:root {
            --primary: #111111;
            --accent: #2563EB;
            --text-main: #0a0a0a;
            --text-secondary: #525252;
            --bg-body: #ffffff;
            --bg-alt: #fafafa;
            --border-light: #e5e5e5;
            --radius-lg: 16px;
            --radius-md: 8px;
            --radius-sm: 4px;
            --container-width: 1140px;
            --header-height: 70px;
            --ease-tech: cubic-bezier(0.16, 1, 0.3, 1);
            --font-heading: 'Outfit', sans-serif;
            --font-body: 'Inter', sans-serif;
            --font-mono: 'Fira Code', monospace;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            color: var(--text-main);
            background-color: var(--bg-body);
            line-height: 1.5;
            overflow-x: hidden;
            font-size: 16px;
        }

        h1,
        h2,
        h3,
        h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--text-main);
        }

        h1 {
            font-size: 64px;
            line-height: 1.1;
            font-weight: 800;
            letter-spacing: -0.03em;
        }

        h2 {
            font-size: 42px;
            line-height: 1.1;
            margin-bottom: 0.6em;
        }

        h3 {
            font-size: 24px;
            line-height: 1.3;
            margin-bottom: 0.4em;
        }

        p {
            color: var(--text-secondary);
            font-weight: 400;
            line-height: 1.6;
            margin-bottom: 1.5em;
        }

        a {
            text-decoration: none;
            color: inherit;
            cursor: pointer;
        }

        .container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 120px 0;
            position: relative;
        }

        .section-alt {
            background-color: var(--bg-alt);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 16px 32px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 600;
            transition: all 0.2s var(--ease-tech);
            border: 1px solid transparent;
            letter-spacing: 0.01em;
            cursor: pointer;
        }

        .btn-primary {
            background-color: var(--primary);
            color: white;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .btn-primary:hover {
            background-color: #000;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--border-light);
            color: var(--text-main);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            background: white;
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 9999;
            border-bottom: 1px solid var(--border-light);
            transition: all 0.3s ease;
        }

        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .logo {
            font-weight: 600;
            font-size: 19px;
            color: var(--text-main);
            letter-spacing: -0.01em;
        }

        .nav-menu {
            display: flex;
            gap: 32px;
        }

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            opacity: 0.7;
            transition: opacity 0.2s;
        }

        .nav-link:hover {
            opacity: 1;
            color: var(--text-main);
        }

        /* Mobile Menu Styles - Premium */
        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
            width: 30px;
            height: 30px;
            background: none;
            border: none;
            cursor: pointer;
            z-index: 10001;
            padding: 0;
        }

        .mobile-menu-btn span {
            width: 100%;
            height: 2px;
            background-color: var(--text-main);
            transition: all 0.3s var(--ease-tech);
            border-radius: 2px;
        }

        .mobile-menu-close {
            position: absolute;
            top: 24px;
            right: 24px;
            background: none;
            border: none;
            cursor: pointer;
            width: 40px;
            height: 40px;
            z-index: 10002;
            padding: 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .mobile-menu-close span {
            position: absolute;
            width: 100%;
            height: 2px;
            background-color: var(--text-main);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .mobile-menu-close span:nth-child(1) {
            transform: rotate(45deg);
        }

        .mobile-menu-close span:nth-child(2) {
            transform: rotate(-45deg);
        }

        .mobile-menu-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 10000;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s var(--ease-tech);
        }

        .mobile-menu-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .mobile-nav-link {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            margin: 12px 0;
            opacity: 0;
            transform: translateY(20px);
            transition: color 0.3s ease;
            text-decoration: none;
        }

        .mobile-nav-link:hover {
            color: var(--accent);
        }

        /* Button Animation State */
        .mobile-menu-btn.active span:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }

        .mobile-menu-btn.active span:nth-child(2) {
            opacity: 0;
            transform: translateX(-10px);
        }

        .mobile-menu-btn.active span:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }

        @media (max-width: 960px) {
            .nav-menu {
                display: none;
            }

            .mobile-menu-btn {
                display: flex;
            }

            .header-inner .btn-primary {
                display: none;
            }
        }

        /* Hero Section - Immersive */
        .hero-products {
            height: 90vh;
            min-height: 600px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            background: #050505;
            color: white;
            text-align: center;
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 120%;
            opacity: 0.5;
            will-change: transform;
        }

        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-content-wrapper {
            position: relative;
            z-index: 2;
            max-width: 800px;
            padding: 0 24px;
        }

        .hero-products h1 {
            font-size: 72px;
            margin-bottom: 24px;
            color: white;
            line-height: 1.05;
        }

        .hero-products p {
            font-size: 22px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 40px;
            font-weight: 300;
        }

        /* Product Showcase - Split Layout */
        .product-section {
            padding: 0;
            overflow: hidden;
        }

        .product-row {
            display: flex;
            min-height: 80vh;
        }

        .product-row.reverse {
            flex-direction: row-reverse;
        }

        .product-visual {
            flex: 1;
            position: relative;
            overflow: hidden;
        }

        .product-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 1.2s var(--ease-tech);
        }

        .product-row:hover .product-visual img {
            transform: scale(1.05);
        }

        .product-content {
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 80px;
            background: white;
            position: relative;
            z-index: 2;
        }

        .product-inner {
            max-width: 500px;
        }

        .product-number {
            font-family: var(--font-mono);
            font-size: 14px;
            color: var(--accent);
            margin-bottom: 24px;
            display: block;
            letter-spacing: 0.1em;
            font-weight: 600;
        }

        .product-title {
            font-size: 48px;
            margin-bottom: 24px;
            line-height: 1.1;
        }

        .product-desc {
            font-size: 18px;
            color: var(--text-secondary);
            margin-bottom: 32px;
        }

        .product-highlight {
            padding: 24px;
            background: var(--bg-alt);
            border-radius: var(--radius-md);
            margin-bottom: 32px;
            border-left: 4px solid var(--primary);
        }

        .product-highlight p {
            margin-bottom: 0;
            font-weight: 500;
            color: var(--text-main);
            font-size: 16px;
        }

        .benefit-list {
            list-style: none;
            margin-bottom: 40px;
        }

        .benefit-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 16px;
            color: var(--text-secondary);
        }

        .benefit-list li svg {
            color: var(--accent);
            flex-shrink: 0;
        }

        /* Comparison Section - Immersive */
        .comparison-section {
            background: #111;
            color: white;
            padding: 140px 0;
            position: relative;
            overflow: hidden;
        }

        .comparison-cards {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-top: 80px;
        }

        .comp-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 24px;
            padding: 50px;
            transition: all 0.4s var(--ease-tech);
            position: relative;
            overflow: hidden;
        }

        .comp-card:hover {
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-10px);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .comp-card.highlight {
            background: white;
            color: black;
            border-color: white;
        }

        .comp-card.highlight:hover {
            background: #f0f0f0;
        }

        .comp-badge {
            display: inline-block;
            padding: 8px 16px;
            border-radius: 99px;
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: 24px;
        }

        .badge-dark {
            background: rgba(255, 255, 255, 0.1);
            color: white;
        }

        .badge-light {
            background: #000;
            color: white;
        }

        .comp-title {
            font-size: 32px;
            margin-bottom: 16px;
            font-weight: 700;
        }

        .comp-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 40px;
            line-height: 1.6;
        }

        .comp-card.highlight .comp-desc {
            color: rgba(0, 0, 0, 0.6);
        }

        .comp-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-bottom: 40px;
            padding-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .comp-card.highlight .comp-stats {
            border-top-color: rgba(0, 0, 0, 0.1);
        }

        .stat-label {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            opacity: 0.5;
            display: block;
            margin-bottom: 8px;
        }

        .stat-value {
            font-size: 20px;
            font-weight: 600;
        }

        /* Why Join List - Minimalist */
        .why-join-list {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 100px;
            border-radius: 16px;
            overflow: hidden;
        }

        .why-item {
            background: #1a1a1a;
            padding: 40px 20px;
            text-align: center;
            transition: background 0.3s;
        }

        .why-item:hover {
            background: #222;
        }

        .why-number {
            font-family: var(--font-mono);
            font-size: 14px;
            color: var(--accent);
            margin-bottom: 16px;
            display: block;
        }

        .why-item h4 {
            font-size: 16px;
            color: white;
            margin: 0;
            font-weight: 500;
        }

        /* Footer */
        footer {
            background: var(--bg-alt);
            padding: 80px 0 40px;
            font-size: 12px;
            color: var(--text-secondary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 60px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

        .footer-col h4 {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col li {
            margin-bottom: 8px;
        }

        /* Animations */
        .reveal-text {
            opacity: 0;
            transform: translateY(30px);
        }

        @media (max-width: 1024px) {

            .product-row,
            .product-row.reverse {
                flex-direction: column;
                min-height: auto;
            }

            .product-visual {
                height: 400px;
            }

            .product-content {
                padding: 60px 24px;
            }

            .why-join-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .hero-products h1 {
                font-size: 48px;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }

            .comparison-table {
                display: block;
                overflow-x: auto;
            }
        }