:root {
            --k8qm-primary: #0056b3;
            --k8qm-secondary: #00a8e8;
            --k8qm-dark: #1a1a1a;
            --k8qm-light: #f8f9fa;
            --k8qm-accent: #ff4757;
            --k8qm-text: #333333;
            --k8qm-gray: #6c757d;
            --k8qm-bg-gradient: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
        }

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

        body {
            font-family: 'Segoe UI', "Microsoft YaHei", sans-serif;
            line-height: 1.6;
            color: var(--k8qm-text);
            background-color: #ffffff;
            overflow-x: hidden;
            word-break: keep-all;
        }

        .k8qm-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* Navigation */
        .k8qm-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        .k8qm-nav-wrapper {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
        }

        .k8qm-logo {
            min-width: 0;
        }

        .k8qm-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .k8qm-nav {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 24px;
        }

        .k8qm-nav-item a {
            text-decoration: none;
            color: var(--k8qm-text);
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.3s ease;
        }

        .k8qm-nav-item a:hover {
            color: var(--k8qm-primary);
        }

        .k8qm-nav-item a.active {
            color: var(--k8qm-primary);
            border-bottom: 2px solid var(--k8qm-primary);
            padding-bottom: 4px;
        }

        /* Hero Section */
        .k8qm-hero {
            padding: 96px 0;
            background: radial-gradient(circle at top right, #e0eafc, #cfdef3);
            text-align: center;
            clip-path: ellipse(150% 100% at 50% 0%);
        }

        .k8qm-hero-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .k8qm-hero-title {
            font-size: clamp(2rem, 5vw + 1rem, 3.5rem);
            line-height: 1.2;
            margin-bottom: 24px;
            color: var(--k8qm-dark);
            font-weight: 800;
        }

        .k8qm-hero-subtitle {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            color: var(--k8qm-gray);
            margin-bottom: 48px;
            word-break: break-word;
        }

        .k8qm-download-box {
            background: #ffffff;
            padding: 40px;
            border-radius: 24px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.05);
            display: inline-block;
            transition: transform 0.3s ease;
        }

        .k8qm-download-box:hover {
            transform: translateY(-5px);
        }

        .k8qm-btn-primary {
            display: inline-block;
            background: linear-gradient(45deg, var(--k8qm-primary), var(--k8qm-secondary));
            color: #ffffff;
            padding: 16px 48px;
            border-radius: 50px;
            text-decoration: none;
            font-size: 1.2rem;
            font-weight: 600;
            box-shadow: 0 10px 20px rgba(0,86,179,0.3);
            transition: all 0.3s ease;
            margin-bottom: 16px;
        }

        .k8qm-btn-primary:hover {
            box-shadow: 0 15px 30px rgba(0,86,179,0.4);
            transform: scale(1.02);
        }

        .k8qm-version-info {
            font-size: 0.85rem;
            color: var(--k8qm-gray);
        }

        /* Benchmarks Section */
        .k8qm-section {
            padding: 96px 0;
        }

        .k8qm-section-title {
            text-align: center;
            font-size: clamp(1.5rem, 3vw + 0.5rem, 2.5rem);
            margin-bottom: 64px;
            font-weight: 700;
        }

        .k8qm-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: center;
        }

        .k8qm-metric-card {
            flex: 1;
            min-width: 280px;
            background: var(--k8qm-light);
            padding: 40px;
            border-radius: 16px;
            border-top: 4px solid var(--k8qm-primary);
            transition: background 0.3s ease;
        }

        .k8qm-metric-value {
            font-size: 3rem;
            font-weight: 800;
            color: var(--k8qm-primary);
            margin-bottom: 8px;
        }

        .k8qm-metric-name {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .k8qm-metric-desc {
            font-size: 0.95rem;
            color: var(--k8qm-gray);
            line-height: 1.7;
        }

        /* Vertical Solutions Matrix */
        .k8qm-bg-alt {
            background-color: #fafafa;
        }

        .k8qm-matrix-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 24px;
        }

        .k8qm-matrix-item {
            background: #ffffff;
            padding: 32px;
            border-radius: 12px;
            border: 1px solid #eee;
            position: relative;
            overflow: hidden;
        }

        .k8qm-matrix-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--k8qm-secondary);
        }

        .k8qm-industry {
            display: inline-block;
            padding: 4px 12px;
            background: #eef2f7;
            color: var(--k8qm-primary);
            font-size: 0.8rem;
            font-weight: 700;
            border-radius: 4px;
            margin-bottom: 16px;
        }

        .k8qm-usecase {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .k8qm-impact {
            font-size: 1rem;
            color: var(--k8qm-gray);
        }

        /* Roadmap Section */
        .k8qm-roadmap-container {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 48px;
        }

        .k8qm-roadmap-card {
            flex: 1;
            min-width: 250px;
            background: var(--k8qm-dark);
            color: #ffffff;
            padding: 32px;
            border-radius: 16px;
            transition: transform 0.3s ease;
        }

        .k8qm-roadmap-card:hover {
            transform: translateY(-10px);
        }

        .k8qm-quarter {
            font-size: 2rem;
            font-weight: 800;
            color: var(--k8qm-secondary);
            margin-bottom: 16px;
            display: block;
        }

        /* Testimonials */
        .k8qm-testimony-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
        }

        .k8qm-testimony-card {
            flex: 1;
            min-width: 300px;
            padding: 32px;
            background: #ffffff;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            font-style: italic;
        }

        .k8qm-author {
            margin-top: 24px;
            font-style: normal;
            font-weight: 700;
            color: var(--k8qm-primary);
            display: block;
        }

        /* Footer */
        .k8qm-footer {
            background: #111;
            color: #ccc;
            padding: 64px 0 32px;
        }

        .k8qm-footer-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            margin-bottom: 48px;
        }

        .k8qm-footer-col {
            flex: 1;
            min-width: 200px;
        }

        .k8qm-footer-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .k8qm-footer-links {
            list-style: none;
        }

        .k8qm-footer-links li {
            margin-bottom: 10px;
        }

        .k8qm-footer-links a {
            color: #888;
            text-decoration: none;
            transition: color 0.3s;
        }

        .k8qm-footer-links a:hover {
            color: #fff;
        }

        .k8qm-copyright {
            text-align: center;
            border-top: 1px solid #222;
            padding-top: 32px;
            font-size: 0.85rem;
        }

        /* Responsive Fixes */
        @media (max-width: 768px) {
            .k8qm-nav {
                display: none; /* In a real site, implement a hamburger menu */
            }
            .k8qm-hero {
                padding: 64px 0;
            }
            .k8qm-grid, .k8qm-matrix-grid, .k8qm-roadmap-container, .k8qm-testimony-grid {
                flex-direction: column;
            }
            .k8qm-metric-card, .k8qm-roadmap-card, .k8qm-testimony-card {
                min-width: 100%;
            }
        }