/* Tallyslip: a carbon-copy invoice pad. Cream paper, blue ink, one red stamp.
   System fonts only. No external resources. Mobile first, widened at 760px and 1040px. */

:root {
  --paper: #f4edda;        /* page ground, warm receipt-book paper */
  --paper-2: #ebe2c8;      /* rules, wells */
  --sheet: #fffdf6;        /* the slip itself */
  --ink: #17203a;          /* body text, 13.6:1 on paper */
  --ink-2: #475069;        /* secondary text, 6.4:1 on paper */
  --blue: #1b3f8f;         /* pen ink: buttons, links; white on it 9.6:1 */
  --blue-wash: #dfe6f5;
  --stamp: #a8261b;        /* red stamp, 5.9:1 on paper */
  --line: #cfc4a4;
  --focus: #e08a00;
  --serif: Rockwell, "Roboto Slab", "Bitter", "Courier Prime", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 17px/1.5 var(--sans);
}
img, svg { max-width: 100%; }
a { color: var(--blue); text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 3px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 18px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: 12px 16px; z-index: 10; }
.skip:focus { left: 8px; top: 8px; }

/* ---------- top bar ---------- */
.bar { border-bottom: 2px solid var(--ink); background: var(--paper); }
.bar .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 52px; }
.brand { display: inline-flex; align-items: center; gap: 9px; color: var(--ink); text-decoration: none;
  font: 700 21px/1 var(--serif); letter-spacing: .01em; min-height: 44px; }
.brand-mark { width: 26px; height: 26px; color: var(--blue); }
.bar-by { font-size: 13px; color: var(--ink-2); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 54px; padding: 0 24px; border: 2px solid var(--ink); border-radius: 6px;
  font: 700 18px/1 var(--sans); text-decoration: none; cursor: pointer;
}
.btn-primary { background: var(--blue); color: #fff; box-shadow: 4px 4px 0 var(--ink); }
.btn-primary:active { transform: translate(3px, 3px); box-shadow: 1px 1px 0 var(--ink); }
.btn-quiet { background: var(--sheet); color: var(--ink); min-height: 48px; font-size: 16px; font-weight: 600; }

/* ---------- hero ---------- */
.hero { padding: 22px 0 8px; }
.hero .wrap { display: grid; gap: 18px; }
.headline { margin: 0; font: 800 27px/1.12 var(--serif); letter-spacing: -.005em; }
.subhead { margin: 10px 0 0; font-size: 17px; color: var(--ink); }
.subhead strong { background: linear-gradient(transparent 62%, #f2cf6b 62%); }
.hero-actions { margin: 16px 0 0; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; }
.hero-actions .btn { width: 100%; }
.btn-note { display: none; font-size: 14px; color: var(--ink-2); } /* phones: keep the example on the first screen */
.terms { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 14px 0 0; padding: 10px 0 0; border-top: 1px dashed var(--ink-2); }
.terms div { display: flex; gap: 6px; font-size: 14px; }
.terms dt { color: var(--ink-2); }
.terms dt::after { content: ":"; }
.terms dd { margin: 0; font-weight: 700; }
.contrast-line { margin: 10px 0 0; font-size: 14.5px; color: var(--ink-2); }

/* ---------- the slip (invoice paper) ---------- */
.frame { margin: 0; position: relative; }
.frame-tag {
  position: absolute; z-index: 2; top: -10px; right: 10px; transform: rotate(3deg);
  border: 2px solid var(--stamp); color: var(--stamp); background: var(--paper);
  padding: 2px 8px; border-radius: 3px; font: 800 12px/1.3 var(--sans); letter-spacing: .09em; text-transform: uppercase;
}
.frame-caption { margin: 8px 2px 0; font-size: 13px; color: var(--ink-2); }
.slip {
  position: relative; background: var(--sheet); border: 1.5px solid var(--ink);
  padding: 14px 14px 12px; font-size: 13px; line-height: 1.35;
  box-shadow: 5px 5px 0 var(--paper-2), 5px 5px 0 1.5px var(--ink);
  background-image: repeating-linear-gradient(transparent 0 23px, rgba(27,63,143,.07) 23px 24px);
}
.slip::before { /* perforation */
  content: ""; position: absolute; left: 0; right: 0; top: -8px; height: 8px;
  background: radial-gradient(circle at 6px 8px, var(--paper) 0 3px, transparent 3.5px) 0 0 / 14px 8px repeat-x;
}
.slip-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; border-bottom: 2px solid var(--ink); padding-bottom: 8px; }
.slip-biz { font: 700 15px/1.2 var(--serif); }
.slip-biz small { display: block; font: 400 12px/1.35 var(--sans); color: var(--ink-2); margin-top: 2px; }
.slip-kind { text-align: right; font: 800 18px/1 var(--serif); letter-spacing: .06em; text-transform: uppercase; color: var(--blue); }
.slip-kind small { display: block; margin-top: 4px; font: 400 12px/1.3 var(--mono); letter-spacing: 0; color: var(--ink-2); text-transform: none; }
.slip-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 12px; margin: 8px 0 6px; }
.slip-meta b { display: block; font: 700 10.5px/1.2 var(--sans); letter-spacing: .09em; text-transform: uppercase; color: var(--ink-2); }
.slip-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.slip-table th { text-align: left; font: 700 10.5px/1.2 var(--sans); letter-spacing: .09em; text-transform: uppercase; color: var(--ink-2); padding: 4px 0; border-bottom: 1px solid var(--ink); }
.slip-table td { padding: 5px 0; border-bottom: 1px dotted var(--line); vertical-align: top; }
.slip-table .n { text-align: right; font-family: var(--mono); white-space: nowrap; padding-left: 8px; }
.slip-total { display: grid; grid-template-columns: 1fr auto; gap: 2px 14px; justify-content: end; margin: 8px 0 0 auto; width: 62%; min-width: 170px; font-size: 12.5px; }
.slip-total span:nth-child(even) { text-align: right; font-family: var(--mono); }
.slip-total .grand { font: 800 15px/1.4 var(--serif); border-top: 2px solid var(--ink); padding-top: 4px; margin-top: 3px; }
.slip-total .grand + .grand { font-family: var(--mono); }
.slip-note { margin: 8px 0 0; padding-top: 6px; border-top: 1px dashed var(--ink-2); font-size: 12px; color: var(--ink-2); }

/* ---------- sections ---------- */
.section { padding: 34px 0 6px; }
.section-head { margin-bottom: 16px; }
.section-title { margin: 0; font: 800 24px/1.15 var(--serif); }
.section-lede { margin: 6px 0 0; color: var(--ink-2); }

/* ---------- tool ---------- */
.tool-grid { display: grid; gap: 22px; }
.form { background: var(--sheet); border: 2px solid var(--ink); border-radius: 6px; padding: 16px 16px 18px; }
.group { border: 0; margin: 0 0 18px; padding: 0; min-width: 0; }
.group legend { padding: 0; margin: 0 0 8px; font: 800 13px/1.2 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--blue); }
.field { margin: 0 0 12px; }
.field label, .field .lab { display: block; margin: 0 0 4px; font-weight: 700; font-size: 15px; }
.field .hint { font-weight: 400; color: var(--ink-2); font-size: 13.5px; }
input[type=text], input[type=date], input[type=number], input[type=tel], select, textarea {
  width: 100%; min-height: 48px; padding: 10px 12px; font: 17px/1.3 var(--sans); color: var(--ink);
  background: #fff; border: 1.5px solid var(--ink-2); border-radius: 5px;
}
textarea { min-height: 84px; resize: vertical; }
input::placeholder, textarea::placeholder { color: #6b7390; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.seg { display: grid; grid-template-columns: 1fr 1fr; border: 2px solid var(--ink); border-radius: 6px; overflow: hidden; }
.seg label { margin: 0; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: flex; align-items: center; justify-content: center; min-height: 48px; font-weight: 700; cursor: pointer; background: #fff; }
.seg input:checked + span { background: var(--ink); color: #fff; }
.seg input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: -4px; }
.line { border: 1.5px dashed var(--ink-2); border-radius: 6px; padding: 10px 10px 2px; margin: 0 0 10px; background: #fbf7e8; }
.line .row-3 { display: grid; grid-template-columns: .8fr 1fr 1fr; gap: 0 10px; }
.line .amt { font: 700 15px/1 var(--mono); text-align: right; padding: 14px 0 12px; }
.line .field { margin-bottom: 10px; }
.form-actions { display: grid; gap: 12px; margin-top: 4px; }
.form-actions .btn-primary { width: 100%; min-height: 58px; font-size: 19px; }
.form-note { margin: 12px 0 0; font-size: 14px; color: var(--ink-2); }
.form-error { margin: 0 0 12px; padding: 10px 12px; border: 2px solid var(--stamp); border-radius: 5px; color: var(--stamp); background: #fdeeea; font-weight: 700; }

.tool-preview .preview-label { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 4px 12px; margin: 0 0 12px; }
.tool-preview h3 { margin: 0; font: 800 15px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.tool-preview p { margin: 0; font-size: 14px; color: var(--ink-2); }
.tool-preview .slip { font-size: 14px; }

.recent { margin-top: 22px; }
.recent h3 { margin: 0 0 8px; font: 800 15px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.recent ul { list-style: none; margin: 0; padding: 0; border: 1.5px solid var(--ink); border-radius: 6px; background: var(--sheet); }
.recent li { display: flex; justify-content: space-between; align-items: center; gap: 10px; min-height: 52px; padding: 6px 12px; border-top: 1px dotted var(--line); }
.recent li:first-child { border-top: 0; }
.recent .who { font-weight: 700; }
.recent .when { display: block; font-size: 13px; color: var(--ink-2); }
.recent button { min-height: 44px; padding: 0 14px; border: 1.5px solid var(--ink); border-radius: 5px; background: #fff; font: 700 15px var(--sans); cursor: pointer; color: var(--blue); }
.recent .small { margin: 8px 0 0; font-size: 13.5px; color: var(--ink-2); }

/* ---------- compare ---------- */
.compare-wrap { background: var(--sheet); border: 2px solid var(--ink); border-radius: 6px; overflow-x: auto; }
.compare { width: 100%; border-collapse: collapse; font-size: 15px; }
.compare caption { text-align: left; padding: 10px 12px; font-size: 13.5px; color: var(--ink-2); border-bottom: 1px solid var(--line); caption-side: top; }
.compare th, .compare td { text-align: left; vertical-align: top; padding: 11px 12px; border-top: 1px solid var(--line); }
.compare thead th { font: 700 11.5px/1.2 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); border-top: 0; background: var(--paper-2); }
.compare tbody th { font-weight: 800; width: 34%; }
.compare .src { display: block; margin-top: 3px; font-size: 13px; }
.compare .ours th, .compare .ours td { background: var(--blue-wash); }
.compare-notes { margin-top: 12px; display: grid; gap: 8px; font-size: 14.5px; color: var(--ink-2); }
.compare-notes p { margin: 0; }
.ask-box { margin-top: 16px; border: 2px dashed var(--stamp); border-radius: 6px; padding: 12px 14px; background: #fdf4ea; }
.ask-box p { margin: 0; }
.ask-box strong { color: var(--stamp); }

/* ---------- facts ---------- */
.facts { display: grid; gap: 0; margin: 0; background: var(--sheet); border: 2px solid var(--ink); border-radius: 6px; }
.facts div { padding: 12px 14px; border-top: 1px solid var(--line); }
.facts div:first-child { border-top: 0; }
.facts dt { font: 800 12px/1.2 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--blue); margin-bottom: 3px; }
.facts dd { margin: 0; }

/* ---------- success ---------- */
.done-wrap { margin-top: 28px; }
.done { background: #fff; border: 2px solid var(--ink); border-radius: 6px; padding: 18px; box-shadow: 5px 5px 0 var(--blue); }
.done:focus { outline: 3px solid var(--focus); outline-offset: 3px; }
.done-head { display: flex; align-items: center; gap: 10px; }
.done-head h2 { margin: 0; font: 800 24px/1.1 var(--serif); }
.done-icon { width: 30px; height: 30px; flex: none; color: var(--blue); }
.done .ask { padding: 10px 12px; background: #fdf4ea; border: 2px dashed var(--stamp); border-radius: 6px; font-weight: 600; }
.done-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.done-actions .btn { flex: 1 1 200px; }

/* ---------- footer ---------- */
.foot { margin-top: 44px; border-top: 2px solid var(--ink); padding: 20px 0 36px; font-size: 14.5px; color: var(--ink-2); }
.foot p { margin: 0 0 6px; }
.foot-privacy { max-width: 62ch; }

/* ---------- wider ---------- */
@media (min-width: 760px) {
  body { font-size: 18px; }
  .wrap { padding: 0 28px; }
  .hero { padding: 40px 0 14px; }
  .hero .wrap { grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: start; }
  .headline { font-size: 44px; }
  .subhead { font-size: 19px; }
  .hero-actions .btn { width: auto; min-width: 250px; }
  .btn-note { display: inline; }
  .slip { font-size: 14px; padding: 18px 20px 16px; }
  .section { padding-top: 52px; }
  .section-title { font-size: 30px; }
  .tool-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: start; }
  .tool-preview { position: sticky; top: 16px; }
  .form-actions { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr 1fr; }
  .facts div:nth-child(2) { border-top: 0; }
  .facts div:nth-child(even) { border-left: 1px solid var(--line); }
}
@media (min-width: 1040px) {
  .headline { font-size: 50px; }
}

/* ---------- print: only the slip ---------- */
@media print {
  body { background: #fff; }
  .bar, .hero, .form, .section:not(#tool), .recent, .foot, .done-wrap, .preview-label, .skip { display: none !important; }
  #tool, #tool .wrap, .tool-grid { display: block !important; padding: 0 !important; margin: 0 !important; }
  .tool-preview { position: static; }
  .slip { box-shadow: none; background-image: none; border: 0; font-size: 13px; }
  .slip::before { display: none; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn:active { transform: none; } }