.calculator-shell {
  background: #071426;
  color: #fff;
  margin: 0 0 3rem;
  padding: clamp(1rem, 3vw, 2rem);
}

.calculator-intro {
  max-width: 54rem;
  padding: clamp(.5rem, 2vw, 1.5rem) clamp(.25rem, 2vw, 1rem) clamp(1.5rem, 4vw, 3rem);
}

.calculator-intro h2,
.calculator-card h2 {
  color: #fff;
  margin: 0 0 .8rem;
}

.calculator-intro h2 {
  font-size: clamp(2rem, 5vw, 4.4rem);
  line-height: .98;
}

.calculator-intro p,
.calculator-card > p {
  color: #d7dfea;
  line-height: 1.6;
  margin: 0;
  max-width: 72ch;
}

.calculator-card {
  border: 1px solid rgba(255,255,255,.25);
  padding: clamp(1.25rem, 4vw, 3rem);
}

.calculator-card + .calculator-card {
  border-top: 0;
}

.calculator-kicker {
  color: #ff9c8c;
  display: block;
  font-size: .7rem;
  font-weight: 850;
  letter-spacing: .14em;
  margin-bottom: .8rem;
  text-transform: uppercase;
}

.calculator-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2rem;
}

.calculator-grid label {
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.calculator-grid input,
.calculator-grid select {
  background: #fff;
  border: 2px solid transparent;
  border-radius: 0;
  color: #071426;
  display: block;
  font: inherit;
  margin-top: .35rem;
  min-height: 2.9rem;
  padding: .65rem;
  width: 100%;
}

.calculator-grid [aria-invalid="true"] {
  border-color: #ff674f;
}

.field-error {
  color: #ffd0c9;
  display: block;
  font-size: .72rem;
  letter-spacing: 0;
  margin-top: .3rem;
  text-transform: none;
}

.calculator-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.5rem;
}

.calculator-actions button {
  background: #b9f4d5;
  border: 0;
  color: #071426;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  min-height: 2.9rem;
  padding: .7rem 1rem;
}

.calculator-actions button:hover,
.calculator-actions button:focus-visible {
  background: #ff9c8c;
}

.calculator-errors {
  background: #fff0ed;
  color: #071426;
  margin-top: 1.5rem;
  padding: 1rem;
}

.calculator-results {
  border-top: 1px solid rgba(255,255,255,.3);
  margin-top: 2rem;
  padding-top: 2rem;
}

.calculator-results:focus-visible {
  outline: 4px solid #ff674f;
  outline-offset: 4px;
}

.result-strip {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(3, 1fr);
}

.result-strip div {
  background: rgba(255,255,255,.08);
  padding: 1rem;
}

.result-strip span {
  display: block;
  font-size: .7rem;
  text-transform: uppercase;
}

.result-strip strong {
  color: #b9f4d5;
  display: block;
  font-size: clamp(1.35rem, 3vw, 2.25rem);
  margin-top: .4rem;
}

.sensitivity-table {
  border-collapse: collapse;
  margin-top: 1.5rem;
  width: 100%;
}

.sensitivity-table th,
.sensitivity-table td {
  border-bottom: 1px solid rgba(255,255,255,.25);
  padding: .7rem;
  text-align: left;
}

@media (max-width: 760px) {
  .calculator-grid,
  .result-strip {
    grid-template-columns: 1fr;
  }

  .calculator-shell {
    margin-inline: -1.25rem;
  }
}

@media print {
  .site-header,
  .site-footer,
  .breadcrumbs,
  .calculator-grid,
  .calculator-actions,
  .resource-body > :not(.calculator-shell),
  .resource-hero {
    display: none !important;
  }

  .calculator-shell,
  .calculator-card {
    background: #fff;
    border-color: #777;
    color: #000;
  }

  .calculator-intro h2,
  .calculator-card h2,
  .calculator-intro p,
  .calculator-card > p {
    color: #000;
  }
}