:root {
  --rp-tinta: #1e2a2f;
  --rp-gris: #4a5357;
  --rp-papel: #fbf8f1;
  --rp-rojo: #a3242b;
  --rp-oro: #d8a63a;
  --rp-verde: #1e6b48;
  --rp-linea: #ded9cf;
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { overscroll-behavior: none; }
body {
  margin: 0;
  background: var(--rp-papel);
  color: var(--rp-tinta);
  font: 17px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; }
.rp {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 19rem;
  grid-template-rows: auto minmax(0, 1fr);
  grid-template-areas: "barra barra" "escena panel";
  height: 100vh;
  height: 100dvh;
}

/* ---------- Barra de arriba ---------- */
.rp-barra {
  grid-area: barra;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem 1rem;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--rp-linea);
}
.rp-barra h1 { margin: 0; font-size: 1.3rem; font-weight: 600; line-height: 1.2; }
.rp-datos { margin: 0; display: flex; align-items: center; gap: 0.9rem; color: var(--rp-gris); flex-wrap: wrap; }
.rp-datos strong { color: var(--rp-tinta); font-variant-numeric: tabular-nums; }
.rp-chip { background: var(--rp-rojo); color: #fff; border-radius: 999px; padding: 0.1rem 0.7rem; font-weight: 700; font-size: 0.9rem; }
.rp-chip:empty { display: none; }
.rp-progreso { width: 7rem; height: 0.6rem; border-radius: 999px; background: var(--rp-linea); overflow: hidden; }
.rp-progreso span { display: block; height: 100%; width: 0; background: var(--rp-verde); transition: width 0.4s; }
.rp-barra__botones { display: flex; gap: 0.5rem; }
button, select, input {
  font: inherit;
  min-height: 48px;
  border-radius: 999px;
  border: 1px solid var(--rp-tinta);
  background: #fff;
  color: var(--rp-tinta);
  padding: 0 1.1rem;
  cursor: pointer;
}
input { cursor: text; border-radius: 10px; }
button:disabled { opacity: 0.45; cursor: default; }
button:focus-visible, select:focus-visible, input:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid var(--rp-rojo); outline-offset: 2px; }
.rp-principal { background: var(--rp-rojo); border-color: var(--rp-rojo); color: #fff; font-weight: 700; }
.rp-icono { min-width: 48px; padding: 0 0.8rem; font-size: 1rem; }
.rp-icono[aria-pressed="false"] { opacity: 0.55; }
.rp-sin-voz .rp-solo-voz { display: none !important; } /* sin voz en español en el dispositivo */

/* ---------- Escena ---------- */
.rp-escena { grid-area: escena; position: relative; min-height: 0; }
#rp-lienzo { display: block; width: 100%; height: 100%; touch-action: none; cursor: grab; -webkit-user-select: none; user-select: none; -webkit-touch-callout: none; -webkit-tap-highlight-color: transparent; }
.rp-estado {
  position: absolute;
  left: 1rem;
  top: 0.75rem;
  right: 1rem;
  margin: 0;
  pointer-events: none;
  color: #fff;
  font-weight: 600;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
}
.rp-estado:empty { display: none; }
.rp-mandos {
  position: absolute;
  left: 50%;
  bottom: 1rem;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
}
.rp-mandos[hidden] { display: none; }
.rp-mandos button { min-width: 52px; font-size: 1.2rem; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.18); }
#rp-colocar { background: var(--rp-rojo); border-color: var(--rp-rojo); color: #fff; font-weight: 700; }

/* Nombres tocables del modo Explorar */
.rp-etiquetas { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.rp-etiqueta {
  position: absolute;
  transform: translate(-50%, -50%);
  pointer-events: auto;
  min-height: 40px;
  padding: 0 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--rp-tinta);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}
.rp-etiqueta[aria-pressed="true"] { background: var(--rp-oro); border-color: var(--rp-oro); }
.rp-etiqueta__linea { position: absolute; height: 2px; background: rgba(255, 255, 255, 0.9); transform-origin: 0 50%; pointer-events: none; }

/* Tarjeta de descubrimiento */
.rp-tarjeta {
  position: absolute;
  left: 1rem;
  right: 1rem;
  top: 3rem;
  margin: 0 auto;
  max-width: 34rem;
  background: #fff;
  border-radius: 16px;
  padding: 1rem 1.25rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  border-left: 6px solid var(--rp-oro);
  pointer-events: none; /* los toques pasan a la escena: la tarjeta no tapa ninguna pieza */
}
.rp-tarjeta button { pointer-events: auto; }
.rp-tarjeta[hidden] { display: none; }
.rp-tarjeta__titulo { margin: 0 0 0.25rem; font-family: Georgia, serif; font-size: 1.25rem; font-weight: 600; color: var(--rp-rojo); }
.rp-tarjeta__texto { margin: 0; font-size: 1.05rem; }
.rp-tarjeta__texto b { color: var(--rp-rojo); }
.rp-tarjeta__botones { display: flex; gap: 0.5rem; justify-content: flex-end; margin-top: 0.75rem; }
.rp-tarjeta--corta .rp-tarjeta__texto { font-size: 1.3rem; }

/* ---------- Panel lateral ---------- */
.rp-panel { grid-area: panel; overflow-y: auto; padding: 1rem; border-left: 1px solid var(--rp-linea); }
.rp-opciones { display: grid; gap: 0.5rem; }
.rp-opciones button { white-space: nowrap; }
.rp-panel h2 { display: inline; margin: 0; font-size: 1.05rem; font-weight: 600; }
.rp-piezas summary { margin: 1.25rem 0 0.5rem; cursor: pointer; min-height: 44px; display: flex; align-items: center; gap: 0.5rem; list-style: none; }
.rp-piezas summary::-webkit-details-marker { display: none; }
.rp-piezas summary::before { content: "▸"; color: var(--rp-rojo); transition: transform 0.15s; }
.rp-piezas[open] summary::before { transform: rotate(90deg); }
.rp-lista { margin: 0; padding: 0; list-style: none; display: grid; gap: 0.25rem; }
.rp-lista button { width: 100%; text-align: left; border-radius: 10px; border-color: var(--rp-linea); font-size: 0.95rem; min-height: 44px; }
.rp-lista button[aria-pressed="true"] { border-color: var(--rp-rojo); box-shadow: inset 0 0 0 1px var(--rp-rojo); }
.rp-hecho { color: var(--rp-verde); font-weight: 600; }
.rp-ayuda { color: var(--rp-gris); font-size: 0.92rem; }
.rp-ayuda:empty { display: none; }

.rp-aviso {
  position: fixed;
  left: 50%;
  bottom: 5.5rem;
  transform: translateX(-50%);
  max-width: min(36rem, calc(100% - 2rem));
  margin: 0;
  padding: 0.6rem 1.1rem;
  border-radius: 12px;
  background: rgba(30, 42, 47, 0.9);
  color: #fff;
  font-size: 1.05rem;
  pointer-events: none;
  z-index: 5;
}
.rp-aviso:empty { display: none; }

/* ---------- Portada ---------- */
.rp-inicio {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  background: var(--rp-papel);
  overflow: auto;
}
.rp[data-pantalla="inicio"] .rp-barra, .rp[data-pantalla="inicio"] .rp-panel, .rp[data-pantalla="inicio"] .rp-mandos, .rp[data-pantalla="inicio"] .rp-aviso { visibility: hidden; }
.rp:not([data-pantalla="inicio"]) .rp-inicio { display: none; }
.rp-inicio__foto { position: relative; min-height: 14rem; background: #a8664b; }
.rp-inicio__foto img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 40%; }
@media (max-width: 900px) { .rp-inicio__foto img { object-position: 50% 14%; } }
.rp-inicio__texto { padding: 2rem clamp(1rem, 4vw, 3rem); max-width: 42rem; display: flex; flex-direction: column; gap: 0.5rem; justify-content: center; }
.rp-fiesta { margin: 0; color: var(--rp-rojo); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.85rem; }
.rp-inicio__texto h2 { margin: 0; font-size: clamp(1.9rem, 4vw, 2.6rem); line-height: 1.1; }
.rp-inicio__frases p { margin: 0.25rem 0; font-size: 1.1rem; }
.rp-inicio__texto h3 { margin: 1rem 0 0.25rem; font-size: 1.2rem; }
.rp-niveles { display: grid; gap: 0.6rem; }
.rp-nivel {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: "emoji nombre" "emoji edades" "emoji resumen";
  column-gap: 0.9rem;
  align-items: center;
  text-align: left;
  padding: 0.6rem 1rem;
  border-radius: 16px;
  border: 2px solid var(--rp-linea);
  min-height: 64px;
}
.rp-nivel:hover, .rp-nivel:focus-visible { border-color: var(--rp-rojo); }
.rp-nivel__emoji { grid-area: emoji; font-size: 2.2rem; }
.rp-nivel__nombre { grid-area: nombre; font-weight: 700; font-size: 1.15rem; }
.rp-nivel__edades { grid-area: edades; color: var(--rp-gris); font-size: 0.95rem; }
.rp-nivel__resumen { grid-area: resumen; color: var(--rp-gris); font-size: 0.9rem; margin-top: 0.15rem; }
.rp-inicio__otros { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 1.25rem; margin-top: 1rem; }
.rp-explorar-btn { border-radius: 16px; }
.rp-guia-enlace { color: var(--rp-rojo); font-weight: 600; }

/* ---------- Final ---------- */
.rp-final { position: fixed; left: 1rem; bottom: 1rem; width: min(27rem, calc(100% - 2rem)); z-index: 10; }
.rp-final[hidden] { display: none; }
body:has(.rp-final:not([hidden])) .rp-mandos, body:has(.rp-final:not([hidden])) .rp-estado, body:has(.rp-final:not([hidden])) .rp-tarjeta { visibility: hidden; }
.rp-final__caja { max-height: calc(100vh - 6rem); max-height: calc(100dvh - 6rem); overflow-y: auto; background: #fff; border-radius: 16px; padding: 1.25rem 1.5rem; box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35); }
.rp-final__caja h2 { margin: 0 0 0.4rem; font-size: 1.7rem; color: var(--rp-rojo); }
.rp-final__caja h3 { margin: 1rem 0 0.25rem; font-size: 1.05rem; }
.rp-final__datos { font-weight: 600; }
.rp-final__datos:empty { display: none; }
.rp-final__quiz { margin-top: 0.75rem; }
.rp-final__resultado { font-weight: 700; color: var(--rp-verde); }
.rp-final__resultado:empty { display: none; }
.rp-palabras-ayuda { margin: 0 0 0.4rem; color: var(--rp-gris); font-size: 0.9rem; }
.rp-chips { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.rp-chips button { min-height: 40px; padding: 0 0.9rem; border-color: var(--rp-oro); background: #fff6df; font-weight: 600; }
.rp-chips button[aria-pressed="true"] { background: var(--rp-oro); }
.rp-palabra-def { margin: 0.5rem 0 0; min-height: 1.5em; color: var(--rp-gris); }
.rp-reto { margin-top: 1rem; }
.rp-reto summary { cursor: pointer; font-weight: 700; min-height: 44px; display: flex; align-items: center; color: var(--rp-rojo); }
.rp-reto ol { padding-left: 1.3rem; }
.rp-reto li { margin: 0.35rem 0; }
.rp-final__botones { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }

/* ---------- Preguntas ---------- */
.rp-quiz { position: fixed; inset: 0; z-index: 30; display: grid; place-items: center; background: rgba(30, 42, 47, 0.55); padding: 1rem; }
.rp-quiz[hidden] { display: none; }
.rp-quiz__caja { width: min(34rem, 100%); max-height: calc(100vh - 2rem); max-height: calc(100dvh - 2rem); overflow-y: auto; background: #fff; border-radius: 16px; padding: 1.25rem 1.5rem; box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35); }
.rp-quiz__n { margin: 0; color: var(--rp-gris); font-weight: 600; }
.rp-quiz__caja h2 { margin: 0.25rem 0 1rem; font-size: 1.4rem; }
.rp-quiz__opciones { display: grid; gap: 0.5rem; }
.rp-quiz__opciones button { text-align: left; border-radius: 12px; min-height: 52px; }
.rp-quiz__opciones button[data-estado="bien"] { background: #dff3e8; border-color: var(--rp-verde); font-weight: 700; }
.rp-quiz__opciones button[data-estado="mal"] { background: #fde7e8; border-color: var(--rp-rojo); }
.rp-quiz__por { min-height: 1.5em; font-weight: 600; }
.rp-quiz__botones { display: flex; justify-content: space-between; gap: 0.5rem; margin-top: 0.75rem; }

/* ---------- Diploma ---------- */
.rp-diploma-capa { position: fixed; inset: 0; z-index: 40; background: rgba(30, 42, 47, 0.6); overflow: auto; padding: 1rem; display: grid; grid-template-columns: 18rem minmax(0, 1fr); gap: 1rem; align-content: start; }
.rp-diploma-capa[hidden] { display: none; }
.rp-diploma-mandos { background: #fff; border-radius: 16px; padding: 1rem; display: grid; gap: 0.5rem; align-content: start; }
.rp-diploma-mandos label { font-weight: 600; }
.rp-diploma-botones { display: grid; gap: 0.5rem; }
.rp-diploma-nota { margin: 0; color: var(--rp-gris); font-size: 0.88rem; }
.rp-diploma { background: #fff; width: min(100%, 52rem); margin: 0 auto; padding: 1rem; }
.rp-diploma__marco { border: 6px double var(--rp-oro); padding: 1.5rem clamp(1rem, 4vw, 3rem); text-align: center; display: grid; gap: 0.5rem; justify-items: center; }
.rp-diploma__fiesta { margin: 0; color: var(--rp-rojo); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.85rem; }
.rp-diploma__marco h2 { margin: 0; font-size: clamp(1.6rem, 4vw, 2.4rem); color: var(--rp-rojo); }
.rp-diploma__nombre { margin: 0.5rem 0 0; font-family: Georgia, serif; font-size: clamp(1.4rem, 3.5vw, 2rem); min-width: 60%; border-bottom: 2px solid var(--rp-tinta); padding: 0 1rem 0.2rem; min-height: 2.6rem; }
.rp-diploma__texto { margin: 0; max-width: 30rem; }
.rp-diploma__img { width: min(100%, 16rem); height: auto; border-radius: 12px; }
.rp-diploma__nivel { margin: 0; color: var(--rp-gris); }
.rp-diploma__felicitacion { margin: 0.5rem 0 0; font-family: Georgia, serif; font-size: 1.3rem; font-weight: 600; }
.rp-diploma__pie { margin: 0; color: var(--rp-gris); font-size: 0.85rem; }

.rp-confeti { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 15; display: none; }
.rp-confeti.activo { display: block; }

/* ---------- Modo Explorar ---------- */
.rp[data-pantalla="explorar"] .rp-mandos, .rp[data-pantalla="explorar"] #rp-contador-caja, .rp[data-pantalla="explorar"] #rp-reloj-caja, .rp[data-pantalla="explorar"] .rp-progreso, .rp[data-pantalla="explorar"] #rp-pista, .rp[data-pantalla="explorar"] #rp-reiniciar { display: none; }
.rp:not([data-pantalla="explorar"]) .rp-etiquetas { display: none; }
.rp[data-pantalla="explorar"] .rp-tarjeta { top: auto; bottom: 1rem; } /* en Explorar no hay piezas sueltas abajo */

/* ---------- Tabletas en vertical y móviles ---------- */
@media (max-width: 900px) {
  .rp {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr) auto;
    grid-template-areas: "barra" "escena" "panel";
  }
  .rp-barra h1 { font-size: 1.05rem; }
  .rp-panel { border-left: 0; border-top: 1px solid var(--rp-linea); padding: 0.5rem 0.75rem; max-height: 42vh; max-height: 42dvh; }
  .rp-opciones { grid-template-columns: repeat(3, auto); justify-content: start; }
  .rp-piezas summary { margin: 0.25rem 0 0; }
  .rp-piezas:not([open]) ~ .rp-ayuda { display: none; }
  .rp-aviso { bottom: auto; top: 50%; }
  .rp-inicio { grid-template-columns: 1fr; grid-template-rows: 38vh auto; }
  .rp-inicio__foto { min-height: 0; }
  .rp-inicio__texto { padding: 1.25rem 1rem 2rem; max-width: none; }
  .rp-tarjeta { top: 2.75rem; }
  .rp-final { left: 0.75rem; right: 0.75rem; width: auto; bottom: 0.75rem; }
  .rp-final__caja { padding: 1rem 1.25rem; max-height: 60vh; max-height: 60dvh; }
  .rp-final__caja h2 { font-size: 1.4rem; }
  .rp-diploma-capa { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .rp-datos { gap: 0.6rem; }
  .rp-progreso { width: 4rem; }
  .rp-nivel__resumen { display: none; }
  .rp-opciones { grid-template-columns: 1fr 1fr; }
}

/* ---------- Impresión: solo el diploma ---------- */
@media print {
  @page { margin: 12mm; }
  body { background: #fff; }
  .rp { display: block; height: auto; }
  .rp > *:not(.rp-diploma-capa) { display: none !important; }
  .rp-diploma-capa { display: block !important; position: static; background: none; padding: 0; }
  .rp-diploma-mandos { display: none !important; }
  .rp-diploma { width: 100%; padding: 0; }
  .rp-diploma__marco { break-inside: avoid; }
}