/* ═══════════════════════════════════════════════════════════════
   PREPARAR LOS DATOS · Estilos de las piezas (prefijo pd-)
   Se carga después de /aprende/motor/motor.css. Vertical primero.
   ═══════════════════════════════════════════════════════════════ */
.pd-svg { width: 100%; height: auto; display: block; margin: 4px 0; }
.pd-leyenda { display: flex; flex-wrap: wrap; gap: 6px 14px; font-family: var(--mono); font-size: .64em; color: var(--surface-deep); margin: 4px 0 10px; }
.pd-leyenda i { display: inline-block; width: 11px; height: 11px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }
.pd-botones { display: flex; flex-wrap: wrap; gap: 7px; margin: 6px 0; align-items: center; }
.pd-botones button, .pd-otra {
  flex: 1 1 auto; min-height: 44px; padding: 8px 12px; border-radius: 10px; cursor: pointer;
  font-family: var(--mono); font-size: .68em; letter-spacing: .04em; line-height: 1.3;
  border: 1.5px solid var(--neutral); background: transparent; color: var(--ink);
}
.pd-botones button.activo { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.pd-botones button:disabled { opacity: .35; cursor: default; }
.pd-play { background: var(--accent) !important; color: #F4F0E2 !important; border-color: var(--accent) !important; }
.pd-cuatro { display: grid; grid-template-columns: 1fr 1fr; }
.pd-rot { flex-basis: 100%; font-family: var(--mono); font-size: .62em; letter-spacing: .08em; text-transform: uppercase; color: var(--surface-deep); }
.pd-k button { flex: 1 1 0; }

.pd-barras { display: grid; gap: 5px; margin-top: 8px; }
.pd-barra { display: grid; grid-template-columns: 9.5em 1fr 3.4em; align-items: center; gap: 8px; font-size: .74em; }
.pd-barra span { line-height: 1.2; }
.pd-barra > div { height: 11px; background: rgba(3,25,30,.07); border-radius: 6px; overflow: hidden; }
.pd-barra i { display: block; height: 100%; background: var(--accent); border-radius: 6px; transition: width 1s cubic-bezier(.2,.8,.2,1); }
.pd-barra i.signo { background: var(--ink); }
.pd-barra b { font-family: var(--mono); font-weight: 500; text-align: right; font-size: .95em; }
.pd-cortas .pd-barra { grid-template-columns: 9em 1fr 3em; font-size: .8em; }

.pd-pregunta { font-family: var(--display); font-weight: 600; font-size: 1.08em; line-height: 1.32; margin: 0 0 12px; }
.pd-opciones { display: grid; gap: 8px; }
.pd-opcion {
  min-height: 52px; padding: 11px 15px; text-align: left; border-radius: 12px; cursor: pointer;
  font-family: var(--body); font-size: .92em; line-height: 1.35; border: 1.5px solid var(--ink); background: var(--papel); color: var(--ink);
}
.pd-opcion.elegida { background: var(--accent); color: #F4F0E2; border-color: var(--accent); }
.pd-opcion.apagada { opacity: .38; }
.pd-nota { font-size: .86em; color: var(--surface-deep); margin: 0 0 8px; }

.pd-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.pd-chip { min-height: 44px; padding: 7px 11px; border-radius: 10px; cursor: pointer; font-size: .8em; line-height: 1.2;
  border: 1.5px dashed var(--neutral); background: transparent; color: var(--surface-deep); text-align: left; }
.pd-chip small { display: block; font-family: var(--mono); font-size: .8em; opacity: .75; }
.pd-chip.activo { border-style: solid; border-color: var(--ink); background: var(--ink); color: var(--surface); }

.pd-medidas { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 10px; }
.pd-medidas.pd-tres { grid-template-columns: repeat(3, 1fr); }
.pd-medidas > div { background: var(--surface); border-radius: 12px; padding: 10px 11px; }
.pd-medidas span { display: block; font-family: var(--mono); font-size: .58em; letter-spacing: .06em; text-transform: uppercase; color: var(--surface-deep); line-height: 1.3; }
.pd-medidas b { display: block; font-family: var(--display); font-weight: 700; font-size: 1.35em; line-height: 1.1; margin-top: 4px; }

.pd-tabla { display: grid; gap: 2px; margin-bottom: 8px; font-size: .86em; }
.pd-fila { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 8px; padding: 6px 0; border-bottom: 1px solid rgba(3,25,30,.08); }
.pd-fila b { font-family: var(--mono); font-weight: 500; text-align: right; }
.pd-enc b { font-family: var(--mono); font-size: .8em; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); }

.pd-orden { margin: 0 0 12px; padding-left: 26px; display: grid; gap: 6px; }
.pd-orden li { font-size: .92em; padding: 8px 12px; border-radius: 10px; background: var(--surface); border: 1.5px solid var(--ink); }
.pd-orden li.pd-vacio { border-style: dashed; border-color: var(--neutral); color: var(--surface-deep); background: transparent; }
.pd-otra { margin-top: 10px; }

.pd-decis { display: grid; gap: 8px; margin-top: 10px; }
.pd-dec { display: grid; grid-template-columns: 5.6em 1fr; gap: 10px; align-items: start; padding: 9px 0; border-bottom: 1px solid rgba(3,25,30,.08); }
.pd-dec > b { font-family: var(--mono); font-size: .68em; letter-spacing: .06em; text-transform: uppercase; text-align: center; padding: 6px 4px; border-radius: 8px; }
.pd-dec > b.si { background: #2F9E5E; color: #fff; }
.pd-dec > b.no { background: var(--ink); color: var(--surface); }
.pd-dec > b.dep { background: var(--neutral); color: var(--ink); }
.pd-dec strong { display: block; font-family: var(--display); font-weight: 600; font-size: .95em; }
.pd-dec span { display: block; font-size: .84em; color: var(--surface-deep); line-height: 1.45; margin-top: 2px; }

.pd-refs details { border-bottom: 1px solid rgba(3,25,30,.12); padding: 4px 0; }
.pd-refs summary { cursor: pointer; list-style: none; padding: 12px 0; font-family: var(--display); font-weight: 600;
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.pd-refs summary::-webkit-details-marker { display: none; }
.pd-refs summary small { font-family: var(--mono); font-size: .62em; font-weight: 400; color: var(--accent); white-space: nowrap; }
.pd-ref { padding: 0 0 12px; font-size: .86em; }
.pd-ref span { display: block; }
.pd-ref small { display: block; color: var(--surface-deep); margin-top: 3px; }
.pd-ref a { word-break: break-all; }

@media (min-width: 821px) {
  .pd-cuatro { grid-template-columns: repeat(4, 1fr); }
  .pd-barra { grid-template-columns: 14em 1fr 3.6em; }
}
@media (prefers-reduced-motion: reduce) { .pd-barra i { transition: none; } }