/* certificate.css — page layer for /nice-list-certificate/. The shell (header, controls, buttons,
   explainer, footer) is /assets/polyatic.css; this adds the cutting-mat stage with the printed
   certificate lying on it and the design swatches. The certificate is paper-white in both themes. */
.nl-noscript{margin:1rem;padding:.875rem 1rem;border:1px solid var(--line);border-left:.25rem solid var(--accent);border-radius:.625rem;background:var(--surface)}
.nl-head h1{margin-bottom:.25rem}
.nl-head .sub{margin-bottom:.875rem}

/* ---------- the stage ---------- */
.duo.nl-duo>.pane-result{position:static}
.nl-stage{background:radial-gradient(120% 80% at 50% 0%,rgba(255,196,120,.16),transparent 60%),linear-gradient(180deg,var(--mat),var(--mat-2));
  color:var(--mat-ink);border-radius:var(--r);padding:.75rem .75rem 1rem;box-shadow:var(--shadow);min-width:0}
.nl-stage-h{font-family:var(--mono);font-size:.6875rem;font-weight:500;text-transform:uppercase;letter-spacing:.07em;color:var(--mat-muted);margin:0 0 .5rem;text-align:center}
.nl-paper{margin:0 auto;max-width:46rem;line-height:0}
.nl-paper canvas{display:block;width:100%;height:auto;aspect-ratio:297/210;background:#fff;border-radius:2px;box-shadow:0 1px 0 rgba(0,0,0,.1),0 18px 40px -16px rgba(0,0,0,.6)}
.nl-pager{display:flex;align-items:center;justify-content:center;gap:.75rem;margin:.625rem 0 0}
.nl-pager[hidden]{display:none}
.nl-pager button{min-width:2.75rem;min-height:2.25rem;border:1px solid rgba(255,255,255,.4);border-radius:.5rem;background:transparent;color:var(--mat-ink);font:inherit;cursor:pointer}
.nl-pager button:disabled{opacity:.4;cursor:default}
.nl-pager button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nl-pager span{font-size:.875rem;color:var(--mat-ink);min-width:9rem;text-align:center}
.nl-summary{margin:.5rem 0 .625rem;text-align:center;font-size:.875rem;color:var(--mat-ink)}
.nl-dl{display:flex;flex-wrap:wrap;gap:.5rem;max-width:30rem;margin:0 auto}
.nl-dl .btn{flex:1 1 9rem}
.nl-dl .btn:disabled{opacity:.6;cursor:not-allowed}
.nl-stage .btn.ghost{color:var(--mat-ink);border-color:rgba(255,255,255,.4);background:transparent}
.nl-errs{overflow-wrap:anywhere;margin:.5rem auto 0;max-width:30rem;padding:.5rem .75rem .5rem 1.75rem;border-radius:.5rem;background:rgba(255,255,255,.1);color:var(--mat-ink);font-size:.8125rem;line-height:1.45}
.nl-errs[hidden]{display:none}
.nl-msg{margin:.5rem 0 0;text-align:center;font-size:.8125rem;color:var(--mat-muted)}
.nl-msg:empty{display:none}

/* ---------- the form ---------- */
.nl-form-h{margin:0 0 .75rem;font-size:1.1875rem}
.nl-hint{margin:.375rem 0 0;font-size:.8125rem;color:var(--muted);line-height:1.45}
.nl-form textarea{resize:vertical;line-height:1.45}
.nl-form #names{min-height:5.5rem}
.nl-form .controls .modes{margin-bottom:0}
.nl-two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:.75rem}
.nl-two .field{margin:0}
.nl-check{display:flex;align-items:center;gap:.5rem;font-size:.9375rem;cursor:pointer}
.nl-check input{width:1.125rem;height:1.125rem;accent-color:var(--accent)}
.nl-sub{margin-top:.625rem}
.nl-sub[hidden]{display:none}
.nl-designs{display:grid;grid-template-columns:repeat(auto-fill,minmax(8.25rem,1fr));gap:.375rem}
.nl-design{display:flex;align-items:center;gap:.45rem;padding:.4375rem .5rem;border:1px solid var(--line);border-radius:.5rem;background:var(--surface-2);color:var(--ink);font:inherit;font-size:.8125rem;font-weight:600;cursor:pointer;min-width:0;text-align:left}
.nl-design:hover{border-color:var(--muted)}
.nl-design.active{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}
.nl-design:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nl-sw{flex:none;width:1.125rem;height:1.125rem;border-radius:50%;border:1px solid rgba(0,0,0,.18)}
.nl-d-gold .nl-sw{background:radial-gradient(circle,#c99d3e 0 45%,#24563f 47%)}
.nl-d-post .nl-sw{background:repeating-linear-gradient(135deg,#c3313a 0 4px,#fff 4px 6px,#1f3a6b 6px 10px,#fff 10px 12px)}
.nl-d-colour .nl-sw{background:#fff;border:1.5px solid #111}
.nl-d-ink .nl-sw{background:#fff;border:1.5px dashed #333}
.nl-d-parchment .nl-sw{background:radial-gradient(circle,#9e2a2b 0 38%,#f3e5c4 40%)}
.nl-d-modern .nl-sw{background:linear-gradient(135deg,#fff 55%,#b3202c 55%)}
.nl-how{border-top:1px solid var(--line);padding-top:.875rem}
.nl-how h3{margin:0 0 .375rem;font-size:1rem}
.nl-how ol{margin:0;padding-left:1.25rem;font-size:.875rem;line-height:1.5;color:var(--muted)}

@media(min-width:920px){
  .duo.nl-duo{grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);grid-template-areas:none}
  .duo.nl-duo>.pane-result,.duo.nl-duo>.pane-main{grid-area:auto}
  .nl-stage{position:sticky;top:1rem}
}
@media(max-width:360px){.nl-two{grid-template-columns:minmax(0,1fr)}}