:root { --primary: #6
366f1; --dark: #0f172a; --light: #f8fafc
; --text: #334155; }
        * { box-sizing: border-box; margin:
 0; padding: 0; }
        body { font-family: -apple-system, BlinkMacSystemFont,
 "Segoe UI", Roboto, sans-serif; color: var(--text); line-height: 1.6; background: #fff
; }
        .container { max-width: 1200px; margin: 0 auto; padding
: 0 20px; }
        header { padding: 20px 0; background: #fff
; border-bottom: 1px solid #e2e8f0; position: sticky; top: 0; z
-index: 1000; }
        .nav-wrapper { display: flex; justify-content
: space-between; align-items: center; }
        .nav-links { display: flex; gap
: 0; align-items: center; list-style: none; }
        .nav-links a { padding
: 0 15px; color: var(--dark); text-decoration: none; font-weight: 
500; }
        .hero { padding: 100px 0; text-align: center; background
: linear-gradient(135deg, #f5f3ff 0%, #ffffff 100%); }

        h1 { font-size: 3rem; margin-bottom: 20px; color:
 var(--dark); }
        .btn { display: inline-block; padding: 12px 30
px; border-radius: 8px; text-decoration: none; font-weight: 600; transition: 0
.3s; }
        .btn-primary { background: var(--primary); color: #fff; }

        section { padding: 80px 0; }
        .grid { display: grid; grid
-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 3
0px; margin-top: 40px; }
        .card { padding: 30px; border: 
1px solid #e2e8f0; border-radius: 16px; transition: 0
.3s; }
        .card:hover { transform: translateY(-5px); box-shadow: 
0 10px 25px rgba(0,0,0,0.1); }
        
table { width: 100%; border-collapse: collapse; margin-top: 20px;
 }
        th, td { padding: 15px; border: 1px solid #e2e8f0;
 text-align: left; }
        .faq-item { margin-bottom: 15px; border:
 1px solid #e2e8f0; border-radius: 8px; overflow: hidden; }
        
.faq-q { padding: 15px; background: #f1f5f9; cursor: pointer
; font-weight: bold; }
        .faq-a { padding: 15px; display:
 none; }
        footer { background: var(--dark); color: #fff; padding: 50px 0
; text-align: center; }
        .float-kefu { position: fixed; bottom: 30
px; right: 30px; width: 60px; height: 60px; z
-index: 999; }