/* TallyPunch screen styles — punch-card paper palette (from doc/ui-mockup.html v1) */
:root {
  --paper: #f6f4ee;
  --card: #fffdf8;
  --ink: #1c2420;
  --ink-2: #4a554e;
  --ink-3: #7a857e;
  --line: #e3ddd0;
  --line-strong: #cfc7b4;
  --accent: #c2410c;
  --accent-ink: #9a3412;
  --accent-soft: #fdeee3;
  --good: #166534;
  --good-soft: #e7f4ec;
  --ot: #92400e;
  --ot-soft: #fdf3e2;
  --radius: 10px;
  --shadow: 0 1px 2px rgb(28 36 32 / .05), 0 4px 16px rgb(28 36 32 / .06);
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --mono: "SF Mono", ui-monospace, "Cascadia Code", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-feature-settings: "tnum" 1;
}

.site-header { border-bottom: 1px solid var(--line); background: var(--card); }
.site-header .wrap {
  max-width: 1020px; margin: 0 auto; padding: 14px 20px;
  display: flex; align-items: center; gap: 28px; flex-wrap: wrap;
}
.wordmark {
  display: flex; align-items: center; gap: 9px;
  font-weight: 750; font-size: 17px; letter-spacing: -0.01em;
  text-decoration: none; color: var(--ink);
}
.wordmark .mark {
  width: 26px; height: 26px; border-radius: 7px;
  background: var(--accent);
  display: grid; place-items: center;
  color: #fff; font-family: var(--mono); font-size: 13px; font-weight: 700;
}
.site-nav { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; }
.site-nav a {
  text-decoration: none; color: var(--ink-2); font-size: 14px; font-weight: 500;
  padding: 7px 12px; border-radius: 7px;
  transition: background-color 160ms var(--ease-out), color 160ms var(--ease-out);
}
.site-nav a[aria-current] { color: var(--accent-ink); background: var(--accent-soft); }
@media (hover: hover) and (pointer: fine) {
  .site-nav a:not([aria-current]):hover { background: #f0ebdf; color: var(--ink); }
}

.wrap { max-width: 1020px; margin: 0 auto; padding: 0 20px; }

.page-head { padding: 40px 0 8px; }
.page-head h1 { font-size: 30px; letter-spacing: -0.02em; margin: 0 0 8px; font-weight: 750; }
.page-head p { margin: 0; color: var(--ink-2); max-width: 56ch; }
.trust-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.chip {
  font-size: 12.5px; font-weight: 550; color: var(--ink-2);
  background: var(--card); border: 1px solid var(--line);
  padding: 4px 10px; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 6px;
}

.layout {
  display: grid; grid-template-columns: 1fr 320px; gap: 20px;
  padding: 22px 0 60px; align-items: start;
}
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; } }

.panel {
  background: var(--card);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.panel-head {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 16px 20px; border-bottom: 1px solid var(--line);
  background: linear-gradient(#fffdf8, #faf6ec);
}
.field { display: flex; flex-direction: column; gap: 4px; }
.field label, .field .label {
  font-size: 11.5px; font-weight: 650; letter-spacing: .04em;
  text-transform: uppercase; color: var(--ink-3);
}
.panel-head input[type="text"] {
  font: inherit; padding: 7px 10px; width: 180px;
  border: 1px solid var(--line-strong); border-radius: 7px; background: #fff;
  transition: border-color 160ms var(--ease-out), box-shadow 160ms var(--ease-out);
}

.controls {
  display: flex; gap: 18px; flex-wrap: wrap; align-items: end;
  padding: 14px 20px; border-bottom: 1px solid var(--line);
  background: #fbf8f0;
}
.segmented { display: inline-flex; background: #efe9db; border-radius: 8px; padding: 3px; }
.segmented button {
  font: inherit; font-size: 13.5px; font-weight: 600; color: var(--ink-2);
  border: 0; background: transparent; padding: 6px 14px; border-radius: 6px;
  cursor: pointer;
  transition: background-color 160ms var(--ease-out), color 160ms var(--ease-out), transform 160ms var(--ease-out);
}
.segmented button[aria-pressed="true"] {
  background: var(--card); color: var(--ink);
  box-shadow: 0 1px 2px rgb(28 36 32 / .12);
}
.segmented button:active { transform: scale(0.97); }
select, .controls input, .calc-row input {
  font: inherit; padding: 7px 10px;
  border: 1px solid var(--line-strong); border-radius: 7px; background: #fff;
  transition: border-color 160ms var(--ease-out), box-shadow 160ms var(--ease-out);
}
.controls input { width: 90px; }
:where(input, select, button):focus-visible {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgb(194 65 12 / .18);
}

table.card-grid { width: 100%; border-collapse: collapse; }
.card-grid th {
  font-size: 11.5px; font-weight: 650; letter-spacing: .04em; text-transform: uppercase;
  color: var(--ink-3); text-align: left;
  padding: 10px 12px 8px; border-bottom: 1px solid var(--line-strong);
  background: #fdfbf4;
}
.card-grid th.num, .card-grid td.num { text-align: right; }
.card-grid td { padding: 6px 12px; border-bottom: 1px dashed var(--line); vertical-align: middle; }
.card-grid tbody tr:last-child td { border-bottom: 0; }
.card-grid .day { font-weight: 600; font-size: 14px; }
.card-grid .day small { display: block; font-weight: 500; color: var(--ink-3); font-size: 11.5px; }
.card-grid input {
  font: inherit; font-family: var(--mono); font-size: 13.5px;
  width: 84px; padding: 6px 8px; text-align: center;
  border: 1px solid var(--line); border-radius: 6px; background: #fff;
  transition: border-color 160ms var(--ease-out), box-shadow 160ms var(--ease-out);
}
.card-grid input.lunch { width: 56px; }
.card-grid input.filled { border-color: var(--line-strong); background: #fffef9; }
.card-grid td.num .net { font-family: var(--mono); font-size: 13.5px; font-weight: 650; }
.card-grid td.num .net .dec { color: var(--ink-3); font-weight: 500; font-size: 12px; }
.card-grid tr.weekend .day { color: var(--ink-3); }

.hint-bar {
  display: none;
  margin: 0; padding: 9px 20px; font-size: 13px;
  color: var(--ot); background: var(--ot-soft); border-top: 1px solid #f0dfc0;
}
.hint-bar.show { display: block; }

.summary {
  background: var(--card); border: 1px solid var(--line-strong);
  border-radius: var(--radius); box-shadow: var(--shadow);
  overflow: hidden; position: sticky; top: 20px;
}
.summary h2 {
  font-size: 13px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  color: var(--ink-3); margin: 0; padding: 14px 18px 10px;
  border-bottom: 1px solid var(--line); background: #fdfbf4;
}
.summary dl { margin: 0; padding: 8px 18px 14px; }
.summary .row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 7px 0; border-bottom: 1px dashed var(--line);
}
.summary .row:last-child { border-bottom: 0; }
.summary dt { color: var(--ink-2); font-size: 14px; }
.summary dd { margin: 0; font-family: var(--mono); font-size: 14px; font-weight: 650; }
.summary .row.ot dt, .summary .row.ot dd { color: var(--ot); }
.summary .row.dt2 dt, .summary .row.dt2 dd { color: #7c2d12; }
.summary .row.total { padding-top: 10px; }
.summary .row.total dt { font-weight: 700; color: var(--ink); }
.summary .row.total dd { font-size: 18px; font-weight: 750; }
.summary .pay {
  margin: 0 14px 14px; padding: 12px 14px;
  background: var(--good-soft); border: 1px solid #cfe8d8; border-radius: 8px;
}
.summary .pay .label { font-size: 12px; font-weight: 650; color: var(--good); letter-spacing: .03em; text-transform: uppercase; }
.summary .pay .amount { font-family: var(--mono); font-size: 22px; font-weight: 750; color: var(--good); letter-spacing: -0.01em; }
.summary .pay .note { font-size: 12px; color: #3d6b4f; margin-top: 2px; }

.btn {
  display: block; width: calc(100% - 28px); margin: 0 14px 14px;
  font: inherit; font-weight: 650; font-size: 14.5px; text-align: center;
  color: #fff; background: var(--accent); border: 0; border-radius: 8px;
  padding: 11px; cursor: pointer; text-decoration: none;
  transition: background-color 160ms var(--ease-out), transform 160ms var(--ease-out);
}
.btn:active { transform: scale(0.97); }
@media (hover: hover) and (pointer: fine) { .btn:hover { background: var(--accent-ink); } }
.btn.ghost {
  color: var(--ink-2); background: transparent;
  border: 1px solid var(--line-strong); font-size: 13.5px; font-weight: 600; padding: 9px;
}
@media (hover: hover) and (pointer: fine) { .btn.ghost:hover { background: #f0ebdf; } }

.legal { font-size: 12.5px; color: var(--ink-3); padding: 0 2px; max-width: 70ch; }
.legal strong { color: var(--ink-2); }
.summary .legal { padding: 0 18px 16px; }

/* single-purpose calculator pages (lunch break / decimal) */
.calc-card { max-width: 640px; margin: 22px 0 40px; }
.calc-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: end; padding: 16px 20px; }
.calc-row input { font-family: var(--mono); width: 110px; text-align: center; }
.calc-result {
  border-top: 1px solid var(--line); background: #fdfbf4;
  padding: 16px 20px;
}
.calc-result .big { font-family: var(--mono); font-size: 26px; font-weight: 750; letter-spacing: -0.01em; }
.calc-result .alt { color: var(--ink-2); font-size: 13.5px; margin-top: 2px; }
.calc-result .alt b { font-family: var(--mono); }

/* decimal reference table */
table.ref-table { width: 100%; border-collapse: collapse; }
.ref-table th {
  font-size: 11.5px; font-weight: 650; letter-spacing: .04em; text-transform: uppercase;
  color: var(--ink-3); text-align: left; padding: 9px 12px 7px;
  border-bottom: 1px solid var(--line-strong); background: #fdfbf4;
}
.ref-table th.num, .ref-table td.num { text-align: right; }
.ref-table td { padding: 4px 12px; border-bottom: 1px dashed var(--line); font-family: var(--mono); font-size: 13px; }
.ref-table tr.hl td { background: var(--accent-soft); font-weight: 700; }
.ref-cols { column-count: 2; column-gap: 24px; }
@media (max-width: 640px) { .ref-cols { column-count: 1; } }

/* shift answer pages */
.answer-hero {
  background: var(--card); border: 1px solid var(--line-strong); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 26px 26px 20px; margin: 22px 0;
}
.answer-hero .q { font-size: 14px; color: var(--ink-3); font-weight: 600; }
.answer-hero .a { font-family: var(--mono); font-size: 40px; font-weight: 750; letter-spacing: -0.02em; margin: 4px 0; }
.answer-hero .sub { color: var(--ink-2); font-size: 14px; }
.lunch-variants { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.lunch-variants .lv {
  font-size: 13px; font-weight: 600; color: var(--ink-2);
  background: #fbf8f0; border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px;
}
.lunch-variants .lv b { font-family: var(--mono); color: var(--ink); }
.related { margin: 26px 0 50px; }
.related h2 { font-size: 15px; margin: 0 0 10px; }
.related ul { margin: 0; padding-left: 20px; color: var(--ink-2); }
.related a { color: var(--accent-ink); }

footer.site { border-top: 1px solid var(--line); background: var(--card); padding: 22px 0 34px; font-size: 13px; color: var(--ink-3); }
footer.site .wrap { display: flex; gap: 20px; flex-wrap: wrap; }
footer.site a { color: var(--ink-2); text-decoration: none; }
footer.site .spacer { margin-left: auto; }

/* print sheets are hidden on screen */
.print-only { display: none; }

@media (prefers-reduced-motion: reduce) {
  .btn, .segmented button { transition-property: background-color, color; }
  .btn:active, .segmented button:active { transform: none; }
}