/* ==========================================================================
   EL MURO · lienzo colaborativo
   --------------------------------------------------------------------------
   Se carga después de portada.css y paginas.css: aquí solo está lo propio del
   lienzo (marco, paleta, guía, actividad y marcador).
   ========================================================================== */

body.muro-body .crt {
  /* En esta página el CRT solo viñetea los bordes: las líneas de barrido
     falsearían los colores del lienzo. */
  background-image: radial-gradient(125% 100% at 50% 50%, transparent 62%, rgba(0, 0, 0, .34) 100%);
  opacity: .8;
}
body.muro-body .marco { border-color: rgba(0, 255, 102, .14); }

.muro-page {
  width: min(1280px, calc(100vw - 28px));
  margin-inline: auto;
  padding: clamp(18px, 2.6vw, 34px) 0 clamp(40px, 6vw, 72px);
}
.muro-page > .eyebrow,
.muro-hero > .eyebrow { margin-bottom: 10px; }

/* ---------- cabecera de la sección ---------- */
.muro-hero { margin-bottom: 16px; }
.muro-hero__row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px 30px;
}
.muro-title {
  flex: 0 0 auto;
  margin: 0;
  color: var(--bone);
  font-family: var(--display);
  font-size: clamp(2.8rem, 5vw, 4.7rem);
  font-weight: 900;
  letter-spacing: -.055em;
  line-height: .8;
  text-transform: uppercase;
  word-spacing: .08em;
  transform: scaleX(.88);
  transform-origin: left bottom;
}
.muro-title em {
  color: var(--amber);
  font-style: normal;
  text-shadow: 0 0 26px rgba(255, 176, 0, .14);
}
.muro-hero__copy {
  flex: 1 1 320px;
  max-width: 520px;
}
.muro-lead {
  margin: 0 0 7px;
  color: #b8b2a7;
  font-size: .72rem;
  line-height: 1.72;
}
.muro-lead strong { color: var(--amber); font-weight: 400; }
.muro-aviso {
  margin: 8px 0 0;
  padding-left: 8px;
  border-left: 2px solid rgba(255, 0, 51, .5);
  color: #b8b2a7;
  font-size: .47rem;
  letter-spacing: .06em;
  line-height: 1.6;
}
.muro-aviso b {
  display: inline-block;
  margin-right: 5px;
  padding: 1px 4px;
  border: 1px solid rgba(255, 0, 51, .45);
  color: #ff6b85;
  font-family: var(--label);
  font-size: .44rem;
  font-weight: 600;
  letter-spacing: .06em;
  vertical-align: 1px;
}
.muro-hero__readout {
  display: flex;
  flex: 0 0 auto;
  border: 1px solid var(--line-dim);
  background: rgba(15, 20, 19, .6);
}
.muro-hero__readout div {
  min-width: 68px;
  padding: 6px 9px;
  border-right: 1px solid var(--line-dim);
}
.muro-hero__readout div:last-child { border-right: 0; }
.muro-hero__readout span {
  display: block;
  color: var(--steel);
  font-size: .38rem;
  letter-spacing: .12em;
}
.muro-hero__readout b {
  color: var(--bone);
  font-family: var(--label);
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .04em;
}
.muro-hero__readout .verde { color: var(--green); }

/* ---------- paneles ---------- */
.muro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(316px, .7fr);
  gap: 14px;
  align-items: start;
}
.muro-side { display: grid; gap: 10px; align-content: start; }

.mpanel {
  border: 1px solid var(--line-dim);
  background:
    linear-gradient(180deg, rgba(255, 176, 0, .028), transparent 46%),
    var(--panel);
}
.mpanel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 10px;
  border-bottom: 1px solid var(--line-dim);
  color: var(--steel);
  font-family: var(--label);
  font-size: .44rem;
  letter-spacing: .12em;
  line-height: 1.3;
  text-transform: uppercase;
}
.mpanel__head > span:first-child { display: inline-flex; align-items: center; gap: 7px; }
.mpanel__head .led { flex: 0 0 auto; }
.mpanel__head > span:last-child { color: var(--green); white-space: nowrap; }

.lienzo-panel {
  border-color: var(--line);
  background:
    linear-gradient(180deg, rgba(255, 176, 0, .045), transparent 30%),
    var(--panel);
}
.lienzo-panel > .mpanel__head { border-bottom-color: var(--line); }
.lienzo-coords {
  color: var(--steel);
  font-family: var(--mono);
  letter-spacing: .06em;
  white-space: nowrap;
}
.lienzo-live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--green);
  white-space: nowrap;
}
.lienzo-live.espera { color: var(--amber); }
.lienzo-live.fallo { color: var(--red); }
.lienzo-live.fallo .led { background: var(--red); box-shadow: 0 0 8px rgba(255, 0, 51, .5); }

/* ---------- lienzo ---------- */
.lienzo-viewport {
  position: relative;
  width: min(100%, 66vh);
  aspect-ratio: 1;
  margin: clamp(10px, 1.6vw, 16px) auto;
  overflow: auto;
  border: 1px solid rgba(255, 176, 0, .22);
  background: #080a09;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, .6), 0 18px 40px rgba(0, 0, 0, .35);
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
  overscroll-behavior: contain;
}
/* Al ampliar, el lienzo deja de estar encajado en un cuadrado: la ventana
   ocupa todo el ancho del panel y conserva la altura de trabajo. */
.lienzo-viewport.ampliado {
  width: 100%;
  aspect-ratio: auto;
  height: clamp(380px, 66vh, 720px);
  margin-left: 0;
  margin-right: 0;
}
.lienzo-viewport::-webkit-scrollbar { width: 8px; height: 8px; }
.lienzo-viewport::-webkit-scrollbar-thumb { background: rgba(255, 176, 0, .3); }
.lienzo-holder { position: relative; width: 100%; aspect-ratio: 1; }
.lienzo-holder.z2 { width: 200%; }
.lienzo-holder.z3 { width: 300%; }
.lienzo-holder.z4 { width: 400%; }

#lienzo {
  position: relative;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  cursor: crosshair;
  touch-action: none;
}
#lienzo:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; }
#lienzo.lienzo--bloqueado { cursor: not-allowed; }
#lienzo.lienzo--mover { cursor: grab; }
#lienzo.lienzo--pan { cursor: grabbing; }

.lienzo-cuadricula {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity .08s steps(2);
  background-image:
    linear-gradient(to right, rgba(0, 0, 0, .30) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, .30) 1px, transparent 1px),
    linear-gradient(to right, rgba(0, 0, 0, .13) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, .13) 1px, transparent 1px);
  background-size:
    calc(100% / 8) calc(100% / 8),
    calc(100% / 8) calc(100% / 8),
    calc(100% / 128) calc(100% / 128),
    calc(100% / 128) calc(100% / 128);
}
.lienzo-cuadricula.visible { opacity: 1; }

.lienzo-capa {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.lienzo-mascara {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: grid;
  place-items: center;
  padding: 20px;
  background:
    repeating-linear-gradient(0deg, rgba(0, 255, 102, .025) 0 1px, transparent 1px 3px),
    rgba(8, 10, 9, .94);
  color: var(--green);
  font-family: var(--label);
  font-size: .56rem;
  letter-spacing: .16em;
  line-height: 1.7;
  text-align: center;
}
.lienzo-mascara.fallo { color: #ff6b85; }

.lienzo-pie {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  border-top: 1px solid var(--line-dim);
  flex-wrap: wrap;
}
.lienzo-hint {
  color: var(--steel);
  font-size: .43rem;
  letter-spacing: .1em;
  line-height: 1.4;
}
.lienzo-acciones {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.btn-cuadricula {
  min-height: 26px;
  padding: 2px 8px;
  border: 1px solid var(--line-dim);
  border-radius: 0;
  background: transparent;
  color: var(--steel);
  font-family: var(--mono);
  font-size: .5rem;
  letter-spacing: .06em;
  cursor: pointer;
}
.btn-cuadricula:hover { border-color: var(--green); color: var(--green); }
.btn-cuadricula[aria-pressed="true"] {
  background: var(--green);
  border-color: var(--green);
  color: var(--bg);
}
.btn-mover {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.btn-mover svg { display: block; }
.btn-mover[aria-pressed="true"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--bg);
}
.btn-deshacer:disabled {
  opacity: .4;
  cursor: not-allowed;
}
.btn-deshacer:disabled:hover {
  border-color: var(--line-dim);
  color: var(--steel);
}
.zoom-nivel {
  min-width: 2.6em;
  color: var(--green);
  font-family: var(--mono);
  font-size: .52rem;
  text-align: right;
}
.zoom { display: flex; flex: 0 0 auto; gap: 2px; }
.zoom button {
  min-width: 32px;
  min-height: 26px;
  padding: 2px 6px;
  border: 1px solid var(--line-dim);
  border-radius: 0;
  background: transparent;
  color: var(--steel);
  font-family: var(--mono);
  font-size: .55rem;
  cursor: pointer;
}
.zoom button:hover { border-color: var(--green); color: var(--green); }
.zoom button[aria-pressed="true"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--bg);
}

/* ---------- paleta ---------- */
.paleta {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 6px;
  padding: 12px;
}
.sw {
  position: relative;
  aspect-ratio: 1;
  padding: 0;
  border: 1px solid rgba(0, 0, 0, .45);
  border-radius: 0;
  background: var(--c, #000);
  cursor: pointer;
  transition: transform .06s steps(2);
}
.sw:hover { transform: translateY(-1px); z-index: 1; }
.sw:focus-visible { outline: 2px solid var(--bone); outline-offset: 2px; }
.sw[aria-pressed="true"] {
  z-index: 2;
  outline: 2px solid var(--green);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px var(--panel), 0 0 0 5px rgba(0, 255, 102, .35);
}

/* Los 16 colores viven SOLO aquí. muro.js lee el color calculado de cada
   botón, así no hay dos listas que se puedan desincronizar.
   Paleta de 16 tonos inspirada en la Game Boy Color: verdes de la DMG,
   azules, turquesa, berry y púrpura atómica. */
.sw--0  { --c: #e8f0c8; } /* papel */
.sw--1  { --c: #c8d99a; } /* verde claro */
.sw--2  { --c: #8bac0f; } /* verde GBC */
.sw--3  { --c: #306230; } /* verde oscuro */
.sw--4  { --c: #0f380f; } /* bosque */
.sw--5  { --c: #111111; } /* negro */
.sw--6  { --c: #ffffff; } /* blanco */
.sw--7  { --c: #9aa3a8; } /* gris */
.sw--8  { --c: #111a4a; } /* azul noche */
.sw--9  { --c: #1d4ed8; } /* azul */
.sw--10 { --c: #29b6f6; } /* cielo */
.sw--11 { --c: #00c2b2; } /* turquesa */
.sw--12 { --c: #e23b3b; } /* rojo */
.sw--13 { --c: #cc3366; } /* berry */
.sw--14 { --c: #ffb000; } /* ámbar */
.sw--15 { --c: #7b2cbf; } /* púrpura */

/* ---------- cómo pintar ---------- */
.guia__cuerpo { padding: 10px 11px 10px; }
.guia__grande {
  display: block;
  color: var(--green);
  font-family: var(--label);
  font-size: 1.18rem;
  font-weight: 600;
  letter-spacing: .04em;
  line-height: 1.05;
}
.guia__sub {
  display: block;
  margin-top: 3px;
  color: var(--amber);
  font-size: .38rem;
  letter-spacing: .14em;
}
.guia__texto {
  margin: 8px 0 0;
  color: var(--steel);
  font-size: .44rem;
  letter-spacing: .04em;
  line-height: 1.6;
}
.guia__atajos {
  margin: 7px 0 0;
  color: var(--amber);
  font-size: .35rem;
  letter-spacing: .07em;
  line-height: 1.5;
}
.guia__aviso {
  margin: 0;
  padding: 7px 11px 9px;
  border-top: 1px dashed var(--line-dim);
  color: var(--steel);
  font-size: .44rem;
  letter-spacing: .06em;
  line-height: 1.55;
}
.guia__aviso.error { color: #ff6b85; }
.guia__aviso.ok { color: var(--green); }

/* ---------- actividad ---------- */
.feed {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 4px 10px 6px;
  list-style: none;
}
.feed li {
  display: grid;
  grid-template-columns: 9px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px dashed rgba(255, 176, 0, .1);
  color: var(--steel);
  font-size: .48rem;
  letter-spacing: .05em;
}
.feed li:last-child { border-bottom: 0; }
.feed li.nuevo { animation: feed-in .28s steps(3); }
@keyframes feed-in {
  from { opacity: 0; transform: translateY(-3px); }
  to { opacity: 1; transform: none; }
}
.feed__dot {
  width: 9px;
  height: 9px;
  border: 1px solid rgba(0, 0, 0, .5);
  background: var(--c, #777);
}
.feed__xy { color: var(--bone); white-space: nowrap; }
.feed__hace { color: var(--steel); font-size: .42rem; white-space: nowrap; }
.feed__vacio {
  display: block !important;
  padding: 9px 0 !important;
  border: 0 !important;
  color: var(--steel);
  font-size: .44rem;
  letter-spacing: .06em;
  line-height: 1.5;
}

/* ---------- marcador ---------- */
.marcador { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.marcador > div {
  padding: 8px 10px;
  border-right: 1px solid var(--line-dim);
}
.marcador > div:last-child { border-right: 0; }
.marcador b {
  display: block;
  color: var(--bone);
  font-family: var(--label);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.marcador span {
  color: var(--steel);
  font-size: .38rem;
  letter-spacing: .1em;
  white-space: nowrap;
}

.muro-nota {
  margin: 0;
  padding: 0 2px;
  color: var(--steel);
  font-size: .42rem;
  letter-spacing: .06em;
  line-height: 1.65;
}

.muro-noscript {
  margin: 20px auto;
  width: min(900px, calc(100vw - 28px));
  padding: 12px 14px;
  border-left: 2px solid var(--red);
  background: rgba(255, 0, 51, .06);
  color: #ff6b85;
  font-size: .55rem;
  letter-spacing: .06em;
  line-height: 1.6;
}

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .muro-grid { grid-template-columns: minmax(0, 1.15fr) minmax(290px, .85fr); }
  .muro-hero__readout { display: none; }
}

@media (max-width: 860px) {
  .muro-page { padding-top: 16px; }
  .muro-grid { grid-template-columns: 1fr; }
  .lienzo-viewport { width: min(100%, 74vw); }
  .muro-side { grid-template-columns: 1fr 1fr; }
  .muro-side > .mpanel:first-child { grid-column: 1 / -1; }
  .muro-side > .muro-nota { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .muro-page { width: calc(100vw - 20px); }
  .muro-hero__row { display: block; }
  .muro-title { font-size: clamp(2.7rem, 15vw, 3.8rem); }
  .muro-lead { margin-top: 12px; font-size: .68rem; }
  .muro-aviso { font-size: .43rem; }
  .lienzo-viewport { width: 100%; }
  .lienzo-coords { display: none; }
  .muro-side { grid-template-columns: 1fr; }
  .muro-side > .mpanel:first-child { grid-column: auto; }
  .paleta { gap: 4px; padding: 8px; }
  .muro-body .barra__nav a:nth-child(3) { display: none; }
  .lienzo-hint { font-size: .4rem; }
}

@media (prefers-reduced-motion: reduce) {
  .feed li.nuevo { animation: none; }
}

/* ==========================================================================
   HISTORIAL DE FOTOS DIARIAS
   ========================================================================== */
.historial {
  margin-top: 18px;
  padding: clamp(16px, 2.6vw, 28px);
  border: 1px solid var(--line-dim);
  background:
    linear-gradient(180deg, rgba(0, 255, 102, .025), transparent 42%),
    var(--panel);
}
.historial__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.historial__head .kicker { margin: 0 0 5px; }
.historial h2 {
  margin: 0;
  color: var(--bone);
  font-family: var(--display);
  font-size: clamp(1.8rem, 3.4vw, 2.8rem);
  font-weight: 900;
  letter-spacing: -.045em;
  line-height: .9;
  text-transform: uppercase;
  word-spacing: .06em;
  transform: scaleX(.92);
  transform-origin: left bottom;
}
.historial__nota {
  max-width: 42ch;
  margin: 0;
  color: var(--steel);
  font-size: .46rem;
  letter-spacing: .05em;
  line-height: 1.6;
}
.historial__nota strong { color: var(--amber); font-weight: 400; }
.historial__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
}
.foto {
  display: block;
  padding: 0;
  border: 1px solid var(--line-dim);
  border-radius: 0;
  background: #090c0b;
  color: var(--steel);
  text-align: left;
  cursor: pointer;
}
.foto:hover { border-color: var(--green); }
.foto:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }
.foto__lienzo {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  background: #e8f0c8;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}
.foto__fecha {
  display: block;
  padding: 6px 8px 0;
  color: var(--bone);
  font-family: var(--label);
  font-size: .48rem;
  font-weight: 600;
  letter-spacing: .04em;
}
.foto__meta {
  display: block;
  padding: 1px 8px 7px;
  color: var(--steel);
  font-size: .38rem;
  letter-spacing: .06em;
}
.historial__vacio {
  margin: 0;
  padding: 12px 0 2px;
  color: var(--steel);
  font-size: .5rem;
  letter-spacing: .05em;
  line-height: 1.6;
}
.historial__vacio[hidden] { display: none !important; }

/* lightbox */
.visor {
  width: min(92vw, 680px);
  max-width: none;
  max-height: 92vh;
  margin: auto;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--bone);
}
.visor::backdrop {
  background: rgba(4, 6, 5, .84);
  backdrop-filter: blur(2px);
}
.visor__caja {
  padding: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 24px 80px rgba(0, 0, 0, .6);
}
.visor__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line-dim);
  color: var(--green);
  font-family: var(--label);
  font-size: .56rem;
  letter-spacing: .1em;
}
.visor__head button {
  border: 1px solid var(--line-dim);
  background: transparent;
  color: var(--steel);
  font-family: var(--mono);
  font-size: .48rem;
  padding: 4px 8px;
  cursor: pointer;
}
.visor__head button:hover { border-color: var(--green); color: var(--green); }
#visor-lienzo {
  display: block;
  width: 100%;
  max-height: 64vh;
  aspect-ratio: 1;
  object-fit: contain;
  background: #080a09;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}
.visor__pie {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 10px;
  color: var(--steel);
  font-size: .44rem;
  letter-spacing: .06em;
}
.visor__pie .btn { min-height: 34px; font-size: .5rem; }

@media (max-width: 560px) {
  .historial { padding: 14px 12px; }
  .historial__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .historial__head { gap: 10px; }
  .visor__pie { flex-wrap: wrap; }
  .visor__pie .btn { width: 100%; }
}