:root {
            --mldow-primary: #2c3e50;
            --mldow-accent: #3498db;
            --mldow-highlight: #e74c3c;
            --mldow-bg-light: #f8f9fa;
            --mldow-bg-dark: #1a1a1a;
            --mldow-text: #333333;
            --mldow-text-light: #ffffff;
            --mldow-spacing: 8px;
            --mldow-radius: 12px;
            --mldow-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }

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

        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.7;
            color: var(--mldow-text);
            background-color: #ffffff;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        /* 导航栏 */
        .mldow-navbar {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            padding: 15px 0;
            box-shadow: 0 2px 15px rgba(0,0,0,0.05);
        }

        .mldow-nav-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

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

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

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

        .mldow-nav-link {
            text-decoration: none;
            color: var(--mldow-primary);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all 0.3s ease;
            font-size: 0.95rem;
        }

        .mldow-nav-link:hover {
            background: rgba(52, 152, 219, 0.1);
            color: var(--mldow-accent);
        }

        .mldow-nav-link.mldow-active {
            background: var(--mldow-accent);
            color: white;
        }

        /* Hero 区块 - 独特非对称布局 */
        .mldow-hero {
            padding: 160px 0 100px;
            background: linear-gradient(135deg, #1e2a38 0%, #2c3e50 100%);
            color: white;
            position: relative;
            overflow: hidden;
        }

        .mldow-hero::after {
            content: "";
            position: absolute;
            bottom: -50px;
            right: -50px;
            width: 400px;
            height: 400px;
            background: var(--mldow-accent);
            opacity: 0.1;
            border-radius: 50%;
        }

        .mldow-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
        }

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

        .mldow-hero-text {
            flex: 1;
            min-width: 320px;
        }

        .mldow-hero-title {
            font-size: clamp(2.2rem, 4vw + 1rem, 3.5rem);
            line-height: 1.2;
            margin-bottom: 24px;
            font-weight: 800;
            word-break: keep-all;
        }

        .mldow-hero-subtitle {
            font-size: clamp(1.1rem, 1.5vw + 0.5rem, 1.4rem);
            opacity: 0.9;
            margin-bottom: 32px;
            max-width: 600px;
        }

        .mldow-hero-visual {
            flex: 1;
            min-width: 320px;
            background: rgba(0,0,0,0.3);
            border-radius: var(--mldow-radius);
            padding: 24px;
            border: 1px solid rgba(255,255,255,0.1);
            box-shadow: 0 20px 50px rgba(0,0,0,0.5);
        }

        .mldow-terminal-window {
            font-family: 'Courier New', Courier, monospace;
            font-size: 14px;
            color: #a9b7c6;
        }

        .mldow-cursor {
            display: inline-block;
            width: 8px;
            height: 18px;
            background: #64ffda;
            animation: mldow-blink 1s infinite;
            vertical-align: middle;
        }

        @keyframes mldow-blink { 50% { opacity: 0; } }

        /* 特色功能区 - Grid布局 */
        .mldow-section {
            padding: 96px 0;
        }

        .mldow-section-title {
            text-align: center;
            margin-bottom: 64px;
        }

        .mldow-section-title h2 {
            font-size: 2.5rem;
            color: var(--mldow-primary);
            margin-bottom: 16px;
        }

        .mldow-section-title p {
            color: #666;
            max-width: 700px;
            margin: 0 auto;
        }

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

        .mldow-card {
            background: white;
            padding: 40px;
            border-radius: var(--mldow-radius);
            box-shadow: 0 4px 20px rgba(0,0,0,0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border-top: 4px solid transparent;
        }

        .mldow-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--mldow-shadow);
            border-top-color: var(--mldow-accent);
        }

        .mldow-card-icon {
            font-size: 2.5rem;
            margin-bottom: 24px;
            color: var(--mldow-accent);
        }

        .mldow-card h3 {
            font-size: 1.5rem;
            margin-bottom: 16px;
            color: var(--mldow-primary);
        }

        /* 自动化协议展示区 */
        .mldow-protocol-nexus {
            background-color: var(--mldow-bg-light);
            border-radius: 24px;
            padding: 48px;
            margin-top: 48px;
        }

        .mldow-protocol-item {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            padding: 32px 0;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .mldow-protocol-item:last-child { border-bottom: none; }

        .mldow-protocol-info {
            flex: 1;
            min-width: 280px;
        }

        .mldow-protocol-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }

        .mldow-tag {
            background: #e1e8ed;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--mldow-primary);
        }

        /* 交互式步骤条 */
        .mldow-steps {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 24px;
            margin: 64px 0;
        }

        .mldow-step {
            flex: 1;
            min-width: 200px;
            text-align: center;
            position: relative;
        }

        .mldow-step-num {
            width: 50px;
            height: 50px;
            background: var(--mldow-accent);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2rem;
            margin: 0 auto 16px;
        }

        /* 页脚 */
        .mldow-footer {
            background: var(--mldow-bg-dark);
            color: #999;
            padding: 80px 0 40px;
        }

        .mldow-footer-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            margin-bottom: 64px;
        }

        .mldow-footer-brand {
            flex: 2;
            min-width: 300px;
        }

        .mldow-footer-brand h2 {
            color: white;
            margin-bottom: 24px;
            font-size: 1.8rem;
        }

        .mldow-footer-links {
            flex: 1;
            min-width: 150px;
        }

        .mldow-footer-links h4 {
            color: white;
            margin-bottom: 20px;
        }

        .mldow-footer-links a {
            color: #999;
            text-decoration: none;
            display: block;
            margin-bottom: 12px;
            transition: color 0.3s;
        }

        .mldow-footer-links a:hover {
            color: var(--mldow-accent);
        }

        .mldow-copyright {
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 32px;
            text-align: center;
            font-size: 0.9rem;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .mldow-nav-menu {
                display: none; /* 简化移动端展示 */
            }
            .mldow-hero {
                padding-top: 120px;
            }
            .mldow-protocol-nexus {
                padding: 24px;
            }
        }