: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;
            color: #333;
            background-color: #f9f9f9;
            line-height: 1.6;
        }
        h1, h2, h3, h4, h5 {
            color: var(--primary-color);
            font-weight: 700;
        }
        .navbar {
            background: linear-gradient(135deg, var(--primary-color), #0f172a);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .navbar-brand {
            font-size: 1.8rem;
            font-weight: bold;
            color: white !important;
        }
        .nav-link {
            color: rgba(255,255,255,0.9) !important;
            font-weight: 500;
            transition: color 0.3s;
        }
        .nav-link:hover {
            color: var(--accent-color) !important;
        }
        .hero-section {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1556056504-5c7696c4c28d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            text-align: center;
        }
        .hero-section h1 {
            color: white;
            font-size: 3.5rem;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
        }
        .section-padding {
            padding: 80px 0;
        }
        .card {
            border: none;
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s, box-shadow 0.3s;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.15);
        }
        .card-title {
            color: var(--primary-color);
            font-weight: 700;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border: none;
            padding: 10px 25px;
            border-radius: 30px;
            font-weight: 600;
            transition: background 0.3s, transform 0.3s;
        }
        .btn-primary:hover {
            background-color: var(--secondary-color);
            transform: scale(1.05);
        }
        .live-score {
            background: linear-gradient(135deg, #ff6b6b, #ee5a24);
            color: white;
            padding: 15px;
            border-radius: 10px;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(255,107,107,0.7); }
            70% { box-shadow: 0 0 0 10px rgba(255,107,107,0); }
            100% { box-shadow: 0 0 0 0 rgba(255,107,107,0); }
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }
        .flink {
            display: inline-block;
            background: var(--light-color);
            color: var(--primary-color);
            padding: 10px 20px;
            margin: 8px;
            border-radius: 8px;
            text-decoration: none;
            border: 2px solid transparent;
            transition: all 0.3s;
            font-weight: 500;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            border-color: var(--accent-color);
            transform: translateY(-3px);
        }
        .friendlink {
            background-color: #f1f5f9;
            padding: 40px 0;
            border-top: 3px solid var(--accent-color);
        }
        footer {
            background: linear-gradient(135deg, var(--dark-color), #1e293b);
            color: white;
            padding: 50px 0 20px;
        }
        footer a {
            color: #cbd5e1;
            text-decoration: none;
            transition: color 0.3s;
        }
        footer a:hover {
            color: var(--accent-color);
        }
        .social-icons a {
            display: inline-block;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            text-align: center;
            line-height: 40px;
            margin-right: 10px;
            transition: background 0.3s;
        }
        .social-icons a:hover {
            background: var(--accent-color);
        }
        .responsive-img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .analysis-highlight {
            border-left: 5px solid var(--accent-color);
            padding-left: 20px;
            background: #fef3c7;
            padding: 15px;
            border-radius: 0 8px 8px 0;
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2.5rem;
            }
            .section-padding {
                padding: 50px 0;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }