:root {
            --primary-color: #1a3a8f;
            --secondary-color: #e31837;
            --accent-color: #ffd700;
            --text-dark: #333333;
            --text-light: #f8f9fa;
            --bg-light: #f8f9fa;
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
            color: var(--text-dark);
            line-height: 1.8;
            overflow-x: hidden;
        }
        .navbar {
            background-color: rgba(26, 58, 143, 0.95);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            padding: 1rem 0;
            transition: var(--transition);
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            color: white !important;
        }
        .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.9) !important;
            font-weight: 500;
            margin: 0 0.5rem;
            transition: var(--transition);
        }
        .navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
            color: var(--accent-color) !important;
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(rgba(0, 30, 80, 0.85), rgba(0, 30, 80, 0.9)), url('https://images.unsplash.com/photo-1575361204480-aadea25e6e68?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') no-repeat center center/cover;
            color: white;
            padding: 8rem 0 6rem;
            text-align: center;
        }
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
        }
        .hero-subtitle {
            font-size: 1.4rem;
            margin-bottom: 2.5rem;
            opacity: 0.95;
        }
        .section-title {
            position: relative;
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 3rem;
            text-align: center;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: var(--secondary-color);
            border-radius: 2px;
        }
        .card {
            border: none;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        .card-img-top {
            height: 220px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card:hover .card-img-top {
            transform: scale(1.05);
        }
        .card-title {
            color: var(--primary-color);
            font-weight: 700;
            font-size: 1.4rem;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            padding: 0.75rem 2rem;
            font-weight: 600;
            border-radius: 50px;
            transition: var(--transition);
        }
        .btn-primary:hover {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
            transform: scale(1.05);
        }
        .feature-icon {
            font-size: 3rem;
            color: var(--secondary-color);
            margin-bottom: 1.5rem;
        }
        .stats-box {
            background: linear-gradient(135deg, var(--primary-color), #2a4ba8);
            color: white;
            padding: 2.5rem;
            border-radius: 15px;
            text-align: center;
            box-shadow: 0 10px 25px rgba(26, 58, 143, 0.3);
            transition: var(--transition);
        }
        .stats-box:hover {
            transform: translateY(-8px);
        }
        .stats-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--accent-color);
        }
        .live-score {
            background-color: #f8f9fa;
            border-left: 5px solid var(--secondary-color);
            padding: 1.5rem;
            border-radius: 8px;
            margin-bottom: 2rem;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(227, 24, 55, 0.4); }
            70% { box-shadow: 0 0 0 10px rgba(227, 24, 55, 0); }
            100% { box-shadow: 0 0 0 0 rgba(227, 24, 55, 0); }
        }
        .table-hover tbody tr:hover {
            background-color: rgba(26, 58, 143, 0.05);
        }
        .friendlink {
            background-color: var(--bg-light);
            padding: 5rem 0;
        }
        .flink {
            display: inline-block;
            background: white;
            color: var(--primary-color);
            padding: 0.8rem 1.8rem;
            margin: 0.8rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-5px);
            border-color: var(--accent-color);
        }
        footer {
            background-color: #1c2331;
            color: var(--text-light);
            padding: 4rem 0 2rem;
        }
        footer a {
            color: #cccccc;
            text-decoration: none;
            transition: var(--transition);
        }
        footer a:hover {
            color: var(--accent-color);
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .contact-info li {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .contact-info i {
            color: var(--accent-color);
            margin-right: 12px;
            width: 24px;
        }
        .copyright {
            border-top: 1px solid #444;
            padding-top: 2rem;
            margin-top: 3rem;
            text-align: center;
            color: #aaa;
            font-size: 0.95rem;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background-color: var(--primary-color);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            z-index: 1000;
            transition: var(--transition);
            opacity: 0;
            visibility: hidden;
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background-color: var(--secondary-color);
            transform: scale(1.1);
        }
        .content-section {
            padding: 6rem 0;
        }
        .content-section:nth-child(even) {
            background-color: var(--bg-light);
        }
        .analysis-text {
            font-size: 1.1rem;
            text-align: justify;
            margin-bottom: 2rem;
        }
        .highlight {
            background-color: rgba(255, 215, 0, 0.15);
            padding: 0.3rem 0.6rem;
            border-radius: 4px;
            font-weight: 600;
        }