:root{--bg:#080d0b;--panel:#101a15;--panel-2:#142119;--text:#edf4ef;--muted:#a4b6aa;--green:#a3edb7;--strong:#67d78a;--line:#283a2e;--paper:#edf3ed;--ink:#18251d;--paper-muted:#4f6456;--error:#ffd7d1;--negative:#ffc4b8;--radius:20px;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--text);line-height:1.5}button,input{font:inherit}a{color:inherit;text-decoration:none}button,a,input,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #47b56a;outline-offset:4px}.wrap{width:min(1180px,calc(100% - 64px));margin-inline:auto}.skip-link{position:absolute;top:12px;left:12px;padding:12px 18px;background:var(--green);color:var(--ink);transform:translateY(-160%);z-index:5}.skip-link:focus{transform:translateY(0)}.site-header{min-height:96px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:750;letter-spacing:-.8px}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border:1px solid 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0;background:none;color:#34533d;font-size:11px;cursor:pointer}.text-button:hover{text-decoration:underline}.text-button span{margin-left:4px}.input-help{font-size:11px;line-height:1.6;color:var(--paper-muted);max-width:400px;margin:12px 0 26px}fieldset{border:0;padding:0;margin:0 0 25px;min-width:0}legend{font-size:12px;font-weight:700;padding:0;margin-bottom:13px;width:100%}legend span{font-size:10px;font-weight:400;color:var(--paper-muted);display:block;margin-top:3px}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.trade-fields{grid-template-columns:.85fr 1fr 1fr}.field{min-width:0}.field label{font-size:10px;font-weight:550;display:block;margin-bottom:7px;color:#3c5344}.input-wrap{display:flex;align-items:center;min-height:47px;background:#fff;border:1px solid #c6d4c9;border-radius:7px;padding:0 11px;gap:5px}.input-wrap:focus-within{border-color:#318450;box-shadow:0 0 0 2px #31845018}.input-wrap .prefix,.input-wrap .unit{font-size:11px;color:#677f6d;flex-shrink:0}.input-wrap input{width:100%;min-width:0;border:0;background:transparent;color:var(--ink);outline:none;font-size:15px;line-height:1.4;padding:12px 0;font-variant-numeric:tabular-nums;appearance:textfield;-moz-appearance:textfield}.input-wrap input::-webkit-inner-spin-button,.input-wrap input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.input-wrap input:focus-visible{outline:none}.input-wrap:has(input[aria-invalid="true"]){border-color:#b84330}.small-note{font-size:10px;color:var(--paper-muted);margin:10px 0 0}.input-error{font-size:12px;line-height:1.6;color:#812f22;background:#ffe9e5;border:1px solid #edb0a5;border-radius:7px;padding:10px 12px;margin:0 0 13px}.result-panel{padding:31px 32px 27px;background:linear-gradient(155deg,#17281b 0%,#101b15 55%,#101a14 100%)}.result-topline{display:flex;align-items:center;justify-content:space-between;gap:8px}.result-topline 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article{border-top:1px solid var(--line);padding-top:22px}.step-number{font:10px ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--strong)}.explanation-grid h3{font-size:17px;font-weight:550;letter-spacing:-.4px;margin:13px 0 9px}.explanation-grid p{font-size:12px;color:var(--muted);line-height:1.8;margin:0}.formula-details{border-block:1px solid var(--line);margin-top:30px;font-size:12px}.formula-details summary{cursor:pointer;padding:18px 0;color:#c6d6ca}.formula-details>div{padding-bottom:15px;max-width:970px;color:var(--muted)}.formula-details p{line-height:1.8;margin:10px 0}.formula-details strong{color:#d5e4d8;font-weight:550}.privacy-section{display:grid;grid-template-columns:1fr 1.25fr;gap:60px;padding-block:48px}.privacy-section .eyebrow{font-size:9px;margin-bottom:12px}.privacy-section h2{font-size:24px;line-height:1.25;font-weight:550;letter-spacing:-.6px;margin:0}.privacy-section p:not(.eyebrow){font-size:11px;color:var(--muted);line-height:1.8;margin:0 0 10px}.site-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-block:26px 34px;font-size:10px;color:var(--muted)}.footer-brand{font-size:16px;font-weight:650;color:var(--text);letter-spacing:-.5px}.footer-brand span{display:block;font-size:9px;font-weight:400;color:var(--muted);letter-spacing:0;margin-top:4px}.site-footer>p{font-size:10px;margin:0}.site-footer>a:last-child{font-size:10px;white-space:nowrap}
@media(min-width:1400px){.hero{padding-top:76px;padding-bottom:64px}}
@media(max-width:900px){.wrap{width:calc(100% - 40px)}.calculator-shell{grid-template-columns:1fr 1fr}.input-panel,.result-panel{padding:25px 22px}.trade-fields{grid-template-columns:1fr 1fr}.trade-fields .field:first-child{grid-column:1/-1}.net-result{font-size:48px}.result-highlights{grid-template-columns:1fr 1fr;row-gap:18px}.result-highlights>div:last-child{grid-column:1/-1}.result-highlights p{min-height:0}.section-heading>p{max-width:150px;text-align:right}.explanation-grid{gap:22px}}
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@media(max-width:370px){.wrap{width:calc(100% - 28px)}h1{font-size:41px}.input-panel,.result-panel{padding-inline:18px}.trade-fields{grid-template-columns:1fr 1fr}.trade-fields .field:first-child{grid-column:1/-1}.result-highlights{gap:10px}.result-highlights strong{font-size:15px}.result-topline h3{font-size:11px}}
@media(max-width:680px){.result-highlights{grid-template-columns:1fr 1fr;gap:18px}.result-highlights>div:first-child{grid-column:1/-1}.result-highlights p{min-height:0}.result-highlights>div:first-child strong{font-size:21px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}