/* ==================== RESET & BASE ==================== */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
        }
        
        body {
            font-family: 'Inter', sans-serif;
            background: #000;
            color: #9adbbf;
            line-height: 1.6;
            overflow-x: hidden;
            position: relative;
        }
        
        /* Noise texture overlay */
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
            opacity: 0.5;
        }
        
        /* Canvas background */
        #particles-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
            pointer-events: none;
        }
        
        /* Main content wrapper */
        main {
            position: relative;
            z-index: 2;
        }
        
        /* ==================== TYPOGRAPHY ==================== */
        h1, h2, h3, h4 {
            font-family: 'Orbitron', sans-serif;
            color: #d9ffe8;
            font-weight: 700;
            line-height: 1.2;
        }
        
        h1 {
            font-size: clamp(2rem, 5vw, 4rem);
            font-weight: 900;
        }
        
        h2 {
            font-size: clamp(1.75rem, 4vw, 3rem);
        }
        
        h3 {
            font-size: clamp(1.25rem, 3vw, 1.75rem);
        }
        
        /* ==================== HEADER ==================== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            padding: 1rem 0;
            transition: all 0.3s ease;
        }
        
        header.scrolled {
            background: rgba(0, 0, 0, 0.85);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 255, 136, 0.1);
        }
        
        .header-container {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
        }
        
        .logo {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.75rem;
            font-weight: 900;
            color: #00ff88;
            text-decoration: none;
            text-shadow: 0 0 10px rgba(0, 255, 136, 0.5),
                         0 0 20px rgba(0, 255, 136, 0.3);
            border: 2px solid #00ff88;
            padding: 0.5rem 1rem;
            position: relative;
            overflow: hidden;
        }
        
        .logo::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.2), transparent);
            animation: shimmer 3s infinite;
        }
        
        @keyframes shimmer {
            0%, 100% { left: -100%; }
            50% { left: 100%; }
        }
        
        nav {
            display: flex;
            align-items: center;
            gap: 2rem;
        }
        
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        
        .nav-links a {
            color: #9adbbf;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: #00ff88;
            transition: width 0.3s ease;
        }
        
        .nav-links a:hover,
        .nav-links a.active {
            color: #00ff88;
        }
        
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        
        /* ==================== BUTTONS ==================== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.875rem 2rem;
            background: rgba(0, 255, 136, 0.1);
            color: #00ff88;
            text-decoration: none;
            font-weight: 600;
            border: 2px solid #00ff88;
            border-radius: 50px;
            position: relative;
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: 0 0 20px rgba(0, 255, 136, 0.3),
                        inset 0 0 20px rgba(0, 255, 136, 0.1);
            cursor: pointer;
        }
        
        .btn-primary::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 255, 136, 0.2);
            transform: translateX(-100%);
            transition: transform 0.3s ease;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 30px rgba(0, 255, 136, 0.5),
                        inset 0 0 30px rgba(0, 255, 136, 0.2);
        }
        
        .btn-primary:hover::before {
            transform: translateX(0);
        }
        
        .btn-primary:focus {
            outline: 2px solid #00ff88;
            outline-offset: 4px;
        }
        
        .btn-large {
            font-size: 1.125rem;
            padding: 1.25rem 3rem;
        }
        
        .btn-pulse {
            animation: pulse-glow 2s ease-in-out infinite;
        }
        
        @keyframes pulse-glow {
            0%, 100% {
                box-shadow: 0 0 20px rgba(0, 255, 136, 0.3),
                            inset 0 0 20px rgba(0, 255, 136, 0.1);
            }
            50% {
                box-shadow: 0 0 40px rgba(0, 255, 136, 0.6),
                            inset 0 0 30px rgba(0, 255, 136, 0.2);
            }
        }
        
        /* ==================== SECTIONS ==================== */
        section {
            position: relative;
            padding: 6rem 1.5rem;
            max-width: 1440px;
            margin: 0 auto;
        }
        
        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, #00ff88, transparent);
            position: relative;
            overflow: hidden;
            margin: 4rem 0;
        }
        
        .section-divider::after {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 30%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.8), transparent);
            animation: sweep 4s linear infinite;
        }
        
        @keyframes sweep {
            0% { left: -100%; }
            100% { left: 100%; }
        }
        
        /* ==================== HERO SECTION ==================== */
        #hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        #hero::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80%;
            height: 80%;
            pointer-events: none;
        }
        
        .hero-content {
            max-width: 900px;
            position: relative;
            z-index: 10;
        }
        
        .hero-title {
            position: relative;
            display: inline-block;
            margin-bottom: 1.5rem;
        }
        
        .hero-title.glitch {
            animation: glitch 5s infinite;
        }
        
        @keyframes glitch {
            0%, 96%, 100% {
                text-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
            }
            97% {
                text-shadow: 2px 2px 0 #00ff88, -2px -2px 0 #1affc6;
            }
            98% {
                text-shadow: -2px 2px 0 #00ff88, 2px -2px 0 #1affc6;
            }
            99% {
                text-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
            }
        }
        
        .hero-subtitle {
            font-size: clamp(1rem, 2vw, 1.25rem);
            margin-bottom: 2rem;
            color: #9adbbf;
        }
        
        .hero-cta {
            margin-bottom: 1rem;
        }
        
        .urgency-text {
            font-size: 0.875rem;
            color: #1affc6;
            font-weight: 500;
        }
        
        .hero-image {
            max-width: 100%;
            width: 100%;
            height: auto;
            margin: 2rem auto;
            display: block;
            transform: scale(1.2);
        }
        
        @media (min-width: 768px) {
            .hero-image {
                max-width: 1600px;
                width: 95%;
                transform: scale(1.15);
            }
        }
        
        @media (min-width: 1200px) {
            .hero-image {
                max-width: 1800px;
                width: 90%;
                transform: scale(1.1);
            }
        }
        
        /* ==================== WHAT IS NXT SECTION ==================== */
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        
        .section-description {
            max-width: 700px;
            margin: 0 auto 3rem;
            text-align: center;
            font-size: 1.125rem;
            line-height: 1.7;
        }
        
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin-bottom: 3rem;
        }
        
        .card {
            background: linear-gradient(145deg, rgba(10, 10, 10, 0.8), rgba(0, 0, 0, 0.9));
            border: 1px solid rgba(0, 255, 136, 0.2);
            border-radius: 20px;
            padding: 2rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(10px);
        }
        
        .card::before {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(45deg, #00ff88, #1affc6);
            border-radius: 20px;
            opacity: 0;
            transition: opacity 0.3s ease;
            z-index: -1;
        }
        
        .card:hover {
            transform: translateY(-5px);
            border-color: #00ff88;
            box-shadow: 0 10px 40px rgba(0, 255, 136, 0.3);
        }
        
        .card:hover::before {
            opacity: 0.1;
        }
        
        .card-icon {
            width: 60px;
            height: 60px;
            margin-bottom: 1.5rem;
        }
        
        .card h3 {
            margin-bottom: 1rem;
            color: #00ff88;
        }
        
        .card p {
            color: #9adbbf;
            line-height: 1.6;
        }
        
        /* ==================== FEATURES SECTION ==================== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2.5rem;
        }
        
        .feature-block {
            background: linear-gradient(145deg, rgba(15, 15, 15, 0.6), rgba(0, 0, 0, 0.8));
            border-left: 3px solid #00ff88;
            padding: 2rem;
            border-radius: 10px;
            transition: all 0.3s ease;
        }
        
        .feature-block:hover {
            background: linear-gradient(145deg, rgba(15, 15, 15, 0.8), rgba(0, 0, 0, 0.9));
            border-left-width: 5px;
            transform: translateX(5px);
        }
        
        .feature-block h3 {
            color: #00ff88;
            margin-bottom: 1rem;
        }
        
        /* ==================== TESTIMONIALS SECTION ==================== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-bottom: 3rem;
        }
        
        .testimonial-card {
            background: linear-gradient(145deg, rgba(10, 10, 10, 0.8), rgba(0, 0, 0, 0.9));
            border: 1px solid rgba(0, 255, 136, 0.2);
            border-radius: 15px;
            padding: 2rem;
            position: relative;
            backdrop-filter: blur(10px);
        }
        
        .quote-icon {
            font-size: 3rem;
            color: #00ff88;
            opacity: 0.3;
            line-height: 1;
            margin-bottom: 1rem;
        }
        
        .testimonial-text {
            font-size: 1.125rem;
            margin-bottom: 1.5rem;
            color: #d9ffe8;
            font-style: italic;
        }
        
        .testimonial-author {
            color: #00ff88;
            font-weight: 600;
        }
        
        .marquee {
            overflow: hidden;
            background: linear-gradient(90deg, rgba(0, 255, 136, 0.05), rgba(26, 255, 198, 0.05));
            padding: 1.5rem 0;
            margin-top: 3rem;
            border-top: 1px solid rgba(0, 255, 136, 0.2);
            border-bottom: 1px solid rgba(0, 255, 136, 0.2);
        }
        
        .marquee-content {
            display: flex;
            animation: marquee 30s linear infinite;
            white-space: nowrap;
        }
        
        .marquee-content span {
            padding: 0 3rem;
            font-size: 1.25rem;
            color: #00ff88;
            font-weight: 600;
        }
        
        @keyframes marquee {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }
        
        /* ==================== FAQ SECTION ==================== */
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .faq-item {
            background: linear-gradient(145deg, rgba(10, 10, 10, 0.6), rgba(0, 0, 0, 0.8));
            border: 1px solid rgba(0, 255, 136, 0.2);
            border-radius: 10px;
            margin-bottom: 1.5rem;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        
        .faq-item:hover {
            border-color: #00ff88;
        }
        
        .faq-question {
            padding: 1.5rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #d9ffe8;
            font-weight: 600;
            font-size: 1.125rem;
        }
        
        .faq-toggle {
            color: #00ff88;
            font-size: 1.5rem;
            transition: transform 0.3s ease;
        }
        
        .faq-item.active .faq-toggle {
            transform: rotate(45deg);
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 1.5rem;
        }
        
        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 0 1.5rem 1.5rem;
        }
        
        /* ==================== CTA FINAL SECTION ==================== */
        #cta-final {
            text-align: center;
            background: linear-gradient(145deg, rgba(15, 15, 15, 0.4), rgba(0, 0, 0, 0.6));
            border: 2px solid rgba(0, 255, 136, 0.3);
            border-radius: 30px;
            padding: 5rem 2rem;
            position: relative;
            overflow: hidden;
        }
        
        #cta-final::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at center, rgba(0, 255, 136, 0.1), transparent);
            pointer-events: none;
        }
        
        .cta-content {
            position: relative;
            z-index: 10;
        }
        
        .cta-headline {
            font-size: clamp(2rem, 5vw, 3.5rem);
            margin-bottom: 1rem;
        }
        
        .cta-subtext {
            font-size: 1.25rem;
            margin-bottom: 2.5rem;
            color: #9adbbf;
        }
        
        .security-text {
            margin-top: 1.5rem;
            color: #1affc6;
            font-size: 0.875rem;
        }
        
        /* ==================== FOOTER ==================== */
        footer {
            background: #000;
            border-top: 1px solid rgba(0, 255, 136, 0.2);
            padding: 3rem 1.5rem 2rem;
            text-align: center;
        }
        
        .footer-logo {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.5rem;
            font-weight: 900;
            color: #00ff88;
            margin-bottom: 2rem;
            text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
        }
        
        .footer-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }
        
        .footer-links a {
            color: #9adbbf;
            text-decoration: none;
            font-size: 0.875rem;
            transition: color 0.3s ease;
        }
        
        .footer-links a:hover {
            color: #00ff88;
        }
        
        .copyright {
            color: #9adbbf;
            font-size: 0.875rem;
            opacity: 0.7;
        }
        
        /* ==================== MOBILE MENU ==================== */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: 2px solid #00ff88;
            color: #00ff88;
            font-size: 1.5rem;
            padding: 0.5rem;
            cursor: pointer;
            border-radius: 5px;
        }
        
        /* ==================== RESPONSIVE ==================== */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(0, 0, 0, 0.95);
                backdrop-filter: blur(10px);
                flex-direction: column;
                padding: 2rem;
                border-top: 1px solid rgba(0, 255, 136, 0.2);
            }
            
            .nav-links.active {
                display: flex;
            }
            
            .mobile-menu-toggle {
                display: block;
            }
            
            .header-container {
                flex-wrap: wrap;
            }
            
            nav {
                order: 3;
                width: 100%;
            }
            
            nav .btn-primary {
                display: none;
            }
            
            section {
                padding: 4rem 1rem;
            }
            
            .cards-grid,
            .features-grid,
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 360px) {
            .header-container {
                padding: 0 1rem;
            }
            
            section {
                padding: 3rem 1rem;
            }
            
            .btn-primary {
                padding: 0.75rem 1.5rem;
                font-size: 0.875rem;
            }
        }
        
        /* ==================== ACCESSIBILITY ==================== */
        :focus-visible {
            outline: 2px solid #00ff88;
            outline-offset: 4px;
        }
        
        @media (prefers-reduced-motion: reduce) {
            * {
                animation: none !important;
                transition: none !important;
            }
        }