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minmax(280px,.9fr);gap:1.2rem;display:grid}.input-card[data-astro-cid-dj4cugpc],.result-card[data-astro-cid-dj4cugpc],.chart-card[data-astro-cid-dj4cugpc],.engineering-note[data-astro-cid-dj4cugpc]{border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.2rem,3vw,1.7rem)}.input-card[data-astro-cid-dj4cugpc]{background:var(--surface);gap:1rem;margin:0;display:grid}.input-card[data-astro-cid-dj4cugpc] h2[data-astro-cid-dj4cugpc],.result-card[data-astro-cid-dj4cugpc] h2[data-astro-cid-dj4cugpc],.chart-card[data-astro-cid-dj4cugpc] h2[data-astro-cid-dj4cugpc],.engineering-note[data-astro-cid-dj4cugpc] h2[data-astro-cid-dj4cugpc]{color:var(--navy-deep);margin:0;font-size:1.2rem}.input-card[data-astro-cid-dj4cugpc] .card-label[data-astro-cid-dj4cugpc],.result-card[data-astro-cid-dj4cugpc] .card-label[data-astro-cid-dj4cugpc],.chart-card[data-astro-cid-dj4cugpc] 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strong[data-astro-cid-dj4cugpc]{color:var(--navy);font-variant-numeric:tabular-nums;font-size:clamp(2.5rem,7vw,4.8rem);line-height:1}.result-number[data-astro-cid-dj4cugpc] span[data-astro-cid-dj4cugpc]{color:var(--ink-soft);font-size:.88rem}.result-details[data-astro-cid-dj4cugpc]{gap:.7rem;margin:0;display:grid}.result-details[data-astro-cid-dj4cugpc] div[data-astro-cid-dj4cugpc]{border-top:1px solid var(--line);justify-content:space-between;gap:1rem;padding-top:.7rem;display:flex}.result-details[data-astro-cid-dj4cugpc] dt[data-astro-cid-dj4cugpc]{color:var(--ink-soft)}.result-details[data-astro-cid-dj4cugpc] dd[data-astro-cid-dj4cugpc]{text-align:right;margin:0;font-weight:700}.copy-button[data-astro-cid-dj4cugpc],.scale-toggle[data-astro-cid-dj4cugpc] button[data-astro-cid-dj4cugpc]{border:1px solid var(--line);min-height:40px;color:var(--navy);cursor:pointer;background:#fff;border-radius:7px;padding:.45rem .8rem;font-weight:700}.copy-button[data-astro-cid-dj4cugpc]{margin-top:1.25rem}.warning-note[data-astro-cid-dj4cugpc]{color:var(--warning);background:#fff8eb;border-left:3px solid #d69b42;padding:.8rem;font-size:.86rem}.engineering-note[data-astro-cid-dj4cugpc]{border-left:4px solid var(--teal);background:var(--teal-light);margin-top:1.2rem}.engineering-note[data-astro-cid-dj4cugpc] p[data-astro-cid-dj4cugpc]{color:#49645b;margin:.65rem 0 0}.small-note[data-astro-cid-dj4cugpc]{font-size:.82rem}.chart-card[data-astro-cid-dj4cugpc]{margin-top:1.2rem}.chart-heading[data-astro-cid-dj4cugpc]{justify-content:space-between;align-items:start;gap:1rem;display:flex}.scale-toggle[data-astro-cid-dj4cugpc]{gap:.4rem;display:flex}.scale-toggle[data-astro-cid-dj4cugpc] button[data-astro-cid-dj4cugpc].is-active{color:#fff;border-color:var(--navy);background:var(--navy)}.chart-wrap[data-astro-cid-dj4cugpc]{margin-top:1rem;position:relative;overflow:hidden}.chart-wrap[data-astro-cid-dj4cugpc] svg[data-astro-cid-dj4cugpc]{touch-action:none;width:100%;height:auto}.chart-tooltip[data-astro-cid-dj4cugpc]{z-index:2;border:1px solid var(--line);min-width:120px;color:var(--ink);pointer-events:none;background:#fffffff5;border-radius:7px;padding:.5rem .65rem;font-size:.8rem;display:grid;position:absolute;box-shadow:0 8px 22px #173f3821}.chart-tooltip[data-astro-cid-dj4cugpc][hidden]{display:none}.chart-tooltip[data-astro-cid-dj4cugpc] span[data-astro-cid-dj4cugpc]{color:var(--navy);font-weight:750}.chart-legend[data-astro-cid-dj4cugpc],.axis-label[data-astro-cid-dj4cugpc]{text-align:center;color:var(--ink-soft);font-size:.78rem}.chart-legend[data-astro-cid-dj4cugpc] .legend-swatch[data-astro-cid-dj4cugpc]{vertical-align:middle;background:var(--navy);width:22px;height:3px;margin-right:.35rem;display:inline-block}.basis-section[data-astro-cid-dj4cugpc]{border-top:1px solid var(--line)}.basis-section[data-astro-cid-dj4cugpc] h2[data-astro-cid-dj4cugpc]{color:var(--navy-deep)}.grid-4[data-astro-cid-dj4cugpc]{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-lines line{stroke:#dfeae5;stroke-width:1px}.grid-lines text{fill:#6d8279;font-size:13px}.viscosity-line{fill:none;stroke:#347b6d;stroke-width:4px;stroke-linecap:round;stroke-linejoin:round}.hover-line{stroke:#72a995;stroke-width:1px;stroke-dasharray:4 4}.hover-point{fill:#fff;stroke:#347b6d;stroke-width:4px}@media (width<=800px){.calc-grid[data-astro-cid-dj4cugpc]{grid-template-columns:1fr}.grid-4[data-astro-cid-dj4cugpc]{grid-template-columns:repeat(2,minmax(0,1fr))}.chart-heading[data-astro-cid-dj4cugpc]{display:grid}.scale-toggle[data-astro-cid-dj4cugpc]{justify-self:start}.chart-wrap[data-astro-cid-dj4cugpc]{overflow-x:auto}.chart-wrap[data-astro-cid-dj4cugpc] svg[data-astro-cid-dj4cugpc]{min-width:680px}}@media (width<=520px){.tab-panel[data-astro-cid-dj4cugpc]{padding:.8rem}.range-grid[data-astro-cid-dj4cugpc],.grid-4[data-astro-cid-dj4cugpc]{grid-template-columns:1fr}.result-number[data-astro-cid-dj4cugpc] strong[data-astro-cid-dj4cugpc]{font-size:3.1rem}.application-grid[data-astro-cid-dj4cugpc]{gap:.8rem}}