:root {
            --primary-color: #1a365d;
            --secondary-color: #e53e3e;
            --accent-color: #38b2ac;
            --light-color: #f7fafc;
            --dark-color: #2d3748;
            --gradient-primary: linear-gradient(135deg, #1a365d 0%, #2d3748 100%);
            --gradient-secondary: linear-gradient(135deg, #e53e3e 0%, #c53030 100%);
            --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            color: var(--dark-color);
            overflow-x: hidden;
            line-height: 1.7;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--primary-color);
        }
        .hero-section {
            background: var(--gradient-primary);
            color: white;
            padding: 6rem 0;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiB2aWV3Qm94PSIwIDAgMTIwMCA2MDAiIHByZXNlcnZlQXNwZWN0UmF0aW89Im5vbmUiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGcgZmlsbD0icmdiYSgyNTUsMjU1LDI1NSwwLjA1KSI+PGNpcmNsZSBjeD0iMCIgY3k9IjAiIHI9IjMwMCI+PC9jaXJjbGU+PGNpcmNsZSBjeD0iMTIwMCIgY3k9IjAiIHI9IjMwMCI+PC9jaXJjbGU+PGNpcmNsZSBjeD0iNjAwIiBjeT0iNjAwIiByPSIzMDAiPjwvY2lyY2xlPjwvZz48L3N2Zz4=');
            opacity: 0.1;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--primary-color);
        }
        .nav-link {
            font-weight: 600;
            color: var(--dark-color);
            transition: var(--transition);
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        .nav-link:hover, .nav-link.active {
            color: white;
            background-color: var(--primary-color);
        }
        .card {
            border: none;
            border-radius: 12px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        .feature-icon {
            width: 70px;
            height: 70px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
        }
        .match-card {
            border-left: 5px solid var(--secondary-color);
            background: linear-gradient(to right, #fff, #f8f9fa);
        }
        .live-badge {
            background-color: var(--secondary-color);
            color: white;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .stat-item {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
            text-align: center;
            transition: var(--transition);
        }
        .stat-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        }
        .stat-value {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
        }
        .flink {
            display: inline-block;
            padding: 0.5rem 1.5rem;
            background: #f8f9fa;
            border-radius: 6px;
            color: var(--dark-color);
            text-decoration: none;
            margin: 0.5rem;
            transition: var(--transition);
            border: 1px solid #e2e8f0;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        .contact-info {
            background: var(--light-color);
            border-radius: 12px;
            padding: 2rem;
            margin-bottom: 2rem;
        }
        .contact-icon {
            width: 50px;
            height: 50px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            margin-right: 1rem;
        }
        footer {
            background: var(--gradient-primary);
            color: white;
            padding: 3rem 0 1.5rem;
        }
        .footer-link {
            color: #cbd5e0;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: white;
            text-decoration: underline;
        }
        .seo-content {
            font-size: 0.95rem;
            line-height: 1.8;
            color: #4a5568;
        }
        .seo-content h3 {
            color: var(--primary-color);
            margin-top: 2rem;
            font-size: 1.4rem;
        }
        .seo-content p {
            margin-bottom: 1.2rem;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 4rem 0;
            }
            .display-4 {
                font-size: 2.2rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .flink {
                display: block;
                text-align: center;
                margin: 0.5rem 0;
            }
        }
        .prediction-result {
            background: linear-gradient(135deg, #f0fff4 0%, #e6fffa 100%);
            border: 2px solid #38b2ac;
            border-radius: 12px;
            padding: 2rem;
            margin: 2rem 0;
        }
        .prediction-value {
            font-size: 3rem;
            font-weight: 800;
            color: var(--secondary-color);
            text-align: center;
            margin: 1rem 0;
        }
        .analysis-chart {
            height: 300px;
            background: #f8f9fa;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 2rem 0;
            position: relative;
        }
        .chart-bar {
            width: 40px;
            margin: 0 15px;
            background: var(--primary-color);
            border-radius: 4px 4px 0 0;
            position: relative;
        }
        .chart-label {
            position: absolute;
            bottom: -25px;
            left: 0;
            width: 100%;
            text-align: center;
            font-weight: 600;
            color: var(--dark-color);
        }
        .chart-value {
            position: absolute;
            top: -30px;
            left: 0;
            width: 100%;
            text-align: center;
            font-weight: 700;
            color: var(--primary-color);
        }
        .team-logo {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: #f8f9fa;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            border: 3px solid #e2e8f0;
            font-size: 2rem;
            color: var(--primary-color);
            font-weight: 800;
        }