:root {
  --bg: #f4efe4;
  --sheet: #fbf8f1;
  --ink: #1b1a17;
  --muted: #6b6457;
  --rule: #d6cdbb;
  --accent: #b3261e;
  --def: #b3261e;
  --ind: #1f4fa3;
  --ind-bg: rgba(31, 79, 163, .07);
  --mat: #2e7d4f;
  --mat-bg: rgba(46, 125, 79, .10);
  --cell: #ffffff;
  --serif: "Libre Caslon Text", Georgia, serif;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease: cubic-bezier(.2, .8, .2, 1);
  --tono-2: rgba(27, 26, 23, .1);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12110f;
    --sheet: #1b1a17;
    --ink: #ede3c9;
    --muted: #a0967f;
    --rule: #38352f;
    --accent: #ef6b5f;
    --def: #ef6b5f;
    --ind: #86a9ec;
    --ind-bg: rgba(134, 169, 236, .10);
    --mat: #6cc28f;
    --mat-bg: rgba(108, 194, 143, .12);
    --cell: #23221e;
    --tono-2: rgba(236, 230, 216, .11);
  }
}
:root[data-theme="dark"] {
  --bg: #12110f;
  --sheet: #1b1a17;
  --ink: #ede3c9;
  --muted: #a0967f;
  --rule: #38352f;
  --accent: #ef6b5f;
  --def: #ef6b5f;
  --ind: #86a9ec;
  --ind-bg: rgba(134, 169, 236, .10);
  --mat: #6cc28f;
  --mat-bg: rgba(108, 194, 143, .12);
  --cell: #23221e;
  --tono-2: rgba(236, 230, 216, .11);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 var(--sans);
}
button { font: inherit; color: inherit; cursor: pointer; }

/* --- Cabecera tipo periódico --- */
.masthead {
  max-width: 760px; margin: 0 auto; padding: 24px 16px 0;
  border-bottom: 3px double var(--ink);
}
.masthead-row {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px;
}
.edition { font: 12px var(--mono); color: var(--muted); }
.brand {
  margin: 0; font: 700 clamp(34px, 7vw, 48px)/1 var(--serif); letter-spacing: -.01em;
}
.tools { justify-self: end; display: flex; gap: 6px; }
.tool {
  background: none; border: 1px solid var(--rule); padding: 4px 10px;
  font-size: 13px; border-radius: 2px;
}
.tool:hover { border-color: var(--ink); }
/* «Iniciar sesión»: lo único en tinta de la cabecera. */
.tool.btn-sesion { background: var(--ink); color: var(--sheet); border-color: var(--ink); font-weight: 600; padding: 5px 14px; }
.tool.btn-sesion:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

/* Cerrar diálogos: una cruz fina en un círculo que aparece al pasar. */
.cerrar-dlg {
  width: 34px; height: 34px; flex: none; display: grid; place-items: center; padding: 0;
  background: none; border: 0; border-radius: 50%; color: var(--muted);
  transition: background .15s, color .15s, transform .2s var(--ease);
}
.cerrar-dlg:hover { background: var(--tono-2); color: var(--ink); transform: rotate(90deg); }
.cerrar-dlg:focus-visible { outline: 2px solid var(--ink); outline-offset: 1px; }
.ico-cerrar { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.tagline {
  text-align: center; margin: 8px 0 20px;
  font: italic 14px var(--serif); color: var(--muted);
}

.page { max-width: 760px; margin: 0 auto; padding: 24px 16px 48px; }

/* --- Ficha del críptico --- */
.sheet {
  background: var(--sheet); border: 1px solid var(--rule);
  padding: 22px clamp(16px, 4vw, 36px) 28px;
}
.facts {
  display: flex; gap: 28px; flex-wrap: wrap; margin: 0 0 18px;
  padding-bottom: 12px; border-bottom: 1px solid var(--rule);
}
.facts .dif { font-weight: 600; font-size: 15px; }
/* Dificultad: cinco barras crecientes y su nombre. */
.dif { display: inline-flex; align-items: center; gap: 10px; }
.dif-barras { display: inline-flex; align-items: flex-end; gap: 3px; height: 14px; }
.dif-barras i { width: 5px; background: var(--rule); border-radius: 1px; }
.dif-barras i:nth-child(1) { height: 6px; } .dif-barras i:nth-child(2) { height: 8px; }
.dif-barras i:nth-child(3) { height: 10px; } .dif-barras i:nth-child(4) { height: 12px; }
.dif-barras i:nth-child(5) { height: 14px; }
.dif-barras i.on { background: var(--ink); }
.dif-texto { font-weight: 600; font-size: 15px; }

/* --- Enunciado --- */
.clue {
  font: 400 clamp(24px, 4.6vw, 32px)/1.6 var(--serif);
  margin: 4px 0 26px;
}
.clue .enum { font: 16px var(--mono); color: var(--muted); margin-left: 8px; white-space: nowrap; }
.clue .seg { transition: background .2s, outline-color .2s, text-decoration-color .2s; }

/* Cada pista activa una clase en el contenedor del enunciado. */
.show-definicion .seg[data-rol="definicion"],
.show-all .seg[data-rol="definicion"],
.s-def {
  text-decoration: underline solid var(--def);
  text-decoration-thickness: 2px; text-underline-offset: 6px;
}
.show-indicador .seg[data-rol="indicador"],
.show-all .seg[data-rol="indicador"],
.s-ind {
  outline: 1.5px solid var(--ind); outline-offset: 1px;
  background: var(--ind-bg); border-radius: 2px;
}
.show-material .seg[data-rol="material"],
.show-all .seg[data-rol="material"],
.s-mat {
  background: var(--mat-bg);
  text-decoration: underline dotted var(--mat);
  text-decoration-thickness: 2.5px; text-underline-offset: 6px;
}

/* --- Casillas estilo crucigrama --- */
.grid { display: flex; flex-wrap: wrap; gap: 14px 0; cursor: text; }
.grid .gap { width: 18px; }
.cell {
  width: 60px; height: 60px; margin-left: -2px;
  display: grid; place-items: center; position: relative;
  font: 600 27px var(--serif); text-transform: uppercase;
  background: var(--cell); border: 2px solid var(--ink);
  transition: background .2s, color .2s;
}
.grid .cell:first-child, .grid .gap + .cell { margin-left: 0; }
/* La letra recién escrita entra con un pequeño golpe; la casilla activa lleva un cursor que parpadea. */
.cell.nueva { animation: letra .18s var(--ease); }
@keyframes letra { from { transform: scale(.82); } }
.cell.active { background: color-mix(in srgb, var(--accent) 12%, var(--cell)); }
.cell.active::after {
  content: ""; position: absolute; left: 12px; right: 12px; bottom: 8px; height: 3px;
  background: var(--accent); animation: cursor 1.1s steps(1) infinite;
}
@keyframes cursor { 50% { opacity: 0; } }
/* Al acertar, las casillas se dan la vuelta una tras otra. */
.grid.ok .cell { background: var(--ink); color: var(--sheet); animation: girar .5s var(--ease) backwards; }
.grid.ok .cell:nth-child(2) { animation-delay: .05s; } .grid.ok .cell:nth-child(3) { animation-delay: .1s; }
.grid.ok .cell:nth-child(4) { animation-delay: .15s; } .grid.ok .cell:nth-child(5) { animation-delay: .2s; }
.grid.ok .cell:nth-child(6) { animation-delay: .25s; } .grid.ok .cell:nth-child(7) { animation-delay: .3s; }
.grid.ok .cell:nth-child(n+8) { animation-delay: .35s; }
@keyframes girar { from { transform: rotateX(90deg); } }
.grid.revealed .cell { color: var(--muted); background: var(--tono-2); border-color: var(--muted); }
.grid.shake { animation: shake .4s; }
@keyframes shake {
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}
@media (max-width: 480px) {
  .cell { width: 46px; height: 46px; font-size: 21px; }
  .cell.active::after { left: 9px; right: 9px; bottom: 6px; }
}

/* Input real, invisible: recoge el teclado (también en móvil). */
.answer-input { position: absolute; opacity: 0; pointer-events: none; width: 1px; height: 1px; }
.feedback { min-height: 24px; margin: 10px 0 6px; font-size: 14px; color: var(--muted); }
.feedback.bad { color: var(--accent); }

/* --- Botones --- */
.actions { display: flex; gap: 10px; flex-wrap: wrap; }
.btn { border-radius: 2px; padding: 10px 20px; font-weight: 600; border: 2px solid var(--ink); background: none; }
.btn-ink { background: var(--ink); color: var(--sheet); }
.btn-ink:hover { background: var(--accent); border-color: var(--accent); }
.btn-line:hover { background: var(--bg); }
.btn-small { padding: 4px 10px; font-size: 13px; font-weight: 500; border-width: 1px; border-color: var(--rule); }
.btn-small:hover:not(:disabled) { border-color: var(--ink); }
.btn:disabled { opacity: .4; cursor: default; }
.btn-comprobar { display: inline-flex; align-items: center; gap: 10px; }
.btn-comprobar .flecha {
  width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2.2;
  stroke-linecap: round; stroke-linejoin: round; transition: transform .2s cubic-bezier(.2, .8, .2, 1);
}
.btn-comprobar:hover:not(:disabled) .flecha { transform: translateX(4px); }
.btn-block { width: 100%; justify-content: center; }
.btn-peligro { border-color: var(--accent); color: var(--accent); }
.btn-peligro:hover:not(:disabled) { background: var(--accent); color: var(--sheet); }
.btn.cargando { opacity: .6; cursor: progress; }
.enlace { background: none; border: 0; padding: 0; color: inherit; font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.enlace:hover { color: var(--accent); }

/* Intentos: cinco puntos que se vacían con cada fallo. */
.intentos { margin-left: auto; display: inline-flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted); }
.intentos-puntos { display: inline-flex; gap: 5px; }
.intentos-puntos i { width: 9px; height: 9px; border-radius: 50%; background: var(--ink); transition: background .3s, transform .3s var(--ease); }
.intentos-puntos i.gastado { background: transparent; box-shadow: inset 0 0 0 1.5px var(--rule); transform: scale(.85); }
.intentos.ultimo { color: var(--accent); font-weight: 600; }
.intentos.ultimo .intentos-puntos i:not(.gastado) { background: var(--accent); animation: latido 1.6s ease-in-out infinite; }
@keyframes latido { 50% { transform: scale(1.25); } }
.intentos-texto { font-variant-numeric: tabular-nums; min-width: 6.5em; }

/* --- Pistas --- */
.hintbox { margin-top: 30px; border-top: 1px solid var(--rule); padding-top: 16px; }
.hintbox h2 { font: 600 15px var(--sans); margin: 0 0 12px; }
.hintbox h2 span { font-weight: 400; color: var(--muted); font-size: 13px; }
.hint-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.hint {
  text-align: left; background: none; border: 1px solid var(--rule); border-radius: 2px;
  padding: 10px 12px; display: grid; gap: 2px;
}
.hint:hover:not(:disabled) { border-color: var(--ink); }
.hint-sample { justify-self: start; font: 15px var(--serif); margin-bottom: 4px; }
.hint-name { font-weight: 600; font-size: 14px; }
.hint-desc { font-size: 12.5px; color: var(--muted); line-height: 1.35; }
.hint.used { background: var(--bg); }
.hint.used .hint-name::after { content: " ✓"; color: var(--muted); }
.hint:disabled { cursor: default; }
@media (max-width: 560px) { .hint-list { grid-template-columns: 1fr; } }

/* --- Solución --- */
.solution { margin-top: 30px; border-top: 3px double var(--ink); padding-top: 22px; position: relative; }
.solution:not([hidden]) > * { animation: subir .5s var(--ease) backwards; }
.solution > :nth-child(2) { animation-delay: .06s; } .solution > :nth-child(3) { animation-delay: .12s; }
.solution > :nth-child(4) { animation-delay: .18s; } .solution > :nth-child(n+5) { animation-delay: .24s; }
.solution:not([hidden]) > .stamp { animation: sello .45s var(--ease) .3s backwards; }
@keyframes subir { from { opacity: 0; transform: translateY(18px); } }
@keyframes sello { from { opacity: 0; transform: rotate(-7deg) scale(1.6); } }
.stamp {
  position: absolute; right: 0; top: 18px; transform: rotate(-7deg);
  border: 2.5px solid var(--accent); color: var(--accent); padding: 3px 10px;
  font: 600 13px var(--mono); letter-spacing: .14em; text-transform: uppercase;
}
.stamp.revealed { border-color: var(--muted); color: var(--muted); }
.solution-word { margin: 0; font: 700 34px var(--serif); letter-spacing: .06em; }
.solution-sub { margin: 2px 0 18px; font-size: 14px; color: var(--muted); }
.rule-title {
  font: 11px var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted);
  margin: 0 0 6px;
}
.clue-sm { font-size: 21px; margin: 0 0 16px; }
.breakdown { margin: 0; display: grid; gap: 6px; }
.breakdown div { display: grid; grid-template-columns: 130px 1fr; gap: 10px; align-items: baseline; }
.breakdown dt { font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.breakdown dd { margin: 0; font: 16px var(--serif); }
.key { width: 14px; height: 10px; display: inline-block; flex: none; }
.k-def { border-bottom: 2px solid var(--def); }
.k-ind { border: 1.5px solid var(--ind); background: var(--ind-bg); }
.k-mat { border-bottom: 2.5px dotted var(--mat); background: var(--mat-bg); }
.explain-text { margin: 18px 0 0; padding: 12px 14px; background: var(--bg); border-left: 3px solid var(--ink); }

.explain-text:empty { display: none; }
.despues { margin-top: 18px; display: grid; gap: 10px; }
.despues:not(:has(> :not([hidden]))) { display: none; }
.proximo { margin: 0; font-size: 14px; color: var(--muted); }
.voto { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 14px; }
.voto-q { margin-right: 4px; }
.voto .btn-small.elegido { border-color: var(--ink); background: var(--bg); opacity: 1; }
.voto.hecho .btn-small:not(.elegido) { display: none; }

/* --- Avisos sobre la hoja: el de la web, días sin críptico y lo que solo ve quien tiene sesión --- */
.franjas { display: grid; gap: 8px; margin-bottom: 16px; }
.franjas:empty { display: none; }
.franja {
  margin: 0; padding: 10px 14px; font-size: 14px;
  background: var(--sheet); border: 1px solid var(--rule); border-left: 3px solid var(--ink);
}
.franja a { color: inherit; font-weight: 600; }
.franja.destacado { border-left-color: var(--accent); font-weight: 500; }
.franja.archivo { border-left-color: var(--muted); color: var(--muted); }
.franja.admin { border-left-color: var(--ind); font: 12.5px/1.5 var(--mono); color: var(--muted); }
.franja.admin.alerta { border-left-color: var(--accent); color: var(--accent); }

/* --- Explicación de cada pieza al pasar por encima --- */
.clue .seg[tabindex] { cursor: help; }
.clue .seg[tabindex]:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
.clue .seg.nota-activa { background-color: color-mix(in srgb, var(--ink) 6%, transparent); }
.nota-tip {
  position: absolute; z-index: 50; max-width: min(300px, calc(100vw - 24px)); padding: 9px 12px 10px;
  background: var(--ink); color: var(--sheet); border-radius: 4px; pointer-events: none;
  font: 13.5px/1.45 var(--sans); box-shadow: 0 6px 24px rgba(0, 0, 0, .18);
  opacity: 0; translate: 0 4px; transition: opacity .14s ease-out, translate .14s ease-out;
}
.nota-tip.abajo { translate: 0 -4px; }
.nota-tip.on { opacity: 1; translate: 0 0; }
.nota-tip::after {
  content: ""; position: absolute; left: var(--flecha, 50%); top: 100%; translate: -50% 0;
  border: 6px solid transparent; border-top-color: var(--ink);
}
.nota-tip.abajo::after { top: auto; bottom: 100%; border-top-color: transparent; border-bottom-color: var(--ink); }
.nota-rol { display: block; margin-bottom: 2px; font: 600 10.5px var(--mono); text-transform: uppercase; letter-spacing: .1em; opacity: .7; }
.nota-tip[data-rol="definicion"] .nota-rol { color: color-mix(in srgb, var(--def) 55%, var(--sheet)); opacity: 1; }
.nota-tip[data-rol="indicador"] .nota-rol { color: color-mix(in srgb, var(--ind) 45%, var(--sheet)); opacity: 1; }
.nota-tip[data-rol="material"] .nota-rol { color: color-mix(in srgb, var(--mat) 50%, var(--sheet)); opacity: 1; }
@media (prefers-reduced-motion: reduce) { .nota-tip { transition: none; } }

/* --- Cuenta: botón de la cabecera y diálogo --- */
.tool-cuenta { text-decoration: none; color: inherit; }
.yo { display: inline-flex; align-items: center; gap: 7px; padding-left: 4px; max-width: 160px; }
.yo .inicial {
  width: 20px; height: 20px; flex: none; display: grid; place-items: center; border-radius: 50%;
  background: var(--ink); color: var(--sheet); font: 700 11px var(--sans);
}
.yo-nombre { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.yo[aria-current="page"] { border-color: var(--ink); }
@media (max-width: 560px) { .yo-nombre { display: none; } .yo { padding-right: 4px; } }

.dlg-cuenta {
  width: min(400px, calc(100vw - 32px)); padding: 0; border: 0; border-top: 3px double var(--ink);
  background: var(--sheet); color: var(--ink);
}
.dlg-cuenta::backdrop { background: rgba(0, 0, 0, .45); }
.cuenta-form { display: grid; gap: 14px; padding: 24px 28px 28px; }
.cuenta-head { display: flex; justify-content: space-between; align-items: center; }
.cuenta-head h2 { margin: 0; font: 700 26px var(--serif); }
.cuenta-motivo { margin: 0; font-size: 14px; padding: 8px 12px; background: var(--bg); border-left: 3px solid var(--accent); }
/* Dos pestañas de la misma anchura, cada una con su texto centrado: se leen como dos. */
.cuenta-modos { display: flex; border-bottom: 1px solid var(--rule); }
.cuenta-modos button {
  flex: 1; background: none; border: 0; padding: 7px 0 10px; margin-bottom: -1px; color: var(--muted);
  font: 500 13px var(--mono); text-transform: uppercase; letter-spacing: .04em; word-spacing: -.15em;
  border-bottom: 3px solid transparent; transition: color .15s;
}
.cuenta-modos button:hover { color: var(--ink); }
.cuenta-modos button[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); }
.campo-c { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.campo-c > span { display: flex; align-items: baseline; gap: 6px; }
.campo-c small { font-size: 12px; }
.campo-c input {
  font: inherit; font-size: 16px; color: var(--ink); background: var(--bg);
  border: 1px solid var(--rule); border-radius: 2px; padding: 9px 12px;
}
.campo-c input:focus-visible, .cuenta-modos button:focus-visible { outline: 2px solid var(--ink); outline-offset: 1px; }
.cuenta-error { margin: 0; font-size: 13px; color: var(--accent); }
.cuenta-error:empty { display: none; }
.cuenta-error.bien { color: var(--mat); }

/* --- Perfil --- */
.perfil { background: var(--sheet); border: 1px solid var(--rule); padding: 26px clamp(16px, 4vw, 36px) 32px; display: grid; gap: 28px; }
.perfil-vacio { text-align: center; padding: 24px 0; }
.perfil-vacio h2 { margin: 0 0 8px; font: 700 28px var(--serif); }
.perfil-vacio p { color: var(--muted); max-width: 44ch; margin: 0 auto 18px; }
.perfil-head { display: flex; align-items: center; gap: 16px; }
.perfil-inicial {
  width: 56px; height: 56px; flex: none; display: grid; place-items: center; border-radius: 50%;
  background: var(--ink); color: var(--sheet); font: 700 26px var(--serif);
}
.perfil-quien h2 { margin: 0; font: 700 30px/1.1 var(--serif); }
.perfil-quien p { margin: 4px 0 0; font-size: 13px; color: var(--muted); overflow-wrap: anywhere; }
.cifras { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--rule); }
.cifra { display: grid; gap: 2px; align-content: start; padding: 14px 16px 16px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.cifra-valor { font: 700 34px/1.1 var(--serif); font-variant-numeric: tabular-nums; }
.cifra-etiqueta { font: 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.cifra-nota { font-size: 12.5px; color: var(--muted); }
@media (max-width: 560px) { .cifras { grid-template-columns: repeat(2, 1fr); } .cifra-valor { font-size: 28px; } }
.perfil-bloque h3 {
  margin: 0 0 12px; padding-bottom: 6px; border-bottom: 1px solid var(--ink);
  font: 11px var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted);
}
.perfil-rejilla { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 640px) { .perfil-rejilla { grid-template-columns: 1fr; } }
.dist { display: grid; gap: 6px; }
.dist-fila { display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: center; }
.dist-etiqueta { font: 600 13px var(--mono); color: var(--muted); text-align: center; }
.dist-pista { display: block; }
.barra {
  display: flex; justify-content: flex-end; align-items: center; width: var(--p); min-width: 22px; height: 22px;
  padding: 0 7px; box-sizing: border-box; background: var(--ink); color: var(--sheet); font: 600 12px var(--mono);
}
.barra.fallo { background: var(--rule); color: var(--ink); }
.barra.cero { background: none; color: var(--muted); justify-content: flex-start; }
.recientes { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; }
.reciente {
  aspect-ratio: 1; display: grid; place-items: center; border: 1px solid var(--rule);
  font: 600 13px var(--mono); color: var(--muted);
}
.reciente.resuelto { background: var(--ink); border-color: var(--ink); color: var(--sheet); }
.reciente.fallado { background: repeating-linear-gradient(-45deg, var(--sheet) 0 5px, var(--rule) 5px 6px); color: var(--ink); }
.reciente.empezado { box-shadow: inset 0 -4px 0 var(--muted); color: var(--ink); }
.reciente.hoy { outline: 2px solid var(--accent); outline-offset: 1px; }
.leyenda { display: flex; flex-wrap: wrap; gap: 12px; margin: 10px 0 0; font-size: 12px; color: var(--muted); }
.ley::before { content: ""; display: inline-block; width: 10px; height: 10px; margin-right: 5px; vertical-align: -1px; border: 1px solid var(--rule); }
.ley.resuelto::before { background: var(--ink); border-color: var(--ink); }
.ley.fallado::before { background: repeating-linear-gradient(-45deg, var(--sheet) 0 2px, var(--muted) 2px 3px); }
.ley.empezado::before { box-shadow: inset 0 -3px 0 var(--muted); }
.pistas-uso { display: flex; gap: 32px; margin: 0; flex-wrap: wrap; }
.pistas-uso div { display: flex; align-items: baseline; gap: 10px; }
.pistas-uso dt { font: 16px var(--serif); }
.pistas-uso dd { margin: 0; font: 700 20px var(--serif); font-variant-numeric: tabular-nums; }
.ajustes-cuenta { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 28px; }
@media (max-width: 640px) { .ajustes-cuenta { grid-template-columns: 1fr; } }
.ajuste { display: grid; gap: 10px; align-content: start; }
.ajuste .btn { justify-self: start; }
.cuenta-pie { display: flex; gap: 16px; align-items: flex-start; flex-wrap: wrap; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--rule); }
.zona-borrar { margin-left: auto; font-size: 14px; }
.zona-borrar summary { cursor: pointer; color: var(--accent); padding: 10px 0; }
.zona-borrar[open] { flex-basis: 100%; margin-left: 0; }
.zona-borrar .ajuste { max-width: 360px; }

/* Día sin críptico: solo queda el mensaje. */
.sheet.vacia .facts, .sheet.vacia .grid, .sheet.vacia .feedback, .sheet.vacia .actions,
.sheet.vacia .hintbox, .sheet.vacia .answer-input { display: none; }
.sheet.vacia .clue { margin: 8px 0; color: var(--muted); font-style: italic; }

/* --- Depuración y días anteriores --- */
.debug {
  margin-top: 18px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
  font-size: 13px; color: var(--muted);
}
.depuracion { display: inline-flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.debug-label { font: 11px var(--mono); text-transform: uppercase; letter-spacing: .1em; margin-right: 4px; }
.pager { margin-left: auto; display: inline-flex; gap: 6px; align-items: center; }
.nav-pos {
  background: none; border: 0; padding: 4px 6px; font-size: 13px; color: var(--muted);
  font-variant-numeric: tabular-nums; text-decoration: underline; text-underline-offset: 3px;
}
.nav-pos:hover:not(:disabled) { color: var(--ink); }
.nav-pos:disabled { text-decoration: none; cursor: default; }

/* --- Guía (panel lateral) --- */
.drawer {
  margin: 0 0 0 auto; height: 100vh; max-height: 100vh;
  width: min(520px, 100vw); padding: 0;
  background: var(--sheet); color: var(--ink);
  border: none; border-left: 3px double var(--ink);
}
.drawer::backdrop { background: rgba(0, 0, 0, .45); }
.drawer-head {
  position: sticky; top: 0; z-index: 1; background: var(--sheet);
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; border-bottom: 1px solid var(--rule);
}
.drawer-head h2 { margin: 0; font: 700 22px var(--serif); }
.drawer-head form { margin: 0; }
.drawer-sec { padding: 4px 20px 12px; }
.drawer-sec h3 { font: 700 17px var(--serif); margin: 14px 0 8px; }
.anatomy { padding-left: 18px; }
.anatomy li { margin-bottom: 6px; }
.muted { color: var(--muted); font-size: 14px; }

.type { border-bottom: 1px solid var(--rule); }
.type summary {
  cursor: pointer; padding: 10px 0; display: flex; justify-content: space-between; gap: 10px;
  font-weight: 600; list-style: none;
}
.type summary::-webkit-details-marker { display: none; }
.type summary::before { content: "+"; font-family: var(--mono); color: var(--muted); width: 14px; }
.type[open] summary::before { content: "−"; }
.type summary .name { flex: 1; }
.type summary .count { font: 12px var(--mono); color: var(--muted); font-weight: 400; }
.type .body { padding: 0 0 14px 24px; font-size: 14px; }
.type .body p { margin: 0 0 6px; }
.type .example { font: 13px var(--mono); color: var(--muted); margin-bottom: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font: 13px var(--serif); padding: 1px 8px; border-radius: 2px;
  outline: 1px solid var(--ind); background: var(--ind-bg);
}
.abbr { width: 100%; border-collapse: collapse; font-size: 14px; }
.abbr td { padding: 6px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.abbr td:last-child { font-family: var(--mono); font-size: 13px; padding-left: 12px; }

/* --- Modos: «Hoy» y «Archivo» --- */
/* Pestañas: un solo subrayado (.modo-marca) que se desliza hasta la elegida, separado del filete doble. */
.modos { position: relative; display: flex; justify-content: center; gap: 28px; margin: -2px 0 7px; }
.modo {
  padding: 4px 2px 8px; color: var(--muted); text-decoration: none;
  font: 500 13px var(--mono); text-transform: uppercase; letter-spacing: .12em;
  transition: color .2s;
}
.modo:hover { color: var(--ink); }
.modo[aria-current="page"] { color: var(--ink); }
.modo-marca {
  position: absolute; left: 0; bottom: 0; height: 3px; background: var(--accent);
  transition: transform .35s var(--ease), width .35s var(--ease);
}
.modo-marca.sin-transicion { transition: none; }

/* --- Archivo --- */
.archivo { background: var(--sheet); border: 1px solid var(--rule); padding: 22px clamp(16px, 4vw, 36px) 28px; }
.archivo-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.archivo-head h2 { margin: 0; font: 700 26px var(--serif); }
.archivo-resumen { margin: 0; font: 12px var(--mono); color: var(--muted); }
.mes h3 {
  margin: 26px 0 4px; padding-bottom: 6px; border-bottom: 1px solid var(--ink);
  font: 11px var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--muted);
}
.dias { list-style: none; margin: 0; padding: 0; }
.dia {
  display: grid; grid-template-columns: 76px 64px 1fr auto 128px; gap: 12px; align-items: baseline;
  padding: 11px 6px; border-bottom: 1px solid var(--rule); color: inherit; text-decoration: none;
}
.dia:hover { background: var(--bg); }
.dia-fecha { font: 600 16px var(--serif); text-transform: capitalize; }
.dia-num { font: 12px var(--mono); color: var(--muted); }
.dia-letras { font: 13px var(--mono); color: var(--muted); }
.dia-dif { font-size: 13px; }
.dia-estado { justify-self: end; font-size: 13px; color: var(--muted); }
.dia.resuelto .dia-estado { color: var(--ink); font-weight: 600; }
.dia.resuelto .dia-estado::before { content: "✓ "; color: var(--mat); }
.dia.revelado .dia-estado { font-style: italic; }
.dia.empezado .dia-estado::before { content: "◐ "; }
@media (max-width: 560px) {
  .dia { grid-template-columns: 64px 1fr auto; row-gap: 2px; }
  .dia-num { grid-column: 1; grid-row: 2; }
  .dia-letras { grid-column: 2; grid-row: 1; }
  .dia-dif { grid-column: 3; grid-row: 1; justify-self: end; }
  .dia-estado { grid-column: 2 / 4; grid-row: 2; }
}

@media (prefers-reduced-motion: reduce) {
  .modo-marca { transition: none; }
  .cell, .cell::after, .grid, .solution > *, .intentos-puntos i { animation: none !important; transition: none !important; }
}

/* --- Pie: «Cómo jugar» y la firma --- */
.pie {
  max-width: 760px; margin: 0 auto; padding: 14px 16px 40px;
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  border-top: 3px double var(--ink);
}
.pie-ayuda {
  display: inline-flex; align-items: center; gap: 9px; padding: 6px 12px 6px 6px;
  background: none; border: 1px solid var(--rule); border-radius: 999px; font-size: 14px; font-weight: 500;
  transition: border-color .15s;
}
.pie-ayuda:hover { border-color: var(--ink); }
.pie-q {
  width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%;
  background: var(--ink); color: var(--sheet); font: 700 14px var(--serif);
}
.pie-firma { margin: 0; font: italic 14px var(--serif); color: var(--muted); }