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

        :root {
            --primary: #6366f1;
            --primary-dark: #4f46e5;
            --secondary: #0ea5e9;
            --dark: #0f172a;
            --dark-light: #1e293b;
            --gray: #64748b;
            --light: #f8fafc;
            --white: #ffffff;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--dark);
            overflow-x: hidden;
        }

        /* Navbar */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(10px);
            padding: 1rem 5%;
            z-index: 1000;
            transition: all 0.3s ease;
        }

        nav.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }

        .nav-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            color: var(--white);
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        .nav-links a {
            color: var(--white);
            text-decoration: none;
            transition: color 0.3s ease;
            font-weight: 500;
        }

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

        .menu-toggle {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 0.5rem;
        }

        .menu-toggle span {
            width: 25px;
            height: 3px;
            background: var(--white);
            transition: all 0.3s ease;
            display: block;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem 5%;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(99, 102, 241, 0.15), transparent);
            border-radius: 50%;
            top: -200px;
            right: -200px;
            animation: float 6s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(5deg); }
        }

        .hero-content {
            max-width: 1400px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
            z-index: 1;
        }

        .hero-text h1 {
            font-size: 3.5rem;
            color: var(--white);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }

        .gradient-text {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-text p {
            font-size: 1.3rem;
            color: var(--gray);
            margin-bottom: 2rem;
        }

        .cta-buttons {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn {
            padding: 1rem 2rem;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--white);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
        }

        .btn-secondary {
            background: transparent;
            color: var(--white);
            border: 2px solid var(--primary);
        }

        .btn-secondary:hover {
            background: var(--primary);
            transform: translateY(-2px);
        }

        .hero-visual {
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .code-window {
            background: rgba(30, 41, 59, 0.9);
            border-radius: 12px;
            padding: 1.5rem;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            max-width: 500px;
            width: 100%;
        }

        .window-header {
            display: flex;
            gap: 8px;
            margin-bottom: 1rem;
        }

        .window-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
        }

        .dot-red { background: #ef4444; }
        .dot-yellow { background: #eab308; }
        .dot-green { background: #22c55e; }

        .code-content {
            font-family: 'Courier New', monospace;
            color: #94a3b8;
            font-size: 0.9rem;
            line-height: 1.8;
        }

        .code-line { display: block; }
        .code-keyword { color: #c084fc; }
        .code-function { color: #60a5fa; }
        .code-string { color: #34d399; }

        /* Services Section */
        .services {
            padding: 6rem 5%;
            background: var(--light);
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 4rem;
        }

        .section-header h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            color: var(--dark);
        }

        .section-header p {
            font-size: 1.1rem;
            color: var(--gray);
        }

        .services-grid {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .service-card {
            background: var(--white);
            padding: 2.5rem;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            border: 1px solid transparent;
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
            border-color: var(--primary);
        }

        .service-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            margin-bottom: 1.5rem;
        }

        .service-card h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--dark);
        }

        .service-card p {
            color: var(--gray);
            line-height: 1.7;
        }

        /* About Section */
        .about {
            padding: 6rem 5%;
            background: var(--white);
        }

        .about-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .about-text h2 {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            color: var(--dark);
        }

        .about-text p {
            font-size: 1.1rem;
            color: var(--gray);
            margin-bottom: 1.5rem;
            line-height: 1.8;
        }

        .stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
            margin-top: 2rem;
        }

        .stat-item {
            text-align: center;
            padding: 1.5rem;
            background: var(--light);
            border-radius: 12px;
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: bold;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }

        .stat-label {
            color: var(--gray);
            font-size: 0.9rem;
        }

        /* Contact Section */
        .contact {
            padding: 6rem 5%;
            background: var(--dark);
            color: var(--white);
        }

        .contact-content {
            max-width: 1000px;
            margin: 0 auto;
        }

        .contact-header {
            text-align: center;
            margin-bottom: 3rem;
        }

        .contact-header h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .contact-header p {
            font-size: 1.1rem;
            color: var(--gray);
        }

        .contact-form {
            background: var(--dark-light);
            padding: 3rem;
            border-radius: 16px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 1rem;
            border: 2px solid transparent;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.05);
            color: var(--white);
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.08);
        }

        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }

        .form-message {
            padding: 1rem;
            border-radius: 8px;
            margin-bottom: 1rem;
            display: none;
        }

        .form-message.success {
            background: rgba(34, 197, 94, 0.2);
            border: 1px solid #22c55e;
            color: #22c55e;
        }

        .form-message.error {
            background: rgba(239, 68, 68, 0.2);
            border: 1px solid #ef4444;
            color: #ef4444;
        }

        /* Footer */
        footer {
            background: var(--dark-light);
            color: var(--gray);
            padding: 3rem 5%;
            text-align: center;
        }

        footer p {
            margin-bottom: 1rem;
        }

        .footer-social {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-top: 1rem;
        }

        .footer-social a {
            color: var(--gray);
            font-size: 1.5rem;
            transition: color 0.3s ease;
            text-decoration: none;
        }

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

        /* Responsive Design */
        @media (max-width: 968px) {
            .nav-links {
                position: fixed;
                top: 70px;
                left: -100%;
                flex-direction: column;
                background: var(--dark);
                width: 100%;
                padding: 2rem;
                transition: left 0.3s ease;
            }

            .nav-links.active {
                left: 0;
            }

            .menu-toggle {
                display: flex;
            }

            .hero-content,
            .about-content {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .hero-text h1 {
                font-size: 2.5rem;
            }

            .hero-visual {
                order: -1;
            }

            .cta-buttons {
                justify-content: center;
            }

            .services-grid {
                grid-template-columns: 1fr;
            }

            .stats {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 640px) {
            .hero-text h1 {
                font-size: 2rem;
            }

            .hero-text p {
                font-size: 1.1rem;
            }

            .section-header h2 {
                font-size: 2rem;
            }

            .contact-form {
                padding: 2rem 1.5rem;
            }
        }