:root {
            --lnok-primary: #1a5f7a;
            --lnok-secondary: #c84b31;
            --lnok-accent: #2d334a;
            --lnok-bg-light: #f9f7f7;
            --lnok-bg-dark: #0f172a;
            --lnok-text-main: #333d42;
            --lnok-text-muted: #64748b;
            --lnok-white: #ffffff;
            --lnok-glass: rgba(255, 255, 255, 0.8);
            --lnok-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --lnok-border-radius: 16px;
            --lnok-container-width: 1400px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            -webkit-font-smoothing: antialiased;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--lnok-bg-light);
            color: var(--lnok-text-main);
            line-height: 1.8;
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* Typography */
        h1, h2, h3 {
            line-height: 1.3;
            font-weight: 700;
            white-space: normal;
        }

        h1 { font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem); }
        h2 { font-size: clamp(1.8rem, 3vw + 0.5rem, 3rem); }
        h3 { font-size: clamp(1.2rem, 1.5vw + 0.5rem, 1.8rem); }

        p {
            font-size: clamp(1rem, 0.5vw + 0.8rem, 1.2rem);
            word-break: break-word;
            overflow-wrap: break-word;
        }

        /* Layout */
        .lnok-container {
            max-width: var(--lnok-container-width);
            margin: 0 auto;
            padding: 0 5vw;
        }

        .lnok-section {
            padding: 96px 0;
            position: relative;
        }

        /* Navigation */
        .lnok-nav-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: var(--lnok-glass);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }

        .lnok-nav-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            max-width: var(--lnok-container-width);
            margin: 0 auto;
            padding: 16px 5vw;
        }

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

        .lnok-logo img {
            height: 40px;
            display: block;
        }

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

        .lnok-menu a {
            text-decoration: none;
            color: var(--lnok-accent);
            font-weight: 500;
            font-size: 15px;
            transition: color 0.3s;
            padding: 8px 4px;
            position: relative;
        }

        .lnok-menu a:hover, .lnok-menu a.active {
            color: var(--lnok-primary);
        }

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

        /* Hero - 3-Way Merge Visual Theme */
        .lnok-hero {
            background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
            padding: 160px 0 100px;
            overflow: hidden;
        }

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

        .lnok-hero-content {
            flex: 1;
            min-width: 320px;
        }

        .lnok-hero-visual {
            flex: 1.2;
            min-width: 320px;
            position: relative;
        }

        .lnok-badge {
            display: inline-block;
            background: var(--lnok-primary);
            color: white;
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 14px;
            margin-bottom: 24px;
        }

        .lnok-hero h1 {
            color: var(--lnok-bg-dark);
            margin-bottom: 24px;
        }

        .lnok-hero-visual-box {
            background: var(--lnok-white);
            border-radius: var(--lnok-border-radius);
            padding: 24px;
            box-shadow: 20px 20px 60px rgba(0,0,0,0.1);
            border: 1px solid rgba(0,0,0,0.05);
        }

        /* Mock Merge Interface */
        .lnok-merge-ui {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            height: 300px;
        }

        .lnok-ui-pane {
            background: #f1f5f9;
            border-radius: 8px;
            padding: 12px;
            font-family: monospace;
            font-size: 10px;
            overflow: hidden;
        }

        .lnok-ui-pane::before {
            content: attr(data-label);
            display: block;
            font-weight: bold;
            margin-bottom: 8px;
            text-transform: uppercase;
            color: var(--lnok-text-muted);
        }

        .lnok-ui-line {
            height: 6px;
            background: #cbd5e1;
            margin-bottom: 6px;
            border-radius: 2px;
            width: 80%;
        }

        .lnok-ui-line.diff { background: #fecaca; }
        .lnok-ui-line.match { background: #bbf7d0; }

        /* Logic Engine Section */
        .lnok-logic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .lnok-logic-card {
            background: var(--lnok-white);
            padding: 40px;
            border-radius: var(--lnok-border-radius);
            border: 1px solid rgba(0,0,0,0.05);
            transition: transform 0.3s, box-shadow 0.3s;
            min-width: 0;
        }

        .lnok-logic-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--lnok-shadow);
        }

        .lnok-logic-card h3 {
            color: var(--lnok-primary);
            margin-bottom: 16px;
        }

        .lnok-logic-meta {
            font-size: 14px;
            color: var(--lnok-secondary);
            font-weight: bold;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        /* ROI Section */
        .lnok-roi-section {
            background-color: var(--lnok-bg-dark);
            color: var(--lnok-white);
        }

        .lnok-roi-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-around;
            gap: 32px;
        }

        .lnok-roi-item {
            flex: 1;
            min-width: 260px;
            text-align: center;
            padding: 32px;
        }

        .lnok-roi-value {
            font-size: 3rem;
            font-weight: 800;
            color: var(--lnok-secondary);
            display: block;
            margin-bottom: 8px;
        }

        .lnok-roi-metric {
            font-size: 1.2rem;
            opacity: 0.8;
        }

        /* CTA */
        .lnok-cta {
            text-align: center;
            background: linear-gradient(rgba(26, 95, 122, 0.9), rgba(26, 95, 122, 0.9));
            color: white;
            padding: 120px 0;
        }

        .lnok-btn {
            display: inline-block;
            padding: 18px 48px;
            background: var(--lnok-secondary);
            color: white;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            font-size: 18px;
            margin-top: 32px;
            transition: all 0.3s;
            border: 2px solid transparent;
        }

        .lnok-btn:hover {
            background: transparent;
            border-color: white;
            transform: scale(1.05);
        }

        /* Footer */
        .lnok-footer {
            background: #0a0f1c;
            color: #94a3b8;
            padding: 80px 0 40px;
        }

        .lnok-footer-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            margin-bottom: 64px;
        }

        .lnok-footer-brand {
            flex: 1.5;
            min-width: 300px;
        }

        .lnok-footer-brand h2 {
            color: white;
            margin-bottom: 24px;
        }

        .lnok-footer-links {
            flex: 1;
            min-width: 200px;
        }

        .lnok-footer-links h4 {
            color: white;
            margin-bottom: 20px;
        }

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

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

        .lnok-footer-links a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s;
        }

        .lnok-footer-links a:hover {
            color: white;
        }

        .lnok-copyright {
            padding-top: 40px;
            border-top: 1px solid rgba(255,255,255,0.05);
            text-align: center;
            font-size: 14px;
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .lnok-hero-grid { flex-direction: column; text-align: center; }
            .lnok-hero-visual { width: 100%; }
            .lnok-menu { display: none; } /* Mobile menu simplified for demo */
        }

        @media (max-width: 768px) {
            .lnok-section { padding: 64px 0; }
            .lnok-roi-item { border-bottom: 1px solid rgba(255,255,255,0.1); }
            .lnok-roi-item:last-child { border-bottom: none; }
        }