:root{color-scheme:light}*{box-sizing:border-box}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f7f8fa;color:#111827}a{color:inherit;text-decoration:none}.container{max-width:1040px;margin:0 auto;padding:24px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:20px}.grid{display:grid;grid-gap:16px;gap:16px}.grid-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}