.page-shell[data-astro-cid-ovjrmv6e]{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:30px 0 80px}.breadcrumbs[data-astro-cid-ovjrmv6e]{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:30px;color:var(--muted, #5f6b66);font-size:.92rem}.breadcrumbs[data-astro-cid-ovjrmv6e] a[data-astro-cid-ovjrmv6e]{color:inherit}.page-header[data-astro-cid-ovjrmv6e]{max-width:850px;margin-bottom:30px}.eyebrow[data-astro-cid-ovjrmv6e],.section-label[data-astro-cid-ovjrmv6e]{margin:0 0 8px;color:#176a4b;font-size:.78rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.page-header[data-astro-cid-ovjrmv6e] h1[data-astro-cid-ovjrmv6e]{margin:0 0 18px;font-size:clamp(2.2rem,5vw,4.4rem);line-height:1.04;letter-spacing:-.045em}.intro[data-astro-cid-ovjrmv6e]{max-width:780px;margin:0;color:var(--muted, #52615a);font-size:1.12rem;line-height:1.75}.calculator-card[data-astro-cid-ovjrmv6e],.quick-answer[data-astro-cid-ovjrmv6e]{border:1px solid #dfe7e2;border-radius:24px;background:#fff;box-shadow:0 14px 40px #12362712}.calculator-card[data-astro-cid-ovjrmv6e]{padding:clamp(22px,4vw,38px);margin-bottom:28px}.calculator-heading-row[data-astro-cid-ovjrmv6e]{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:26px}.calculator-heading-row[data-astro-cid-ovjrmv6e] h2[data-astro-cid-ovjrmv6e]{margin:0;font-size:clamp(1.55rem,3vw,2.15rem)}.reverse-link[data-astro-cid-ovjrmv6e],.text-link[data-astro-cid-ovjrmv6e]{color:#176a4b;font-weight:750;text-decoration:none}.reverse-link[data-astro-cid-ovjrmv6e]:hover,.text-link[data-astro-cid-ovjrmv6e]:hover{text-decoration:underline}.calculator-grid[data-astro-cid-ovjrmv6e]{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:20px;align-items:center}.field-group[data-astro-cid-ovjrmv6e] label[data-astro-cid-ovjrmv6e]{display:block;margin-bottom:8px;font-weight:750}.input-shell[data-astro-cid-ovjrmv6e]{min-height:72px;display:flex;align-items:center;overflow:hidden;border:1px solid #cfdad4;border-radius:16px;background:#fbfdfc}.input-shell[data-astro-cid-ovjrmv6e]:focus-within{border-color:#176a4b;box-shadow:0 0 0 3px #176a4b1f}.input-shell[data-astro-cid-ovjrmv6e] input[data-astro-cid-ovjrmv6e],.input-shell[data-astro-cid-ovjrmv6e] output[data-astro-cid-ovjrmv6e]{width:100%;padding:18px;border:0;outline:none;background:transparent;color:#16251e;font:inherit;font-size:clamp(1.35rem,3vw,1.85rem);font-weight:800}.input-shell[data-astro-cid-ovjrmv6e] output[data-astro-cid-ovjrmv6e]{overflow-wrap:anywhere}.unit[data-astro-cid-ovjrmv6e]{padding:0 18px;color:#53645c;font-weight:800;white-space:nowrap}.output-shell[data-astro-cid-ovjrmv6e]{background:#f1f8f4}.conversion-symbol[data-astro-cid-ovjrmv6e]{color:#176a4b;font-size:1.8rem;font-weight:850}.field-help[data-astro-cid-ovjrmv6e]{min-height:1.4em;margin:8px 0 0;color:#66736d;font-size:.88rem}.calculator-actions[data-astro-cid-ovjrmv6e]{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.calculator-actions[data-astro-cid-ovjrmv6e] button[data-astro-cid-ovjrmv6e]{padding:12px 18px;border:1px solid #176a4b;border-radius:12px;background:#176a4b;color:#fff;font:inherit;font-weight:800;cursor:pointer}.calculator-actions[data-astro-cid-ovjrmv6e] .secondary-button[data-astro-cid-ovjrmv6e]{background:#fff;color:#176a4b}.calculator-message[data-astro-cid-ovjrmv6e]{min-height:1.4em;margin:12px 0 0;color:#176a4b;font-weight:700}.quick-answer[data-astro-cid-ovjrmv6e]{display:grid;grid-template-columns:1fr auto;gap:14px 30px;align-items:center;padding:clamp(22px,4vw,34px);margin-bottom:48px}.quick-answer[data-astro-cid-ovjrmv6e] h2[data-astro-cid-ovjrmv6e]{margin:0}.quick-answer[data-astro-cid-ovjrmv6e] p[data-astro-cid-ovjrmv6e]:last-child{grid-column:1 / -1;margin:0;color:#53645c}.answer-value[data-astro-cid-ovjrmv6e]{margin:0;color:#176a4b;font-size:clamp(1.2rem,3vw,1.75rem);font-weight:850}.article-content[data-astro-cid-ovjrmv6e]{max-width:900px;margin:0 auto}.article-content[data-astro-cid-ovjrmv6e] section[data-astro-cid-ovjrmv6e]{margin:0 0 48px}.article-content[data-astro-cid-ovjrmv6e] h2[data-astro-cid-ovjrmv6e]{margin:0 0 18px;font-size:clamp(1.65rem,3vw,2.25rem);letter-spacing:-.025em}.article-content[data-astro-cid-ovjrmv6e] h3[data-astro-cid-ovjrmv6e]{margin:28px 0 12px;font-size:1.25rem}.article-content[data-astro-cid-ovjrmv6e] p[data-astro-cid-ovjrmv6e],.article-content[data-astro-cid-ovjrmv6e] li[data-astro-cid-ovjrmv6e]{color:#475850;font-size:1.03rem;line-height:1.82}.article-content[data-astro-cid-ovjrmv6e] a[data-astro-cid-ovjrmv6e]{color:#176a4b;font-weight:700}.formula-box[data-astro-cid-ovjrmv6e],.worked-example[data-astro-cid-ovjrmv6e]{padding:22px;margin:20px 0;border:1px solid #d8e5de;border-left:5px solid #176a4b;border-radius:14px;background:#f5faf7}.formula-box[data-astro-cid-ovjrmv6e] p[data-astro-cid-ovjrmv6e],.worked-example[data-astro-cid-ovjrmv6e] p[data-astro-cid-ovjrmv6e]{margin:0 0 8px}.formula-box[data-astro-cid-ovjrmv6e] p[data-astro-cid-ovjrmv6e]:last-child,.worked-example[data-astro-cid-ovjrmv6e] p[data-astro-cid-ovjrmv6e]:last-child{margin-bottom:0}.steps[data-astro-cid-ovjrmv6e]{display:grid;gap:14px;padding-left:24px}.table-wrapper[data-astro-cid-ovjrmv6e]{overflow-x:auto;border:1px solid #dce5e0;border-radius:16px}table[data-astro-cid-ovjrmv6e]{width:100%;border-collapse:collapse;background:#fff}th[data-astro-cid-ovjrmv6e],td[data-astro-cid-ovjrmv6e]{padding:14px 18px;border-bottom:1px solid #e4ebe7;text-align:left}th[data-astro-cid-ovjrmv6e]{background:#f1f7f3;color:#24362d}tbody[data-astro-cid-ovjrmv6e] tr[data-astro-cid-ovjrmv6e]:last-child td[data-astro-cid-ovjrmv6e]{border-bottom:0}.guide-grid[data-astro-cid-ovjrmv6e]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:24px}.guide-card[data-astro-cid-ovjrmv6e]{display:block;padding:20px;border:1px solid #dce5e0;border-radius:16px;background:#fff;color:inherit;text-decoration:none;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease}.guide-card[data-astro-cid-ovjrmv6e]:hover{transform:translateY(-2px);border-color:#176a4b;box-shadow:0 10px 30px #12362714}.guide-card[data-astro-cid-ovjrmv6e] h3[data-astro-cid-ovjrmv6e]{margin:0 0 8px;color:#1c2d25;font-size:1.08rem}.guide-card[data-astro-cid-ovjrmv6e] p[data-astro-cid-ovjrmv6e]{margin:0 0 12px;font-size:.94rem;line-height:1.65}.guide-card[data-astro-cid-ovjrmv6e] span[data-astro-cid-ovjrmv6e]{color:#176a4b;font-weight:800}.faq-list[data-astro-cid-ovjrmv6e]{display:grid;gap:12px}.faq-list[data-astro-cid-ovjrmv6e] details[data-astro-cid-ovjrmv6e]{padding:18px 20px;border:1px solid #dce5e0;border-radius:14px;background:#fff}.faq-list[data-astro-cid-ovjrmv6e] summary[data-astro-cid-ovjrmv6e]{color:#1c2d25;font-weight:800;cursor:pointer}.faq-list[data-astro-cid-ovjrmv6e] p[data-astro-cid-ovjrmv6e]{margin:12px 0 0}@media(max-width:760px){.calculator-heading-row[data-astro-cid-ovjrmv6e]{display:grid}.calculator-grid[data-astro-cid-ovjrmv6e]{grid-template-columns:1fr}.conversion-symbol[data-astro-cid-ovjrmv6e]{transform:rotate(90deg);justify-self:center}.quick-answer[data-astro-cid-ovjrmv6e]{grid-template-columns:1fr}.quick-answer[data-astro-cid-ovjrmv6e] p[data-astro-cid-ovjrmv6e]:last-child{grid-column:auto}.guide-grid[data-astro-cid-ovjrmv6e]{grid-template-columns:1fr}}