:root {
            --primary-color: #1a5fb4;
            --secondary-color: #e95420;
            --accent-color: #30d158;
            --dark-color: #0d1b2a;
            --light-color: #f8f9fa;
            --text-color: #333;
            --border-radius: 8px;
            --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            color: var(--text-color);
            line-height: 1.7;
            overflow-x: hidden;
            background-color: #fefefe;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .navbar-nav .nav-link {
            font-weight: 600;
            padding: 0.5rem 1.2rem !important;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
            background-color: rgba(26, 95, 180, 0.1);
            color: var(--primary-color) !important;
        }
        .hero-section {
            background: linear-gradient(rgba(13, 27, 42, 0.85), rgba(13, 27, 42, 0.9)), url('https://images.unsplash.com/photo-1556056504-5c7696c4c28d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
            color: white;
            padding: 8rem 0;
            text-align: center;
            border-radius: 0 0 2rem 2rem;
            margin-bottom: 3rem;
        }
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
        }
        .hero-subtitle {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2.5rem;
            opacity: 0.9;
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 3rem;
            text-align: center;
            font-weight: 700;
            color: var(--dark-color);
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            border-radius: 2px;
        }
        .card-hover {
            transition: var(--transition);
            border: none;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            height: 100%;
        }
        .card-hover:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        .badge-custom {
            background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
            color: white;
            font-weight: 600;
            padding: 0.5em 1.2em;
        }
        .live-badge {
            background-color: #ff4757;
            color: white;
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .data-table th {
            background-color: var(--primary-color);
            color: white;
            font-weight: 600;
        }
        .btn-primary-custom {
            background: linear-gradient(90deg, var(--primary-color), #2a75d1);
            border: none;
            color: white;
            font-weight: 600;
            padding: 0.8rem 2rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .btn-primary-custom:hover {
            background: linear-gradient(90deg, #154b8f, var(--primary-color));
            transform: scale(1.05);
            color: white;
        }
        .flink a {
            display: inline-block;
            background-color: #f1f5f9;
            color: var(--dark-color);
            padding: 0.8rem 1.5rem;
            margin: 0.5rem;
            border-radius: var(--border-radius);
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            border: 1px solid #e2e8f0;
        }
        .flink a:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        .footer {
            background-color: var(--dark-color);
            color: #cbd5e1;
            padding-top: 4rem;
            margin-top: 5rem;
        }
        .footer a {
            color: #94a3b8;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer a:hover {
            color: white;
            text-decoration: underline;
        }
        .contact-info li {
            margin-bottom: 0.8rem;
        }
        .contact-info i {
            width: 1.5rem;
            color: var(--accent-color);
        }
        .sticky-sidebar {
            position: sticky;
            top: 2rem;
        }
        .analysis-highlight {
            border-left: 5px solid var(--accent-color);
            background-color: #f0f9ff;
            padding: 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            margin: 2rem 0;
        }
        @media (max-width: 768px) {
            .hero-title { font-size: 2.5rem; }
            .hero-subtitle { font-size: 1.1rem; }
            .section-title { font-size: 1.8rem; }
            .navbar-nav .nav-link { padding: 0.5rem 0.8rem !important; }
        }