:root {
            --hbosco-primary: #d32f2f; /* BC Red */
            --hbosco-secondary: #1976d2; /* BC Blue */
            --hbosco-dark: #263238;
            --hbosco-light: #f5f5f5;
            --hbosco-accent: #ffeb3b;
            --hbosco-text-main: #333333;
            --hbosco-text-muted: #666666;
            --hbosco-white: #ffffff;
            --hbosco-border: #e0e0e0;
            --hbosco-bg-gradient: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
        }

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

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

        /* 布局容器 */
        .hbosco-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* 导航栏 */
        .hbosco-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid var(--hbosco-border);
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }

        .hbosco-nav-wrapper {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 72px;
            min-width: 0;
        }

        .hbosco-logo {
            flex: 0 0 auto;
            display: flex;
            align-items: center;
        }

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

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

        .hbosco-nav-item a {
            text-decoration: none;
            color: var(--hbosco-dark);
            font-weight: 500;
            font-size: 15px;
            transition: color 0.3s;
            padding: 8px 4px;
            display: block;
            word-break: keep-all;
        }

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

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

        /* Hero 区 - 独特对角线分割布局 */
        .hbosco-hero {
            padding-top: 140px;
            padding-bottom: 80px;
            background: var(--hbosco-bg-gradient);
            position: relative;
            overflow: hidden;
        }

        .hbosco-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            right: 0;
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 0 0 100px 100vw;
            border-color: transparent transparent var(--hbosco-white) transparent;
        }

        .hbosco-hero-content {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 48px;
            min-width: 0;
        }

        .hbosco-hero-text {
            flex: 1 1 500px;
            min-width: 0;
            word-break: break-word;
        }

        .hbosco-hero-title {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            line-height: 1.2;
            color: var(--hbosco-dark);
            margin-bottom: 24px;
            font-weight: 800;
        }

        .hbosco-hero-subtitle {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            color: var(--hbosco-text-muted);
            margin-bottom: 32px;
            max-width: 600px;
        }

        .hbosco-hero-visual {
            flex: 1 1 400px;
            min-width: 0;
            position: relative;
            background: var(--hbosco-white);
            border: 1px solid var(--hbosco-border);
            border-radius: 12px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            padding: 16px;
            aspect-ratio: 16/10;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        /* 模拟文本对比视觉 */
        .hbosco-diff-line {
            height: 12px;
            border-radius: 4px;
            width: 100%;
        }
        .hbosco-diff-red { background: #ffebee; border-left: 4px solid #ef5350; }
        .hbosco-diff-blue { background: #e3f2fd; border-left: 4px solid #42a5f5; }
        .hbosco-diff-gray { background: #f5f5f5; border-left: 4px solid #bdbdbd; width: 80%; }

        /* 算法层区块 */
        .hbosco-section {
            padding: 96px 0;
            word-break: break-word;
        }

        .hbosco-section-title {
            text-align: center;
            margin-bottom: 64px;
        }

        .hbosco-section-title h2 {
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            margin-bottom: 16px;
        }

        .hbosco-layer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .hbosco-card {
            background: var(--hbosco-white);
            border: 1px solid var(--hbosco-border);
            padding: 40px;
            border-radius: 16px;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .hbosco-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }

        .hbosco-card-tag {
            display: inline-block;
            background: var(--hbosco-primary);
            color: white;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            margin-bottom: 16px;
        }

        .hbosco-card h3 {
            font-size: 1.5rem;
            margin-bottom: 16px;
            color: var(--hbosco-dark);
        }

        .hbosco-card p {
            color: var(--hbosco-text-muted);
            margin-bottom: 24px;
        }

        .hbosco-capabilities {
            list-style: none;
        }

        .hbosco-capabilities li {
            padding-left: 24px;
            position: relative;
            margin-bottom: 8px;
            font-size: 14px;
            color: var(--hbosco-dark);
        }

        .hbosco-capabilities li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--hbosco-secondary);
            font-weight: bold;
        }

        /* 行业矩阵区块 - 错位布局 */
        .hbosco-matrix-section {
            background: var(--hbosco-dark);
            color: var(--hbosco-white);
            padding: 96px 0;
        }

        .hbosco-matrix-item {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            margin-bottom: 80px;
            align-items: center;
            min-width: 0;
        }

        .hbosco-matrix-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .hbosco-matrix-text {
            flex: 1 1 400px;
            min-width: 0;
        }

        .hbosco-matrix-label {
            color: var(--hbosco-accent);
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: bold;
            display: block;
            margin-bottom: 12px;
        }

        .hbosco-matrix-title {
            font-size: 2rem;
            margin-bottom: 24px;
        }

        .hbosco-matrix-info {
            background: rgba(255,255,255,0.05);
            padding: 24px;
            border-radius: 8px;
            border-left: 4px solid var(--hbosco-primary);
        }

        /* 协议区块 */
        .hbosco-sync-protocols {
            background: #f9f9f9;
        }

        .hbosco-protocol-list {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            min-width: 0;
        }

        .hbosco-protocol-chip {
            background: white;
            border: 1px solid var(--hbosco-border);
            padding: 12px 24px;
            border-radius: 50px;
            font-weight: 500;
            box-shadow: 0 4px 6px rgba(0,0,0,0.02);
        }

        /* 页脚 */
        .hbosco-footer {
            background: #1a1a1a;
            color: #999;
            padding: 64px 0 32px;
            font-size: 14px;
        }

        .hbosco-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            margin-bottom: 48px;
        }

        .hbosco-footer-brand h4 {
            color: white;
            font-size: 20px;
            margin-bottom: 20px;
        }

        .hbosco-footer-links h5 {
            color: white;
            margin-bottom: 20px;
            font-size: 16px;
        }

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

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

        .hbosco-footer-links a {
            color: #999;
            text-decoration: none;
            transition: color 0.3s;
        }

        .hbosco-footer-links a:hover {
            color: white;
        }

        .hbosco-copyright {
            text-align: center;
            padding-top: 32px;
            border-top: 1px solid #333;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .hbosco-nav-wrapper {
                height: auto;
                padding: 16px 0;
            }
            .hbosco-nav-list {
                width: 100%;
                justify-content: center;
                margin-top: 16px;
                gap: 10px;
            }
            .hbosco-hero {
                padding-top: 180px;
            }
            .hbosco-matrix-item, .hbosco-matrix-item:nth-child(even) {
                flex-direction: column;
            }
        }

        /* JSON-LD 结构化数据 */