h5hz5o-nav-container {
            max-width: var(--h5hz5o-container-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding: 16px 24px;
        }

        .h5hz5o-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .h5hz5o-logo img {
            height: 32px;
            display: block;
        }

        .h5hz5o-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 24px;
            min-width: 0;
        }

        .h5hz5o-menu-item a {
            text-decoration: none;
            color: var(--h5hz5o-text-dim);
            font-size: 14px;
            font-weight: 500;
            transition: var(--h5hz5o-transition);
            padding: 8px 0;
            position: relative;
        }

        .h5hz5o-menu-item a:hover {
            color: var(--h5hz5o-accent);
        }

        .h5hz5o-menu-item a.active {
            color: var(--h5hz5o-white);
        }

        .h5hz5o-menu-item a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--h5hz5o-accent);
        }

        /* Hero Section */
        .h5hz5o-hero {
            padding: 160px 24px 96px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            text-align: center;
            background: radial-gradient(circle at center, #2c2d30 0%, #202124 70%);
        }

        .h5hz5o-hero-content {
            max-width: 800px;
            min-width: 0;
        }

        .h5hz5o-hero-badge {
            display: inline-block;
            background: rgba(138, 180, 248, 0.1);
            color: var(--h5hz5o-accent);
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 14px;
            margin-bottom: 24px;
            border: 1px solid rgba(138, 180, 248, 0.2);
        }

        .h5hz5o-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4rem);
            margin-bottom: 24px;
            letter-spacing: -1px;
        }

        .h5hz5o-hero-subtitle {
            font-size: clamp(1.1rem, 2vw + 0.5rem, 1.4rem);
            color: var(--h5hz5o-text-dim);
            margin-bottom: 48px;
        }

        .h5hz5o-btn-primary {
            display: inline-block;
            background: var(--h5hz5o-accent);
            color: var(--h5hz5o-bg-dark);
            padding: 16px 40px;
            border-radius: 30px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--h5hz5o-transition);
            box-shadow: 0 4px 15px rgba(138, 180, 248, 0.3);
        }

        .h5hz5o-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(138, 180, 248, 0.4);
            background: var(--h5hz5o-white);
        }

        /* Technical Grid */
        .h5hz5o-tech-section {
            padding: 96px 24px;
            max-width: var(--h5hz5o-container-width);
            margin: 0 auto;
        }

        .h5hz5o-section-header {
            margin-bottom: 64px;
            text-align: center;
        }

        .h5hz5o-tech-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .h5hz5o-tech-card {
            background: var(--h5hz5o-bg-darker);
            padding: 40px;
            border-radius: 16px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: var(--h5hz5o-transition);
            min-width: 0;
        }

        .h5hz5o-tech-card:hover {
            border-color: var(--h5hz5o-accent);
            transform: translateY(-8px);
        }

        .h5hz5o-tech-icon {
            font-size: 32px;
            margin-bottom: 24px;
            color: var(--h5hz5o-accent);
        }

        .h5hz5o-tech-name {
            font-size: 20px;
            margin-bottom: 16px;
        }

        .h5hz5o-tech-desc {
            color: var(--h5hz5o-text-dim);
            font-size: 15px;
            margin-bottom: 24px;
        }

        .h5hz5o-tech-metric {
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: var(--h5hz5o-accent);
            font-weight: 500;
        }

        /* Shield Showcase */
        .h5hz5o-shield-section {
            padding: 96px 0;
            background: #1a1b1e;
        }

        .h5hz5o-shield-item {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            max-width: var(--h5hz5o-container-width);
            margin: 0 auto 96px;
            padding: 0 24px;
            gap: 64px;
        }

        .h5hz5o-shield-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .h5hz5o-shield-image {
            flex: 1 1 450px;
            min-width: 0;
        }

        .h5hz5o-shield-image img {
            width: 100%;
            border-radius: 12px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
        }

        .h5hz5o-shield-info {
            flex: 1 1 400px;
            min-width: 0;
        }

        .h5hz5o-shield-tag {
            color: var(--h5hz5o-accent);
            text-transform: uppercase;
            font-size: 12px;
            letter-spacing: 2px;
            margin-bottom: 16px;
            display: block;
        }

        .h5hz5o-shield-title {
            font-size: 32px;
            margin-bottom: 24px;
        }

        .h5hz5o-shield-mechanism {
            margin-bottom: 24px;
            color: var(--h5hz5o-text-dim);
        }

        /* FAQ Section */
        .h5hz5o-faq-section {
            padding: 96px 24px;
            max-width: 800px;
            margin: 0 auto;
        }

        .h5hz5o-faq-item {
            margin-bottom: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            min-width: 0;
        }

        .h5hz5o-question {
            font-size: 18px;
            margin-bottom: 16px;
            color: var(--h5hz5o-white);
            display: flex;
            align-items: flex-start;
        }

        .h5hz5o-question::before {
            content: "Q";
            color: var(--h5hz5o-accent);
            margin-right: 16px;
            font-weight: 800;
        }

        .h5hz5o-answer {
            color: var(--h5hz5o-text-dim);
            padding-left: 30px;
        }

        /* Footer */
        .h5hz5o-footer {
            background: var(--h5hz5o-bg-darker);
            padding: 64px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .h5hz5o-footer-content {
            max-width: var(--h5hz5o-container-width);
            margin: 0 auto;
            text-align: center;
        }

        .h5hz5o-footer-brand {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--h5hz5o-white);
        }

        .h5hz5o-footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 32px;
            margin-bottom: 32px;
            list-style: none;
        }

        .h5hz5o-footer-links a {
            color: var(--h5hz5o-text-dim);
            text-decoration: none;
            font-size: 14px;
            transition: var(--h5hz5o-transition);
        }

        .h5hz5o-footer-links a:hover {
            color: var(--h5hz5o-accent);
        }

        .h5hz5o-copyright {
            color: #5f6368;
            font-size: 12px;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .h5hz5o-nav-container {
                flex-direction: column;
                gap: 16px;
            }
            .h5hz5o-menu {
                justify-content: center;
                gap: 12px;
            }
            .h5hz5o-hero {
                padding-top: 180px;
            }
            .h5hz5o-shield-item {
                gap: 32px;
                margin-bottom: 64px;
            }
            .h5hz5o-tech-grid {
                grid-template-columns: 1fr;
            }
        }