:root {
            --rh3o-primary: #006699;
            --rh3o-secondary: #004a70;
            --rh3o-accent: #00b4ff;
            --rh3o-bg-light: #f8fafc;
            --rh3o-bg-dark: #0f172a;
            --rh3o-text-main: #1e293b;
            --rh3o-text-muted: #64748b;
            --rh3o-white: #ffffff;
            --rh3o-spacing-unit: 8px;
            --rh3o-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: var(--rh3o-text-main);
            background-color: var(--rh3o-bg-light);
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* Typography */
        h1, h2, h3 {
            line-height: 1.2;
            margin-bottom: calc(var(--rh3o-spacing-unit) * 2);
            white-space: normal;
        }

        h1 { font-size: clamp(2.5rem, 5vw + 1rem, 4rem); font-weight: 800; letter-spacing: -0.02em; }
        h2 { font-size: clamp(1.8rem, 3vw + 0.5rem, 2.5rem); font-weight: 700; }
        p { font-size: clamp(1rem, 0.5vw + 0.8rem, 1.125rem); margin-bottom: 1.5rem; line-height: 1.8; overflow-wrap: break-word; }

        /* Navigation */
        .rh3o-header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: var(--rh3o-transition);
        }

        .rh3o-nav-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 80px;
            flex-wrap: wrap;
        }

        .rh3o-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .rh3o-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .rh3o-nav-links {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 20px;
            min-width: 0;
        }

        .rh3o-nav-links a {
            text-decoration: none;
            color: var(--rh3o-text-main);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--rh3o-transition);
            padding: 8px 4px;
            position: relative;
        }

        .rh3o-nav-links a:hover {
            color: var(--rh3o-primary);
        }

        .rh3o-nav-links a.rh3o-active {
            color: var(--rh3o-primary);
        }

        .rh3o-nav-links a.rh3o-active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--rh3o-primary);
        }

        /* Hero Section - Unique Diagonal Layout */
        .rh3o-hero {
            padding-top: 160px;
            padding-bottom: 96px;
            background: linear-gradient(135deg, #006699 0%, #002d44 100%);
            color: var(--rh3o-white);
            clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
            margin-bottom: 64px;
        }

        .rh3o-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .rh3o-hero-content {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

        .rh3o-hero-text {
            flex: 1 1 500px;
            min-width: 0;
        }

        .rh3o-hero-visual {
            flex: 1 1 400px;
            min-width: 0;
            position: relative;
        }

        .rh3o-snapshot-stack {
            position: relative;
            height: 300px;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .rh3o-layer {
            position: absolute;
            width: 260px;
            height: 160px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 12px;
            backdrop-filter: blur(5px);
            transition: var(--rh3o-transition);
        }

        .rh3o-layer:nth-child(1) { transform: translate(-30px, -30px); z-index: 1; opacity: 0.4; }
        .rh3o-layer:nth-child(2) { transform: translate(0, 0); z-index: 2; opacity: 0.7; }
        .rh3o-layer:nth-child(3) { transform: translate(30px, 30px); z-index: 3; background: rgba(255, 255, 255, 0.2); border: 2px solid var(--rh3o-accent); }

        .rh3o-snapshot-stack:hover .rh3o-layer {
            transform: translate(0, 0) scale(1.05);
            opacity: 1;
        }

        /* Industry Matrix Section */
        .rh3o-matrix-section {
            padding: 64px 0;
            background: var(--rh3o-white);
        }

        .rh3o-grid-matrix {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
            margin-top: 48px;
        }

        .rh3o-matrix-card {
            background: var(--rh3o-bg-light);
            padding: 40px;
            border-radius: 16px;
            border: 1px solid #edf2f7;
            transition: var(--rh3o-transition);
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .rh3o-matrix-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
        }

        .rh3o-tag {
            display: inline-block;
            padding: 4px 12px;
            background: var(--rh3o-primary);
            color: white;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        /* Tutorial Content - Timeline Style */
        .rh3o-tutorial-section {
            padding: 96px 0;
        }

        .rh3o-timeline {
            position: relative;
            max-width: 800px;
            margin: 48px auto 0;
        }

        .rh3o-timeline::before {
            content: '';
            position: absolute;
            left: 20px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: #e2e8f0;
        }

        .rh3o-timeline-item {
            position: relative;
            padding-left: 60px;
            margin-bottom: 48px;
            min-width: 0;
        }

        .rh3o-timeline-marker {
            position: absolute;
            left: 0;
            top: 0;
            width: 42px;
            height: 42px;
            background: var(--rh3o-white);
            border: 3px solid var(--rh3o-primary);
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            font-weight: 800;
            color: var(--rh3o-primary);
            z-index: 2;
        }

        .rh3o-step-box {
            background: var(--rh3o-white);
            padding: 32px;
            border-radius: 12px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
            word-break: break-word;
        }

        /* CTA Section */
        .rh3o-cta {
            background: var(--rh3o-bg-dark);
            color: white;
            padding: 80px 0;
            text-align: center;
            border-radius: 24px;
            margin: 64px 32px;
        }

        .rh3o-btn {
            display: inline-block;
            padding: 16px 40px;
            background: var(--rh3o-accent);
            color: var(--rh3o-bg-dark);
            text-decoration: none;
            font-weight: 700;
            border-radius: 50px;
            transition: var(--rh3o-transition);
            margin-top: 24px;
        }

        .rh3o-btn:hover {
            background: var(--rh3o-white);
            transform: scale(1.05);
        }

        /* Footer */
        .rh3o-footer {
            background: #f1f5f9;
            padding: 64px 0 32px;
            border-top: 1px solid #e2e8f0;
        }

        .rh3o-footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 48px;
        }

        .rh3o-footer-brand {
            flex: 1 1 300px;
            min-width: 0;
        }

        .rh3o-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
            min-width: 0;
        }

        .rh3o-footer-group h4 {
            margin-bottom: 24px;
            color: var(--rh3o-text-main);
            font-size: 1.1rem;
        }

        .rh3o-footer-group ul {
            list-style: none;
        }

        .rh3o-footer-group ul li {
            margin-bottom: 12px;
        }

        .rh3o-footer-group ul li a {
            text-decoration: none;
            color: var(--rh3o-text-muted);
            transition: var(--rh3o-transition);
        }

        .rh3o-footer-group ul li a:hover {
            color: var(--rh3o-primary);
        }

        .rh3o-copyright {
            text-align: center;
            padding-top: 32px;
            border-top: 1px solid #e2e8f0;
            color: var(--rh3o-text-muted);
            font-size: 0.875rem;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .rh3o-nav-container { height: auto; padding: 16px; }
            .rh3o-nav-links { width: 100%; justify-content: center; margin-top: 16px; gap: 12px; }
            .rh3o-hero { clip-path: none; padding-top: 120px; text-align: center; }
            .rh3o-hero-content { flex-direction: column; }
            .rh3o-grid-matrix { grid-template-columns: 1fr; }
            .rh3o-cta { margin: 32px 16px; }
            .rh3o-timeline::before { left: 15px; }
            .rh3o-timeline-marker { width: 32px; height: 32px; font-size: 0.8rem; }
            .rh3o-timeline-item { padding-left: 45px; }
        }