:root {
            --ucchpb-primary: #ff7139;
            --ucchpb-secondary: #0060df;
            --ucchpb-accent: #8c1aff;
            --ucchpb-dark: #0c0c0d;
            --ucchpb-light: #f9f9fb;
            --ucchpb-text: #20123a;
            --ucchpb-glass: rgba(255, 255, 255, 0.8);
            --ucchpb-spacing-unit: 8px;
            --ucchpb-max-width: 1100px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: var(--ucchpb-text);
            line-height: 1.6;
            background-color: var(--ucchpb-light);
            overflow-x: hidden;
            word-break: keep-all;
        }

        /* 导航系统 */
        .ucchpb-header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background: var(--ucchpb-glass);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }

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

        .ucchpb-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .ucchpb-logo img {
            height: 36px;
            display: block;
        }

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

        .ucchpb-nav-link {
            text-decoration: none;
            color: var(--ucchpb-text);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 12px;
            border-radius: 6px;
            transition: all 0.2s;
        }

        .ucchpb-nav-link:hover {
            color: var(--ucchpb-primary);
            background: rgba(255, 113, 57, 0.08);
        }

        .ucchpb-nav-link.active {
            color: var(--ucchpb-primary);
            font-weight: 700;
            border-bottom: 2px solid var(--ucchpb-primary);
            border-radius: 0;
        }

        /* Hero 区域：独特的对角线分割设计 */
        .ucchpb-hero {
            position: relative;
            padding: 160px 24px 96px;
            background: linear-gradient(135deg, #20123a 0%, #0060df 100%);
            color: #fff;
            overflow: hidden;
            display: flex;
            justify-content: center;
            align-items: center;
            text-align: center;
        }

        .ucchpb-hero-content {
            max-width: 800px;
            z-index: 2;
            word-break: break-word;
        }

        .ucchpb-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4rem);
            line-height: 1.1;
            margin-bottom: 24px;
            font-weight: 800;
        }

        .ucchpb-hero-subtitle {
            font-size: clamp(1.1rem, 2vw + 0.5rem, 1.4rem);
            opacity: 0.9;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* 核心加速面板布局 */
        .ucchpb-section {
            padding: 96px 24px;
            max-width: var(--ucchpb-max-width);
            margin: 0 auto;
        }

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

        .ucchpb-card {
            background: #fff;
            padding: 40px;
            border-radius: 24px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.03);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(0,0,0,0.05);
            min-width: 0;
        }

        .ucchpb-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 40px rgba(0,0,0,0.08);
        }

        .ucchpb-card-tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(0, 96, 223, 0.1);
            color: var(--ucchpb-secondary);
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

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

        .ucchpb-card p {
            color: #5a5a60;
            margin-bottom: 20px;
        }

        .ucchpb-list {
            list-style: none;
        }

        .ucchpb-list-item {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 0.95rem;
            color: #4a4a4f;
        }

        .ucchpb-list-item::before {
            content: "✓";
            color: var(--ucchpb-primary);
            font-weight: bold;
        }

        /* 隐私与性能联动区块 */
        .ucchpb-split-section {
            display: flex;
            flex-wrap: wrap;
            gap: 64px;
            align-items: center;
            background: #fff;
            padding: 80px 48px;
            border-radius: 32px;
            margin: 40px auto;
        }

        .ucchpb-split-content {
            flex: 1;
            min-width: 300px;
            word-break: break-word;
        }

        .ucchpb-split-visual {
            flex: 1;
            min-width: 300px;
            background: linear-gradient(45deg, var(--ucchpb-primary), var(--ucchpb-accent));
            height: 400px;
            border-radius: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 5rem;
            position: relative;
        }

        /* 动态内容区块标记 */
        .ucchpb-news-section {
            background: #f0f4f9;
            padding: 64px 24px;
            border-radius: 40px;
            margin-bottom: 96px;
        }

        /* 按钮设计 */
        .ucchpb-btn {
            display: inline-block;
            padding: 14px 32px;
            background: var(--ucchpb-primary);
            color: #fff;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
        }

        .ucchpb-btn:hover {
            filter: brightness(1.1);
            box-shadow: 0 8px 20px rgba(255, 113, 57, 0.3);
            transform: scale(1.05);
        }

        /* 页脚 */
        .ucchpb-footer {
            background: #f9f9fb;
            padding: 80px 24px 40px;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

        .ucchpb-footer-inner {
            max-width: var(--ucchpb-max-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .ucchpb-footer-brand {
            flex: 1;
            min-width: 240px;
        }

        .ucchpb-footer-brand h2 {
            font-size: 1.5rem;
            margin-bottom: 16px;
            color: var(--ucchpb-dark);
        }

        .ucchpb-footer-links {
            display: flex;
            gap: 64px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .ucchpb-footer-column h4 {
            margin-bottom: 20px;
            color: var(--ucchpb-dark);
        }

        .ucchpb-footer-column ul {
            list-style: none;
        }

        .ucchpb-footer-column li {
            margin-bottom: 10px;
        }

        .ucchpb-footer-column a {
            color: #5a5a60;
            text-decoration: none;
            transition: color 0.2s;
        }

        .ucchpb-footer-column a:hover {
            color: var(--ucchpb-primary);
        }

        .ucchpb-copyright {
            width: 100%;
            margin-top: 64px;
            padding-top: 32px;
            border-top: 1px solid rgba(0,0,0,0.05);
            text-align: center;
            font-size: 0.9rem;
            color: #999;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .ucchpb-grid {
                grid-template-columns: 1fr;
            }
            .ucchpb-nav-menu {
                display: none; /* 简化移动端展示 */
            }
            .ucchpb-split-visual {
                height: 250px;
            }
        }