/*
 * The savings calculator (/calculator, DON-760). The site's own tokens only (site.css :root), scoped
 * under `.calc` so nothing here reaches another page. One column on a phone; nothing may widen
 * the document, and the table scrolls inside its own wrapper if it has to.
 */
.calc .doc-in { max-width: none; }
.calc p { margin: 0; }
.calc h2 { font-family: var(--font-display); font-size: 20px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 4px; }
.calc-head { margin: 0 0 24px; }
.calc-head h1 { margin: 10px 0 12px; max-width: 20ch; }
.calc-head .lede { max-width: 62ch; margin: 0; }

.calc-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 20px; align-items: start; }
.calc .card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px; min-width: 0; }
.calc .card.accent { border-color: var(--accent-line); }

.calc .field { display: block; margin: 18px 0 0; padding: 0; border: 0; min-width: 0; }
.calc .calc-cap { display: block; font-size: 14px; font-weight: 500; margin: 0 0 8px; padding: 0; color: var(--ink); }
.calc .field small { display: block; color: var(--ink-soft); font-size: 13px; line-height: 1.5; margin-top: 6px; }
.calc [hidden] { display: none !important; }

.stepper { display: inline-flex; align-items: stretch; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stepper button { width: 44px; min-height: 44px; border: 0; background: var(--surface-2); color: var(--ink); font: 500 18px var(--font-ui); cursor: pointer; }
.stepper button:hover { background: var(--bg-2); }
.stepper button:focus-visible, .calc .input:focus-visible, .stepper input:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.stepper input { width: 64px; border: 0; background: transparent; color: var(--ink); text-align: center; font: 600 18px var(--font-display); font-variant-numeric: tabular-nums; -moz-appearance: textfield; appearance: textfield; }
.stepper input::-webkit-inner-spin-button, .stepper input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.calc .input { height: 44px; width: 140px; max-width: 100%; padding: 0 12px; border: 1px solid var(--line); border-radius: var(--radius); background: #09090b; color: var(--ink); font: 500 16px var(--font-ui); font-variant-numeric: tabular-nums; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.chip span { display: inline-block; padding: 9px 13px; border: 1px solid var(--line); border-radius: 999px; font-size: 14px; color: var(--ink-soft); }
.chip:hover span { border-color: var(--ink-mute); color: var(--ink); }
.chip input:checked + span { border-color: var(--accent); color: var(--ink); background: var(--accent-soft); }
.chip input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

.calc-out .label { margin: 0 0 6px; }
.calc .big { font: 700 clamp(32px, 5vw, 50px)/1.05 var(--font-display); color: var(--accent); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.calc .big.more { color: var(--ink); }
.calc .big-sub { color: var(--ink-soft); margin-top: 8px; }

.bars { margin-top: 22px; display: grid; gap: 14px; }
.bar-row { display: grid; grid-template-columns: minmax(0, 150px) minmax(0, 1fr) 80px; align-items: center; gap: 12px; font-size: 14px; }
.bar-row .who { font-weight: 600; min-width: 0; }
.bar-row .who small { display: block; font-weight: 400; color: var(--ink-soft); font-size: 12px; line-height: 1.4; }
.track { height: 14px; background: var(--surface-2); border-radius: 999px; overflow: hidden; }
.fill { display: block; height: 100%; border-radius: 999px; background: var(--ink-mute); }
.fill.us { background: linear-gradient(100deg, #5eead4, #22d3ee); }
.amt { text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }

.facts { margin-top: 20px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.fact { background: var(--surface-2); border: 1px solid var(--line-soft); border-radius: 10px; padding: 12px 14px; }
.fact b { display: block; font: 600 20px var(--font-display); font-variant-numeric: tabular-nums; }
.fact span { color: var(--ink-soft); font-size: 13px; }

.calc .moved { margin-top: 16px; font-size: 14px; color: var(--ink-soft); }
.honest { margin-top: 18px; border-left: 3px solid var(--warn); background: var(--surface-2); border-radius: 0 10px 10px 0; padding: 12px 14px; display: grid; gap: 6px; font-size: 14px; color: var(--ink-soft); }
.calc .honest p { font-size: 14px; line-height: 1.55; color: var(--ink-soft); }
.honest .label { color: var(--warn); margin: 0; }

.calc .promise { margin-top: 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; font-size: 15px; font-weight: 500; color: var(--ink); }
.flag { font: 500 11px var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase; padding: 3px 8px; border-radius: 999px; border: 1px solid var(--accent); color: var(--accent); background: var(--accent-soft); }

.calc-table { margin-top: 20px; }
.calc .table-wrap { margin: 12px 0 0; border: 0; border-radius: 0; }
.calc table { font-size: 14px; }
.calc th { font: 500 12px var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); background: none; white-space: normal; }
.calc td { border-top: 1px solid var(--line-soft); }
.calc td.num { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }
.calc tr.us td { color: var(--accent); }
.tag { display: inline-block; font: 500 11px/1.4 var(--font-mono); letter-spacing: 0.03em; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-soft); }
.calc a.tag { text-decoration: none; }
.tag.ok { border-color: rgba(52, 211, 153, 0.5); color: var(--ok); }
.tag.warn { border-color: rgba(251, 191, 36, 0.6); color: var(--warn); }
.calc .fine { color: var(--ink-soft); font-size: 12.5px; line-height: 1.55; margin-top: 12px; }
.calc .see-also { margin-top: 20px; color: var(--ink-soft); }

@media (max-width: 760px) {
  .calc-grid { grid-template-columns: minmax(0, 1fr); }
  .bar-row { grid-template-columns: minmax(0, 104px) minmax(0, 1fr) 64px; gap: 8px; }
  .facts { grid-template-columns: minmax(0, 1fr); }
  .calc .card { padding: 18px; }
  .calc th, .calc td { padding: 9px 6px; }
}