@layer pages {
:root:not(.js) .calc-section { display: none; }
  .calc-section { padding-block-end: var(--space-7); }
  .calc-head { position: static; border-block-start: 0; padding-block: 0 var(--space-6); }
  .calc-head .t-label { margin: 0 0 var(--space-3); }
  .calc-head .chapter-row__title { font-size: clamp(2rem, 1.5rem + 1.2vw, 2.75rem); line-height: 1.1; }
  .calc-head__lead { max-inline-size: 40em; margin: 0; color: var(--fg); }
  .calc { display: grid; gap: var(--space-5); }
  .calc__label { margin: 0; }
.calc__panel { position: relative; display: grid; gap: var(--space-6); padding-block: clamp(1.75rem, 1.25rem + 1.5vw, 2.5rem); border-block: 1px solid var(--rule); }
  .calc__fields { display: grid; align-content: start; gap: clamp(1.75rem, 1.25rem + 1.25vw, 2.5rem); }
  .calc__use { max-inline-size: 44ch; margin: 0; font-size: 0.9375rem; line-height: 1.6; color: var(--fg-2); text-wrap: pretty; }
  .calc__field { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: baseline; gap: .375rem 1rem; }
  .calc__name { font-size: 1rem; font-weight: var(--weight-medium); color: var(--fg); }
  .calc__now { font-size: 1.375rem; font-weight: var(--weight-regular); line-height: 1; letter-spacing: 0.005em; color: var(--fg); font-variant-numeric: tabular-nums lining-nums; }
  .calc__range { --f: 0; grid-column: 1 / -1; inline-size: 100%; block-size: 32px; margin: 0; background: none; appearance: none; -webkit-appearance: none; cursor: pointer; touch-action: pan-y; }
  .calc__range:disabled { cursor: default; }
  .calc__range:focus-visible { outline: 2px solid var(--focus); outline-offset: 4px; }
  .calc__range::-webkit-slider-runnable-track { block-size: 1px; border: 0; background: linear-gradient(to right, var(--accent) calc(9px + (100% - 18px) * var(--f)), var(--edge) 0); }
  [dir="rtl"] .calc__range::-webkit-slider-runnable-track { background: linear-gradient(to left, var(--accent) calc(9px + (100% - 18px) * var(--f)), var(--edge) 0); }
  .calc__range::-webkit-slider-thumb { -webkit-appearance: none; inline-size: 18px; block-size: 18px; margin-block-start: -8.5px; border: 1px solid var(--label-hi); border-radius: 50%; background: radial-gradient(circle, var(--label-hi) 0 2.5px, var(--surface) 3px); box-shadow: 0 0 0 4px var(--surface); }
  .calc__range::-moz-range-track { block-size: 1px; background: var(--edge); }
  .calc__range::-moz-range-progress { block-size: 1px; background: var(--accent); }
  .calc__range::-moz-range-thumb { box-sizing: border-box; inline-size: 18px; block-size: 18px; border: 1px solid var(--label-hi); border-radius: 50%; background: radial-gradient(circle, var(--label-hi) 0 2.5px, var(--surface) 3px); }
@media (pointer: coarse) {
    .calc__range { block-size: 44px; }
    .calc__range::-webkit-slider-thumb { inline-size: 26px; block-size: 26px; margin-block-start: -12.5px; background: radial-gradient(circle, var(--label-hi) 0 3px, var(--surface) 3.5px); }
    .calc__range::-moz-range-thumb { inline-size: 26px; block-size: 26px; }
  }
  @media (forced-colors: active) { .calc__range { appearance: auto; -webkit-appearance: auto; } }
  .calc__ends { grid-column: 1 / -1; display: flex; justify-content: space-between; font-size: .75rem; letter-spacing: .02em; color: var(--fg-3); font-variant-numeric: tabular-nums lining-nums; }
  .calc__results { display: grid; align-content: start; border-block-start: 1px solid var(--rule-soft); }
  .calc__out { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: .5rem 1rem; margin: 0; padding-block: 1.125rem; border-block-end: 1px solid var(--rule-soft); }
  .calc__per { color: var(--fg-3); }
.calc :is(.calc__now, .calc__sum):empty::before { content: ""; display: inline-block; inline-size: 1.25em; block-size: 1px; vertical-align: middle; background: var(--rule-strong); }
  .calc__sum { font-weight: var(--weight-light); font-size: clamp(1.875rem, 1.375rem + 1.25vw, 2.5rem); line-height: 1; letter-spacing: -.02em; color: var(--fg); font-variant-numeric: lining-nums tabular-nums; white-space: nowrap; }
  .calc__guard { margin: 0; padding-block-start: 1.125rem; max-inline-size: 48ch; font-size: 0.875rem; line-height: 1.65; color: var(--fg-2); text-wrap: pretty; }
  .calc__fine { max-inline-size: 76ch; margin: 0; }
  @media (min-width: 1024px) {
    .calc-section { padding-block-end: var(--space-8); }
    .calc-head { padding-block-end: var(--space-7); }
    .calc-head .chapter-row__body { align-self: end; }
    .calc__panel { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); column-gap: 0; padding-block: 2.25rem 2.5rem; }
    .calc__fields { padding-inline-end: clamp(2rem, 4vw, 4.5rem); }
    .calc__results { border-block-start: 0; border-inline-start: 1px solid var(--rule-soft); padding-inline-start: clamp(2rem, 4vw, 4.5rem); }
    .calc__out { padding-block: 0 1.25rem; }
    .calc__out + .calc__out { padding-block: 1.25rem; }
  }
}
@layer motion {
.calc__panel > .m-rule { display: block; inset-inline: 0; }
  :root.mo .calc__range::-webkit-slider-thumb { transition: transform 160ms var(--ease-ui); }
  :root.mo .calc__range:not(:disabled):is(:hover, :active)::-webkit-slider-thumb { transform: scale(1.12); }
}