.inventoryCalculatorBtn{white-space:nowrap}
.inventoryCalcOverlay{position:fixed;inset:0;z-index:220;background:rgba(0,0,0,.48);display:flex;align-items:flex-end;justify-content:center;padding:0}
.inventoryCalcOverlay.hidden{display:none!important}
.inventoryCalcSheet{width:min(760px,100%);max-height:94dvh;overflow:auto;background:var(--bg,#f7f7f8);color:var(--ink,#171717);border-radius:26px 26px 0 0;padding:14px 14px calc(22px + env(safe-area-inset-bottom,0px));box-sizing:border-box}
.inventoryCalcHead{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:12px}
.inventoryCalcEyebrow{font-size:.72rem;font-weight:900;letter-spacing:.12em;color:var(--muted,#6b7280)}
.inventoryCalcTitle{font-size:1.55rem;font-weight:950;line-height:1.08;margin-top:3px}
.inventoryCalcSub{margin-top:5px;font-size:.83rem;color:var(--muted,#6b7280)}
.inventoryCalcDone{min-height:46px;padding:0 16px;background:var(--card,#fff);color:var(--ink,#171717);border:1px solid var(--line,#d9d9d9)}
.inventoryCalcCard{background:var(--card,#fff);border:1px solid var(--line,#d9d9d9);border-radius:18px;padding:12px;margin-bottom:10px}
.inventoryCalcSectionTitle{font-size:1.08rem;font-weight:950;margin-bottom:8px}
.inventoryCalcRow{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:10px;align-items:center;padding:9px 0;border-top:1px solid var(--line,#e5e7eb)}
.inventoryCalcRow:first-of-type{border-top:0}
.inventoryCalcRow b{display:block;font-size:.98rem}
.inventoryCalcRow small{display:block;margin-top:3px;color:var(--muted,#6b7280);font-size:.75rem;line-height:1.3}
.inventoryCalcStepper{display:grid;grid-template-columns:54px minmax(70px,1fr) 54px;border:1px solid var(--line,#d9d9d9);border-radius:13px;overflow:hidden}
.inventoryCalcStepper button{border-radius:0;min-height:50px;padding:0;font-size:1.45rem;background:var(--accent-soft,#eef5ff);color:var(--ink,#171717)}
.inventoryCalcStepper input{min-height:50px;border:0!important;border-left:1px solid var(--line,#d9d9d9)!important;border-right:1px solid var(--line,#d9d9d9)!important;border-radius:0!important;text-align:center;font-weight:900;font-size:1.2rem;padding:0 6px;background:var(--card,#fff);color:var(--ink,#171717)}
.inventoryCalcTotal{margin-top:10px;background:var(--accent-soft,#eef5ff);border-radius:15px;padding:14px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:center}
.inventoryCalcTotal b{font-size:1.05rem}
.inventoryCalcTotal small{display:block;color:var(--muted,#6b7280);margin-top:3px;font-size:.74rem}
.inventoryCalcFormula{margin-top:7px;font-size:.82rem;font-weight:750}
.inventoryCalcTotalValue{font-size:2.8rem;line-height:1;color:var(--ink,#171717)}
.inventoryCalcDisplay{border:1px solid var(--line,#d9d9d9);border-radius:14px;padding:12px 14px;margin-bottom:10px;min-height:82px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;background:var(--bg,#f7f7f8)}
.inventoryCalcExpression{font-size:1.05rem;word-break:break-all}
.inventoryCalcAnswer{font-size:2.25rem;line-height:1}
.inventoryCalcKeys{display:grid;grid-template-columns:repeat(4,1fr);gap:5px}
.inventoryCalcKeys button{min-height:48px;background:var(--bg,#f7f7f8);color:var(--ink,#171717);border:1px solid var(--line,#d9d9d9);font-size:1.2rem}
.inventoryCalcKeys .op{background:var(--accent-soft,#eef5ff)}
.inventoryCalcKeys .equals{background:var(--accent,#f5c842);color:var(--button-text,#171717)}
.inventoryCalcKeys .clear{background:#f1f1f1;color:#b42318}
.inventoryCalcKeys .wide{grid-column:span 2}
.inventoryCalcClearAll{width:100%;margin-top:10px;background:var(--card,#fff);color:#b42318;border:1px solid #efb4b4}
@media(max-width:560px){
  .inventoryCalcRow{grid-template-columns:1fr;gap:7px}
  .inventoryCalcStepper{width:100%}
  .inventoryCalcTotal{grid-template-columns:1fr auto}
  .inventoryCalcTotalValue{font-size:2.45rem}
}
.inventoryCalcCountActions{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:6px}
.inventoryCalcCountActions button{min-height:44px;background:var(--card,#fff);color:var(--ink,#171717);border:1px solid var(--line,#d9d9d9)}
.inventoryCalcClearEverything{color:#b42318!important;border-color:#efb4b4!important}
.inventoryCalcLastResult{margin-top:9px;padding:9px 11px;border-radius:10px;background:var(--bg,#f7f7f8);color:var(--muted,#6b7280);font-size:.78rem}
.inventoryCalcCalculatorClear{width:100%;margin-top:6px;background:var(--card,#fff);color:#b42318;border:1px solid #efb4b4}
@media(max-width:420px){.inventoryCalcCountActions{grid-template-columns:1fr}}

/* Equation-style inventory count layout v4 */
.inventoryCalcEquationCard{padding:14px!important}
.inventoryCalcEquationInputs{display:grid;grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr) 28px minmax(0,1fr);gap:8px;align-items:end}
.inventoryCalcEquationField{min-width:0;text-align:center}
.inventoryCalcEquationField>b{display:block;font-size:.86rem;margin-bottom:7px;line-height:1.15}
.inventoryCalcEquationOperator{font-size:2rem;font-weight:900;align-self:center;text-align:center;padding-top:22px}
.inventoryCalcMiniStepper{display:grid;grid-template-columns:38px minmax(52px,1fr) 38px;border:1px solid var(--line,#d9d9d9);border-radius:13px;overflow:hidden;background:var(--card,#fff)}
.inventoryCalcMiniStepper button{min-height:54px;border-radius:0;padding:0;font-size:1.35rem;background:var(--accent-soft,#eef5ff);color:var(--ink,#171717)}
.inventoryCalcMiniStepper input{min-height:54px;border:0!important;border-left:1px solid var(--line,#d9d9d9)!important;border-right:1px solid var(--line,#d9d9d9)!important;border-radius:0!important;padding:0 4px!important;text-align:center;font-size:1.35rem;font-weight:950;background:var(--card,#fff);color:var(--ink,#171717)}
.inventoryCalcEquationResult{display:grid;grid-template-columns:48px minmax(0,1fr);gap:10px;align-items:center;margin-top:14px}
.inventoryCalcEquals{text-align:center;font-size:2.8rem;font-weight:950}
.inventoryCalcEquationCard .inventoryCalcTotal{margin:0;background:var(--accent-soft,#eef5ff);min-height:90px;display:flex;justify-content:center;align-items:center;padding:10px 14px;border-radius:16px}
.inventoryCalcEquationCard .inventoryCalcTotalValue{font-size:3.2rem;line-height:1;font-weight:950}
.inventoryCalcEquationCard>.inventoryCalcFormula{text-align:center;margin-top:8px;color:var(--muted,#6b7280);font-size:.86rem;font-weight:800}
@media(max-width:560px){
  .inventoryCalcEquationInputs{grid-template-columns:minmax(0,1fr) 22px minmax(0,1fr) 22px minmax(0,1fr);gap:5px}
  .inventoryCalcEquationOperator{font-size:1.65rem;padding-top:20px}
  .inventoryCalcMiniStepper{grid-template-columns:34px minmax(46px,1fr) 34px}
  .inventoryCalcMiniStepper button{min-height:50px;font-size:1.2rem}
  .inventoryCalcMiniStepper input{min-height:50px;font-size:1.15rem}
  .inventoryCalcEquationField>b{font-size:.74rem}
  .inventoryCalcEquationResult{grid-template-columns:40px minmax(0,1fr)}
  .inventoryCalcEquals{font-size:2.35rem}
  .inventoryCalcEquationCard .inventoryCalcTotalValue{font-size:2.75rem}
}

/* Sketch-style inventory calculator v5 */
.inventoryCalcSketchCard{padding:16px!important}
.inventoryCalcSketchTop{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.inventoryCalcSketchTop label,.inventoryCalcSohMetric{display:flex;flex-direction:column;gap:7px;min-width:0}
.inventoryCalcSketchTop span,.inventoryCalcMetric>span,.inventoryCalcSohMetric>span{font-size:.85rem;font-weight:900;text-align:center}
.inventoryCalcSketchTop input,.inventoryCalcSohMetric input{width:100%;min-height:70px;border:2px solid var(--line,#d9d9d9)!important;border-radius:14px!important;text-align:center;font-size:1.55rem;font-weight:950;padding:0 8px!important;background:var(--card,#fff);color:var(--ink,#171717)}
.inventoryCalcSketchBottom{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:14px}
.inventoryCalcMetric{min-width:0;background:var(--bg,#f7f7f8);border-radius:15px;padding:10px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:7px}
.inventoryCalcMetric strong{width:100%;min-height:74px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:950;background:var(--accent-soft,#fff1a8);color:var(--ink,#171717)}
.inventoryCalcSohMetric input{min-height:74px;background:var(--accent-soft,#fff1a8)}
.inventoryCalcDifferenceMetric strong.negative{background:#ffe0e0;color:#b42318}
.inventoryCalcDifferenceMetric strong.positive{background:#ddf7e7;color:#137a46}
.inventoryCalcDifferenceMetric strong.zero{background:var(--accent-soft,#fff1a8);color:var(--ink,#171717)}
.inventoryCalcSketchCard>.inventoryCalcFormula{text-align:center;margin-top:12px;color:var(--muted,#6b7280);font-size:.9rem;font-weight:800}
@media(max-width:560px){
  .inventoryCalcSketchTop,.inventoryCalcSketchBottom{gap:8px}
  .inventoryCalcSketchTop span,.inventoryCalcMetric>span,.inventoryCalcSohMetric>span{font-size:.72rem}
  .inventoryCalcSketchTop input,.inventoryCalcSohMetric input{min-height:62px;font-size:1.35rem}
  .inventoryCalcMetric{padding:8px 6px}
  .inventoryCalcMetric strong{min-height:64px;font-size:1.7rem}
}