:root {
            --k8qm-primary: #0056b3;
            --k8qm-secondary: #00a8ff;
            --k8qm-accent: #f39c12;
            --k8qm-bg-light: #f8f9fa;
            --k8qm-text-dark: #2d3436;
            --k8qm-text-muted: #636e72;
            --k8qm-white: #ffffff;
            --k8qm-error-bg: #fff5f5;
            --k8qm-border: #e1e4e8;
            --k8qm-shadow: 0 4px 20px rgba(0,0,0,0.08);
            --k8qm-radius: 12px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: var(--k8qm-text-dark);
            background-color: var(--k8qm-bg-light);
            word-break: break-word;
        }

        /* 导航栏 */
        .k8qm-nav-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid var(--k8qm-border);
            box-shadow: var(--k8qm-shadow);
        }

        .k8qm-nav-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 72px;
            flex-wrap: wrap;
        }

        .k8qm-logo {
            display: flex;
            align-items: center;
            min-width: 0;
        }

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

        .k8qm-menu {
            display: flex;
            list-style: none;
            gap: 16px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .k8qm-menu-item a {
            text-decoration: none;
            color: var(--k8qm-text-dark);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all 0.3s ease;
            font-size: 0.95rem;
        }

        .k8qm-menu-item a:hover {
            color: var(--k8qm-primary);
            background: rgba(0, 86, 179, 0.05);
        }

        .k8qm-menu-item a.active {
            color: var(--k8qm-white);
            background: var(--k8qm-primary);
        }

        /* Hero 区域 */
        .k8qm-hero {
            padding: 140px 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);
            line-height: 1.2;
            margin-bottom: 24px;
            font-weight: 800;
        }

        .k8qm-hero p {
            font-size: clamp(1.1rem, 2vw, 1.4rem);
            opacity: 0.9;
            margin-bottom: 40px;
        }

        /* 搜索框设计 */
        .k8qm-search-box {
            background: var(--k8qm-white);
            padding: 8px;
            border-radius: 50px;
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }

        .k8qm-search-input {
            flex: 1;
            border: none;
            padding: 12px 24px;
            outline: none;
            font-size: 1rem;
            border-radius: 50px;
            min-width: 0;
        }

        .k8qm-search-btn {
            background: var(--k8qm-primary);
            color: white;
            border: none;
            padding: 12px 32px;
            border-radius: 50px;
            cursor: pointer;
            font-weight: bold;
            transition: 0.3s;
        }

        .k8qm-search-btn:hover {
            background: var(--k8qm-secondary);
        }

        /* 主体布局 */
        .k8qm-main-grid {
            max-width: 1300px;
            margin: -40px auto 80px;
            padding: 0 24px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .k8qm-card {
            background: var(--k8qm-white);
            padding: 32px;
            border-radius: var(--k8qm-radius);
            box-shadow: var(--k8qm-shadow);
            transition: transform 0.3s ease;
            border: 1px solid var(--k8qm-border);
            min-width: 0;
        }

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

        .k8qm-card-tag {
            display: inline-block;
            background: var(--k8qm-error-bg);
            color: #e74c3c;
            padding: 4px 12px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: bold;
            margin-bottom: 16px;
        }

        .k8qm-card h3 {
            margin-bottom: 16px;
            font-size: 1.4rem;
            color: var(--k8qm-primary);
        }

        .k8qm-card p {
            color: var(--k8qm-text-muted);
            font-size: 1rem;
            margin-bottom: 20px;
        }

        /* 解决步骤列表 */
        .k8qm-steps {
            list-style: none;
        }

        .k8qm-step-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dashed var(--k8qm-border);
        }

        .k8qm-step-num {
            background: var(--k8qm-primary);
            color: white;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            flex-shrink: 0;
        }

        /* 性能数据展示 */
        .k8qm-stats-section {
            background: var(--k8qm-white);
            padding: 80px 24px;
            text-align: center;
        }

        .k8qm-stats-container {
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 40px;
        }

        .k8qm-stat-box {
            flex: 1;
            min-width: 240px;
        }

        .k8qm-stat-value {
            font-size: 3rem;
            font-weight: 800;
            color: var(--k8qm-primary);
            display: block;
        }

        .k8qm-stat-label {
            font-size: 1.1rem;
            color: var(--k8qm-text-dark);
            font-weight: bold;
            margin: 8px 0;
        }

        .k8qm-stat-desc {
            font-size: 0.9rem;
            color: var(--k8qm-text-muted);
        }

        /* 行业方案展示 */
        .k8qm-solution-section {
            padding: 80px 24px;
            background: #edf2f7;
        }

        .k8qm-section-title {
            text-align: center;
            margin-bottom: 48px;
        }

        .k8qm-section-title h2 {
            font-size: 2.2rem;
            margin-bottom: 16px;
        }

        .k8qm-solution-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 24px;
        }

        .k8qm-solution-card {
            background: var(--k8qm-white);
            padding: 0;
            border-radius: var(--k8qm-radius);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            border-left: 5px solid var(--k8qm-primary);
        }

        .k8qm-sol-header {
            padding: 24px;
            background: #f8fafc;
        }

        .k8qm-sol-body {
            padding: 24px;
            flex-grow: 1;
        }

        .k8qm-sol-impact {
            background: #e1f5fe;
            padding: 16px 24px;
            font-style: italic;
            color: #01579b;
        }

        /* 路线图 */
        .k8qm-roadmap {
            max-width: 1000px;
            margin: 80px auto;
            padding: 0 24px;
        }

        .k8qm-roadmap-item {
            display: flex;
            gap: 32px;
            margin-bottom: 40px;
            position: relative;
        }

        .k8qm-quarter {
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--k8qm-primary);
            min-width: 80px;
        }

        .k8qm-milestone {
            padding-top: 4px;
        }

        /* 页脚 */
        .k8qm-footer {
            background: #1a1a1a;
            color: #ecf0f1;
            padding: 80px 24px 40px;
        }

        .k8qm-footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            margin-bottom: 60px;
        }

        .k8qm-footer-brand h2 {
            font-size: 1.8rem;
            margin-bottom: 16px;
            color: var(--k8qm-white);
        }

        .k8qm-footer-links h4 {
            margin-bottom: 24px;
            color: var(--k8qm-secondary);
        }

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

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

        .k8qm-footer-links a {
            color: #bdc3c7;
            text-decoration: none;
            transition: 0.3s;
        }

        .k8qm-footer-links a:hover {
            color: var(--k8qm-white);
            padding-left: 8px;
        }

        .k8qm-copyright {
            text-align: center;
            border-top: 1px solid #333;
            padding-top: 40px;
            font-size: 0.9rem;
            color: #7f8c8d;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .k8qm-nav-container {
                height: auto;
                padding: 16px;
            }
            .k8qm-menu {
                margin-top: 16px;
                justify-content: center;
                width: 100%;
            }
            .k8qm-hero {
                padding-top: 160px;
            }
            .k8qm-main-grid {
                grid-template-columns: 1fr;
            }
        }