:root {
            --ejqv-primary: #ff6a00;
            --ejqv-primary-grad: linear-gradient(135deg, #ff8c00 0%, #ff4b2b 100%);
            --ejqv-dark: #1d1d1f;
            --ejqv-light: #ffffff;
            --ejqv-gray: #f5f5f7;
            --ejqv-text-main: #333333;
            --ejqv-text-sub: #86868b;
            --ejqv-radius: 20px;
            --ejqv-container-width: 1300px;
        }

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

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

        /* 导航栏设计 - 悬浮岛屿风格 */
        .ejqv-nav-wrapper {
            position: fixed;
            top: 24px;
            left: 0;
            right: 0;
            z-index: 1000;
            display: flex;
            justify-content: center;
            padding: 0 20px;
        }

        .ejqv-nav {
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 0, 0, 0.05);
            border-radius: 40px;
            padding: 8px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--ejqv-container-width);
            width: 100%;
            box-shadow: 0 4px 30px rgba(0,0,0,0.03);
            flex-wrap: wrap;
        }

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

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

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

        .ejqv-menu a {
            text-decoration: none;
            color: var(--ejqv-text-main);
            font-size: 14px;
            font-weight: 500;
            transition: color 0.3s;
        }

        .ejqv-menu a:hover {
            color: var(--ejqv-primary);
        }

        /* Hero 区域 - 非对称流体布局 */
        .ejqv-hero {
            padding: 160px 5% 80px;
            background: radial-gradient(circle at 90% 10%, rgba(255, 106, 0, 0.05) 0%, transparent 40%),
                        radial-gradient(circle at 10% 90%, rgba(255, 75, 43, 0.05) 0%, transparent 40%);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 48px;
            min-height: 90vh;
        }

        .ejqv-hero-content {
            flex: 1;
            min-width: 320px;
            max-width: 600px;
            word-break: break-word;
        }

        .ejqv-hero-tag {
            display: inline-block;
            background: var(--ejqv-primary-grad);
            color: white;
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 14px;
            margin-bottom: 24px;
            font-weight: 600;
        }

        .ejqv-hero-title {
            font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
            line-height: 1.1;
            font-weight: 800;
            margin-bottom: 24px;
            letter-spacing: -1px;
            background: linear-gradient(to bottom, #1d1d1f, #434343);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .ejqv-hero-subtitle {
            font-size: clamp(1.1rem, 2vw + 0.5rem, 1.4rem);
            color: var(--ejqv-text-sub);
            margin-bottom: 40px;
            max-width: 500px;
        }

        .ejqv-hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .ejqv-btn-main {
            background: var(--ejqv-primary-grad);
            color: white;
            padding: 18px 48px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 18px;
            box-shadow: 0 10px 30px rgba(255, 106, 0, 0.3);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .ejqv-btn-main:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(255, 106, 0, 0.4);
        }

        .ejqv-hero-visual {
            flex: 1;
            min-width: 320px;
            max-width: 600px;
            position: relative;
            display: flex;
            justify-content: center;
        }

        .ejqv-visual-card {
            background: white;
            padding: 40px;
            border-radius: 32px;
            box-shadow: 0 40px 80px rgba(0,0,0,0.1);
            width: 100%;
            border: 1px solid rgba(0,0,0,0.05);
            position: relative;
            overflow: hidden;
        }

        /* 核心特性区 - 专业工作流适配 */
        .ejqv-workflows {
            padding: 96px 5%;
            background-color: var(--ejqv-gray);
        }

        .ejqv-section-head {
            text-align: center;
            margin-bottom: 64px;
        }

        .ejqv-section-title {
            font-size: clamp(1.8rem, 3vw, 2.8rem);
            font-weight: 700;
            margin-bottom: 16px;
        }

        .ejqv-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
            max-width: var(--ejqv-container-width);
            margin: 0 auto;
        }

        .ejqv-card {
            background: var(--ejqv-light);
            padding: 48px;
            border-radius: var(--ejqv-radius);
            transition: all 0.4s ease;
            display: flex;
            flex-direction: column;
            min-width: 0;
            border: 1px solid transparent;
        }

        .ejqv-card:hover {
            transform: translateY(-10px);
            border-color: rgba(255, 106, 0, 0.2);
            box-shadow: 0 20px 40px rgba(0,0,0,0.05);
        }

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

        .ejqv-card-persona {
            color: var(--ejqv-primary);
            font-weight: 700;
            text-transform: uppercase;
            font-size: 14px;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        .ejqv-card-title {
            font-size: 24px;
            margin-bottom: 16px;
        }

        .ejqv-card-list {
            list-style: none;
            margin-bottom: 24px;
        }

        .ejqv-card-list li {
            padding: 8px 0;
            border-bottom: 1px solid #f0f0f0;
            font-size: 15px;
            color: var(--ejqv-text-sub);
        }

        .ejqv-productivity {
            margin-top: auto;
            background: #fff8f3;
            padding: 12px 20px;
            border-radius: 12px;
            font-weight: 600;
            color: var(--ejqv-primary);
            font-size: 14px;
        }

        /* 动态内容区块 */
        .ejqv-news-section {
            padding: 96px 5%;
            max-width: var(--ejqv-container-width);
            margin: 0 auto;
        }

        .ejqv-news-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .ejqv-news-item {
            flex: 1;
            min-width: 280px;
            background: white;
            border-left: 4px solid var(--ejqv-primary);
            padding: 24px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
        }

        /* 页脚设计 */
        .ejqv-footer {
            background: var(--ejqv-dark);
            color: white;
            padding: 80px 5% 40px;
        }

        .ejqv-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            max-width: var(--ejqv-container-width);
            margin: 0 auto;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            padding-bottom: 48px;
        }

        .ejqv-footer-brand {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .ejqv-footer-links h4 {
            margin-bottom: 24px;
            font-size: 16px;
            color: rgba(255,255,255,0.9);
        }

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

        .ejqv-footer-links li {
            margin-bottom: 12px;
        }

        .ejqv-footer-links a {
            color: rgba(255,255,255,0.5);
            text-decoration: none;
            transition: color 0.3s;
            font-size: 14px;
        }

        .ejqv-footer-links a:hover {
            color: var(--ejqv-primary);
        }

        .ejqv-copyright {
            text-align: center;
            padding-top: 40px;
            color: rgba(255,255,255,0.4);
            font-size: 13px;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .ejqv-nav {
                justify-content: center;
                gap: 16px;
            }
            .ejqv-menu {
                display: none; /* 简化移动端 */
            }
            .ejqv-hero {
                padding-top: 120px;
                text-align: center;
            }
            .ejqv-hero-content {
                max-width: 100%;
            }
            .ejqv-hero-actions {
                justify-content: center;
            }
            .ejqv-hero-visual {
                display: none;
            }
            .ejqv-grid {
                grid-template-columns: 1fr;
            }
        }