.tool-columns[data-astro-cid-cum5jopl]{display:grid;grid-template-columns:1fr;gap:1.5rem;margin-bottom:1.5rem}@media(min-width:768px){.tool-columns[data-astro-cid-cum5jopl]{grid-template-columns:1fr 1fr}}.tool-section[data-astro-cid-cum5jopl]{background:#f8fafc;padding:1.5rem;border-radius:8px}.tool-section[data-astro-cid-cum5jopl] h3[data-astro-cid-cum5jopl]{margin:0 0 1rem;color:#1e293b;font-size:1.1rem}select[data-astro-cid-cum5jopl]{width:100%;padding:.75rem;border:1px solid #e2e8f0;border-radius:6px;font-size:1rem;background:#fff}#carbonResult[data-astro-cid-cum5jopl]{font-size:2.5rem;font-weight:700;color:#16a34a}#carbonDetail[data-astro-cid-cum5jopl],#comparisonDetail[data-astro-cid-cum5jopl]{margin-top:.5rem;color:#64748b}