:root {
            --primary-color: #1a365d;
            --secondary-color: #e53e3e;
            --accent-color: #38a169;
            --text-primary: #2d3748;
            --text-secondary: #718096;
            --light-bg: #f7fafc;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }
        .hero-section {
            background: linear-gradient(rgba(26, 54, 93, 0.9), rgba(26, 54, 93, 0.8)), url('https://images.unsplash.com/photo-1551958219-acbc608c6377?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            position: relative;
        }
        .nav-custom {
            background-color: rgba(26, 54, 93, 0.95);
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .nav-custom.scrolled {
            padding: 5px 0;
            background-color: rgba(26, 54, 93, 0.98);
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            color: white !important;
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.9) !important;
            font-weight: 500;
            margin: 0 8px;
            transition: color 0.3s;
            position: relative;
        }
        .nav-link:hover {
            color: white !important;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: 0;
            left: 50%;
            background-color: var(--secondary-color);
            transition: all 0.3s ease;
            transform: translateX(-50%);
        }
        .nav-link:hover::after {
            width: 80%;
        }
        .section-title {
            position: relative;
            margin-bottom: 3rem;
            padding-bottom: 1rem;
            text-align: center;
            font-weight: 700;
        }
        .section-title::after {
            content: '';
            position: absolute;
            width: 80px;
            height: 4px;
            background-color: var(--secondary-color);
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 2px;
        }
        .feature-card {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            height: 100%;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
            border: 1px solid #e2e8f0;
        }
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
        }
        .feature-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            color: white;
            font-size: 1.8rem;
        }
        .prediction-card {
            background: linear-gradient(135deg, #1a365d, #2d5288);
            color: white;
            border-radius: 16px;
            padding: 2.5rem;
            box-shadow: 0 15px 40px rgba(26, 54, 93, 0.2);
            position: relative;
            overflow: hidden;
        }
        .prediction-card::before {
            content: '';
            position: absolute;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
            top: -100px;
            right: -100px;
        }
        .team-logo {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background-color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
            border: 5px solid #e2e8f0;
        }
        .vs-text {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--secondary-color);
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
        }
        .btn-custom {
            background: linear-gradient(to right, var(--secondary-color), #c53030);
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 5px 15px rgba(229, 62, 62, 0.3);
        }
        .btn-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(229, 62, 62, 0.4);
            color: white;
        }
        .footer {
            background-color: var(--primary-color);
            color: white;
            padding-top: 4rem;
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer-link:hover {
            color: white;
        }
        .friendlink {
            background-color: var(--light-bg);
            padding: 4rem 0;
        }
        .flink {
            display: inline-block;
            background: white;
            padding: 12px 24px;
            border-radius: 8px;
            margin: 8px;
            color: var(--text-primary);
            text-decoration: none;
            border: 1px solid #e2e8f0;
            transition: all 0.3s ease;
            font-weight: 500;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        .article-card {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            height: 100%;
            transition: all 0.3s ease;
            background: white;
            border: 1px solid #e2e8f0;
        }
        .article-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
        }
        .article-img {
            height: 220px;
            width: 100%;
            object-fit: cover;
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
        }
        .stat-label {
            font-size: 1rem;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .contact-info {
            background: linear-gradient(135deg, #f7fafc, #edf2f7);
            border-radius: 12px;
            padding: 2.5rem;
            height: 100%;
        }
        .contact-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }
        .timeline {
            position: relative;
            padding-left: 30px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background-color: var(--accent-color);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 2.5rem;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -36px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background-color: var(--accent-color);
            border: 3px solid white;
            box-shadow: 0 0 0 3px var(--accent-color);
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 80px 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .team-logo {
                width: 80px;
                height: 80px;
            }
            .vs-text {
                font-size: 2rem;
            }
            .stat-number {
                font-size: 2.2rem;
            }
        }
        .news-ticker {
            background-color: var(--secondary-color);
            color: white;
            padding: 12px 0;
            overflow: hidden;
            font-weight: 500;
        }
        .ticker-content {
            display: inline-block;
            white-space: nowrap;
            animation: ticker 30s linear infinite;
        }
        @keyframes ticker {
            0% { transform: translateX(100%); }
            100% { transform: translateX(-100%); }
        }
        .data-visual {
            height: 300px;
            background: linear-gradient(135deg, #edf2f7, #e2e8f0);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        .chart-bar {
            position: absolute;
            bottom: 0;
            width: 40px;
            background: linear-gradient(to top, var(--primary-color), var(--accent-color));
            border-radius: 4px 4px 0 0;
        }
        .floating-animation {
            animation: floating 3s ease-in-out infinite;
        }
        @keyframes floating {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-15px); }
            100% { transform: translateY(0px); }
        }