:root { --primary: #6366f1; --dark: #0f17
2a; --light: #f8fafc; --accent: #22d3ee; }
        
* { box-sizing: border-box; margin: 0; padding: 0; }
        body
 { font-family: 'Segoe UI', Roboto, sans-serif; line-height: 1.6; color: #
334155; background: #ffffff; }
        .container { max-width: 1200px
; margin: 0 auto; padding: 0 20px; }
        header { background: rgba
(255,255,255,0.95); backdrop-filter: blur(10px); position
: fixed; width: 100%; top: 0; z-index: 1000; border-
bottom: 1px solid #e2e8f0; }
        nav { display: flex; align
-items: center; justify-content: space-between; height: 80px; }
        .nav-links { display
: flex; gap: 0; }
        .nav-links a { padding: 0 15px;
 color: #1e293b; text-decoration: none; font-weight: 500; font-size:
 14px; }
        .hero { padding: 160px 0 100px; text
-align: center; background: radial-gradient(circle at top, #eef2ff, #ffffff); }
        h
1 { font-size: 3rem; margin-bottom: 20px; color: #0f172a
; }
        .btn { padding: 12px 30px; border-radius: 8px; text
-decoration: none; font-weight: 600; display: inline-block; transition: 0
.3s; }
        .btn-primary { background: var(--primary); color: white; }
        .section
 { padding: 80px 0; }
        .grid-3 { display: grid; grid-template-columns: repeat
(auto-fit, minmax(300px, 1fr)); gap: 30px; }

        .card { padding: 30px; border: 1px solid #e2e8f0; border
-radius: 16px; background: white; transition: 0.3s; }
        .card:hover { transform
: translateY(-5px); border-color: var(--primary); box-shadow: 0 10px 25
px rgba(0,0,0,0.05); }
        .faq-item { margin-bottom: 1
5px; border-bottom: 1px solid #e2e8f0; padding-bottom: 1
5px; }
        .footer { background: var(--dark); color: #94a3b8; padding: 5
0px 0; text-align: center; }
        .float-kefu { position: fixed; bottom: 
30px; right: 30px; z-index: 999; }
        table { width: 1
00%; border-collapse: collapse; margin: 20px 0; }
        th, td { padding
: 15px; border: 1px solid #e2e8f0; text-align:
 left; }