:root { --primary: #6366f1; --bg: #f8fafc; --text: #1e293b; --accent: #8b5cf6; }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'Segoe UI', system-ui, sans-serif; background-color: var(--bg); color: var(--text); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { background: rgba(255,255,255,0.9); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 100; border-bottom: 1px solid #e2e8f0; }
        .nav-wrapper { display: flex; align-items: center; justify-content: space-between; height: 70px; }
        .nav-links { display: flex; gap: 0; align-items: center; }
        .nav-links a { padding: 0 15px; text-decoration: none; color: var(--text); font-weight: 500; transition: color 0.3s; }
        .hero { padding: 80px 0; text-align: center; background: linear-gradient(135deg, #eff6ff, #f5f3ff); }
        h1 { font-size: 2.5rem; margin-bottom: 20px; color: #0f172a; }
        .btn { display: inline-block; padding: 12px 30px; background: var(--primary); color: white; border-radius: 8px; text-decoration: none; font-weight: 600; margin-top: 20px; transition: transform 0.2s; }
        .btn:hover { transform: translateY(-2px); }
        .card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; padding: 40px 0; }
        .card { background: white; padding: 30px; border-radius: 16px; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1); border: 1px solid #e2e8f0; }
        .faq-item { margin-bottom: 15px; border-bottom: 1px solid #e2e8f0; padding-bottom: 10px; cursor: pointer; }
        footer { background: #0f172a; color: #94a3b8; padding: 40px 0; text-align: center; }
        .hidden { display: none; }
        @media (max-width: 768px) { .nav-links { display: none; } }