:root { --primary: #6366f1; --dark
: #1e293b; --light: #f8fafc; --accent: #ec489
9; }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        
body { font-family: 'PingFang SC', sans-serif; line-height: 1.6; color: var(--dark
); background: #ffffff; }
        .container { max-width: 1200px; margin
: 0 auto; padding: 0 20px; }
        header { padding: 20px 
0; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid
 #e2e8f0; }
        .nav-links { display: flex; gap: 0
; list-style: none; }
        .nav-links a { padding: 10px 1
5px; text-decoration: none; color: var(--dark); font-weight: 500; }
        .
hero { padding: 80px 0; text-align: center; background: linear-gradient(1
35deg, #f5f7fa 0%, #e2e8f0 100%); }

        h1 { font-size: 3rem; margin-bottom: 20px; color:
 var(--dark); }
        .btn { display: inline-block; padding: 12px 30px;
 background: var(--primary); color: white; border-radius: 8px; text-decoration: none; transition: 
0.3s; }
        .btn:hover { background: var(--accent); }
        .section
 { padding: 60px 0; }
        .grid { display: grid; grid-template-columns: repeat
(auto-fit, minmax(300px, 1fr)); gap: 30px; }

        .card { padding: 30px; border-radius: 12px; background: white
; border: 1px solid #e2e8f0; transition: 0.3s; }
        .card
:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(0,
0,0,0.1); }
        table { width: 100%; border-collapse:
 collapse; margin-top: 20px; }
        th, td { padding: 15px;
 border: 1px solid #e2e8f0; text-align: center; }
        footer { padding
: 40px 0; background: var(--dark); color: white; text-align: center; }
        footer
 a { color: #cbd5e1; text-decoration: none; margin: 0 10px; }

        .form-group { margin-bottom: 15px; }
        input, select, textarea { width: 1
00%; padding: 10px; border: 1px solid #e2e8f0;
 border-radius: 5px; }