:root {
            --primary-color: #1e3a8a;
            --secondary-color: #dc2626;
            --accent-color: #fbbf24;
            --dark-color: #0f172a;
            --light-color: #f8fafc;
            --gray-color: #64748b;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--dark-color);
            background-color: var(--light-color);
            line-height: 1.8;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary-color) !important;
        }
        .navbar-nav .nav-link {
            font-weight: 500;
            color: var(--dark-color) !important;
            transition: color 0.3s;
        }
        .navbar-nav .nav-link:hover {
            color: var(--secondary-color) !important;
        }
        .hero {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1556056504-5c7696c4c28d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80') no-repeat center center/cover;
            color: white;
            padding: 120px 0;
        }
        .hero h1 {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
        }
        .section-title {
            color: var(--primary-color);
            font-weight: 700;
            border-left: 5px solid var(--accent-color);
            padding-left: 15px;
            margin-bottom: 30px;
        }
        .card {
            border: none;
            border-radius: 12px;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s, box-shadow 0.3s;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        .card-title {
            color: var(--primary-color);
            font-weight: 600;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            padding: 10px 25px;
            font-weight: 600;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .btn-primary:hover {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
            transform: scale(1.05);
        }
        .live-score {
            background-color: var(--primary-color);
            color: white;
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 30px;
        }
        .live-score h3 {
            color: var(--accent-color);
        }
        .data-table {
            background-color: white;
            border-radius: 12px;
            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;
        }
        .friendlink {
            background-color: #f1f5f9;
            padding: 40px 0;
        }
        .flink {
            display: inline-block;
            background-color: white;
            color: var(--primary-color);
            padding: 10px 20px;
            margin: 8px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 500;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
            transition: all 0.3s;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background-color: var(--dark-color);
            color: var(--light-color);
            padding: 40px 0;
        }
        footer a {
            color: var(--accent-color);
            text-decoration: none;
        }
        footer a:hover {
            color: white;
            text-decoration: underline;
        }
        .icon-box {
            width: 60px;
            height: 60px;
            background-color: rgba(30, 58, 138, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 15px;
        }
        .icon-box i {
            font-size: 1.5rem;
            color: var(--primary-color);
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero {
                padding: 80px 0;
            }
        }