:root { --primary: #6366f1; --accent: #f472
b6; --bg: #f9fafb; --text: #1f2937; }

        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font
-family: 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); line-height: 1
.6; }
        .container { max-width: 1200px; margin: 0
 auto; padding: 0 20px; }
        header { background: #fff; padding: 
15px 0; border-bottom: 1px solid #e5e7eb; position: sticky; top
: 0; z-index: 1000; }
        .nav-wrapper { display:
 flex; justify-content: space-between; align-items: center; }
        .nav-links { display: flex; gap
: 0; }
        .nav-links a { padding: 10px 15px; text
-decoration: none; color: var(--text); font-weight: 500; }
        .
hero { padding: 80px 0; text-align: center; background: linear-gradient(1
35deg, #eef2ff 0%, #fae8ff 100%); }
        h
1 { font-size: 3rem; margin-bottom: 20px; color: #1118
27; }
        .btn-primary { background: var(--primary); color: #fff; padding: 12
px 30px; border-radius: 8px; text-decoration: none; display: inline-block; transition
: 0.3s; }
        .btn-primary:hover { transform: translateY(-2px); box
-shadow: 0 10px 15px -3px rgba(0,0,0,0.
1); }
        .section { padding: 60px 0; }
        .grid { display
: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1
fr)); gap: 30px; }
        .card { background: #fff; padding: 25px;
 border-radius: 16px; box-shadow: 0 4px 6px rgba(0,0,
0,0.05); }
        table { width: 100%; border-collapse: collapse
; margin: 20px 0; }
        th, td { border: 1px solid #e5
e7eb; padding: 12px; text-align: left; }
        .footer { background: #1
11827; color: #f9fafb; padding: 40px 0; text
-align: center; }
        .float-kefu { position: fixed; right: 20px;
 bottom: 50px; z-index: 999; }
        @media (max-width
: 768px) { .nav-links { display: none; } .hero h1 { font-size:
 2rem; } }