:root {
            --primary-color: #1e3a8a;
            --secondary-color: #dc2626;
            --accent-color: #f59e0b;
            --light-color: #f8fafc;
            --dark-color: #0f172a;
        }
        body {
            font-family: 'Helvetica Neue', Arial, 'Microsoft YaHei', sans-serif;
            color: #333;
            line-height: 1.6;
            background-color: #fff;
        }
        header {
            background: linear-gradient(135deg, var(--primary-color), #1e40af);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            color: white !important;
        }
        .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.9) !important;
            font-weight: 500;
            padding: 0.5rem 1rem;
            transition: all 0.3s ease;
        }
        .navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
            color: var(--accent-color) !important;
            transform: translateY(-2px);
        }
        .hero-section {
            background: url('https://images.unsplash.com/photo-1575361204480-aadea25e6e68?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
            padding: 8rem 0;
            position: relative;
            color: white;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .section-title {
            color: var(--primary-color);
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 0.5rem;
            margin-bottom: 2rem;
            display: inline-block;
        }
        .card {
            border: none;
            border-radius: 12px;
            box-shadow: 0 6px 15px 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 12px 20px rgba(0, 0, 0, 0.15);
        }
        .card-img-top {
            border-top-left-radius: 12px;
            border-top-right-radius: 12px;
            height: 200px;
            object-fit: cover;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border: none;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            background-color: var(--secondary-color);
            transform: scale(1.05);
        }
        .live-score {
            background: linear-gradient(90deg, #1e3a8a, #3b82f6);
            color: white;
            padding: 1rem;
            border-radius: 10px;
            margin-bottom: 2rem;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
        }
        .data-table th, .data-table td {
            padding: 1rem;
            text-align: center;
            border-bottom: 1px solid #e2e8f0;
        }
        .data-table th {
            background-color: var(--light-color);
            color: var(--primary-color);
            font-weight: 700;
        }
        .data-table tr:hover {
            background-color: #f1f5f9;
        }
        .friendlink {
            background-color: #f8fafc;
            padding: 3rem 0;
        }
        .flink {
            display: inline-block;
            margin: 0.5rem 1rem;
            padding: 0.75rem 1.5rem;
            background: white;
            border-radius: 50px;
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 500;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 3rem 0 1.5rem;
        }
        footer a {
            color: #cbd5e1;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        footer a:hover {
            color: var(--accent-color);
        }
        .social-icons a {
            display: inline-block;
            margin: 0 0.5rem;
            font-size: 1.5rem;
            color: white;
            transition: transform 0.3s ease;
        }
        .social-icons a:hover {
            transform: scale(1.2);
            color: var(--accent-color);
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 4rem 0;
            }
            .navbar-brand {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .card-img-top {
                height: 150px;
            }
        }