.ftb-tool{--ftb-navy:#1B3A5B;--ftb-brick:#C0392B;--ftb-bg:#fff;--ftb-mist:#E8EEF2;--ftb-ink:#17212b;--ftb-border:#687789;--ftb-space:16px;--ftb-radius:2px;--ftb-font:Inter,ui-sans-serif,system-ui,sans-serif;--ftb-heading:'Barlow Condensed','Arial Narrow',sans-serif;color:var(--ftb-ink);font-family:var(--ftb-font);padding-block:24px 48px;overflow-wrap:anywhere}.ftb-tool,.ftb-tool *{box-sizing:border-box;min-width:0}.ftb-tool h1{font-family:var(--ftb-heading);font-size:clamp(2rem,4vw,3.5rem);line-height:1.04;color:var(--ftb-navy);max-width:24ch;margin:12px 0}.ftb-tool .intro{max-width:64ch;margin-bottom:20px;line-height:1.5}.ftb-tool__layout{display:grid;gap:24px}.ftb-tool form,.ftb-tool__result{background:var(--ftb-bg);padding:20px;border:1px solid var(--ftb-border);border-radius:var(--ftb-radius)}.ftb-tool label{display:block;font-weight:600;margin-bottom:6px}.ftb-tool input,.ftb-tool select{font:inherit;font-size:16px;width:100%;min-height:44px;border:1px solid var(--ftb-border);padding:9px 10px;border-radius:var(--ftb-radius);color:var(--ftb-ink);background:var(--ftb-bg)}.ftb-tool input{font-variant-numeric:tabular-nums;caret-color:var(--ftb-brick)}.ftb-tool .field+.field{margin-top:14px}.ftb-tool .help{font-size:13px;line-height:1.45;margin:6px 0 0}.ftb-tool :focus-visible{outline:3px solid var(--ftb-navy);outline-offset:3px}.ftb-tool [aria-invalid=true]{border:2px solid var(--ftb-brick)}.ftb-tool .error{color:var(--ftb-brick);font-size:14px;margin-top:6px}.ftb-tool .pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.ftb-tool__result{background:var(--ftb-navy);color:var(--ftb-bg);align-self:start}.ftb-tool__result h2{font-size:24px;margin:0 0 14px}.ftb-tool__result .cost{font-family:var(--ftb-heading);font-size:clamp(1.6rem,3vw,2.4rem);font-weight:700;font-variant-numeric:tabular-nums;line-height:1.15;margin-top:5px}.ftb-tool__result .note{margin-top:16px;line-height:1.5;font-size:14px}.ftb-tool__result .status{font-size:13px;margin-bottom:12px}.ftb-tool .result-action{display:inline-flex;background:var(--ftb-bg);color:var(--ftb-navy);align-items:center;justify-content:center;padding:12px 18px;min-height:44px;font-weight:700;margin-top:18px}.ftb-tool button,.ftb-tool summary{min-height:44px;cursor:pointer;font:inherit}.ftb-tool summary{padding-block:12px;font-weight:600}.ftb-tool button{margin-top:8px;padding:8px 12px;border:1px solid var(--ftb-border);background:var(--ftb-bg);color:var(--ftb-navy)}.ftb-tool button:hover{background:var(--ftb-mist)}.ftb-tool .result-action:hover{background:var(--ftb-mist)}.ftb-tool details{border-top:1px solid var(--ftb-border);margin-top:18px}.ftb-tool .method-link{display:inline-flex;align-items:center;min-height:44px;text-decoration:underline;color:inherit}.ftb-tool .reading{max-width:72ch;margin:40px auto 0}.ftb-tool [hidden]{display:none!important}.ftb-tool .audit-note{margin-top:18px;font-size:13px;line-height:1.5}@media(min-width:900px){.ftb-tool__layout{grid-template-columns:1fr 1fr}.ftb-tool form{padding:24px}.ftb-tool__result{padding:28px}}@media(max-width:599px){.ftb-tool{padding-top:12px}.ftb-tool form{padding:14px}.ftb-tool .intro{font-size:14px;margin-bottom:14px}.ftb-tool__layout{gap:14px}.ftb-tool__result{padding:16px}.ftb-tool h1{margin:8px 0}.ftb-tool .primary-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.ftb-tool .primary-fields .field+.field{margin-top:0}.ftb-tool .area-field{grid-column:1/-1}.ftb-tool .primary-fields .help{display:none}.ftb-tool .primary-fields .area-field .help{display:block}.ftb-tool form details,.ftb-tool form .reset{display:none}.ftb-tool form:focus-within details,.ftb-tool form:focus-within .reset{display:revert}.ftb-tool form details{display:block}.ftb-tool form .reset{display:inline-block}.ftb-tool .reading{margin-top:32px}}
.ftb-tool .tool-breadcrumb{font-size:14px;line-height:20px;margin-bottom:12px;color:var(--ftb-navy)}.ftb-tool .pair{grid-template-columns:repeat(auto-fit,minmax(min(100%,8rem),1fr))}.ftb-tool .tool-breadcrumb a{text-decoration:underline}
@media(max-width:599px){.ftb-tool__result h2{margin-bottom:6px}.ftb-tool__result .status{margin-bottom:8px}}
.ftb-tool .ftb-summary{display:none}@media(max-width:899px){.ftb-tool .ftb-summary{display:block;border-block:1px solid var(--ftb-border);padding:10px 0;margin-bottom:16px;font-size:13px;line-height:1.4}.ftb-tool .ftb-summary strong{display:block;font-family:var(--ftb-heading);font-size:24px;color:var(--ftb-navy);font-variant-numeric:tabular-nums}.ftb-tool .ftb-summary p{margin:4px 0}}