:root {
            --zfrc1y-primary: #6366F1;
            --zfrc1y-primary-dark: #4F46E5;
            --zfrc1y-secondary: #0F172A;
            --zfrc1y-accent: #10B981;
            --zfrc1y-bg: #F8FAFC;
            --zfrc1y-text: #1E293B;
            --zfrc1y-text-light: #64748B;
            --zfrc1y-white: #FFFFFF;
            --zfrc1y-max-width: 1100px;
            --zfrc1y-radius: 16px;
        }

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--zfrc1y-bg);
            color: var(--zfrc1y-text);
            line-height: 1.7;
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* Typography */
        h1, h2, h3 {
            line-height: 1.2;
            color: var(--zfrc1y-secondary);
            white-space: normal;
            word-break: break-word;
        }

        h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; margin-bottom: 24px; }
        h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); margin-bottom: 32px; position: relative; padding-bottom: 16px; }
        h2::after { content: ''; position: absolute; bottom: 0; left: 0; width: 60px; height: 4px; background: var(--zfrc1y-primary); }
        p { margin-bottom: 16px; font-size: clamp(1rem, 1vw + 0.5rem, 1.125rem); color: var(--zfrc1y-text-light); word-break: break-word; overflow-wrap: break-word; }

        /* Navigation */
        .zfrc1y-nav {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            padding: 16px 0;
        }

        .zfrc1y-nav-container {
            max-width: var(--zfrc1y-max-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }

        .zfrc1y-logo {
            min-width: 0;
            flex: 0 0 auto;
        }

        .zfrc1y-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .zfrc1y-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            list-style: none;
            min-width: 0;
        }

        .zfrc1y-menu a {
            text-decoration: none;
            color: var(--zfrc1y-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.3s;
            padding: 8px 4px;
        }

        .zfrc1y-menu a:hover, .zfrc1y-menu a.zfrc1y-active {
            color: var(--zfrc1y-primary);
        }

        /* Hero Section - Unique Card Style */
        .zfrc1y-hero {
            padding: 160px 24px 80px;
            background: radial-gradient(circle at top right, #EEF2FF 0%, #F8FAFC 100%);
            overflow: hidden;
        }

        .zfrc1y-hero-grid {
            max-width: var(--zfrc1y-max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 64px;
            align-items: center;
        }

        .zfrc1y-hero-content {
            min-width: 0;
        }

        .zfrc1y-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(99, 102, 241, 0.1);
            color: var(--zfrc1y-primary);
            border-radius: 100px;
            font-weight: 600;
            font-size: 0.875rem;
            margin-bottom: 24px;
        }

        .zfrc1y-hero-visual {
            position: relative;
            min-width: 0;
        }

        .zfrc1y-comparison-card {
            background: var(--zfrc1y-white);
            border-radius: var(--zfrc1y-radius);
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
            padding: 32px;
            position: relative;
            z-index: 2;
        }

        .zfrc1y-code-block {
            font-family: 'Courier New', monospace;
            font-size: 14px;
            background: #F1F5F9;
            padding: 16px;
            border-radius: 8px;
            margin-bottom: 16px;
        }

        .zfrc1y-diff-remove { background: #FEE2E2; color: #991B1B; }
        .zfrc1y-diff-add { background: #DCFCE7; color: #166534; }

        /* Feature Sections */
        .zfrc1y-section {
            padding: 96px 24px;
            max-width: var(--zfrc1y-max-width);
            margin: 0 auto;
        }

        .zfrc1y-feature-row {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            align-items: center;
            margin-bottom: 80px;
        }

        .zfrc1y-feature-row:nth-child(even) {
            flex-direction: row-reverse;
        }

        .zfrc1y-feature-text {
            flex: 1;
            min-width: 300px;
        }

        .zfrc1y-feature-image-placeholder {
            flex: 1;
            min-width: 300px;
            background: var(--zfrc1y-white);
            border: 1px solid #E2E8F0;
            border-radius: var(--zfrc1y-radius);
            padding: 40px;
            text-align: center;
            transition: transform 0.3s;
        }
        
        .zfrc1y-feature-image-placeholder:hover {
            transform: translateY(-5px);
        }

        /* Ecosystem Cards */
        .zfrc1y-eco-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
            margin-top: 48px;
        }

        .zfrc1y-eco-card {
            background: var(--zfrc1y-white);
            padding: 40px;
            border-radius: var(--zfrc1y-radius);
            border: 1px solid #F1F5F9;
            transition: all 0.3s;
        }

        .zfrc1y-eco-card:hover {
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
            border-color: var(--zfrc1y-primary);
        }

        .zfrc1y-eco-icon {
            font-size: 2rem;
            margin-bottom: 24px;
            display: block;
        }

        /* CTA Section */
        .zfrc1y-cta {
            background: var(--zfrc1y-secondary);
            color: var(--zfrc1y-white);
            padding: 80px 24px;
            text-align: center;
            border-radius: 32px;
            margin: 0 24px 96px;
        }

        .zfrc1y-cta h2 { color: white; border: none; padding: 0; margin-bottom: 24px; }
        .zfrc1y-cta h2::after { display: none; }

        .zfrc1y-btn {
            display: inline-block;
            padding: 16px 40px;
            background: var(--zfrc1y-primary);
            color: white;
            text-decoration: none;
            border-radius: 100px;
            font-weight: 600;
            transition: transform 0.3s, background 0.3s;
        }

        .zfrc1y-btn:hover {
            background: var(--zfrc1y-primary-dark);
            transform: scale(1.05);
        }

        /* Footer */
        .zfrc1y-footer {
            background: #F1F5F9;
            padding: 80px 24px 40px;
        }

        .zfrc1y-footer-grid {
            max-width: var(--zfrc1y-max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            border-bottom: 1px solid #E2E8F0;
            padding-bottom: 48px;
        }

        .zfrc1y-footer-brand h3 {
            margin-bottom: 16px;
            font-size: 1.5rem;
        }

        .zfrc1y-footer-links h4 {
            margin-bottom: 20px;
            font-size: 1rem;
        }

        .zfrc1y-footer-links ul {
            list-style: none;
        }

        .zfrc1y-footer-links li {
            margin-bottom: 12px;
        }

        .zfrc1y-footer-links a {
            text-decoration: none;
            color: var(--zfrc1y-text-light);
            transition: color 0.3s;
        }

        .zfrc1y-footer-links a:hover {
            color: var(--zfrc1y-primary);
        }

        .zfrc1y-copyright {
            text-align: center;
            padding-top: 40px;
            color: var(--zfrc1y-text-light);
            font-size: 0.875rem;
        }

        /* Mobile Adjustments */
        @media (max-width: 768px) {
            .zfrc1y-hero-grid { grid-template-columns: 1fr; }
            .zfrc1y-menu { display: none; } /* Simplified for demo, usually a hamburger */
            .zfrc1y-section { padding: 64px 24px; }
            .zfrc1y-feature-row { flex-direction: column !important; }
        }