/* The Mismatch Bill: the result is a till receipt, printed in mono on paper with torn edges. */
.rc-stage { position: relative; display: grid; justify-items: center; padding-block: 8px; }
.rc-wrap { filter: var(--shadow-paper); width: 100%; max-width: 380px; }
.rc-wrap.tilt { transform: rotate(-2deg); }
.rc-stamp {
  position: absolute; top: 34px; right: max(4%, calc(50% - 230px)); transform: rotate(8deg);
  font: 600 13px var(--mono); letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent); border: 2px solid var(--accent); border-radius: 6px; padding: 4px 10px; background: var(--bg);
}

.receipt {
  --tooth: 14px;
  display: grid; gap: 3px; padding: 34px 26px 38px;
  background: var(--paper); color: var(--paper-ink);
  font: 400 12.5px/1.55 var(--mono); font-variant-numeric: tabular-nums;
  -webkit-mask:
    conic-gradient(from 135deg at top, #0000, #000 1deg 89deg, #0000 90deg) top / var(--tooth) 51% repeat-x,
    conic-gradient(from -45deg at bottom, #0000, #000 1deg 89deg, #0000 90deg) bottom / var(--tooth) 51% repeat-x;
  mask:
    conic-gradient(from 135deg at top, #0000, #000 1deg 89deg, #0000 90deg) top / var(--tooth) 51% repeat-x,
    conic-gradient(from -45deg at bottom, #0000, #000 1deg 89deg, #0000 90deg) bottom / var(--tooth) 51% repeat-x;
}
.rc-top { display: grid; justify-items: center; gap: 2px; text-align: center; letter-spacing: 0.1em; }
.rc-mark {
  display: grid; place-items: center; width: 26px; height: 26px; margin-bottom: 6px;
  border: 1.5px solid var(--paper-ink); border-radius: 7px; font: 600 14px var(--sans); letter-spacing: 0;
}
.rc-title { font-weight: 600; font-size: 15px; letter-spacing: 0.22em; }
.rc-rule { border-top: 1px dashed var(--paper-rule); margin: 9px 0; }
.rc-rule.rc-double { border-top: 3px double var(--paper-rule); }
.rc-line { display: flex; justify-content: space-between; align-items: baseline; gap: 14px; }
.rc-line span:last-child { text-align: right; white-space: nowrap; }
.rc-item { display: grid; gap: 1px; margin-bottom: 6px; }
.rc-head { font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; }
.rc-sum { color: var(--paper-soft); font-size: 11.5px; }
.rc-total { font-size: 19px; font-weight: 600; margin-top: 4px; letter-spacing: 0.02em; }
.rc-not { margin: 4px 0 0; padding: 0; list-style: none; display: grid; gap: 1px; color: var(--paper-soft); }
.rc-not li::before { content: "* "; }
.barcode { display: flex; justify-content: center; height: 46px; margin-top: 6px; }
.barcode i { display: block; height: 100%; background: var(--paper-ink); }
.rc-thanks { margin-top: 6px; letter-spacing: 0.14em; font-size: 11px; color: var(--paper-soft); }

/* result layout */
.bill-grid {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  grid-template-areas: "head paper" "adjust paper";
  grid-template-rows: auto 1fr; gap: 28px 56px; align-items: start;
}
.bill-copy { grid-area: head; display: grid; gap: 22px; min-width: 0; }
.bill-copy h1.display { font-size: clamp(34px, 4.4vw, 52px); }
.bill-paper { grid-area: paper; position: sticky; top: calc(env(safe-area-inset-top, 0px) + 84px); display: grid; justify-items: center; }

.adjust {
  grid-area: adjust; min-width: 0;
  display: grid; gap: 16px; padding: 22px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg);
}
.adjust-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.adjust-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px 12px; }
.adjust .field { align-content: end; font-size: 13px; }
.adjust .field input { font-variant-numeric: tabular-nums; padding: 9px 11px; }
.seg { display: inline-flex; padding: 3px; gap: 2px; border-radius: 9px; background: var(--card); }
.seg button {
  appearance: none; border: 0; cursor: pointer; min-width: 34px; padding: 5px 10px; border-radius: 7px;
  font: 500 14px var(--sans); color: var(--text-soft); background: transparent;
}
.seg button[aria-pressed="true"] { background: var(--panel); color: var(--text); box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12); }

@media (max-width: 960px) {
  .adjust-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .bill-grid { grid-template-columns: minmax(0, 1fr); grid-template-areas: "head" "paper" "adjust"; grid-template-rows: auto; gap: 36px; }
  .bill-paper { position: static; }
}
@media (max-width: 420px) {
  .receipt { padding-inline: 18px; font-size: 12px; }
  .adjust { padding: 16px; }
  .adjust-grid { grid-template-columns: minmax(0, 1fr); }
}