:root {
            --primary-color: #1a5fb4;
            --secondary-color: #e6a23c;
            --dark-color: #1a202c;
            --light-color: #f8f9fa;
            --success-color: #67c23a;
            --danger-color: #f56c6c;
        }
        body {
            font-family: 'Microsoft YaHei', 'Segoe UI', system-ui, -apple-system, sans-serif;
            color: #333;
            line-height: 1.6;
        }
        .navbar {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
            padding: 0.8rem 0;
            transition: all 0.3s ease;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary-color) !important;
        }
        .nav-link {
            font-weight: 500;
            margin: 0 0.5rem;
            color: #555 !important;
            transition: color 0.3s;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--primary-color) !important;
        }
        .hero-section {
            background: linear-gradient(135deg, var(--primary-color) 0%, #2d6cdf 100%);
            color: white;
            padding: 5rem 0;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,224L48,213.3C96,203,192,181,288,181.3C384,181,480,203,576,202.7C672,203,768,181,864,165.3C960,149,1056,139,1152,133.3C1248,128,1344,128,1392,128L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom center;
            background-size: cover;
        }
        .stat-card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s, box-shadow 0.3s;
            height: 100%;
            border-top: 4px solid var(--primary-color);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
        }
        .icon-box {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-color), #4a90e2);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
        }
        .service-card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
            height: 100%;
            border-left: 4px solid transparent;
        }
        .service-card:hover {
            border-left-color: var(--primary-color);
            transform: translateX(5px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }
        .match-prediction {
            background: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
            color: white;
            border-radius: 12px;
            overflow: hidden;
        }
        .prediction-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--secondary-color);
            color: white;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
        }
        .team-logo {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: var(--primary-color);
            margin: 0 auto;
        }
        .news-card {
            border: 1px solid #eaeaea;
            border-radius: 10px;
            overflow: hidden;
            transition: all 0.3s ease;
            height: 100%;
        }
        .news-card:hover {
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
            transform: translateY(-5px);
        }
        .news-date {
            position: absolute;
            top: 15px;
            left: 15px;
            background: var(--primary-color);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            text-align: center;
            line-height: 1.2;
        }
        .flink {
            display: inline-block;
            padding: 0.5rem 1.5rem;
            background: #f8f9fa;
            border-radius: 30px;
            margin: 0.5rem;
            color: #555;
            text-decoration: none;
            transition: all 0.3s;
            border: 1px solid #eaeaea;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(26, 95, 180, 0.2);
        }
        .footer {
            background: #1a202c;
            color: #cbd5e0;
            padding: 3rem 0 1.5rem;
        }
        .footer a {
            color: #cbd5e0;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer a:hover {
            color: white;
        }
        .contact-box {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 10px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            opacity: 0;
            transition: all 0.3s;
            z-index: 999;
            box-shadow: 0 4px 12px rgba(26, 95, 180, 0.3);
        }
        .back-to-top.show {
            opacity: 1;
        }
        .match-odds {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .odd-btn {
            background: rgba(255, 255, 255, 0.1);
            border: none;
            color: white;
            padding: 0.5rem 1.5rem;
            border-radius: 6px;
            transition: all 0.3s;
            font-weight: 600;
        }
        .odd-btn:hover {
            background: var(--primary-color);
            transform: scale(1.05);
        }
        .win-probability {
            height: 10px;
            background: #4a5568;
            border-radius: 5px;
            overflow: hidden;
            margin: 1rem 0;
        }
        .win-probability-bar {
            height: 100%;
            background: linear-gradient(to right, #e53e3e, #ecc94b, #38a169);
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 3rem 0;
            }
            .stat-card, .service-card {
                padding: 1.5rem;
            }
            .match-odds {
                flex-wrap: wrap;
            }
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 2.5rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 4px;
            background: var(--primary-color);
            border-radius: 2px;
        }
        .section-title.text-center::after {
            left: 50%;
            transform: translateX(-50%);
        }