/* Werkblad op papier: zwarte lijnen, schrijfregels, grote koppen. Alleen wit en zwart, Arial. */
:root {
  --paper: #ffffff;
  --ink: #000000;
  --font: Arial, Helvetica, sans-serif;
  --b: 2px solid var(--ink);
  --b1: 1px solid var(--ink);
  --lh: 1.5em;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { background: var(--paper); }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font); font-size: 18px; line-height: 1.45;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  padding-block: 16px 64px;
}
h1, h2, h3 { margin: 0; font-family: var(--font); text-wrap: balance; }
p { margin: 0; }
button, input, select, textarea { font: inherit; color: var(--ink); }
:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; }
[hidden] { display: none !important; }

.app { max-width: 880px; margin: 0 auto; }
.screen { border: var(--b); background: var(--paper); }
.bar {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  border-bottom: var(--b); padding: 10px 16px; font-size: 16px;
}
.bar b { font-size: 18px; }
.status { font-size: 15px; }
.sheet { padding: 22px 18px 26px; display: grid; gap: 22px; }
.sheet h2 { font-size: 30px; }
.lead { font-size: 18px; max-width: 62ch; }
.tip { font-size: 16px; border-left: 4px solid var(--ink); padding-left: 10px; }
.small { font-size: 15px; }
.msg { border: var(--b); padding: 10px 14px; font-weight: bold; }

label, .label { font-weight: bold; display: block; margin-bottom: 6px; }
.field { display: grid; gap: 4px; }
input[type="text"], input[type="password"], select, textarea {
  font-size: 19px; background: var(--paper); border: 0; border-bottom: var(--b);
  padding: 6px 2px; width: 100%; border-radius: 0;
}
select { border: var(--b); padding: 8px; }
textarea::placeholder { color: #6b6b6b; opacity: 1; }
textarea {
  resize: none; overflow: hidden; display: block;
  line-height: var(--lh); min-height: calc(var(--lh) * 3); padding: 0 2px; border-bottom: 0;
  background-image: repeating-linear-gradient(transparent 0 calc(var(--lh) - 1px), var(--ink) calc(var(--lh) - 1px) var(--lh));
  background-attachment: local;
}
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.names { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }

.row { border: var(--b); display: grid; grid-template-columns: minmax(0, 1fr) 170px; }
.row .txt { padding: 12px 14px; display: grid; gap: 10px; min-width: 0; }
.row h3 { font-size: 24px; }
.pair { display: grid; gap: 4px; }
.pair .label { margin: 0; }
.img {
  border-left: var(--b); display: grid; place-items: center; text-align: center; font-size: 15px;
  padding: 10px; min-height: 170px; background: var(--paper); position: relative;
}
.img button.pick { all: unset; cursor: pointer; display: grid; place-items: center; gap: 4px; width: 100%; height: 100%; text-align: center; }
.img button.pick:focus-visible { outline: 3px solid var(--ink); outline-offset: 2px; }
.img .plus { font-size: 44px; line-height: 1; font-weight: bold; }
.img img { max-width: 100%; max-height: 150px; display: block; border: var(--b1); }
.img .weg { font-size: 14px; background: var(--paper); border: var(--b1); padding: 3px 8px; cursor: pointer; margin-top: 6px; }
@media (max-width: 600px) {
  .row { grid-template-columns: minmax(0, 1fr); }
  .img { border-left: 0; border-top: var(--b); }
}

.q { border: var(--b); padding: 12px 14px; display: grid; gap: 8px; }
.q h3 { font-size: 22px; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices button { border: var(--b); background: var(--paper); padding: 8px 14px; font-weight: bold; cursor: pointer; }
.choices button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }

.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn { font-weight: bold; font-size: 20px; background: var(--ink); color: var(--paper); border: var(--b); padding: 12px 22px; cursor: pointer; }
.btn.ghost { background: var(--paper); color: var(--ink); }
.btn.small { font-size: 16px; padding: 6px 12px; }
.btn:disabled { opacity: .5; cursor: default; }
.linkbtn { background: none; border: 0; padding: 0; text-decoration: underline; cursor: pointer; font-size: 15px; }

.done { text-align: center; padding: 48px 16px; display: grid; gap: 14px; justify-items: center; }
.done .tick { width: 88px; height: 88px; border: 4px solid var(--ink); border-radius: 50%; display: grid; place-items: center; font-size: 48px; font-weight: bold; }
.done h2 { font-size: 34px; }

/* Leerkracht */
table { border-collapse: collapse; width: 100%; font-size: 16px; }
th, td { border-bottom: var(--b1); padding: 10px 8px; text-align: left; vertical-align: top; }
th { border-bottom: var(--b); }
.tblwrap { overflow-x: auto; }
.confirm { display: inline-flex; gap: 6px; align-items: center; flex-wrap: wrap; }

/* Printblad A4 */
.pages { display: grid; gap: 24px; }
.pagewrap { overflow-x: auto; }
.page {
  width: 210mm; min-height: 297mm; margin: 0 auto; padding: 14mm 15mm; border: var(--b1);
  font-size: 11pt; line-height: 1.35; display: flex; flex-direction: column; gap: 3mm; background: var(--paper);
}
.page h2 { font-size: 20pt; }
.page .meta { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; border-bottom: var(--b); padding-bottom: 2mm; font-size: 10pt; }
.page .meta b { font-size: 12pt; }
.page .prow { display: grid; grid-template-columns: minmax(0, 1fr) 45mm; border: var(--b1); break-inside: avoid; }
.page .prow.noimg { grid-template-columns: minmax(0, 1fr); }
.page .prow > div:first-child { padding: 2.5mm 3mm; display: grid; gap: 1.5mm; align-content: start; }
.page .prow h3 { font-size: 13pt; }
.page .pimg { border-left: var(--b1); display: grid; place-items: center; padding: 2mm; }
.page .pimg img { max-width: 100%; max-height: 40mm; display: block; }
.page .pq { border: var(--b1); padding: 2.5mm 3mm; break-inside: avoid; }
.page .leeg { color: var(--ink); opacity: .5; }
.page .foot { margin-top: auto; font-size: 8pt; display: flex; justify-content: space-between; border-top: var(--b1); padding-top: 1.5mm; }
.page .ans { white-space: pre-wrap; overflow-wrap: anywhere; }

@page { size: A4; margin: 0; }
@media print {
  body { padding: 0; }
  body > *:not(.app) { display: none !important; }
  .app > *:not(#scherm-leerkracht) { display: none !important; }
  #scherm-leerkracht { border: 0; }
  #scherm-leerkracht > *:not(.sheet) { display: none !important; }
  #scherm-leerkracht .sheet { padding: 0; }
  #scherm-leerkracht .sheet > *:not(.pages) { display: none !important; }
  .pages { gap: 0; }
  .pagewrap { overflow: visible; }
  .page { border: 0; margin: 0; break-after: page; height: 297mm; overflow: hidden; }
}