:root {
            --primary-color: #1a3a8f;
            --secondary-color: #ce1126;
            --accent-color: #007a4d;
            --light-bg: #f8f9fa;
            --dark-text: #212529;
        }
        body {
            font-family: 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            color: var(--dark-text);
            line-height: 1.7;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--primary-color) !important;
        }
        .nav-link {
            font-weight: 500;
            transition: color 0.3s;
        }
        .nav-link:hover {
            color: var(--secondary-color) !important;
        }
        .hero-section {
            background: linear-gradient(135deg, var(--primary-color) 0%, #0a2463 100%);
            color: white;
            padding: 6rem 0;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            background: rgba(255,255,255,0.05);
            border-radius: 50%;
            top: -100px;
            right: -100px;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            width: 200px;
            height: 200px;
            background: rgba(255,255,255,0.03);
            border-radius: 50%;
            bottom: -80px;
            left: -80px;
        }
        .section-title {
            color: var(--primary-color);
            border-left: 5px solid var(--secondary-color);
            padding-left: 15px;
            margin-bottom: 2rem;
            font-weight: 700;
        }
        .card {
            border: none;
            border-radius: 12px;
            box-shadow: 0 5px 20px 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);
        }
        .live-badge {
            background-color: var(--secondary-color);
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .flag-icon {
            width: 40px;
            height: 30px;
            object-fit: cover;
            border-radius: 3px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .prediction-card {
            border-top: 4px solid var(--accent-color);
        }
        .data-stat {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-color);
        }
        .data-label {
            font-size: 0.9rem;
            color: #6c757d;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .footer {
            background-color: #1a1a2e;
            color: #e9ecef;
        }
        .footer a {
            color: #adb5bd;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer a:hover {
            color: white;
        }
        .friendlink .flink {
            background-color: white;
            border-radius: 8px;
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-weight: 500;
            transition: all 0.3s;
            border: 1px solid #e0e0e0;
            text-decoration: none;
            height: 100%;
        }
        .friendlink .flink:hover {
            background-color: var(--light-bg);
            transform: translateY(-3px);
            border-color: var(--primary-color);
        }
        .analysis-box {
            border-left: 4px solid var(--accent-color);
            background-color: #f8fff9;
            padding: 1.5rem;
            border-radius: 0 8px 8px 0;
        }
        .table-hover tbody tr:hover {
            background-color: rgba(26, 58, 143, 0.05);
        }
        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.25rem rgba(26, 58, 143, 0.25);
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
        }
        .btn-primary:hover {
            background-color: #0d2c7a;
            border-color: #0d2c7a;
        }
        .btn-outline-primary {
            color: var(--primary-color);
            border-color: var(--primary-color);
        }
        .btn-outline-primary:hover {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
        }
        .match-card {
            border: 2px solid #e9ecef;
            border-radius: 12px;
            transition: all 0.3s;
        }
        .match-card:hover {
            border-color: var(--primary-color);
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 4rem 0;
            }
            .display-4 {
                font-size: 2.2rem;
            }
            .data-stat {
                font-size: 1.8rem;
            }
        }