:root {
  --tinta: #1b1f24;
  --suave: #5b6470;
  --linea: #d6dae0;
  --fondo: #f4f5f7;
  --papel: #ffffff;
  --azul: #1d3f8f;
  --azul-claro: #e8eefb;
  --verde: #16794a;
  --verde-claro: #e6f4ec;
  --rojo: #b42318;
  --ambar: #fff6e0;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--fondo); color: var(--tinta);
  font: 16px/1.55 "Liberation Sans", Arial, Helvetica, sans-serif;
}
.oculto { display: none !important; }
.cab {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  max-width: 860px; margin: 0 auto; padding: 18px 16px 10px;
}
.logo-p { height: 30px; width: auto; }
.logo-c { height: 52px; width: auto; }
main { max-width: 860px; margin: 0 auto; padding: 0 16px 32px; }
.tarjeta {
  background: var(--papel); border: 1px solid var(--linea); border-radius: 10px;
  padding: 28px 24px; max-width: 460px; margin: 28px auto;
}
.tarjeta h1 { font-size: 1.35rem; margin: 0 0 6px; }
.suave { color: var(--suave); }
label, .etiqueta { display: block; font-weight: 700; margin: 16px 0 6px; font-size: .95rem; }
input[type=email], input[inputmode=numeric], input:not([type]), input[type=text] {
  width: 100%; padding: 12px 12px; font: inherit; border: 1px solid #b8bfc9; border-radius: 8px; background: #fff;
}
input:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid #8fb0f0; outline-offset: 2px; }
#codigo { letter-spacing: .4em; font-size: 1.3rem; text-align: center; }
.btn {
  display: inline-block; border: 0; border-radius: 8px; background: var(--azul); color: #fff; font: inherit;
  font-weight: 700; padding: 12px 18px; margin-top: 16px; cursor: pointer; text-decoration: none; text-align: center;
}
.btn:hover { filter: brightness(1.08); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.btn.sec { background: #fff; color: var(--azul); border: 1px solid var(--azul); margin-top: 0; }
.btn.grande { width: 100%; padding: 15px; font-size: 1.05rem; }
.enlace { background: none; border: 0; color: var(--azul); font: inherit; text-decoration: underline; cursor: pointer;
  padding: 8px 0; display: inline-block; }
.aviso { background: var(--azul-claro); border-radius: 8px; padding: 10px 12px; margin: 10px 0 0; }
.error { color: var(--rojo); font-weight: 700; min-height: 1.2em; margin: 12px 0 0; }
.error-campo { color: var(--rojo); font-size: .9rem; margin: 4px 0 0; min-height: 1em; }
.barra { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 8px 0; flex-wrap: wrap; }
.estado { border-radius: 10px; padding: 12px 16px; margin: 8px 0 14px; background: var(--ambar); border: 1px solid #f0d58a; }
.estado.ok { background: var(--verde-claro); border-color: #a7d7bc; }
.acciones { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.papel {
  background: var(--papel); border: 1px solid var(--linea); border-radius: 10px; padding: 32px 40px; margin-bottom: 16px;
}
.papel h1 { font-size: 1.45rem; text-align: center; line-height: 1.3; margin: 0 0 4px; }
.papel h1 + p { text-align: center; color: var(--suave); font-size: .92rem; margin-top: 0; }
.papel h2 { color: var(--azul); font-size: 1.18rem; margin: 26px 0 8px; }
.papel > h2:first-child { margin-top: 0; }
.papel h3 { font-size: 1.02rem; margin: 20px 0 6px; }
.papel p.subt { font-weight: 700; margin-bottom: 6px; }
.papel ol, .papel ul { padding-left: 1.6em; }
.papel li { margin: 4px 0; }
.tabla { overflow-x: auto; margin: 10px 0 16px; }
.tabla table { border-collapse: collapse; width: 100%; font-size: .93rem; }
.tabla th, .tabla td { border: 1px solid var(--linea); padding: 7px 9px; text-align: left; vertical-align: top; }
.tabla th { background: #f1f3f6; }
.cajas { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.caja { border: 1px solid var(--linea); border-radius: 8px; padding: 14px; min-height: 180px; }
.caja .rol { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--suave); }
.caja .razon { font-weight: 700; margin: 2px 0; }
.caja .zona { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-height: 110px; }
.caja .zona img.firma { max-width: 60%; max-height: 90px; }
.caja .pend { color: var(--suave); font-style: italic; }
.caja .hecha { color: var(--verde); font-weight: 700; }
.caja .dato { font-size: .85rem; color: var(--suave); }
svg.sello { flex: none; width: 104px; height: 104px; }
svg.sello-rect { width: 130px; height: 68px; }
.pestanas { display: flex; gap: 6px; border-bottom: 1px solid var(--linea); margin: 14px 0 4px; flex-wrap: wrap; }
.pestana { background: none; border: 0; border-bottom: 3px solid transparent; padding: 10px 12px; font: inherit;
  font-weight: 700; color: var(--suave); cursor: pointer; }
.pestana[aria-selected=true] { color: var(--azul); border-bottom-color: var(--azul); }
.casilla { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; margin: 12px 0; }
.casilla input { width: 22px; height: 22px; flex: none; margin-top: 1px; }
.lienzo-marco { border: 2px dashed #9aa4b1; border-radius: 8px; background: #fff; touch-action: none; }
#lienzo { display: block; width: 100%; height: 190px; cursor: crosshair; touch-action: none; }
.pasos li { margin: 8px 0; }
.flotante {
  position: fixed; right: 16px; bottom: 16px; z-index: 10; border: 0; border-radius: 999px; padding: 13px 20px;
  background: var(--azul); color: #fff; font: inherit; font-weight: 700; box-shadow: 0 6px 20px rgba(0,0,0,.25); cursor: pointer;
}
.pie { max-width: 860px; margin: 0 auto; padding: 8px 16px 40px; color: var(--suave); font-size: .82rem; }
@media (max-width: 640px) {
  .papel { padding: 20px 16px; }
  .cajas { grid-template-columns: 1fr; }
  .logo-p { height: 22px; }
  .logo-c { height: 40px; }
  .acciones .btn { flex: 1 1 100%; }
  .papel h1 { font-size: 1.22rem; }
}
.aviso-imprimir { display: none; }
@media print {
  body.sin-copia > *:not(.aviso-imprimir) { display: none !important; }
  body.sin-copia .aviso-imprimir { display: block; padding: 40px; font-size: 14pt; }
  .cab, .barra, .acciones, #firmar, .flotante, .pie { display: none !important; }
  body { background: #fff; }
  .papel { border: 0; padding: 0; }
}