:root {
            --r50ey1-accent: #FBBC04;
            --r50ey1-error: #EA4335;
            --r50ey1-blue: #4285F4;
            --r50ey1-green: #34A853;
            --r50ey1-bg: #0b0e14;
            --r50ey1-surface: #1a1d23;
            --r50ey1-text-primary: #ffffff;
            --r50ey1-text-secondary: #9aa0a6;
            --r50ey1-font-mono: 'Fira Code', 'Consolas', monospace;
            --r50ey1-spacing-unit: 8px;
        }

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

        body {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background-color: var(--r50ey1-bg);
            color: var(--r50ey1-text-primary);
            line-height: 1.6;
            overflow-x: hidden;
            word-break: keep-all;
            overflow-wrap: break-word;
        }

        /* 布局容器 */
        .r50ey1-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 32px;
            width: 100%;
        }

        /* 导航栏 */
        .r50ey1-navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(11, 14, 20, 0.8);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            height: 72px;
            display: flex;
            align-items: center;
        }

        .r50ey1-nav-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            flex-wrap: wrap;
        }

        .r50ey1-logo {
            flex-shrink: 0;
            min-width: 0;
        }

        .r50ey1-logo img {
            height: 32px;
            display: block;
        }

        .r50ey1-menu {
            display: flex;
            list-style: none;
            gap: 24px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .r50ey1-menu li a {
            text-decoration: none;
            color: var(--r50ey1-text-secondary);
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s;
            white-space: nowrap;
        }

        .r50ey1-menu li a:hover,
        .r50ey1-menu li a.r50ey1-active {
            color: var(--r50ey1-accent);
        }

        /* Hero 区域 - 独特的控制台风格 */
        .r50ey1-hero {
            padding-top: 160px;
            padding-bottom: 96px;
            position: relative;
            background: radial-gradient(circle at 10% 20%, rgba(251, 188, 4, 0.05) 0%, transparent 40%);
        }

        .r50ey1-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .r50ey1-hero-content {
            min-width: 0;
        }

        .r50ey1-hero-badge {
            display: inline-block;
            padding: 6px 12px;
            background: rgba(251, 188, 4, 0.1);
            color: var(--r50ey1-accent);
            border-radius: 4px;
            font-size: 12px;
            font-family: var(--r50ey1-font-mono);
            margin-bottom: 24px;
            border: 1px solid rgba(251, 188, 4, 0.2);
        }

        .r50ey1-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
            line-height: 1.1;
            margin-bottom: 24px;
            font-weight: 700;
            letter-spacing: -0.02em;
        }

        .r50ey1-hero-subtitle {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            color: var(--r50ey1-text-secondary);
            max-width: 600px;
            margin-bottom: 40px;
        }

        .r50ey1-console-mockup {
            background: #1e1e1e;
            border-radius: 12px;
            border: 1px solid #333;
            box-shadow: 0 40px 80px rgba(0,0,0,0.5);
            overflow: hidden;
            font-family: var(--r50ey1-font-mono);
            min-width: 0;
        }

        .r50ey1-console-header {
            background: #2d2d2d;
            padding: 10px 16px;
            display: flex;
            gap: 8px;
            border-bottom: 1px solid #333;
        }

        .r50ey1-dot { width: 12px; height: 12px; border-radius: 50%; }
        .r50ey1-dot-r { background: #ff5f56; }
        .r50ey1-dot-y { background: #ffbd2e; }
        .r50ey1-dot-g { background: #27c93f; }

        .r50ey1-console-body {
            padding: 24px;
            font-size: 14px;
            color: #d4d4d4;
        }

        .r50ey1-code-line { margin-bottom: 8px; }
        .r50ey1-code-keyword { color: #569cd6; }
        .r50ey1-code-string { color: #ce9178; }
        .r50ey1-code-comment { color: #6a9955; }

        /* 核心技术架构区块 - Bento Grid */
        .r50ey1-arch-section {
            padding: 96px 0;
        }

        .r50ey1-grid-layout {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
        }

        .r50ey1-card {
            background: var(--r50ey1-surface);
            border-radius: 24px;
            padding: 40px;
            border: 1px solid rgba(255,255,255,0.05);
            transition: transform 0.3s, border-color 0.3s;
            min-width: 0;
        }

        .r50ey1-card:hover {
            transform: translateY(-8px);
            border-color: var(--r50ey1-accent);
        }

        .r50ey1-card-v8 { grid-column: span 7; }
        .r50ey1-card-blink { grid-column: span 5; }
        .r50ey1-card-multi { grid-column: span 12; }

        .r50ey1-card-title {
            font-size: 28px;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .r50ey1-card-tag {
            font-size: 12px;
            padding: 4px 8px;
            background: rgba(255,255,255,0.1);
            border-radius: 4px;
            text-transform: uppercase;
        }

        /* 智能生态列表 */
        .r50ey1-eco-section {
            padding: 96px 0;
            background: #0f1218;
        }

        .r50ey1-eco-item {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            margin-bottom: 80px;
            align-items: center;
        }

        .r50ey1-eco-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .r50ey1-eco-text {
            flex: 1;
            min-width: 300px;
        }

        .r50ey1-eco-visual {
            flex: 1;
            min-width: 300px;
            background: linear-gradient(135deg, rgba(66, 133, 244, 0.1), rgba(52, 168, 83, 0.1));
            height: 300px;
            border-radius: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px dashed rgba(255,255,255,0.1);
        }

        .r50ey1-capability-list {
            list-style: none;
            margin-top: 24px;
        }

        .r50ey1-capability-list li {
            padding: 12px 0;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            display: flex;
            gap: 12px;
            color: var(--r50ey1-text-secondary);
        }

        .r50ey1-capability-list li::before {
            content: "→";
            color: var(--r50ey1-accent);
        }

        /* 未来愿景 */
        .r50ey1-vision-section {
            padding: 96px 0;
        }

        .r50ey1-vision-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .r50ey1-vision-card {
            flex: 1;
            min-width: 300px;
            background: rgba(255,255,255,0.02);
            padding: 32px;
            border-left: 4px solid var(--r50ey1-accent);
        }

        .r50ey1-vision-period {
            font-weight: 700;
            color: var(--r50ey1-accent);
            margin-bottom: 16px;
            display: block;
        }

        /* 页脚 */
        .r50ey1-footer {
            padding: 64px 0;
            border-top: 1px solid rgba(255,255,255,0.05);
            text-align: center;
        }

        .r50ey1-footer-brand {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 16px;
            background: linear-gradient(90deg, #4285F4, #EA4335, #FBBC04, #34A853);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .r50ey1-footer-links {
            display: flex;
            justify-content: center;
            gap: 32px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .r50ey1-footer-links a {
            color: var(--r50ey1-text-secondary);
            text-decoration: none;
            font-size: 14px;
        }

        /* 响应式适配 */
        @media (max-width: 1024px) {
            .r50ey1-hero-grid { grid-template-columns: 1fr; }
            .r50ey1-card-v8, .r50ey1-card-blink { grid-column: span 12; }
        }

        @media (max-width: 768px) {
            .r50ey1-container { padding: 0 20px; }
            .r50ey1-navbar { height: auto; padding: 16px 0; }
            .r50ey1-menu { justify-content: center; margin-top: 16px; }
            .r50ey1-hero { padding-top: 120px; }
            .r50ey1-eco-item { flex-direction: column !important; }
        }