:root {
            --rg222-primary: #0062ff;
            --rg222-accent: #ff4d4f;
            --rg222-dark: #1d1d1f;
            --rg222-light: #f5f5f7;
            --rg222-text: #333333;
            --rg222-white: #ffffff;
            --rg222-gradient-aurora: linear-gradient(135deg, #0062ff 0%, #6133ff 50%, #ff33a1 100%);
            --rg222-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --rg222-container-width: 1300px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--rg222-text);
            line-height: 1.6;
            background-color: var(--rg222-white);
            overflow-x: hidden;
            word-break: break-word;
        }

        /* Typography */
        h1, h2, h3 {
            line-height: 1.2;
            font-weight: 700;
            color: var(--rg222-dark);
            word-break: keep-all;
            white-space: normal;
        }

        p {
            font-size: clamp(1rem, 0.5vw + 0.8rem, 1.125rem);
            line-height: 1.8;
            margin-bottom: 1.5rem;
        }

        /* Navigation */
        .rg222-nav-fixed {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }

        .rg222-nav-container {
            max-width: var(--rg222-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .rg222-logo {
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .rg222-logo img {
            height: 32px;
            width: auto;
        }

        .rg222-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 8px;
            min-width: 0;
        }

        .rg222-menu li a {
            text-decoration: none;
            color: var(--rg222-dark);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            transition: all 0.2s ease;
        }

        .rg222-menu li a:hover {
            background: rgba(0, 98, 255, 0.05);
            color: var(--rg222-primary);
        }

        .rg222-menu li a.active {
            color: var(--rg222-primary);
            background: rgba(0, 98, 255, 0.08);
        }

        /* Hero Section - Unique Centered Floating Design */
        .rg222-hero {
            padding: 160px 24px 80px;
            background: radial-gradient(circle at 80% 20%, rgba(0, 98, 255, 0.05) 0%, transparent 50%),
                        radial-gradient(circle at 20% 80%, rgba(255, 51, 161, 0.05) 0%, transparent 50%);
            text-align: center;
            position: relative;
        }

        .rg222-hero-content {
            max-width: 900px;
            margin: 0 auto;
        }

        .rg222-badge {
            display: inline-block;
            padding: 6px 16px;
            background: var(--rg222-gradient-aurora);
            color: white;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .rg222-hero h1 {
            font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
            margin-bottom: 24px;
            background: linear-gradient(to bottom, #1d1d1f, #434343);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .rg222-hero p {
            font-size: clamp(1.1rem, 2vw + 0.5rem, 1.5rem);
            color: #666;
            max-width: 700px;
            margin: 0 auto 48px;
        }

        .rg222-hero-image-wrapper {
            margin-top: 64px;
            position: relative;
            max-width: var(--rg222-container-width);
            margin-left: auto;
            margin-right: auto;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: 0 40px 100px rgba(0,0,0,0.1);
        }

        .rg222-hero-image-wrapper img {
            width: 100%;
            height: auto;
            display: block;
            transform: scale(1.01);
            transition: transform 0.8s ease;
        }

        .rg222-hero-image-wrapper:hover img {
            transform: scale(1.05);
        }

        /* Download Options Grid */
        .rg222-section {
            padding: 96px 24px;
            max-width: var(--rg222-container-width);
            margin: 0 auto;
        }

        .rg222-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .rg222-download-card {
            background: var(--rg222-white);
            border: 1px solid rgba(0,0,0,0.05);
            border-radius: 24px;
            padding: 40px;
            transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .rg222-download-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 30px 60px rgba(0,0,0,0.1);
            border-color: var(--rg222-primary);
        }

        .rg222-card-icon {
            font-size: 48px;
            margin-bottom: 24px;
        }

        .rg222-download-card h3 {
            font-size: 24px;
            margin-bottom: 16px;
        }

        .rg222-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 16px 32px;
            border-radius: 12px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
            font-size: 16px;
        }

        .rg222-btn-primary {
            background: var(--rg222-primary);
            color: white;
            box-shadow: 0 4px 15px rgba(0, 98, 255, 0.3);
        }

        .rg222-btn-primary:hover {
            background: #0056e0;
            transform: scale(1.02);
        }

        /* Feature Section - Split Layout */
        .rg222-split-section {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 64px;
            margin-bottom: 96px;
        }

        .rg222-split-content {
            flex: 1;
            min-width: 320px;
        }

        .rg222-split-image {
            flex: 1.2;
            min-width: 320px;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--rg222-shadow);
        }

        .rg222-split-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        .rg222-feature-list {
            list-style: none;
            margin-top: 32px;
        }

        .rg222-feature-item {
            display: flex;
            gap: 16px;
            margin-bottom: 24px;
            align-items: flex-start;
        }

        .rg222-feature-dot {
            width: 24px;
            height: 24px;
            background: rgba(0, 98, 255, 0.1);
            color: var(--rg222-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 12px;
        }

        /* Module Showcase */
        .rg222-modules-bg {
            background-color: var(--rg222-light);
            padding: 96px 0;
        }

        .rg222-module-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
            gap: 24px;
            max-width: var(--rg222-container-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .rg222-module-box {
            background: white;
            padding: 40px;
            border-radius: 20px;
            border: 1px solid rgba(0,0,0,0.03);
        }

        .rg222-module-box h4 {
            font-size: 20px;
            margin-bottom: 20px;
            color: var(--rg222-primary);
        }

        .rg222-tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .rg222-tag {
            padding: 4px 12px;
            background: #f0f4ff;
            color: #4466aa;
            border-radius: 6px;
            font-size: 13px;
        }

        /* Footer */
        .rg222-footer {
            background: var(--rg222-dark);
            color: rgba(255,255,255,0.6);
            padding: 80px 24px 40px;
        }

        .rg222-footer-content {
            max-width: var(--rg222-container-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .rg222-footer-brand h2 {
            color: white;
            margin-bottom: 16px;
        }

        .rg222-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
        }

        .rg222-footer-group h4 {
            color: white;
            margin-bottom: 24px;
        }

        .rg222-footer-group ul {
            list-style: none;
        }

        .rg222-footer-group ul li {
            margin-bottom: 12px;
        }

        .rg222-footer-group ul li a {
            color: rgba(255,255,255,0.6);
            text-decoration: none;
            transition: color 0.3s;
        }

        .rg222-footer-group ul li a:hover {
            color: white;
        }

        .rg222-footer-bottom {
            max-width: var(--rg222-container-width);
            margin: 64px auto 0;
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
            font-size: 14px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .rg222-nav-container { height: auto; padding: 16px 24px; }
            .rg222-menu { margin-top: 16px; width: 100%; justify-content: center; }
        }

        @media (max-width: 768px) {
            .rg222-grid, .rg222-module-grid { grid-template-columns: 1fr; }
            .rg222-split-section { flex-direction: column; text-align: center; }
            .rg222-feature-item { justify-content: center; text-align: left; }
            .rg222-hero { padding-top: 120px; }
            .rg222-hero h1 { font-size: 2.5rem; }
            .rg222-footer-links { gap: 32px; }
        }