:root {
            --primary-color: #1a237e;
            --secondary-color: #0d47a1;
            --accent-color: #ff6f00;
            --light-color: #f5f7fa;
            --dark-color: #121212;
        }
        body {
            font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            color: #333;
            line-height: 1.8;
            background-color: #f8f9fa;
        }
        h1, h2, h3, h4, h5 {
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
        }
        h1 {
            font-size: 2.8rem;
            border-left: 6px solid var(--accent-color);
            padding-left: 20px;
        }
        h2 {
            font-size: 2.2rem;
            padding-bottom: 10px;
            border-bottom: 3px solid rgba(26, 35, 126, 0.1);
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
        }
        .navbar {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            padding: 0.8rem 0;
            transition: all 0.3s ease;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: white !important;
            display: flex;
            align-items: center;
        }
        .navbar-brand i {
            color: var(--accent-color);
            margin-right: 10px;
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.9) !important;
            font-weight: 500;
            padding: 0.5rem 1.2rem !important;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .nav-link:hover, .nav-link.active {
            color: white !important;
            background-color: rgba(255, 255, 255, 0.15);
        }
        .hero-section {
            background: linear-gradient(rgba(18, 18, 18, 0.85), rgba(18, 18, 18, 0.9)), url('https://images.unsplash.com/photo-1594744803329-e58b31de8bf5?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 8rem 0;
            text-align: center;
            margin-bottom: 4rem;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            color: white;
            border-left: none;
        }
        .hero-subtitle {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2.5rem;
            opacity: 0.9;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent-color) 0%, #ff8f00 100%);
            border: none;
            padding: 0.8rem 2.2rem;
            font-weight: 600;
            border-radius: 50px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(255, 111, 0, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(255, 111, 0, 0.4);
        }
        .section-padding {
            padding: 5rem 0;
        }
        .card {
            border: none;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        .card-img-top {
            height: 200px;
            object-fit: cover;
        }
        .card-title {
            color: var(--primary-color);
            font-weight: 700;
        }
        .icon-box {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(26, 35, 126, 0.1) 0%, rgba(13, 71, 161, 0.1) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
        }
        .icon-box i {
            font-size: 1.8rem;
            color: var(--primary-color);
        }
        .match-card {
            background: white;
            border-radius: 12px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            border-left: 5px solid var(--accent-color);
        }
        .team-flag {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 10px;
        }
        .prediction-badge {
            background: linear-gradient(135deg, var(--accent-color) 0%, #ff8f00 100%);
            color: white;
            padding: 0.3rem 1rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .table-custom {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }
        .table-custom thead th {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            color: white;
            border: none;
            padding: 1rem;
        }
        .table-custom tbody tr {
            transition: background-color 0.2s ease;
        }
        .table-custom tbody tr:hover {
            background-color: rgba(26, 35, 126, 0.05);
        }
        .flink {
            display: inline-block;
            background: white;
            padding: 1rem 2rem;
            border-radius: 10px;
            margin: 0.5rem;
            color: var(--primary-color);
            font-weight: 600;
            text-decoration: none;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            border: 2px solid transparent;
        }
        .flink:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
            border-color: var(--accent-color);
            color: var(--accent-color);
        }
        .friendlink {
            background-color: rgba(26, 35, 126, 0.03);
            border-radius: 15px;
            padding: 3rem;
        }
        footer {
            background: linear-gradient(135deg, #121212 0%, #1c1c1c 100%);
            color: rgba(255, 255, 255, 0.8);
            padding: 4rem 0 2rem;
        }
        footer h5 {
            color: white;
            border-left: 4px solid var(--accent-color);
            padding-left: 15px;
            margin-bottom: 1.5rem;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: color 0.3s ease;
            display: block;
            margin-bottom: 0.8rem;
        }
        .footer-links a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        .contact-info i {
            color: var(--accent-color);
            width: 25px;
            margin-right: 10px;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 2rem;
            margin-top: 3rem;
            text-align: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
        }
        .live-badge {
            position: absolute;
            top: -10px;
            right: -10px;
            background: #e53935;
            color: white;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 700;
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(229, 57, 53, 0.7); }
            70% { box-shadow: 0 0 0 10px rgba(229, 57, 53, 0); }
            100% { box-shadow: 0 0 0 0 rgba(229, 57, 53, 0); }
        }
        .stats-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
        }
        .stats-label {
            font-size: 1rem;
            color: #666;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .timeline {
            position: relative;
            padding-left: 30px;
            margin-left: 15px;
        }
        .timeline:before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
        }
        .timeline-item {
            position: relative;
            margin-bottom: 2.5rem;
        }
        .timeline-item:before {
            content: '';
            position: absolute;
            left: -36px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: var(--accent-color);
            border: 3px solid white;
            box-shadow: 0 0 0 3px rgba(255, 111, 0, 0.2);
        }
        .form-control:focus {
            border-color: var(--accent-color);
            box-shadow: 0 0 0 0.25rem rgba(255, 111, 0, 0.25);
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            opacity: 0;
            transition: all 0.3s ease;
            z-index: 1000;
        }
        .back-to-top.show {
            opacity: 1;
        }
        .back-to-top:hover {
            transform: translateY(-5px);
            color: white;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }
        .analysis-chart {
            height: 300px;
            background: linear-gradient(135deg, rgba(26, 35, 126, 0.05) 0%, rgba(13, 71, 161, 0.05) 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 2rem;
        }
        .sticky-nav {
            position: sticky;
            top: 0;
            z-index: 1020;
        }