:root {
  --calc-radius: 0.5rem;
  --calc-gap: 0.75rem;
  --calc-space: 1rem;
  --calc-pad: 0.875rem;
  --calc-section: 1.75rem;
  --calc-control: 2.75rem;
  --calc-text: 1rem;
  --calc-title: 1.125rem;
  --calc-heading: clamp(1.625rem, 4vw, 2.5rem);
  --calc-number: clamp(1.75rem, 4vw, 2.25rem);
  --calc-error: #a32222;
  --calc-warning: #fcf6e3;
  --calc-warning-ink: #654715;
}
.calc-page {
  padding-bottom: var(--calc-section);
}
.calc-page .breadcrumbs {
  margin-block: 0.75rem;
  padding-block: 0;
  font-size: var(--calc-text);
}
.calc-intro {
  display: grid;
  gap: 0.5rem;
  max-width: 50rem;
  padding-block: 0.25rem var(--calc-space);
}
.calc-intro h1 {
  font-size: var(--calc-heading);
  letter-spacing: -0.035em;
}
.calc-intro > p:last-child {
  font-size: var(--calc-text);
  color: var(--muted);
  line-height: 1.5;
}
.calc-trust,
.calc-mini-note {
  color: var(--muted);
  font-size: var(--calc-text);
}
.calc-layout {
  display: grid;
  gap: var(--calc-space);
  align-items: start;
}
.calc-layout > form,
.calc-result {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--calc-radius);
  padding: var(--calc-pad);
  background: var(--paper);
}
.calc-form-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--calc-gap);
  margin-bottom: var(--calc-space);
}
.calc-layout h2 {
  font-size: var(--calc-title);
  letter-spacing: -0.02em;
  margin: 0;
}
.calc-mode {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: var(--calc-radius);
  padding: 0;
  background: var(--paper);
}
.calc-mode button {
  min-height: var(--calc-control);
  padding: 0.5rem 0.625rem;
  border: 0;
  border-radius: var(--calc-radius);
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 600;
}
.calc-mode button[aria-pressed="true"] {
  background: var(--green);
  color: var(--paper);
}
.calc-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--calc-gap);
  align-items: end;
}
.calc-fields > *,
.calc-fields .field {
  min-width: 0;
}
.calc-layout .field {
  margin: 0;
  gap: 0.375rem;
}
.calc-layout label,
.calc-layout legend,
.calc-layout .field-help,
.calc-layout .optional {
  font-size: var(--calc-text);
  line-height: 1.3;
}
.calc-field label {
  display: block;
  font-weight: 600;
}
.calc-optional {
  color: var(--muted);
  margin-left: 0.25rem;
}
.calc-input-shell {
  display: flex;
  align-items: center;
  border: 1px solid var(--muted);
  border-radius: var(--calc-radius);
  overflow: hidden;
  min-width: 0;
  background: var(--paper);
}
.calc-input-shell:focus-within {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}
.calc-input-shell input:not([type="hidden"]) {
  width: 100%;
  min-width: 0;
  min-height: var(--calc-control);
  height: var(--calc-control);
  padding: 0.5rem;
  border: 0;
  border-radius: 0;
  font-size: var(--calc-text);
  background: transparent;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.calc-input-shell input:focus {
  outline: none;
}
.calc-input-shell:has(input[aria-invalid="true"]) {
  border-color: var(--calc-error);
  outline-color: var(--calc-error);
}
.calc-unit,
.calc-suffix {
  flex: 0 0 auto;
  max-width: 5rem;
  min-height: var(--calc-control);
  padding: 0.375rem;
  background: var(--soft);
  color: var(--ink);
  font: inherit;
  font-size: var(--calc-text);
  border: 0;
  border-left: 1px solid var(--line);
  border-radius: 0;
}
.calc-suffix {
  display: inline-flex;
  align-items: center;
}
.calc-field-error {
  font-size: var(--calc-text);
  line-height: 1.35;
  color: var(--calc-error);
}
[data-advanced-fields] {
  margin-top: var(--calc-space);
  padding-top: var(--calc-space);
  border-top: 1px solid var(--line);
}
.calc-expense-mode {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--calc-gap);
  margin-block: var(--calc-space);
}
.calc-expense-mode label {
  font-weight: 600;
}
.calc-expense-mode select {
  min-height: var(--calc-control);
  max-width: 100%;
  font: inherit;
  padding: 0.5rem;
  border: 1px solid var(--muted);
  border-radius: var(--calc-radius);
  color: var(--ink);
  background: var(--paper);
}
[data-detailed-expenses] legend {
  margin-bottom: var(--calc-gap);
  color: var(--muted);
}
.calc-actions {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: var(--calc-space);
}
.calc-actions .button {
  flex: 1;
  min-width: 0;
  min-height: var(--calc-control);
  padding: 0.5rem 0.625rem;
  font-size: var(--calc-text);
  gap: 0.25rem;
}
.calc-text-button {
  min-height: var(--calc-control);
  padding: 0.375rem;
  border: 0;
  color: var(--green);
  background: transparent;
  font: inherit;
  font-size: var(--calc-text);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}
.calc-text-button:disabled {
  opacity: 0.6;
  cursor: default;
}
.calc-mini-note {
  margin-top: var(--calc-gap);
  line-height: 1.4;
}
.calc-result {
  background: var(--soft);
}
.calc-result-top > .eyebrow {
  font-size: var(--calc-text);
}
.calc-empty {
  margin-top: var(--calc-gap);
  color: var(--muted);
}
.calc-status:not(.calc-sr-only),
.calc-warning {
  margin-block: var(--calc-gap);
  padding: var(--calc-gap);
  background: var(--calc-warning);
  color: var(--calc-warning-ink);
  border-radius: var(--calc-radius);
  font-size: var(--calc-text);
}
.calc-status:empty {
  display: none;
}
.calc-result[data-stale="true"] .calc-metrics {
  opacity: 0.6;
}
.calc-metrics {
  margin: 0;
}
.calc-metrics > div:not([hidden]),
.calc-example-metrics > div {
  display: flex;
  justify-content: space-between;
  gap: var(--calc-gap);
  padding-block: 0.625rem;
  border-bottom: 1px solid var(--line);
  font-size: var(--calc-text);
  line-height: 1.4;
}
.calc-metrics dt,
.calc-example-metrics dt {
  color: var(--muted);
}
.calc-metrics dd,
.calc-example-metrics dd {
  margin: 0;
  font-weight: 600;
  text-align: right;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}
.calc-metrics > .calc-main-metric:not([hidden]) {
  display: block;
  padding-block: var(--calc-gap);
}
.calc-main-metric dd {
  margin-top: 0.375rem;
  font-size: var(--calc-number);
  line-height: 1.2;
  text-align: left;
  color: var(--green);
}
.calc-main-metric dd[data-sign="negative"],
.calc-scenarios td[data-sign="negative"] {
  color: var(--calc-error);
}
.calc-result:not([data-expanded="true"]) .calc-metrics > .calc-metric-more {
  display: none;
}
.calc-result-actions {
  display: flex;
  gap: var(--calc-gap);
}
.calc-product {
  display: grid;
  gap: 0.625rem;
  margin-top: var(--calc-space);
  padding-top: var(--calc-space);
  border-top: 1px solid var(--line);
}
.calc-product h3 {
  font-size: var(--calc-title);
}
.calc-product p {
  font-size: var(--calc-text);
  line-height: 1.5;
  color: var(--muted);
}
.calc-product-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--calc-gap);
}
.calc-product .button,
.calc-product .text-link {
  min-height: var(--calc-control);
  font-size: var(--calc-text);
  padding: 0.5rem 0.75rem;
}
.calc-screen summary {
  min-height: var(--calc-control);
  font-size: var(--calc-text);
  cursor: pointer;
  padding-block: 0.5rem;
}
.calc-screen figure {
  margin: var(--calc-gap) 0 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--calc-radius);
  overflow: hidden;
}
.calc-screen img {
  width: 100%;
}
.calc-screen figcaption {
  padding: var(--calc-gap);
  font-size: var(--calc-text);
}
.calc-scenarios {
  margin-top: var(--calc-space);
  padding-top: var(--calc-gap);
  border-top: 1px solid var(--line);
}
.calc-scenarios summary {
  min-height: var(--calc-control);
  cursor: pointer;
  padding-block: 0.5rem;
  font-weight: 600;
}
.calc-scenarios p {
  font-size: var(--calc-text);
  line-height: 1.5;
  color: var(--muted);
  margin-block: var(--calc-gap);
}
.calc-scenarios table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: var(--calc-text);
  font-variant-numeric: tabular-nums;
}
.calc-scenarios caption {
  text-align: left;
  font-size: var(--calc-text);
  margin-bottom: var(--calc-gap);
}
.calc-scenarios th,
.calc-scenarios td {
  border: 1px solid var(--line);
  padding: 0.375rem 0.125rem;
  text-align: center;
  overflow-wrap: anywhere;
  line-height: 1.4;
}
.calc-scenarios td {
  background: var(--paper);
}
.calc-reading {
  max-width: 52rem;
  margin-top: var(--calc-section);
}
.calc-explanation {
  border-bottom: 1px solid var(--line);
}
.calc-explanation > summary {
  min-height: var(--calc-control);
  padding-block: 0.75rem;
  font-size: var(--calc-text);
  font-weight: 600;
  cursor: pointer;
}
.calc-explanation > p,
.calc-explanation > h3,
.calc-explanation > dl,
.calc-explanation > ul {
  margin-block: var(--calc-gap);
}
.calc-explanation h3 {
  font-size: var(--calc-title);
}
.calc-explanation dt {
  font-weight: 600;
  margin-top: var(--calc-gap);
}
.calc-explanation dd {
  margin: 0;
  color: var(--muted);
}
.calc-explanation li > a {
  display: inline-block;
  padding-block: 0.5rem;
}
.calc-related,
.calc-category {
  margin-top: var(--calc-section);
}
.calc-related h2,
.calc-category h2 {
  font-size: 1.375rem;
  margin-bottom: var(--calc-space);
}
.calc-cards {
  display: grid;
  gap: var(--calc-gap);
}
.calc-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: var(--calc-space);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--calc-radius);
}
.calc-card h3 {
  font-size: var(--calc-title);
}
.calc-card p {
  flex: 1;
  font-size: var(--calc-text);
  line-height: 1.5;
  color: var(--muted);
}
.calc-card > span {
  font-size: var(--calc-text);
  font-weight: 600;
  color: var(--green);
}
.calc-card:hover h3 {
  text-decoration: underline;
}
.calc-sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0 !important;
}
@media (min-width: 768px) {
  .calc-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 1.5rem;
  }
  .calc-layout > form,
  .calc-result {
    padding: 1.25rem;
  }
  .calc-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1100px) {
  .calc-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .calc-intro {
    padding-bottom: 1.5rem;
  }
}
@media print {
  .site-header,
  .site-footer,
  .calc-actions,
  .calc-mode,
  .calc-result-actions,
  .calc-product,
  .calc-related,
  .breadcrumbs,
  [data-result-expand] {
    display: none;
  }
  .calc-layout {
    display: block;
  }
  .calc-result:not([data-expanded="true"]) .calc-metrics > .calc-metric-more {
    display: flex;
  }
  .calc-layout > form,
  .calc-result {
    break-inside: avoid;
  }
  .container {
    width: 100%;
  }
}