:root {
            --rh3o-primary: #0060ad;
            --rh3o-secondary: #00a2e8;
            --rh3o-dark: #1a1c20;
            --rh3o-light: #f4f7f9;
            --rh3o-accent: #ff9d00;
            --rh3o-text: #2c3e50;
            --rh3o-white: #ffffff;
            --rh3o-glass: rgba(255, 255, 255, 0.9);
            --rh3o-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            --rh3o-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--rh3o-light);
            color: var(--rh3o-text);
            line-height: 1.7;
            overflow-x: hidden;
            word-break: keep-all;
        }

        .rh3o-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Navigation */
        .rh3o-header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: var(--rh3o-glass);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            padding: 12px 0;
        }

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

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

        .rh3o-logo img {
            height: 48px;
            width: auto;
            display: block;
        }

        .rh3o-nav-list {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 8px;
            min-width: 0;
        }

        .rh3o-nav-item a {
            text-decoration: none;
            color: var(--rh3o-text);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: var(--rh3o-transition);
            font-size: 15px;
            display: block;
        }

        .rh3o-nav-item a:hover {
            background: rgba(0, 96, 173, 0.08);
            color: var(--rh3o-primary);
        }

        .rh3o-nav-item.rh3o-active a {
            background: var(--rh3o-primary);
            color: var(--rh3o-white);
        }

        /* Hero Section */
        .rh3o-optimize-hero {
            padding: 160px 0 80px;
            background: linear-gradient(135deg, #001f3f 0%, #0060ad 100%);
            color: var(--rh3o-white);
            text-align: center;
            position: relative;
            clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
        }

        .rh3o-hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 14px;
            margin-bottom: 24px;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .rh3o-hero-title {
            font-size: clamp(2rem, 5vw + 1rem, 3.5rem);
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 24px;
            word-break: break-word;
        }

        .rh3o-hero-subtitle {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            max-width: 800px;
            margin: 0 auto 40px;
            opacity: 0.9;
        }

        /* Blueprint Layout */
        .rh3o-main-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
            margin-top: -60px;
            position: relative;
            z-index: 10;
        }

        .rh3o-card {
            background: var(--rh3o-white);
            border-radius: 16px;
            padding: 40px;
            box-shadow: var(--rh3o-shadow);
            transition: var(--rh3o-transition);
            min-width: 0;
            border: 1px solid rgba(0, 0, 0, 0.03);
            display: flex;
            flex-direction: column;
        }

        .rh3o-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
        }

        .rh3o-card-tag {
            font-size: 12px;
            text-transform: uppercase;
            color: var(--rh3o-secondary);
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .rh3o-card h3 {
            font-size: 24px;
            margin-bottom: 16px;
            color: var(--rh3o-dark);
        }

        .rh3o-card p {
            font-size: 16px;
            color: #666;
            margin-bottom: 24px;
        }

        .rh3o-card-list {
            list-style: none;
            margin-top: auto;
        }

        .rh3o-card-list li {
            padding: 8px 0;
            border-bottom: 1px solid #f0f0f0;
            font-size: 14px;
            display: flex;
            align-items: center;
        }

        .rh3o-card-list li::before {
            content: "•";
            color: var(--rh3o-primary);
            font-weight: bold;
            margin-right: 10px;
        }

        /* Detailed Section */
        .rh3o-section {
            padding: 96px 0;
        }

        .rh3o-split-view {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
            align-items: center;
        }

        .rh3o-split-content {
            flex: 1 1 450px;
            min-width: 0;
        }

        .rh3o-split-visual {
            flex: 1 1 400px;
            min-width: 0;
            background: #eef2f6;
            padding: 40px;
            border-radius: 24px;
            border: 2px dashed #cbd5e0;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 300px;
        }

        .rh3o-code-box {
            background: #2d3436;
            color: #dfe6e9;
            padding: 24px;
            border-radius: 12px;
            font-family: "Consolas", monospace;
            font-size: 14px;
            width: 100%;
            box-shadow: inset 0 2px 10px rgba(0,0,0,0.3);
            overflow-x: auto;
        }

        .rh3o-section-title {
            font-size: 32px;
            margin-bottom: 24px;
            color: var(--rh3o-dark);
            position: relative;
        }

        .rh3o-section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--rh3o-primary);
            margin-top: 12px;
        }

        /* Deployment Matrix Section */
        .rh3o-matrix-section {
            background: #fdfdfd;
            border-top: 1px solid #eee;
            border-bottom: 1px solid #eee;
        }

        .rh3o-matrix-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
            margin-top: 48px;
        }

        .rh3o-matrix-item {
            background: var(--rh3o-white);
            border: 1px solid #eee;
            padding: 32px;
            border-radius: 12px;
            transition: var(--rh3o-transition);
        }

        .rh3o-matrix-item:hover {
            border-color: var(--rh3o-primary);
        }

        .rh3o-matrix-sector {
            font-weight: 800;
            color: var(--rh3o-primary);
            margin-bottom: 12px;
            display: block;
        }

        .rh3o-matrix-strategy {
            font-size: 14px;
            background: #f8fafc;
            padding: 16px;
            border-left: 3px solid var(--rh3o-secondary);
            margin: 16px 0;
        }

        .rh3o-key-tool {
            font-size: 13px;
            color: #888;
        }

        /* Footer */
        .rh3o-footer {
            background: var(--rh3o-dark);
            color: var(--rh3o-white);
            padding: 64px 0 32px;
            text-align: center;
        }

        .rh3o-footer-brand {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .rh3o-footer-links {
            display: flex;
            justify-content: center;
            gap: 24px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .rh3o-footer-links a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 14px;
            transition: var(--rh3o-transition);
        }

        .rh3o-footer-links a:hover {
            color: var(--rh3o-white);
        }

        .rh3o-copyright {
            font-size: 13px;
            opacity: 0.4;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 32px;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .rh3o-nav-list {
                justify-content: center;
                padding-top: 12px;
            }
            .rh3o-header {
                position: relative;
            }
            .rh3o-optimize-hero {
                padding: 80px 0 60px;
                clip-path: none;
            }
            .rh3o-main-grid {
                margin-top: 24px;
            }
            .rh3o-split-visual {
                flex-basis: 100%;
            }
        }