:root {
            --zmq67-primary: #21a24d;
            --zmq67-primary-dark: #1a853e;
            --zmq67-secondary: #00a1e9;
            --zmq67-text-main: #2c3e50;
            --zmq67-text-light: #606f7b;
            --zmq67-bg-light: #f8fafc;
            --zmq67-white: #ffffff;
            --zmq67-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --zmq67-radius: 16px;
            --zmq67-container: 1100px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--zmq67-text-main);
            background-color: var(--zmq67-bg-light);
            line-height: 1.6;
            overflow-x: hidden;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        /* 布局基础 */
        .zmq67-container {
            max-width: var(--zmq67-container);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        .zmq67-flex {
            display: flex;
            flex-wrap: wrap;
        }

        .zmq67-grid {
            display: grid;
            gap: 24px;
        }

        /* 导航栏 */
        .zmq67-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }

        .zmq67-nav-wrapper {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .zmq67-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }

        .zmq67-logo img {
            height: 32px;
            width: auto;
        }

        .zmq67-nav-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 8px;
        }

        .zmq67-nav-item a {
            text-decoration: none;
            color: var(--zmq67-text-main);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            transition: all 0.2s ease;
        }

        .zmq67-nav-item a:hover {
            color: var(--zmq67-primary);
            background: rgba(33, 162, 77, 0.05);
        }

        .zmq67-nav-item a.zmq67-active {
            color: var(--zmq67-white);
            background: var(--zmq67-primary);
        }

        /* Hero 区域 - 独特对角线几何风格 */
        .zmq67-hero {
            padding: 160px 0 100px;
            background: linear-gradient(135deg, #f0fdf4 0%, #ffffff 100%);
            position: relative;
            overflow: hidden;
        }

        .zmq67-hero::before {
            content: "";
            position: absolute;
            top: -10%;
            right: -5%;
            width: 40%;
            height: 120%;
            background: rgba(33, 162, 77, 0.03);
            transform: rotate(-15deg);
            z-index: 0;
        }

        .zmq67-hero-content {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .zmq67-hero-title {
            font-size: clamp(2rem, 5vw + 1rem, 3.5rem);
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 24px;
            color: #1a202c;
            word-break: keep-all;
        }

        .zmq67-hero-subtitle {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            color: var(--zmq67-text-light);
            margin-bottom: 40px;
            line-height: 1.8;
        }

        .zmq67-btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .zmq67-btn {
            display: inline-flex;
            align-items: center;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .zmq67-btn-primary {
            background: var(--zmq67-primary);
            color: var(--zmq67-white);
            box-shadow: 0 10px 20px rgba(33, 162, 77, 0.2);
        }

        .zmq67-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(33, 162, 77, 0.3);
            background: var(--zmq67-primary-dark);
        }

        /* 公式卡片展示区 */
        .zmq67-section {
            padding: 80px 0;
        }

        .zmq67-section-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .zmq67-section-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .zmq67-section-desc {
            color: var(--zmq67-text-light);
            max-width: 600px;
            margin: 0 auto;
        }

        .zmq67-formula-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .zmq67-card {
            background: var(--zmq67-white);
            border-radius: var(--zmq67-radius);
            padding: 32px;
            border: 1px solid rgba(0,0,0,0.04);
            transition: all 0.3s ease;
            position: relative;
            min-width: 0;
        }

        .zmq67-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--zmq67-shadow);
            border-color: var(--zmq67-primary);
        }

        .zmq67-card-icon {
            width: 48px;
            height: 48px;
            background: rgba(33, 162, 77, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            font-size: 24px;
            color: var(--zmq67-primary);
        }

        .zmq67-card-title {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .zmq67-card-list {
            list-style: none;
        }

        .zmq67-card-list li {
            font-size: 0.95rem;
            color: var(--zmq67-text-light);
            margin-bottom: 8px;
            padding-left: 20px;
            position: relative;
        }

        .zmq67-card-list li::before {
            content: "•";
            color: var(--zmq67-primary);
            position: absolute;
            left: 0;
            font-weight: bold;
        }

        /* AI 特色展示区 - 宽屏布局 */
        .zmq67-ai-showcase {
            background: #1a202c;
            color: var(--zmq67-white);
            border-radius: 32px;
            padding: 64px;
            margin: 40px 0;
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .zmq67-ai-text {
            flex: 1;
            min-width: 300px;
        }

        .zmq67-ai-text h2 {
            font-size: 2.5rem;
            margin-bottom: 24px;
            background: linear-gradient(90deg, #4ade80, #60a5fa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .zmq67-ai-visual {
            flex: 1;
            min-width: 300px;
            background: rgba(255,255,255,0.05);
            border-radius: 20px;
            padding: 24px;
            font-family: monospace;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .zmq67-code-line {
            display: block;
            margin-bottom: 12px;
            color: #94a3b8;
        }

        .zmq67-code-input {
            color: #4ade80;
        }

        .zmq67-code-result {
            color: #fbbf24;
            border-left: 2px solid #fbbf24;
            padding-left: 12px;
            margin-top: 20px;
        }

        /* 矩阵架构展示 */
        .zmq67-matrix-section {
            background: #fff;
            padding: 100px 0;
        }

        .zmq67-matrix-item {
            display: flex;
            gap: 40px;
            margin-bottom: 64px;
            align-items: flex-start;
            flex-wrap: wrap;
        }

        .zmq67-matrix-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .zmq67-matrix-info {
            flex: 1;
            min-width: 300px;
        }

        .zmq67-matrix-tag {
            display: inline-block;
            padding: 4px 12px;
            background: #ebfef2;
            color: var(--zmq67-primary);
            border-radius: 4px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .zmq67-matrix-capabilities {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 24px;
        }

        .zmq67-cap-pill {
            padding: 6px 16px;
            background: #f1f5f9;
            border-radius: 50px;
            font-size: 0.9rem;
            color: var(--zmq67-text-main);
        }

        /* 页脚 */
        .zmq67-footer {
            background: #f8fafc;
            padding: 80px 0 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

        .zmq67-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            margin-bottom: 64px;
        }

        .zmq67-footer-brand h3 {
            font-size: 1.25rem;
            margin-bottom: 16px;
            color: var(--zmq67-primary);
        }

        .zmq67-footer-links h4 {
            margin-bottom: 20px;
            font-size: 1rem;
        }

        .zmq67-footer-links ul {
            list-style: none;
        }

        .zmq67-footer-links li {
            margin-bottom: 12px;
        }

        .zmq67-footer-links a {
            text-decoration: none;
            color: var(--zmq67-text-light);
            font-size: 0.9rem;
            transition: color 0.2s;
        }

        .zmq67-footer-links a:hover {
            color: var(--zmq67-primary);
        }

        .zmq67-copyright {
            text-align: center;
            padding-top: 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
            color: var(--zmq67-text-light);
            font-size: 0.85rem;
        }

        /* 响应式适配 */
        @media (max-width: 768px) {
            .zmq67-nav-menu {
                display: none; /* 简化处理，实际开发可加汉堡菜单 */
            }
            .zmq67-hero {
                padding: 120px 0 60px;
            }
            .zmq67-ai-showcase {
                padding: 32px;
            }
            .zmq67-matrix-item {
                gap: 24px;
            }
            .zmq67-matrix-item:nth-child(even) {
                flex-direction: row;
            }
        }

        /* 动画增强 */
        .zmq67-fade-in {
            animation: zmq67FadeUp 0.8s ease-out forwards;
        }

        @keyframes zmq67FadeUp {
            from {
                opacity: 0.4;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }