:root { --primary: #0066ff; --bg: #ffffff; --text: #333333; --accent: #ff4757; }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; line-height: 1.6; color: var(--text); background: #fdfdfd; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { background: #fff; padding: 15px 0; border-bottom: 1px solid #eee; position: sticky; top: 0; z-index: 1000; }
        .nav-wrapper { display: flex; justify-content: space-between; align-items: center; }
        .nav-links { display: flex; gap: 0; list-style: none; }
        .nav-links li a { padding: 10px 15px; text-decoration: none; color: #333; font-weight: 500; }
        .hero { padding: 80px 0; text-align: center; background: linear-gradient(135deg, #f0f7ff 0%, #fff 100%); }
        h1 { font-size: 2.8rem; margin-bottom: 20px; color: var(--primary); }
        .btn { padding: 12px 30px; background: var(--primary); color: #fff; border-radius: 5px; text-decoration: none; display: inline-block; transition: 0.3s; }
        .section { padding: 60px 0; }
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
        .card { padding: 25px; background: #fff; border-radius: 12px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); transition: 0.3s; }
        .card:hover { transform: translateY(-5px); box-shadow: 0 8px 25px rgba(0,0,0,0.1); }
        table { width: 100%; border-collapse: collapse; margin-top: 20px; }
        th, td { padding: 15px; border: 1px solid #ddd; text-align: left; }
        footer { background: #1a1a1a; color: #ccc; padding: 40px 0; text-align: center; }
        .faq-item { margin-bottom: 15px; border-bottom: 1px solid #eee; }
        .faq-q { cursor: pointer; padding: 15px; background: #f9f9f9; font-weight: bold; }
        .form-group { margin-bottom: 15px; }
        input, select, textarea { width: 100%; padding: 10px; border: 1px solid #ccc; border-radius: 4px; }