:root {
  --bg: #f6f7f9; --card: #fff; --txt: #1d2330; --mut: #5d667a; --line: #dde1e8;
  --acc: #1f5fbf; --acc-t: #fff; --ok: #1b7a4b; --warn: #a15c00; --warn-bg: #fff4e0; --err: #b3261e; --err-bg: #fde8e6;
  --in: #fff;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #14171d; --card: #1c212b; --txt: #e6e9f0; --mut: #9aa3b5; --line: #323a49; --acc: #6ea2f2; --acc-t: #0d1626;
    --ok: #5cc592; --warn: #f0b660; --warn-bg: #3a2e18; --err: #f2897f; --err-bg: #3c1f1c; --in: #141820; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--txt); font: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; }
.top, main { max-width: 1000px; margin: 0 auto; padding: 0 16px; }
.top { padding-top: 24px; }
.top h1 { margin: 0 0 4px; font-size: 24px; }
.top p { margin: 0 0 16px; color: var(--mut); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 18px; margin-bottom: 16px; }
h2 { margin: 0 0 12px; font-size: 18px; display: flex; align-items: center; gap: 10px; }
h3 { margin: 18px 0 4px; font-size: 15px; }
.n { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--acc); color: var(--acc-t); font-size: 14px; }
.hint { color: var(--mut); font-size: 13px; margin: 4px 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin: 8px 0; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--mut); }
input, select, textarea { font: inherit; color: var(--txt); background: var(--in); border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; width: 100%; }
textarea { resize: vertical; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 13px; }
input:focus, select:focus, textarea:focus, button:focus-visible { outline: 2px solid var(--acc); outline-offset: 1px; }
button, .btn { font: inherit; border: 1px solid var(--line); border-radius: 6px; padding: 7px 13px; cursor: pointer; background: var(--card); color: var(--txt); display: inline-flex; align-items: center; }
button.primario { background: var(--acc); color: var(--acc-t); border-color: var(--acc); font-weight: 600; }
button.sec, .btn.sec { background: transparent; }
button:disabled { opacity: .5; cursor: wait; }
button.mini { padding: 3px 8px; font-size: 13px; }
button.peligro { color: var(--err); }
.acciones { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 12px 0 0; }
.acciones select { width: auto; }
.msg { font-size: 13px; color: var(--mut); }
.msg.ok { color: var(--ok); } .msg.err { color: var(--err); }
.lista { margin: 8px 0 0; padding-left: 20px; font-size: 13px; }
.lista.err { color: var(--err); background: var(--err-bg); border-radius: 6px; padding: 8px 8px 8px 26px; }

.tema { display: grid; grid-template-columns: 24px 1fr 70px 70px; gap: 8px; align-items: center; padding: 6px 0; border-bottom: 1px solid var(--line); }
.tema.off { opacity: .6; }
.tema .nom { display: flex; flex-direction: column; gap: 2px; }
.tema .badge { font-size: 11px; color: var(--mut); }
.tema input[type=number] { text-align: center; padding: 5px; }
.tema .extra { grid-column: 2 / -1; }
.tema .orden { display: none; }
.tema .cab { font-size: 11px; color: var(--mut); text-align: center; }
.resumen { margin: 10px 0; font-weight: 600; }
.cols { display: grid; grid-template-columns: 24px 1fr 70px 70px; gap: 8px; font-size: 11px; color: var(--mut); text-align: center; }

.barra { position: sticky; top: 0; z-index: 5; background: var(--card); border-bottom: 1px solid var(--line); margin: 0 -18px 12px; padding: 8px 18px; }
.total { font-size: 16px; }
.avisos { background: var(--warn-bg); color: var(--warn); border-radius: 6px; padding: 8px 12px; margin: 8px 0; }
.avisos summary { cursor: pointer; font-weight: 600; }
.avisos a { color: inherit; }
.sec-card { border: 1px solid var(--line); border-radius: 8px; padding: 12px; margin: 12px 0; }
.sec-card.flash { outline: 2px solid var(--warn); }
.sec-head { display: grid; grid-template-columns: 34px 1fr 190px 80px auto; gap: 8px; align-items: end; }
.sec-head .rom { font-weight: 700; font-size: 17px; padding-bottom: 7px; }
.sec-head .pts { grid-column: 1 / -1; font-size: 13px; color: var(--mut); }
.sec-tools { display: flex; gap: 4px; }
.item { display: grid; grid-template-columns: 26px 1fr 64px auto; gap: 8px; padding: 8px 0; border-top: 1px dashed var(--line); align-items: start; }
.item .num { color: var(--mut); padding-top: 8px; text-align: right; }
.item .campos { display: grid; gap: 6px; }
.item textarea { font-family: inherit; font-size: 14px; }
.item .resp { border-left: 3px solid var(--ok); }
.item.aviso .campos { outline: 1px solid var(--warn); border-radius: 6px; }
.item .tools { display: flex; gap: 3px; }
.regen { background: var(--bg); border-radius: 8px; padding: 10px; margin-top: 10px; }
.regen textarea { margin: 6px 0; }
.sec-card h4 { margin: 12px 0 0; font-size: 13px; color: var(--mut); font-weight: 600; }
.fab { margin-top: 8px; }
@media (max-width: 640px) {
  .sec-head { grid-template-columns: 30px 1fr 1fr; }
  .sec-head .tools-w { grid-column: 1 / -1; }
  .tema { grid-template-columns: 24px 1fr 56px 56px; }
  .barra { margin: 0 -18px 12px; }
}

.salio { font-size: 12px; color: var(--mut); }
.salio.nada { font-style: italic; }
.salio summary { cursor: pointer; }
.salio ul { margin: 2px 0 4px; padding-left: 18px; }
.item .ptsl { display: flex; flex-direction: column; font-size: 11px; color: var(--mut); }
.item .pts-item { width: 100%; text-align: center; padding: 5px; }

.sep-temas { margin: 12px 0 2px; font-size: 12px; font-weight: 600; color: var(--mut); text-transform: uppercase; letter-spacing: .03em; }

.guia summary { cursor: pointer; font-size: 16px; }
.guia summary .hint { margin-left: 8px; font-weight: normal; }
.guia .pasos { padding-left: 22px; margin: 8px 0; }
.guia .pasos li { margin: 6px 0; }

#temas.apagado { opacity: .45; pointer-events: none; }
#temas.sin-puntos .tema { grid-template-columns: 24px 1fr 70px; }
#temas.sin-puntos .tema input[aria-label="puntos por ítem"], #temas.sin-puntos .cols span:last-child { display: none; }

label.chk { flex-direction: row; align-items: center; gap: 8px; color: var(--txt); align-self: end; padding-bottom: 6px; }

.pasos-nav { max-width: 1000px; margin: 0 auto 12px; padding: 0 16px; display: flex; gap: 8px; flex-wrap: wrap; }
.pasos-nav button { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--card); color: var(--txt); font: inherit; cursor: pointer; }
.pasos-nav button .n { width: 22px; height: 22px; font-size: 12px; background: var(--line); color: var(--txt); }
.pasos-nav button.activo { border-color: var(--acc); font-weight: 600; }
.pasos-nav button.activo .n { background: var(--acc); color: var(--acc-t); }
.pasos-nav button:disabled { opacity: .5; cursor: not-allowed; }
.nav-pie { display: flex; justify-content: space-between; gap: 8px; margin-top: 16px; padding-top: 12px; border-top: 1px dashed var(--line); flex-wrap: wrap; }
@media (max-width: 600px) { .pasos-nav button { flex: 1 1 100%; } }

/* Etiquetas de «ítems» y «pts/ítem»: en pantallas anchas las pone la cabecera de la lista. */
.num-l > span { display: none; }
.item textarea { resize: vertical; overflow: hidden; }

@media (max-width: 640px) {
  body { font-size: 16px; }
  main, .top, .pasos-nav { padding-left: 8px; padding-right: 8px; }
  .card { padding: 12px; border-radius: 8px; margin-bottom: 12px; }
  input, select, textarea { font-size: 16px; } /* evita el zoom automático del móvil al escribir */

  /* Lista de apartados: nombre arriba, ítems y puntos debajo */
  .tema { grid-template-columns: 28px 1fr 1fr; row-gap: 6px; }
  .tema .nom { grid-column: 2 / -1; }
  .tema .num-l { grid-column: auto; flex-direction: row; align-items: center; gap: 8px; }
  .tema .num-l:nth-of-type(1) { grid-column: 2; }
  .num-l > span { display: inline; font-size: 12px; color: var(--mut); }
  .tema .extra { grid-column: 2 / -1; }
  #temas .cols { display: none; }
  #temas.sin-puntos .tema { grid-template-columns: 28px 1fr; }
  #temas.sin-puntos .tema .num-l:nth-of-type(1) { grid-column: 2; }

  /* Editor: la frase y la respuesta ocupan todo el ancho; puntos y botones van debajo */
  .sec-card { padding: 8px; margin: 10px -4px; }
  .item { grid-template-columns: 22px 1fr; row-gap: 6px; column-gap: 6px; }
  .item .num { padding-top: 6px; }
  .item .ptsl { grid-column: 2; flex-direction: row; align-items: center; gap: 8px; }
  .item .pts-item { width: 90px; }
  .item .tools { grid-column: 2; }
  .item .tools button, .sec-tools button { padding: 6px 12px; }

  /* La barra de descargas no tapa media pantalla */
  .barra { position: static; margin: 0 0 12px; padding: 8px 0; }
  .barra .acciones { gap: 6px; }
  .barra button { padding: 8px 10px; font-size: 14px; }
  .nav-pie button { flex: 1 1 100%; justify-content: center; }
}

@media (max-width: 640px) {
  .sec-head { grid-template-columns: 30px 1fr 96px; }
  .sec-head label:nth-of-type(1) { grid-column: 2 / -1; }
  .sec-head label:nth-of-type(2) { grid-column: 1 / 3; }
  .sec-head label:nth-of-type(3) { grid-column: 3; }
  .num-l > span { white-space: nowrap; }
  .num-l input { min-width: 0; flex: 1; }
}

/* Casillas «Sin títulos de apartado»: la casilla a su tamaño, pegada al texto */
label.chk { display: flex; flex-direction: row; align-items: center; justify-content: flex-start; gap: 8px; }
label.chk input[type=checkbox] { width: 18px; height: 18px; flex: none; margin: 0; padding: 0; }