:root {
            --primary-color: #1e3a8a;
            --secondary-color: #dc2626;
            --accent-color: #f59e0b;
            --light-bg: #f8fafc;
            --dark-text: #1f2937;
        }
        body {
            font-family: "Microsoft YaHei", sans-serif;
            color: var(--dark-text);
            line-height: 1.8;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--primary-color);
        }
        .navbar {
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            padding: 1rem 0;
            transition: all 0.3s ease;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--primary-color);
            display: flex;
            align-items: center;
        }
        .navbar-brand i {
            color: var(--secondary-color);
            margin-right: 10px;
        }
        .nav-link {
            font-weight: 600;
            color: var(--dark-text);
            margin: 0 0.5rem;
            transition: color 0.3s;
            position: relative;
        }
        .nav-link:hover {
            color: var(--secondary-color);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--secondary-color);
            transition: width 0.3s;
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .hero {
            background: linear-gradient(135deg, var(--primary-color) 0%, #2563eb 100%);
            color: white;
            padding: 6rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero h1 {
            color: white;
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        .hero .btn {
            padding: 0.8rem 2.5rem;
            font-size: 1.2rem;
            border-radius: 50px;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .hero .btn:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }
        section {
            padding: 5rem 0;
        }
        section:nth-child(even) {
            background-color: var(--light-bg);
        }
        .section-title {
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
        }
        .section-title h2 {
            display: inline-block;
            padding-bottom: 15px;
        }
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: var(--secondary-color);
            border-radius: 2px;
        }
        .card {
            border: none;
            border-radius: 15px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            transition: transform 0.3s, box-shadow 0.3s;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        .card-icon {
            font-size: 3rem;
            color: var(--accent-color);
            margin-bottom: 1.5rem;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            background: white;
            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;
            padding: 1.2rem;
            text-align: left;
        }
        .data-table td {
            padding: 1rem 1.2rem;
            border-bottom: 1px solid #e5e7eb;
        }
        .data-table tr:hover {
            background-color: #f0f9ff;
        }
        .live-score {
            background: linear-gradient(90deg, #1e40af 0%, #1e3a8a 100%);
            color: white;
            padding: 1.5rem;
            border-radius: 15px;
            margin-bottom: 2rem;
            box-shadow: 0 10px 25px rgba(30, 58, 138, 0.3);
        }
        .live-score h3 {
            color: white;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .live-score .badge {
            background-color: var(--secondary-color);
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .friendlink {
            background-color: #f1f5f9;
            padding: 3rem 0;
            border-radius: 15px;
        }
        .flink {
            display: inline-block;
            background: white;
            padding: 0.8rem 1.5rem;
            margin: 0.5rem;
            border-radius: 50px;
            color: var(--primary-color);
            font-weight: 600;
            text-decoration: none;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
            transition: all 0.3s;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background-color: #0f172a;
            color: #cbd5e1;
            padding: 3rem 0 1.5rem;
        }
        footer a {
            color: #94a3b8;
            text-decoration: none;
            transition: color 0.3s;
        }
        footer a:hover {
            color: white;
        }
        .social-icons a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: #1e293b;
            border-radius: 50%;
            margin-right: 10px;
            transition: background 0.3s, transform 0.3s;
        }
        .social-icons a:hover {
            background: var(--secondary-color);
            transform: scale(1.1);
        }
        .img-container {
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        .img-container img {
            width: 100%;
            height: auto;
            transition: transform 0.5s;
        }
        .img-container:hover img {
            transform: scale(1.05);
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
            section {
                padding: 3rem 0;
            }
            .navbar-brand {
                font-size: 1.5rem;
            }
        }