:root {
            --hjuo-primary: #1a73e8;
            --hjuo-secondary: #34a853;
            --hjuo-accent: #ea4335;
            --hjuo-warning: #fbbc04;
            --hjuo-text: #202124;
            --hjuo-text-light: #5f6368;
            --hjuo-bg: #ffffff;
            --hjuo-bg-soft: #f8f9fa;
            --hjuo-glass: rgba(255, 255, 255, 0.85);
            --hjuo-shadow: 0 4px 20px rgba(0,0,0,0.08);
            --hjuo-radius: 16px;
            --hjuo-gap: 32px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
            color: var(--hjuo-text);
            line-height: 1.6;
            background-color: var(--hjuo-bg);
            overflow-x: hidden;
        }

        /* 排版系统 */
        h1, h2, h3 {
            line-height: 1.2;
            font-weight: 700;
            word-break: keep-all;
            overflow-wrap: break-word;
        }

        p {
            word-break: break-word;
            overflow-wrap: break-word;
            line-height: 1.8;
            font-size: clamp(1rem, 0.5vw + 0.8rem, 1.125rem);
        }

        /* 导航菜单 */
        .hjuo-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: var(--hjuo-glass);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }

        .hjuo-nav-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

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

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

        .hjuo-menu {
            display: flex;
            list-style: none;
            gap: 16px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .hjuo-menu li a {
            text-decoration: none;
            color: var(--hjuo-text-light);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 8px;
            transition: all 0.2s;
            white-space: nowrap;
        }

        .hjuo-menu li a:hover {
            color: var(--hjuo-primary);
            background: rgba(26, 115, 232, 0.05);
        }

        .hjuo-menu li a.hjuo-active {
            color: var(--hjuo-primary);
            background: rgba(26, 115, 232, 0.1);
        }

        /* 核心布局结构 */
        .hjuo-main {
            margin-top: 72px;
        }

        .hjuo-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 32px;
            width: 100%;
        }

        /* 独特Hero区：卡片式悬浮结构 */
        .hjuo-hero-section {
            padding: 96px 0 64px;
            background: radial-gradient(circle at 90% 10%, rgba(26, 115, 232, 0.05) 0%, transparent 40%);
            position: relative;
        }

        .hjuo-hero-card {
            display: flex;
            flex-wrap: wrap;
            background: var(--hjuo-bg);
            border-radius: 24px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.05);
            overflow: hidden;
            border: 1px solid rgba(0,0,0,0.03);
            min-width: 0;
        }

        .hjuo-hero-content {
            flex: 1;
            min-width: 320px;
            padding: 64px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .hjuo-hero-content h1 {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            color: var(--hjuo-text);
            margin-bottom: 24px;
            letter-spacing: -0.02em;
        }

        .hjuo-hero-content p {
            color: var(--hjuo-text-light);
            margin-bottom: 40px;
            font-size: 1.25rem;
        }

        .hjuo-hero-visual {
            flex: 1;
            min-width: 320px;
            background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            padding: 40px;
        }

        /* 纯CSS创意视觉：油猴脚本代码方块 */
        .hjuo-script-blocks {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            transform: perspective(1000px) rotateY(-15deg) rotateX(10deg);
        }

        .hjuo-block {
            width: 80px;
            height: 80px;
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(4px);
            border-radius: 12px;
            border: 1px solid rgba(255,255,255,0.2);
            transition: transform 0.3s;
        }

        .hjuo-block:nth-child(even) {
            background: rgba(255,255,255,0.2);
            transform: translateZ(20px);
        }

        .hjuo-hero-btn {
            display: inline-block;
            background: var(--hjuo-primary);
            color: white;
            padding: 18px 48px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            box-shadow: 0 10px 20px rgba(26, 115, 232, 0.3);
            transition: transform 0.3s, box-shadow 0.3s;
            align-self: flex-start;
        }

        .hjuo-hero-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(26, 115, 232, 0.4);
        }

        /* 引擎架构区块 */
        .hjuo-section {
            padding: 96px 0;
        }

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

        .hjuo-section-title h2 {
            font-size: 2.5rem;
            margin-bottom: 16px;
        }

        .hjuo-engine-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }

        .hjuo-engine-card {
            background: var(--hjuo-bg-soft);
            padding: 40px;
            border-radius: var(--hjuo-radius);
            transition: all 0.3s;
            border: 1px solid transparent;
            min-width: 0;
        }

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

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

        .hjuo-tech-logic {
            font-size: 0.95rem;
            color: var(--hjuo-text);
            margin-bottom: 12px;
        }

        .hjuo-tech-gain {
            font-size: 0.875rem;
            color: var(--hjuo-secondary);
            font-weight: 700;
        }

        /* 用户路径 */
        .hjuo-flow-section {
            background-color: var(--hjuo-text);
            color: white;
            border-radius: 40px;
            margin: 48px 24px;
            padding: 80px 48px;
        }

        .hjuo-flow-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
        }

        .hjuo-flow-item {
            flex: 1;
            min-width: 260px;
            position: relative;
        }

        .hjuo-step-num {
            font-size: 4rem;
            font-weight: 900;
            opacity: 0.1;
            line-height: 1;
            margin-bottom: -20px;
        }

        .hjuo-flow-item h3 {
            font-size: 1.5rem;
            margin-bottom: 16px;
            color: var(--hjuo-warning);
        }

        .hjuo-flow-item p {
            opacity: 0.8;
            font-size: 1rem;
        }

        /* 资讯区块 */
        .hjuo-news-section {
            padding: 80px 0;
        }

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

        .hjuo-news-item {
            display: flex;
            flex-direction: column;
            gap: 16px;
            padding: 24px;
            border-bottom: 1px solid #eee;
        }

        /* 页脚 */
        .hjuo-footer {
            background: var(--hjuo-bg-soft);
            padding: 80px 0 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

        .hjuo-footer-content {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
            margin-bottom: 64px;
        }

        .hjuo-footer-brand {
            flex: 1.5;
            min-width: 280px;
        }

        .hjuo-footer-brand h2 {
            font-size: 1.75rem;
            color: var(--hjuo-primary);
            margin-bottom: 16px;
        }

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

        .hjuo-footer-links h4 {
            margin-bottom: 24px;
            font-size: 1.1rem;
        }

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

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

        .hjuo-footer-links a {
            text-decoration: none;
            color: var(--hjuo-text-light);
            transition: color 0.2s;
        }

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

        .hjuo-bottom-bar {
            text-align: center;
            padding-top: 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
            color: var(--hjuo-text-light);
            font-size: 0.875rem;
        }

        /* 响应式适配 */
        @media (max-width: 768px) {
            .hjuo-nav-container {
                height: auto;
                padding: 16px;
            }
            .hjuo-menu {
                margin-top: 16px;
                justify-content: center;
                width: 100%;
            }
            .hjuo-hero-content {
                padding: 40px 24px;
                text-align: center;
                align-items: center;
            }
            .hjuo-hero-btn {
                align-self: center;
            }
            .hjuo-hero-visual {
                min-height: 300px;
            }
            .hjuo-section {
                padding: 64px 0;
            }
            .hjuo-flow-section {
                padding: 48px 24px;
                margin: 24px 12px;
            }
        }