:root {
            --zfrc1y-primary: #6366F1;
            --zfrc1y-primary-dark: #4F46E5;
            --zfrc1y-secondary: #0F172A;
            --zfrc1y-accent: #10B981;
            --zfrc1y-bg-light: #F8FAFC;
            --zfrc1y-text-main: #1E293B;
            --zfrc1y-text-muted: #64748B;
            --zfrc1y-white: #FFFFFF;
            --zfrc1y-border: #E2E8F0;
            --zfrc1y-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            --zfrc1y-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        }

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

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

        /* Layout Container */
        .zfrc1y-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* Navigation */
        .zfrc1y-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid var(--zfrc1y-border);
            box-shadow: var(--zfrc1y-shadow);
        }

        .zfrc1y-nav-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            height: 72px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .zfrc1y-logo {
            flex-shrink: 0;
            min-width: 0;
        }

        .zfrc1y-logo img {
            height: 40px;
            width: auto;
            display: block;
        }

        .zfrc1y-nav-menu {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 16px;
            min-width: 0;
        }

        .zfrc1y-nav-menu li {
            min-width: 0;
        }

        .zfrc1y-nav-link {
            text-decoration: none;
            color: var(--zfrc1y-text-main);
            font-weight: 500;
            font-size: 14px;
            transition: color 0.3s;
            padding: 8px 4px;
            white-space: nowrap;
        }

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

        .zfrc1y-nav-link.active {
            color: var(--zfrc1y-primary);
            border-bottom: 2px solid var(--zfrc1y-primary);
        }

        /* Hero Section - Split Screen Battle */
        .zfrc1y-hero {
            padding-top: 140px;
            padding-bottom: 80px;
            background: linear-gradient(135deg, #F1F5F9 0%, #E2E8F0 100%);
            position: relative;
            overflow: hidden;
        }

        .zfrc1y-hero-split {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 48px;
        }

        .zfrc1y-hero-content {
            flex: 1;
            min-width: 300px;
            text-align: left;
        }

        .zfrc1y-hero-title {
            font-size: clamp(2rem, 4vw + 1rem, 3.5rem);
            line-height: 1.1;
            font-weight: 800;
            color: var(--zfrc1y-secondary);
            margin-bottom: 24px;
            word-break: keep-all;
        }

        .zfrc1y-hero-subtitle {
            font-size: clamp(1rem, 1.5vw + 0.5rem, 1.25rem);
            color: var(--zfrc1y-text-muted);
            margin-bottom: 32px;
            max-width: 600px;
        }

        .zfrc1y-vs-badge {
            display: inline-block;
            background: var(--zfrc1y-primary);
            color: white;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* Comparison Matrix */
        .zfrc1y-matrix {
            padding: 96px 0;
            background: var(--zfrc1y-white);
        }

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

        .zfrc1y-section-title {
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            font-weight: 700;
            margin-bottom: 16px;
        }

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

        .zfrc1y-card {
            background: var(--zfrc1y-bg-light);
            border-radius: 16px;
            padding: 32px;
            border: 1px solid var(--zfrc1y-border);
            transition: transform 0.3s, box-shadow 0.3s;
            min-width: 0;
        }

        .zfrc1y-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--zfrc1y-shadow-lg);
        }

        .zfrc1y-card-tag {
            font-size: 12px;
            font-weight: 700;
            color: var(--zfrc1y-primary);
            text-transform: uppercase;
            margin-bottom: 12px;
            display: block;
        }

        .zfrc1y-card-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .zfrc1y-card-list {
            list-style: none;
        }

        .zfrc1y-card-list li {
            padding: 12px 0;
            border-bottom: 1px dashed var(--zfrc1y-border);
            color: var(--zfrc1y-text-main);
            display: flex;
            justify-content: space-between;
        }

        /* Feature Section */
        .zfrc1y-feature-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            padding: 80px 0;
            gap: 48px;
        }

        .zfrc1y-feature-row:nth-child(even) {
            flex-direction: row-reverse;
        }

        .zfrc1y-feature-text {
            flex: 1;
            min-width: 300px;
        }

        .zfrc1y-feature-visual {
            flex: 1;
            min-width: 300px;
            background: var(--zfrc1y-secondary);
            border-radius: 24px;
            padding: 40px;
            color: white;
            box-shadow: var(--zfrc1y-shadow-lg);
            position: relative;
        }

        .zfrc1y-feature-visual::before {
            content: "";
            position: absolute;
            top: 20px;
            left: 20px;
            width: 12px;
            height: 12px;
            background: #ff5f56;
            border-radius: 50%;
            box-shadow: 20px 0 0 #ffbd2e, 40px 0 0 #27c93f;
        }

        .zfrc1y-code-block {
            font-family: 'Courier New', Courier, monospace;
            font-size: 14px;
            line-height: 1.5;
            margin-top: 20px;
        }

        .zfrc1y-diff-added { background: rgba(16, 185, 129, 0.2); color: #10B981; }
        .zfrc1y-diff-removed { background: rgba(239, 68, 68, 0.2); color: #EF4444; }

        /* Solutions Section */
        .zfrc1y-solutions {
            background: var(--zfrc1y-secondary);
            color: var(--zfrc1y-white);
            padding: 96px 0;
        }

        .zfrc1y-solution-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .zfrc1y-solution-item {
            background: rgba(255, 255, 255, 0.05);
            padding: 32px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            min-width: 0;
        }

        .zfrc1y-solution-title {
            color: var(--zfrc1y-primary);
            font-weight: 700;
            margin-bottom: 12px;
            font-size: 1.2rem;
        }

        .zfrc1y-solution-detail {
            font-size: 0.95rem;
            opacity: 0.8;
            margin-bottom: 16px;
        }

        .zfrc1y-solution-tool {
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 10px;
            background: rgba(99, 102, 241, 0.2);
            border-radius: 4px;
            display: inline-block;
        }

        /* Footer */
        .zfrc1y-footer {
            background: var(--zfrc1y-white);
            padding: 64px 0 32px;
            border-top: 1px solid var(--zfrc1y-border);
        }

        .zfrc1y-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            margin-bottom: 48px;
        }

        .zfrc1y-footer-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--zfrc1y-primary);
        }

        .zfrc1y-footer-links h4 {
            margin-bottom: 24px;
            font-size: 1rem;
        }

        .zfrc1y-footer-links ul {
            list-style: none;
        }

        .zfrc1y-footer-links li {
            margin-bottom: 12px;
        }

        .zfrc1y-footer-links a {
            text-decoration: none;
            color: var(--zfrc1y-text-muted);
            transition: color 0.3s;
        }

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

        .zfrc1y-copyright {
            text-align: center;
            padding-top: 32px;
            border-top: 1px solid var(--zfrc1y-border);
            color: var(--zfrc1y-text-muted);
            font-size: 14px;
        }

        /* CTA Button */
        .zfrc1y-btn {
            display: inline-block;
            padding: 14px 28px;
            border-radius: 8px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s;
            cursor: pointer;
            border: none;
        }

        .zfrc1y-btn-primary {
            background: var(--zfrc1y-primary);
            color: white;
        }

        .zfrc1y-btn-primary:hover {
            background: var(--zfrc1y-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .zfrc1y-nav-inner {
                height: auto;
                padding: 16px;
            }
            .zfrc1y-nav-menu {
                margin-top: 16px;
                justify-content: center;
                width: 100%;
            }
            .zfrc1y-hero {
                padding-top: 160px;
                text-align: center;
            }
            .zfrc1y-hero-content {
                text-align: center;
            }
            .zfrc1y-feature-row, .zfrc1y-feature-row:nth-child(even) {
                flex-direction: column;
            }
        }