:root {
            --owxzu4-primary: #D43F33;
            --owxzu4-secondary: #4361EE;
            --owxzu4-accent: #FF9F1C;
            --owxzu4-dark: #1A1A1A;
            --owxzu4-light: #F8F9FA;
            --owxzu4-gray: #6C757D;
            --owxzu4-white: #FFFFFF;
            --owxzu4-vessel-width: 1100px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--owxzu4-light);
            color: var(--owxzu4-dark);
            line-height: 1.7;
            word-break: keep-all;
            overflow-wrap: break-word;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }

        /* 导航系统 - Pilot */
        .owxzu4-pilot-wrap {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

        .owxzu4-steer {
            display: flex;
            flex-wrap: wrap;
            max-width: var(--owxzu4-vessel-width);
            margin: 0 auto;
            align-items: center;
            justify-content: space-between;
            padding: 12px 24px;
        }

        .owxzu4-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .owxzu4-logo img {
            height: 32px;
            display: block;
        }

        .owxzu4-guide-list {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 8px;
            min-width: 0;
        }

        .owxzu4-guide-item {
            min-width: 0;
        }

        .owxzu4-guide-link {
            display: block;
            padding: 8px 12px;
            font-size: 14px;
            color: var(--owxzu4-dark);
            border-radius: 6px;
            font-weight: 500;
        }

        .owxzu4-guide-link:hover {
            color: var(--owxzu4-primary);
            background: rgba(212, 63, 51, 0.05);
        }

        .owxzu4-guide-link.active {
            color: var(--owxzu4-primary);
            background: rgba(212, 63, 51, 0.1);
        }

        /* 核心展示区 - Showcase */
        .owxzu4-stage {
            padding: 96px 24px;
            background: linear-gradient(135deg, #FFF 0%, #F0F4FF 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .owxzu4-shell {
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

        .owxzu4-prime-title {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 24px;
            color: var(--owxzu4-dark);
        }

        .owxzu4-sub-text {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            color: var(--owxzu4-gray);
            max-width: 700px;
            margin: 0 auto 48px;
        }

        /* 快捷键网格布局 - Matrix */
        .owxzu4-zone-matrix {
            padding: 64px 24px;
            max-width: var(--owxzu4-vessel-width);
            margin: 0 auto;
        }

        .owxzu4-grid-layout {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .owxzu4-panel-unit {
            background: var(--owxzu4-white);
            border-radius: 20px;
            padding: 32px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
            border: 1px solid rgba(0,0,0,0.02);
            transition: transform 0.3s ease;
            min-width: 0;
        }

        .owxzu4-panel-unit:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.06);
        }

        .owxzu4-unit-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 24px;
            border-bottom: 2px solid var(--owxzu4-light);
            padding-bottom: 16px;
        }

        .owxzu4-unit-icon {
            font-size: 24px;
        }

        .owxzu4-unit-title {
            font-size: 1.25rem;
            font-weight: 700;
        }

        .owxzu4-command-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
            padding: 8px 0;
            border-bottom: 1px dashed var(--owxzu4-light);
        }

        .owxzu4-command-label {
            color: var(--owxzu4-gray);
            font-size: 14px;
        }

        .owxzu4-command-key {
            background: #E9ECEF;
            padding: 4px 10px;
            border-radius: 4px;
            font-family: monospace;
            font-weight: 600;
            font-size: 13px;
            box-shadow: inset 0 -2px 0 rgba(0,0,0,0.1);
        }

        /* 创新特性区 - Innovation */
        .owxzu4-field-innovation {
            background: var(--owxzu4-dark);
            padding: 80px 24px;
            color: var(--owxzu4-white);
        }

        .owxzu4-innovation-vessel {
            max-width: var(--owxzu4-vessel-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            align-items: center;
        }

        .owxzu4-innovation-text {
            flex: 1 1 450px;
            min-width: 0;
        }

        .owxzu4-innovation-visual {
            flex: 1 1 400px;
            min-width: 0;
            background: linear-gradient(45deg, var(--owxzu4-primary), var(--owxzu4-secondary));
            height: 300px;
            border-radius: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 80px;
        }

        .owxzu4-feature-slab {
            margin-bottom: 32px;
        }

        .owxzu4-feature-name {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--owxzu4-primary);
        }

        .owxzu4-feature-benefit {
            color: #ADB5BD;
            font-size: 1.1rem;
        }

        /* 动态内容 - Pulse */
        .owxzu4-pulse-zone {
            padding: 64px 24px;
            max-width: var(--owxzu4-vessel-width);
            margin: 0 auto;
        }

        .owxzu4-pulse-title {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 32px;
            text-align: center;
        }

        .owxzu4-article-stream {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .owxzu4-article-piece {
            flex: 1 1 300px;
            background: var(--owxzu4-white);
            padding: 24px;
            border-radius: 12px;
            border: 1px solid #EEE;
        }

        /* 页脚 - Anchor */
        .owxzu4-base-ground {
            background: #F1F3F5;
            padding: 64px 24px 32px;
            border-top: 1px solid #E9ECEF;
        }

        .owxzu4-anchor-core {
            max-width: var(--owxzu4-vessel-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .owxzu4-brand-area {
            flex: 1 1 300px;
            min-width: 0;
        }

        .owxzu4-brand-name {
            font-size: 24px;
            font-weight: 800;
            color: var(--owxzu4-primary);
            margin-bottom: 16px;
        }

        .owxzu4-brand-desc {
            color: var(--owxzu4-gray);
            font-size: 14px;
        }

        .owxzu4-link-vault {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
        }

        .owxzu4-link-group {
            min-width: 120px;
        }

        .owxzu4-group-title {
            font-weight: 700;
            margin-bottom: 20px;
            font-size: 16px;
        }

        .owxzu4-site-link {
            display: block;
            margin-bottom: 10px;
            font-size: 14px;
            color: var(--owxzu4-gray);
        }

        .owxzu4-site-link:hover {
            color: var(--owxzu4-primary);
        }

        .owxzu4-copyright {
            text-align: center;
            margin-top: 64px;
            padding-top: 24px;
            border-top: 1px solid #DEE2E6;
            font-size: 13px;
            color: #ADB5BD;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .owxzu4-steer {
                flex-direction: column;
                gap: 16px;
            }
            .owxzu4-guide-list {
                justify-content: center;
            }
            .owxzu4-grid-layout {
                grid-template-columns: 1fr;
            }
            .owxzu4-innovation-vessel {
                flex-direction: column;
            }
            .owxzu4-innovation-visual {
                order: -1;
            }
        }

        /* 动画交互 */
        .owxzu4-action-trigger {
            display: inline-block;
            background: var(--owxzu4-primary);
            color: white;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 600;
            box-shadow: 0 4px 15px rgba(212, 63, 51, 0.3);
        }

        .owxzu4-action-trigger:hover {
            transform: scale(1.05);
            background: #BD342B;
        }