:root { --primary-color: #00d2ff; --secondary-color: #3a7bd5; --text-color: #333; --bg-light: #f8fbfe; }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', sans-serif; line-height: 1.6; color: var(--text-color); background: #fff; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { background: #fff; padding: 20px 0; border-bottom: 1px solid #eee; }
        nav { display: flex; justify-content: space-between; align-items: center; }
        .nav-links { display: flex; gap: 0; }
        .nav-links a { text-decoration: none; color: #333; padding: 10px 15px; transition: 0.3s; }
        .hero { padding: 80px 0; background: linear-gradient(135deg, #f0f9ff 0%, #e1f5fe 100%); text-align: center; }
        .hero h1 { font-size: 3rem; margin-bottom: 20px; color: #1e3a8a; }
        .btn { display: inline-block; padding: 12px 30px; background: var(--secondary-color); color: #fff; text-decoration: none; border-radius: 5px; transition: 0.3s; }
        .btn:hover { background: var(--primary-color); }
        section { padding: 60px 0; }
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
        .card { padding: 30px; border-radius: 15px; background: #fff; box-shadow: 0 10px 30px rgba(0,0,0,0.05); transition: 0.3s; }
        .card:hover { transform: translateY(-10px); }
        .faq-item { margin-bottom: 15px; border: 1px solid #eee; padding: 15px; cursor: pointer; }
        table { width: 100%; border-collapse: collapse; margin: 20px 0; }
        th, td { padding: 15px; border: 1px solid #ddd; text-align: left; }
        footer { background: #1e293b; color: #cbd5e1; padding: 40px 0; text-align: center; }
        .floating-service { position: fixed; right: 20px; bottom: 20px; z-index: 100; }
        @media (max-width: 768px) { .nav-links { display: none; } }