:root {
            --primary-color: #1a3d7c;
            --secondary-color: #d32f2f;
            --accent-color: #ffc107;
            --light-bg: #f8f9fa;
            --dark-text: #212529;
            --border-radius: 8px;
            --box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            --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;
            color: var(--primary-color) !important;
        }
        .navbar-brand span {
            color: var(--secondary-color);
        }
        .hero-section {
            background: linear-gradient(rgba(26, 61, 124, 0.85), rgba(26, 61, 124, 0.9)), url('https://images.unsplash.com/photo-1632756293698-8a5d1c8c5f7d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 120px 0 80px;
            margin-top: 76px;
        }
        .hero-title {
            font-size: 2.8rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
        }
        .section-title {
            color: var(--primary-color);
            font-weight: 700;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 3px solid var(--accent-color);
            display: inline-block;
        }
        .card {
            border: none;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            transition: var(--transition);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        .card-header {
            background-color: var(--primary-color);
            color: white;
            font-weight: 600;
            border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
            padding: 1rem 1.25rem;
        }
        .match-card {
            border-left: 5px solid var(--secondary-color);
        }
        .stats-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary-color);
            display: block;
            line-height: 1;
        }
        .stats-label {
            font-size: 0.9rem;
            color: #6c757d;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .team-logo {
            width: 60px;
            height: 60px;
            object-fit: contain;
            margin: 0 auto 1rem;
            display: block;
        }
        .live-badge {
            background-color: var(--secondary-color);
            color: white;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .btn-primary-custom {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            padding: 10px 25px;
            font-weight: 600;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .btn-primary-custom:hover {
            background-color: #152a5c;
            border-color: #152a5c;
            transform: translateY(-3px);
        }
        .btn-danger-custom {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
            padding: 10px 25px;
            font-weight: 600;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .btn-danger-custom:hover {
            background-color: #b71c1c;
            border-color: #b71c1c;
            transform: translateY(-3px);
        }
        .footer {
            background-color: #1a1a2e;
            color: #e6e6e6;
            padding: 60px 0 30px;
        }
        .footer-links a {
            color: #b3b3b3;
            text-decoration: none;
            transition: var(--transition);
            display: inline-block;
            margin-bottom: 8px;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            border-top: 1px solid #333;
            padding-top: 20px;
            margin-top: 40px;
            color: #999;
            font-size: 0.9rem;
        }
        .analysis-section {
            background-color: var(--light-bg);
            padding: 80px 0;
        }
        .prediction-card {
            border-top: 5px solid var(--accent-color);
        }
        .flink {
            display: inline-block;
            background-color: white;
            padding: 10px 20px;
            margin: 5px 10px;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            transition: var(--transition);
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 500;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-5px);
        }
        .table-hover tbody tr:hover {
            background-color: rgba(26, 61, 124, 0.05);
        }
        .icon-box {
            width: 70px;
            height: 70px;
            background-color: rgba(26, 61, 124, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
        }
        .icon-box i {
            font-size: 1.8rem;
            color: var(--primary-color);
        }
        .breadcrumb {
            background-color: transparent;
            padding: 0;
        }
        .breadcrumb-item.active {
            color: var(--secondary-color);
        }
        .highlight-text {
            background-color: rgba(255, 193, 7, 0.2);
            padding: 3px 8px;
            border-radius: 4px;
            font-weight: 600;
        }
        .data-visual {
            height: 200px;
            background: linear-gradient(to right, var(--primary-color) 60%, #6c8bc7 40%);
            border-radius: var(--border-radius);
            position: relative;
            margin: 30px 0;
        }
        .data-visual::after {
            content: "苏格兰 60% - 巴西 40%";
            position: absolute;
            bottom: -30px;
            left: 0;
            right: 0;
            text-align: center;
            font-weight: 600;
            color: var(--primary-color);
        }
        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.25rem rgba(26, 61, 124, 0.25);
        }
        .contact-info i {
            width: 30px;
            color: var(--primary-color);
        }
        .timeline {
            position: relative;
            padding-left: 30px;
            margin-top: 30px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background-color: var(--primary-color);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 30px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -36px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background-color: var(--secondary-color);
            border: 3px solid white;
            box-shadow: 0 0 0 3px var(--primary-color);
        }
        .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;
            text-decoration: none;
            opacity: 0;
            transition: var(--transition);
            z-index: 1000;
        }
        .back-to-top.show {
            opacity: 1;
        }
        .back-to-top:hover {
            background-color: var(--secondary-color);
            color: white;
        }