/* Bonuskaart Nu — kassabon (receipt) world, AH blue on white */
:root {
  --white: #ffffff;
  --tint: #eef7fc;
  --line: #cfe3f0;
  --line-strong: #9cc7e2;
  --blue: #0090d3;
  --blue-deep: #00689c;
  --blue-ink: #0a2c44;
  --muted: #3d6078;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Roboto Mono", Menlo, "Courier New", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 0.35rem;
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  line-height: 1.6;
  color: var(--blue-ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--blue);
  color: #fff;
}

img { max-width: 100%; height: auto; }

a { color: var(--blue-deep); text-underline-offset: 0.2em; }
a:hover { color: var(--blue-ink); }

:focus-visible {
  outline: 2px dashed var(--blue-deep);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--blue-deep);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 100;
  font-family: var(--mono);
  text-decoration: none;
}
.skip-link:focus { left: 0; color: #fff; }

.container {
  width: 100%;
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1.1rem;
}

/* ---------- Barcode motif (decorative) ---------- */
.bars {
  display: inline-flex;
  gap: 3px;
  align-items: stretch;
  vertical-align: middle;
}
.bars i {
  display: block;
  width: 2px;
  background: currentColor;
}
.bars i:nth-child(1) { height: 100%; }
.bars i:nth-child(2) { height: 60%; }
.bars i:nth-child(3) { height: 85%; }
.bars i:nth-child(4) { height: 45%; }
.bars i:nth-child(5) { height: 100%; }
.bars i:nth-child(6) { height: 70%; }

/* ---------- Receipt header ---------- */
.site-header {
  border-bottom: 1px dashed var(--line-strong);
  position: sticky;
  top: 0;
  background: var(--white);
  z-index: 50;
}

.site-header .top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 0 0.65rem;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--blue-ink);
}
.brand .bars { color: var(--blue); height: 1.4rem; }
.brand-name {
  font-family: var(--mono);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 1.15rem;
  line-height: 1;
}
.brand-name .nu { color: var(--blue-deep); }
.brand .tagline {
  display: block;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 0.2rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.9rem;
}
.site-nav a {
  font-family: var(--mono);
  font-size: 0.82rem;
  text-decoration: none;
  color: var(--blue-ink);
  padding: 0.4rem 0.1rem;
  display: inline-block;
  min-height: 44px;
  line-height: 2.7;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover { border-bottom-color: var(--blue); }
.site-nav a[aria-current="page"] {
  border-bottom-color: var(--blue);
  font-weight: 700;
}

.receipt-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.55rem;
}

.disclosure {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: var(--blue-deep);
  background: var(--tint);
  border: 1px dashed var(--line-strong);
  padding: 0.45rem 0.7rem;
  margin: 0 0 0.9rem;
  border-radius: var(--radius);
}

/* ---------- Main ---------- */
main { display: block; }

.hero { padding: 1.5rem 0 0.5rem; }

h1 {
  font-family: var(--mono);
  font-size: clamp(1.6rem, 6vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--blue-ink);
  margin: 0 0 0.7rem;
  text-wrap: balance;
}

h2 {
  font-family: var(--mono);
  font-size: 1.15rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--blue-ink);
  margin: 2.4rem 0 0.8rem;
  padding-top: 1.4rem;
  border-top: 1px dashed var(--line-strong);
}

h2 .bars { color: var(--blue); height: 0.85em; margin-right: 0.35rem; }

h3 {
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--blue-ink);
  margin: 1.6rem 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

p { margin: 0 0 1rem; }

.lead {
  font-size: 1.05rem;
  color: var(--blue-ink);
  margin-bottom: 1.1rem;
}

/* ---------- Answer block ---------- */
.answer {
  border: 1px dashed var(--line-strong);
  background: var(--tint);
  padding: 1rem 1.1rem;
  margin: 1.1rem 0 1.4rem;
  position: relative;
}
.answer::before {
  content: "ANTWOORD";
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--blue-deep);
  background: var(--white);
  padding: 0 0.4rem;
  position: absolute;
  top: -0.55em;
  left: 0.7rem;
}
.answer p { margin: 0; }

/* ---------- Buttons ---------- */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.1rem 0 1.4rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.7rem 1.1rem;
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
  text-decoration: none;
  text-align: center;
  border: 1.5px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--blue-deep);
  color: #fff;
}
.btn-primary:hover { background: var(--blue-ink); color: #fff; }

.btn-accent {
  background: var(--blue);
  color: #fff;
}
.btn-accent:hover { background: var(--blue-deep); color: #fff; }

.btn-ghost {
  background: var(--white);
  color: var(--blue-deep);
  border-color: var(--line-strong);
}
.btn-ghost:hover { border-color: var(--blue-deep); color: var(--blue-ink); }

.btn-block { width: 100%; }

/* ---------- Barcode card ---------- */
.barcode-card {
  margin: 1.4rem auto 0;
  max-width: 21rem;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 0.6rem 0.6rem 0.85rem;
  background: var(--white);
}

.card-link {
  display: block;
  outline-offset: 0.25rem;
  border-radius: 2px;
}

.card-link img {
  display: block;
  width: 100%;
  height: auto;
  background: #fff;
}

.barcode-card figcaption {
  margin-top: 0.7rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--muted);
  text-align: center;
  letter-spacing: 0.02em;
}

/* ---------- Card showcase (op elke pagina) ---------- */
.card-showcase {
  margin: 1.6rem 0 1.2rem;
  padding: 1rem 0.6rem 0.2rem;
  border-top: 1px dashed var(--line);
  border-bottom: 1px dashed var(--line);
}
.card-showcase h2 {
  font-family: var(--mono);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin: 0 0 0.4rem;
}
.card-showcase p {
  margin: 0 0 0.8rem;
  font-size: 0.95rem;
}

.scan-hints {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem 1.4rem;
  margin: 1.1rem 0 1rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}
.scan-hints span::before { content: "· "; color: var(--blue); }

/* ---------- Receipt rows (dotted leaders) ---------- */
.receipt-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  padding: 0.5rem 0;
  border-bottom: 1px dotted var(--line-strong);
}
.receipt-row:last-child { border-bottom: 0; }
.receipt-row .k { color: var(--blue-ink); white-space: nowrap; }
.receipt-row .dots { flex: 1; border-bottom: 2px dotted var(--line-strong); transform: translateY(-0.3em); }
.receipt-row .v { color: var(--blue-deep); font-weight: 700; text-align: right; white-space: nowrap; }

.receipt-list {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 0.3rem 0.9rem;
  margin: 1.1rem 0;
}

/* ---------- Steps ---------- */
.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}
.steps li {
  counter-increment: step;
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: 0.9rem;
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.1rem;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--blue-deep);
  border: 1px dashed var(--line-strong);
  border-radius: 2px;
  padding: 0.1rem 0.4rem;
}

/* ---------- Check list ---------- */
ul.check { list-style: none; padding: 0; margin: 0.75rem 0; }
ul.check li {
  padding-left: 1.5rem;
  position: relative;
  margin-bottom: 0.55rem;
}
ul.check li::before {
  content: "✓";
  position: absolute;
  left: 0;
  font-family: var(--mono);
  color: var(--blue-deep);
  font-weight: 800;
}

/* ---------- Decision tree ---------- */
.decision { margin: 1rem 0; }
.decision details {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  margin-bottom: 0.6rem;
  background: var(--white);
}
.decision summary {
  padding: 0.85rem 1rem;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--blue-ink);
  cursor: pointer;
  list-style: none;
  position: relative;
  min-height: 48px;
  display: flex;
  align-items: center;
  padding-right: 2.4rem;
}
.decision summary::-webkit-details-marker { display: none; }
.decision summary::after {
  content: "+";
  position: absolute;
  right: 1rem;
  font-family: var(--mono);
  font-weight: 800;
  color: var(--blue-deep);
}
.decision details[open] summary::after { content: "−"; }
.decision .body { padding: 0 1rem 1rem; color: var(--blue-ink); font-size: 0.95rem; }

/* ---------- Breadcrumbs ---------- */
.breadcrumbs {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 1rem 0 0.2rem;
}
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.25rem 0.5rem; margin: 0; padding: 0; }
.breadcrumbs li + li::before { content: "/"; margin-right: 0.5rem; color: var(--line-strong); }
.breadcrumbs a { color: var(--blue-deep); text-decoration: none; }

/* ---------- Related ---------- */
.related {
  margin: 2rem 0;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 0.4rem 1rem 0.7rem;
  background: var(--white);
}
.related h2 { margin-top: 0; padding-top: 0.8rem; border-top: 0; }
.related ul { list-style: none; margin: 0; padding: 0; }
.related li { border-bottom: 1px dotted var(--line-strong); }
.related li:last-child { border-bottom: 0; }
.related a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.88rem;
  padding: 0.65rem 0;
  color: var(--blue-deep);
}
.related a::after { content: "→"; color: var(--blue); }
.related a:hover { color: var(--blue-ink); }

/* ---------- Sources ---------- */
.sources {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 0.4rem 1rem 0.7rem;
  margin: 1.5rem 0;
  background: var(--white);
}
.sources h2 { margin-top: 0; padding-top: 0.8rem; border-top: 0; }
.sources ol { margin: 0.5rem 0 0; padding-left: 1.4rem; }
.sources li { margin-bottom: 0.4rem; overflow-wrap: anywhere; font-size: 0.9rem; }

/* ---------- Table ---------- */
.table-wrap { overflow-x: auto; margin: 1rem 0; border: 1px dashed var(--line-strong); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; background: var(--white); font-size: 0.9rem; }
th, td { text-align: left; padding: 0.65rem 0.8rem; border-bottom: 1px dotted var(--line-strong); vertical-align: top; }
th { background: var(--tint); font-family: var(--mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--blue-ink); }
tr:last-child td { border-bottom: 0; }

/* ---------- Tool ---------- */
.tool {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 1.1rem;
  margin: 1.3rem 0;
  background: var(--white);
}
.tool label {
  display: block;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--blue-ink);
  margin-bottom: 0.4rem;
}
.tool input[type="text"] {
  width: 100%;
  min-height: 48px;
  font-family: var(--mono);
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  padding: 0.55rem 0.7rem;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  color: var(--blue-ink);
  background: var(--white);
}
.tool input[type="text"]:focus { border-color: var(--blue-deep); outline: none; }
.tool .field-hint { font-size: 0.82rem; color: var(--muted); margin: 0.4rem 0 0.75rem; }
.tool .barcode-out {
  background: #fff;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  margin: 0.9rem 0;
}
.tool .barcode-out svg { display: block; margin: 0 auto; max-width: 100%; height: auto; }
.tool .out-label { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); margin-top: 0.5rem; letter-spacing: 0.1em; }
.tool .tool-msg { font-size: 0.88rem; color: var(--blue-ink); margin: 0.6rem 0; min-height: 1.3em; }
.tool .tool-msg.err { color: #b23a2a; }
.tool .tools-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.6rem; }
.tool .tools-actions .btn { min-height: 44px; font-size: 0.82rem; }
.tool .save-row { display: flex; align-items: center; gap: 0.5rem; font-size: 0.86rem; color: var(--muted); margin: 0.75rem 0 0; }

/* ---------- FAQ ---------- */
.faq details {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  margin-bottom: 0.6rem;
  overflow: hidden;
  background: var(--white);
}
.faq summary {
  padding: 0.8rem 1rem;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--blue-ink);
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 2.4rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 1rem;
  font-family: var(--mono);
  font-weight: 800;
  color: var(--blue-deep);
}
.faq details[open] summary::after { content: "−"; }
.faq .faq-body { padding: 0 1rem 0.9rem; color: var(--blue-ink); }

/* ---------- Menu links (task list) ---------- */
.menu { margin: 1.1rem 0; border: 1px dashed var(--line-strong); border-radius: var(--radius); }
.menu a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  padding: 0.8rem 1rem;
  border-bottom: 1px dotted var(--line-strong);
  color: var(--blue-ink);
}
.menu a:last-child { border-bottom: 0; }
.menu a:hover { background: var(--tint); }
.menu .t { font-family: var(--mono); font-weight: 700; font-size: 0.92rem; color: var(--blue-ink); }
.menu .d { display: block; font-family: var(--sans); font-size: 0.84rem; color: var(--muted); margin-top: 0.1rem; }
.menu a::after { content: "→"; font-family: var(--mono); color: var(--blue); flex: 0 0 auto; }

/* ---------- Note ---------- */
.note {
  background: var(--tint);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  font-size: 0.92rem;
  color: var(--blue-ink);
  margin: 1.2rem 0;
}

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 3rem;
  border-top: 1px dashed var(--line-strong);
  padding: 1.5rem 0 1.75rem;
  background: var(--tint);
}
.site-footer .receipt-end {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
  margin-bottom: 1rem;
}
.site-footer .brand-line {
  font-family: var(--mono);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--blue-ink);
  margin-bottom: 0.3rem;
}
.site-footer .disclose { font-size: 0.82rem; color: var(--muted); margin-bottom: 1.1rem; }
.footer-cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem 1.5rem;
}
@media (min-width: 640px) { .footer-cols { grid-template-columns: repeat(3, 1fr); } }
.footer-cols h2 {
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--blue-deep);
  margin: 0 0 0.5rem;
  padding: 0;
  border: 0;
}
.footer-cols ul { list-style: none; margin: 0; padding: 0; }
.footer-cols li { margin-bottom: 0.4rem; }
.footer-cols a { font-size: 0.9rem; color: var(--blue-ink); text-decoration: none; }
.footer-cols a:hover { text-decoration: underline; }
.footer-bottom {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--line-strong);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  color: var(--muted);
}

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}

@media print {
  .site-header, .site-footer, .btn-row, .btn, .scan-hints { display: none; }
  body { background: #fff; }
}