.art-head[data-astro-cid-sms4tpr2]{padding:40px 0 32px}.art-meta-pills[data-astro-cid-sms4tpr2]{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.pill[data-astro-cid-sms4tpr2]{display:inline-block;padding:4px 12px;border-radius:100px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.pill-cat[data-astro-cid-sms4tpr2]{background:var(--aqua-soft);color:var(--aqua-deep)}.pill-type[data-astro-cid-sms4tpr2]{background:var(--paper-2);color:var(--ink-3)}.art-head[data-astro-cid-sms4tpr2] h1[data-astro-cid-sms4tpr2]{font-size:clamp(36px,5vw,56px);font-weight:600;line-height:1.05;letter-spacing:-.03em;margin-bottom:16px;max-width:880px}.art-head[data-astro-cid-sms4tpr2] .lead[data-astro-cid-sms4tpr2]{font-size:18px;color:var(--ink-2);max-width:720px;line-height:1.55;margin-bottom:28px}.art-body[data-astro-cid-sms4tpr2]{padding:40px 0 80px}.art-grid[data-astro-cid-sms4tpr2]{display:grid;grid-template-columns:1fr 300px;gap:56px;align-items:start}.tool-widget[data-astro-cid-sms4tpr2]{background:var(--paper);border:1px solid var(--paper-3);border-radius:var(--r-xl);padding:36px;margin-bottom:56px}.tw-title[data-astro-cid-sms4tpr2]{font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--aqua-deep);margin-bottom:8px}.tw-h2[data-astro-cid-sms4tpr2]{font-size:24px;font-weight:600;margin-bottom:28px;letter-spacing:-.018em}.tw-dims[data-astro-cid-sms4tpr2]{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:28px}.tw-dim-card[data-astro-cid-sms4tpr2]{background:var(--paper-2);border-radius:var(--r);padding:18px;border:1.5px solid transparent;transition:border-color .15s}.tw-dim-card[data-astro-cid-sms4tpr2]:focus-within{border-color:var(--aqua)}.tw-dim-label[data-astro-cid-sms4tpr2]{font-size:11px;letter-spacing:.1em;text-transform:uppercase;font-weight:700;color:var(--ink-3);margin-bottom:8px}.tw-dim-input-row[data-astro-cid-sms4tpr2]{display:flex;align-items:baseline;gap:6px}.tw-dim-input[data-astro-cid-sms4tpr2]{font-family:inherit;font-size:28px;font-weight:600;background:transparent;border:none;outline:none;width:100%;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.02em}.tw-dim-unit[data-astro-cid-sms4tpr2]{font-size:14px;color:var(--ink-3);font-weight:500}.tw-options[data-astro-cid-sms4tpr2]{margin-bottom:28px}.tw-options-label[data-astro-cid-sms4tpr2]{font-size:13px;font-weight:600;color:var(--ink);margin-bottom:12px}.tw-option-row[data-astro-cid-sms4tpr2]{display:grid;grid-template-columns:1fr auto 60px;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--paper-3)}.tw-option-row[data-astro-cid-sms4tpr2]:last-child{border-bottom:none}.tw-option-name[data-astro-cid-sms4tpr2]{font-size:14px;color:var(--ink-2)}.tw-option-name[data-astro-cid-sms4tpr2] small[data-astro-cid-sms4tpr2]{display:block;font-size:12px;color:var(--ink-3);font-weight:400;margin-top:2px}.tw-option-slider[data-astro-cid-sms4tpr2]{-webkit-appearance:none;appearance:none;height:4px;background:var(--paper-3);border-radius:100px;outline:none;width:180px}.tw-option-slider[data-astro-cid-sms4tpr2]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:var(--aqua);cursor:pointer;border:2px solid var(--paper)}.tw-option-slider[data-astro-cid-sms4tpr2]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--aqua);cursor:pointer;border:2px solid var(--paper)}.tw-option-val[data-astro-cid-sms4tpr2]{text-align:right;font-weight:600;font-size:14px;font-variant-numeric:tabular-nums}.tw-results[data-astro-cid-sms4tpr2]{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;margin-top:28px}.tw-result-card[data-astro-cid-sms4tpr2]{background:var(--ink);color:var(--paper);border-radius:var(--r-lg);padding:22px 24px}.tw-result-card[data-astro-cid-sms4tpr2].primary{background:linear-gradient(135deg,#1f4d38,#2c6a4d)}.tw-result-card-label[data-astro-cid-sms4tpr2]{font-size:11px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:var(--aqua);margin-bottom:10px}.tw-result-card[data-astro-cid-sms4tpr2].primary .tw-result-card-label[data-astro-cid-sms4tpr2]{color:#abe0d6}.tw-result-card-val[data-astro-cid-sms4tpr2]{font-size:30px;font-weight:600;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.tw-result-card-unit[data-astro-cid-sms4tpr2]{font-size:18px;color:#f6f4ed99;font-weight:500;margin-left:4px}.tw-result-card-sub[data-astro-cid-sms4tpr2]{font-size:12px;color:#f6f4ed8c;margin-top:6px}.tw-tank-vis[data-astro-cid-sms4tpr2]{background:linear-gradient(135deg,#dce7df,#cff0ec);border-radius:var(--r-lg);padding:32px;margin-bottom:28px;display:flex;justify-content:center;align-items:center;min-height:180px}.tw-tank-vis[data-astro-cid-sms4tpr2] svg[data-astro-cid-sms4tpr2]{max-width:100%;height:auto}.direct-answer[data-astro-cid-sms4tpr2]{background:var(--moss-soft);border-left:3px solid var(--moss);padding:24px 28px;border-radius:0 var(--r-lg) var(--r-lg) 0;margin-bottom:48px}.da-label[data-astro-cid-sms4tpr2]{font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--moss);margin-bottom:10px}.direct-answer[data-astro-cid-sms4tpr2] p[data-astro-cid-sms4tpr2]{font-size:16px;line-height:1.6;color:var(--ink-2)}.direct-answer[data-astro-cid-sms4tpr2] strong[data-astro-cid-sms4tpr2]{color:var(--ink)}.prose[data-astro-cid-sms4tpr2]{max-width:720px;margin-top:48px}.prose[data-astro-cid-sms4tpr2] h2[data-astro-cid-sms4tpr2]{font-size:28px;font-weight:600;margin:48px 0 16px;letter-spacing:-.02em;scroll-margin-top:100px}.prose[data-astro-cid-sms4tpr2] h2[data-astro-cid-sms4tpr2]:first-child{margin-top:0}.prose[data-astro-cid-sms4tpr2] h3[data-astro-cid-sms4tpr2]{font-size:19px;font-weight:600;margin:32px 0 12px;letter-spacing:-.015em}.prose[data-astro-cid-sms4tpr2] p[data-astro-cid-sms4tpr2]{font-size:16px;line-height:1.7;color:var(--ink-2);margin-bottom:18px}.prose[data-astro-cid-sms4tpr2] ul[data-astro-cid-sms4tpr2],.prose[data-astro-cid-sms4tpr2] ol[data-astro-cid-sms4tpr2]{margin:16px 0 24px 22px}.prose[data-astro-cid-sms4tpr2] li[data-astro-cid-sms4tpr2]{font-size:16px;line-height:1.65;color:var(--ink-2);margin-bottom:8px}.prose[data-astro-cid-sms4tpr2] strong[data-astro-cid-sms4tpr2]{color:var(--ink);font-weight:600}.prose[data-astro-cid-sms4tpr2] a[data-astro-cid-sms4tpr2]{color:var(--aqua-deep);border-bottom:1px solid currentColor}.callout[data-astro-cid-sms4tpr2]{background:var(--amber-soft);border-radius:var(--r);padding:20px 24px;margin:28px 0}.callout-label[data-astro-cid-sms4tpr2]{font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--amber);margin-bottom:8px}.callout[data-astro-cid-sms4tpr2] p[data-astro-cid-sms4tpr2]:last-child{margin-bottom:0}.toc-side[data-astro-cid-sms4tpr2]{position:sticky;top:100px}.toc[data-astro-cid-sms4tpr2],.related-side[data-astro-cid-sms4tpr2]{background:var(--paper-2);border-radius:var(--r-lg);padding:24px;margin-bottom:20px}.toc[data-astro-cid-sms4tpr2] h4[data-astro-cid-sms4tpr2],.related-side[data-astro-cid-sms4tpr2] h4[data-astro-cid-sms4tpr2]{font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--ink-3);margin-bottom:14px}.toc[data-astro-cid-sms4tpr2] ul[data-astro-cid-sms4tpr2]{list-style:none}.toc[data-astro-cid-sms4tpr2] li[data-astro-cid-sms4tpr2]{margin-bottom:8px}.toc[data-astro-cid-sms4tpr2] a[data-astro-cid-sms4tpr2]{font-size:14px;color:var(--ink-2);line-height:1.4;display:block;padding:4px 0}.toc[data-astro-cid-sms4tpr2] a[data-astro-cid-sms4tpr2]:hover{color:var(--aqua-deep);font-weight:600}.rt-link[data-astro-cid-sms4tpr2]{display:flex;align-items:center;gap:10px;padding:8px 0;font-size:14px;color:var(--ink);border-bottom:1px solid var(--paper-3)}.rt-link[data-astro-cid-sms4tpr2]:last-child{border-bottom:none}.faq-section[data-astro-cid-sms4tpr2]{margin-top:56px;padding-top:40px;border-top:1px solid var(--paper-3);max-width:720px}.faq-section[data-astro-cid-sms4tpr2] h2[data-astro-cid-sms4tpr2]{font-size:28px;font-weight:600;margin-bottom:24px;letter-spacing:-.02em}.faq[data-astro-cid-sms4tpr2]{border-bottom:1px solid var(--paper-3);padding:18px 0}.faq[data-astro-cid-sms4tpr2] summary[data-astro-cid-sms4tpr2]{cursor:pointer;list-style:none;font-size:17px;font-weight:600;display:flex;justify-content:space-between;padding:4px 0}.faq[data-astro-cid-sms4tpr2] summary[data-astro-cid-sms4tpr2]::-webkit-details-marker{display:none}.faq[data-astro-cid-sms4tpr2] summary[data-astro-cid-sms4tpr2]:after{content:"+";font-size:24px;font-weight:300;color:var(--aqua-deep)}.faq[data-astro-cid-sms4tpr2][open] summary[data-astro-cid-sms4tpr2]:after{content:"−"}.faq[data-astro-cid-sms4tpr2] p[data-astro-cid-sms4tpr2]{margin-top:12px;color:var(--ink-2);line-height:1.6}@media (max-width: 980px){.art-grid[data-astro-cid-sms4tpr2]{grid-template-columns:1fr}.toc-side[data-astro-cid-sms4tpr2]{position:static}.tw-results[data-astro-cid-sms4tpr2]{grid-template-columns:1fr}}@media (max-width: 640px){.tool-widget[data-astro-cid-sms4tpr2]{padding:24px}.tw-dims[data-astro-cid-sms4tpr2]{grid-template-columns:1fr}.tw-option-row[data-astro-cid-sms4tpr2]{grid-template-columns:1fr;gap:8px}.tw-option-slider[data-astro-cid-sms4tpr2]{width:100%}}