:root {
            --k8qm-primary: #0056b3;
            --k8qm-primary-dark: #003d80;
            --k8qm-accent: #00c2ff;
            --k8qm-bg-light: #f4f7fa;
            --k8qm-bg-dark: #1a1c20;
            --k8qm-text-main: #2d3436;
            --k8qm-text-muted: #636e72;
            --k8qm-code-bg: #282c34;
            --k8qm-white: #ffffff;
            --k8qm-spacer: 8px;
        }

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

        body {
            font-family: "Inter", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--k8qm-bg-light);
            color: var(--k8qm-text-main);
            line-height: 1.7;
            word-break: keep-all;
            overflow-x: hidden;
        }

        /* 导航系统 */
        .k8qm-navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0,0,0,0.05);
            display: flex;
            align-items: center;
        }

        .k8qm-nav-container {
            width: 95vw;
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

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

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

        .k8qm-nav-menu {
            display: flex;
            list-style: none;
            gap: 24px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .k8qm-nav-item a {
            text-decoration: none;
            color: var(--k8qm-text-main);
            font-weight: 500;
            font-size: 15px;
            transition: color 0.3s ease;
            padding: 8px 4px;
            position: relative;
        }

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

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

        .k8qm-nav-item a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--k8qm-primary);
        }

        /* Hero 区块 */
        .k8qm-hero {
            padding: 160px 24px 80px;
            background: linear-gradient(135deg, #001f3f 0%, #0056b3 100%);
            color: var(--k8qm-white);
            text-align: center;
            clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
        }

        .k8qm-hero-content {
            max-width: 900px;
            margin: 0 auto;
        }

        .k8qm-hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            margin-bottom: 24px;
            line-height: 1.2;
            word-break: break-word;
        }

        .k8qm-hero p {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            opacity: 0.9;
            margin-bottom: 32px;
            word-break: break-word;
        }

        /* 核心参数卡片展示区 */
        .k8qm-main-section {
            padding: 64px 24px;
            max-width: 1400px;
            margin: 0 auto;
        }

        .k8qm-cli-explorer {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
            margin-top: 48px;
        }

        .k8qm-command-card {
            background: var(--k8qm-white);
            border-radius: 16px;
            padding: 32px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            transition: transform 0.3s ease;
            border-top: 4px solid var(--k8qm-primary);
            min-width: 0;
            word-break: break-word;
        }

        .k8qm-command-card:hover {
            transform: translateY(-8px);
        }

        .k8qm-command-title {
            font-size: 1.5rem;
            color: var(--k8qm-primary);
            margin-bottom: 16px;
            font-family: 'Courier New', Courier, monospace;
            font-weight: bold;
        }

        .k8qm-command-desc {
            color: var(--k8qm-text-muted);
            margin-bottom: 20px;
        }

        .k8qm-code-block {
            background: var(--k8qm-code-bg);
            color: #abb2bf;
            padding: 16px;
            border-radius: 8px;
            font-family: 'Consolas', monospace;
            font-size: 14px;
            overflow-x: auto;
            white-space: pre-wrap;
            word-break: break-all;
        }

        /* 性能基准区块 */
        .k8qm-performance-section {
            background: var(--k8qm-bg-dark);
            color: var(--k8qm-white);
            padding: 96px 24px;
        }

        .k8qm-container-wide {
            max-width: 1400px;
            margin: 0 auto;
        }

        .k8qm-grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }

        .k8qm-perf-item {
            border-left: 2px solid var(--k8qm-accent);
            padding-left: 24px;
            min-width: 0;
        }

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

        .k8qm-perf-label {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .k8qm-perf-desc {
            color: #a0a0a0;
            font-size: 0.95rem;
        }

        /* 行业解决方案 */
        .k8qm-solution-section {
            padding: 96px 24px;
            background: var(--k8qm-white);
        }

        .k8qm-section-title {
            text-align: center;
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            margin-bottom: 64px;
            position: relative;
            padding-bottom: 16px;
        }

        .k8qm-section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--k8qm-primary);
        }

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

        .k8qm-solution-card {
            flex: 1;
            min-width: 320px;
            background: var(--k8qm-bg-light);
            padding: 40px;
            border-radius: 20px;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .k8qm-solution-card:hover {
            background: var(--k8qm-primary);
            color: var(--k8qm-white);
        }

        .k8qm-industry-tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(0, 86, 179, 0.1);
            color: var(--k8qm-primary);
            border-radius: 4px;
            font-size: 0.85rem;
            font-weight: bold;
            align-self: flex-start;
        }

        .k8qm-solution-card:hover .k8qm-industry-tag {
            background: rgba(255, 255, 255, 0.2);
            color: var(--k8qm-white);
        }

        /* 路线图 */
        .k8qm-roadmap-section {
            padding: 96px 24px;
            max-width: 1100px;
            margin: 0 auto;
        }

        .k8qm-roadmap-container {
            position: relative;
            padding-left: 40px;
            border-left: 2px dashed #ddd;
        }

        .k8qm-roadmap-item {
            position: relative;
            margin-bottom: 48px;
            padding-left: 20px;
        }

        .k8qm-roadmap-item::before {
            content: '';
            position: absolute;
            left: -51px;
            top: 0;
            width: 20px;
            height: 20px;
            background: var(--k8qm-primary);
            border-radius: 50%;
            border: 4px solid var(--k8qm-white);
            box-shadow: 0 0 0 4px rgba(0, 86, 179, 0.1);
        }

        .k8qm-roadmap-quarter {
            font-weight: 800;
            color: var(--k8qm-primary);
            font-size: 1.2rem;
            margin-bottom: 8px;
        }

        /* 证言区 */
        .k8qm-testimony-section {
            padding: 80px 24px;
            background: #fdfdfd;
        }

        .k8qm-testimony-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .k8qm-testimony-card {
            flex: 1;
            min-width: 300px;
            background: white;
            padding: 32px;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.03);
            font-style: italic;
        }

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

        /* 页脚 */
        .k8qm-footer {
            background: var(--k8qm-bg-dark);
            color: var(--k8qm-white);
            padding: 64px 24px 32px;
        }

        .k8qm-footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 48px;
        }

        .k8qm-footer-brand h2 {
            font-size: 24px;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .k8qm-footer-links {
            display: flex;
            gap: 64px;
            flex-wrap: wrap;
        }

        .k8qm-footer-col h4 {
            margin-bottom: 20px;
            font-size: 16px;
            color: var(--k8qm-accent);
        }

        .k8qm-footer-col ul {
            list-style: none;
        }

        .k8qm-footer-col ul li {
            margin-bottom: 12px;
        }

        .k8qm-footer-col ul li a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }

        .k8qm-footer-col ul li a:hover {
            color: var(--k8qm-white);
        }

        .k8qm-copyright {
            margin-top: 64px;
            text-align: center;
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #888;
            font-size: 14px;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .k8qm-nav-menu {
                display: none; /* 简化演示，实际可增加汉堡菜单 */
            }
            .k8qm-hero {
                padding: 120px 20px 60px;
                clip-path: none;
            }
            .k8qm-perf-value {
                font-size: 2.2rem;
            }
        }

        /* 动画安全增强 */
        .k8qm-animate-up {
            transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }