:root {
            --r6tl-primary: #FF6C37;
            --r6tl-primary-hover: #e55a2b;
            --r6tl-accent: #00F2FE;
            --r6tl-bg: #0b0e14;
            --r6tl-surface: #1a1d24;
            --r6tl-surface-light: #2a2e38;
            --r6tl-text-main: #ffffff;
            --r6tl-text-muted: #a0a0a0;
            --r6tl-border: rgba(255, 255, 255, 0.1);
            --r6tl-font-clamp: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            --r6tl-h1-clamp: clamp(2.5rem, 5vw + 1rem, 4.5rem);
        }

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

        body {
            background-color: var(--r6tl-bg);
            color: var(--r6tl-text-main);
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            line-height: 1.6;
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* 布局容器 */
        .r6tl-container {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* 导航栏 */
        .r6tl-nav-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(11, 14, 20, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--r6tl-border);
        }

        .r6tl-nav-content {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            height: 80px;
        }

        .r6tl-logo {
            flex-shrink: 0;
            min-width: 0;
            display: flex;
            align-items: center;
        }

        .r6tl-logo img {
            height: 36px;
            width: auto;
        }

        .r6tl-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            list-style: none;
            min-width: 0;
        }

        .r6tl-menu-item a {
            color: var(--r6tl-text-muted);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .r6tl-menu-item a:hover {
            color: var(--r6tl-primary);
            background: rgba(255, 108, 55, 0.1);
        }

        .r6tl-menu-item a.active {
            color: var(--r6tl-text-main);
            background: var(--r6tl-primary);
        }

        /* Hero 区 - 指令面板风格 */
        .r6tl-hero {
            padding: 160px 0 80px;
            background: radial-gradient(circle at 80% 20%, rgba(255, 108, 55, 0.15) 0%, transparent 40%),
                        radial-gradient(circle at 20% 80%, rgba(0, 242, 254, 0.1) 0%, transparent 40%);
            text-align: center;
        }

        .r6tl-hero-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(0, 242, 254, 0.1);
            color: var(--r6tl-accent);
            border: 1px solid var(--r6tl-accent);
            border-radius: 100px;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 24px;
        }

        .r6tl-hero-title {
            font-size: var(--r6tl-h1-clamp);
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 24px;
            word-break: break-word;
        }

        .r6tl-hero-title span {
            color: var(--r6tl-primary);
        }

        .r6tl-hero-subtitle {
            font-size: var(--r6tl-font-clamp);
            color: var(--r6tl-text-muted);
            max-width: 800px;
            margin: 0 auto 48px;
            word-break: break-word;
        }

        /* 搜索交互区 */
        .r6tl-search-box {
            max-width: 600px;
            margin: 0 auto;
            position: relative;
        }

        .r6tl-search-input {
            width: 100%;
            background: var(--r6tl-surface);
            border: 2px solid var(--r6tl-border);
            padding: 20px 32px;
            border-radius: 16px;
            color: var(--r6tl-text-main);
            font-size: 1.1rem;
            transition: border-color 0.3s ease;
        }

        .r6tl-search-input:focus {
            outline: none;
            border-color: var(--r6tl-primary);
        }

        /* 快捷键网格系统 */
        .r6tl-section {
            padding: 64px 0;
        }

        .r6tl-grid-shortcuts {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
            gap: 32px;
        }

        .r6tl-shortcut-card {
            background: var(--r6tl-surface);
            border: 1px solid var(--r6tl-border);
            border-radius: 20px;
            padding: 32px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            min-width: 0;
        }

        .r6tl-shortcut-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
            border-color: rgba(255, 108, 55, 0.3);
        }

        .r6tl-card-header {
            display: flex;
            align-items: center;
            margin-bottom: 24px;
            gap: 16px;
        }

        .r6tl-card-icon {
            width: 48px;
            height: 48px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
        }

        .r6tl-card-title {
            font-size: 1.5rem;
            font-weight: 700;
        }

        .r6tl-shortcut-list {
            list-style: none;
        }

        .r6tl-shortcut-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--r6tl-border);
            word-break: break-word;
        }

        .r6tl-shortcut-item:last-child {
            border-bottom: none;
        }

        .r6tl-key-wrap {
            display: flex;
            gap: 4px;
            flex-shrink: 0;
        }

        .r6tl-key {
            background: var(--r6tl-surface-light);
            border: 1px solid rgba(255,255,255,0.1);
            border-bottom-width: 3px;
            padding: 4px 8px;
            border-radius: 6px;
            font-size: 0.75rem;
            font-family: 'Courier New', Courier, monospace;
            min-width: 28px;
            text-align: center;
            box-shadow: 0 2px 0 rgba(0,0,0,0.2);
        }

        .r6tl-action-label {
            color: var(--r6tl-text-muted);
            font-size: 0.95rem;
            padding-right: 16px;
        }

        /* 矩阵功能区 */
        .r6tl-matrix-section {
            background: #12141a;
            padding: 96px 0;
            border-top: 1px solid var(--r6tl-border);
            border-bottom: 1px solid var(--r6tl-border);
        }

        .r6tl-matrix-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .r6tl-matrix-item {
            flex: 1;
            min-width: 300px;
            background: rgba(255,255,255,0.02);
            padding: 40px;
            border-radius: 24px;
            border: 1px dashed var(--r6tl-border);
        }

        .r6tl-matrix-stage {
            color: var(--r6tl-primary);
            font-weight: 700;
            margin-bottom: 16px;
            display: block;
        }

        .r6tl-matrix-method {
            font-size: 1.5rem;
            margin-bottom: 24px;
            font-weight: 800;
        }

        /* 底部 */
        .r6tl-footer {
            padding: 80px 0 40px;
            border-top: 1px solid var(--r6tl-border);
        }

        .r6tl-footer-top {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
            margin-bottom: 64px;
        }

        .r6tl-footer-brand {
            max-width: 300px;
        }

        .r6tl-footer-brand-name {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--r6tl-primary);
            margin-bottom: 16px;
        }

        .r6tl-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
        }

        .r6tl-footer-col h4 {
            margin-bottom: 24px;
            color: var(--r6tl-text-main);
        }

        .r6tl-footer-col ul {
            list-style: none;
        }

        .r6tl-footer-col li {
            margin-bottom: 12px;
        }

        .r6tl-footer-col a {
            color: var(--r6tl-text-muted);
            text-decoration: none;
            transition: color 0.3s;
        }

        .r6tl-footer-col a:hover {
            color: var(--r6tl-primary);
        }

        .r6tl-copyright {
            text-align: center;
            color: var(--r6tl-text-muted);
            font-size: 0.85rem;
            padding-top: 40px;
            border-top: 1px solid var(--r6tl-border);
        }

        /* 响应式适配 */
        @media (max-width: 1024px) {
            .r6tl-nav-content {
                height: auto;
                padding: 16px 0;
            }
            .r6tl-menu {
                margin-top: 16px;
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 768px) {
            .r6tl-grid-shortcuts {
                grid-template-columns: 1fr;
            }
            .r6tl-matrix-item {
                min-width: 100%;
            }
            .r6tl-hero {
                padding: 120px 0 60px;
            }
        }