:root {
            --primary-color: #1a5fb4;
            --secondary-color: #e95420;
            --accent-color: #f39c12;
            --dark-color: #2c3e50;
            --light-color: #ecf0f1;
            --text-color: #333;
            --border-radius: 12px;
            --box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--text-color);
            line-height: 1.8;
            overflow-x: hidden;
            background-color: #f8f9fa;
        }
        .container-fluid {
            max-width: 1400px;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--primary-color) !important;
        }
        .nav-item .nav-link {
            font-weight: 600;
            padding: 8px 18px !important;
            border-radius: 30px;
            transition: var(--transition);
        }
        .nav-item .nav-link:hover {
            background-color: rgba(26, 95, 180, 0.1);
            color: var(--primary-color) !important;
        }
        .nav-item .nav-link.active {
            background-color: var(--primary-color);
            color: white !important;
        }
        .hero-section {
            background: linear-gradient(135deg, rgba(26, 95, 180, 0.9) 0%, rgba(44, 62, 80, 0.9) 100%), url('https://images.unsplash.com/photo-1556056504-5c7696c4c28d?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1776&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 120px 0;
            margin-bottom: 60px;
        }
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            margin-bottom: 25px;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
        }
        .hero-subtitle {
            font-size: 1.4rem;
            margin-bottom: 40px;
            opacity: 0.9;
        }
        .analysis-card {
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            padding: 30px;
            height: 100%;
            transition: var(--transition);
            border: none;
        }
        .analysis-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
        }
        .card-title {
            color: var(--primary-color);
            font-weight: 700;
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 2px solid rgba(26, 95, 180, 0.1);
        }
        .team-comparison {
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            overflow: hidden;
        }
        .team-card {
            text-align: center;
            padding: 40px 20px;
            transition: var(--transition);
        }
        .team-card:hover {
            background-color: rgba(26, 95, 180, 0.03);
        }
        .team-flag {
            height: 120px;
            width: 180px;
            object-fit: contain;
            margin-bottom: 25px;
        }
        .team-name {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .team-rating {
            font-size: 3.5rem;
            font-weight: 900;
            color: var(--secondary-color);
        }
        .vs-circle {
            width: 80px;
            height: 80px;
            background-color: var(--accent-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 2rem;
            font-weight: 900;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 10;
        }
        .stat-item {
            background: white;
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: var(--box-shadow);
            text-align: center;
            transition: var(--transition);
        }
        .stat-item:hover {
            transform: scale(1.05);
        }
        .stat-value {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
        }
        .stat-label {
            color: var(--dark-color);
            font-weight: 600;
            margin-top: 10px;
        }
        .prediction-result {
            background: linear-gradient(135deg, var(--primary-color), #2c5aa0);
            color: white;
            border-radius: var(--border-radius);
            padding: 40px;
            margin: 60px 0;
        }
        .prediction-percentage {
            font-size: 5rem;
            font-weight: 900;
            line-height: 1;
            text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.2);
        }
        .match-table {
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--box-shadow);
        }
        .match-table thead {
            background-color: var(--primary-color);
            color: white;
        }
        .match-table th {
            border: none;
            padding: 20px 15px;
            font-weight: 600;
        }
        .match-table td {
            padding: 18px 15px;
            vertical-align: middle;
        }
        .match-table tr:nth-child(even) {
            background-color: rgba(26, 95, 180, 0.05);
        }
        .live-score {
            background: linear-gradient(45deg, #ff4757, #ff3838);
            color: white;
            border-radius: var(--border-radius);
            padding: 15px 25px;
            display: inline-flex;
            align-items: center;
            font-weight: 700;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(255, 71, 87, 0.7); }
            70% { box-shadow: 0 0 0 10px rgba(255, 71, 87, 0); }
            100% { box-shadow: 0 0 0 0 rgba(255, 71, 87, 0); }
        }
        .friendlink-section {
            background-color: var(--light-color);
            padding: 60px 0;
        }
        .flink {
            display: inline-block;
            background-color: white;
            color: var(--dark-color);
            padding: 12px 25px;
            margin: 8px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-5px);
        }
        .footer {
            background-color: var(--dark-color);
            color: white;
            padding: 70px 0 30px;
        }
        .footer-title {
            color: white;
            font-weight: 700;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 15px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 3px;
            background-color: var(--secondary-color);
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 25px;
            margin-top: 50px;
            color: rgba(255, 255, 255, 0.7);
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            text-decoration: none;
            z-index: 1000;
            opacity: 0;
            transition: var(--transition);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        .back-to-top.visible {
            opacity: 1;
        }
        .back-to-top:hover {
            background-color: var(--secondary-color);
            transform: translateY(-5px);
        }
        @media (max-width: 992px) {
            .team-name {
                font-size: 1.8rem;
            }
            .team-rating {
                font-size: 2.8rem;
            }
            .prediction-percentage {
                font-size: 4rem;
            }
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 80px 0;
            }
            .team-card {
                padding: 30px 15px;
            }
            .vs-circle {
                width: 60px;
                height: 60px;
                font-size: 1.5rem;
                position: relative;
                margin: 30px auto;
                top: 0;
                left: 0;
                transform: none;
            }
        }
        .content-section {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--box-shadow);
            margin-bottom: 40px;
        }
        .content-section h2 {
            color: var(--primary-color);
            font-weight: 700;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 2px solid rgba(26, 95, 180, 0.1);
        }
        .content-section h3 {
            color: var(--dark-color);
            font-weight: 700;
            margin-top: 30px;
            margin-bottom: 15px;
        }
        .content-section p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(26, 95, 180, 0.08);
            border-left: 4px solid var(--primary-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .fact-box {
            background-color: rgba(243, 156, 18, 0.1);
            border: 1px solid rgba(243, 156, 18, 0.3);
            border-radius: 8px;
            padding: 20px;
            margin: 25px 0;
        }
        .fact-box strong {
            color: var(--accent-color);
        }