:root {
            --primary-dark: #0a2e5c;
            --primary: #1e4a8f;
            --primary-light: #3a6bc5;
            --accent: #e63946;
            --accent-light: #ff6b6b;
            --light-bg: #f8f9fa;
            --dark-text: #212529;
            --gray-text: #6c757d;
        }
        body {
            font-family: 'Noto Sans SC', '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-dark);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--primary-dark) !important;
        }
        .nav-link {
            font-weight: 600;
            padding: 0.5rem 1.2rem !important;
            transition: all 0.3s ease;
        }
        .nav-link:hover {
            color: var(--accent) !important;
            transform: translateY(-2px);
        }
        .hero-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            color: white;
            padding: 8rem 0;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(255,255,255,0.05)"/>') no-repeat;
            background-size: cover;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 3rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
        }
        .card {
            border: none;
            border-radius: 15px;
            overflow: hidden;
            transition: transform 0.4s ease, box-shadow 0.4s ease;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-12px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        }
        .card-icon {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
        }
        .data-badge {
            background: linear-gradient(to right, var(--primary), var(--primary-light));
            color: white;
            font-weight: 700;
            padding: 0.5rem 1.5rem;
            border-radius: 50px;
            display: inline-block;
            margin-bottom: 1rem;
        }
        .match-card {
            background: white;
            border-left: 6px solid var(--accent);
            border-radius: 10px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .team-flag {
            width: 50px;
            height: 35px;
            object-fit: cover;
            border-radius: 4px;
            box-shadow: 0 3px 6px rgba(0,0,0,0.1);
        }
        .live-badge {
            background-color: var(--accent);
            color: white;
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .friendlink a.flink {
            background-color: var(--light-bg);
            border: 2px solid #e9ecef;
            border-radius: 10px;
            padding: 1rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            min-height: 80px;
        }
        .friendlink a.flink:hover {
            background-color: var(--primary);
            color: white;
            border-color: var(--primary);
            transform: scale(1.05);
        }
        footer {
            background-color: var(--primary-dark);
            color: #e9ecef;
            padding-top: 4rem;
        }
        footer a {
            color: #adb5bd;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        footer a:hover {
            color: white;
        }
        .social-icon {
            width: 40px;
            height: 40px;
            background-color: rgba(255,255,255,0.1);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-right: 0.75rem;
            transition: all 0.3s ease;
        }
        .social-icon:hover {
            background-color: var(--accent);
            transform: translateY(-5px);
        }
        .bg-light-custom {
            background-color: var(--light-bg);
        }
        .analysis-chart {
            height: 300px;
            background: linear-gradient(90deg, var(--primary) 60%, #3a6bc5 40%);
            border-radius: 15px;
            position: relative;
            margin: 2rem 0;
        }
        .analysis-chart::after {
            content: '加拿大 60% 胜率';
            position: absolute;
            top: 20px;
            left: 20px;
            background: white;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            font-weight: bold;
            color: var(--primary);
        }
        .analysis-chart::before {
            content: '卡塔尔 40% 胜率';
            position: absolute;
            top: 20px;
            right: 20px;
            background: white;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            font-weight: bold;
            color: #3a6bc5;
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }