:root {
            --primary-blue: #0d47a1;
            --secondary-blue: #1e88e5;
            --accent-red: #d32f2f;
            --light-bg: #f8f9fa;
            --dark-text: #212529;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--dark-text);
            line-height: 1.7;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-section {
            background: linear-gradient(rgba(13, 71, 161, 0.85), rgba(30, 136, 229, 0.9)), url('https://images.unsplash.com/photo-1556056504-5c7696c4c28d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 40px;
            font-weight: 700;
            color: var(--primary-blue);
        }
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 70px;
            height: 4px;
            background: var(--accent-red);
            border-radius: 2px;
        }
        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: none;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .card-hover:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(13, 71, 161, 0.15);
        }
        .live-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background-color: var(--accent-red);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .data-stat {
            background: linear-gradient(135deg, var(--light-bg), #e3f2fd);
            border-left: 5px solid var(--secondary-blue);
            padding: 20px;
            border-radius: 0 10px 10px 0;
        }
        .flink a {
            display: inline-block;
            background-color: var(--light-bg);
            color: var(--dark-text);
            padding: 10px 20px;
            margin: 5px 10px 5px 0;
            border-radius: 8px;
            text-decoration: none;
            transition: all 0.3s ease;
            border: 1px solid #dee2e6;
            font-weight: 500;
        }
        .flink a:hover {
            background-color: var(--secondary-blue);
            color: white;
            transform: scale(1.05);
        }
        footer {
            background-color: #1a237e;
            color: #e8eaf6;
        }
        .footer-link a {
            color: #bbdefb;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .footer-link a:hover {
            color: white;
            text-decoration: underline;
        }
        .analysis-icon {
            font-size: 2.5rem;
            color: var(--secondary-blue);
            margin-bottom: 20px;
        }
        .contact-info li {
            margin-bottom: 15px;
            font-size: 1.05rem;
        }
        .contact-info i {
            width: 30px;
            color: var(--secondary-blue);
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }