:root { --primary: #2d5a2
7; --accent: #8fb339; --bg: #f8faf9; --text: #3
33; --white: #ffffff; }
        * { box-sizing: border-box; margin: 
0; padding: 0; }
        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
; box-shadow: 0 2px 10px rgba(0,0,0,0.
05); position: sticky; top: 0; z-index: 1000; }

        nav { display: flex; align-items: center; justify-content: space-between; }
        
.nav-links { display: flex; gap: 0; }
        .nav-links a { padding
: 10px 15px; text-decoration: none; color: var(--text); font-weight: 50
0; transition: color 0.3s; }
        .hero { padding: 80px 0; text
-align: center; background: linear-gradient(135deg, #e8f5e9 0%, #
ffffff 100%); }
        .hero h1 { font-size: 3rem; margin-bottom: 20
px; color: var(--primary); }
        .btn { display: inline-block; padding: 12px 30
px; background: var(--primary); color: var(--white); text-decoration: none; border-radius: 5
px; transition: opacity 0.3s; }
        .section { padding: 60px 0; }

        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(3
00px, 1fr)); gap: 30px; }
        .card { background: var(--white); padding
: 30px; border-radius: 12px; box-shadow: 0 4px 6px
 rgba(0,0,0,0.05); transition: transform 0.3s; }
        .
card:hover { transform: translateY(-5px); }
        .faq-item { margin-bottom: 1
5px; border-bottom: 1px solid #eee; padding-bottom: 15px; }
        .faq
-q { font-weight: bold; cursor: pointer; display: flex; justify-content: space-between
; }
        .faq-a { display: none; padding-top: 10px; color: #6
66; }
        footer { background: #222; color: #ccc; padding: 40
px 0; text-align: center; }
        table { width: 100%; border-collapse: collapse
; margin-top: 20px; }
        th, td { border: 1px solid #ddd; padding
: 12px; text-align: left; }
        .form-group { margin-bottom: 1
5px; }
        input, select, textarea { width: 100%; padding: 10px; margin
-top: 5px; border: 1px solid #ccc; border-radius: 4px;
 }