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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #0a0e27 0%, #1a1d3f 25%, #0f1b3d 50%, #1e0a2e 75%, #0a0e27 100%);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }

        .particles {
            position: fixed;
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
            z-index: 1;
            pointer-events: none;
        }

        .particle {
            position: absolute;
            border-radius: 50%;
            animation: float 20s infinite ease-in-out;
        }

        @keyframes float {
            0%, 100% {
                transform: translate(0, 0) scale(1);
                opacity: 0.3;
            }
            25% {
                transform: translate(100px, -100px) scale(1.2);
                opacity: 0.6;
            }
            50% {
                transform: translate(-50px, -200px) scale(0.8);
                opacity: 0.4;
            }
            75% {
                transform: translate(150px, -150px) scale(1.1);
                opacity: 0.5;
            }
        }

        .grid-overlay {
            position: fixed;
            width: 100%;
            height: 100%;
            background-image: 
                linear-gradient(rgba(0, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 50px 50px;
            z-index: 1;
            pointer-events: none;
            animation: gridMove 20s linear infinite;
        }

        @keyframes gridMove {
            0% { transform: translate(0, 0); }
            100% { transform: translate(50px, 50px); }
        }

        .container {
            position: relative;
            z-index: 2;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 40px;
        }

        nav {
            position: fixed;
            top: 30px;
            left: 50%;
            transform: translateX(-50%);
            width: calc(100% - 100px);
            max-width: 1300px;
            background: rgba(255, 255, 255, 0.03);
            backdrop-filter: blur(20px) saturate(180%);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 25px;
            padding: 15px 35px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            box-shadow: 
                0 8px 32px rgba(0, 0, 0, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.1),
                0 0 60px rgba(0, 255, 255, 0.1);
            transition: all 0.3s ease;
        }

        nav:hover {
            background: rgba(255, 255, 255, 0.05);
            box-shadow: 
                0 8px 32px rgba(0, 0, 0, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.15),
                0 0 80px rgba(0, 255, 255, 0.2);
        }

        .logo {
            width: 90px;
            height: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-links {
            display: flex;
            gap: 50px;
        }

        .nav-links a {
            color: rgba(255, 255, 255, 0.9);
            text-decoration: none;
            font-size: 16px;
            font-weight: 500;
            letter-spacing: 1px;
            position: relative;
            transition: all 0.3s ease;
            text-transform: uppercase;
        }

        .nav-links a::before {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, #00ffff, #00ccff);
            transition: width 0.3s ease;
        }

        .nav-links a:hover {
            color: #00ffff;
            text-shadow: 0 0 20px rgba(0, 255, 255, 0.8);
        }

        .nav-links a:hover::before {
            width: 100%;
        }

        .hero {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding-top: 120px;
        }

        .hero-content {
            max-width: 900px;
            animation: fadeInUp 1s ease-out;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero h1 {
            font-size: 72px;
            font-weight: 800;
            background: linear-gradient(135deg, #00ffff 0%, #00ccff 50%, #0099ff 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 30px;
            letter-spacing: 2px;
            text-shadow: 0 0 80px rgba(0, 255, 255, 0.5);
            animation: glow 3s ease-in-out infinite;
        }

        @keyframes glow {
            0%, 100% {
                filter: drop-shadow(0 0 20px rgba(0, 255, 255, 0.4));
            }
            50% {
                filter: drop-shadow(0 0 40px rgba(0, 255, 255, 0.8));
            }
        }

        .hero p {
            font-size: 20px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 50px;
            line-height: 1.6;
            letter-spacing: 0.5px;
        }

        .button-container {
            display: flex;
            gap: 30px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            padding: 18px 45px;
            font-size: 16px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            border: none;
            border-radius: 50px;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            text-decoration: none;
            display: inline-block;
        }

        .btn::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.2);
            transform: translate(-50%, -50%);
            transition: width 0.6s, height 0.6s;
        }

        .btn:hover::before {
            width: 300px;
            height: 300px;
        }

        .btn span {
            position: relative;
            z-index: 1;
        }

        .btn-primary {
            background: linear-gradient(135deg, #00ffff, #00ccff);
            color: #0a0e27;
            box-shadow: 0 10px 40px rgba(0, 255, 255, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 50px rgba(0, 255, 255, 0.6);
        }

        .btn-secondary {
            background: transparent;
            color: #00ffff;
            border: 2px solid #00ffff;
            box-shadow: 0 10px 40px rgba(0, 255, 255, 0.2);
        }

        .btn-secondary:hover {
            background: rgba(0, 255, 255, 0.1);
            transform: translateY(-3px);
            box-shadow: 0 15px 50px rgba(0, 255, 255, 0.4);
        }

        .molecule {
            position: absolute;
            width: 300px;
            height: 300px;
            opacity: 0.1;
            pointer-events: none;
        }

        .molecule-1 {
            top: 20%;
            left: 10%;
            animation: rotate 30s linear infinite;
        }

        .molecule-2 {
            bottom: 15%;
            right: 10%;
            animation: rotate 40s linear infinite reverse;
        }

        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }