@charset "UTF-8";
:root{--ink:#182134;--paper:#f6f5f1;--surface:#fff;--muted:#566176;--line:#d9dce2;--accent:#263960;--tint:#eeedcb;--mono:ui-monospace,SFMono-Regular,Consolas,monospace;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{color:inherit;text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,textarea,select{touch-action:manipulation}:focus-visible{outline:3px solid var(--accent);outline-offset:4px}header,main,footer{max-width:1280px;margin:auto;padding-left:40px;padding-right:40px}header{height:100px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{font-size:26px;font-weight:750;letter-spacing:-1px;display:flex;gap:10px;align-items:center;text-decoration:none}.brand-mark{display:grid;place-items:center;background:var(--accent);color:var(--paper);width:44px;height:44px;border-radius:12px;font:700 32px var(--mono)}.brand-dot{color:var(--accent);margin-left:-10px}.nav-link{font-size:13px;font-weight:650}.hero{display:grid;grid-template-columns:1.4fr 1fr;align-items:center;gap:80px;padding:62px 0 40px}.eyebrow{font:600 11px var(--mono);letter-spacing:1.4px;margin:0 0 16px}.hero h1{font-size:clamp(42px,5vw,70px);line-height:1.03;letter-spacing:-3.2px;margin:20px 0 24px;font-weight:700}.hero h1 span{color:var(--accent)}.intro{font-size:18px;line-height:1.6;max-width:560px;color:var(--muted);margin:0}.hero-note{border:1px solid var(--line);border-radius:100% 100% 24px 24px;min-height:250px;display:flex;flex-direction:column;justify-content:center;align-items:center;background:var(--tint);transform:rotate(-3deg);text-align:center}.giant{font:400 108px var(--mono);letter-spacing:-12px;color:var(--accent)}.hero-note p{font:11px/1.8 var(--mono);margin:14px}.hero-note strong{font-family:system-ui,sans-serif;font-size:14px}.local-banner{padding:17px 22px;background:var(--tint);border:1px solid var(--line);border-radius:10px;font-size:13px;line-height:1.7;margin:0 0 24px}.local-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:8px}.context-note{font-size:14px;line-height:1.65;margin:24px 0 30px;max-width:850px;color:var(--muted)}.context-note strong{color:var(--ink)}.workspace{display:grid;grid-template-columns:1fr 1.15fr;gap:0;border:1px solid var(--line);background:var(--surface);border-radius:16px;overflow:hidden}.input-panel,.result-panel{padding:28px;min-width:0}.result-panel{border-left:1px solid var(--line);background:#fbfcf8}.panel-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}.panel-top .eyebrow{margin:0}.pill{border:1px solid var(--line);padding:5px 8px;border-radius:20px;font:10px var(--mono);white-space:nowrap}.workspace h2,.compare-panel h2,.review-panel h2{font-size:24px;letter-spacing:-.65px;margin:10px 0 14px}h3{font-size:16px;margin:20px 0 10px}.muted{color:var(--muted);font-size:13px;line-height:1.65;overflow-wrap:anywhere}p{line-height:1.65}label{display:block;font-size:12px;font-weight:650;margin:20px 0 8px}textarea{display:block;width:100%;min-height:160px;padding:16px;font:12px/1.65 var(--mono);border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);resize:vertical}textarea::placeholder{color:#6d746f}select,input[type=text]{min-height:44px;padding:10px;border:1px solid var(--line);border-radius:6px;background:#fff;min-width:0;color:var(--ink)}.example-row{display:flex;gap:10px;margin-top:12px}.example-row select{flex:1;width:0;font-size:12px}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;align-items:center}button{border:1px solid var(--accent);border-radius:7px;background:var(--accent);color:white;min-height:44px;padding:10px 16px;font-size:12px;font-weight:650;cursor:pointer}.secondary{background:transparent;color:var(--ink);border-color:var(--line)}.quiet{color:var(--muted);background:transparent;border-color:transparent;padding-left:8px;padding-right:8px}button:hover:not(:disabled){filter:brightness(.94)}button:disabled{opacity:.4;cursor:default}.status{font-size:12px;line-height:1.65;background:var(--tint);border-left:3px solid var(--accent);padding:13px;overflow-wrap:anywhere}.error,.issues{color:#942c24}.status.error{background:#fff0eb;border-color:#942c24}.conversion{padding-top:4px;border-top:1px solid var(--line);margin-top:28px}.decimal-row{display:flex;gap:10px}.decimal-row input{width:140px;flex:1}.choice{padding:16px 0;border-top:1px dashed var(--line)}.choice h3{font:600 11px var(--mono);text-transform:uppercase;letter-spacing:1px;margin:0 0 20px}.field-list{display:grid;grid-template-columns:126px 1fr;gap:12px;font:12px/1.55 var(--mono);margin:0}.field-list dt{color:var(--muted)}.field-list dd{margin:0;overflow-wrap:anywhere}.server-error{font-size:20px;font-weight:600;overflow-wrap:anywhere}.result-content ul{font-size:12px;line-height:1.75;padding-left:20px;overflow-wrap:anywhere}.empty-receipt{border:1px dashed var(--line);margin:36px 0;padding:26px;display:grid;gap:28px;color:var(--muted);font:11px var(--mono);border-radius:8px}.empty-receipt span{padding-bottom:14px;border-bottom:1px dashed var(--line)}.compare-panel{margin-top:32px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:30px}.compare-panel>p{max-width:760px}.compare-panel textarea{min-height:120px}.compare-panel ul{font:12px/1.8 var(--mono);overflow-wrap:anywhere}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:0 0 20px}.metric-grid>div{padding:20px 22px;background:var(--paper)}.metric-grid span{display:block;font:10px var(--mono);letter-spacing:.7px;color:var(--muted);margin-bottom:12px}.metric-grid strong{font:600 30px var(--mono);letter-spacing:-1px}.file-label{font-size:11px;margin-top:20px;color:var(--muted)}input[type=file]{font-size:11px;max-width:100%;min-height:40px}input::file-selector-button{border:1px solid var(--line);border-radius:6px;background:white;padding:10px;font:inherit;color:var(--ink);margin-right:10px}.tool-row{padding:18px 0;border-bottom:1px solid var(--line);display:flex;align-items:flex-start;gap:18px}.tool-label{display:flex;flex:1;min-width:0;gap:12px;align-items:flex-start;margin:0;cursor:pointer}.tool-label input{width:18px;height:18px;min-width:18px;margin-top:2px;accent-color:var(--accent)}.tool-detail{min-width:0}.tool-detail strong{font:600 13px var(--mono);overflow-wrap:anywhere}.description{display:block;font-size:12px;font-weight:400;line-height:1.6;color:var(--muted);margin-top:8px;overflow-wrap:anywhere}.tool-size{display:grid;gap:8px;text-align:right;flex:0 0 105px}.tool-size strong{font:600 13px var(--mono)}.tool-size span{font-size:9px}.tool-size progress{width:100%;height:6px;accent-color:var(--accent)}.review-panel{display:grid;grid-template-columns:1fr 1fr;gap:36px;padding:30px;margin-top:20px;border:1px solid var(--line);border-radius:16px;background:var(--tint)}#lost{list-style:none;margin:0;padding:0}#lost li{padding:14px 0;border-bottom:1px solid var(--line);font-size:13px;overflow-wrap:anywhere}#lost strong{font:600 13px var(--mono)}#lost p{color:var(--muted);font-size:12px;margin:8px 0}#lost>p{font-size:13px}.export-panel>p{font-size:13px;line-height:1.65;color:var(--muted)}.diff-group{display:inline-block;vertical-align:top;margin-right:30px}.method{padding:64px 0 56px}.method>h2{font-size:34px;letter-spacing:-1px;margin:20px 0 30px}.method-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:36px}.method-grid h3{margin:0 0 16px}.method-grid p,.method-grid li{font-size:13px;line-height:1.75;color:var(--muted)}.method-grid ul{padding-left:18px}.method-grid li{margin-bottom:12px}code{font:11px var(--mono);overflow-wrap:anywhere}footer{padding-top:25px;padding-bottom:30px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;font-size:11px;color:var(--muted)}footer strong{color:var(--ink)}.notfound{max-width:800px;padding-top:100px}.notfound h1{font-size:48px;letter-spacing:-2px}.skip{position:absolute;left:20px;top:-100px;padding:14px;background:var(--surface);z-index:5}.skip:focus{top:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:800px){header,main,footer{padding-left:22px;padding-right:22px}.hero{gap:30px;padding-top:40px}.hero h1{font-size:44px;letter-spacing:-2px}.hero-note{min-height:190px}.giant{font-size:76px}.hero-note p{font-size:9px}.workspace{grid-template-columns:1fr}.result-panel{border-left:0;border-top:1px solid var(--line)}.metric-grid{grid-template-columns:1fr 1fr}.review-panel{grid-template-columns:1fr}.method-grid{grid-template-columns:1fr;gap:26px}.method{padding-top:45px}.method>h2{font-size:28px}footer{flex-direction:column}.intro{font-size:16px}}
@media(max-width:500px){header{height:78px}.brand{font-size:22px}.brand-mark{width:36px;height:36px;font-size:25px}.nav-link{font-size:10px}.hero{display:block;padding:36px 0 28px}.hero h1{font-size:42px}.hero-note{display:none}.eyebrow{font-size:9px}.input-panel,.result-panel,.compare-panel,.review-panel{padding:20px}.local-banner{padding:14px;font-size:12px}.panel-top{flex-wrap:wrap}.field-list{grid-template-columns:1fr;gap:5px}.field-list dd{margin-bottom:10px}.tool-row{gap:10px}.tool-size{flex-basis:82px}.tool-size strong{font-size:12px}.metric-grid>div{padding:16px}.metric-grid strong{font-size:24px}.example-row{gap:6px}.example-row button{padding:8px 10px}.decimal-row{flex-wrap:wrap}.decimal-row input{width:100px}.method>h2{font-size:26px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{:root{background:white;color:#111}.skip,header,.hero-note,.local-banner,.input-panel,.compare-panel textarea,.compare-panel>label,.actions,.example-row,.file-label,input[type=file],button,select,noscript{display:none!important}header,main,footer{max-width:none;padding:0 10px}.hero{display:block;padding:20px 0}.hero h1{font-size:32px;letter-spacing:-1px}.intro{font-size:12px}.workspace{display:block;border:0}.result-panel{border:0;background:white;padding:12px 0}.result-panel .panel-top{display:none}.metric-grid strong{font-size:20px}.review-panel{display:block;background:white;padding:15px}.tool-label input{pointer-events:none}.tool-row,.choice,.field-list,.diff-group{break-inside:avoid}.compare-panel{padding:15px;margin-top:15px}.method{padding:20px 0}.method-grid{display:block}.method-grid>div{margin-bottom:20px}.method-grid p,.method-grid li{font-size:10px}.method>h2{font-size:22px}footer{margin-top:20px;font-size:9px}a{text-decoration:none}textarea{display:none}}

.hero-note{border-radius:10px;transform:rotate(4deg);background:#ebdf6c;border-color:#263960}.brand-mark{border-radius:4px;font-size:16px}.result-panel{background:#fafaf7}.giant{font-size:118px;font-weight:700}.hero-note p{color:#263960}.workspace{grid-template-columns:1fr 1fr}@media(max-width:800px){.workspace{grid-template-columns:1fr}}