:root { --primary: #6d28d9; --accent: #
a855f7; --bg: #f8fafc; --text: #1e293
b; --white: #ffffff; }
        * { margin: 0; padding: 0; box-
sizing: border-box; }
        body { font-family: 'PingFang SC', 'Microsoft YaHei',
 sans-serif; background: var(--bg); color: var(--text); line-height: 1.6
; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0
 20px; }
        header { background: var(--white); padding: 15px 0;
 border-bottom: 1px solid #e2e8f0; position: sticky; top: 0; z
-index: 100; }
        .nav-content { display: flex; justify-content: space-between; align
-items: center; }
        .nav-links { display: flex; gap: 0; list-style: none
; }
        .nav-links a { padding: 10px 15px; text-decoration: none; color
: var(--text); font-weight: 500; font-size: 14px; transition: 
0.3s; }
        .nav-links a:hover { color: var(--primary); }

        .hero { padding: 80px 0; text-align: center; background: linear-gradient(1
35deg, #f5f3ff 0%, #ffffff 100%); }
        h
1 { font-size: 3rem; color: var(--primary); margin-bottom: 20px; }

        .btn { display: inline-block; padding: 12px 30px; background: var(--primary);
 color: white; border-radius: 8px; text-decoration: none; font-weight: 6
00; margin-top: 20px; transition: transform 0.2s; }
        .
btn:hover { transform: translateY(-2px); background: var(--accent); }
        section { padding: 6
0px 0; }
        .grid-3 { display: grid; grid-template-columns: repeat
(auto-fit, minmax(300px, 1fr)); gap: 30px; }

        .card { background: var(--white); padding: 30px; border-radius: 16
px; box-shadow: 0 4px 6px rgba(0,0,0,0.0
5); transition: 0.3s; }
        .card:hover { box-shadow: 0
 10px 15px 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; }
        footer { background: #1e293b; color: #cbd5e1
; padding: 40px 0; text-align: center; }