:root {
            --zfrc1y-primary: #6366F1;
            --zfrc1y-primary-dark: #4F46E5;
            --zfrc1y-secondary: #0F172A;
            --zfrc1y-text: #334155;
            --zfrc1y-text-light: #64748B;
            --zfrc1y-bg: #F8FAFC;
            --zfrc1y-card-bg: #FFFFFF;
            --zfrc1y-border: #E2E8F0;
            --zfrc1y-accent: #F59E0B;
            --zfrc1y-spacing-unit: 8px;
            --zfrc1y-max-width: 1100px;
        }

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

        body {
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;
            background-color: var(--zfrc1y-bg);
            color: var(--zfrc1y-text);
            line-height: 1.7;
            overflow-x: hidden;
            word-break: keep-all;
        }

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

        ul {
            list-style: none;
        }

        /* 导航栏 */
        .zfrc1y-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--zfrc1y-border);
            z-index: 1000;
            padding: 0 24px;
        }

        .zfrc1y-nav-container {
            max-width: var(--zfrc1y-max-width);
            margin: 0 auto;
            height: 72px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

        .zfrc1y-logo {
            display: flex;
            align-items: center;
            min-width: 0;
        }

        .zfrc1y-logo img {
            height: 40px;
            width: auto;
            border-radius: 4px;
        }

        .zfrc1y-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            min-width: 0;
        }

        .zfrc1y-menu-item {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--zfrc1y-text-light);
            padding: 8px 12px;
            border-radius: 6px;
        }

        .zfrc1y-menu-item:hover {
            color: var(--zfrc1y-primary);
            background: rgba(99, 102, 241, 0.05);
        }

        .zfrc1y-menu-item.zfrc1y-active {
            color: var(--zfrc1y-primary);
            background: rgba(99, 102, 241, 0.1);
        }

        /* Hero 区块 - 独特仪表盘设计 */
        .zfrc1y-hero {
            padding-top: 140px;
            padding-bottom: 80px;
            background: linear-gradient(135deg, #EEF2FF 0%, #FFFFFF 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .zfrc1y-hero-content {
            max-width: 800px;
            margin: 0 auto;
            padding: 0 24px;
            position: relative;
            z-index: 2;
        }

        .zfrc1y-hero-tag {
            display: inline-block;
            background: var(--zfrc1y-primary);
            color: white;
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-bottom: 24px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .zfrc1y-hero-title {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            font-weight: 800;
            color: var(--zfrc1y-secondary);
            line-height: 1.2;
            margin-bottom: 24px;
            word-break: break-word;
        }

        .zfrc1y-hero-subtitle {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            color: var(--zfrc1y-text-light);
            max-width: 600px;
            margin: 0 auto 48px;
            word-break: break-word;
        }

        /* 模拟设置界面 */
        .zfrc1y-settings-mockup {
            max-width: 900px;
            margin: 0 auto;
            background: var(--zfrc1y-card-bg);
            border-radius: 16px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
            border: 1px solid var(--zfrc1y-border);
            text-align: left;
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
            min-width: 0;
        }

        .zfrc1y-mockup-sidebar {
            flex: 1;
            min-width: 200px;
            background: #F1F5F9;
            padding: 24px;
            border-right: 1px solid var(--zfrc1y-border);
        }

        .zfrc1y-mockup-main {
            flex: 3;
            min-width: 300px;
            padding: 32px;
        }

        .zfrc1y-mockup-item {
            height: 12px;
            background: #E2E8F0;
            border-radius: 6px;
            margin-bottom: 16px;
        }

        .zfrc1y-mockup-item.short { width: 40%; }
        .zfrc1y-mockup-item.long { width: 80%; }
        .zfrc1y-mockup-toggle {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 24px;
        }

        .zfrc1y-toggle-btn {
            width: 44px;
            height: 24px;
            background: var(--zfrc1y-primary);
            border-radius: 12px;
            position: relative;
        }

        .zfrc1y-toggle-btn::after {
            content: '';
            position: absolute;
            right: 4px;
            top: 4px;
            width: 16px;
            height: 16px;
            background: white;
            border-radius: 50%;
        }

        /* 核心内容区 */
        .zfrc1y-section {
            padding: 96px 24px;
            max-width: var(--zfrc1y-max-width);
            margin: 0 auto;
        }

        .zfrc1y-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
            margin-top: 48px;
        }

        .zfrc1y-card {
            background: var(--zfrc1y-card-bg);
            padding: 40px;
            border-radius: 20px;
            border: 1px solid var(--zfrc1y-border);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            min-width: 0;
            word-break: break-word;
        }

        .zfrc1y-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
        }

        .zfrc1y-card-icon {
            font-size: 2rem;
            margin-bottom: 20px;
            color: var(--zfrc1y-primary);
        }

        .zfrc1y-card-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--zfrc1y-secondary);
        }

        /* 解决方案区块 */
        .zfrc1y-workflow-section {
            background: var(--zfrc1y-secondary);
            color: white;
            padding: 96px 24px;
            border-radius: 40px;
            margin: 48px auto;
            max-width: calc(var(--zfrc1y-max-width) + 80px);
        }

        .zfrc1y-workflow-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .zfrc1y-workflow-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .zfrc1y-workflow-item {
            flex: 1;
            min-width: 300px;
            background: rgba(255, 255, 255, 0.05);
            padding: 32px;
            border-radius: 16px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .zfrc1y-workflow-tag {
            color: var(--zfrc1y-primary);
            font-size: 0.8rem;
            font-weight: 700;
            margin-bottom: 8px;
            display: block;
        }

        .zfrc1y-workflow-title {
            font-size: 1.25rem;
            margin-bottom: 16px;
        }

        .zfrc1y-workflow-detail {
            font-size: 0.95rem;
            color: #94A3B8;
            margin-bottom: 24px;
        }

        .zfrc1y-workflow-tool {
            display: inline-flex;
            align-items: center;
            padding: 6px 12px;
            background: rgba(99, 102, 241, 0.2);
            border: 1px solid var(--zfrc1y-primary);
            border-radius: 4px;
            font-size: 0.85rem;
        }

        /* 底部 */
        .zfrc1y-footer {
            background: #F1F5F9;
            padding: 64px 24px 32px;
            border-top: 1px solid var(--zfrc1y-border);
        }

        .zfrc1y-footer-content {
            max-width: var(--zfrc1y-max-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .zfrc1y-footer-brand {
            flex: 1;
            min-width: 250px;
        }

        .zfrc1y-footer-brand-name {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--zfrc1y-secondary);
            margin-bottom: 16px;
        }

        .zfrc1y-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            flex: 2;
        }

        .zfrc1y-footer-col {
            min-width: 140px;
        }

        .zfrc1y-footer-col-title {
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--zfrc1y-secondary);
        }

        .zfrc1y-footer-link {
            display: block;
            margin-bottom: 12px;
            color: var(--zfrc1y-text-light);
            font-size: 0.9rem;
        }

        .zfrc1y-footer-link:hover {
            color: var(--zfrc1y-primary);
        }

        .zfrc1y-copyright {
            text-align: center;
            margin-top: 64px;
            padding-top: 32px;
            border-top: 1px solid var(--zfrc1y-border);
            color: var(--zfrc1y-text-light);
            font-size: 0.85rem;
        }

        /* 响应式调整 */
        @media (max-width: 768px) {
            .zfrc1y-menu {
                display: none; /* 简化演示，实际应为汉堡菜单 */
            }
            .zfrc1y-hero-title {
                font-size: 2.5rem;
            }
            .zfrc1y-grid {
                grid-template-columns: 1fr;
            }
            .zfrc1y-workflow-item {
                flex: 1 1 100%;
            }
        }