:root { --primary: #FF6B9D; --secondary: #4D
7CFE; --bg: #FFF9FB; --text: #2D3436; --card
: #FFFFFF; }
        * { margin: 0; padding: 0; box-sizing: border
-box; }
        body { font-family: 'PingFang SC', sans-serif; background-color: 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: 1
px solid #eee; 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
: 10px 15px; text-decoration: none; color: var(--text); font-weight: 50
0; transition: color 0.3s; }
        .btn { padding: 10px 20px;
 border-radius: 25px; text-decoration: none; background: var(--primary); color: #
fff; font-weight: bold; }
        .hero { padding: 100px 0; text-align
: center; }
        h1 { font-size: 3rem; margin-bottom: 20px; color:
 var(--text); }
        .grid { display: grid; grid-template-columns: repeat(auto-
fit, minmax(300px, 1fr)); gap: 30px; margin-top
: 40px; }
        .card { background: var(--card); padding: 30px
; border-radius: 20px; box-shadow: 0 10px 30px rgba(0,
0,0,0.05); }
        .faq-item { margin-bottom: 15px; border-bottom
: 1px solid #eee; padding-bottom: 10px; }
        footer { background: #2D
3436; color: #fff; padding: 50px 0; margin-top: 5
0px; }
        footer a { color: #ccc; text-decoration: none; }
        .float
-kefu { position: fixed; right: 20px; bottom: 50px; z
-index: 999; }