:root {
            --primary-color: #0a3d62;
            --secondary-color: #1e90ff;
            --accent-color: #ff6b6b;
            --light-color: #f8f9fa;
            --dark-color: #212529;
        }
        body {
            font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
            color: #333;
            line-height: 1.6;
        }
        .navbar {
            background-color: rgba(10, 61, 98, 0.95) !important;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            color: white !important;
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.9) !important;
            font-weight: 500;
            padding: 0.5rem 1rem !important;
            margin: 0 0.2rem;
            transition: all 0.3s;
            border-radius: 4px;
        }
        .nav-link:hover, .nav-link.active {
            color: white !important;
            background-color: rgba(30, 144, 255, 0.2);
        }
        .hero-banner {
            background: linear-gradient(rgba(10, 61, 98, 0.85), rgba(10, 61, 98, 0.95)), 
                        url('https://images.unsplash.com/photo-1637920516378-0f69a4c97518?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            margin-bottom: 60px;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
        }
        .hero-subtitle {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .feature-card {
            border: none;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            height: 100%;
            background: white;
        }
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        .card-icon {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 20px;
        }
        .prediction-card {
            border-left: 5px solid var(--secondary-color);
            background: linear-gradient(to right, rgba(30, 144, 255, 0.05), white);
        }
        .team-logo {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background-color: #f0f0f0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: var(--primary-color);
            margin: 0 auto;
        }
        .prediction-score {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-color);
        }
        .live-badge {
            background-color: var(--accent-color);
            color: white;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .match-card {
            border: 2px solid #e9ecef;
            border-radius: 10px;
            padding: 20px;
            margin-bottom: 15px;
            transition: all 0.3s;
        }
        .match-card:hover {
            border-color: var(--secondary-color);
            box-shadow: 0 5px 15px rgba(30, 144, 255, 0.1);
        }
        .stat-card {
            background: linear-gradient(135deg, var(--primary-color), #1a5276);
            color: white;
            padding: 25px;
            border-radius: 10px;
            text-align: center;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .flink {
            display: inline-block;
            padding: 10px 20px;
            background-color: #f8f9fa;
            border-radius: 6px;
            margin: 5px;
            text-decoration: none;
            color: var(--dark-color);
            border: 1px solid #dee2e6;
            transition: all 0.3s;
        }
        .flink:hover {
            background-color: var(--secondary-color);
            color: white;
            transform: translateY(-3px);
            border-color: var(--secondary-color);
            text-decoration: none;
        }
        .footer {
            background-color: var(--primary-color);
            color: white;
            padding: 60px 0 30px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: color 0.3s;
            display: block;
            margin-bottom: 10px;
        }
        .footer-links a:hover {
            color: white;
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .hero-subtitle {
                font-size: 1.1rem;
            }
            .stat-number {
                font-size: 2rem;
            }
        }
        .section-padding {
            padding: 80px 0;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 15px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 60px;
            height: 4px;
            background-color: var(--secondary-color);
            border-radius: 2px;
        }
        .section-title.text-center::after {
            left: 50%;
            transform: translateX(-50%);
        }
        .text-primary-custom {
            color: var(--primary-color) !important;
        }
        .bg-light-custom {
            background-color: #f8fafc !important;
        }