:root{--bg:#fff;--fg:#171717;--muted:#6b7280;--border:#e5e7eb;--primary:#111827}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font-family:Arial,sans-serif}a{color:inherit;text-decoration:none}.container{width:min(100% - 2rem,1200px);margin-inline:auto}.text-muted-foreground{color:var(--muted)}.bg-primary{background:var(--primary)}.text-primary-foreground{color:#fff}.text-primary{color:#374151}.border{border:1px solid var(--border)}.border-b{border-bottom:1px solid var(--border)}.border-t{border-top:1px solid var(--border)}.rounded-xl{border-radius:.75rem}.rounded-lg{border-radius:.5rem}.rounded-md{border-radius:.375rem}.grid{display:grid}.flex{display:flex}.hidden{display:none}@media(min-width:768px){.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(min-width:1024px){.lg\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.lg\:grid-cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}}img{max-width:100%;height:auto}