:root {
            --primary-color: #1e3a8a;
            --secondary-color: #dc2626;
            --accent-color: #f59e0b;
            --light-color: #f8fafc;
            --dark-color: #0f172a;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            background-color: var(--light-color);
            color: var(--dark-color);
            line-height: 1.6;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary-color);
        }
        .hero {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1535131749006-b7f58c99034b?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') no-repeat center center/cover;
            color: white;
            padding: 100px 0;
        }
        .section-title {
            color: var(--primary-color);
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 10px;
            margin-bottom: 30px;
        }
        .card {
            border: none;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
        }
        .btn-primary {
            background-color: var(--primary-color);
            border: none;
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: 600;
            transition: background-color 0.3s ease;
        }
        .btn-primary:hover {
            background-color: var(--secondary-color);
        }
        .live-score {
            background-color: var(--secondary-color);
            color: white;
            padding: 10px;
            border-radius: 10px;
            font-weight: bold;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.8; }
            100% { opacity: 1; }
        }
        .friendlink a.flink {
            display: inline-block;
            background: var(--primary-color);
            color: white;
            padding: 10px 20px;
            margin: 5px;
            border-radius: 5px;
            text-decoration: none;
            transition: background 0.3s ease;
        }
        .friendlink a.flink:hover {
            background: var(--accent-color);
        }
        footer {
            background-color: var(--dark-color);
            color: var(--light-color);
            padding: 40px 0;
        }
        .social-icons a {
            color: var(--light-color);
            font-size: 1.5rem;
            margin: 0 10px;
            transition: color 0.3s ease;
        }
        .social-icons a:hover {
            color: var(--accent-color);
        }
        .img-fluid {
            border-radius: 10px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }
        .analysis-box {
            background: white;
            padding: 20px;
            border-left: 5px solid var(--accent-color);
            border-radius: 10px;
            margin-bottom: 20px;
        }
        @media (max-width: 768px) {
            .hero {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }