.tool-columns[data-astro-cid-ycgztr3j]{display:grid;grid-template-columns:1fr 1fr;gap:2rem}@media(max-width:768px){.tool-columns[data-astro-cid-ycgztr3j]{grid-template-columns:1fr}}.input-section[data-astro-cid-ycgztr3j]{max-width:400px}.input-group[data-astro-cid-ycgztr3j]{margin-bottom:1.5rem}.input-group[data-astro-cid-ycgztr3j] label[data-astro-cid-ycgztr3j]{display:block;font-weight:600;margin-bottom:.5rem}.input-group[data-astro-cid-ycgztr3j] input[data-astro-cid-ycgztr3j],.input-group[data-astro-cid-ycgztr3j] select[data-astro-cid-ycgztr3j]{width:100%;padding:.75rem;border:2px solid #e2e8f0;border-radius:8px;font-size:1rem;box-sizing:border-box}.input-group[data-astro-cid-ycgztr3j] input[data-astro-cid-ycgztr3j]:focus,.input-group[data-astro-cid-ycgztr3j] select[data-astro-cid-ycgztr3j]:focus{outline:none;border-color:#06b6d4}.input-unit[data-astro-cid-ycgztr3j]{display:block;font-size:.875rem;color:#64748b;margin-top:.25rem}.result-section[data-astro-cid-ycgztr3j] h3[data-astro-cid-ycgztr3j]{font-size:1.125rem;margin-bottom:1rem;color:#1e293b}.water-result[data-astro-cid-ycgztr3j]{text-align:center;padding:2rem;background:linear-gradient(135deg,#ecfeff,#cffafe);border-radius:12px;margin-bottom:1.5rem}.water-icon[data-astro-cid-ycgztr3j]{font-size:2.5rem;margin-bottom:.5rem}.water-value[data-astro-cid-ycgztr3j]{font-size:3rem;font-weight:700;color:#0891b2}.water-label[data-astro-cid-ycgztr3j]{font-size:.875rem;color:#0e7490;margin-top:.25rem}.electrolyte-grid[data-astro-cid-ycgztr3j]{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-bottom:1.5rem}@media(max-width:500px){.electrolyte-grid[data-astro-cid-ycgztr3j]{grid-template-columns:1fr}}.electrolyte-card[data-astro-cid-ycgztr3j]{background:#f8fafc;border-radius:10px;padding:1rem;text-align:center;border:2px solid transparent}.electrolyte-card[data-astro-cid-ycgztr3j].sodium{border-color:#fbbf24;background:#fffbeb}.electrolyte-card[data-astro-cid-ycgztr3j].potassium{border-color:#a78bfa;background:#f5f3ff}.electrolyte-card[data-astro-cid-ycgztr3j].magnesium{border-color:#34d399;background:#ecfdf5}.electrolyte-card[data-astro-cid-ycgztr3j].calcium{border-color:#f472b6;background:#fdf2f8}.electrolyte-icon[data-astro-cid-ycgztr3j]{font-size:1.5rem;margin-bottom:.25rem}.electrolyte-name[data-astro-cid-ycgztr3j]{font-size:.75rem;font-weight:600;color:#64748b;margin-bottom:.25rem}.electrolyte-value[data-astro-cid-ycgztr3j]{font-size:1.5rem;font-weight:700;color:#1e293b}.electrolyte-unit[data-astro-cid-ycgztr3j]{font-size:.75rem;color:#64748b}.note[data-astro-cid-ycgztr3j]{font-size:.875rem;color:#64748b;padding:1rem;background:#f8fafc;border-radius:8px;text-align:center}