:root{--green:#008940;--dark:#16413c;--yellow:#f8ec3a;--bg:#151515;--panel:#202020;--line:#ffffff26;--muted:#d0d0d0;color-scheme:dark;font-family:'Neo Sans Std','Segoe UI',system-ui,-apple-system,sans-serif;font-size:16px}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#fff;line-height:1.5;-webkit-text-size-adjust:100%;text-size-adjust:100%}button,input,select{font:inherit}button{cursor:pointer;touch-action:manipulation}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--yellow);outline-offset:4px}[hidden]{display:none!important}h1,h2,p{margin:0}h1{font-size:1.5rem;line-height:1.25;font-weight:750;letter-spacing:-.02em}h2{font-size:1.125rem;line-height:1.4;font-weight:700}svg{width:24px;height:24px;flex-shrink:0;vertical-align:middle}a{color:var(--yellow)}
.app-header{background:var(--dark);padding-top:env(safe-area-inset-top)}.header-inner{max-width:1060px;margin:auto;min-height:68px;padding:10px 16px;display:flex;gap:12px;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand img{width:106px;height:46px;object-fit:contain}.brand span{font-weight:700;font-size:1rem;white-space:nowrap}.header-actions{display:flex;gap:6px}.header-button{display:flex;gap:8px;align-items:center;justify-content:center;min-width:48px;min-height:48px;padding:10px;background:none;border:1px solid #ffffff40;border-radius:12px;font-weight:650;font-size:1rem}.header-button:hover{background:#ffffff12}.header-button svg{width:22px;height:22px}
main{width:100%;max-width:660px;margin:auto;padding:0 16px 110px;min-width:0}.status-line{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:50px;padding:6px 0;font-size:.875rem;color:var(--muted)}.status-line>span{flex:1}.text-button{min-height:44px;font-size:.875rem;color:#fff;background:none;border:none;padding:8px 0;text-decoration:underline;text-underline-offset:4px;font-weight:600}.page-heading{display:flex;align-items:center;gap:12px;justify-content:space-between;margin:12px 0 20px}.version{color:#aaa;font-size:.875rem;white-space:nowrap}.machine{margin-bottom:20px}.field{display:grid;gap:8px;min-width:0}.field label,.parameter>label{font-size:1.125rem;font-weight:650}.machine label{font-size:1rem;color:var(--muted)}select{width:100%;min-width:0;min-height:56px;border:1px solid #ffffff55;border-radius:12px;background:#101010;color:#fff;padding:12px;font-size:1rem;white-space:nowrap;text-overflow:ellipsis}.machine select{background:var(--panel);font-weight:600}select:focus{border-color:var(--yellow)}
.calculator-layout,.input-stack,.result-stack{display:grid;gap:20px;min-width:0}.calculator-layout{margin-bottom:20px}.input-stack>*,.result-stack>*{min-width:0}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px}.input-card{display:grid;gap:24px}.input-card>h2{padding-bottom:16px;border-bottom:1px solid var(--line)}.result-card{background:var(--dark);border-color:#ffffff38}.result-title{font-size:1rem;color:#fff;margin:0 0 20px;padding:0 0 14px;border-bottom:1px solid #ffffff30;position:static}.result-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.result-grid>div{display:flex;flex-direction:column;align-items:flex-start}.result-grid p{font-size:1rem;line-height:1.4;min-height:2.8em}.result-number{font-size:2.5rem;font-weight:800;line-height:1.2;color:var(--yellow);font-variant-numeric:tabular-nums;letter-spacing:-.035em}.result-grid span{font-size:1rem;margin-top:2px;color:#fff}.result-note{font-size:.875rem;color:var(--muted);margin-top:16px}.result-card details{margin-top:16px;border-top:1px solid #ffffff30}.result-card summary{font-size:1rem}.metrics{margin:0;padding:0}.metrics>div{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;padding:12px 0;border-top:1px solid #ffffff22;align-items:start}.metrics dt{color:var(--muted);font-size:1rem}.metrics dd{margin:0;text-align:right;max-width:150px;font-weight:650;font-size:1rem;font-variant-numeric:tabular-nums}.helper{font-size:.9375rem;color:var(--muted);line-height:1.5}.savings{display:none}.savings strong{display:block;font-size:2rem;color:var(--yellow);margin:10px 0}.savings p{color:var(--muted)}
.parameter{display:grid;gap:10px}.step-control{display:grid;grid-template-columns:52px minmax(0,1fr) 52px;gap:12px;align-items:center}.step-button{border:1px solid #ffffff55;min-height:52px;min-width:52px;border-radius:12px;background:#303030;font-size:1.75rem;line-height:1;font-weight:500}.step-button:active{background:var(--green)}.step-button:disabled{opacity:.35;cursor:default}.step-control output{font-size:1.125rem;font-weight:750;color:var(--yellow);text-align:center;font-variant-numeric:tabular-nums;line-height:1.4}.parameter input[type=range]{width:100%;height:44px;margin:0;appearance:none;-webkit-appearance:none;background:transparent;cursor:pointer}.parameter input[type=range]::-webkit-slider-runnable-track{height:6px;background:linear-gradient(to right,var(--green) 0 var(--progress,50%),#777 var(--progress,50%) 100%);border-radius:99px}.parameter input[type=range]::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:28px;height:28px;margin-top:-11px;border:3px solid var(--yellow);border-radius:50%;background:var(--yellow);box-shadow:0 0 0 5px #f8ec3a12}.parameter input[type=range]::-moz-range-track{height:6px;background:#777;border-radius:99px}.parameter input[type=range]::-moz-range-progress{height:6px;background:var(--green);border-radius:99px}.parameter input[type=range]::-moz-range-thumb{width:24px;height:24px;border:2px solid var(--yellow);border-radius:50%;background:var(--yellow)}.inline-result{display:grid;gap:8px;border-radius:12px;background:#111;padding:16px;font-size:1rem}.inline-result strong{color:var(--yellow);font-size:1.125rem;font-variant-numeric:tabular-nums}
summary{padding:14px 0;min-height:52px;cursor:pointer;font-weight:650;line-height:1.5}summary::marker{color:var(--yellow)}.technical{margin-top:20px;padding:4px 20px}.technical[open]{padding-bottom:20px}.technical p,.technical h2{margin-top:16px}.table-scroll{overflow:auto;margin-top:16px;max-width:100%;border:1px solid var(--line);border-radius:12px}.table-scroll table{width:100%;min-width:640px;border-collapse:collapse;font-size:1rem}.table-scroll th,.table-scroll td{padding:14px;text-align:left;border:1px solid var(--line)}.table-scroll th{background:var(--dark);font-weight:650}.table-scroll td span{display:block;font-size:.875rem;color:var(--muted)}
.app-nav{position:fixed;z-index:20;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;padding:8px 6px max(8px,env(safe-area-inset-bottom));background:#16413c;border-top:1px solid #ffffff35;box-shadow:0 -6px 24px #0003}.tab-btn{min-height:62px;padding:8px 2px;display:flex;flex-direction:column;gap:5px;align-items:center;justify-content:center;border:0;border-radius:12px;background:transparent;color:#e0e0e0;font-weight:600;line-height:1.3;min-width:0}.tab-btn span{font-size:.8rem;overflow-wrap:anywhere}.tab-btn svg{width:24px;height:24px}.tab-btn.active{background:var(--green);color:#fff}.section-intro{font-size:1.125rem;color:var(--muted);margin:0 0 20px}.reference-grid{display:grid;gap:16px}.sensitivity-card{display:flex;align-items:flex-start;gap:16px}.level{background:var(--green);padding:8px;border-radius:10px;font-size:1.125rem;font-weight:750;min-width:62px;text-align:center}.sensitivity-card p{font-size:1rem;margin-top:12px}.accent{color:var(--yellow)}.steps{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:16px}.steps li{display:flex;gap:16px;align-items:flex-start}.step-number{display:flex;align-items:center;justify-content:center;flex:0 0 36px;height:36px;border-radius:50%;background:var(--yellow);color:#111;font-weight:800;font-size:1.125rem}.steps p{font-size:1rem;margin-top:10px;color:var(--muted)}.steps h2{font-size:1.125rem}.steps li>div{min-width:0}footer{margin-top:36px;padding-top:20px;border-top:1px solid var(--line);color:#bdbdbd;font-size:.875rem}footer p+p{margin-top:4px}
.notice{padding:16px;background:#353325;border:1px solid #f8ec3a70;border-radius:12px;margin:12px 0;font-size:1rem}.toast{position:fixed;z-index:40;bottom:110px;left:50%;transform:translateX(-50%);width:max-content;max-width:calc(100% - 32px);padding:14px 18px;border:1px solid #fff8;border-radius:14px;background:var(--dark);color:#fff;font-size:1rem;box-shadow:0 8px 24px #0008}dialog{width:calc(100% - 32px);max-width:480px;max-height:85dvh;overflow:auto;padding:24px;background:#242424;color:#fff;border:1px solid #ffffff45;border-radius:20px}dialog::backdrop{background:#0009}.dialog-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px}.dialog-heading h2{font-size:1.375rem}.close-button{min-width:48px;min-height:48px;border:1px solid #ffffff50;background:transparent;border-radius:12px;font-size:1.75rem}.wide-button{display:block;width:100%;min-height:52px;margin-top:16px;padding:12px 16px;border:1px solid transparent;border-radius:12px;background:var(--green);color:#fff;font-weight:700;font-size:1rem}.wide-button.secondary{background:transparent;border-color:#ffffff60}.install-checks{margin-top:20px;display:grid;gap:10px}.check-row{display:grid;gap:2px;padding:12px;background:#151515;border-radius:10px;font-size:1rem}.check-row span{color:var(--muted);font-size:.9375rem}dialog .helper{margin-top:16px}
@media(max-width:359px){main{padding-left:12px;padding-right:12px}.card{padding:16px}.header-inner{padding:8px 12px}.brand{gap:8px}.brand img{width:86px}.brand span{font-size:.875rem}.header-button{gap:5px;padding:8px}.header-button svg{width:20px}.result-number{font-size:2.125rem}.tab-btn span{font-size:.75rem}.step-control{gap:8px}.step-control output{font-size:1rem}}
@media(min-width:1024px) and (hover:hover) and (pointer:fine){.header-inner{padding:12px 24px;min-height:76px}.app-header{position:relative}.app-nav{position:absolute;top:94px;bottom:auto;left:50%;right:auto;transform:translateX(-50%);max-width:1012px;width:calc(100% - 48px);border:1px solid #ffffff26;background:#202020;padding:6px;box-shadow:none;border-radius:14px;gap:6px}.tab-btn{flex-direction:row;gap:10px;min-height:48px;padding:10px 16px}.tab-btn span{font-size:1rem}.tab-btn svg{width:22px;height:22px}main{max-width:1060px;padding:96px 24px 40px}.page-heading{margin:16px 0 24px}h1{font-size:1.75rem}.machine{display:grid;grid-template-columns:auto minmax(0,440px);align-items:center;gap:24px;justify-content:space-between;margin-bottom:24px;background:var(--panel);padding:16px 20px;border-radius:14px;border:1px solid var(--line)}.calculator-layout{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:24px;align-items:start}.input-stack{grid-column:1;grid-row:1}.result-stack{grid-column:2;grid-row:1;gap:20px}.card{padding:24px}.technical{padding:4px 24px}.reference-grid{grid-template-columns:1fr 1fr}.savings{display:block}.toast{bottom:30px}.result-grid{gap:16px}.result-grid p{font-size:1rem}.steps{max-width:850px;margin-left:auto;margin-right:auto}.parameter>label{font-size:1rem}.input-card{gap:24px}.result-card .helper{font-size:.875rem}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
@media print{.app-header,.app-nav,.status-line,.machine,.toast,footer,dialog,.notice{display:none!important}body{background:#fff;color:#111}main{padding:0;max-width:none}.calculator-layout{display:block}.input-stack{margin-top:20px}.card,.card *{color:#111!important;background:#fff!important;border-color:#bbb}.tab-content[hidden]{display:none!important}button,input[type=range]{display:none!important}.step-control{display:block}.result-stack{break-inside:avoid}.card{break-inside:avoid}select{appearance:none;border:0;color:#111;background:#fff}}

/* Compact, readable mobile navigation and result summary. */
.desktop-label{display:none}.tab-btn span{white-space:nowrap;overflow-wrap:normal}.result-grid p{min-height:1.4em}.result-card .result-note{margin:8px 0 16px}
@media(max-width:767px){.brand span{display:none}.brand img{width:110px}.result-title{padding-bottom:12px;margin-bottom:16px}.result-number{font-size:2.25rem}.result-card{padding:18px}.result-card details{margin-top:12px}.result-card summary{padding:12px 0}.header-inner{min-height:64px}}
@media(min-width:1024px) and (hover:hover) and (pointer:fine){.desktop-label{display:inline}.mobile-label{display:none}}

.print-report{display:none}
@page{size:A4 portrait;margin:12mm}
@media print{
  :root{color-scheme:light!important}
  @page{background:white}
  html,body{margin:0!important;padding:0!important;background:#fff!important;color:#182a26!important;font:10pt/1.35 Arial,sans-serif!important;min-height:0!important}
  body>*:not(#printReport){display:none!important}
  #printReport{display:block!important;width:100%;max-width:none;margin:0;padding:0;color:#182a26}
  #printReport *{box-sizing:border-box;print-color-adjust:exact;-webkit-print-color-adjust:exact}
  #printReport .print-header{display:flex!important;align-items:center;justify-content:space-between;border-bottom:2pt solid #008940;padding:0 0 4mm;margin:0}
  #printReport .print-header img{display:block;width:43mm;height:19mm;object-fit:contain}
  #printReport .print-header h1{font-size:20pt;line-height:1.1;margin:1mm 0 0;color:#16413c}
  #printReport .print-eyebrow{font-size:8pt;letter-spacing:1pt;margin:0;color:#16413c}
  #printReport .print-date{font-size:8pt;text-align:right;margin:2mm 0 4mm;color:#52605c}
  #printReport .print-machine{font-size:10pt;font-weight:bold;margin:0 0 4mm}
  #printReport .print-section{break-inside:avoid;margin:0 0 3mm;padding:0}
  #printReport h2{font-size:12pt;margin:0 0 2mm;padding:2mm 3mm;background:#16413c;color:white;border-left:2mm solid #f8ec3a}
  #printReport .print-metrics{display:grid;grid-template-columns:1fr 1fr;gap:0 6mm;margin:0 0 3mm}
  #printReport .print-metrics div{display:grid;grid-template-columns:42% 58%;gap:2mm;border-bottom:.2mm solid #dce4df;padding:1.6mm 0;align-items:start}
  #printReport dt{font-size:8.5pt;color:#52605c}
  #printReport dd{font-size:8.5pt;font-weight:bold;margin:0;overflow-wrap:anywhere;padding-right:2mm}
  #printReport .print-results{display:flex;gap:3mm}
  #printReport .print-results div{flex:1;border:.3mm solid #a8c3b6;border-top:1mm solid #008940;padding:2.5mm;background:#f3f8f5}
  #printReport .print-results span{display:block;font-size:8pt;color:#16413c}
  #printReport .print-results strong{display:block;font-size:15pt;line-height:1.2;margin-top:1mm}
  #printReport .print-note{font-size:8pt;margin:2mm 0 0;color:#52605c}
  #printReport .print-savings{font-size:9pt;margin:0 0 5mm;padding:2mm 3mm;border-left:1mm solid #008940}
  #printReport .print-footer{display:block!important;border-top:.3mm solid #008940;color:#16413c;margin:5mm 0 0;padding:2mm 0;font-size:8pt}
}