:root {
            --primary-color: #0a2e6b;
            --secondary-color: #c8102e;
            --accent-color: #ffcc00;
            --light-bg: #f8f9fa;
            --dark-text: #212529;
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--dark-text);
            line-height: 1.6;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--primary-color);
        }
        .navbar {
            background: linear-gradient(135deg, var(--primary-color) 0%, #1a4a9c 100%);
            box-shadow: 0 4px 12px rgba(10, 46, 107, 0.15);
            padding: 0.8rem 0;
        }
        .navbar-brand {
            font-size: 1.8rem;
            font-weight: 800;
            color: white !important;
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.9) !important;
            font-weight: 500;
            margin: 0 0.3rem;
            padding: 0.5rem 1rem !important;
            border-radius: 4px;
            transition: var(--transition);
        }
        .nav-link:hover, .nav-link.active {
            background-color: rgba(255, 255, 255, 0.15);
            color: white !important;
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(rgba(10, 46, 107, 0.85), rgba(10, 46, 107, 0.9)), url('https://images.unsplash.com/photo-1560272564-c83b66b1ad12?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 6rem 0;
            text-align: center;
        }
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
        }
        .hero-subtitle {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2.5rem;
            opacity: 0.95;
        }
        .btn-primary-custom {
            background: linear-gradient(to right, var(--secondary-color), #e63946);
            border: none;
            color: white;
            padding: 0.8rem 2.2rem;
            font-weight: 600;
            border-radius: 50px;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(200, 16, 46, 0.3);
        }
        .btn-primary-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(200, 16, 46, 0.4);
            color: white;
        }
        .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;
        }
        .feature-card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            height: 100%;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
            border-top: 4px solid transparent;
        }
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.12);
            border-top-color: var(--accent-color);
        }
        .feature-icon {
            font-size: 2.8rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
        }
        .match-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
            margin-bottom: 1.5rem;
        }
        .match-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        }
        .match-header {
            background: var(--light-bg);
            padding: 1rem;
            border-bottom: 1px solid #eee;
            font-weight: 600;
            color: var(--primary-color);
        }
        .team-flag {
            width: 40px;
            height: 26px;
            object-fit: cover;
            border-radius: 2px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }
        .prediction-badge {
            background: var(--accent-color);
            color: var(--dark-text);
            font-weight: 700;
            padding: 0.3rem 1rem;
            border-radius: 50px;
            font-size: 0.9rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 1.5rem;
        }
        .stat-box {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            text-align: center;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
        }
        .stat-value {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
        }
        .analysis-article {
            background: white;
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
            margin-bottom: 3rem;
        }
        .article-img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 1.5rem;
        }
        .flink {
            display: inline-block;
            background: var(--light-bg);
            padding: 0.8rem 1.5rem;
            margin: 0.5rem;
            border-radius: 8px;
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid #dee2e6;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background: #1a1f36;
            color: #b0b7c3;
            padding: 4rem 0 2rem;
        }
        .footer-title {
            color: white;
            font-size: 1.2rem;
            margin-bottom: 1.5rem;
            font-weight: 600;
        }
        .footer-link {
            color: #b0b7c3;
            text-decoration: none;
            display: block;
            margin-bottom: 0.7rem;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            border-top: 1px solid #2d3447;
            padding-top: 2rem;
            margin-top: 3rem;
            text-align: center;
            font-size: 0.9rem;
        }
        .live-badge {
            animation: pulse 1.5s infinite;
            background: var(--secondary-color);
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .form-control-custom {
            border-radius: 8px;
            padding: 0.8rem 1.2rem;
            border: 1px solid #ced4da;
            transition: var(--transition);
        }
        .form-control-custom:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.25rem rgba(10, 46, 107, 0.15);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .hero-title {
                font-size: 2rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .analysis-article {
                padding: 1.5rem;
            }
        }