.calculator-page [hidden] { display: none !important; }
.calculator-page .visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.calculator-main { padding-bottom: 110px; }
.calculator-intro { padding: 70px 0 58px; }
.calculator-dot { display: inline-block; width: 7px; height: 7px; background: var(--accent); border-radius: 50%; margin-right: 9px; }
.calculator-intro-grid { display: grid; grid-template-columns: 1.4fr 1fr; align-items: end; gap: 60px; }
.calculator-intro h1 { margin: 15px 0 0; font-size: clamp(42px, 5.5vw, 74px); font-weight: 600; line-height: 1.04; letter-spacing: -.055em; }
.calculator-intro h1 span { color: var(--muted); }
.calculator-intro-copy { max-width: 42ch; font-size: 17px; line-height: 1.6; }
.calculator-intro-copy p { margin: 0 0 15px; }
.calculator-intro-copy p:last-child { margin: 0; }
.calculator-caption { color: var(--muted); font-size: 12px; line-height: 1.6; }
.calculator-notice { padding: 20px; border: 1px solid var(--line); background: var(--surface); line-height: 1.6; }
.calculator-layout { display: grid; grid-template-columns: 310px minmax(0, 1fr); gap: 32px; align-items: start; }
.calculator-controls { background: var(--surface); border: 1px solid var(--line); padding: 25px 22px; }
.calculator-panel-heading { padding-bottom: 10px; }
.calculator-panel-heading .section-label { margin: 0 0 8px; }
.calculator-panel-heading h2 { margin: 0; font-size: 25px; letter-spacing: -.035em; }
.calculator-fieldset { min-width: 0; padding: 0; margin: 20px 0 0; border: 0; }
.calculator-fieldset legend { margin: 0 0 13px; padding: 0; font-size: 12px; font-weight: 600; letter-spacing: .04em; }
.calculator-number-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 13px; font-size: 14px; }
.calculator-number-row label small { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; }
.calculator-number-row input { width: 87px; min-width: 0; padding: 10px 8px 10px 12px; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 0; font: inherit; font-size: 17px; color-scheme: dark; }
.calculator-number-row input[aria-invalid="true"] { border-color: var(--accent); }
.calculator-page :is(input, button, .calculator-table-scroll):focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.calculator-input-notice { min-height: 40px; margin: 0; font-size: 11px; color: var(--muted); line-height: 1.55; }
.calculator-input-notice.is-notice { color: var(--ink); border-left: 2px solid var(--accent); padding-left: 9px; }
.calculator-resources { border-top: 1px solid var(--line); padding-top: 17px; }
.calculator-resources legend { float: left; width: 100%; }
.calculator-resources legend + label { clear: both; }
.calculator-resources label { display: flex; align-items: center; gap: 10px; padding: 8px 0; cursor: pointer; font-size: 14px; }
.calculator-resources input { accent-color: var(--accent); width: 17px; height: 17px; margin: 0; flex: 0 0 auto; cursor: pointer; }
.calculator-resources small { display: block; color: var(--muted); font-size: 11px; margin-top: 2px; }
.calculator-phase-options { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.calculator-phase-options label, .calculator-scheme-options label { position: relative; cursor: pointer; }
.calculator-phase-options input, .calculator-scheme-options input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.calculator-phase-options label span { display: block; padding: 9px; text-align: center; border: 1px solid var(--line); font-size: 13px; }
.calculator-phase-options input:checked + span { border-color: var(--ink); background: var(--surface-2); }
.calculator-phase-options input:focus-visible + span, .calculator-scheme-options input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 3px; }
.calculator-phases p { margin: 9px 0 0; font-size: 11px; }
.calculator-schemes { margin-top: 26px; }
.calculator-scheme-options { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.calculator-scheme-options label > span { display: flex; flex-direction: column; height: 100%; min-height: 103px; padding: 11px 9px; border: 1px solid var(--line); transition: border-color .15s, background .15s; }
.calculator-scheme-options b { font-size: 12px; font-weight: 600; }
.calculator-scheme-options small { font-size: 10px; color: var(--muted); line-height: 1.4; margin-top: 5px; }
.calculator-scheme-options em { margin-top: auto; padding-top: 10px; font-size: 10px; font-style: normal; }
.calculator-scheme-options input:checked + span { border-color: var(--accent); background: #ed303b0c; box-shadow: inset 0 2px 0 var(--accent); }
.calculator-scheme-options label:hover > span { border-color: var(--muted); }
.calculator-privacy { margin: 23px 0 0; font-size: 11px; }
.calculator-results { min-width: 0; }
.calculator-result-overview { border: 1px solid var(--line); background: var(--surface); padding: 28px; }
.calculator-result-title { display: flex; justify-content: space-between; align-items: start; gap: 15px; }
.calculator-result-title .section-label { margin: 0 0 10px; }
.calculator-result-title h2 { margin: 0; font-size: clamp(25px, 3vw, 36px); font-weight: 500; line-height: 1.15; letter-spacing: -.04em; }
.calculator-result-tag { border: 1px solid var(--line); padding: 6px 8px; font-size: 10px; color: var(--muted); white-space: nowrap; }
.calculator-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 27px 0 20px; }
.calculator-metrics > div { border-left: 1px solid var(--line); padding-left: 17px; display: flex; flex-direction: column; }
.calculator-metrics > div:first-child { border-left: 0; padding-left: 0; }
.calculator-metrics dd { margin: 0; font-size: clamp(28px, 3vw, 39px); font-weight: 500; letter-spacing: -.04em; line-height: 1.15; font-variant-numeric: tabular-nums; }
.calculator-metrics dt { font-size: 11px; color: var(--muted); margin-top: 6px; order: 1; }
.calculator-resource-summary { margin: 0 0 8px; font-size: 12px; line-height: 1.7; }
#distribution-note { margin: 0; font-size: 11px; }
.calculator-money-row { margin-top: 23px; padding-top: 23px; border-top: 1px solid var(--line); display: flex; align-items: end; justify-content: space-between; gap: 18px; }
.calculator-money-row .calculator-caption { margin: 0; }
.calculator-total { margin: 7px 0; font-size: clamp(24px, 2.8vw, 34px); line-height: 1.2; font-weight: 500; letter-spacing: -.04em; overflow-wrap: anywhere; }
.calculator-money-row > div { min-width: 0; }
.calculator-money-row .button { flex-shrink: 0; font-size: 12px; padding: 13px 17px; }
.calculator-print-hint { margin: 15px 0 0; font-size: 10px; color: var(--muted); text-align: right; }
.calculator-result-date { margin: 12px 0 0; font-size: 10px; }
.calculator-bom { margin-top: 22px; padding: 24px 0 0; }
.calculator-table-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 17px; }
.calculator-table-heading h3 { margin: 0; font-size: 18px; font-weight: 500; letter-spacing: -.025em; }
.calculator-table-heading > .calculator-caption { font-size: 10px; text-align: right; }
.calculator-table-scroll { max-width: 100%; overflow-x: auto; overscroll-behavior-inline: contain; scrollbar-color: var(--line) var(--bg); }
.calculator-bom table { width: 100%; min-width: 535px; border-collapse: collapse; font-size: 12px; }
.calculator-bom th, .calculator-bom td { padding: 14px 9px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.calculator-bom th:first-child, .calculator-bom td:first-child { padding-left: 0; }
.calculator-bom th:last-child, .calculator-bom td:last-child { padding-right: 0; }
.calculator-bom thead th { padding-top: 0; padding-bottom: 12px; font-size: 10px; text-transform: uppercase; color: var(--muted); font-weight: 400; letter-spacing: .035em; }
.calculator-bom td:first-child { width: 56%; }
.calculator-bom .num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.calculator-bom .bom-name { font-weight: 500; font-size: 12px; }
.calculator-bom .bom-sku { display: block; margin-top: 4px; color: var(--ink); opacity: .75; font-size: 11px; }
.calculator-bom .bom-note { margin: 5px 0 0; color: var(--muted); line-height: 1.5; font-size: 10px; }
.calculator-bom .bom-no-price { color: var(--muted); }
.calculator-bom tfoot th, .calculator-bom tfoot td { font-size: 12px; font-weight: 500; padding-top: 17px; padding-bottom: 17px; }
.calculator-bom > .calculator-caption { margin: 12px 0 0; font-size: 11px; }
.calculator-connection { margin-top: 35px; padding: 24px; border: 1px solid var(--line); background: var(--surface); }
.calculator-connection-diagram { display: grid; grid-template-columns: 1fr 34px 1fr 34px 1fr; align-items: center; }
.calculator-diagram-node { min-width: 0; padding: 15px 10px; border: 1px solid var(--line); background: var(--bg); min-height: 96px; display: flex; flex-direction: column; justify-content: center; }
.calculator-diagram-node.is-head { border-top: 2px solid var(--accent); }
.calculator-diagram-node strong { display: block; font-size: 12px; line-height: 1.45; font-weight: 500; }
.calculator-diagram-node small { display: block; margin-top: 7px; font-size: 10px; color: var(--muted); line-height: 1.4; }
.calculator-diagram-arrow { color: var(--accent); font-size: 21px; text-align: center; }
.calculator-connection-support { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 13px; }
.calculator-connection-support span { padding: 5px 7px; border: 1px solid var(--line); font-size: 10px; color: var(--muted); line-height: 1.4; }
.calculator-connection > .calculator-caption { margin: 13px 0 0; font-size: 11px; }
.calculator-limitations { display: flex; gap: 15px; margin-top: 25px; padding: 23px 0 0; border-top: 1px solid var(--line); }
.calculator-limitations-mark { color: var(--accent); font-size: 24px; line-height: 1; }
.calculator-limitations h3 { font-size: 14px; font-weight: 500; margin: 0 0 10px; }
.calculator-limitations p { margin: 0 0 8px; font-size: 11px; line-height: 1.7; color: var(--muted); }
.calculator-limitations p:last-child { margin-bottom: 0; }
.calculator-comparison { margin-top: 85px; padding-top: 32px; border-top: 1px solid var(--line); }
.calculator-comparison-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 32px; }
.calculator-comparison-heading .section-label { margin: 0 0 17px; }
.calculator-comparison-heading h2 { font-size: clamp(30px, 4vw, 44px); font-weight: 500; line-height: 1.12; letter-spacing: -.045em; margin: 0; }
.calculator-comparison-heading > p { margin: 0; max-width: 42ch; }
.calculator-comparison-grid { --selection-color: #63d98a; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.calculator-comparison-card { min-width: 0; border: 1px solid var(--line); padding: 22px 20px; display: flex; flex-direction: column; }
.calculator-comparison-card.is-selected { border-top-color: var(--selection-color); background: var(--surface); }
.calculator-comparison-card .comparison-index { color: var(--accent); font-size: 11px; margin: 0 0 28px; }
.calculator-comparison-card.is-selected .comparison-index { color: var(--selection-color); }
.calculator-comparison-card h3 { font-size: 19px; letter-spacing: -.035em; line-height: 1.2; font-weight: 500; margin: 0 0 9px; }
.calculator-comparison-card .comparison-architecture { font-size: 11px; color: var(--muted); margin: 0 0 20px; }
.calculator-comparison-card .comparison-quantity { font-size: 14px; line-height: 1.5; min-height: 42px; margin: 0 0 19px; }
.calculator-comparison-card .comparison-description { color: var(--muted); font-size: 11px; line-height: 1.7; margin: 0 0 10px; }
.calculator-comparison-card .comparison-check { font-size: 11px; line-height: 1.7; margin: 0 0 22px; }
.calculator-comparison-card .comparison-price { margin: auto 0 15px; padding-top: 15px; border-top: 1px solid var(--line); font-size: 12px; line-height: 1.6; overflow-wrap: anywhere; }
.calculator-comparison-card .comparison-price small { display: block; color: var(--muted); font-size: 10px; }
.calculator-comparison-card button { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-height: 56px; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; padding: 10px 0; background: transparent; color: var(--ink); font: inherit; font-size: 12px; line-height: 1.5; text-align: left; cursor: pointer; }
.calculator-comparison-card button > span:first-child { min-width: 0; }
.calculator-comparison-card button > span:last-child { flex: none; }
.calculator-comparison-card button:hover { border-color: var(--ink); }
.calculator-comparison-card button[aria-pressed="true"] { color: var(--selection-color); }
.print-only { display: none; }
@media (max-width: 1100px) {
  .calculator-layout { grid-template-columns: 280px minmax(0, 1fr); gap: 25px; }
  .calculator-controls { padding: 23px 18px; }
  .calculator-intro-grid { gap: 30px; }
  .calculator-result-overview { padding: 24px; }
  .calculator-money-row { display: block; }
  .calculator-money-row .button { margin-top: 17px; }
  .calculator-print-hint { text-align: left; }
  .calculator-result-tag { display: none; }
  .calculator-connection { padding: 20px; }
  .calculator-connection-diagram { grid-template-columns: 1fr 20px 1fr 20px 1fr; }
  .calculator-diagram-node { padding: 12px 8px; }
  .calculator-diagram-node strong { font-size: 11px; }
  .calculator-comparison-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 780px) {
  .calculator-main { padding-bottom: 70px; }
  .calculator-intro { padding: 42px 0 35px; }
  .calculator-intro-grid { grid-template-columns: 1fr; gap: 24px; }
  .calculator-intro h1 { font-size: clamp(39px, 7.8vw, 60px); }
  .calculator-intro-copy { font-size: 15px; max-width: 55ch; }
  .calculator-layout { grid-template-columns: 1fr; gap: 30px; }
  .calculator-controls { padding: 24px; }
  .calculator-number-row input { width: 102px; }
  .calculator-scheme-options { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .calculator-resources { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .calculator-resources legend { float: none; }
  .calculator-resources label { align-items: start; font-size: 12px; }
  .calculator-resources small { font-size: 10px; }
  .calculator-input-notice { min-height: 18px; }
  .calculator-phase-options { max-width: 300px; }
  .calculator-money-row { display: flex; }
  .calculator-money-row .button { margin-top: 0; }
  .calculator-connection-diagram { grid-template-columns: 1fr 34px 1fr 34px 1fr; }
  .calculator-diagram-node { padding: 15px 12px; }
  .calculator-diagram-node strong { font-size: 12px; }
  .calculator-comparison { margin-top: 55px; }
  .calculator-comparison-heading { display: block; }
  .calculator-comparison-heading > p { max-width: 55ch; margin-top: 20px; }
}
@media (max-width: 520px) {
  .calculator-page .container { width: calc(100% - 40px); }
  .calculator-intro { padding-top: 32px; }
  .calculator-intro h1 { font-size: clamp(35px, 8.9vw, 46px); }
  .calculator-intro .eyebrow { font-size: 9px; }
  .calculator-controls, .calculator-result-overview { padding: 20px; }
  .calculator-resources { display: block; }
  .calculator-resources label { font-size: 14px; align-items: center; }
  .calculator-resources small { font-size: 11px; }
  .calculator-scheme-options { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .calculator-scheme-options b { font-size: 13px; }
  .calculator-scheme-options small { font-size: 11px; }
  .calculator-money-row { display: block; }
  .calculator-money-row .button { margin-top: 18px; }
  .calculator-metrics > div { padding-left: 11px; }
  .calculator-metrics dt { font-size: 10px; }
  .calculator-metrics dd { font-size: 30px; }
  .calculator-connection { padding: 20px 15px; }
  .calculator-connection .calculator-table-heading { display: block; }
  .calculator-connection .calculator-table-heading > span { display: block; text-align: left; margin-top: 6px; }
  .calculator-connection-diagram { grid-template-columns: 1fr; }
  .calculator-diagram-node { min-height: 70px; }
  .calculator-diagram-arrow { transform: rotate(90deg); height: 31px; line-height: 31px; }
  .calculator-comparison-grid { grid-template-columns: 1fr; }
  .calculator-comparison-card { padding: 23px; }
  .calculator-comparison-card .comparison-index { margin-bottom: 20px; }
  .calculator-comparison-card .comparison-quantity { min-height: 0; }
}
@media print {
  @page { size: A4; margin: 14mm; }
  .calculator-page { background: #fff !important; color: #111 !important; font: 10pt/1.45 "Segoe UI", Arial, sans-serif; }
  .calculator-page :is(.site-header, .site-footer, .skip-link, .calculator-intro, .calculator-controls, .calculator-comparison, .calculator-connection, .calculator-print-hint, .calculator-money-row .button, #calculator-loading, noscript) { display: none !important; }
  .calculator-page .container, .calculator-main { width: 100% !important; max-width: none; margin: 0; padding: 0; }
  .calculator-layout { display: block; }
  .calculator-results { width: 100%; }
  .calculator-page .print-only { display: block; }
  .calculator-print-brand { font-size: 9pt; letter-spacing: .06em; margin: 0 0 16pt; }
  .calculator-result-overview { padding: 0 0 14pt; border: 0; background: #fff; }
  .calculator-result-title .section-label { color: #555 !important; font-size: 8pt; margin-bottom: 6pt; }
  .calculator-result-title h2 { font-size: 23pt; color: #111; }
  .calculator-result-tag { display: none; }
  .calculator-metrics { margin: 16pt 0 12pt; max-width: 380pt; }
  .calculator-metrics dd { font-size: 24pt; }
  .calculator-metrics dt { color: #555; font-size: 8pt; }
  .calculator-metrics > div { border-color: #ccc; }
  .calculator-resource-summary { font-size: 9pt; }
  .calculator-page .calculator-caption { color: #555 !important; font-size: 8pt; }
  #distribution-note { font-size: 8pt; }
  .calculator-money-row { display: block; margin-top: 12pt; padding-top: 12pt; border-color: #ccc; }
  .calculator-total { font-size: 20pt; margin: 5pt 0; }
  .calculator-result-date { margin-top: 8pt; }
  .calculator-bom { margin: 0; padding: 0; }
  .calculator-table-heading { margin-bottom: 10pt; }
  .calculator-table-heading h3 { font-size: 12pt; }
  .calculator-table-scroll { overflow: visible; }
  .calculator-bom table { min-width: 0; width: 100%; font-size: 8pt; }
  .calculator-bom thead { display: table-header-group; }
  .calculator-bom th, .calculator-bom td { border-color: #ccc; padding: 8pt 5pt; }
  .calculator-bom thead th { color: #555; font-size: 7pt; }
  .calculator-bom .bom-name { font-size: 9pt; }
  .calculator-bom .bom-sku { font-size: 8pt; color: #333; opacity: 1; }
  .calculator-bom .bom-note { font-size: 7pt; color: #555; }
  .calculator-bom .bom-no-price { color: #555; }
  .calculator-bom tfoot th, .calculator-bom tfoot td { font-size: 9pt; }
  .calculator-bom tr { break-inside: avoid; }
  .calculator-bom > .calculator-caption { margin-top: 8pt; }
  .calculator-limitations { margin-top: 14pt; padding-top: 12pt; border-color: #ccc; break-inside: avoid; }
  .calculator-limitations-mark { display: none; }
  .calculator-limitations h3 { font-size: 10pt; }
  .calculator-limitations p { color: #555; font-size: 8pt; margin-bottom: 5pt; }
}