:root {
            --primary: #FF3366;
            --primary-dark: #CC0044;
            --secondary: #00D9FF;
            --accent: #FFD700;
            --dark: #0A0E27;
            --dark-alt: #1A1F3A;
            --light: #FFFFFF;
            --text-primary: #FFFFFF;
            --text-secondary: #B8C5D6;
            --gradient-1: linear-gradient(135deg, #FF3366 0%, #FF6B9D 100%);
            --gradient-2: linear-gradient(135deg, #00D9FF 0%, #0099CC 100%);
            --gradient-hero: linear-gradient(135deg, rgba(255,51,102,0.1) 0%, rgba(0,217,255,0.1) 100%);
            --shadow-sm: 0 4px 12px rgba(255, 51, 102, 0.15);
            --shadow-md: 0 8px 24px rgba(255, 51, 102, 0.2);
            --shadow-lg: 0 16px 48px rgba(255, 51, 102, 0.25);
            --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background: var(--dark);
            color: var(--text-primary);
            line-height: 1.7;
            overflow-x: hidden;
        }
        .container {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(10, 14, 39, 0.95);
            backdrop-filter: blur(20px);
            z-index: 1000;
            padding: 20px 0;
            border-bottom: 1px solid rgba(255, 51, 102, 0.1);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
        }
        header .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 40px;
        }
        .logo {
            font-size: 28px;
            font-weight: 800;
            background: var(--gradient-1);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 32px;
            margin: 0;
            padding: 0;
        }
        .nav-menu a {
            color: var(--text-secondary);
            text-decoration: none;
            font-weight: 500;
            font-size: 15px;
            transition: var(--transition);
            position: relative;
        }
        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-1);
            transition: var(--transition);
        }
        .nav-menu a:hover {
            color: var(--primary);
        }
        .nav-menu a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 1001;
        }
        .hamburger span {
            width: 28px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger[aria-expanded="true"] span:nth-child(1) {
            transform: rotate(45deg) translate(8px, 8px);
        }
        .hamburger[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .hamburger[aria-expanded="true"] span:nth-child(3) {
            transform: rotate(-45deg) translate(8px, -8px);
        }
        .cta-button {
            display: inline-block;
            padding: 14px 32px;
            background: var(--gradient-1);
            color: var(--light);
            text-decoration: none;
            border-radius: 50px;
            font-weight: 700;
            font-size: 15px;
            transition: var(--transition);
            box-shadow: var(--shadow-md);
            border: none;
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
            position: relative;
            overflow: hidden;
        }
        .cta-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
            transition: var(--transition);
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: var(--light);
        }

        .cta-button:hover::before {
            left: 100%;
        }

        main {
            margin-top: 80px;
        }

        section {
            padding: 100px 0;
            position: relative;
        }

        section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100%;
            max-width: 800px;
            height: 400px;
            background: radial-gradient(ellipse at center, rgba(255,51,102,0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        h1 {
            font-size: 64px;
            font-weight: 900;
            line-height: 1.1;
            margin-bottom: 24px;
            background: linear-gradient(135deg, var(--light) 0%, var(--secondary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -2px;
        }

        h2 {
            font-size: 48px;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--light);
            letter-spacing: -1px;
        }

        h3 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--light);
        }

        p {
            font-size: 17px;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .hero-section {
            min-height: 90vh;
            display: flex;
            align-items: center;
            position: relative;
            background: var(--gradient-hero);
            overflow: hidden;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(0,217,255,0.15) 0%, transparent 70%);
            animation: float 20s ease-in-out infinite;
        }

        .cards-grid-3 {
            background: linear-gradient(180deg, var(--dark) 0%, var(--dark-alt) 100%);
        }

        .cards-grid-3 .container > div {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 32px;
            margin-top: 48px;
        }

        .card {
            background: var(--dark-alt);
            border-radius: 20px;
            padding: 32px;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            border: 1px solid rgba(255,255,255,0.05);
            position: relative;
            overflow: hidden;
        }

        .card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gradient-1);
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }

        .card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .card:hover::before {
            transform: scaleX(1);
        }

        .card img {
            width: 100%;
            border-radius: 12px;
            margin-bottom: 20px;
        }

        .tabs-container {
            margin-top: 48px;
        }

        .tabs-nav {
            display: flex;
            gap: 16px;
            margin-bottom: 32px;
            border-bottom: 2px solid rgba(255,255,255,0.05);
            padding-bottom: 0;
        }

        .tab-link {
            background: none;
            border: none;
            color: var(--text-secondary);
            font-size: 18px;
            font-weight: 600;
            padding: 16px 32px;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
            border-radius: 8px 8px 0 0;
        }

        .tab-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--gradient-1);
            transform: scaleX(0);
            transition: var(--transition);
        }

        .tab-link:hover {
            color: var(--primary);
            background: rgba(255,51,102,0.05);
        }

        .tab-link.active {
            color: var(--light);
        }

        .tab-link.active::after {
            transform: scaleX(1);
        }

        .tab-content {
            display: none;
            animation: fadeIn 0.5s ease;
        }

        .tab-content.active {
            display: block;
        }

        footer {
            background: var(--dark-alt);
            padding: 60px 0 40px;
            border-top: 1px solid rgba(255,255,255,0.05);
        }

        footer nav ul {
            display: flex;
            gap: 32px;
            list-style: none;
            margin-bottom: 24px;
            flex-wrap: wrap;
            justify-content: center;
        }

        footer nav a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
            font-size: 15px;
        }

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

        footer p {
            text-align: center;
            color: var(--text-secondary);
            font-size: 14px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        @media (max-width: 768px) {
            header .container {
                flex-wrap: wrap;
                gap: 5px;
            }

            .logo {
                order: 1;
                font-size: 24px;
            }

            .hamburger {
                display: flex;
                order: 2;
            }

            nav {
                order: 4;
                width: 100%;
                margin-top: 20px;
            }

            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: rgba(10, 14, 39, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 40px 20px;
                gap: 0;
                transition: var(--transition);
                overflow-y: auto;
                z-index: 1;
            }

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

            .nav-menu li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.05);
            }

            .nav-menu a {
                display: block;
                padding: 20px 0;
                font-size: 18px;
            }

            header .cta-button {
                order: 3;
                width: 100%;
                margin-top: 20px;
            }

            h1 {
                font-size: 42px;
            }

            h2 {
                font-size: 36px;
            }

            h3 {
                font-size: 24px;
            }

            section {
                padding: 60px 0;
            }

            .hero-section {
                min-height: 80vh;
            }

            .hero-section p {
                font-size: 17px;
            }

            .cards-grid-3 .container > div,
            .feature-blocks .container > div {
                grid-template-columns: 1fr;
            }

            .feature-table table,
            .comparison-table table {
                font-size: 14px;
            }

            .feature-table table td,
            .comparison-table thead th,
            .comparison-table tbody td {
                padding: 12px;
            }

            .timeline-item {
                padding-left: 40px;
            }

            .timeline-item::before {
                width: 30px;
                height: 30px;
            }

            .timeline-item::after {
                left: 14px;
            }

            .cta-section h2 {
                font-size: 38px;
            }

            .cta-section p {
                font-size: 17px;
            }

            footer nav ul {
                flex-direction: column;
                align-items: center;
                gap: 16px;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }

            h1 {
                font-size: 32px;
            }

            h2 {
                font-size: 28px;
            }

            .cta-button {
                padding: 12px 24px;
                font-size: 14px;
            }

            .card,
            .feature-block,
            .highlight-item {
                padding: 24px;
            }
        }

        img.horizontal,
        img.vertical,
        img.wide {
            margin: 10px auto;
            display: block;
            max-width: 500px;
        }

        .accordion {
            background: var(--dark);
        }

        .accordion-item {
            background: var(--dark-alt);
            border-radius: 16px;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.05);
            transition: var(--transition);
        }

        .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }

        .accordion-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 28px;
            cursor: pointer;
            transition: var(--transition);
        }

        .accordion-header:hover {
            background: rgba(255,51,102,0.05);
        }

        .accordion-header h3 {
            margin: 0;
            font-size: 20px;
            font-weight: 600;
        }

        .accordion-header button {
            width: 32px;
            height: 32px;
            background: var(--gradient-1);
            border: none;
            border-radius: 50%;
            position: relative;
            cursor: pointer;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .accordion-header button::before,
        .accordion-header button::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: var(--light);
            transition: var(--transition);
        }

        .accordion-header button::before {
            width: 12px;
            height: 2px;
        }

        .accordion-header button::after {
            width: 2px;
            height: 12px;
        }

        .accordion-header button[aria-expanded="true"] {
            transform: rotate(45deg);
        }

        .accordion-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .accordion-body p {
            padding: 0 28px 24px;
        }

    

@media (max-width: 768px) {
            header .container {
                flex-wrap: wrap;
                gap: 5px;
            }

            .logo {
                order: 1;
                font-size: 24px;
            }

            .hamburger {
                display: flex;
                order: 2;
            }

            nav {
                order: 4;
                width: 100%;
                margin-top: 20px;
            }

            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: rgba(10, 14, 39, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 40px 20px;
                gap: 0;
                transition: var(--transition);
                overflow-y: auto;
                z-index: 1;
            }

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

            .nav-menu li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.05);
            }

            .nav-menu a {
                display: block;
                padding: 20px 0;
                font-size: 18px;
            }

            header .cta-button {
                order: 3;
                width: 100%;
                margin-top: 20px;
            }

            h1 {
                font-size: 42px;
            }

            h2 {
                font-size: 36px;
            }

            h3 {
                font-size: 24px;
            }

            section {
                padding: 60px 0;
            }

            .hero-section {
                min-height: 80vh;
            }

            .hero-section p {
                font-size: 17px;
            }

            .cards-grid-3 .container > div,
            .feature-blocks .container > div {
                grid-template-columns: 1fr;
            }

            .feature-table table,
            .comparison-table table {
                font-size: 14px;
            }

            .feature-table table td,
            .comparison-table thead th,
            .comparison-table tbody td {
                padding: 12px;
            }

            .timeline-item {
                padding-left: 40px;
            }

            .timeline-item::before {
                width: 30px;
                height: 30px;
            }

            .timeline-item::after {
                left: 14px;
            }

            .cta-section h2 {
                font-size: 38px;
            }

            .cta-section p {
                font-size: 17px;
            }

            footer nav ul {
                flex-direction: column;
                align-items: center;
                gap: 16px;
            }
        }

@media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }

            h1 {
                font-size: 32px;
            }

            h2 {
                font-size: 28px;
            }

            .cta-button {
                padding: 12px 24px;
                font-size: 14px;
            }

            .card,
            .feature-block,
            .highlight-item {
                padding: 24px;
            }
        }

        img.horizontal,
        img.vertical,
        img.wide {
            margin: 10px auto;
            display: block;
            max-width: 500px;
        }

        .accordion {
            background: var(--dark);
        }

        .accordion-item {
            background: var(--dark-alt);
            border-radius: 16px;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.05);
            transition: var(--transition);
        }

        .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }

        .accordion-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 28px;
            cursor: pointer;
            transition: var(--transition);
        }

        .accordion-header:hover {
            background: rgba(255,51,102,0.05);
        }

        .accordion-header h3 {
            margin: 0;
            font-size: 20px;
            font-weight: 600;
        }

        .accordion-header button {
            width: 32px;
            height: 32px;
            background: var(--gradient-1);
            border: none;
            border-radius: 50%;
            position: relative;
            cursor: pointer;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .accordion-header button::before,
        .accordion-header button::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: var(--light);
            transition: var(--transition);
        }

        .accordion-header button::before {
            width: 12px;
            height: 2px;
        }

        .accordion-header button::after {
            width: 2px;
            height: 12px;
        }

        .accordion-header button[aria-expanded="true"] {
            transform: rotate(45deg);
        }

        .accordion-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .accordion-body p {
            padding: 0 28px 24px;
        }