:root {
            --vf6p3w-primary: #ff4d4f;
            --vf6p3w-primary-dark: #cf1322;
            --vf6p3w-secondary: #2932e1;
            --vf6p3w-bg-light: #f8fafc;
            --vf6p3w-text-main: #1f2937;
            --vf6p3w-text-muted: #4b5563;
            --vf6p3w-card-bg: #ffffff;
            --vf6p3w-gradient-sogou: linear-gradient(135deg, #ff7875 0%, #ff4d4f 100%);
            --vf6p3w-gradient-baidu: linear-gradient(135deg, #5c7cff 0%, #2932e1 100%);
            --vf6p3w-container-width: 1100px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            color: var(--vf6p3w-text-main);
            background-color: var(--vf6p3w-bg-light);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Typography */
        h1, h2, h3 {
            line-height: 1.2;
            word-break: keep-all;
            overflow-wrap: break-word;
            white-space: normal;
        }

        p {
            word-break: break-word;
            overflow-wrap: break-word;
            line-height: 1.8;
        }

        /* Navigation */
        .vf6p3w-navbar {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0,0,0,0.05);
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }

        .vf6p3w-nav-container {
            width: 100%;
            max-width: var(--vf6p3w-container-width);
            padding: 0 24px;
            height: 72px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

        .vf6p3w-logo {
            flex: 0 0 auto;
            min-width: 0;
        }

        .vf6p3w-logo img {
            height: 32px;
            display: block;
        }

        .vf6p3w-nav-links {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            min-width: 0;
        }

        .vf6p3w-nav-links li {
            margin-left: clamp(8px, 2vw, 24px);
        }

        .vf6p3w-nav-links a {
            text-decoration: none;
            color: var(--vf6p3w-text-main);
            font-weight: 500;
            font-size: 14px;
            transition: color 0.3s;
        }

        .vf6p3w-nav-links a:hover {
            color: var(--vf6p3w-primary);
        }

        /* Hero Section - Unique Diagonal Split */
        .vf6p3w-hero {
            padding: 160px 24px 96px;
            background: #ffffff;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }

        .vf6p3w-hero-content {
            max-width: var(--vf6p3w-container-width);
            width: 100%;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .vf6p3w-hero-badge {
            display: inline-block;
            padding: 8px 16px;
            background: rgba(255, 77, 79, 0.1);
            color: var(--vf6p3w-primary);
            border-radius: 32px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
        }

        .vf6p3w-hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            margin-bottom: 24px;
            background: linear-gradient(90deg, #1f2937, #4b5563);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .vf6p3w-hero p {
            font-size: clamp(1rem, 2vw + 0.5rem, 1.25rem);
            color: var(--vf6p3w-text-muted);
            max-width: 800px;
            margin: 0 auto 48px;
        }

        /* Comparison Matrix */
        .vf6p3w-matrix {
            padding: 96px 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }

        .vf6p3w-matrix-container {
            max-width: var(--vf6p3w-container-width);
            width: 100%;
        }

        .vf6p3w-section-title {
            text-align: center;
            margin-bottom: 64px;
        }

        .vf6p3w-section-title h2 {
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            margin-bottom: 16px;
        }

        .vf6p3w-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 32px;
        }

        .vf6p3w-card {
            background: var(--vf6p3w-card-bg);
            border-radius: 16px;
            padding: 40px;
            box-shadow: 0 4px 30px rgba(0,0,0,0.03);
            transition: transform 0.3s, box-shadow 0.3s;
            position: relative;
            min-width: 0;
            border: 1px solid #f1f5f9;
        }

        .vf6p3w-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.06);
        }

        .vf6p3w-card-icon {
            width: 48px;
            height: 48px;
            background: var(--vf6p3w-gradient-sogou);
            border-radius: 12px;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 24px;
        }

        .vf6p3w-card h3 {
            font-size: 20px;
            margin-bottom: 16px;
        }

        /* Comparison List */
        .vf6p3w-compare-list {
            margin-top: 24px;
            list-style: none;
        }

        .vf6p3w-compare-item {
            display: flex;
            flex-wrap: wrap;
            margin-bottom: 16px;
            padding-bottom: 16px;
            border-bottom: 1px dashed #e2e8f0;
        }

        .vf6p3w-compare-label {
            flex: 0 0 80px;
            font-weight: 600;
            color: var(--vf6p3w-text-muted);
        }

        .vf6p3w-compare-value {
            flex: 1;
            min-width: 0;
            font-weight: 500;
        }

        .vf6p3w-tag-sogou {
            color: var(--vf6p3w-primary);
        }

        .vf6p3w-tag-baidu {
            color: var(--vf6p3w-secondary);
        }

        /* Interactive Duel Section */
        .vf6p3w-duel-section {
            background: #111827;
            color: #ffffff;
            padding: 96px 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }

        .vf6p3w-duel-container {
            max-width: var(--vf6p3w-container-width);
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            align-items: center;
        }

        .vf6p3w-duel-text {
            flex: 1;
            min-width: 300px;
        }

        .vf6p3w-duel-text h2 {
            font-size: clamp(1.5rem, 3vw, 2.5rem);
            margin-bottom: 24px;
        }

        .vf6p3w-duel-visual {
            flex: 1;
            min-width: 300px;
            background: rgba(255,255,255,0.05);
            padding: 32px;
            border-radius: 24px;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .vf6p3w-stat-bar {
            margin-bottom: 24px;
        }

        .vf6p3w-stat-info {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
        }

        .vf6p3w-progress-bg {
            height: 8px;
            background: rgba(255,255,255,0.1);
            border-radius: 4px;
            overflow: hidden;
        }

        .vf6p3w-progress-fill {
            height: 100%;
            background: var(--vf6p3w-gradient-sogou);
            width: 0;
            transition: width 1.5s cubic-bezier(0.1, 0.5, 0.5, 1);
        }

        /* Dynamic Content Section */
        .vf6p3w-articles {
            padding: 96px 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            background: #ffffff;
        }

        .vf6p3w-articles-container {
            max-width: var(--vf6p3w-container-width);
            width: 100%;
        }

        .vf6p3w-article-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        .vf6p3w-article-card {
            padding: 24px;
            border: 1px solid #f1f5f9;
            border-radius: 12px;
            transition: background 0.3s;
        }

        .vf6p3w-article-card:hover {
            background: var(--vf6p3w-bg-light);
        }

        /* CTA Section */
        .vf6p3w-cta {
            padding: 96px 24px;
            text-align: center;
            background: var(--vf6p3w-gradient-sogou);
            color: white;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }

        .vf6p3w-cta-inner {
            max-width: 700px;
        }

        .vf6p3w-btn {
            display: inline-block;
            padding: 16px 40px;
            background: white;
            color: var(--vf6p3w-primary);
            text-decoration: none;
            border-radius: 48px;
            font-weight: 700;
            font-size: 18px;
            margin-top: 32px;
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .vf6p3w-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }

        /* Footer */
        .vf6p3w-footer {
            padding: 64px 24px;
            background: #0f172a;
            color: #94a3b8;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
        }

        .vf6p3w-footer-container {
            max-width: var(--vf6p3w-container-width);
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 48px;
        }

        .vf6p3w-footer-brand h4 {
            color: white;
            font-size: 20px;
            margin-bottom: 16px;
        }

        .vf6p3w-footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
        }

        .vf6p3w-footer-col h5 {
            color: white;
            margin-bottom: 20px;
        }

        .vf6p3w-footer-col ul {
            list-style: none;
        }

        .vf6p3w-footer-col li {
            margin-bottom: 12px;
        }

        .vf6p3w-footer-col a {
            color: #94a3b8;
            text-decoration: none;
            transition: color 0.3s;
        }

        .vf6p3w-footer-col a:hover {
            color: white;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .vf6p3w-nav-links {
                display: none; /* Simplification for mobile */
            }
            .vf6p3w-grid {
                grid-template-columns: 1fr;
            }
            .vf6p3w-duel-container {
                flex-direction: column;
            }
        }