:root {
            --primary-color: #1e3a8a;
            --secondary-color: #dc2626;
            --accent-color: #f59e0b;
            --light-bg: #f8fafc;
            --dark-text: #1e293b;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--dark-text);
            line-height: 1.6;
            overflow-x: hidden;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-section {
            background: linear-gradient(135deg, rgba(30,58,138,0.9) 0%, rgba(220,38,38,0.85) 100%),
                        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;
            position: relative;
        }
        .prediction-card {
            background: white;
            border-radius: 15px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: none;
            overflow: hidden;
        }
        .prediction-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 24px rgba(0,0,0,0.15);
        }
        .team-flag {
            width: 80px;
            height: 50px;
            object-fit: cover;
            border-radius: 5px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.2);
        }
        .probability-bar {
            height: 25px;
            border-radius: 12px;
            overflow: hidden;
            background: #e5e7eb;
        }
        .probability-fill {
            height: 100%;
            transition: width 1.5s ease;
        }
        .live-badge {
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.6; }
            100% { opacity: 1; }
        }
        .match-card {
            border-left: 4px solid var(--accent-color);
            background: var(--light-bg);
        }
        .data-chart {
            height: 250px;
            display: flex;
            align-items: flex-end;
            gap: 10px;
            padding: 20px;
        }
        .chart-bar {
            flex: 1;
            background: linear-gradient(to top, var(--primary-color), #3b82f6);
            border-radius: 5px 5px 0 0;
            position: relative;
            min-height: 20px;
        }
        .flink {
            display: inline-block;
            padding: 8px 20px;
            margin: 5px;
            background: var(--light-bg);
            border-radius: 25px;
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
            border: 1px solid #e2e8f0;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        .footer {
            background: #0f172a;
            color: #cbd5e1;
        }
        .social-icon {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            transition: var(--transition);
        }
        .social-icon:hover {
            background: var(--accent-color);
            transform: rotate(15deg);
        }
        @media (max-width: 768px) {
            .hero-section { padding: 4rem 0; }
            .team-flag { width: 60px; height: 40px; }
            .display-4 { font-size: 2.5rem; }
        }
        .analysis-section {
            background: var(--light-bg);
            border-radius: 15px;
            padding: 2rem;
            margin: 2rem 0;
        }
        .sticky-sidebar {
            position: sticky;
            top: 100px;
        }
        .tab-content {
            border: 1px solid #dee2e6;
            border-top: none;
            border-radius: 0 0 10px 10px;
            padding: 1.5rem;
        }
        .nav-tabs .nav-link.active {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }