:root {
  --bg: #fff7f0; --card: #ffffff; --ink: #2b2118; --muted: #6f6257; --line: #ead9c2;
  --accent: #a8321f; --accent-ink: #ffffff; --soft: #fbe3d6; --good: #2f6b3c;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.55 ui-rounded, "Avenir Next", "Segoe UI", system-ui, sans-serif; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); }
main { max-width: 980px; margin: 0 auto; padding: 0 16px 40px; }
.top { max-width: 980px; margin: 0 auto; padding: 14px 16px; display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; justify-content: space-between; }
.brand { font-weight: 800; font-size: 20px; color: var(--ink); text-decoration: none; }
.brand::before { content: "🍪 "; }
.top nav { display: flex; gap: 16px; font-size: 15px; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover { color: var(--accent); }
h1 { font-size: clamp(28px, 5vw, 42px); line-height: 1.15; margin: 18px 0 10px; text-wrap: balance; }
h2 { font-size: 24px; line-height: 1.25; margin: 0 0 10px; }
section { margin: 36px 0; }
.lede { font-size: 19px; color: var(--muted); max-width: 46em; margin: 0; }
.fine { font-size: 14px; color: var(--muted); }
.crumb { font-size: 14px; color: var(--muted); margin-top: 8px; }
.crumb a { color: var(--muted); }

.maker { background: var(--card); border: 2px solid var(--line); border-radius: 18px; padding: 22px; }
.maker label { display: block; font-weight: 700; margin-bottom: 8px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; }
.row input { flex: 1 1 240px; min-width: 0; font: inherit; padding: 13px 14px; border: 2px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); }
.row input:focus { outline: 3px solid var(--soft); border-color: var(--accent); }
button, .btn { font: inherit; font-weight: 700; cursor: pointer; border: 0; border-radius: 12px; padding: 13px 18px; background: var(--accent); color: var(--accent-ink); text-decoration: none; display: inline-block; }
button:hover, .btn:hover { filter: brightness(1.07); }
button:disabled { opacity: .55; cursor: default; }
button.quiet, .quiet { background: transparent; color: var(--accent); box-shadow: inset 0 0 0 2px var(--line); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.chip { background: var(--soft); color: var(--ink); font-weight: 600; font-size: 15px; padding: 7px 12px; border-radius: 999px; }
.status { margin-top: 14px; padding: 12px 14px; border-radius: 12px; background: var(--soft); }
.status.err { background: #fde3dc; }
.result { margin: 16px 0 0; }
.result img.printable { width: min(100%, 448px); border: 2px solid var(--line); border-radius: 12px; background: #fff; }
.result figcaption { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; margin-top: 14px; }
.idea { background: var(--card); border: 2px solid var(--line); border-radius: 14px; overflow: hidden; text-decoration: none; color: var(--ink); font-weight: 700; font-size: 15px; }
.idea:hover { border-color: var(--accent); }
.idea img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; background: #fff; }
.idea span { display: block; padding: 8px 10px 10px; }
.two { display: flex; flex-wrap: wrap; gap: 18px; align-items: center; }
.two img { width: 180px; border: 2px solid var(--line); border-radius: 12px; background: #fff; }
.two > div { flex: 1 1 260px; }
.idea-main { display: grid; grid-template-columns: minmax(0, 448px) minmax(0, 1fr); gap: 28px; margin-top: 18px; align-items: start; }
.idea-main .result { margin: 0; }
.example { width: 220px; border: 2px solid var(--line); border-radius: 12px; }
.steps { padding-left: 22px; margin: 8px 0 18px; }
.steps li { margin: 6px 0; }
details { background: var(--card); border: 2px solid var(--line); border-radius: 12px; padding: 12px 16px; margin: 8px 0; }
summary { font-weight: 700; cursor: pointer; }
details p { margin: 8px 0 2px; }
.ask { background: var(--soft); border-radius: 18px; padding: 20px 22px; }
footer { max-width: 980px; margin: 0 auto; padding: 24px 16px 40px; border-top: 2px solid var(--line); }
footer p { margin: 6px 0; }
@media (max-width: 720px) { .idea-main { grid-template-columns: 1fr; } .top nav { gap: 12px; } }

/* Printing: app.js moves what should print into .print-root and marks the body; everything else is switched off. */
.print-root { display: none; }
@media print {
  @page { margin: 10mm; }
  body { background: #fff; }
  body.print-mode > *:not(.print-root) { display: none !important; }
  .print-root { display: block; }
  .print-page { text-align: center; break-after: page; page-break-after: always; }
  .print-page:last-child { break-after: auto; page-break-after: auto; }
  .print-page img { max-width: 100%; max-height: 240mm; }
  .print-credit { font: 10pt sans-serif; color: #666; margin-top: 4mm; }
  .print-page .bingo-sheet { border: 0; max-width: 165mm; margin: 6mm auto 0; padding: 0; }
  .print-page .bingo-grid div { font-size: 14pt; }
  .print-page .bingo-title { font-size: 26pt; }
  .print-page .calling { columns: 3; font-size: 14pt; line-height: 2; text-align: left; max-width: 165mm; margin: 8mm auto; }
}

a.chip { text-decoration: none; }

.two-up { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; margin-top: 16px; }
.two-up h3 { margin: 0 0 4px; }
.two-up p { margin: 0 0 8px; }
.bingo-tools { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 16px 0; }
.bingo-tools label { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-weight: 600; }
.bingo-tools select { font: inherit; padding: 10px; border-radius: 10px; border: 2px solid var(--line); background: #fff; }
.bingo-sheet { max-width: 520px; background: #fff; border: 2px solid var(--line); border-radius: 12px; padding: 16px; color: #222; }
.bingo-title { text-align: center; font-weight: 800; font-size: 24px; margin: 0 0 6px; }
.bingo-letters, .bingo-grid { display: grid; grid-template-columns: repeat(5, 1fr); }
.bingo-letters span { text-align: center; font-weight: 800; font-size: 28px; color: var(--accent); }
.bingo-grid { border: 2px solid #222; }
.bingo-grid div { aspect-ratio: 1; border: 1px solid #222; display: flex; align-items: center; justify-content: center; text-align: center; font-weight: 700; font-size: clamp(9px, 2.5vw, 17px); padding: 2px; line-height: 1.15; }
.bingo-grid .free { background: #fde9d9; }
.bingo-sheets { display: none; }