:root {
            --primary-color: #1a365d;
            --secondary-color: #c53030;
            --accent-color: #ed8936;
            --light-bg: #f7fafc;
            --dark-text: #2d3748;
        }
        body {
            font-family: 'Helvetica Neue', 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--dark-text);
            line-height: 1.6;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-section {
            background: linear-gradient(rgba(26, 54, 93, 0.85), rgba(26, 54, 93, 0.9)), url('https://images.unsplash.com/photo-1553778263-73a83bab9b0c?ixlib=rb-4.0.3&auto=format&fit=crop&w=2071&q=80') center/cover no-repeat;
            color: white;
            padding: 120px 0;
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 40px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 4px;
            background: var(--secondary-color);
        }
        .section-title.text-center::after {
            left: 50%;
            transform: translateX(-50%);
        }
        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: none;
            border-radius: 10px;
            overflow: hidden;
        }
        .card-hover:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
        }
        .service-icon {
            width: 70px;
            height: 70px;
            background: var(--light-bg);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.8rem;
            color: var(--secondary-color);
        }
        .prediction-card {
            border-left: 4px solid var(--secondary-color);
            background: var(--light-bg);
        }
        .team-logo {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            object-fit: contain;
            background: white;
            padding: 5px;
            border: 2px solid #e2e8f0;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
        }
        .flink {
            display: inline-block;
            padding: 8px 20px;
            margin: 5px 10px;
            background: var(--light-bg);
            border-radius: 50px;
            color: var(--dark-text);
            text-decoration: none;
            border: 1px solid #e2e8f0;
            transition: all 0.3s ease;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
            border-color: var(--primary-color);
        }
        footer {
            background: var(--primary-color);
            color: #cbd5e0;
        }
        .footer-link {
            color: #cbd5e0;
            text-decoration: none;
            transition: color 0.2s;
        }
        .footer-link:hover {
            color: white;
        }
        .form-control:focus {
            border-color: var(--accent-color);
            box-shadow: 0 0 0 0.25rem rgba(237, 137, 54, 0.25);
        }
        .btn-primary {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
        }
        .btn-primary:hover {
            background-color: #9b2c2c;
            border-color: #9b2c2c;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 80px 0;
                text-align: center;
            }
            .stat-number {
                font-size: 2rem;
            }
        }