.calculator-hero .hero-copy {
  align-content: end;
}

.calculator-hero h1 {
  max-width: 11ch;
  font-size: clamp(42px, 6vw, 74px);
}

.calculator-trust {
  display: flex;
  flex-wrap: wrap;
  margin-top: 32px;
  border: 1.5px solid var(--ink);
}

.calculator-trust strong {
  flex: 1 1 165px;
  padding: 12px;
  border-right: 1px solid var(--ink);
  font: 600 9px/1.35 'IBM Plex Mono', monospace;
  letter-spacing: 0.06em;
  text-align: center;
}

.calculator-trust strong:last-child {
  border-right: 0;
}

.calculator-answer,
.formula-register,
.faq-register {
  display: grid;
  grid-template-columns: minmax(180px, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(30px, 7vw, 100px);
  padding: clamp(38px, 6vw, 76px);
  border-bottom: 1.5px solid var(--ink);
}

.calculator-answer {
  color: var(--paper);
  background: var(--ink);
}

.calculator-answer .section-label,
.calculator-results .section-label {
  color: rgb(247 246 241 / 0.68);
}

.calculator-answer h2,
.calculator-workpaper h2,
.calculator-results h2,
.formula-register h2,
.assumption-grid h2,
.calculator-cta h2,
.faq-register h2,
.source-register h2 {
  margin: 10px 0 18px;
  font-size: clamp(29px, 4vw, 50px);
  line-height: 1.02;
}

.calculator-answer p,
.calculator-workpaper p,
.calculator-results p,
.formula-register p,
.assumption-grid p,
.calculator-cta p,
.faq-register p {
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.65;
}

.calculator-answer code {
  display: block;
  margin-top: 26px;
  padding: 16px;
  border: 1px solid rgb(247 246 241 / 0.5);
  color: var(--paper);
  font: 500 11px/1.55 'IBM Plex Mono', monospace;
}

.calculator-workpaper > header {
  display: grid;
  grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(28px, 6vw, 80px);
  padding: clamp(38px, 6vw, 72px);
  border-bottom: 1.5px solid var(--ink);
  background: var(--field);
}

.calculator-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.calculator-field {
  display: grid;
  gap: 18px;
  padding: clamp(28px, 4vw, 48px);
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  background: rgb(255 255 255 / 0.45);
}

.calculator-field:nth-child(2n) {
  border-right: 0;
}

.calculator-field:last-child {
  grid-column: 1 / -1;
  border-right: 0;
}

.calculator-field > span:first-child {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: clamp(20px, 2.5vw, 31px);
  font-weight: 900;
  line-height: 1.05;
}

.calculator-field b {
  color: var(--manifest);
  font: 600 11px/1 'IBM Plex Mono', monospace;
}

.input-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  border-bottom: 2px solid var(--ink);
  background: var(--field);
}

.input-line input {
  width: 100%;
  min-width: 0;
  padding: 12px 14px 9px;
  border: 0;
  border-radius: 0;
  outline: 0;
  color: var(--ink);
  background: transparent;
  font: 900 clamp(36px, 5vw, 62px)/1 Archivo, sans-serif;
  font-variant-numeric: tabular-nums;
}

.input-line:focus-within {
  box-shadow: inset 0 0 0 3px var(--manifest);
}

.input-line i {
  padding: 12px;
  color: var(--muted);
  font: 500 9px/1.4 'IBM Plex Mono', monospace;
  font-style: normal;
  letter-spacing: 0.05em;
  text-align: right;
}

.prefix-pound {
  position: relative;
  grid-template-columns: minmax(0, 1fr) auto;
}

.prefix-pound::before {
  position: absolute;
  left: 12px;
  bottom: 18px;
  color: var(--muted);
  content: '£';
  font: 900 24px/1 Archivo, sans-serif;
}

.prefix-pound input {
  padding-left: 40px;
}

.calculator-submit,
.calculator-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
  padding: clamp(28px, 5vw, 54px);
  color: var(--paper);
  background: var(--manifest);
  border-bottom: 2px solid var(--ink);
}

.calculator-submit p,
.calculator-actions p {
  margin: 0;
}

button {
  border-radius: 0;
  cursor: pointer;
}

button:focus-visible {
  outline: 3px solid var(--manifest);
  outline-offset: 3px;
}

.calculator-submit .button {
  border-color: var(--paper);
}

.calculator-results {
  color: var(--paper);
  background: var(--ink);
  border-bottom: 2px solid var(--ink);
}

.result-lead {
  display: grid;
  grid-template-columns: minmax(190px, 0.55fr) minmax(0, 1.45fr);
  gap: 18px clamp(30px, 7vw, 100px);
  padding: clamp(42px, 7vw, 84px);
  border-bottom: 1px solid rgb(247 246 241 / 0.35);
}

.result-lead .section-label {
  grid-row: 1 / 3;
}

.result-lead h2,
.result-lead p {
  margin: 0;
}

.result-lead output {
  color: #8ed2aa;
  font-variant-numeric: tabular-nums;
}

.result-ledger {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.result-card {
  min-height: 270px;
  padding: clamp(28px, 4vw, 48px);
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  color: var(--ink);
  background: var(--field);
}

.result-card:nth-child(2n) {
  border-right: 0;
}

.result-card > span {
  color: var(--muted);
  font: 600 10px/1.4 'IBM Plex Mono', monospace;
  letter-spacing: 0.07em;
}

.result-card strong {
  display: block;
  margin: 42px 0 18px;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 0.9;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}

.result-card small {
  display: block;
  margin-top: 12px;
  font: 600 10px/1.3 'IBM Plex Mono', monospace;
  letter-spacing: 0.07em;
}

.result-card p {
  margin: 0;
  font-size: 14px;
}

.result-card-dark {
  color: var(--paper);
  background: #0f242d;
  border-color: rgb(247 246 241 / 0.32);
}

.result-card-dark > span {
  color: rgb(247 246 241 / 0.65);
}

.result-card-green {
  grid-column: 1 / -1;
  color: var(--paper);
  background: var(--cleared);
  border-right: 0;
}

.result-card-green > span {
  color: rgb(247 246 241 / 0.72);
}

.calculator-actions {
  grid-template-columns: minmax(0, 1fr) auto auto;
  color: var(--paper);
  background: #0f242d;
  border-bottom: 0;
}

.secondary-button {
  min-height: 48px;
  padding: 15px 18px;
  border: 1.5px solid var(--paper);
  color: var(--paper);
  background: transparent;
  font: 600 10px/1.3 'IBM Plex Mono', monospace;
  letter-spacing: 0.05em;
}

.formula-register {
  background: var(--paper);
}

.formula-register > div {
  border-top: 1.5px solid var(--ink);
}

.formula-register > div p {
  display: grid;
  grid-template-columns: minmax(140px, 0.45fr) minmax(0, 1fr);
  gap: 20px;
  margin: 0;
  padding: 17px 0;
  border-bottom: 1px solid rgb(22 49 61 / 0.4);
}

.formula-register b,
.formula-register code {
  font: 500 10px/1.5 'IBM Plex Mono', monospace;
}

.formula-register code {
  font-weight: 600;
}

.assumption-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.assumption-grid article {
  padding: clamp(38px, 6vw, 72px);
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
}

.assumption-grid article:last-child {
  border-right: 0;
  background: var(--field);
}

.calculator-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(32px, 7vw, 90px);
  padding: clamp(40px, 7vw, 82px);
  border-bottom: 1.5px solid var(--ink);
  background: var(--field);
}

.faq-register > header h2 {
  max-width: 12ch;
}

.faq-register > div {
  border-top: 1.5px solid var(--ink);
}

.calculator-faq {
  border-bottom: 1px solid rgb(22 49 61 / 0.45);
}

.calculator-faq summary {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) 20px;
  gap: 12px;
  align-items: baseline;
  padding: 20px 0;
  cursor: pointer;
  font-size: 17px;
  font-weight: 700;
  list-style: none;
}

.calculator-faq summary::-webkit-details-marker {
  display: none;
}

.calculator-faq summary::after {
  content: '+';
  font: 600 16px/1 'IBM Plex Mono', monospace;
}

.calculator-faq[open] summary::after {
  content: '−';
}

.calculator-faq summary span {
  color: var(--manifest);
  font: 600 10px/1 'IBM Plex Mono', monospace;
}

.calculator-faq p {
  margin: 0;
  padding: 0 30px 24px 40px;
}

.visually-hidden {
  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: 760px) {
  .calculator-trust strong {
    border-right: 0;
    border-bottom: 1px solid var(--ink);
  }

  .calculator-trust strong:last-child {
    border-bottom: 0;
  }

  .calculator-answer,
  .calculator-workpaper > header,
  .calculator-fields,
  .result-lead,
  .result-ledger,
  .calculator-actions,
  .formula-register,
  .assumption-grid,
  .calculator-cta,
  .faq-register {
    grid-template-columns: 1fr;
  }

  .calculator-field,
  .calculator-field:nth-child(2n),
  .calculator-field:last-child {
    grid-column: auto;
    padding: 34px 20px;
    border-right: 0;
  }

  .calculator-submit {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .result-lead .section-label {
    grid-row: auto;
  }

  .result-card,
  .result-card:nth-child(2n),
  .result-card-green {
    grid-column: auto;
    min-height: 230px;
    border-right: 0;
  }

  .calculator-actions {
    justify-items: start;
  }

  .formula-register > div p {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .assumption-grid article,
  .assumption-grid article:last-child {
    border-right: 0;
  }

  .calculator-cta {
    justify-items: start;
  }
}

@media print {
  .masthead-cta,
  .route-nav,
  .breadcrumbs,
  .calculator-answer,
  .calculator-workpaper > header,
  .calculator-submit,
  .calculator-actions,
  .formula-register,
  .assumption-grid,
  .calculator-cta,
  .faq-register,
  .source-register,
  .source-stamp,
  .footer {
    display: none !important;
  }

  .calculator-hero {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .calculator-hero .hero-copy {
    min-height: 0;
    padding: 28px;
    border-right: 0;
  }

  .calculator-hero .hero-ledger {
    display: none;
  }

  .calculator-fields,
  .result-ledger {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calculator-field,
  .result-card {
    break-inside: avoid;
    grid-column: auto;
    min-height: 0;
    padding: 20px;
    border-right: 1px solid var(--ink);
  }

  .calculator-field:last-child,
  .result-card-green {
    grid-column: 1 / -1;
    border-right: 0;
  }

  .input-line input,
  .result-card strong {
    font-size: 32px;
  }

  .calculator-results {
    break-before: page;
    color: var(--ink);
    background: white;
  }

  .result-lead {
    grid-template-columns: 1fr;
    color: var(--ink);
    background: white;
  }

  .result-lead .section-label {
    grid-row: auto;
    color: var(--muted);
  }

  .result-lead output {
    color: var(--ink);
  }

  .result-card,
  .result-card-dark,
  .result-card-green {
    color: var(--ink);
    background: white;
    border-color: var(--ink);
  }

  .result-card-dark > span,
  .result-card-green > span {
    color: var(--muted);
  }
}