:root {
            --quantum-blue: #00f0ff;
            --quantum-purple: #bd00ff;
            --quantum-dark: #0a0e17;
            --quantum-darker: #050811;
            --quantum-light: #e6f7ff;
            --quantum-gray: #5a6a8a;
            --quantum-success: #00ff9d;
            
            --gradient-primary: linear-gradient(135deg, var(--quantum-purple), var(--quantum-blue));
            --gradient-dark: linear-gradient(135deg, var(--quantum-darker), #0f1a2f);
            
            --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 25px 60px -15px rgba(0, 0, 0, 0.7);
            --shadow-quantum: 0 0 25px rgba(189, 0, 255, 0.4), 0 0 50px rgba(0, 240, 255, 0.3);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Exo 2', sans-serif;
            background: var(--quantum-darker);
            color: var(--quantum-light);
            line-height: 1.6;
            overflow-x: hidden;
            background-image: 
                radial-gradient(circle at 10% 20%, rgba(189, 0, 255, 0.1) 0%, transparent 25%),
                radial-gradient(circle at 90% 80%, rgba(0, 240, 255, 0.1) 0%, transparent 25%);
            position: relative;
        }
        
        /* Quantum particle background */
        .quantum-particles {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }
        
        .particle {
            position: absolute;
            border-radius: 50%;
            background: rgba(0, 240, 255, 0.15);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
            animation: float 15s infinite linear;
        }
        
        .particle.purple {
            background: rgba(189, 0, 255, 0.15);
            box-shadow: 0 0 20px rgba(189, 0, 255, 0.3);
        }
        
        /* Typography */
        h1, h2, h3, h4, h5 {
            font-family: 'Orbitron', sans-serif;
            font-weight: 700;
            line-height: 1.2;
        }
        
        h1 {
            font-size: 4.5rem;
            margin-bottom: 1.5rem;
            background: linear-gradient(to right, var(--quantum-purple), var(--quantum-blue));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        
        h2 {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            letter-spacing: 1px;
        }
        
        h3 {
            font-size: 1.8rem;
            margin-bottom: 1rem;
        }
        
        p {
            margin-bottom: 1.5rem;
            color: var(--quantum-gray);
            font-size: 1.1rem;
        }
        
        .quantum-text {
            background: linear-gradient(to right, var(--quantum-purple), var(--quantum-blue));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        /* Layout */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }
        
        section {
            padding: 8rem 0;
            position: relative;
        }
        
        /* Header & Navigation */
        header {
            padding: 1.5rem 0;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 14, 23, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            transition: all 0.4s;
        }
        
        .header-scrolled {
            background: rgba(5, 8, 17, 0.98);
            box-shadow: 0 5px 30px rgba(0, 0, 0, 0.3);
            padding: 1rem 0;
        }
        
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            font-size: 2rem;
            font-weight: 800;
            font-family: 'Orbitron', sans-serif;
            color: white;
            text-decoration: none;
        }
        
        .logo .q-squared {
            position: relative;
        }
        
        .logo .q-squared::before {
            content: '²';
            position: absolute;
            top: -0.5em;
            right: -0.7em;
            font-size: 0.7em;
            color: var(--quantum-blue);
        }
        
        .logo span {
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .nav-links {
            display: flex;
            gap: 2.5rem;
        }
        
        .nav-links a {
            color: var(--quantum-light);
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s;
            position: relative;
            font-size: 1.1rem;
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-primary);
            transition: width 0.3s;
        }
        
        .nav-links a:hover {
            color: var(--quantum-blue);
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .cta-button {
            display: inline-block;
            padding: 0.9rem 2.5rem;
            background: var(--gradient-primary);
            color: var(--quantum-dark);
            font-weight: 700;
            border-radius: 50px;
            text-decoration: none;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            font-family: 'Exo 2', sans-serif;
            box-shadow: var(--shadow-quantum);
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 1rem;
        }
        
        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px -10px rgba(189, 0, 255, 0.6), 0 0 60px rgba(0, 240, 255, 0.4);
        }
        
        .cta-button.secondary {
            background: transparent;
            border: 2px solid var(--quantum-blue);
            color: var(--quantum-blue);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
        }
        
        .cta-button.secondary:hover {
            background: rgba(0, 240, 255, 0.1);
            color: white;
        }
        
        /* Hero Section */
        .hero {
            padding-top: 15rem;
            padding-bottom: 10rem;
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        
        .hero-content {
            max-width: 900px;
            margin: 0 auto;
        }
        
        .hero-subtitle {
            font-size: 1.3rem;
            color: var(--quantum-blue);
            margin-bottom: 1.5rem;
            text-transform: uppercase;
            letter-spacing: 3px;
            font-weight: 600;
        }
        
        .hero-description {
            font-size: 1.2rem;
            margin-bottom: 3rem;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-top: 2rem;
        }
        
        .quantum-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.1);
            color: var(--quantum-blue);
            padding: 0.5rem 1.5rem;
            border-radius: 50px;
            font-weight: 600;
            margin-top: 2rem;
            border: 1px solid var(--quantum-blue);
            animation: pulse 2s infinite;
        }
        
        /* Features Section */
        .features {
            background: var(--gradient-dark);
            position: relative;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 5rem;
        }
        
        .section-header h2 {
            background: linear-gradient(to right, white, var(--quantum-blue));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .section-subtitle {
            color: var(--quantum-blue);
            text-transform: uppercase;
            letter-spacing: 3px;
            font-size: 1.1rem;
            margin-bottom: 1rem;
            font-weight: 600;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 3rem;
        }
        
        .feature-card {
            background: rgba(15, 23, 42, 0.4);
            border-radius: 16px;
            padding: 2.5rem;
            transition: all 0.4s;
            border: 1px solid rgba(255, 255, 255, 0.05);
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(10px);
        }
        
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(189, 0, 255, 0.05), rgba(0, 240, 255, 0.05));
            z-index: -1;
            border-radius: 16px;
            opacity: 0;
            transition: opacity 0.4s;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-quantum);
            border-color: rgba(0, 240, 255, 0.2);
        }
        
        .feature-card:hover::before {
            opacity: 1;
        }
        
        .feature-icon {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            color: var(--quantum-blue);
            text-shadow: 0 0 15px rgba(0, 240, 255, 0.5);
        }
        
        /* Quantum Effect Section */
        .quantum-effect {
            position: relative;
            padding: 10rem 0;
            background: radial-gradient(circle at center, rgba(15, 26, 47, 0.8) 0%, var(--quantum-darker) 70%);
            overflow: hidden;
        }
        
        .quantum-container {
            display: flex;
            align-items: center;
            gap: 5rem;
        }
        
        .quantum-visual {
            flex: 1;
            position: relative;
            height: 500px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .quantum-core {
            position: relative;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(189, 0, 255, 0.1) 0%, transparent 70%);
            box-shadow: 0 0 100px rgba(189, 0, 255, 0.2);
            animation: rotate 20s linear infinite;
        }
        
        .quantum-ring {
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 50%;
            border: 2px solid transparent;
            animation: rotate 15s linear infinite reverse;
        }
        
        .quantum-ring::before {
            content: '';
            position: absolute;
            top: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--quantum-blue);
            box-shadow: 0 0 20px var(--quantum-blue);
        }
        
        .quantum-particle {
            position: absolute;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--quantum-blue);
            box-shadow: 0 0 15px var(--quantum-blue);
            animation: pulse 2s infinite;
        }
        
        .quantum-text-content {
            flex: 1;
        }
        
        .quantum-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
            margin-top: 3rem;
        }
        
        .stat-item {
            background: rgba(0, 240, 255, 0.05);
            border: 1px solid rgba(0, 240, 255, 0.1);
            border-radius: 12px;
            padding: 1.5rem;
            text-align: center;
        }
        
        .stat-value {
            font-size: 2.5rem;
            font-weight: 700;
            font-family: 'Orbitron', sans-serif;
            background: linear-gradient(to right, var(--quantum-purple), var(--quantum-blue));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 0.5rem;
        }
        
        .stat-label {
            color: var(--quantum-gray);
            text-transform: uppercase;
            font-size: 0.9rem;
            letter-spacing: 1px;
        }
        
        /* CTA Section */
        .cta {
            text-align: center;
            padding: 10rem 0;
            background: radial-gradient(circle at center, rgba(15, 26, 47, 0.7) 0%, var(--quantum-darker) 70%);
            position: relative;
        }
        
        .cta h2 {
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-top: 3rem;
        }
        
        /* Footer */
        footer {
            background: var(--quantum-darker);
            padding: 6rem 0 3rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            position: relative;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 700;
            font-family: 'Orbitron', sans-serif;
            margin-bottom: 1.5rem;
        }
        
        .footer-about p {
            max-width: 400px;
            margin-bottom: 1.5rem;
        }
        
        .footer-links h3 {
            font-size: 1.2rem;
            margin-bottom: 1.5rem;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        
        .footer-links ul {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 1rem;
        }
        
        .footer-links a {
            color: var(--quantum-gray);
            text-decoration: none;
            transition: color 0.3s;
            display: inline-block;
        }
        
        .footer-links a:hover {
            color: var(--quantum-blue);
            transform: translateX(5px);
        }
        
        .social-links {
            display: flex;
            gap: 1.2rem;
            margin-top: 2rem;
        }
        
        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            color: var(--quantum-light);
            transition: all 0.3s;
            font-size: 1.2rem;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .social-links a:hover {
            background: var(--gradient-primary);
            color: var(--quantum-dark);
            transform: translateY(-5px);
            box-shadow: var(--shadow-quantum);
        }
        
        .copyright {
            text-align: center;
            padding-top: 3rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--quantum-gray);
            font-size: 0.95rem;
        }
        
        /* Animation effects */
        @keyframes float {
            0% { transform: translateY(0) rotate(0deg); opacity: 1; }
            100% { transform: translateY(-1000px) rotate(720deg); opacity: 0; }
        }
        
        @keyframes rotate {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        @keyframes pulse {
            0% { opacity: 0.6; transform: scale(0.95); }
            50% { opacity: 1; transform: scale(1); }
            100% { opacity: 0.6; transform: scale(0.95); }
        }
        
        /* Responsive design */
        @media (max-width: 992px) {
            h1 {
                font-size: 3.5rem;
            }
            
            .quantum-container {
                flex-direction: column;
            }
            
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
            }
            
            .hero-buttons, .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            h1 {
                font-size: 2.8rem;
            }
            
            h2 {
                font-size: 2.3rem;
            }
        }