:root { --primary: #bf00ff; --bg: #0a051
2; --text: #e0e0e0; --card: #1a1025; }
        body
 { font-family: 'PingFang SC', sans-serif; background: var(--bg); color: var(--text); margin:
 0; line-height: 1.6; }
        .container { max-width: 1200px
; margin: 0 auto; padding: 0 20px; }
        header { background: rgba(10
, 5, 18, 0.9); padding: 20px 0; border-
bottom: 1px solid var(--primary); position: sticky; top: 0; z-index: 1000
; }
        .nav-wrapper { display: flex; align-items: center; justify-content: space
-between; }
        .nav-links { display: flex; gap: 0; }
        .nav
-links a { color: #fff; text-decoration: none; padding: 10px 15px; font-
size: 14px; }
        .btn { padding: 12px 25px; border-
radius: 5px; cursor: pointer; transition: 0.3s; border: none; font-
weight: bold; }
        .btn-primary { background: var(--primary); color: #fff; }

        .hero { padding: 100px 0; text-align: center; }
        
.hero h1 { font-size: 3rem; margin-bottom: 20px; background: linear-gradient(to
 right, #fff, var(--primary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
 }
        .card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(2
80px, 1fr)); gap: 20px; margin: 40px 0;
 }
        .card { background: var(--card); padding: 30px; border-radius: 
10px; border: 1px solid #333; transition: 0.3s; }
        .
card:hover { transform: translateY(-10px); border-color: var(--primary); }
        .faq-item
 { background: #1f1530; margin: 10px 0; padding: 20
px; border-radius: 5px; }
        footer { padding: 40px 0; background: #0
5020a; text-align: center; border-top: 1px solid #333;
 }
        .floating-kefu { position: fixed; right: 20px; bottom: 5
0px; background: var(--primary); padding: 10px; border-radius: 50%; }
        table
 { width: 100%; border-collapse: collapse; background: var(--card); }
        th, td { padding
: 15px; border: 1px solid #333; text-align: center; }
    </
style>