body{margin:0;font-family:Arial;background:#0a0f1d;color:#fff;padding:20px;} .nav a{color:#38bdf8;margin-right:12px;text-decoration:none;} .card{padding:20px;background:#111827;border-radius:12px;margin:10px 0;} img{max-width:100%;border-radius:10px;} .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;} .tile{padding:14px;background:#1f2937;border-radius:12px;} .small{font-size:13px;color:#9ca3af;}