:root {
            --primary-blue: #0d3b6c;
            --secondary-blue: #1e6fb9;
            --accent-yellow: #f9c32f;
            --dark-bg: #121212;
            --light-bg: #f8f9fa;
            --text-dark: #333;
            --text-light: #f8f9fa;
        }
        body {
            font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
            color: var(--text-dark);
            background-color: var(--light-bg);
            overflow-x: hidden;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.5rem;
            background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .hero-section {
            background: linear-gradient(rgba(13, 59, 108, 0.9), rgba(30, 111, 185, 0.8)), url('https://images.unsplash.com/photo-1598880940080-ff9a29891b85?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 6rem 0;
            position: relative;
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 2.5rem;
            text-align: center;
            font-weight: 700;
            color: var(--primary-blue);
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-blue), var(--accent-yellow));
            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(0,0,0,0.1);
        }
        .btn-custom {
            background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
            border: none;
            color: white;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .btn-custom:hover {
            background: linear-gradient(135deg, var(--secondary-blue), var(--primary-blue));
            color: white;
            transform: scale(1.05);
        }
        .live-badge {
            position: absolute;
            top: -10px;
            right: 20px;
            background-color: #dc3545;
            color: white;
            padding: 0.3rem 1.2rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: bold;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .stats-box {
            background: white;
            border-radius: 12px;
            padding: 1.5rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            text-align: center;
            height: 100%;
            border-top: 5px solid var(--secondary-blue);
        }
        .flink {
            display: inline-block;
            background: var(--light-bg);
            color: var(--primary-blue);
            padding: 0.5rem 1.5rem;
            margin: 0.5rem;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            border: 2px solid transparent;
        }
        .flink:hover {
            background: var(--secondary-blue);
            color: white;
            border-color: var(--secondary-blue);
            transform: translateY(-3px);
        }
        .footer {
            background-color: var(--dark-bg);
            color: var(--text-light);
            padding-top: 3rem;
        }
        .footer a {
            color: #adb5bd;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer a:hover {
            color: var(--accent-yellow);
        }
        .analysis-box {
            background: linear-gradient(135deg, #f8f9fa, #e9ecef);
            border-left: 5px solid var(--accent-yellow);
            padding: 1.5rem;
            border-radius: 0 10px 10px 0;
            margin-bottom: 1.5rem;
        }
        .form-control-custom {
            border-radius: 50px;
            padding: 0.75rem 1.5rem;
            border: 2px solid #dee2e6;
        }
        .form-control-custom:focus {
            border-color: var(--secondary-blue);
            box-shadow: 0 0 0 0.25rem rgba(30, 111, 185, 0.25);
        }
        .table-custom {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .table-custom thead {
            background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
            color: white;
        }
        .img-fluid-rounded {
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 4rem 0;
            }
            .display-4 {
                font-size: 2.2rem;
            }
        }