:root {
            --owxzu4-primary: #D43838;
            --owxzu4-secondary: #1E5ED3;
            --owxzu4-accent: #FF8F00;
            --owxzu4-bg-light: #F9FAFB;
            --owxzu4-text-main: #1D1D1F;
            --owxzu4-text-sub: #424245;
            --owxzu4-white: #FFFFFF;
            --owxzu4-gap: 8px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
            color: var(--owxzu4-text-main);
            background-color: var(--owxzu4-bg-light);
            line-height: 1.6;
            overflow-x: hidden;
            word-break: break-word;
        }

        /* 独特排版：流体字体 */
        h1, h2, h3 {
            word-break: keep-all;
            line-height: 1.2;
            font-weight: 700;
        }

        h1 { font-size: clamp(2rem, 5vw + 1rem, 4rem); }
        h2 { font-size: clamp(1.5rem, 3vw + 0.8rem, 2.5rem); }
        p { font-size: clamp(1rem, 0.5vw + 0.8rem, 1.2rem); line-height: 1.8; }

        /* Steer (Navigation) 独特样式：玻璃悬浮 */
        .owxzu4-steer-wrap {
            position: fixed;
            top: 24px;
            left: 50%;
            transform: translateX(-50%);
            width: 95vw;
            max-width: 1400px;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.05);
            border-radius: 40px;
            z-index: 1000;
            padding: 12px 32px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        }

        .owxzu4-logo {
            flex-shrink: 0;
            min-width: 0;
            display: flex;
            align-items: center;
        }

        .owxzu4-logo img {
            height: 32px;
            width: auto;
        }

        .owxzu4-pilot {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            min-width: 0;
        }

        .owxzu4-pilot-link {
            text-decoration: none;
            color: var(--owxzu4-text-sub);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 12px;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

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

        .owxzu4-pilot-link.owxzu4-active {
            color: var(--owxzu4-primary);
            font-weight: 700;
        }

        /* Arena (Hero) 独特布局：非对称分割 */
        .owxzu4-arena-zone {
            padding: 160px 5vw 80px;
            background: radial-gradient(circle at 80% 20%, #FFF5F5 0%, #FFFFFF 100%);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            min-height: 80vh;
        }

        .owxzu4-arena-shell {
            max-width: 1400px;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            align-items: center;
        }

        .owxzu4-arena-info {
            flex: 1;
            min-width: 320px;
        }

        .owxzu4-arena-visual {
            flex: 1.2;
            min-width: 320px;
            background: var(--owxzu4-white);
            border-radius: 32px;
            padding: 40px;
            box-shadow: 0 40px 80px rgba(0,0,0,0.08);
            border: 1px solid rgba(0,0,0,0.03);
            position: relative;
        }

        .owxzu4-tagline {
            display: inline-block;
            background: rgba(212, 56, 56, 0.1);
            color: var(--owxzu4-primary);
            padding: 6px 16px;
            border-radius: 100px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .owxzu4-arena-title {
            margin-bottom: 24px;
            color: var(--owxzu4-text-main);
        }

        .owxzu4-arena-subtitle {
            margin-bottom: 40px;
            color: var(--owxzu4-text-sub);
        }

        /* Launcher (Button) 样式 */
        .owxzu4-launcher-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .owxzu4-activator-main {
            padding: 18px 48px;
            background: var(--owxzu4-primary);
            color: var(--owxzu4-white);
            border-radius: 100px;
            text-decoration: none;
            font-weight: 600;
            font-size: 18px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            box-shadow: 0 8px 25px rgba(212, 56, 56, 0.3);
        }

        .owxzu4-activator-main:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(212, 56, 56, 0.4);
        }

        /* Slab (Card) 独特布局：悬浮网格 */
        .owxzu4-region-white {
            padding: 96px 5vw;
            background: var(--owxzu4-white);
        }

        .owxzu4-shell-mid {
            max-width: 1100px;
            margin: 0 auto;
        }

        .owxzu4-region-head {
            text-align: center;
            margin-bottom: 64px;
        }

        .owxzu4-grid-display {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
        }

        .owxzu4-slab-unit {
            background: var(--owxzu4-bg-light);
            padding: 40px;
            border-radius: 24px;
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            border: 1px solid transparent;
        }

        .owxzu4-slab-unit:hover {
            background: var(--owxzu4-white);
            border-color: var(--owxzu4-primary);
            box-shadow: 0 20px 40px rgba(0,0,0,0.05);
            transform: scale(1.02);
        }

        .owxzu4-slab-icon {
            font-size: 40px;
            margin-bottom: 24px;
            display: block;
        }

        .owxzu4-slab-name {
            font-size: 22px;
            margin-bottom: 16px;
            color: var(--owxzu4-text-main);
        }

        /* 转换器模拟区 */
        .owxzu4-drop-zone {
            border: 2px dashed #E0E0E0;
            border-radius: 16px;
            height: 280px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: border-color 0.3s;
        }

        .owxzu4-drop-zone:hover {
            border-color: var(--owxzu4-primary);
        }

        .owxzu4-drop-text {
            margin-top: 16px;
            font-weight: 500;
            color: var(--owxzu4-secondary);
        }

        /* 文章动态区 */
        .owxzu4-region-gray {
            padding: 96px 5vw;
            background: #F2F4F7;
        }

        .owxzu4-dynamic-tile {
            background: var(--owxzu4-white);
            padding: 24px;
            border-radius: 12px;
            margin-bottom: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
        }

        /* Bedrock (Footer) */
        .owxzu4-bedrock-area {
            background: var(--owxzu4-text-main);
            color: var(--owxzu4-white);
            padding: 64px 5vw 40px;
        }

        .owxzu4-bedrock-shell {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .owxzu4-bedrock-brand {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .owxzu4-bedrock-copy {
            color: #8E8E93;
            font-size: 14px;
            width: 100%;
            text-align: center;
            margin-top: 64px;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .owxzu4-steer-wrap {
                top: 0;
                width: 100%;
                border-radius: 0;
                padding: 8px 16px;
                flex-direction: column;
                gap: 12px;
            }
            .owxzu4-pilot {
                overflow-x: auto;
                width: 100%;
                justify-content: flex-start;
                padding-bottom: 8px;
            }
            .owxzu4-arena-zone {
                padding-top: 180px;
                text-align: center;
            }
            .owxzu4-launcher-group {
                justify-content: center;
            }
            .owxzu4-grid-display {
                grid-template-columns: 1fr;
            }
        }