:root {
            --x393oe-primary: #005bb7;
            --x393oe-secondary: #00c2ff;
            --x393oe-dark: #0f172a;
            --x393oe-light: #f8fafc;
            --x393oe-accent: #10b981;
            --x393oe-text: #334155;
            --x393oe-text-light: #64748b;
            --x393oe-bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            --x393oe-spacing-unit: 8px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
            color: var(--x393oe-text);
            background-color: #ffffff;
            line-height: 1.6;
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* 布局容器 */
        .x393oe-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        .x393oe-text-container {
            word-break: break-word;
            overflow-wrap: break-word;
        }

        /* 导航栏 */
        .x393oe-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        .x393oe-nav {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 80px;
            padding: 0 40px;
        }

        .x393oe-logo {
            min-width: 0;
            flex: 0 0 auto;
        }

        .x393oe-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .x393oe-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 24px;
            min-width: 0;
        }

        .x393oe-menu-item a {
            text-decoration: none;
            color: var(--x393oe-dark);
            font-weight: 500;
            font-size: 15px;
            transition: color 0.3s;
            padding: 8px 4px;
            position: relative;
        }

        .x393oe-menu-item a:hover {
            color: var(--x393oe-primary);
        }

        .x393oe-menu-item a.active {
            color: var(--x393oe-primary);
        }

        .x393oe-menu-item a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--x393oe-primary);
        }

        /* Hero 区块 - 独特代码视窗风格 */
        .x393oe-hero {
            background: var(--x393oe-bg-gradient);
            padding: 160px 0 100px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .x393oe-hero-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

        .x393oe-hero-content {
            flex: 1;
            min-width: 320px;
        }

        .x393oe-hero-title {
            font-size: clamp(2rem, 5vw + 1rem, 4rem);
            line-height: 1.1;
            margin-bottom: 24px;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .x393oe-hero-subtitle {
            font-size: clamp(1.1rem, 1vw + 0.8rem, 1.4rem);
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 40px;
            max-width: 600px;
        }

        .x393oe-terminal-window {
            flex: 1;
            min-width: 320px;
            background: #1e1e1e;
            border-radius: 12px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.1);
            overflow: hidden;
            font-family: 'Courier New', Courier, monospace;
        }

        .x393oe-terminal-header {
            background: #323232;
            padding: 12px 16px;
            display: flex;
            gap: 8px;
        }

        .x393oe-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
        }

        .x393oe-dot-red { background: #ff5f56; }
        .x393oe-dot-yellow { background: #ffbd2e; }
        .x393oe-dot-green { background: #27c93f; }

        .x393oe-terminal-body {
            padding: 24px;
            font-size: 14px;
            color: #d4d4d4;
        }

        .x393oe-code-line {
            margin-bottom: 8px;
            white-space: pre-wrap;
        }

        .x393oe-code-comment { color: #6a9955; }
        .x393oe-code-keyword { color: #569cd6; }
        .x393oe-code-string { color: #ce9178; }

        /* 技术支柱区块 */
        .x393oe-tech-section {
            padding: 96px 0;
            background: #fff;
        }

        .x393oe-section-label {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(0, 91, 183, 0.1);
            color: var(--x393oe-primary);
            border-radius: 4px;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .x393oe-section-title {
            font-size: clamp(1.8rem, 3vw + 0.5rem, 2.5rem);
            margin-bottom: 48px;
            font-weight: 700;
        }

        .x393oe-grid-layout {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .x393oe-tech-card {
            background: var(--x393oe-light);
            padding: 40px;
            border-radius: 16px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(0,0,0,0.05);
        }

        .x393oe-tech-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
        }

        .x393oe-card-icon {
            width: 48px;
            height: 48px;
            background: var(--x393oe-primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            margin-bottom: 24px;
            font-weight: 800;
        }

        .x393oe-card-title {
            font-size: 20px;
            margin-bottom: 16px;
            color: var(--x393oe-dark);
        }

        .x393oe-card-desc {
            color: var(--x393oe-text-light);
            margin-bottom: 16px;
        }

        .x393oe-card-benefit {
            font-size: 14px;
            font-weight: 600;
            color: var(--x393oe-accent);
            border-top: 1px solid rgba(0,0,0,0.1);
            padding-top: 16px;
        }

        /* 模式选择区块 - 水平滚动/对比感 */
        .x393oe-modes-section {
            padding: 96px 0;
            background: var(--x393oe-dark);
            color: #fff;
        }

        .x393oe-mode-flex {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .x393oe-mode-item {
            flex: 1;
            min-width: 280px;
            padding: 32px;
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 12px;
            background: rgba(255,255,255,0.05);
        }

        .x393oe-mode-tag {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--x393oe-secondary);
            margin-bottom: 12px;
            display: block;
        }

        .x393oe-mode-logic {
            font-size: 15px;
            opacity: 0.8;
        }

        /* 知识库区块 */
        .x393oe-faq-section {
            padding: 96px 0;
            background: #fff;
        }

        .x393oe-faq-item {
            max-width: 800px;
            margin: 0 auto 32px;
            border-left: 4px solid var(--x393oe-primary);
            padding: 0 24px;
        }

        .x393oe-faq-q {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--x393oe-dark);
        }

        .x393oe-faq-a {
            color: var(--x393oe-text-light);
        }

        /* 页脚 */
        .x393oe-footer {
            background: #000;
            color: #fff;
            padding: 64px 0 32px;
        }

        .x393oe-footer-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
            margin-bottom: 48px;
        }

        .x393oe-footer-brand {
            flex: 1;
            min-width: 240px;
        }

        .x393oe-footer-name {
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--x393oe-secondary);
        }

        .x393oe-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            flex: 2;
        }

        .x393oe-link-group {
            min-width: 140px;
        }

        .x393oe-link-group h4 {
            margin-bottom: 20px;
            font-size: 16px;
        }

        .x393oe-link-group ul {
            list-style: none;
        }

        .x393oe-link-group li {
            margin-bottom: 10px;
        }

        .x393oe-link-group a {
            color: rgba(255,255,255,0.6);
            text-decoration: none;
            transition: color 0.3s;
        }

        .x393oe-link-group a:hover {
            color: #fff;
        }

        .x393oe-copyright {
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
            font-size: 14px;
            color: rgba(255,255,255,0.4);
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .x393oe-nav {
                height: auto;
                padding: 16px;
                flex-direction: column;
                gap: 16px;
            }
            .x393oe-menu {
                justify-content: center;
                gap: 12px;
            }
            .x393oe-hero {
                padding: 120px 0 64px;
            }
            .x393oe-tech-card {
                padding: 24px;
            }
        }