.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;
}

.calc-index,
.calc-page {
  padding: 28px 0 64px;
}

.calc-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0 0 18px;
  color: var(--muted);
  font-size: .86rem;
}

.calc-crumbs a {
  color: inherit;
  text-decoration: none;
}

.calc-crumbs a:hover {
  color: var(--accent);
}

.calc-hero {
  max-width: 760px;
  margin: 0 0 22px;
}

.calc-hero h1 {
  margin: 6px 0 10px;
}

.calc-search {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.calc-search__field {
  flex: 1 1 240px;
}

.calc-search input,
.calc-field input,
.calc-field select,
.calc-field textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
}

.calc-search input:focus,
.calc-field input:focus,
.calc-field select:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 55%, transparent);
  outline-offset: 1px;
}

.calc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 28px;
}

.calc-chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  text-decoration: none;
  background: var(--surface);
  font-size: .86rem;
}

.calc-chip.is-active,
.calc-chip:hover {
  color: var(--text);
  border-color: var(--accent);
}

.calc-group,
.calc-popular,
.calc-related,
.calc-faq,
.calc-explain,
.calc-rates {
  margin: 0 0 32px;
}

.calc-group h2,
.calc-popular h2,
.calc-related h2,
.calc-faq h2,
.calc-explain h2,
.calc-rates h2 {
  margin: 0 0 14px;
  font-size: 1.2rem;
}

.calc-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.calc-card {
  display: grid;
  gap: 6px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  color: inherit;
  text-decoration: none;
  min-height: 100%;
}

.calc-card:hover {
  border-color: var(--accent);
}

.calc-card__cat {
  color: var(--muted);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.calc-card span:last-child {
  color: var(--muted);
  font-size: .9rem;
}

.calc-app {
  display: grid;
  gap: 18px;
  margin: 0 0 28px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
}

.calc-app--compact {
  padding: 14px;
  margin: 22px 0;
}

.article-calculator {
  margin: 24px 0 8px;
}

.article-calculator .calc-app--compact {
  margin: 0;
}

.calc-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 14px;
}

.calc-field {
  display: grid;
  gap: 6px;
  min-width: 0;
  color: var(--muted);
  font-size: .8rem;
}

.calc-field--radio,
.calc-field--check {
  grid-column: 1 / -1;
}

.calc-field--check {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: .95rem;
}

.calc-radios {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--text);
}

.calc-radios label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.calc-field__error {
  color: #c24141;
}

.calc-swap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.calc-swap svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

.calc-result {
  padding: 16px;
  border-radius: 16px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.calc-result.is-up {
  box-shadow: inset 4px 0 0 #2f9e6a;
}

.calc-result.is-down {
  box-shadow: inset 4px 0 0 #c24141;
}

.calc-result.is-error {
  box-shadow: inset 4px 0 0 #c24141;
}

.calc-result__headline {
  margin: 0 0 10px;
  font-size: 1.25rem;
  font-weight: 700;
}

.calc-result__rows {
  display: grid;
  gap: 6px 16px;
  margin: 0;
  grid-template-columns: minmax(0, 1fr) auto;
}

.calc-result__rows dt {
  color: var(--muted);
}

.calc-result__rows dd {
  margin: 0;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.calc-chart {
  display: block;
  width: 100%;
  height: 120px;
  margin-top: 12px;
  color: var(--accent);
}

.calc-table-scroll,
.calc-result__table-wrap {
  overflow-x: auto;
  margin-top: 12px;
}

.calc-table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.calc-table th,
.calc-table td {
  padding: 8px 10px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.calc-table th {
  color: var(--muted);
  font-size: .75rem;
}

.calc-result__note,
.calc-updated,
.calc-disclaimer,
.calc-copy-status {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: .86rem;
}

.calc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.calc-explain {
  display: grid;
  gap: 18px;
}

.calc-formula {
  margin: 0;
  padding: 12px 14px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-2);
  font-size: .92rem;
}

.calc-faq details {
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}

.calc-faq summary {
  cursor: pointer;
  font-weight: 600;
}

.calc-faq p {
  margin: 8px 0 0;
  color: var(--muted);
}

.calc-related-inline {
  margin: 0 0 18px;
  color: var(--muted);
}

.calc-related-inline a {
  color: inherit;
}

@media (max-width: 720px) {
  .calc-fields {
    grid-template-columns: 1fr;
  }

  .calc-result__headline {
    font-size: 1.08rem;
  }
}