.calculator-hero {
  padding-block: clamp(2.25rem, 5vw, 4rem);
  background: linear-gradient(145deg, #f7fafb 0%, #e7f2f5 100%);
}

.calculator-hero-inner {
  max-width: 60rem;
}

.calculator-hero h1 {
  max-width: 55rem;
  margin-bottom: 1rem;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
}

.calculator-hero-inner > p:not(.eyebrow) {
  max-width: 50rem;
  margin-bottom: 1.25rem;
  color: var(--color-muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.intro-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.intro-points li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--color-primary-dark);
  font-weight: 700;
}

.intro-points li::before {
  position: absolute;
  left: 0;
  color: var(--color-success);
  content: "✓";
}

.calculator-start {
  margin-top: 1.35rem;
}

.calculator-section {
  min-height: 42rem;
  padding-block: clamp(2.25rem, 5vw, 4.5rem);
  background: var(--color-surface);
}

.noscript-message,
.calculator-card,
.input-summary,
.result-hero,
.result-card,
.assumptions-section,
.chart-section {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-card);
}

.noscript-message {
  max-width: 48rem;
  padding: 2rem;
}

.noscript-message p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.calculator-app,
.calculation-result {
  max-width: 70rem;
  margin-inline: auto;
}

.calculator-app,
.calculation-result,
.step-title,
.result-hero {
  scroll-margin-top: 6.25rem;
}

.progress-region {
  margin-bottom: 1.5rem;
}

.progress-heading {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.progress-heading p {
  margin-bottom: 0.55rem;
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 750;
}

.progress-heading p:last-child {
  text-align: right;
}

.progress-track {
  height: 0.65rem;
  overflow: hidden;
  background: #dbe5ea;
  border-radius: 999px;
}

.progress-track span {
  display: block;
  width: 25%;
  height: 100%;
  background: var(--color-success);
  border-radius: inherit;
  transition: width 240ms ease;
}

.calculator-layout {
  display: grid;
  align-items: start;
  gap: 1.25rem;
}

.calculator-card {
  min-width: 0;
  padding: clamp(1.25rem, 4vw, 2.5rem);
}

.step-title {
  margin-bottom: 0.5rem;
  font-size: clamp(1.65rem, 4vw, 2.15rem);
}

.step-intro {
  margin-bottom: 1.5rem;
  color: var(--color-muted);
}

.fields-grid {
  display: grid;
  gap: 1rem;
}

.field {
  min-width: 0;
}

.field label,
.field-label {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--color-primary-dark);
  font-weight: 750;
}

.field-label-row{display:flex;align-items:flex-start;gap:.45rem;margin-bottom:.4rem}.field-label-row label{margin-bottom:0}
.choice-group legend{display:flex;align-items:center;gap:.45rem}
.context-help-button{display:inline-grid;width:2rem;height:2rem;flex:none;place-items:center;padding:0;color:var(--color-action-dark);background:#e5f2f9;border:1px solid #9dc8df;border-radius:50%;font:inherit;font-size:.9rem;font-weight:850;line-height:1;cursor:pointer}
.context-help-button[aria-expanded="true"]{color:var(--color-white);background:var(--color-action-dark)}
.context-help-panel{width:100%;min-width:0;margin:.65rem 0 1rem;padding:.9rem 1rem;background:#f1f7fa;border-left:4px solid var(--color-action);border-radius:var(--radius-small);font-size:.9rem;overflow-wrap:anywhere}
.context-help-panel[hidden]{display:none}.context-help-panel p{margin-bottom:.4rem}.context-help-panel p:last-child{margin-bottom:0}
.context-help-close{display:block;min-height:2.25rem;margin:0 0 .35rem auto;padding:.25rem .55rem;color:var(--color-action-dark);background:transparent;border:1px solid #9dc8df;border-radius:var(--radius-small);font:inherit;font-size:.82rem;font-weight:750;cursor:pointer}
.context-help-button:focus-visible,.context-help-close:focus-visible{outline:3px solid #e09b2d;outline-offset:2px}
.chart-description .context-help-button{display:inline-grid;margin-left:.35rem;vertical-align:middle}

.field-help {
  display: block;
  margin-top: 0.35rem;
  color: var(--color-muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: stretch;
}

.input-affix {
  display: grid;
  flex: none;
  min-width: 3rem;
  place-items: center;
  padding-inline: 0.75rem;
  color: var(--color-muted);
  background: #edf2f5;
  border: 1px solid var(--color-border);
  font-size: 0.88rem;
  font-weight: 750;
}

.input-prefix {
  border-right: 0;
  border-radius: var(--radius-small) 0 0 var(--radius-small);
}

.input-suffix {
  border-left: 0;
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
}

.field input[type="text"],
.field input[type="number"] {
  width: 100%;
  min-width: 0;
  min-height: 3rem;
  padding: 0.7rem 0.8rem;
  color: var(--color-text);
  background: var(--color-white);
  border: 1px solid #aebdc6;
  border-radius: var(--radius-small);
  font: inherit;
}

.input-wrap .has-prefix {
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
}

.input-wrap .has-suffix {
  border-radius: var(--radius-small) 0 0 var(--radius-small);
}

.input-wrap .has-prefix.has-suffix {
  border-radius: 0;
}

.field input[aria-invalid="true"] {
  border-color: #b64619;
  box-shadow: 0 0 0 1px #b64619;
}

.field-error {
  margin: 0.35rem 0 0;
  color: #8a2d08;
  font-size: 0.84rem;
  font-weight: 700;
}

.choice-group {
  margin: 0;
  padding: 0;
  border: 0;
}

.choice-group legend {
  margin-bottom: 0.55rem;
  color: var(--color-primary-dark);
  font-weight: 750;
}

.choice-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.choice-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: center;
  min-height: 3rem;
  padding: 0.7rem 0.85rem;
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-small);
  cursor: pointer;
}

.choice-card:has(input:checked) {
  background: #edf7fb;
  border-color: var(--color-action);
}

.choice-card input {
  width: 1.2rem;
  height: 1.2rem;
  accent-color: var(--color-action);
}

.conditional-field[hidden] {
  display: none;
}

.validation-summary {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  color: #7a3107;
  background: #fff0e5;
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius-small);
}

.validation-summary p {
  margin-bottom: 0;
  font-weight: 700;
}

.calculator-actions {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}

.calculator-actions .button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
}

.input-summary {
  padding: 1.25rem;
}

.input-summary h2 {
  margin-bottom: 1rem;
  font-size: 1rem;
  letter-spacing: 0;
}

.summary-list {
  display: grid;
  gap: 0.7rem;
  margin: 0;
}

.summary-item {
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--color-border);
}

.summary-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.summary-item dt {
  color: var(--color-muted);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.summary-item dd {
  margin: 0.1rem 0 0;
  color: var(--color-primary-dark);
  font-size: 0.88rem;
  font-weight: 650;
}

.summary-empty {
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.review-groups {
  display: grid;
  gap: 1rem;
}

.review-group {
  padding: 1rem;
  background: #f7fafb;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
}

.review-group h3 {
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.review-group dl {
  margin: 0;
}

.review-row {
  display: grid;
  grid-template-columns: minmax(8rem, 0.8fr) minmax(0, 1.2fr);
  gap: 0.75rem;
  padding-block: 0.3rem;
  font-size: 0.86rem;
}

.review-row dt {
  color: var(--color-muted);
}

.review-row dd {
  margin: 0;
  font-weight: 650;
}

.edit-step {
  display: inline-flex;
  min-height: 2.5rem;
  align-items: center;
  margin-top: 0.35rem;
  font-size: 0.84rem;
  font-weight: 750;
}

.result-hero {
  padding: clamp(1.5rem, 5vw, 2.75rem);
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.result-hero .eyebrow {
  color: #9de5d0;
}

.result-hero h2,
.result-hero p {
  color: var(--color-white);
}

.result-hero h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.result-hero > p:last-child {
  max-width: 52rem;
  margin-bottom: 0;
  color: #d8e7ef;
  font-size: 1.05rem;
}

.result-alerts {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.result-alert {
  padding: 0.9rem 1rem;
  color: #713704;
  background: #fff0d9;
  border: 1px solid #efc17f;
  border-radius: var(--radius-small);
}

.result-alert p {
  margin-bottom: 0;
}

.result-comparison,
.result-details {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.result-card {
  padding: clamp(1.2rem, 3vw, 1.75rem);
}

.result-card.is-lower {
  border-color: #78bda8;
  box-shadow: 0 12px 34px rgba(22, 133, 103, 0.12);
}

.result-card-badge {
  display: inline-flex;
  margin-bottom: 0.75rem;
  padding: 0.25rem 0.55rem;
  color: #0d674f;
  background: #e4f4ef;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.result-card h3 {
  margin-bottom: 1rem;
  font-size: 1.35rem;
}

.metrics-list {
  display: grid;
  gap: 0.65rem;
  margin: 0;
}

.metric {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--color-border);
}

.metric dt {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.metric .context-help-panel{flex-basis:100%}

.metric dd {
  margin: 0;
  color: var(--color-primary-dark);
  font-weight: 800;
  text-align: right;
}

.chart-section,
.assumptions-section {
  margin-top: 1rem;
  padding: clamp(1.2rem, 3vw, 1.75rem);
}

.chart-section h3,
.assumptions-section h3 {
  font-size: 1.35rem;
}

.chart-description {
  color: var(--color-muted);
}

.chart-wrap {
  overflow-x: auto;
}

.cost-chart {
  display: block;
  width: 100%;
  min-width: 34rem;
  height: auto;
}

.chart-axis {
  stroke: #9dafb9;
  stroke-width: 1;
}

.chart-grid {
  stroke: #dce5ea;
  stroke-width: 1;
}

.chart-buy {
  fill: none;
  stroke: var(--color-action);
  stroke-width: 3;
}

.chart-rent {
  fill: none;
  stroke: var(--color-success);
  stroke-width: 3;
}

.chart-label {
  fill: var(--color-muted);
  font-size: 12px;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 0.75rem;
  font-size: 0.88rem;
  font-weight: 700;
}

.legend-key::before {
  display: inline-block;
  width: 1.5rem;
  height: 0.2rem;
  margin-right: 0.4rem;
  vertical-align: middle;
  background: var(--color-action);
  content: "";
}

.legend-key-rent::before {
  background: var(--color-success);
}

.breakdown-list,
.assumption-list {
  margin-bottom: 0;
  padding-left: 1.2rem;
}

.breakdown-list li + li,
.assumption-list li + li {
  margin-top: 0.4rem;
}

.recommendation-notice {
  margin-top: 1.25rem;
  padding: clamp(1.25rem, 3vw, 1.8rem);
  color: #542a05;
  background: #fff7e8;
  border: 2px solid #d89526;
  border-radius: var(--radius-medium);
  box-shadow: var(--shadow-card);
}

.recommendation-notice h3 {
  color: #542a05;
  font-size: 1.35rem;
}

.recommendation-notice p {
  line-height: 1.65;
}

.recommendation-notice p:last-child {
  margin-bottom: 0;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.result-disclaimer {
  margin: 1.25rem 0 0;
  color: var(--color-muted);
  font-size: 0.86rem;
}

@media (min-width: 42rem) {
  .fields-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .field-wide {
    grid-column: 1 / -1;
  }

  .review-groups,
  .result-comparison,
  .result-details {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 60rem) {
  .calculator-layout {
    grid-template-columns: minmax(0, 1fr) 17rem;
  }

  .input-summary {
    position: sticky;
    top: 6.25rem;
  }
}

@media (max-width: 35rem) {
  .calculator-hero {
    padding-block: 2rem;
  }

  .calculator-hero h1 {
    font-size: clamp(2rem, 10vw, 2.7rem);
  }

  .intro-points {
    display: grid;
  }
  .context-help-button{width:2.2rem;height:2.2rem}

  .calculator-start,
  .calculator-actions .button {
    width: 100%;
  }

  .calculator-actions {
    flex-direction: column-reverse;
  }

  .choice-list {
    grid-template-columns: 1fr;
  }

  .review-row {
    display: block;
  }

  .review-row dd {
    margin-top: 0.1rem;
  }

  .cost-chart {
    min-width: 30rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .progress-track span {
    transition-duration: 0.01ms;
  }
}