:root {
            --h187-primary: #e67e22;
            --h187-secondary: #2c3e50;
            --h187-accent: #3498db;
            --h187-bg: #f4f7f6;
            --h187-text: #333333;
            --h187-white: #ffffff;
            --h187-gap: 8px;
            --h187-radius: 16px;
            --h187-container-width: 1400px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--h187-bg);
            color: var(--h187-text);
            line-height: 1.8;
            overflow-x: hidden;
            word-break: keep-all;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }

        /* 导航栏设计 */
        .h187-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 20px rgba(0,0,0,0.05);
        }

        .h187-nav-container {
            max-width: var(--h187-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }

        .h187-logo {
            min-width: 0;
            display: flex;
            align-items: center;
        }

        .h187-logo img {
            height: 40px;
            width: auto;
        }

        .h187-nav-list {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 16px;
            min-width: 0;
        }

        .h187-nav-item {
            min-width: 0;
        }

        .h187-nav-link {
            font-size: 1rem;
            font-weight: 500;
            padding: 8px 12px;
            color: var(--h187-secondary);
            border-radius: 8px;
        }

        .h187-nav-link:hover {
            color: var(--h187-primary);
            background: rgba(230, 126, 34, 0.05);
        }

        .h187-nav-link.active {
            color: var(--h187-white);
            background: var(--h187-primary);
        }

        /* Hero 区域 - 独特非对称布局 */
        .h187-hero {
            padding: 160px 0 96px;
            background: linear-gradient(135deg, #2c3e50 0%, #000000 100%);
            color: var(--h187-white);
            position: relative;
            clip-path: polygon(0 0, 100% 0, 100% 85%, 0% 100%);
        }

        .h187-hero-inner {
            max-width: var(--h187-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
        }

        .h187-hero-content {
            flex: 1;
            min-width: 320px;
            padding-right: 48px;
            word-break: break-word;
        }

        .h187-hero-title {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            line-height: 1.2;
            margin-bottom: 24px;
            font-weight: 800;
        }

        .h187-hero-subtitle {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            opacity: 0.9;
            margin-bottom: 32px;
            max-width: 700px;
        }

        .h187-hero-graphic {
            flex: 0.8;
            min-width: 320px;
            position: relative;
            display: flex;
            justify-content: center;
        }

        /* CSS 抽象图形替代图片 */
        .h187-plugin-orb {
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, var(--h187-primary) 0%, transparent 70%);
            filter: blur(40px);
            animation: h187-pulse 4s infinite alternate;
        }

        @keyframes h187-pulse {
            from { transform: scale(1); opacity: 0.5; }
            to { transform: scale(1.2); opacity: 0.8; }
        }

        /* 插件核心分类 - Grid 布局 */
        .h187-section {
            padding: 96px 0;
            max-width: var(--h187-container-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .h187-section-title {
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            text-align: center;
            margin-bottom: 64px;
            color: var(--h187-secondary);
            position: relative;
        }

        .h187-section-title::after {
            content: "";
            display: block;
            width: 60px;
            height: 4px;
            background: var(--h187-primary);
            margin: 16px auto 0;
        }

        .h187-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .h187-card {
            background: var(--h187-white);
            padding: 40px;
            border-radius: var(--h187-radius);
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(0,0,0,0.05);
            min-width: 0;
            word-break: break-word;
        }

        .h187-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.08);
        }

        .h187-card-tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(230, 126, 34, 0.1);
            color: var(--h187-primary);
            border-radius: 20px;
            font-size: 0.85rem;
            margin-bottom: 16px;
            font-weight: 600;
        }

        .h187-card-title {
            font-size: 1.5rem;
            margin-bottom: 16px;
            color: var(--h187-secondary);
        }

        /* 流程引导区块 - 交错排版 */
        .h187-workflow {
            background: var(--h187-white);
            border-radius: 32px;
            padding: 64px;
            margin: 48px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
        }

        .h187-workflow-text {
            flex: 1;
            min-width: 300px;
            word-break: break-word;
        }

        .h187-workflow-visual {
            flex: 1;
            min-width: 300px;
            background: var(--h187-bg);
            padding: 32px;
            border-radius: var(--h187-radius);
        }

        .h187-step {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            margin-bottom: 24px;
        }

        .h187-step-num {
            width: 32px;
            height: 32px;
            background: var(--h187-primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-weight: bold;
        }

        /* 下载按钮 */
        .h187-cta-btn {
            display: inline-block;
            padding: 16px 40px;
            background: linear-gradient(45deg, var(--h187-primary), #f39c12);
            color: white;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.1rem;
            box-shadow: 0 10px 20px rgba(230, 126, 34, 0.3);
            border: none;
            cursor: pointer;
        }

        .h187-cta-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 15px 30px rgba(230, 126, 34, 0.4);
        }

        /* 底部设计 */
        .h187-footer {
            background: var(--h187-secondary);
            color: rgba(255,255,255,0.7);
            padding: 80px 0 40px;
        }

        .h187-footer-inner {
            max-width: var(--h187-container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .h187-footer-brand {
            flex: 1;
            min-width: 250px;
        }

        .h187-footer-brand-name {
            color: white;
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .h187-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
            flex: 2;
            min-width: 300px;
        }

        .h187-footer-col {
            min-width: 140px;
        }

        .h187-footer-col h4 {
            color: white;
            margin-bottom: 24px;
            font-size: 1.1rem;
        }

        .h187-footer-col ul {
            list-style: none;
        }

        .h187-footer-col li {
            margin-bottom: 12px;
        }

        .h187-footer-col a:hover {
            color: var(--h187-primary);
        }

        .h187-copyright {
            text-align: center;
            padding-top: 64px;
            border-top: 1px solid rgba(255,255,255,0.1);
            margin-top: 64px;
            width: 100%;
            font-size: 0.9rem;
        }

        /* 响应式适配 */
        @media (max-width: 768px) {
            .h187-nav-container {
                height: auto;
                padding: 16px;
            }
            .h187-nav-list {
                width: 100%;
                justify-content: center;
                padding-top: 16px;
            }
            .h187-hero {
                padding: 120px 0 64px;
                clip-path: none;
                text-align: center;
            }
            .h187-hero-content {
                padding-right: 0;
            }
            .h187-hero-graphic {
                display: none;
            }
            .h187-workflow {
                padding: 32px;
            }
        }