:root {
            --primary-color: #1a365d;
            --secondary-color: #d4af37;
            --accent-color: #c53030;
            --light-bg: #f8f9fa;
            --dark-text: #2d3748;
        }
        body {
            font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            color: var(--dark-text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--primary-color);
        }
        .navbar {
            background-color: rgba(26, 54, 93, 0.95);
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: white !important;
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.85) !important;
            font-weight: 500;
            margin: 0 5px;
            transition: color 0.3s;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--secondary-color) !important;
        }
        .hero-section {
            background: linear-gradient(rgba(26, 54, 93, 0.85), rgba(26, 54, 93, 0.9)), url('https://images.unsplash.com/photo-1556056504-5c7696c4c28d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
            color: white;
            padding: 120px 0 100px;
            position: relative;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
        }
        .hero-subtitle {
            font-size: 1.5rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 3rem;
            text-align: center;
        }
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--secondary-color);
        }
        .feature-card {
            border-radius: 12px;
            overflow: hidden;
            transition: transform 0.4s, box-shadow 0.4s;
            border: none;
            height: 100%;
        }
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1) !important;
        }
        .feature-icon {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 1.5rem;
        }
        .match-card {
            border-left: 5px solid var(--accent-color);
            transition: all 0.3s;
        }
        .match-card:hover {
            transform: translateX(5px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }
        .team-flag {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 10px;
        }
        .prediction-badge {
            background-color: var(--primary-color);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-weight: 600;
        }
        .data-stat {
            background-color: var(--light-bg);
            border-radius: 10px;
            padding: 25px;
            text-align: center;
            height: 100%;
            transition: all 0.3s;
        }
        .data-stat:hover {
            background-color: white;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-color);
            display: block;
            margin-bottom: 10px;
        }
        .analysis-card {
            border-top: 4px solid var(--secondary-color);
            border-radius: 8px;
            overflow: hidden;
            height: 100%;
        }
        .analysis-card-header {
            background-color: var(--light-bg);
            padding: 15px 20px;
            border-bottom: 1px solid #dee2e6;
            font-weight: 700;
        }
        .footer {
            background-color: var(--primary-color);
            color: rgba(255, 255, 255, 0.8);
            padding: 70px 0 30px;
        }
        .footer a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer a:hover {
            color: var(--secondary-color);
        }
        .footer-title {
            color: white;
            margin-bottom: 25px;
            font-size: 1.3rem;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--secondary-color);
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            margin-top: 50px;
            text-align: center;
            font-size: 0.9rem;
        }
        .friendlink {
            background-color: var(--light-bg);
            padding: 60px 0;
        }
        .flink {
            display: inline-block;
            background-color: white;
            padding: 10px 20px;
            margin: 5px 10px;
            border-radius: 8px;
            text-decoration: none;
            color: var(--dark-text);
            transition: all 0.3s;
            border: 1px solid #dee2e6;
            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);
        }
        .btn-primary-custom {
            background-color: var(--accent-color);
            border-color: var(--accent-color);
            padding: 12px 30px;
            font-weight: 600;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .btn-primary-custom:hover {
            background-color: #9c2c2c;
            border-color: #9c2c2c;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        .btn-secondary-custom {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
            color: var(--primary-color);
            padding: 12px 30px;
            font-weight: 600;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .btn-secondary-custom:hover {
            background-color: #b8962a;
            border-color: #b8962a;
            color: white;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        .live-badge {
            background-color: #e53e3e;
            color: white;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .form-control-custom {
            border-radius: 8px;
            border: 1px solid #ced4da;
            padding: 12px 15px;
            transition: all 0.3s;
        }
        .form-control-custom:focus {
            border-color: var(--secondary-color);
            box-shadow: 0 0 0 0.25rem rgba(212, 175, 55, 0.25);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .hero-subtitle {
                font-size: 1.2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }
        .content-rich {
            line-height: 1.8;
            font-size: 1.05rem;
        }
        .content-rich h3 {
            margin-top: 2rem;
            margin-bottom: 1rem;
            color: var(--primary-color);
        }
        .content-rich p {
            margin-bottom: 1.2rem;
        }