:root {
            --primary-color: #1a365d;
            --secondary-color: #c53030;
            --accent-color: #f6ad55;
            --light-bg: #f7fafc;
            --text-dark: #2d3748;
            --text-light: #718096;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--text-dark);
            line-height: 1.7;
        }
        .navbar {
            background: linear-gradient(135deg, var(--primary-color) 0%, #2d3748 100%);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            padding: 1rem 0;
        }
        .hero-section {
            background: linear-gradient(rgba(26, 54, 93, 0.85), rgba(26, 54, 93, 0.9)), url('https://images.unsplash.com/photo-1556056504-5c7696c4c28d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 6rem 0;
            margin-bottom: 3rem;
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 2.5rem;
            color: var(--primary-color);
            font-weight: 700;
        }
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: var(--secondary-color);
            border-radius: 2px;
        }
        .card {
            border: none;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.15);
        }
        .card-header {
            background-color: var(--primary-color);
            color: white;
            font-weight: 600;
            padding: 1.2rem;
            border-bottom: 0;
        }
        .match-prediction {
            border-left: 5px solid var(--secondary-color);
            padding-left: 1.5rem;
            background: var(--light-bg);
            border-radius: 0 8px 8px 0;
        }
        .data-stat {
            background: linear-gradient(45deg, #f8f9fa, #e9ecef);
            border-radius: 10px;
            padding: 1.5rem;
            text-align: center;
            height: 100%;
        }
        .flink {
            display: inline-block;
            background: #f8f9fa;
            border-radius: 8px;
            padding: 0.8rem 1.5rem;
            margin: 0.5rem;
            color: var(--primary-color);
            text-decoration: none;
            border: 1px solid #dee2e6;
            transition: all 0.3s ease;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: scale(1.05);
            border-color: var(--primary-color);
        }
        .footer {
            background: var(--primary-color);
            color: #cbd5e0;
            padding: 3rem 0 1.5rem;
        }
        .footer a {
            color: #cbd5e0;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer a:hover {
            color: white;
        }
        .live-badge {
            background: #e53e3e;
            color: white;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .analysis-icon {
            width: 60px;
            height: 60px;
            background: var(--accent-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            color: white;
            font-size: 1.8rem;
        }
        .img-hover-zoom {
            overflow: hidden;
            border-radius: 8px;
        }
        .img-hover-zoom img {
            transition: transform 0.5s ease;
        }
        .img-hover-zoom:hover img {
            transform: scale(1.05);
        }
        @media (max-width: 768px) {
            .hero-section { padding: 4rem 0; }
            .display-4 { font-size: 2.5rem; }
        }