* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        :root {
            /* NuMark Brand Colors - Modern tech palette */
            --primary: #2563eb;
            --primary-light: #3b82f6;
            --primary-dark: #1d4ed8;
            --secondary: #10b981;
            --accent: #f59e0b;
            --purple: #8b5cf6;
            --dark: #0f172a;
            --dark-light: #1e293b;
            --gray: #64748b;
            --gray-light: #e2e8f0;
            --white: #ffffff;
            --gradient: linear-gradient(135deg, #2563eb 0%, #10b981 50%, #8b5cf6 100%);
            --glow: 0 0 40px rgba(37, 99, 235, 0.3);
        }
        
        body {
            font-family: 'Inter', sans-serif;
            line-height: 1.6;
            color: var(--white);
            background: var(--dark);
            overflow-x: hidden;
        }
        
        /* Animated background */
        .bg-animation {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            background: linear-gradient(45deg, #0f172a 0%, #1e293b 50%, #334155 100%);
        }
        
        .bg-animation::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
                        radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
                        radial-gradient(circle at 40% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
            animation: drift 20s ease-in-out infinite;
        }
        
        @keyframes drift {
            0%, 100% { transform: translate(0, 0) scale(1); }
            33% { transform: translate(30px, -30px) scale(1.1); }
            66% { transform: translate(-20px, 20px) scale(0.9); }
        }
        
        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(20px);
            z-index: 1000;
            border-bottom: 1px solid rgba(37, 99, 235, 0.2);
            transition: all 0.3s ease;
        }
        
        nav.scrolled {
            background: rgba(15, 23, 42, 0.98);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }
        
        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 2rem;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.5rem;
            font-weight: 700;
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .logo-img {
            width: 32px;
            height: 32px;
            border-radius: 6px;
        }
        
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        
        .nav-links a {
            color: var(--white);
            text-decoration: none;
            transition: color 0.3s ease;
            position: relative;
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width 0.3s ease;
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .nav-links a:hover {
            color: var(--primary-light);
        }
        
        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            position: relative;
            padding: 0 2rem;
            padding-top: 3.75em;
        }
        
        .hero-content h1 {
            font-size: clamp(3rem, 8vw, 6rem);
            font-weight: 700;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, #ffffff 0%, #3b82f6 50%, #10b981 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            animation: slideUp 1s ease-out;
        }
        
        .hero-content .tagline {
            font-size: 1.5rem;
            color: var(--gray-light);
            margin-bottom: 1rem;
            animation: slideUp 1s ease-out 0.2s both;
        }
        
        .hero-content .subtitle {
            font-size: 1.2rem;
            color: var(--primary-light);
            margin-bottom: 2rem;
            font-weight: 500;
            animation: slideUp 1s ease-out 0.3s both;
        }
        
        .hero-content .description {
            font-size: 1.1rem;
            color: var(--gray);
            max-width: 600px;
            margin: 0 auto 3rem;
            animation: slideUp 1s ease-out 0.4s both;
        }
        
        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
            animation: slideUp 1s ease-out 0.6s both;
        }
        
        .btn {
            padding: 1rem 2rem;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .btn-primary {
            background: var(--gradient);
            color: var(--white);
            border: 2px solid transparent;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--glow);
        }
        
        .btn-secondary {
            background: transparent;
            color: var(--white);
            border: 2px solid var(--primary);
        }
        
        .btn-secondary:hover {
            background: var(--primary);
            transform: translateY(-2px);
        }
        
        /* Code Example */
        .code-example {
            background: rgba(30, 41, 59, 0.8);
            border: 1px solid rgba(37, 99, 235, 0.3);
            border-radius: 15px;
            padding: 2rem;
            margin: 3rem auto;
            max-width: 600px;
            font-family: 'JetBrains Mono', monospace;
            position: relative;
            overflow: hidden;
        }
        
        .code-example::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, transparent 50%);
            z-index: 0;
        }
        
        .code-example > * {
            position: relative;
            z-index: 1;
        }
        
        .code-title {
            color: var(--secondary);
            font-size: 0.9rem;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .code-content {
            color: var(--gray-light);
            font-size: 0.9rem;
            line-height: 1.6;
        }
        
        .code-arrow {
            color: var(--purple);
            margin: 1rem 0;
            text-align: center;
            font-size: 1.5rem;
        }
        
        /* Sections */
        .section {
            padding: 5rem 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .section h2 {
            font-size: 3rem;
            text-align: center;
            margin-bottom: 3rem;
            background: var(--gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        /* Features Grid */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }
        
        .feature-card {
            background: rgba(30, 41, 59, 0.5);
            border: 1px solid rgba(37, 99, 235, 0.2);
            border-radius: 20px;
            padding: 2rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, transparent 50%);
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        
        .feature-card:hover::before {
            opacity: 1;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary);
            box-shadow: 0 20px 40px rgba(37, 99, 235, 0.2);
        }
        
        .feature-icon {
            width: 60px;
            height: 60px;
            background: var(--gradient);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            font-size: 1.5rem;
        }
        
        .feature-card h3 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: var(--white);
        }
        
        .feature-card p {
            color: var(--gray);
            line-height: 1.6;
        }
        
        /* Stats */
        .stats {
            background: rgba(30, 41, 59, 0.3);
            border-radius: 20px;
            padding: 3rem 2rem;
            margin: 4rem 0;
            text-align: center;
            border: 1px solid rgba(37, 99, 235, 0.2);
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
        }
        
        .stat-item h3 {
            font-size: 2.5rem;
            color: var(--primary-light);
            margin-bottom: 0.5rem;
        }
        
        .stat-item p {
            color: var(--gray);
            font-size: 1.1rem;
        }
        
        /* Social Links */
        .social-section {
            text-align: center;
            padding: 4rem 2rem;
        }
        
        .social-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-top: 2rem;
        }
        
        .social-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 1rem 1.5rem;
            background: rgba(30, 41, 59, 0.5);
            border: 1px solid rgba(37, 99, 235, 0.2);
            border-radius: 50px;
            text-decoration: none;
            color: var(--white);
            transition: all 0.3s ease;
        }
        
        .social-link:hover {
            background: var(--primary);
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        
        /* Footer */
        footer {
            text-align: center;
            padding: 3rem 2rem;
            background: rgba(15, 23, 42, 0.8);
            border-top: 1px solid rgba(37, 99, 235, 0.2);
            color: var(--gray);
        }
        
        /* Animations */
        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            
            .hero-content h1 {
                font-size: 3rem;
            }
            
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .btn {
                width: 200px;
                text-align: center;
            }
            
            .social-links {
                flex-direction: column;
                align-items: center;
            }
            
            .code-example {
                margin: 2rem 1rem;
                padding: 1.5rem;
            }
        }
        
        /* Scroll reveal animation */
        .reveal {
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s ease;
        }
        
        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }