:root{--ink:#16232f;--ink-2:#475563;--paper:#ffffff;--wash:#f2f5f4;--line:#d3dbd9;--field-line:#7a8987;--brand:#0d6b4e;--brand-strong:#09523c;--on-brand:#ffffff;--display:#e5f0ea;--display-ink:#0a3a2c;--display-line:#b9d4c7;--error:#b3261e;--error-bg:#fdecea;--focus:#0b57d0;--radius:10px;--font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--ink:#e4ebe9;--ink-2:#a7b4b1;--paper:#111917;--wash:#18221f;--line:#2d3b37;--field-line:#71817d;--brand:#62c9a0;--brand-strong:#86dcb9;--on-brand:#06231a;--display:#14302a;--display-ink:#c5f2de;--display-line:#2c5548;--error:#ff8a80;--error-bg:#3a1614;--focus:#8ab4f8}}*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{margin:0;font-family:var(--font);font-size:1.0625rem;line-height:1.6;color:var(--ink);background:var(--paper)}img,svg{max-width:100%}a{color:var(--brand);text-underline-offset:0.18em;text-decoration-thickness:1px}a:hover{color:var(--brand-strong);text-decoration-thickness:2px}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:3px}main:focus{outline:none}h1,h2,h3{line-height:1.2;letter-spacing:-0.012em;margin:0 0 0.5em}h1{font-size:clamp(1.9rem,1.4rem + 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0;display:flex;flex-wrap:wrap;font-size:0.9rem;color:var(--ink-2)}.crumbs li + li::before{content:"/";margin:0 0.5rem;color:var(--line)}.crumbs a{color:var(--ink-2)}.page-head{max-width:46rem;margin:1rem 0 1.5rem}.lede{font-size:1.15rem;color:var(--ink-2);margin:0}.tool{max-width:46rem;margin-bottom:2.5rem}.calc{border:1px solid var(--line);border-radius:14px;padding:1.25rem;background:var(--paper);margin-bottom:1.25rem}.calc-title{font-size:1.15rem;margin-bottom:1rem}.calc + .calc{margin-top:0}.fields{display:grid;gap:1rem 1.25rem;grid-template-columns:repeat(auto-fit,minmax(12.5rem,1fr));margin-bottom:1rem}.fields-3{grid-template-columns:repeat(auto-fit,minmax(9rem,1fr))}.fields-4{grid-template-columns:repeat(auto-fit,minmax(7rem,1fr))}.field{min-width:0}.field label,.choice legend{display:block;font-weight:620;margin-bottom:0.3rem}.optional{font-weight:400;color:var(--ink-2)}.field-hint{font-size:0.9rem;color:var(--ink-2);margin:-0.15rem 0 0.35rem}.input-wrap{display:flex;align-items:stretch;border:1.5px solid var(--field-line);border-radius:8px;background:var(--paper);overflow:hidden}.input-wrap:focus-within{border-color:var(--focus);box-shadow:0 0 0 2px var(--focus)}.input-wrap input,.input-wrap select,textarea{font:inherit;font-size:1.125rem;color:var(--ink);background:transparent;border:0;min-height:3rem;padding:0.5rem 0.75rem;width:100%;min-width:0;font-variant-numeric:tabular-nums}.input-wrap input:focus,.input-wrap select:focus{outline:none}.select-wrap select{cursor:pointer}.affix{display:flex;align-items:center;padding:0 0.75rem;color:var(--ink-2);background:var(--wash);font-size:1rem;white-space:nowrap}input[aria-invalid="true"],textarea[aria-invalid="true"]{background:var(--error-bg)}.input-wrap:has(input[aria-invalid="true"]){border-color:var(--error)}.field-error{color:var(--error);font-size:0.93rem;font-weight:600;margin:0.35rem 0 0}.field-error::before{content:"\26A0\FE0E 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0.6rem}.readout-label{display:block;font-size:0.95rem;font-weight:600}.readout-value{display:block;font-size:clamp(1.7rem,1.2rem + 2.4vw,2.4rem);font-weight:750;line-height:1.15;letter-spacing:-0.02em;overflow-wrap:anywhere}.readout-value small{font-size:0.55em;font-weight:600;letter-spacing:0}.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(10.5rem,1fr));gap:0.6rem 1rem;margin:0.75rem 0 0}.facts div{border-top:1px solid var(--display-line);padding-top:0.45rem}.facts dt{font-size:0.88rem}.facts dd{margin:0;font-weight:700;font-size:1.1rem;overflow-wrap:anywhere}.working{font-size:0.95rem;border-top:1px solid var(--display-line);padding-top:0.6rem;margin:0.8rem 0 0}.result-note{font-size:0.93rem;margin:0.6rem 0 0}.result-warn{font-weight:600}.rows{display:grid;gap:0.75rem;margin-bottom:0.75rem}.row{display:grid;gap:0.75rem;align-items:end;border:1px solid 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input::placeholder{color:var(--display-ink);opacity:0.6}.finder-status{font-size:0.93rem;color:var(--ink-2);min-height:1.5em;margin:0.4rem 0 0}.home-group{margin:2rem 0 0}.home-group h2{font-size:1.3rem;display:flex;align-items:baseline;gap:0.75rem;flex-wrap:wrap}.home-group h2 a{font-size:0.95rem;font-weight:550}.home-group[hidden]{display:none}.promise{border-top:1px solid var(--line);margin:3rem 0;padding-top:2rem;display:grid;gap:1.5rem 2rem;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr))}.promise h2{font-size:1.1rem;margin-bottom:0.3rem}.promise p{color:var(--ink-2);margin:0}.no-results{margin:1rem 0 2rem}.site-footer{border-top:1px solid var(--line);background:var(--wash);margin-top:3rem;font-size:0.96rem}.footer-grid{display:grid;gap:2rem;grid-template-columns:2fr 1fr 1fr;padding-top:2.5rem;padding-bottom:1.5rem}.footer-name{font-weight:800;font-size:1.1rem;margin-bottom:0.3rem}.footer-h{font-size:1rem;margin-bottom:0.6rem}.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin-bottom:0.35rem}.footer-base{border-top:1px solid var(--line);padding-top:1rem;padding-bottom:1.5rem;color:var(--ink-2);font-size:0.9rem}@media (max-width:760px){.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1 / -1}}.visually-hidden{position:absolute !important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.text-out{white-space:pre-wrap}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto !important;transition:none !important;animation:none !important}}@media print{.site-header,.site-footer,.related,.actions,.finder,.skip{display:none !important}.calc,.result{border-color:#999}a{color:inherit}}.facts-title{margin:0.9rem 0 0;font-weight:650;font-size:0.95rem}.convert-units{display:grid;grid-template-columns:1fr auto 1fr;gap:0.75rem;align-items:end}.convert-units .field{margin-bottom:0}.convert-units .btn{margin-bottom:0.15rem}@media (max-width:34rem){.convert-units{grid-template-columns:1fr}.convert-units .btn{justify-self:start}}.convert-units + .actions{margin-top:1rem}.status-line{min-height:1.5em;margin:0.5rem 0 0;font-weight:600;color:var(--ink-2)}.case-buttons .choice-row{gap:0.4rem}.field-text{margin-bottom:1rem}.num-table td,.num-table th{font-variant-numeric:tabular-nums}.hp,.hp[hidden]{display:none !important}.contact-form{max-width:44rem}.contact-form .field{margin-bottom:1rem}.form-privacy{font-size:0.93rem;color:var(--ink-2)}.field-hint,.prose p,.prose li{overflow-wrap:anywhere}.prose .calc-title{margin-top:0}.check{display:grid;grid-template-columns:auto 1fr;align-items:center;column-gap:0.6rem}.check .field-hint{grid-column:2;margin:0.2rem 0 0}.choice legend{padding:0}.btn:disabled{opacity:0.45;cursor:not-allowed}.table-wrap caption{overflow-wrap:anywhere}.site-updated{margin:-0.25rem 0 0;font-size:0.93rem;color:var(--ink-2)}