/* Calculator tool pages — lighter than full guide articles */

.article-wrap--calculator .calculator-page {
  max-width: none;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.calculator-page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

@media (min-width: 1024px) {
  .calculator-page {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
    column-gap: 2.25rem;
    row-gap: 0;
  }

  .calculator-page__body {
    grid-column: 1;
  }

  .calculator-page__body--top {
    grid-row: 1;
  }

  .calculator-page__body--bottom {
    grid-row: 2;
  }

  .calculator-panel {
    grid-column: 2;
    grid-row: 1 / span 2;
    position: sticky;
    top: 88px;
  }
}

.calculator-page__body {
  min-width: 0;
}

.calculator-page__hero {
  margin-bottom: 1.25rem;
}

.calculator-page__hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  line-height: 1.15;
  margin-bottom: 0;
}

.calculator-page__hero .article-eyebrow {
  margin-bottom: 0.5rem;
}

.calculator-section {
  margin-bottom: 1.5rem;
}

.calculator-section:last-child {
  margin-bottom: 0;
}

.calculator-section h2 {
  font-size: 1.35rem;
  margin-bottom: 0.65rem;
}

.calculator-section p {
  margin-bottom: 0.85rem;
  max-width: 62ch;
}

.calculator-section p:last-child {
  margin-bottom: 0;
}

.calculator-page .article-cta {
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
}

.calculator-page .article-footer-nav {
  margin-top: 0;
}

.calculator-page .article-related {
  margin-top: 1.5rem;
}

.calculator-formula {
  display: inline-block;
  margin: 0.75rem 0 1rem;
  padding: 0.65rem 1rem;
  background: var(--brand-light);
  color: var(--brand);
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
}

.calculator-example-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.25rem;
  font-size: 0.9rem;
}

.calculator-example-table th,
.calculator-example-table td {
  border: 1px solid var(--border);
  padding: 0.65rem 0.75rem;
  text-align: left;
  vertical-align: top;
}

.calculator-example-table th {
  background: #fafafa;
  font-weight: 700;
}

.calculator-example-table td:last-child {
  font-weight: 700;
  white-space: nowrap;
}

.calculator-example-table .calc-field-name {
  color: var(--brand);
  font-weight: 700;
}

.calculator-example__result {
  padding: 1rem 1.1rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fafafa;
  margin: 1rem 0;
  font-size: 0.95rem;
}

.calculator-example__result strong {
  color: var(--brand);
  font-size: 1.15rem;
}

/* Sticky calculator panel */
.calculator-panel {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

@media (min-width: 1024px) {
  .calculator-panel {
    margin-bottom: 0;
  }
}

.calculator-panel__head {
  padding: 1rem 1.15rem 0.85rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #fff 0%, #fafafa 100%);
}

.calculator-panel__head h2 {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.calculator-panel__head p {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0;
}

.calculator-panel__body {
  padding: 1.1rem 1.15rem 1.25rem;
}

.calculator-panel label {
  display: block;
  font-size: 0.84rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.calculator-panel .field-hint {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--muted);
  margin-top: -0.15rem;
  margin-bottom: 0.45rem;
}

.calculator-panel input[type="number"] {
  width: 100%;
  padding: 0.62rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  font: inherit;
  margin-bottom: 0.85rem;
}

.calculator-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.calculator-panel__btn {
  flex: 1;
  min-width: 0;
  padding: 0.55rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  color: var(--text);
}

.calculator-panel__btn:hover {
  border-color: var(--brand);
  color: var(--brand);
}

.calculator-panel__btn--primary {
  background: var(--brand-light);
  border-color: transparent;
  color: var(--brand);
}

.calculator-result {
  border-radius: 12px;
  padding: 1rem;
  background: var(--brand-light);
}

.calculator-result__main {
  margin-bottom: 0.85rem;
}

.calculator-result__label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-bottom: 0.2rem;
}

.calculator-result__value {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--brand);
  line-height: 1.1;
}

.calculator-result__status {
  display: inline-block;
  margin-top: 0.45rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.calculator-result__status--ok {
  background: #e8f5e9;
  color: #2e7d32;
}

.calculator-result__status--tight {
  background: #fff8e1;
  color: #f57f17;
}

.calculator-result__status--over {
  background: #ffebee;
  color: #c62828;
}

.calculator-result__grid {
  display: grid;
  gap: 0.55rem;
  font-size: 0.84rem;
}

.calculator-result__grid div {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 0.45rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.calculator-result__grid strong {
  font-weight: 800;
  white-space: nowrap;
}

.calculator-panel__cta {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.45;
}

.calculator-email {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fafafa;
}

.calculator-email__title {
  margin: 0 0 0.25rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
}

.calculator-email__hint {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.4;
}

.calculator-email__form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.calculator-email__input {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  font-size: 0.88rem;
}

.calculator-email__btn {
  padding: 0.55rem 0.85rem;
  border: none;
  border-radius: 8px;
  background: var(--brand, #8b0000);
  color: #fff;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
}

.calculator-email__btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.calculator-email__status {
  margin: 0.65rem 0 0;
  font-size: 0.78rem;
  line-height: 1.4;
}

.calculator-email__status--ok {
  color: #2e7d32;
}

.calculator-email__status--error {
  color: #c62828;
}

.calculator-faq .faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 0.65rem;
  overflow: hidden;
}

.calculator-faq .faq-item button {
  width: 100%;
  text-align: left;
  padding: 0.85rem 1rem;
  border: none;
  background: #fafafa;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
}

.calculator-faq .faq-item__body {
  display: none;
  padding: 0 1rem 1rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.calculator-faq .faq-item.is-open .faq-item__body {
  display: block;
}

.calculator-faq .faq-item.is-open button {
  background: #fff;
}

/* Tabbed related calculators + related reading */
.calculator-related {
  margin: 1.5rem 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.calculator-related__heading {
  font-size: 1.15rem;
  margin-bottom: 0.85rem;
}

.calculator-related__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

.calculator-related__tab {
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  color: var(--muted);
}

.calculator-related__tab.is-active {
  background: var(--brand-light);
  border-color: transparent;
  color: var(--brand);
}

.calculator-related__panel[hidden] {
  display: none;
}

.calculator-related__empty {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
}

.calculator-related__carousel.article-related {
  margin: 0;
  padding: 0;
  border: none;
  scroll-margin-top: 96px;
}

.calculator-related__carousel .article-related__header {
  justify-content: flex-end;
  margin-bottom: 0;
  min-height: 2.25rem;
}

.calculator-related__carousel .article-related__carousel {
  margin-top: 0.5rem;
}

.calculator-page .calculator-related {
  grid-column: 1 / -1;
}

@media (min-width: 1024px) {
  .calculator-page .calculator-related {
    grid-column: 1;
  }
}