:root { --primary: #6366
f1; --dark: #1e293b; --light: #f8fafc; --accent
: #ec4899; }
        * { box-sizing: border-box; margin: 
0; padding: 0; }
        body { font-family: 'PingFang SC', 'Microsoft YaHei',
 sans-serif; line-height: 1.6; color: #334155; 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;
 }
        .nav-links a { padding: 8px 15px; text-decoration: none; color
: #475569; font-weight: 500; transition: color 0.3s;
 }
        .hero { padding: 80px 0; background: linear-gradient(135deg, #f
1f5f9 0%, #e0e7ff 100%); text-align: center;
 }
        h1 { font-size: 3rem; margin-bottom: 20px; color
: #0f172a; }
        .btn { display: inline-block; padding: 12
px 30px; border-radius: 8px; background: var(--primary); color: #fff; text
-decoration: none; font-weight: bold; transition: transform 0.2s; }
        .
section { padding: 60px 0; }
        .grid { display: grid; grid-template-columns
: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }

        .card { padding: 30px; border: 1px solid #e2e8f0;
 border-radius: 16px; background: #fff; transition: box-shadow 0.3s; }
        .
card:hover { box-shadow: 0 10px 25px rgba(0,0,0,0.1
); }
        .faq-item { margin-bottom: 15px; border-bottom: 1px solid #
e2e8f0; }
        .faq-question { padding: 15px 0; cursor
: pointer; font-weight: 600; display: flex; justify-content: space-between; }
        
footer { padding: 40px 0; background: var(--dark); color: #94a3b
8; text-align: center; }
        .footer-links a { color: #fff; margin: 0
 10px; text-decoration: none; }