:root {
            --primary-color: #1e3a8a;
            --secondary-color: #dc2626;
            --accent-color: #f59e0b;
            --text-primary: #1f2937;
            --text-secondary: #6b7280;
            --light-bg: #f8fafc;
            --dark-bg: #111827;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--text-primary);
            line-height: 1.7;
            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;
        }
        .nav-link {
            font-weight: 500;
            transition: all 0.3s ease;
            position: relative;
        }
        .nav-link:hover {
            color: var(--secondary-color);
        }
        .nav-link:hover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 10%;
            width: 80%;
            height: 2px;
            background-color: var(--secondary-color);
        }
        .hero-section {
            background: linear-gradient(rgba(30, 58, 138, 0.9), rgba(30, 58, 138, 0.7)), url('https://images.unsplash.com/photo-1598880940080-ff9a29891b85?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 120px 0;
            position: relative;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
        }
        .hero-subtitle {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }
        .data-card {
            border: none;
            border-radius: 12px;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            background: white;
            height: 100%;
        }
        .data-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        }
        .card-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        .prediction-card {
            background: linear-gradient(135deg, var(--primary-color), #3b82f6);
            color: white;
            border-radius: 16px;
            padding: 2rem;
        }
        .team-comparison {
            background-color: var(--light-bg);
            border-radius: 16px;
            padding: 2.5rem;
        }
        .team-flag {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            border: 4px solid white;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .vs-badge {
            background-color: var(--secondary-color);
            color: white;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.5rem;
            margin: 0 2rem;
        }
        .timeline {
            position: relative;
            padding-left: 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: 2rem;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -36px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background-color: var(--primary-color);
            border: 3px solid white;
            box-shadow: 0 0 0 3px var(--primary-color);
        }
        .data-table {
            border-collapse: separate;
            border-spacing: 0;
            width: 100%;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .data-table th {
            background-color: var(--primary-color);
            color: white;
            font-weight: 600;
            padding: 1rem;
            text-align: center;
        }
        .data-table td {
            padding: 1rem;
            border-bottom: 1px solid #e5e7eb;
            text-align: center;
        }
        .data-table tr:nth-child(even) {
            background-color: #f9fafb;
        }
        .data-table tr:hover {
            background-color: #f0f9ff;
        }
        .btn-primary-custom {
            background: linear-gradient(135deg, var(--primary-color), #3b82f6);
            border: none;
            color: white;
            font-weight: 600;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            transition: all 0.3s ease;
        }
        .btn-primary-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(30, 58, 138, 0.2);
            color: white;
        }
        .btn-outline-custom {
            border: 2px solid var(--primary-color);
            color: var(--primary-color);
            font-weight: 600;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            transition: all 0.3s ease;
        }
        .btn-outline-custom:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        .friendlink {
            background-color: #f8fafc;
            padding: 3rem 0;
        }
        .flink {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: white;
            color: var(--text-primary);
            text-decoration: none;
            padding: 0.75rem 1.5rem;
            border-radius: 8px;
            margin: 0.5rem;
            border: 1px solid #e5e7eb;
            transition: all 0.3s ease;
            font-weight: 500;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .flink i {
            margin-right: 0.5rem;
        }
        .footer {
            background-color: var(--dark-bg);
            color: white;
            padding: 3rem 0 1.5rem;
        }
        .footer a {
            color: #d1d5db;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .footer a:hover {
            color: white;
        }
        .footer-divider {
            border-top: 1px solid #374151;
            margin: 2rem 0;
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.2rem;
            }
            .team-flag {
                width: 60px;
                height: 60px;
            }
            .vs-badge {
                width: 50px;
                height: 50px;
                margin: 0 1rem;
            }
            .data-table {
                font-size: 0.9rem;
            }
            .data-table th, .data-table td {
                padding: 0.75rem 0.5rem;
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fadeInUp {
            animation: fadeInUp 0.6s ease forwards;
        }
        .stats-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-color);
        }
        .stats-label {
            font-size: 1rem;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 2rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            border-radius: 2px;
        }
        .section-title-center::after {
            left: 50%;
            transform: translateX(-50%);
        }
        .countdown {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin: 2rem 0;
        }
        .countdown-item {
            background: white;
            border-radius: 10px;
            padding: 1rem;
            min-width: 80px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .countdown-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-color);
        }
        .countdown-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            text-transform: uppercase;
        }
        .probability-bar {
            height: 12px;
            background-color: #e5e7eb;
            border-radius: 6px;
            overflow: hidden;
            margin: 1rem 0;
        }
        .probability-fill {
            height: 100%;
            border-radius: 6px;
        }
        .win-probability {
            background: linear-gradient(90deg, #10b981, #34d399);
        }
        .draw-probability {
            background: linear-gradient(90deg, #f59e0b, #fbbf24);
        }
        .lose-probability {
            background: linear-gradient(90deg, #ef4444, #f87171);
        }