* { margin: 0; padding: 0; box-sizing: border-box; } body { font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; color: #333; line-height: 1.6; } .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; } .site-header { background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,.08); position: sticky; top: 0; z-index: 100; } .site-header .container { display: flex; justify-content: space-between; align-items: center; height: 64px; } .logo { font-size: 22px; font-weight: 700; color: #2563eb; } .site-header nav a { margin-left: 24px; text-decoration: none; color: #555; } .site-header nav a:hover { color: #2563eb; } .hero { background: linear-gradient(135deg, #2563eb, #1e40af); color: #fff; padding: 100px 0; text-align: center; } .hero h1 { font-size: 48px; margin-bottom: 20px; } .hero p { font-size: 20px; opacity: .9; margin-bottom: 32px; } .btn-primary { display: inline-block; background: #fff; color: #2563eb; padding: 14px 40px; border-radius: 30px; text-decoration: none; font-weight: 600; } .services { padding: 80px 0; background: #f8fafc; } .services h2, .about h2 { text-align: center; font-size: 32px; margin-bottom: 40px; } .service-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; } .service-card { background: #fff; padding: 32px; border-radius: 12px; box-shadow: 0 2px 12px rgba(0,0,0,.06); } .service-card h3 { font-size: 20px; margin-bottom: 12px; color: #2563eb; } .site-footer { background: #1e293b; color: #cbd5e1; padding: 32px 0; text-align: center; } .site-footer a { color: #93c5fd; }