:root {
            --primary: #1a365d;
            --secondary: #2d3748;
            --accent: #e53e3e;
            --light-accent: #fed7d7;
            --light: #f7fafc;
            --dark: #1a202c;
        }
        body {
            font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            color: var(--dark);
            line-height: 1.8;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--primary);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .hero-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: white;
            padding: 6rem 0;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: 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(255,255,255,0.03)"/>');
            background-size: cover;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 900;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 3rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
        }
        .section-title.text-center::after {
            left: 50%;
            transform: translateX(-50%);
        }
        .card-hover {
            transition: all 0.3s ease;
            border: none;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            height: 100%;
        }
        .card-hover:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        .live-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: var(--accent);
            color: white;
            padding: 0.25rem 0.75rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .data-stat {
            background: var(--light);
            border-radius: 10px;
            padding: 2rem;
            text-align: center;
            border-left: 5px solid var(--accent);
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }
        .analysis-box {
            border-left: 4px solid var(--primary);
            padding-left: 1.5rem;
            background: linear-gradient(to right, rgba(26, 54, 93, 0.05), transparent);
            margin: 2rem 0;
        }
        .flink {
            display: inline-block;
            background: var(--light);
            padding: 0.75rem 1.5rem;
            margin: 0.5rem;
            border-radius: 8px;
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            border: 1px solid #e2e8f0;
        }
        .flink:hover {
            background: var(--primary);
            color: white;
            transform: scale(1.05);
        }
        footer {
            background: var(--secondary);
            color: white;
            padding: 4rem 0 2rem;
        }
        footer a {
            color: #cbd5e0;
            text-decoration: none;
            transition: color 0.3s;
        }
        footer a:hover {
            color: white;
        }
        .btn-custom {
            background: linear-gradient(90deg, var(--primary), var(--accent));
            color: white;
            border: none;
            padding: 0.75rem 2rem;
            font-weight: 700;
            border-radius: 8px;
            transition: all 0.3s ease;
        }
        .btn-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(229, 62, 62, 0.2);
            color: white;
        }
        .table-custom {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .table-custom thead th {
            background: var(--primary);
            color: white;
            border: none;
            padding: 1rem;
        }
        .table-custom tbody tr {
            transition: background 0.3s;
        }
        .table-custom tbody tr:hover {
            background: rgba(26, 54, 93, 0.05);
        }
        .form-control-custom {
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            padding: 0.75rem 1rem;
            transition: all 0.3s;
        }
        .form-control-custom:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 0.25rem rgba(26, 54, 93, 0.25);
        }
        .img-fluid-rounded {
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        .tab-content {
            background: white;
            border-radius: 0 0 12px 12px;
            padding: 2rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .nav-tabs .nav-link {
            color: var(--secondary);
            font-weight: 600;
            border: none;
            padding: 1rem 2rem;
        }
        .nav-tabs .nav-link.active {
            background: white;
            color: var(--primary);
            border-bottom: 3px solid var(--accent);
        }