:root { --primary: #ff475
7; --secondary: #2f3542; --accent: #ffa502; --bg:
 #ffffff; --text: #333; }
        * { box-sizing: border-box; margin: 
0; padding: 0; }
        body { font-family: 'PingFang SC', 'Microsoft YaHei', sans
-serif; line-height: 1.6; color: var(--text); background: #fdfdfd; }

        .container { max-width: 1200px; margin: 0 auto; padding: 0
 20px; }
        header { background: #fff; padding: 15px 0;
 border-bottom: 2px solid #eee; position: sticky; top: 0; z-index: 100
0; }
        .nav-inner { display: flex; align-items: center; justify-content: space-between; }

        .nav-links { display: flex; gap: 0; align-items: center; }
        .nav
-links a { padding: 0 15px; text-decoration: none; color: var(--secondary
); font-weight: 600; font-size: 14px; }
        .btn {
 padding: 10px 25px; border-radius: 5px; cursor: pointer; border: none; font-
weight: bold; transition: 0.3s; }
        .btn-primary { background: var(--
primary); color: #fff; }
        .hero { padding: 80px 0; text-align: center; background
: linear-gradient(135deg, #fff 0%, #ffeaa7 100%); }

        .hero h1 { font-size: 3rem; color: var(--secondary); margin-bottom: 
20px; }
        .section { padding: 60px 0; }
        .grid
-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 
1fr)); gap: 30px; }
        .card { padding: 30px; border-radius: 1
5px; background: #fff; box-shadow: 0 10px 30px rgba(0,
0,0,0.05); transition: 0.3s; }
        .card:hover { transform:
 translateY(-10px); }
        .faq-item { margin-bottom: 15px; border-bottom
: 1px solid #eee; padding-bottom: 10px; }
        .faq-q
 { font-weight: bold; cursor: pointer; display: flex; justify-content: space-between; }

        .faq-a { display: none; padding: 10px 0; font-size:
 0.9em; color: #666; }
        footer { background: var(--secondary); color: #
fff; padding: 40px 0; text-align: center; }
        .form-group
 { margin-bottom: 15px; }
        input, select, textarea { width: 100%; padding: 
10px; margin-top: 5px; border: 1px solid #ccc; border-radius: 4px;
 }
        @media (max-width: 768px) { .nav-links { display: none; } }