:
root { --primary: #2563eb; --dark: #1e293b; --light
: #f8fafc; --accent: #8b5cf6; }
        * { box-sizing: border
-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC',
 'Microsoft YaHei', sans-serif; line-height: 1.6; color: var(--dark); background: #
ffffff; }
        .container { max-width: 1200px; margin: 0 auto
; padding: 0 20px; }
        header { background: rgba(255,255,25
5,0.95); backdrop-filter: blur(10px); position: sticky; top: 0; z-
index: 1000; border-bottom: 1px solid #e2e8f0; }
        .
nav-inner { display: flex; align-items: center; justify-content: space-between; height: 
80px; }
        .nav-links { display: flex; gap: 0; align-items:
 center; }
        .nav-links a { padding: 0 15px; text-decoration: none; color
: var(--dark); font-weight: 500; font-size: 14px; transition
: 0.3s; }
        .hero { padding: 100px 0; text
-align: center; background: linear-gradient(135deg, #eff6ff 0%, #
fef2f2 100%); }
        h1 { font-size: 3rem; margin-bottom: 
20px; color: #0f172a; }
        .btn { display: inline-block
; padding: 12px 30px; background: var(--primary); color: white; border-
radius: 8px; text-decoration: none; font-weight: 600; transition: 0.3s
; }
        .btn:hover { transform: translateY(-2px); box-shadow: 0 1
0px 15px -3px rgba(37,99,235,0.3); }

        .section { padding: 80px 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: white; transition: 0.3s; }
        
.card:hover { border-color: var(--primary); box-shadow: 0 20px 2
5px -5px rgba(0,0,0,0.1); }
        table { width: 100%;
 border-collapse: collapse; margin: 20px 0; }
        th, td { padding: 12
px; border: 1px solid #e2e8f0; text-align: left; }
        .faq
-item { margin-bottom: 10px; border-bottom: 1px solid #e2e8f0
; }
        .faq-q { padding: 15px; cursor: pointer; font-weight: 
600; display: flex; justify-content: space-between; }
        .faq-a { padding: 0 
15px 15px; color: #64748b; }
        footer { background: var
(--dark); color: #cbd5e1; padding: 60px 0 20px; text-
align: center; }
        .footer-links a { color: #cbd5e1; margin: 0 1
0px; text-decoration: none; }