/* =============================================================
   soyanita.com — estilos de las páginas de herramienta (/imagen/…)
   Se carga DESPUÉS de styles.css y reutiliza sus mismos tokens.
   1 Tarjeta · 2 Zona de arrastre · 3 Opciones · 4 Resultados
   5 Contenido · 6 Publicidad · 7 Responsive
   ============================================================= */

/* ---------- 1. Tarjeta de la herramienta ---------- */
.tool-card {
  margin-top: clamp(1rem, 3vw, 1.6rem);
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-xl); box-shadow: var(--shadow-md);
  padding: clamp(1rem, 3vw, 1.6rem);
}

/* ---------- 2. Zona de arrastre ---------- */
.dropzone {
  display: grid; place-items: center; gap: .3rem; text-align: center;
  padding: clamp(1.4rem, 5vw, 2.4rem) 1rem;
  border: 2px dashed var(--line-strong); border-radius: var(--r-lg);
  background: var(--surface-2); cursor: pointer;
  transition: border-color .18s var(--ease-out), background-color .18s var(--ease-out);
}
.dropzone:hover, .dropzone.is-over { border-color: var(--accent); background: var(--accent-soft); }
.dropzone svg { width: 38px; height: 38px; color: var(--accent); margin-bottom: .3rem; }
.dropzone strong { font-size: 1.02rem; }
.dropzone span { font-size: .87rem; color: var(--ink-mute); }

/* ---------- 3. Opciones ---------- */
.opciones { display: grid; gap: .9rem; margin-top: 1.1rem; }
.campo { display: grid; gap: .4rem; }
.campo[hidden] { display: none; }
.et {
  font-size: .82rem; font-weight: 700;
  display: flex; justify-content: space-between; align-items: baseline; gap: .5rem;
}
.campo output { font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; }
.pista { font-size: .78rem; color: var(--ink-mute); line-height: 1.45; }
.pista[hidden] { display: none; }

.segmented {
  display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 4px;
  background: var(--surface-2); border: 1px solid var(--line);
  padding: 4px; border-radius: var(--r-md);
}
.seg {
  padding: .5rem .3rem; border-radius: calc(var(--r-md) - 5px);
  font-size: .86rem; font-weight: 600; color: var(--ink-soft);
  transition: background-color .18s var(--ease-out), color .18s var(--ease-out);
}
.seg:hover { color: var(--ink); }
.seg.is-on { background: var(--surface); color: var(--ink); box-shadow: var(--shadow-sm); }

.chips { display: flex; flex-wrap: wrap; gap: .4rem; }
.chip {
  padding: .42rem .8rem; border-radius: 999px;
  border: 1px solid var(--line-strong); background: var(--surface);
  font-size: .84rem; font-weight: 600; color: var(--ink-soft);
  transition: border-color .18s var(--ease-out), color .18s var(--ease-out), background-color .18s var(--ease-out);
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.is-on { background: var(--accent); border-color: var(--accent); color: #fff; }
@media (prefers-color-scheme: dark) { .chip.is-on { color: #0c1526; } }

input[type="number"], input[type="text"], select {
  width: 100%; padding: .62rem .75rem;
  background: var(--surface); border: 1px solid var(--line-strong);
  border-radius: var(--r-md); font-size: .93rem; font-family: inherit; color: inherit;
}
input[type="number"]:focus, input[type="text"]:focus, select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
input[type="number"][disabled] { opacity: .5; cursor: not-allowed; }
input[type="range"] {
  width: 100%; -webkit-appearance: none; appearance: none;
  height: 6px; border-radius: 999px; background: var(--line-strong); cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent); border: 3px solid var(--surface); box-shadow: var(--shadow-sm);
}
input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent); border: 3px solid var(--surface);
}
.check { display: flex; align-items: center; gap: .5rem; font-size: .86rem; font-weight: 600; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); cursor: pointer; }
.dos { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem; }

/* ---------- 4. Resultados ---------- */
.motor {
  margin-top: 1rem; padding: .7rem .85rem; border-radius: var(--r-md);
  background: var(--accent-soft); color: var(--accent);
  font-size: .84rem; font-weight: 600; line-height: 1.45;
}
.motor[hidden] { display: none; }
.motor-error { color: #c02626; }
@media (prefers-color-scheme: dark) { .motor-error { color: #ff8080; } }

.rechazados {
  margin-top: .8rem; padding: .7rem .85rem; border-radius: var(--r-md);
  background: #fff5e6; color: #b45309; font-size: .82rem; line-height: 1.45;
  border: 1px solid color-mix(in srgb, #b45309 25%, transparent);
}
@media (prefers-color-scheme: dark) { .rechazados { background: #33270f; color: #f0b45f; } }
.rechazados[hidden] { display: none; }

.lista { display: grid; gap: .5rem; margin-top: 1rem; }
.lista:empty { margin-top: 0; }
.fila {
  display: grid; grid-template-columns: 46px minmax(0, 1fr) auto; gap: .8rem; align-items: center;
  padding: .6rem .7rem; border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--surface-2);
}
.fila-mini {
  width: 46px; height: 46px; border-radius: var(--r-sm); overflow: hidden;
  background: var(--line); display: grid; place-items: center;
}
.fila-mini img { width: 100%; height: 100%; object-fit: cover; }
.fila-info { min-width: 0; display: grid; gap: .15rem; }
.fila-nombre {
  font-size: .87rem; font-weight: 700;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.fila-detalle { font-size: .78rem; color: var(--ink-mute); line-height: 1.4; }
.fila-detalle strong { color: var(--ink); }
.ahorro { color: #1a7f45; font-weight: 700; }
.subida { color: #b45309; font-weight: 700; }
@media (prefers-color-scheme: dark) { .ahorro { color: #6fd39b; } .subida { color: #f0b45f; } }
.nota-fila { color: var(--ink-mute); }
.barra { height: 4px; border-radius: 999px; background: var(--line); overflow: hidden; margin-top: .2rem; }
.barra i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .25s var(--ease-out); }
.fila[data-estado="listo"] .barra, .fila[data-estado="error"] .barra { display: none; }
.fila[data-estado="error"] { border-color: color-mix(in srgb, #c02626 40%, transparent); }
.fila[data-estado="error"] .fila-detalle { color: #c02626; }
@media (prefers-color-scheme: dark) { .fila[data-estado="error"] .fila-detalle { color: #ff8080; } }
.fila-dl {
  padding: .45rem .8rem; border-radius: var(--r-sm); font-size: .82rem; font-weight: 700;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink);
}
.fila-dl:hover { border-color: var(--accent); color: var(--accent); }
.fila-dl[hidden] { display: none; }

.resumen {
  margin-top: .9rem; padding: .7rem .85rem; border-radius: var(--r-md);
  background: var(--surface-2); border: 1px solid var(--line);
  font-size: .87rem; text-align: center;
}
.resumen[hidden] { display: none; }
.acciones { display: grid; gap: .5rem; margin-top: .9rem; }
.acciones[hidden] { display: none; }
.btn-quiet {
  background: transparent; border: 1px solid var(--line-strong); color: var(--ink-soft);
  padding: .62rem 1rem; border-radius: var(--r-md); font-weight: 600; font-size: .87rem;
  transition: border-color .18s var(--ease-out), color .18s var(--ease-out);
}
.btn-quiet:hover { border-color: var(--ink-mute); color: var(--ink); }
.btn-primary[disabled] { opacity: .55; cursor: not-allowed; transform: none; }
.btn-primary[hidden], .btn-quiet[hidden] { display: none; }

.privacidad-nota {
  margin-top: .9rem; font-size: .8rem; color: var(--ink-mute);
  text-align: center; line-height: 1.5;
}
.limites {
  margin-top: .8rem; font-size: .79rem; color: var(--ink-mute);
  text-align: center; max-width: 64ch; margin-inline: auto; line-height: 1.5;
}
.nojs { font-size: .85rem; color: #c02626; text-align: center; margin-top: .8rem; }

/* ---------- 5. Contenido de la página ---------- */
.migas { font-size: .8rem; color: var(--ink-mute); margin-bottom: .7rem; }
.migas a:hover { color: var(--accent); }
.migas span { margin: 0 .35rem; }

.pasos { list-style: none; display: grid; gap: 1rem; margin-top: 1.6rem; padding: 0; }
.pasos li {
  position: relative; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 1.3rem 1.2rem 1.1rem; box-shadow: var(--shadow-sm);
}
.paso-n {
  position: absolute; top: -.7rem; left: 1.2rem;
  width: 1.7rem; height: 1.7rem; display: grid; place-items: center;
  border-radius: 50%; background: var(--accent); color: #fff; font-size: .82rem; font-weight: 800;
}
@media (prefers-color-scheme: dark) { .paso-n { color: #0c1526; } }
.pasos h3 { margin-bottom: .35rem; }
.pasos p { font-size: .9rem; color: var(--ink-soft); }

.ideas { display: grid; gap: .8rem; margin-top: 1.5rem; }
.idea {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 1.1rem; box-shadow: var(--shadow-sm);
}
.idea-emoji { font-size: 1.4rem; line-height: 1; display: block; margin-bottom: .45rem; }
.idea h3 { margin-bottom: .3rem; }
.idea p { font-size: .88rem; color: var(--ink-soft); }

.otras { display: grid; gap: .7rem; margin-top: 1.3rem; }
.otra {
  display: block; padding: .95rem 1.1rem; border-radius: var(--r-lg);
  border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow-sm);
  transition: border-color .18s var(--ease-out), transform .18s var(--ease-out);
}
.otra:hover { border-color: var(--accent); transform: translateY(-2px); }
.otra strong { display: block; font-size: .95rem; margin-bottom: .15rem; }
.otra span { font-size: .85rem; color: var(--ink-soft); }

/* Los huecos de anuncio (.ad-slot) viven en styles.css, porque también
   los usa la portada. */

/* ---------- 7. Responsive ---------- */
@media (min-width: 540px) {
  .ideas { grid-template-columns: repeat(2, 1fr); }
  .acciones { grid-auto-flow: column; grid-auto-columns: 1fr; }
}
@media (min-width: 720px) {
  .pasos { grid-template-columns: repeat(3, 1fr); }
  .opciones { grid-template-columns: repeat(2, 1fr); align-items: start; }
  .ancho-total { grid-column: 1 / -1; }
  .otras { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .ideas { grid-template-columns: repeat(3, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  .otra:hover { transform: none; }
  .barra i { transition: none; }
}

/* =============================================================
   Herramientas de PDF (/pdf/…)
   ============================================================= */

/* --- lista de documentos cargados --- */
.docs { list-style: none; padding: 0; display: grid; gap: .45rem; margin-top: 1rem; }
.docs[hidden] { display: none; }
.doc-item {
  display: grid; grid-template-columns: 1.9rem minmax(0, 1fr) auto auto;
  gap: .6rem; align-items: center;
  padding: .55rem .7rem; border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--surface-2);
}
.doc-letra {
  width: 1.9rem; height: 1.9rem; display: grid; place-items: center;
  border-radius: var(--r-sm); background: var(--accent); color: #fff;
  font-weight: 800; font-size: .85rem;
}
@media (prefers-color-scheme: dark) { .doc-letra { color: #0c1526; } }
.doc-nombre {
  font-size: .87rem; font-weight: 700;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.doc-meta { font-size: .77rem; color: var(--ink-mute); white-space: nowrap; }
.doc-quitar {
  width: 1.7rem; height: 1.7rem; border-radius: 50%;
  color: var(--ink-mute); font-size: .9rem; line-height: 1;
}
.doc-quitar:hover { background: var(--line); color: var(--ink); }

/* --- ficha del documento abierto --- */
.doc-abierto {
  display: grid; gap: .15rem; margin-top: 1rem;
  padding: .7rem .85rem; border: 1px solid var(--line);
  border-radius: var(--r-md); background: var(--surface-2);
}
.doc-abierto[hidden] { display: none; }
.doc-abierto strong { font-size: .92rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.doc-abierto span { font-size: .79rem; color: var(--ink-mute); }

/* --- rejilla de páginas --- */
.rejilla-paginas {
  display: grid; gap: .6rem; margin-top: .9rem;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
}
.pag {
  position: relative; display: grid; gap: .3rem;
  padding: .4rem; border: 1px solid var(--line); border-radius: var(--r-md);
  background: var(--surface); text-align: center;
}
.pag-lienzo {
  aspect-ratio: 1 / 1.35; display: grid; place-items: center; overflow: hidden;
  background: var(--surface-2); border-radius: var(--r-sm);
}
.pag-lienzo img { max-width: 100%; max-height: 100%; object-fit: contain; }
.pag.cargando .pag-lienzo {
  background: linear-gradient(100deg, var(--surface-2) 30%, var(--line) 50%, var(--surface-2) 70%);
  background-size: 300% 100%;
  animation: brilla 1.3s linear infinite;
}
@keyframes brilla { from { background-position: 100% 0; } to { background-position: -100% 0; } }
.pag-pie {
  display: flex; align-items: center; justify-content: space-between; gap: .3rem;
  font-size: .7rem; color: var(--ink-mute); padding: 0 .1rem;
}
.pag-et { font-weight: 800; color: var(--accent); }
.pag-n { font-weight: 700; }
.pag-acciones { display: grid; grid-auto-flow: column; gap: .2rem; }
.pag-acciones button {
  padding: .25rem 0; border-radius: var(--r-sm); font-size: .78rem; font-weight: 700;
  color: var(--ink-soft); background: var(--surface-2); border: 1px solid transparent;
}
.pag-acciones button:hover:not([disabled]) { border-color: var(--accent); color: var(--accent); }
.pag-acciones button[disabled] { opacity: .35; cursor: not-allowed; }

/* páginas que se pueden elegir con un clic */
.rejilla-paginas.elegible .pag-boton { cursor: pointer; }
.pag-boton { width: 100%; font: inherit; color: inherit; }
.rejilla-paginas:not(.elegible) .pag-boton { cursor: default; }
.pag-boton.is-elegida { border-color: var(--accent); background: var(--accent-soft); }
.pag-boton.is-elegida .pag-n { color: var(--accent); }
.pag-boton.is-elegida::after {
  content: "✓"; position: absolute; top: .3rem; right: .4rem;
  width: 1.15rem; height: 1.15rem; display: grid; place-items: center;
  border-radius: 50%; background: var(--accent); color: #fff; font-size: .68rem; font-weight: 800;
}
@media (prefers-color-scheme: dark) { .pag-boton.is-elegida::after { color: #0c1526; } }

.mini-acciones { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .7rem; }
.mini-btn {
  padding: .4rem .75rem; border-radius: var(--r-sm);
  border: 1px solid var(--line-strong); background: var(--surface);
  font-size: .8rem; font-weight: 600; color: var(--ink-soft);
  transition: border-color .18s var(--ease-out), color .18s var(--ease-out);
}
.mini-btn:hover { border-color: var(--accent); color: var(--accent); }

.aviso-suave { color: var(--ink-mute); }
.salida-lista { display: grid; gap: .5rem; margin-top: .8rem; }

@media (prefers-reduced-motion: reduce) {
  .pag.cargando .pag-lienzo { animation: none; }
}

/* --- diagnóstico del documento (comprimir PDF) --- */
.aviso-fuerte, .aviso-bueno {
  margin-top: 1rem; padding: .85rem 1rem; border-radius: var(--r-md);
  font-size: .86rem; line-height: 1.55; border: 1px solid transparent;
}
.aviso-fuerte[hidden], .aviso-bueno[hidden] { display: none; }
.aviso-fuerte {
  background: #fff5e6; color: #8a4208;
  border-color: color-mix(in srgb, #b45309 30%, transparent);
}
.aviso-bueno {
  background: #eef8f2; color: #14663a;
  border-color: color-mix(in srgb, #1a7f45 28%, transparent);
}
.aviso-fuerte strong, .aviso-bueno strong { font-weight: 800; }
.aviso-fuerte a, .aviso-bueno a { color: inherit; text-decoration: underline; text-underline-offset: 2px; font-weight: 700; }
@media (prefers-color-scheme: dark) {
  .aviso-fuerte { background: #33270f; color: #f0b45f; }
  .aviso-bueno { background: #12291d; color: #6fd39b; }
}

/* --- aviso de navegador sin WebP --- */
.aviso-navegador {
  margin-top: .6rem; padding: .7rem .85rem; border-radius: var(--r-md);
  background: var(--surface-2); border: 1px solid var(--line);
  font-size: .8rem; color: var(--ink-soft); line-height: 1.5;
}
.aviso-navegador[hidden] { display: none; }
.chip[disabled] { opacity: .45; cursor: not-allowed; }
.chip[disabled]:hover { border-color: var(--line-strong); color: var(--ink-soft); }

/* --- tarjeta que lleva a la otra sección (imagen <-> PDF) --- */
.otra-seccion { background: var(--surface-2); border-style: dashed; }
.otra-seccion strong { color: var(--accent); }

/* ---------- Quitar fondo: progreso, comparador y tablero ---------- */
.progreso { margin-top: 1.1rem; }
.progreso[hidden] { display: none; }
.progreso-texto { font-size: .86rem; color: var(--ink-soft); line-height: 1.5; margin-bottom: .5rem; }
.progreso-pista { display: block; margin-top: .3rem; font-size: .8rem; color: var(--ink-mute); }
.progreso-canal {
  height: 8px; border-radius: 999px; overflow: hidden;
  background: var(--surface-2); border: 1px solid var(--line);
}
.progreso-canal i { display: block; height: 100%; width: 2%; background: var(--accent); transition: width .25s var(--ease-out); }
.progreso-canal i.indeterminada {
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  background-size: 40% 100%; background-repeat: no-repeat;
  animation: vaiven 1.3s linear infinite;
}
@keyframes vaiven { from { background-position: -40% 0; } to { background-position: 140% 0; } }

.vacio {
  margin-top: 1.1rem; padding: 1.6rem 1rem; text-align: center;
  border: 1px dashed var(--line-strong); border-radius: var(--r-md);
  color: var(--ink-mute); font-size: .87rem; line-height: 1.55;
}
.vacio[hidden] { display: none; }

.comparador { margin-top: 1.1rem; --corte: 50%; }
.comparador[hidden] { display: none; }
.cmp-caja {
  position: relative; border-radius: var(--r-md); overflow: hidden;
  border: 1px solid var(--line); background: var(--surface-2);
  aspect-ratio: 4 / 3;
}
.cmp-caja img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.cmp-despues { position: absolute; inset: 0; clip-path: inset(0 0 0 var(--corte)); }
.con-tablero {
  background-image:
    linear-gradient(45deg, #d9d9e0 25%, transparent 25%, transparent 75%, #d9d9e0 75%),
    linear-gradient(45deg, #d9d9e0 25%, transparent 25%, transparent 75%, #d9d9e0 75%);
  background-size: 18px 18px; background-position: 0 0, 9px 9px; background-color: #fff;
}
.cmp-tirador {
  position: absolute; top: 0; bottom: 0; left: var(--corte); width: 2px;
  background: var(--accent); pointer-events: none;
}
.cmp-etiquetas {
  display: flex; justify-content: space-between; margin-top: .45rem;
  font-size: .74rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-mute);
}
.cmp-barra { width: 100%; margin-top: .35rem; }

.colores { display: flex; flex-wrap: wrap; gap: .45rem; align-items: center; margin-top: .5rem; }
.muestra {
  width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--line-strong);
  cursor: pointer; padding: 0;
}
.muestra:hover { transform: scale(1.08); }
input[type="color"] {
  width: 44px; height: 30px; padding: 0; border: 1px solid var(--line-strong);
  border-radius: var(--r-sm); background: none; cursor: pointer;
}
.dropzone.apagada { opacity: .5; pointer-events: none; }

@media (min-width: 720px) { .cmp-caja { aspect-ratio: 16 / 10; } }
@media (prefers-reduced-motion: reduce) {
  .progreso-canal i, .progreso-canal i.indeterminada { transition: none; animation: none; }
  .muestra:hover { transform: none; }
}

/* ---------- Rotar / organizar: giro de miniaturas ---------- */
.girada-90 { transform: rotate(90deg); }
.girada-180 { transform: rotate(180deg); }
.girada-270 { transform: rotate(270deg); }
.pag-lienzo img { transition: transform .2s var(--ease-out); }

/* ---------- Organizar: mover, quitar y arrastrar ---------- */
.pag-organiza { touch-action: none; cursor: grab; }
.pag-organiza.arrastrando {
  opacity: .55; cursor: grabbing; pointer-events: none;
  outline: 2px dashed var(--accent); outline-offset: 2px;
}
/* Botones de mover: SIEMPRE visibles y con sitio para el dedo. Nada de
   enseñarlos solo al pasar el ratón: en el móvil no hay ratón que pasar. */
.pag-mover { display: grid; grid-auto-flow: column; gap: .25rem; }
.pag-mover .mover {
  min-height: 34px; border-radius: var(--r-sm);
  border: 1px solid var(--line-strong); background: var(--surface);
  color: var(--ink); font-size: .85rem; font-weight: 700; line-height: 1;
}
.pag-mover .mover:hover:not([disabled]) { border-color: var(--accent); color: var(--accent); }
.pag-mover .mover[disabled] {
  opacity: .3; cursor: not-allowed; background: var(--surface-2); border-style: dashed;
}
.pag.is-fuera { opacity: .55; }
.pag.is-fuera .pag-lienzo img { filter: grayscale(1); }
.sello-fuera {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%) rotate(-8deg);
  background: #c02626; color: #fff; font-size: .66rem; font-weight: 800;
  letter-spacing: .06em; text-transform: uppercase; padding: .2rem .5rem;
  border-radius: var(--r-sm); pointer-events: none; white-space: nowrap;
}

/* ---------- Numerar: vista previa ---------- */
.vista { margin-top: 1.1rem; }
.vista[hidden] { display: none; }
.vista-hoja {
  position: relative; margin: 0 auto; max-width: 320px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm);
  box-shadow: var(--shadow-sm); overflow: hidden; aspect-ratio: 1 / 1.414;
  display: grid; place-items: center;
}
.vista-hoja img { width: 100%; height: 100%; object-fit: contain; }
.vista.cargando .vista-hoja {
  background: linear-gradient(100deg, var(--surface-2) 30%, var(--line) 50%, var(--surface-2) 70%);
  background-size: 300% 100%; animation: brilla 1.3s linear infinite;
}
.vista-numero {
  position: absolute; color: #1a1a20; font-weight: 600; line-height: 1;
  background: rgba(255, 255, 255, .55); padding: 1px 2px; border-radius: 2px;
}
.vista-numero[hidden] { display: none; }
.vista-numero.v-arriba { top: 0; }
.vista-numero.v-abajo { bottom: 0; }
.vista-numero.h-izquierda { left: 0; }
.vista-numero.h-derecha { right: 0; }
.vista-numero.h-centro { left: 50%; transform: translateX(-50%); margin-left: 0 !important; margin-right: 0 !important; }
.vista-pie {
  display: flex; align-items: center; justify-content: center; gap: .6rem;
  margin-top: .6rem; font-size: .82rem; color: var(--ink-mute);
}
.vista-pasar { display: flex; align-items: center; justify-content: center; gap: .5rem; margin-top: .4rem; }
.vista-pasar button {
  min-width: 40px; min-height: 34px; border-radius: var(--r-sm);
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink); font-weight: 700;
}
.vista-pasar button[disabled] { opacity: .35; cursor: not-allowed; }

/* Las seis posiciones, dibujadas para que se entiendan de un vistazo */
.rejilla-posiciones { display: grid; grid-template-columns: repeat(3, 1fr); gap: .4rem; max-width: 320px; }
.pos {
  position: relative; aspect-ratio: 1 / 1.2; border: 1px solid var(--line-strong);
  border-radius: var(--r-sm); background: var(--surface);
}
.pos::after {
  content: ""; position: absolute; width: 26%; height: 5px; border-radius: 2px;
  background: var(--ink-mute); margin: 12%;
}
.pos.is-on { border-color: var(--accent); background: var(--accent-soft); }
.pos.is-on::after { background: var(--accent); }
.pos[data-posicion^="arriba"]::after { top: 0; }
.pos[data-posicion^="abajo"]::after { bottom: 0; }
.pos[data-posicion$="izquierda"]::after { left: 0; }
.pos[data-posicion$="derecha"]::after { right: 0; }
.pos[data-posicion$="centro"]::after { left: 50%; transform: translateX(-50%); margin-left: 0; margin-right: 0; }

@media (prefers-reduced-motion: reduce) {
  .pag-lienzo img { transition: none; }
  .vista.cargando .vista-hoja { animation: none; }
}

/* ---------- Marca de agua: la marca sobre la vista previa ---------- */
.vista-marca, .vista-marca-img {
  position: absolute; top: 50%; left: 50%; transform-origin: center;
  pointer-events: none; white-space: nowrap;
  font-weight: 800; line-height: 1;
}
.vista-marca[hidden], .vista-marca-img[hidden] { display: none; }
.vista-marca-img { max-width: none; }
.marca-archivo {
  display: flex; align-items: center; gap: .6rem; flex-wrap: wrap;
  margin-top: .5rem; font-size: .82rem; color: var(--ink-mute);
}
.marca-archivo input[type="file"] { font-size: .82rem; max-width: 100%; }

/* ---------- Recortar: marco ajustable ---------- */
#vista-hoja { touch-action: none; }
.marco {
  position: absolute; border: 2px solid var(--accent);
  box-shadow: 0 0 0 9999px rgba(20, 20, 28, .45);
  cursor: move;
}
.marco::before, .marco::after,
.marco > i:nth-child(1), .marco > i:nth-child(2) {
  content: ""; position: absolute; width: 14px; height: 14px;
  background: var(--accent); border-radius: 3px;
}
.marco::before { top: -8px; left: -8px; }
.marco::after { top: -8px; right: -8px; }
.marco > i:nth-child(1) { bottom: -8px; left: -8px; }
.marco > i:nth-child(2) { bottom: -8px; right: -8px; }
.medidas { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; }
.medidas label { display: grid; gap: .25rem; font-size: .8rem; color: var(--ink-soft); }
.medidas input { width: 100%; }
@media (min-width: 540px) { .medidas { grid-template-columns: repeat(4, 1fr); } }