.tool-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:24px}.tool-card h3{font-size:24px}.muted{color:#64748b;text-align:center}.mutedText{color:#64748b;word-break:break-word;margin-top:16px}.error{color:#b91c1c}.big{margin-top:12px;font-size:42px;font-weight:800}.big.good{color:#15803d}.big.bad{color:#b91c1c}.metrics{grid-template-columns:repeat(auto-fit,minmax(145px,1fr));gap:12px;margin-top:18px;display:grid}.metric{background:#f8fafc;border-radius:12px;padding:14px}.metric span{color:#64748b;display:block}.metric strong{color:#0f172a;margin-top:4px;font-size:20px;display:block}