:root {
            --hbosco-primary: #C41230;
            --hbosco-primary-dark: #A00E26;
            --hbosco-bg: #f8f9fa;
            --hbosco-text: #2d3436;
            --hbosco-text-light: #636e72;
            --hbosco-white: #ffffff;
            --hbosco-accent: #e1e4e8;
            --hbosco-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --hbosco-radius: 16px;
            --hbosco-gap: 24px;
        }

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

        body {
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--hbosco-bg);
            color: var(--hbosco-text);
            line-height: 1.7;
            word-break: break-word;
            overflow-x: hidden;
        }

        /* 导航栏设计 */
        .hbosco-navbar {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid var(--hbosco-accent);
            padding: 16px 0;
            transition: all 0.3s ease;
        }

        .hbosco-nav-container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 32px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

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

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

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

        .hbosco-nav-item a {
            text-decoration: none;
            color: var(--hbosco-text);
            font-weight: 500;
            font-size: 15px;
            transition: color 0.3s;
            padding: 8px 4px;
            border-bottom: 2px solid transparent;
        }

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

        .hbosco-nav-item.hbosco-active a {
            color: var(--hbosco-primary);
            border-bottom-color: var(--hbosco-primary);
        }

        /* Hero 区块 - 独特非对称布局 */
        .hbosco-hero {
            padding: 180px 32px 100px;
            background: linear-gradient(135deg, #ffffff 0%, #f1f2f6 100%);
            position: relative;
            overflow: hidden;
        }

        .hbosco-hero-inner {
            max-width: 1000px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .hbosco-badge {
            display: inline-block;
            background: rgba(196, 18, 48, 0.1);
            color: var(--hbosco-primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .hbosco-hero-title {
            font-size: clamp(2.2rem, 5vw + 1rem, 3.8rem);
            line-height: 1.1;
            font-weight: 800;
            margin-bottom: 24px;
            color: var(--hbosco-text);
            word-break: keep-all;
        }

        .hbosco-hero-subtitle {
            font-size: clamp(1.1rem, 1.5vw + 0.5rem, 1.4rem);
            color: var(--hbosco-text-light);
            max-width: 800px;
            margin: 0 auto 48px;
        }

        /* 激活步骤卡片 */
        .hbosco-activation-flow {
            padding: 80px 32px;
            max-width: 1100px;
            margin: 0 auto;
        }

        .hbosco-step-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
            margin-top: 48px;
        }

        .hbosco-step-card {
            background: var(--hbosco-white);
            padding: 48px;
            border-radius: var(--hbosco-radius);
            box-shadow: var(--hbosco-shadow);
            transition: transform 0.3s ease;
            position: relative;
            min-width: 0;
        }

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

        .hbosco-step-number {
            position: absolute;
            top: -20px;
            left: 48px;
            width: 50px;
            height: 50px;
            background: var(--hbosco-primary);
            color: var(--hbosco-white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 800;
            box-shadow: 0 4px 15px rgba(196, 18, 48, 0.3);
        }

        .hbosco-step-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 16px;
            margin-top: 10px;
        }

        .hbosco-step-desc {
            color: var(--hbosco-text-light);
            font-size: 16px;
        }

        /* 核心技术展示区块 */
        .hbosco-tech-section {
            background: #1a1c1e;
            color: #ffffff;
            padding: 100px 32px;
            margin: 64px 0;
        }

        .hbosco-tech-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
            align-items: center;
        }

        .hbosco-tech-content {
            flex: 1;
            min-width: 300px;
        }

        .hbosco-tech-title {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 32px;
            color: var(--hbosco-primary);
        }

        .hbosco-layer-item {
            margin-bottom: 40px;
            border-left: 3px solid var(--hbosco-primary);
            padding-left: 24px;
        }

        .hbosco-layer-name {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 8px;
            color: #fff;
        }

        .hbosco-layer-desc {
            color: #a0a0a0;
            margin-bottom: 16px;
        }

        .hbosco-capability-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hbosco-tag {
            background: rgba(255, 255, 255, 0.05);
            padding: 4px 12px;
            border-radius: 4px;
            font-size: 13px;
            color: #ddd;
        }

        /* 激活说明详情区 */
        .hbosco-details {
            max-width: 900px;
            margin: 80px auto;
            padding: 0 32px;
        }

        .hbosco-detail-box {
            background: var(--hbosco-white);
            border-radius: var(--hbosco-radius);
            padding: 64px;
            border: 1px solid var(--hbosco-accent);
        }

        .hbosco-instruction-item {
            margin-bottom: 48px;
        }

        .hbosco-instruction-item h3 {
            font-size: 22px;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .hbosco-code-block {
            background: #f1f2f6;
            padding: 24px;
            border-radius: 8px;
            font-family: monospace;
            margin: 16px 0;
            border-left: 4px solid var(--hbosco-primary);
            color: var(--hbosco-text);
        }

        /* 页脚 */
        .hbosco-footer {
            background: #f1f2f6;
            padding: 80px 32px 40px;
            border-top: 1px solid var(--hbosco-accent);
        }

        .hbosco-footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .hbosco-footer-brand {
            flex: 1;
            min-width: 280px;
        }

        .hbosco-footer-brand h2 {
            font-size: 24px;
            margin-bottom: 16px;
            color: var(--hbosco-primary);
        }

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

        .hbosco-footer-group h4 {
            margin-bottom: 24px;
            font-size: 16px;
            color: var(--hbosco-text);
        }

        .hbosco-footer-group ul {
            list-style: none;
        }

        .hbosco-footer-group li {
            margin-bottom: 12px;
        }

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

        .hbosco-footer-group a:hover {
            color: var(--hbosco-primary);
        }

        .hbosco-copyright {
            width: 100%;
            text-align: center;
            padding-top: 40px;
            margin-top: 40px;
            border-top: 1px solid var(--hbosco-accent);
            color: var(--hbosco-text-light);
            font-size: 14px;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .hbosco-nav-container {
                flex-direction: column;
                padding: 16px;
            }
            .hbosco-nav-menu {
                justify-content: center;
                margin-top: 16px;
                gap: 12px;
            }
            .hbosco-hero {
                padding-top: 220px;
            }
            .hbosco-detail-box {
                padding: 32px;
            }
            .hbosco-tech-container {
                flex-direction: column;
            }
        }