:root {
            --primary-color: #1a365d;
            --secondary-color: #e53e3e;
            --accent-color: #38a169;
            --light-bg: #f7fafc;
            --dark-text: #2d3748;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--dark-text);
            line-height: 1.8;
            overflow-x: hidden;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary-color);
        }
        .hero-section {
            background: linear-gradient(135deg, var(--primary-color), #2d3748);
            color: white;
            padding: 100px 0;
            position: relative;
            overflow: hidden;
        }
        .hero-section h1 {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2.5rem;
            }
        }
        .section-title {
            color: var(--primary-color);
            border-left: 5px solid var(--secondary-color);
            padding-left: 15px;
            margin-bottom: 30px;
            font-weight: 700;
        }
        .card {
            border: none;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
        }
        .stats-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--secondary-color);
        }
        .live-score {
            background-color: var(--light-bg);
            border-radius: 15px;
            padding: 20px;
            border-left: 5px solid var(--accent-color);
        }
        .friendlink {
            background-color: #edf2f7;
            padding: 50px 0;
        }
        .flink {
            display: inline-block;
            background: white;
            padding: 12px 25px;
            margin: 10px;
            border-radius: 50px;
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: all 0.3s ease;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            transform: scale(1.05);
        }
        .footer {
            background-color: var(--primary-color);
            color: white;
            padding: 50px 0 20px;
        }
        .footer a {
            color: #cbd5e0;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .footer a:hover {
            color: white;
        }
        .img-fluid {
            border-radius: 15px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .btn-custom {
            background-color: var(--secondary-color);
            color: white;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            transition: background-color 0.3s ease;
        }
        .btn-custom:hover {
            background-color: #c53030;
            color: white;
        }
        .analysis-box {
            background: linear-gradient(135deg, #fff5f5, #fed7d7);
            border-radius: 15px;
            padding: 30px;
            margin-bottom: 30px;
        }
        .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: 30px;
            padding-left: 20px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -33px;
            top: 5px;
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background-color: var(--accent-color);
        }