:root {
            --h187-primary: #f59e0b;
            --h187-primary-dark: #d97706;
            --h187-bg: #f8fafc;
            --h187-text: #1e293b;
            --h187-text-light: #64748b;
            --h187-white: #ffffff;
            --h187-accent: #0f172a;
            --h187-border: #e2e8f0;
            --h187-radius: 12px;
            --h187-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
        }

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

        body {
            font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--h187-bg);
            color: var(--h187-text);
            line-height: 1.7;
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* Layout Container */
        .h187-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Navigation */
        .h187-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--h187-border);
            padding: 12px 0;
        }

        .h187-nav-wrapper {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            min-width: 0;
        }

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

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

        .h187-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 8px;
            min-width: 0;
        }

        .h187-menu-item a {
            text-decoration: none;
            color: var(--h187-text);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            transition: all 0.3s ease;
            display: block;
        }

        .h187-menu-item a:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--h187-primary);
        }

        .h187-menu-item a.active {
            background: var(--h187-primary);
            color: white;
        }

        /* Hero Section */
        .h187-hero {
            padding: 96px 0 64px;
            text-align: center;
            background: radial-gradient(circle at top right, rgba(245, 158, 11, 0.05), transparent);
        }

        .h187-hero-tag {
            display: inline-block;
            background: rgba(245, 158, 11, 0.1);
            color: var(--h187-primary-dark);
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .h187-hero-title {
            font-size: clamp(2rem, 5vw + 1rem, 3.5rem);
            font-weight: 800;
            color: var(--h187-accent);
            line-height: 1.2;
            margin-bottom: 24px;
            word-break: break-word;
        }

        .h187-hero-subtitle {
            font-size: clamp(1.1rem, 1vw + 0.8rem, 1.35rem);
            color: var(--h187-text-light);
            max-width: 800px;
            margin: 0 auto 40px;
            word-break: break-word;
        }

        /* Feature Comparison Grid */
        .h187-section {
            padding: 80px 0;
        }

        .h187-section-title {
            font-size: 2rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 48px;
            position: relative;
            padding-bottom: 16px;
        }

        .h187-section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--h187-primary);
            border-radius: 2px;
        }

        .h187-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
            min-width: 0;
        }

        .h187-card {
            background: var(--h187-white);
            border-radius: var(--h187-radius);
            padding: 40px;
            box-shadow: var(--h187-shadow);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid var(--h187-border);
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .h187-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.1);
        }

        .h187-card-icon {
            font-size: 2.5rem;
            margin-bottom: 24px;
            color: var(--h187-primary);
            font-weight: bold;
        }

        .h187-card-type {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--h187-accent);
        }

        .h187-card-list {
            list-style: none;
            margin-bottom: 24px;
            flex-grow: 1;
        }

        .h187-card-list li {
            position: relative;
            padding-left: 24px;
            margin-bottom: 12px;
            font-size: 0.95rem;
            color: var(--h187-text-light);
            word-break: break-word;
        }

        .h187-card-list li::before {
            content: '→';
            position: absolute;
            left: 0;
            color: var(--h187-primary);
            font-weight: bold;
        }

        .h187-card-edge {
            background: var(--h187-bg);
            padding: 12px 16px;
            border-radius: 8px;
            font-size: 0.85rem;
            font-style: italic;
            border-left: 4px solid var(--h187-primary);
        }

        /* Workflow Ecosystem Section */
        .h187-workflow {
            background: var(--h187-accent);
            color: var(--h187-white);
            border-radius: 24px;
            padding: 64px;
            margin: 40px 0;
        }

        .h187-workflow-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            min-width: 0;
        }

        .h187-workflow-item {
            flex: 1;
            min-width: 280px;
        }

        .h187-workflow-item h3 {
            color: var(--h187-primary);
            font-size: 1.4rem;
            margin-bottom: 16px;
        }

        .h187-workflow-item p {
            color: #94a3b8;
            font-size: 1.05rem;
        }

        /* Dynamic Articles Section */
        .h187-articles {
            background: var(--h187-white);
            border-radius: var(--h187-radius);
            padding: 48px;
            border: 1px solid var(--h187-border);
        }

        /* Footer */
        .h187-footer {
            padding: 64px 0 32px;
            background: #f1f5f9;
            margin-top: 80px;
            border-top: 1px solid var(--h187-border);
        }

        .h187-footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .h187-footer-brand {
            flex: 1;
            min-width: 240px;
        }

        .h187-footer-brand h2 {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--h187-accent);
        }

        .h187-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
        }

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

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

        .h187-footer-list a {
            text-decoration: none;
            color: var(--h187-text-light);
            transition: color 0.3s;
        }

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

        .h187-copyright {
            margin-top: 64px;
            text-align: center;
            padding-top: 32px;
            border-top: 1px solid #e2e8f0;
            color: #94a3b8;
            font-size: 0.875rem;
        }

        /* Responsive adjustments */
        @media (max-width: 768px) {
            .h187-nav-wrapper {
                flex-direction: column;
                gap: 16px;
            }
            .h187-menu {
                justify-content: center;
            }
            .h187-hero {
                padding: 64px 0 40px;
            }
            .h187-workflow {
                padding: 32px;
            }
        }