body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            scroll-behavior: smooth;
        }
        .hero-bg {
            background: linear-gradient(rgba(13, 110, 253, 0.85), rgba(25, 135, 84, 0.8)), url('https://images.unsplash.com/photo-1576091160399-112ba8d25d1f?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
        }
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
            transition: all 0.3s ease;
        }
        .flink {
            display: inline-block;
            padding: 0.5rem 1rem;
            margin: 0.25rem;
            background-color: #f8f9fa;
            border-radius: 0.375rem;
            text-decoration: none;
            color: #495057;
            border: 1px solid #dee2e6;
        }
        .flink:hover {
            background-color: #e9ecef;
            color: #0d6efd;
            border-color: #0d6efd;
        }
        .news-item:hover .news-title {
            color: #0d6efd;
        }
        footer a:hover {
            text-decoration: underline;
        }
        .sticky-nav {
            position: sticky;
            top: 0;
            z-index: 1020;
            backdrop-filter: blur(10px);
        }
        @media (max-width: 768px) {
            .hero-bg h1 {
                font-size: 2rem;
            }
        }