:root {
            --rh3o-primary: #188fff;
            --rh3o-primary-dark: #0056b3;
            --rh3o-accent: #00d4ff;
            --rh3o-bg: #f8fafc;
            --rh3o-text: #1e293b;
            --rh3o-text-light: #64748b;
            --rh3o-white: #ffffff;
            --rh3o-glass: rgba(255, 255, 255, 0.8);
            --rh3o-border: #e2e8f0;
            --rh3o-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
            --rh3o-radius: 16px;
            --rh3o-gap: 24px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--rh3o-bg);
            color: var(--rh3o-text);
            line-height: 1.7;
            overflow-x: hidden;
            word-break: break-word;
        }

        /* Layout Container */
        .rh3o-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 var(--rh3o-gap);
            width: 100%;
        }

        /* Navigation */
        .rh3o-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--rh3o-glass);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--rh3o-border);
            padding: 1rem 0;
        }

        .rh3o-nav-wrapper {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

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

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

        .rh3o-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 1.5rem;
        }

        .rh3o-menu-item a {
            text-decoration: none;
            color: var(--rh3o-text);
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.3s ease;
            position: relative;
            padding: 0.5rem 0;
        }

        .rh3o-menu-item a:hover {
            color: var(--rh3o-primary);
        }

        .rh3o-menu-item a.rh3o-active {
            color: var(--rh3o-primary);
        }

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

        /* Hero Section */
        .rh3o-hero {
            padding: 160px 0 100px;
            background: radial-gradient(circle at 90% 10%, rgba(24, 143, 255, 0.05) 0%, transparent 40%),
                        radial-gradient(circle at 10% 90%, rgba(0, 212, 255, 0.05) 0%, transparent 40%);
            text-align: center;
        }

        .rh3o-hero-content {
            max-width: 900px;
            margin: 0 auto;
        }

        .rh3o-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 24px;
            color: var(--rh3o-text);
            letter-spacing: -0.02em;
        }

        .rh3o-hero-subtitle {
            font-size: clamp(1.1rem, 2vw + 0.5rem, 1.4rem);
            color: var(--rh3o-text-light);
            margin-bottom: 48px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Port Visualizer - Unique Element */
        .rh3o-port-visualizer {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-top: 60px;
        }

        .rh3o-port-node {
            background: var(--rh3o-white);
            border: 2px solid var(--rh3o-border);
            padding: 24px;
            border-radius: var(--rh3o-radius);
            min-width: 200px;
            box-shadow: var(--rh3o-shadow);
            transition: transform 0.3s ease, border-color 0.3s ease;
        }

        .rh3o-port-node:hover {
            transform: translateY(-8px);
            border-color: var(--rh3o-primary);
        }

        .rh3o-node-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--rh3o-text-light);
            margin-bottom: 8px;
        }

        .rh3o-node-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--rh3o-primary);
        }

        .rh3o-connector {
            display: flex;
            align-items: center;
            color: var(--rh3o-border);
            font-size: 2rem;
        }

        /* Main Content Sections */
        .rh3o-section {
            padding: 80px 0;
        }

        .rh3o-section-header {
            margin-bottom: 56px;
            max-width: 800px;
        }

        .rh3o-section-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(24, 143, 255, 0.1);
            color: var(--rh3o-primary);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .rh3o-section-title {
            font-size: clamp(2rem, 3vw + 0.5rem, 2.8rem);
            font-weight: 700;
            margin-bottom: 16px;
        }

        /* Industry Grid */
        .rh3o-industry-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
            gap: 32px;
        }

        .rh3o-industry-card {
            background: var(--rh3o-white);
            border: 1px solid var(--rh3o-border);
            border-radius: var(--rh3o-radius);
            padding: 40px;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .rh3o-industry-card:hover {
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
            border-color: var(--rh3o-primary);
        }

        .rh3o-card-sector {
            font-weight: 700;
            font-size: 1.25rem;
            margin-bottom: 12px;
            color: var(--rh3o-primary);
        }

        .rh3o-card-case {
            font-weight: 600;
            font-size: 1.1rem;
            margin-bottom: 20px;
            color: var(--rh3o-text);
        }

        .rh3o-card-strategy {
            color: var(--rh3o-text-light);
            font-size: 0.95rem;
            margin-bottom: 24px;
            flex-grow: 1;
        }

        .rh3o-card-tool {
            background: #f1f5f9;
            padding: 12px 20px;
            border-radius: 12px;
            font-size: 0.85rem;
            font-family: monospace;
            color: var(--rh3o-primary-dark);
            border-left: 4px solid var(--rh3o-primary);
        }

        /* Config Table Section */
        .rh3o-config-box {
            background: var(--rh3o-text);
            color: var(--rh3o-white);
            border-radius: var(--rh3o-radius);
            padding: 48px;
            overflow: hidden;
            position: relative;
        }

        .rh3o-config-box::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: var(--rh3o-primary);
            filter: blur(150px);
            opacity: 0.2;
        }

        .rh3o-table-wrapper {
            width: 100%;
            overflow-x: auto;
            margin-top: 32px;
        }

        .rh3o-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }

        .rh3o-table th {
            text-align: left;
            padding: 16px;
            border-bottom: 2px solid rgba(255, 255, 255, 0.1);
            color: var(--rh3o-accent);
            font-size: 0.9rem;
            text-transform: uppercase;
        }

        .rh3o-table td {
            padding: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            font-family: 'Courier New', Courier, monospace;
        }

        /* Footer */
        .rh3o-footer {
            background: var(--rh3o-white);
            padding: 80px 0 40px;
            border-top: 1px solid var(--rh3o-border);
        }

        .rh3o-footer-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            justify-content: space-between;
            margin-bottom: 64px;
        }

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

        .rh3o-brand-name {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--rh3o-primary);
            margin-bottom: 16px;
        }

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

        .rh3o-link-group h4 {
            margin-bottom: 24px;
            font-size: 1rem;
            font-weight: 700;
        }

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

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

        .rh3o-link-group a {
            text-decoration: none;
            color: var(--rh3o-text-light);
            transition: color 0.3s ease;
        }

        .rh3o-link-group a:hover {
            color: var(--rh3o-primary);
        }

        .rh3o-footer-bottom {
            padding-top: 40px;
            border-top: 1px solid var(--rh3o-border);
            text-align: center;
            color: var(--rh3o-text-light);
            font-size: 0.9rem;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .rh3o-hero { padding: 120px 0 80px; }
        }

        @media (max-width: 768px) {
            .rh3o-nav-wrapper { justify-content: center; gap: 1rem; }
            .rh3o-menu { justify-content: center; gap: 1rem; }
            .rh3o-industry-grid { grid-template-columns: 1fr; }
            .rh3o-footer-grid { flex-direction: column; text-align: center; }
            .rh3o-footer-links { justify-content: center; }
            .rh3o-connector { transform: rotate(90deg); margin: 10px 0; }
        }

        /* Animation enhancement */
        .rh3o-industry-card, .rh3o-port-node {
            transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
        }