:root{--paper-cold:#f0f5f9;--paper-raised:#f9fcfe;--paper-inset:#e7eef2;--graphite-ink:#161e25;--graphite-soft:#454e56;--steel-note:#6d7d88;--ledger-blue:#13517d;--ledger-blue-dark:#073b5e;--ledger-wash:color-mix(in oklch, var(--ledger-blue), transparent 91%);--aged-brass:#a38856;--brass-wash:color-mix(in oklch, var(--aged-brass), transparent 80%);--semantic-wine:#7c3134;--semantic-success:#2a583c;--rule:#727f8952;--rule-strong:#4f606d85;--focus:#036eae;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--space-8:32px;--radius-small:2px;--radius-medium:4px;--radius-large:6px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@supports (color:lab(0% 0 0)){:root{--paper-cold:lab(96.3075% -1.32537 -2.18847);--paper-raised:lab(98.8513% -.760257 -1.25225);--paper-inset:lab(93.6448% -1.69924 -2.81105);--graphite-ink:lab(10.6689% -2.11114 -6.05029);--graphite-soft:lab(32.7182% -2.29782 -6.12326);--steel-note:lab(51.3084% -3.86897 -8.13671);--ledger-blue:lab(32.4381% -6.54985 -30.9172);--ledger-blue-dark:lab(23.1903% -5.25862 -26.0018);--aged-brass:lab(58.3636% 5.67815 30.7792);--semantic-wine:lab(31.6207% 33.6091 15.299);--semantic-success:lab(33.6373% -22.1561 11.4026);--rule:lab(52.4667% -3.43871 -7.17567/.32);--rule-strong:lab(39.7064% -4.48519 -9.69866/.52);--focus:lab(43.8813% -7.86385 -42.1704)}}*{box-sizing:border-box}html{background:var(--paper-cold)}body{color:var(--graphite-ink);background:var(--paper-cold);margin:0;font-family:Aptos,Segoe UI,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.45}button,input,select,textarea{font:inherit}button,summary{-webkit-tap-highlight-color:transparent}button{color:inherit}h1,h2,h3,h4,p{margin-top:0}h1{margin-bottom:var(--space-2);letter-spacing:-.025em;font-family:Georgia,Times New Roman,serif;font-size:clamp(28px,4vw,40px);font-weight:500;line-height:1.05}h2{margin-bottom:var(--space-4);letter-spacing:-.015em;font-size:18px}h3{margin-bottom:var(--space-3);font-size:15px}p{color:var(--graphite-soft)}input,select,textarea{width:100%;margin-top:var(--space-1);border:1px solid var(--rule-strong);border-radius:var(--radius-small);background:var(--paper-raised);color:var(--graphite-ink);font-variant-numeric:tabular-nums;outline:none;padding:10px 12px;transition:border-color .15s,background-color .15s}input:hover,select:hover,textarea:hover{border-color:var(--steel-note)}input:focus-visible,select:focus-visible,textarea:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid color-mix(in oklch, var(--focus), transparent 72%);outline-offset:2px;border-color:var(--focus)}input:disabled,select:disabled,textarea:disabled,button:disabled{cursor:not-allowed;opacity:.48}label{color:var(--graphite-soft);letter-spacing:.02em;font-size:12px;font-weight:650;display:block}label small{min-height:16px;margin-top:var(--space-1);color:var(--steel-note);letter-spacing:0;font-weight:400;display:block}button{cursor:pointer}.primary,.secondary{border-radius:var(--radius-small);min-height:42px;padding:9px 16px;font-weight:700;transition:background-color .15s,border-color .15s,transform .15s}.primary{border:1px solid var(--ledger-blue-dark);background:var(--ledger-blue);color:var(--paper-raised)}.primary:hover{background:var(--ledger-blue-dark)}.secondary{border:1px solid var(--rule-strong);background:var(--paper-raised)}.secondary:hover{border-color:var(--ledger-blue);background:var(--ledger-wash)}.primary:active,.secondary:active{transform:translateY(1px)}.text-button{color:var(--ledger-blue);padding:var(--space-2);text-underline-offset:3px;background:0 0;border:0;text-decoration:underline}.wordmark,.eyebrow{color:var(--ledger-blue);letter-spacing:.12em;text-transform:uppercase;font-family:Cascadia Mono,SFMono-Regular,Consolas,monospace;font-size:11px;font-weight:700}.muted{color:var(--steel-note)}.center-stage{place-content:center;justify-items:center;min-height:100dvh;display:grid}.ledger-loader{width:180px;height:3px;margin-bottom:var(--space-4);background:var(--rule);overflow:hidden}.ledger-loader:after{content:"";background:var(--ledger-blue);width:38%;height:100%;animation:1.2s ease-in-out infinite alternate ledger-load;display:block}@keyframes ledger-load{to{transform:translate(165%)}}.auth-shell{min-height:100dvh;padding:var(--space-6);background:linear-gradient(90deg, transparent 31px, color-mix(in oklch, var(--ledger-blue), transparent 91%) 32px, transparent 33px), var(--paper-cold);background-size:100% 100%;place-items:center;display:grid}.auth-ledger{border:1px solid var(--rule-strong);border-radius:var(--radius-large);background:var(--paper-raised);grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);width:min(1040px,100%);display:grid}.auth-intro,.auth-form{padding:clamp(32px,6vw,72px)}.auth-intro{border-right:1px solid var(--rule);background:repeating-linear-gradient(0deg, transparent 0 31px, var(--rule) 32px), var(--paper-inset)}.auth-intro .folio{margin:56px 0 16px;font-family:Cascadia Mono,Consolas,monospace;font-size:12px}.auth-intro h1{max-width:580px;font-size:clamp(44px,7vw,76px)}.auth-intro>p{max-width:520px;font-size:16px}.ledger-rule{gap:var(--space-6);border-top:1px solid var(--graphite-ink);padding-top:var(--space-3);color:var(--graphite-soft);margin-top:64px;font-family:Cascadia Mono,Consolas,monospace;font-size:11px;display:flex}.auth-form{align-self:center}.auth-form h2{margin:var(--space-2) 0 var(--space-6);font-family:Georgia,serif;font-size:30px;font-weight:500}.auth-form form{gap:var(--space-4);display:grid}.auth-form .primary{margin-top:var(--space-2)}.switch{margin-top:var(--space-4)}.app-shell{min-height:100dvh}.masthead{justify-content:space-between;align-items:center;gap:var(--space-4);border-bottom:1px solid var(--rule-strong);background:var(--paper-raised);min-height:64px;padding:10px clamp(16px,4vw,48px);display:flex}.masthead>div:first-child{align-items:baseline;gap:var(--space-4);display:flex}.masthead strong{font-family:Georgia,serif;font-size:18px;font-weight:500}.user-stamp{align-items:center;gap:var(--space-2);color:var(--graphite-soft);display:flex}.workflow{border-bottom:1px solid var(--rule-strong);background:var(--paper-inset);grid-template-columns:repeat(4,minmax(0,1fr));padding:0 clamp(16px,4vw,48px);display:grid}.workflow button{align-items:center;gap:var(--space-2);border:0;border-right:1px solid var(--rule);min-height:48px;color:var(--graphite-soft);text-align:left;background:0 0;display:flex}.workflow button:first-child{border-left:1px solid var(--rule)}.workflow button span{color:var(--steel-note);font-family:Cascadia Mono,Consolas,monospace;font-size:10px}.workflow button[aria-current=step]{background:var(--paper-raised);box-shadow:inset 0 -3px var(--ledger-blue);color:var(--graphite-ink);font-weight:700}.workbench{width:min(1440px,100%);margin:0 auto;padding:0 clamp(16px,4vw,48px) 64px}.context-line{align-items:center;gap:var(--space-2);border-bottom:1px solid var(--rule);min-height:44px;color:var(--graphite-soft);display:flex}.context-line i{color:var(--steel-note);font-style:normal}.context-line small{color:var(--steel-note);margin-left:auto}.section-heading{justify-content:space-between;align-items:end;gap:var(--space-6);border-bottom:1px solid var(--graphite-ink);min-height:146px;padding:var(--space-8) 0 var(--space-6);display:flex}.section-heading p{margin-bottom:0}.section-index{color:var(--rule-strong);font-family:Georgia,serif;font-size:68px;line-height:.8}.panel{border:1px solid var(--rule);border-radius:var(--radius-medium);background:var(--paper-raised);padding:var(--space-6)}.split-ledger{gap:var(--space-4);padding:var(--space-6) 0;grid-template-columns:minmax(280px,.72fr) minmax(480px,1.28fr);display:grid}.choice-list{gap:var(--space-2);margin-bottom:var(--space-4);display:grid}.choice-list button{justify-content:space-between;align-items:center;gap:var(--space-3);border:1px solid var(--rule);border-radius:var(--radius-small);padding:var(--space-3);text-align:left;background:0 0;display:flex}.choice-list button span{color:var(--steel-note);font-family:Cascadia Mono,Consolas,monospace;font-size:11px}.choice-list button:hover,.choice-list button.selected{border-color:var(--ledger-blue);background:var(--ledger-wash)}.empty{border:1px dashed var(--rule-strong);border-radius:var(--radius-medium);padding:var(--space-6);background:var(--paper-inset)}.empty p{margin:var(--space-1) 0 0}details{margin-top:var(--space-4);border-top:1px solid var(--rule);padding-top:var(--space-3)}summary{cursor:pointer;color:var(--ledger-blue);font-weight:700}.form-grid{gap:var(--space-3);margin-top:var(--space-4);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.wide{grid-column:1/-1}.project-block{margin-top:var(--space-6);border-top:1px solid var(--rule-strong);padding-top:var(--space-4)}.inline-form{align-items:end;gap:var(--space-2);margin-top:var(--space-4);display:flex}.inline-form label{flex:1}.method-tabs{border:1px solid var(--rule);border-radius:var(--radius-medium);grid-template-columns:repeat(3,1fr);display:grid}.method-tabs button{gap:var(--space-1);border:0;border-right:1px solid var(--rule);background:var(--paper-inset);min-height:76px;padding:var(--space-3);text-align:left;flex-direction:column;display:flex}.method-tabs button:last-child{border-right:0}.method-tabs button span{color:var(--steel-note);font-size:11px}.method-tabs button[aria-selected=true]{background:var(--paper-raised);box-shadow:inset 0 -3px var(--ledger-blue)}.entry-form{margin-top:var(--space-6)}.entry-form textarea{resize:vertical;font-family:Cascadia Mono,Consolas,monospace;font-size:12px}.file-drop{border:1px dashed var(--rule-strong);border-radius:var(--radius-medium);background:var(--paper-inset);padding:var(--space-4)}.file-drop input{padding:var(--space-2) 0;background:0 0;border:0}.file-drop span{color:var(--steel-note);font-weight:400}.mapping{gap:var(--space-2);border:1px solid var(--rule);border-radius:var(--radius-medium);padding:var(--space-3);grid-template-columns:repeat(5,minmax(0,1fr));margin:0;display:grid}.mapping legend{color:var(--graphite-soft);font-size:12px;font-weight:700}.sec-form{max-width:480px}.sec-form .primary{width:100%}.preview{margin-top:var(--space-6);border-top:2px solid var(--aged-brass);padding-top:var(--space-4)}.preview-head{justify-content:space-between;align-items:start;display:flex}.preview-head h3{margin-top:var(--space-1)}.preview-head>strong{color:var(--aged-brass);font-family:Cascadia Mono,Consolas,monospace}.notice{justify-content:space-between;align-items:center;gap:var(--space-3);margin:var(--space-3) 0;border-radius:var(--radius-small);padding:var(--space-3) var(--space-4);border-left:3px solid;display:flex}.notice.success{border-color:var(--semantic-success);background:color-mix(in oklch, var(--semantic-success), transparent 91%)}.notice.error{border-color:var(--semantic-wine);background:color-mix(in oklch, var(--semantic-wine), transparent 91%);color:var(--semantic-wine)}.notice button{background:0 0;border:0;font-size:18px}.warning{border-left:2px solid var(--aged-brass);padding-left:var(--space-3);color:var(--graphite-ink)}.assumption-strip{gap:var(--space-2);border-bottom:1px solid var(--rule);padding:var(--space-6) 0;grid-template-columns:repeat(9,minmax(110px,1fr));display:grid;overflow-x:auto}.terminal-row{gap:var(--space-3);border-bottom:1px solid var(--rule);padding:var(--space-4) 0;grid-template-columns:repeat(2,minmax(0,220px));display:grid}.scenario-grid{gap:var(--space-4);padding:var(--space-6) 0;grid-template-columns:repeat(3,1fr);display:grid}.scenario-grid fieldset{gap:var(--space-3);border:1px solid var(--rule);border-top:3px solid var(--steel-note);border-radius:var(--radius-medium);background:var(--paper-raised);padding:var(--space-4);margin:0;display:grid}.scenario-grid legend{padding:0 var(--space-2);text-transform:capitalize;font-family:Georgia,serif;font-size:18px}.scenario-grid fieldset:nth-child(2){border-top-color:var(--ledger-blue)}.scenario-grid fieldset:nth-child(3){border-top-color:var(--aged-brass)}.action-ledger{justify-content:space-between;align-items:center;gap:var(--space-6);border-top:1px solid var(--graphite-ink);padding-top:var(--space-4);display:flex}.action-ledger p{margin:0;display:grid}.action-ledger span{color:var(--steel-note)}.value-bridge{margin:var(--space-6) 0;border:1px solid var(--rule-strong);border-radius:var(--radius-medium);background:var(--paper-raised);padding:var(--space-6)}.value-bridge figcaption{grid-template-columns:1fr auto;align-items:end;display:grid}.value-bridge figcaption .eyebrow{grid-column:1/-1}.value-bridge figcaption h3{margin:var(--space-1) 0 0;font-family:Georgia,serif;font-size:24px;font-weight:500}.value-bridge figcaption p{margin:0}.bridge-ruler{height:104px;margin:var(--space-6) 70px var(--space-2);border-top:1px solid var(--graphite-ink);position:relative}.bridge-ruler:before,.bridge-ruler:after{background:var(--graphite-ink);content:"";width:1px;height:14px;position:absolute;top:-7px}.bridge-ruler:after{right:0}.bridge-range{border:1px solid var(--aged-brass);background:var(--brass-wash);height:12px;position:absolute;top:-6px}.bridge-marker{border-left:1px solid var(--ledger-blue);width:1px;height:22px;color:var(--graphite-soft);position:absolute;transform:translate(-.5px)}.bridge-marker span,.bridge-marker strong{width:max-content;max-width:110px;font-size:10px;position:absolute;left:6px}.bridge-marker strong{color:var(--graphite-ink);font-variant-numeric:tabular-nums;font-family:Cascadia Mono,Consolas,monospace;font-size:11px;top:14px}.bridge-scale{color:var(--steel-note);justify-content:space-between;font-family:Cascadia Mono,Consolas,monospace;font-size:11px;display:flex}.result-grid{gap:var(--space-4);grid-template-columns:1.2fr .8fr;display:grid}pre{border:1px solid var(--rule);border-radius:var(--radius-small);background:var(--paper-inset);max-width:100%;padding:var(--space-3);color:var(--graphite-soft);white-space:pre-wrap;font-family:Cascadia Mono,Consolas,monospace;font-size:11px;overflow:auto}.table-scroll{overflow-x:auto}table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%}th,td{border-bottom:1px solid var(--rule);text-align:left;white-space:nowrap;padding:9px 10px}th{color:var(--steel-note);letter-spacing:.05em;text-transform:uppercase;font-family:Cascadia Mono,Consolas,monospace;font-size:10px}td{font-family:Cascadia Mono,Consolas,monospace;font-size:12px}.warnings{margin-top:var(--space-4);border-left:3px solid var(--semantic-wine);background:color-mix(in oklch, var(--semantic-wine), transparent 94%);padding:var(--space-4)}.warnings h2{color:var(--semantic-wine)}.warnings p:last-child{margin-bottom:0}.result-subhead{margin:var(--space-6) 0 var(--space-2);display:block}.report-toolbar{justify-content:space-between;align-items:end;gap:var(--space-4);border-bottom:1px solid var(--graphite-ink);padding:var(--space-8) 0 var(--space-4);display:flex}.report-toolbar>div:last-child{gap:var(--space-2);display:flex}.print-report{width:min(920px,100%);min-height:900px;margin:var(--space-6) auto;border:1px solid var(--rule-strong);background:var(--paper-raised);padding:clamp(24px,6vw,72px)}.print-report>header{border-bottom:1px solid var(--graphite-ink);padding-bottom:var(--space-3);letter-spacing:.08em;justify-content:space-between;font-family:Cascadia Mono,Consolas,monospace;font-size:10px;display:flex}.print-report>header p{margin:0}.print-report h2{margin:64px 0 0;font-family:Georgia,serif;font-size:38px;font-weight:500}.print-report h3{color:var(--steel-note);font-weight:500}.print-report section{margin-top:48px}.print-report footer{border-top:1px solid var(--rule);padding-top:var(--space-3);color:var(--steel-note);margin-top:64px;font-size:11px}@media (max-width:900px){.auth-ledger{grid-template-columns:1fr}.auth-intro{border-right:0;border-bottom:1px solid var(--rule)}.auth-intro .folio,.ledger-rule{margin-top:32px}.split-ledger,.result-grid,.scenario-grid{grid-template-columns:1fr}.mapping{grid-template-columns:repeat(2,1fr)}.value-bridge figcaption{display:block}.bridge-ruler{margin-inline:32px}}@media (max-width:600px){body{font-size:13px}.auth-shell{padding:var(--space-3)}.auth-intro,.auth-form{padding:var(--space-6)}.auth-intro h1{font-size:42px}.ledger-rule{gap:var(--space-3);flex-wrap:wrap}.masthead{align-items:start}.masthead>div:first-child{gap:0;display:grid}.masthead strong{font-size:15px}.user-stamp>span{display:none}.workflow{padding:0 var(--space-2)}.workflow button{justify-content:center;font-size:11px}.workflow button span{display:none}.workbench{padding-inline:var(--space-3)}.context-line{padding:var(--space-2) 0;flex-wrap:wrap}.context-line small{width:100%;margin-left:0}.section-heading{min-height:120px}.section-index{font-size:48px}.panel{padding:var(--space-4)}.method-tabs{grid-template-columns:1fr}.method-tabs button{border-right:0;border-bottom:1px solid var(--rule);min-height:58px}.method-tabs button:last-child{border-bottom:0}.form-grid{grid-template-columns:1fr}.wide{grid-column:auto}.mapping,.terminal-row{grid-template-columns:1fr}.inline-form,.action-ledger,.report-toolbar{flex-direction:column;align-items:stretch}.value-bridge{padding:var(--space-4);overflow:hidden}.bridge-ruler{height:154px;margin-inline:var(--space-4)}.bridge-marker:nth-of-type(2n){top:68px!important}.bridge-marker span{writing-mode:vertical-rl;max-height:76px}.bridge-marker strong{display:none}.report-toolbar>div:last-child{display:grid}.print-report{padding:var(--space-6)}.print-report>header{display:block}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media print{@page{size:A4;margin:18mm}body{color:#000;background:#fff}.masthead,.workflow,.context-line,.notice,.report-toolbar{display:none!important}.workbench{width:auto;padding:0}.print-report{border:0;width:auto;min-height:auto;margin:0;padding:0}.print-report pre,.print-report table{break-inside:avoid}.print-report footer{position:fixed;bottom:0}}