/* Calculator Wizard - Shared BEM Structure */

.calculator-wizard {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* Header */
.calculator-wizard__header {
  text-align: center;
  margin-bottom: 2rem;
}

.calculator-wizard__title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.calculator-wizard__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 500px;
  margin: 0 auto;
}

.calculator-wizard__header-actions {
  margin-top: 1rem;
}

/* Step Navigation */
.calculator-wizard__steps-nav {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding: 0 1rem;
}

.calculator-wizard__step-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: none;
  padding: 0.5rem;
  transition: opacity 0.2s;
}

.calculator-wizard__step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--color-border);
  color: var(--color-text-secondary);
  font-weight: 600;
  transition: background-color 0.2s, color 0.2s;
}

.calculator-wizard__step-indicator--active .calculator-wizard__step-number {
  background-color: var(--color-primary);
  color: white;
}

.calculator-wizard__step-indicator--completed .calculator-wizard__step-number {
  background-color: var(--color-success);
  color: white;
}

/* Completed indicators render as buttons for backward navigation */
.calculator-wizard__step-indicator-form {
  display: contents;
}

button.calculator-wizard__step-indicator {
  cursor: pointer;
  font: inherit;
}

button.calculator-wizard__step-indicator:hover .calculator-wizard__step-number,
button.calculator-wizard__step-indicator:focus-visible .calculator-wizard__step-number {
  background-color: var(--color-primary);
}

.calculator-wizard__step-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.calculator-wizard__step-indicator--active .calculator-wizard__step-label {
  color: var(--color-primary);
}

/* Steps */
.calculator-wizard__step {
  background: white;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.calculator-wizard__step-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 1.5rem;
}

/* Form Elements */
.calculator-wizard__form {
  width: 100%;
}

.calculator-wizard__form-group {
  margin-bottom: 1.5rem;
}

.calculator-wizard__form-group--hidden {
  display: none;
}

.calculator-wizard__form-group--error .calculator-wizard__input,
.calculator-wizard__form-group--error .calculator-wizard__select {
  border-color: var(--color-error);
}

.calculator-wizard__form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.calculator-wizard__label {
  display: block;
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.calculator-wizard__input,
.calculator-wizard__select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.calculator-wizard__input:focus,
.calculator-wizard__select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
}

.calculator-wizard__hint {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: 0.25rem;
}

.calculator-wizard__error {
  display: block;
  font-size: 0.875rem;
  color: var(--color-error);
  margin-top: 0.25rem;
}

/* Navigation */
.calculator-wizard__nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.calculator-wizard__back-form {
  display: inline-flex;
}

/* Results Section */
.calculator-wizard__results {
  margin-bottom: 2rem;
}

.calculator-wizard__result-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.calculator-wizard__result-actions .btn,
.calculator-wizard__result-actions form {
  min-width: 180px;
}

.calculator-wizard__result-actions form .btn {
  width: 100%;
}

/* Error Container */
.calculator-wizard__step--error {
  text-align: center;
}

.calculator-wizard__error-container {
  padding: 2rem;
}

.calculator-wizard__error-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-error);
  margin-bottom: 1rem;
}

.calculator-wizard__error-message {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
}

.calculator-wizard__error-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

/* Results Step */
.calculator-wizard__step--results {
  text-align: left;
}

/* Result Cards */
.calculator-wizard__result-card {
  background: var(--color-surface, #f8fafc);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.calculator-wizard__result-card--highlight {
  background: linear-gradient(135deg, var(--color-primary-light, #dcfce7) 0%, var(--color-surface, #f8fafc) 100%);
  border: 2px solid var(--color-primary, #22c55e);
}

.calculator-wizard__result-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.calculator-wizard__result-value {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.calculator-wizard__result-currency {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.calculator-wizard__big-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1;
}

.calculator-wizard__result-unit {
  font-size: 1rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.calculator-wizard__result-detail {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: 0.5rem;
}

.calculator-wizard__result-detail--positive {
  color: var(--color-success, #16a34a);
  font-weight: 500;
}

.calculator-wizard__result-detail--negative {
  color: var(--color-warning, #ea580c);
  font-weight: 500;
}

/* Charts Section */
.calculator-wizard__charts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
}

.calculator-wizard__chart {
  background: white;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  min-height: 250px;
}

/* Section Titles */
.calculator-wizard__section-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
}

/* Grants Section */
.calculator-wizard__grants {
  margin: 2rem 0;
}

.calculator-wizard__grant-card {
  background: white;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border-left: 4px solid var(--color-primary, #22c55e);
}

.calculator-wizard__grant-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.calculator-wizard__grant-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0;
}

.calculator-wizard__grant-amount {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary, #22c55e);
}

.calculator-wizard__grant-desc {
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.calculator-wizard__grant-requirements {
  margin: 1rem 0;
  padding-left: 1.25rem;
  color: var(--color-text-secondary);
}

.calculator-wizard__grant-requirements li {
  margin-bottom: 0.5rem;
}

.calculator-wizard__grant-link {
  display: inline-flex;
  align-items: center;
  color: var(--color-primary, #22c55e);
  font-weight: 500;
  text-decoration: none;
}

.calculator-wizard__grant-link:hover {
  text-decoration: underline;
}

/* FAQs Section */
.calculator-wizard__faqs {
  margin: 2rem 0;
}

.calculator-wizard__faq {
  background: white;
  border-radius: 8px;
  margin-bottom: 0.75rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.calculator-wizard__faq-summary {
  padding: 1rem 1.25rem;
  font-weight: 500;
  color: var(--color-text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.calculator-wizard__faq-summary::after {
  content: "+";
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  transition: transform 0.2s;
}

.calculator-wizard__faq[open] .calculator-wizard__faq-summary::after {
  content: "−";
}

.calculator-wizard__faq-content {
  padding: 0 1.25rem 1.25rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.calculator-wizard__faq-content p {
  margin-bottom: 0.75rem;
}

.calculator-wizard__faq-content ul {
  padding-left: 1.25rem;
  margin-top: 0.5rem;
}

.calculator-wizard__faq-content li {
  margin-bottom: 0.5rem;
}

/* CTA Section */
.calculator-wizard__cta {
  text-align: center;
  padding: 2rem;
  background: linear-gradient(135deg, var(--color-primary-light, #dcfce7) 0%, var(--color-surface, #f8fafc) 100%);
  border-radius: 12px;
  margin: 2rem 0;
}

.calculator-wizard__cta-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.calculator-wizard__cta-text {
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
}

/* Radio Cards (Heat Pump Type Selection) */
.calculator-wizard__radio-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.calculator-wizard__radio-card {
  position: relative;
  display: block;
  background: white;
  border: 2px solid var(--color-border);
  border-radius: 12px;
  padding: 1.25rem;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.calculator-wizard__radio-card:hover {
  border-color: var(--color-primary-light, #86efac);
}

.calculator-wizard__radio-card--selected {
  border-color: var(--color-primary, #22c55e);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
}

.calculator-wizard__radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.calculator-wizard__radio-card-content {
  text-align: center;
}

.calculator-wizard__radio-card-title {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.calculator-wizard__radio-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.calculator-wizard__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-primary, #22c55e);
  background: var(--color-primary-light, #dcfce7);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
}

/* Checkbox Group */
.calculator-wizard__checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.calculator-wizard__checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
}

.calculator-wizard__checkbox input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--color-primary, #22c55e);
}

.calculator-wizard__checkbox-text {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  color: var(--color-text-primary);
}

.calculator-wizard__checkbox-text .calculator-wizard__hint {
  margin-top: 0;
}

/* Step Description */
.calculator-wizard__step-description {
  color: var(--color-text-light);
  margin: 0 0 var(--spacing-lg) 0;
  font-size: var(--font-size-base);
}

/* Responsive */
@media (max-width: 640px) {
  .calculator-wizard {
    padding: 1rem 0.75rem;
  }

  .calculator-wizard__title {
    font-size: 1.5rem;
  }

  .calculator-wizard__subtitle {
    font-size: 1rem;
  }

  .calculator-wizard__step {
    padding: 1.25rem 1rem;
  }

  .calculator-wizard__step-title {
    font-size: 1.25rem;
  }

  .calculator-wizard__form-row {
    grid-template-columns: 1fr;
  }

  /* Step indicators: smaller circles but KEEP the labels — numbers alone
     give no orientation */
  .calculator-wizard__steps-nav {
    padding: 0;
    gap: 0.25rem;
  }

  .calculator-wizard__step-indicator {
    padding: 0.25rem;
    gap: 0.375rem;
    flex: 1;
    min-width: 0;
  }

  .calculator-wizard__step-number {
    width: 2.25rem;
    height: 2.25rem;
    font-size: 0.9375rem;
  }

  .calculator-wizard__step-label {
    display: block;
    font-size: 0.6875rem;
    line-height: 1.2;
    text-align: center;
    overflow-wrap: break-word;
    max-width: 100%;
  }

  /* Comfortable thumb targets for every wizard button */
  .calculator-wizard .btn {
    min-height: 48px;
    font-size: 1.0625rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .calculator-wizard__input,
  .calculator-wizard__select {
    min-height: 48px;
    font-size: 1rem;
  }

  /* Result cards: trim the desktop-sized padding so values get room */
  .calculator-wizard .result-card {
    padding: var(--spacing-lg) var(--spacing-md);
    margin-bottom: var(--spacing-md);
  }

  .calculator-wizard .result-item {
    padding: var(--spacing-md);
  }

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

  .calculator-wizard__nav > *,
  .calculator-wizard__back-form {
    width: 100%;
  }

  .calculator-wizard__nav .btn {
    width: 100%;
  }

  .calculator-wizard__result-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .calculator-wizard__result-actions .btn,
  .calculator-wizard__result-actions form {
    width: 100%;
    min-width: auto;
  }

  .calculator-wizard__result-actions .btn {
    justify-content: center;
  }

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

  /* Charts responsive */
  .calculator-wizard__charts {
    grid-template-columns: 1fr;
  }

  .calculator-wizard__chart {
    min-height: 200px;
  }

  /* Radio cards responsive */
  .calculator-wizard__radio-cards {
    grid-template-columns: 1fr;
  }

  /* Result cards responsive */
  .calculator-wizard__big-number {
    font-size: 2rem;
  }

  /* CTA responsive */
  .calculator-wizard__cta {
    padding: 1.5rem;
  }

  .calculator-wizard__cta-title {
    font-size: 1.25rem;
  }

  /* Grant header responsive */
  .calculator-wizard__grant-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Methodology disclaimer under calculator results */
.results-methodology {
  margin: var(--spacing-md) 0 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: center;
}

/* Share-calculation box (saved + shared pages) */
.share-calculation {
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
  padding: var(--spacing-md);
  background: var(--color-background-light);
  border: 1px solid var(--color-border);
  border-radius: 8px;
}

.share-calculation__label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

.share-calculation__row {
  display: flex;
  gap: var(--spacing-sm);
}

.share-calculation__input {
  flex: 1;
  min-width: 0;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  background: var(--color-surface);
}

.share-calculation__copy {
  flex-shrink: 0;
  white-space: nowrap;
}

/* "Can't find your address" fallback disclosure (step 1 address-first flow) */
.calculator-wizard__fallback {
  margin-bottom: 1.5rem;
}

.calculator-wizard__fallback-summary {
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  padding: 0.25rem 0;
}

.calculator-wizard__fallback-summary:hover {
  text-decoration: underline;
}

.calculator-wizard__fallback[open] .calculator-wizard__fallback-summary {
  margin-bottom: var(--spacing-sm);
}