/* ============================================================
   PROTOCOLO STARK  --  Estilos
   Pensado para movil primero. Si algo se ve raro en el movil,
   es aqui donde se arregla.
   ============================================================ */

:root {
  --fondo:      #05080d;
  --panel:      #0d151f;
  --borde:      #1d3143;
  --cian:       #22d3ee;
  --cian-flojo: #7dd3fc;
  --oro:        #f59e0b;
  --rojo:       #ef4444;
  --verde:      #22c55e;
  --texto:      #dbeafe;
  --apagado:    #64748b;
  --mono: ui-monospace, "Cascadia Code", "Consolas", "SF Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--fondo);
  color: var(--texto);
  font-family: var(--mono);
  -webkit-text-size-adjust: 100%;
}

/* Rejilla de fondo, tipo HUD */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, .04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 0;
}

body > * { position: relative; z-index: 1; }

h1, h2, h3, h4 { margin: 0; letter-spacing: .06em; }
b { color: var(--cian); }

.envoltorio {
  max-width: 640px;
  margin: 0 auto;
  padding: 16px 14px 48px;
}


/* --- PORTADA Y PANTALLA DE INICIO -------------------------- */

.marca {
  text-align: center;
  padding: 28px 0 18px;
}

.marca .reactor {
  width: 84px;
  height: 84px;
  margin: 0 auto 16px;
  border-radius: 50%;
  border: 3px solid var(--cian);
  box-shadow: 0 0 24px rgba(34, 211, 238, .55), inset 0 0 24px rgba(34, 211, 238, .35);
  display: grid;
  place-items: center;
  animation: latido 2.4s ease-in-out infinite;
}

.marca .reactor::after {
  content: "";
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--cian);
  box-shadow: 0 0 18px var(--cian);
}

@keyframes latido {
  0%, 100% { transform: scale(1);    opacity: 1; }
  50%      { transform: scale(1.06); opacity: .82; }
}

.marca h1 {
  font-size: 1.6rem;
  color: var(--cian);
  text-shadow: 0 0 14px rgba(34, 211, 238, .5);
}

.marca p {
  color: var(--apagado);
  font-size: .85rem;
  margin: 8px 0 0;
}


/* --- ELEGIR PAPEL (portada) -------------------------------- */

.papeles {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.papel {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--panel);
  border: 1px solid var(--borde);
  border-radius: 14px;
  padding: 20px 18px;
  transition: border-color .18s, transform .18s;
}

.papel:active { transform: scale(.98); }
.papel:hover  { border-color: var(--cian); }

.papel .icono { font-size: 2rem; display: block; margin-bottom: 8px; }
.papel h2 { font-size: 1.05rem; color: var(--cian); }
.papel p  { color: var(--apagado); font-size: .84rem; margin: 8px 0 0; line-height: 1.5; }


/* --- FORMULARIO DEL CODIGO --------------------------------- */

form { margin-top: 26px; }

label {
  display: block;
  font-size: .8rem;
  color: var(--apagado);
  margin-bottom: 8px;
  text-align: center;
}

#codigo {
  width: 100%;
  font-family: var(--mono);
  font-size: 2.4rem;
  text-align: center;
  letter-spacing: .3em;
  text-indent: .3em;
  padding: 14px 0;
  color: var(--cian);
  background: var(--panel);
  border: 2px solid var(--borde);
  border-radius: 12px;
  outline: none;
}

#codigo:focus { border-color: var(--cian); }

.boton {
  width: 100%;
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .08em;
  padding: 16px;
  margin-top: 12px;
  border-radius: 12px;
  border: 1px solid var(--borde);
  background: var(--panel);
  color: var(--texto);
  cursor: pointer;
}

.boton:active { transform: scale(.98); }

.boton.principal {
  background: var(--cian);
  border-color: var(--cian);
  color: #04121a;
}

.boton.peligro {
  border-color: var(--rojo);
  color: var(--rojo);
}

.nota {
  margin-top: 22px;
  font-size: .78rem;
  color: var(--apagado);
  line-height: 1.6;
  text-align: center;
}


/* --- BARRA DE ESTADO DURANTE LA PARTIDA -------------------- */

.estado {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  background: rgba(5, 8, 13, .93);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--borde);
}

#reloj {
  font-size: 2rem;
  font-weight: 700;
  color: var(--cian);
  letter-spacing: .05em;
}

#reloj.urgente {
  color: var(--rojo);
  animation: parpadeo .9s steps(2, end) infinite;
}

@keyframes parpadeo { 50% { opacity: .35; } }

.estado-bloque { text-align: center; }

.estado-eti {
  display: block;
  font-size: .6rem;
  color: var(--apagado);
  letter-spacing: .12em;
  margin-bottom: 4px;
}

#serie, #progreso { font-size: 1rem; color: var(--oro); }

#fallos { display: flex; gap: 6px; justify-content: center; }

.fallo-luz {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid var(--borde);
  background: #0c1a25;
}

.fallo-luz.roto {
  background: var(--rojo);
  border-color: var(--rojo);
  box-shadow: 0 0 10px var(--rojo);
}


/* --- PANELES ----------------------------------------------- */

.panel {
  background: var(--panel);
  border: 1px solid var(--borde);
  border-radius: 14px;
  margin-top: 16px;
  overflow: hidden;
}

.panel-cab {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--borde);
  background: #0a1119;
}

.panel-cab h2 { font-size: .82rem; color: var(--cian-flojo); flex: 1; }
.panel-icono { font-size: 1.2rem; }

.panel-luz {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #1e2f3d;
  border: 1px solid var(--borde);
}

.panel.resuelto { border-color: var(--verde); opacity: .62; }
.panel.resuelto .panel-luz { background: var(--verde); box-shadow: 0 0 10px var(--verde); }
.panel.resuelto .panel-cuerpo { pointer-events: none; }

.panel-cuerpo { padding: 16px 14px; }

.pista {
  margin: 14px 0 0;
  font-size: .72rem;
  color: var(--apagado);
  text-align: center;
  line-height: 1.5;
}


/* --- CABLES ------------------------------------------------ */

.cables { display: grid; gap: 10px; }

.cable {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  background: #0a1119;
  border: 1px solid var(--borde);
  border-radius: 10px;
  cursor: pointer;
  font-family: var(--mono);
}

.cable-num {
  width: 26px;
  height: 26px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #142230;
  color: var(--apagado);
  font-size: .8rem;
}

.cable-hilo {
  flex: 1;
  height: 12px;
  border-radius: 6px;
  background: var(--color);
  box-shadow: 0 0 10px color-mix(in srgb, var(--color) 60%, transparent);
}

.cable-voz { font-size: .68rem; color: var(--apagado); letter-spacing: .1em; }

.cable.cortado .cable-hilo {
  background: repeating-linear-gradient(
    90deg, var(--color) 0 8px, transparent 8px 15px);
  box-shadow: none;
  opacity: .5;
}

.cable.acierto { border-color: var(--verde); }


/* --- TECLAS ------------------------------------------------ */

.teclas {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.tecla {
  padding: 18px 8px;
  background: #0a1119;
  border: 1px solid var(--borde);
  border-radius: 12px;
  cursor: pointer;
  font-family: var(--mono);
  color: var(--texto);
}

.tecla-simbolo { display: block; font-size: 2.1rem; line-height: 1.1; }
.tecla-voz { display: block; font-size: .6rem; color: var(--apagado); letter-spacing: .1em; margin-top: 6px; }

.tecla.pulsada {
  border-color: var(--verde);
  background: rgba(34, 197, 94, .12);
  opacity: .55;
}


/* --- FALLO (sirve para cables, teclas y el campo) ---------- */

.fallo {
  border-color: var(--rojo) !important;
  background: rgba(239, 68, 68, .16) !important;
  animation: temblor .3s;
}

@keyframes temblor {
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

body.sacudida { animation: temblor .3s 1; }


/* --- PANTALLA FINAL ---------------------------------------- */

.fin { text-align: center; padding: 60px 20px; }

.fin h1 { font-size: 2rem; margin-bottom: 16px; }
.fin p  { color: var(--apagado); line-height: 1.7; margin: 0 0 26px; }

.fin.victoria h1 { color: var(--verde); text-shadow: 0 0 20px rgba(34, 197, 94, .5); }
.fin.derrota  h1 { color: var(--rojo);  text-shadow: 0 0 20px rgba(239, 68, 68, .5); }


/* --- MANUAL ------------------------------------------------ */

.manual-seccion {
  background: var(--panel);
  border: 1px solid var(--borde);
  border-radius: 14px;
  padding: 18px 16px;
  margin-top: 18px;
}

.manual-seccion > h2 {
  font-size: .95rem;
  color: var(--oro);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--borde);
  margin-bottom: 14px;
}

.manual-seccion h3 {
  font-size: .8rem;
  color: var(--cian);
  margin: 20px 0 8px;
}

.aviso {
  font-size: .8rem;
  line-height: 1.6;
  color: var(--texto);
  background: rgba(245, 158, 11, .08);
  border-left: 3px solid var(--oro);
  padding: 10px 12px;
  margin: 0 0 6px;
}

.reglas { margin: 0; padding-left: 22px; }

.reglas li {
  font-size: .82rem;
  line-height: 1.65;
  margin-bottom: 8px;
  color: var(--texto);
}

.columnas-manual {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 14px;
}

.columna-manual {
  background: #0a1119;
  border: 1px solid var(--borde);
  border-radius: 10px;
  padding: 10px 6px;
}

.columna-manual h4 {
  font-size: .6rem;
  color: var(--apagado);
  text-align: center;
  margin-bottom: 8px;
  letter-spacing: .08em;
}

.columna-manual ol { margin: 0; padding: 0; list-style: none; }

.columna-manual li {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px 0;
  border-top: 1px solid rgba(29, 49, 67, .55);
}

.columna-manual li:first-child { border-top: 0; }
.sim { font-size: 1.3rem; line-height: 1.2; }
.sim-voz { font-size: .48rem; color: var(--apagado); letter-spacing: .04em; }


/* --- ENLACES DE NAVEGACION --------------------------------- */

.volver {
  display: inline-block;
  margin-top: 26px;
  font-size: .78rem;
  color: var(--apagado);
  text-decoration: none;
  border-bottom: 1px dashed var(--borde);
}

.volver:hover { color: var(--cian); }


/* --- ACCESOS PEQUENOS DE LA PORTADA ------------------------ */

.extras {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}

.extra {
  display: block;
  text-align: center;
  text-decoration: none;
  color: inherit;
  background: #0a1119;
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 14px 10px;
}

.extra:hover { border-color: var(--cian); }
.extra:active { transform: scale(.98); }
.extra-icono  { display: block; font-size: 1.4rem; }
.extra-nombre { display: block; font-size: .74rem; color: var(--cian); margin-top: 6px; letter-spacing: .1em; }
.extra-ayuda  { display: block; font-size: .62rem; color: var(--apagado); margin-top: 4px; line-height: 1.4; }


/* --- AJUSTES ----------------------------------------------- */

.ajuste {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--panel);
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 12px 14px;
  margin-top: 10px;
}

.ajuste-texto { flex: 1; min-width: 0; }

.ajuste-titulo {
  display: block;
  font-size: .78rem;
  color: var(--cian-flojo);
  letter-spacing: .06em;
}

.ajuste-ayuda {
  display: block;
  font-size: .66rem;
  color: var(--apagado);
  margin-top: 4px;
  line-height: 1.45;
}

.ajuste-mando { display: flex; align-items: center; gap: 6px; flex: none; }

.mando {
  width: 44px;
  height: 44px;
  flex: none;
  font-family: var(--mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--cian);
  background: #0a1119;
  border: 1px solid var(--borde);
  border-radius: 10px;
  cursor: pointer;
}

.mando:active { transform: scale(.94); }

.mando.tope {
  border-color: var(--rojo);
  color: var(--rojo);
  animation: temblor .3s;
}

.ajuste-valor {
  min-width: 46px;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--oro);
}

.modulo-fila {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 12px;
  margin-top: 8px;
  background: #0a1119;
  border: 1px solid var(--borde);
  border-radius: 10px;
  cursor: pointer;
  font-family: var(--mono);
  color: var(--apagado);
  opacity: .5;
}

.modulo-fila.encendido { opacity: 1; color: var(--texto); border-color: var(--verde); }
.modulo-icono  { font-size: 1.1rem; }
.modulo-nombre { flex: 1; text-align: left; font-size: .74rem; letter-spacing: .06em; }

.modulo-luz {
  width: 10px; height: 10px; flex: none;
  border-radius: 50%;
  background: #1e2f3d;
  border: 1px solid var(--borde);
}

.modulo-fila.encendido .modulo-luz {
  background: var(--verde);
  box-shadow: 0 0 8px var(--verde);
}


/* --- CAMPOS DE ESCRIBIR ------------------------------------ */

.campo-eti {
  display: block;
  text-align: left;
  font-size: .62rem;
  color: var(--apagado);
  letter-spacing: .12em;
  margin: 14px 0 6px;
}

.campo {
  width: 100%;
  font-family: var(--mono);
  font-size: .88rem;
  line-height: 1.55;
  padding: 11px 12px;
  color: var(--texto);
  background: #0a1119;
  border: 1px solid var(--borde);
  border-radius: 10px;
  outline: none;
  resize: vertical;
}

.campo:focus { border-color: var(--cian); }
.campo::placeholder { color: #3f5568; }


/* --- CUADERNO DE IDEAS ------------------------------------- */

.lista-titulo {
  font-size: .8rem;
  color: var(--oro);
  margin: 28px 0 4px;
  letter-spacing: .1em;
}

.idea {
  background: var(--panel);
  border: 1px solid var(--borde);
  border-left: 3px solid var(--apagado);
  border-radius: 12px;
  padding: 14px;
  margin-top: 12px;
}

.idea.estado-idea     { border-left-color: var(--oro); }
.idea.estado-haciendo { border-left-color: var(--cian); }
.idea.estado-hecho    { border-left-color: var(--verde); }

.idea-cab {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}

.idea-cab h3 {
  flex: 1;
  font-size: .92rem;
  color: var(--texto);
  line-height: 1.35;
  word-break: break-word;
}

.chip {
  flex: none;
  font-family: var(--mono);
  font-size: .56rem;
  letter-spacing: .08em;
  padding: 6px 8px;
  border-radius: 20px;
  border: 1px solid var(--borde);
  background: #0a1119;
  color: var(--apagado);
  cursor: pointer;
}

.idea-parte {
  font-size: .78rem;
  line-height: 1.6;
  margin: 0 0 10px;
  color: var(--texto);
}

.idea-parte span {
  display: block;
  font-size: .56rem;
  color: var(--apagado);
  letter-spacing: .12em;
  margin-bottom: 3px;
}

.idea-pie {
  display: flex;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--borde);
}

.mini {
  font-family: var(--mono);
  font-size: .66rem;
  padding: 7px 10px;
  border-radius: 8px;
  border: 1px solid var(--borde);
  background: #0a1119;
  color: var(--apagado);
  cursor: pointer;
}

.mini:hover { color: var(--cian); border-color: var(--cian); }
.mini.borrar:hover { color: var(--rojo); border-color: var(--rojo); }


/* --- PANTALLAS GRANDES ------------------------------------- */

@media (min-width: 720px) {
  .papeles { grid-template-columns: 1fr 1fr; }
  .teclas  { grid-template-columns: repeat(4, 1fr); }
  .columnas-manual { grid-template-columns: repeat(6, 1fr); }
}