:root {
            --primary-color: #1a5fb4;
            --secondary-color: #ff6b35;
            --dark-color: #2c3e50;
            --light-color: #f8f9fa;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: "Microsoft YaHei", "Segoe UI", sans-serif;
            color: #333;
            line-height: 1.8;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5 {
            font-weight: 700;
            color: var(--dark-color);
        }
        .navbar-brand {
            font-size: 1.8rem;
            font-weight: bold;
            color: var(--primary-color) !important;
        }
        .navbar-nav .nav-link {
            font-weight: 500;
            padding: 0.5rem 1.2rem;
            transition: var(--transition);
        }
        .navbar-nav .nav-link:hover {
            color: var(--secondary-color) !important;
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(135deg, var(--primary-color) 0%, #0d3b8c 100%);
            color: white;
            padding: 6rem 0;
            position: relative;
            overflow: hidden;
        }
        .hero-section h1 {
            font-size: 3.5rem;
            color: white;
            margin-bottom: 1.5rem;
        }
        .hero-section p {
            font-size: 1.2rem;
            opacity: 0.9;
        }
        .btn-primary {
            background-color: var(--secondary-color);
            border: none;
            padding: 0.8rem 2rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-primary:hover {
            background-color: #e05a2b;
            transform: scale(1.05);
            box-shadow: var(--shadow);
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 3rem;
            text-align: center;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--secondary-color);
            border-radius: 2px;
        }
        .card {
            border: none;
            border-radius: 12px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
        }
        .card-img-top {
            border-radius: 12px 12px 0 0;
            height: 200px;
            object-fit: cover;
        }
        .live-score {
            background: linear-gradient(to right, #2c3e50, #4a6491);
            color: white;
            padding: 1.5rem;
            border-radius: 12px;
            margin-bottom: 2rem;
        }
        .live-score h3 i {
            color: #ffdd40;
            animation: blink 1.5s infinite;
        }
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .stat-item {
            background: var(--light-color);
            padding: 1.5rem;
            border-radius: 10px;
            text-align: center;
            border-left: 5px solid var(--primary-color);
        }
        .friendlink {
            background: #f1f5f9;
            padding: 3rem 0;
        }
        .flink {
            display: inline-block;
            margin: 0.8rem;
            padding: 0.8rem 1.5rem;
            background: white;
            border-radius: 50px;
            color: var(--dark-color);
            text-decoration: none;
            font-weight: 500;
            box-shadow: 0 3px 8px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background: var(--dark-color);
            color: white;
            padding: 3rem 0 1.5rem;
        }
        footer a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }
        footer a:hover {
            color: var(--secondary-color);
        }
        .contact-info i {
            color: var(--secondary-color);
            margin-right: 10px;
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2.5rem;
            }
            .navbar-nav .nav-link {
                padding: 0.5rem 0;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }
        .content-rich {
            text-align: justify;
            margin-bottom: 2rem;
        }
        .highlight {
            background: #fff9e6;
            padding: 2rem;
            border-left: 5px solid var(--secondary-color);
            border-radius: 8px;
            margin: 2rem 0;
        }
        .analysis-chart {
            width: 100%;
            height: 300px;
            background: linear-gradient(90deg, #4CAF50 30%, #FFC107 50%, #F44336 20%);
            border-radius: 10px;
            margin: 2rem 0;
            position: relative;
        }
        .analysis-chart::after {
            content: '胜率分析图';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            color: white;
            font-weight: bold;
            font-size: 1.5rem;
        }