:root { --primary: #6366f1; --dark
: #1e293b; --light: #f8fafc; --accent: #0ea5e
9; }
        * { box-sizing: border-box; margin: 0; padding: 0
; }
        body { font-family: 'PingFang SC', sans-serif; line-height: 1
.6; color: #334155; background-color: #fff; }
        .container { max
-width: 1200px; margin: 0 auto; padding: 0 20px; }

        header { background: #fff; border-bottom: 1px solid #e2e8f0; position: sticky;
 top: 0; z-index: 1000; }
        .nav-wrapper { display
: flex; align-items: center; justify-content: space-between; height: 70px; }
        
.nav-links { display: flex; gap: 0; }
        .nav-links a { padding
: 0 15px; text-decoration: none; color: var(--dark); font-weight: 500;
 font-size: 14px; }
        .hero { padding: 80px 0; text
-align: center; background: linear-gradient(135deg, #f1f5f9 0%, #
fff 100%); }
        h1 { font-size: 3rem; margin-bottom: 
20px; color: var(--dark); }
        .btn { display: inline-block; padding: 12
px 30px; background: var(--primary); color: #fff; border-radius: 8px
; text-decoration: none; transition: 0.3s; }
        section { padding: 6
0px 0; }
        .grid { display: grid; grid-template-columns: repeat(auto-fit
, minmax(280px, 1fr)); gap: 30px; }
        .card { padding
: 30px; border: 1px solid #e2e8f0; border-radius: 12
px; transition: 0.3s; }
        .card:hover { transform: translateY(-5px
); box-shadow: 0 10px 20px rgba(0,0,0,0.05); }

        table { width: 100%; border-collapse: collapse; margin-top: 20
px; }
        th, td { padding: 15px; border: 1px solid #e
2e8f0; text-align: left; }
        .faq-item { border-bottom: 1px solid
 #e2e8f0; padding: 20px 0; cursor: pointer; }
        
footer { background: #0f172a; color: #94a3b8; padding: 4
0px 0; text-align: center; }
        .nav-links a.ai-page-home-
link { color: var(--primary); }