*, *::before, *::after { box-sizing: border-box; }

[hidden] { display: none !important; }

:root {
  --noche: #0b1020;
  --pergamino: #f4e9cc;
  --pergamino-claro: #faf3df;
  --pergamino-borde: #c9ad72;
  --tarjeta: #fffaf0;
  --tarjeta-borde: #dcc595;
  --tinta: #2b2116;
  --tinta-suave: #5b4b36;
  --titulo: #3a2a14;
  --oro: #d9a531;
  --oro-texto: #7a5810;
  --esmeralda: #0f7a3b;
  --esmeralda-hover: #108241;
  --esmeralda-borde: #07421f;
  --esmeralda-brillo: #4cf08f;
  --rojo: #a4161a;
  --serif: "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  --mono: Consolas, "Cascadia Mono", "Courier New", monospace;
}

html {
  background: var(--noche);
  scroll-padding-top: 64px;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  line-height: 1.6;
  color: var(--tinta);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(rgb(11 16 32 / 0.45), rgb(11 16 32 / 0.88)),
    url("/img/spawn-fondo.jpg") center / cover no-repeat;
}

:focus-visible { outline: 3px solid var(--tinta); outline-offset: 3px; }
[tabindex="-1"]:focus { outline: none; }

.visualmente-oculto {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.sin-js {
  position: relative;
  z-index: 20;
  max-width: 520px;
  margin: 40vh auto 0;
  padding: 16px 20px;
  text-align: center;
  background: var(--pergamino);
  border-radius: 6px;
}

.mundo {
  position: fixed;
  top: 0;
  left: 0;
  z-index: -1;
  display: block;
  width: 100%;
  height: 100vh;
  height: 100lvh;
  opacity: 0;
  transition: opacity 1.4s ease;
  pointer-events: none;
}
.mundo.listo { opacity: 1; }
.sin-3d .mundo { display: none; }

.sobre {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 24px;
  text-align: center;
  color: #f4ecd8;
  background: radial-gradient(75% 65% at 50% 50%, rgb(5 8 20 / 0.05), rgb(5 8 20 / 0.62));
  transition: opacity 0.6s ease;
}
.sobre.cerrando { opacity: 0; pointer-events: none; }

.sobre-titulo {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.7rem, 1.1rem + 2.6vw, 2.7rem);
  line-height: 1.15;
  text-shadow: 0 2px 18px rgb(0 0 0 / 0.65);
}

.sobre-de { margin: -6px 0 0; font-size: 1.05rem; color: #dfe5f5; }
.sobre-de strong { color: var(--esmeralda-brillo); }

.sobre-pista {
  margin: 4px 0 0;
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #c7cfe6;
}

.sobre-boton {
  margin: 10px 0;
  padding: 0;
  background: none;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  perspective: 900px;
}
.sobre-boton:focus-visible { outline: 3px solid var(--oro); outline-offset: 12px; }

.sobre-cuerpo {
  --rx: 0deg;
  --ry: 0deg;
  position: relative;
  display: block;
  width: min(340px, 80vw);
  aspect-ratio: 3 / 2;
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transition: transform 0.25s ease-out;
  filter: drop-shadow(0 26px 28px rgb(0 0 0 / 0.55));
}
.sobre-cuerpo > span { position: absolute; display: block; }

.sobre-atras { inset: 0; background: #b8995c; border-radius: 8px; }

.sobre-carta {
  z-index: 2;
  top: 6%;
  left: 7%;
  right: 7%;
  height: 86%;
  padding: 8% 7% 0;
  font-family: var(--serif);
  color: var(--titulo);
  background: var(--pergamino-claro);
  border-radius: 4px;
  box-shadow: 0 0 0 1px rgb(0 0 0 / 0.08);
  transition: transform 0.7s cubic-bezier(0.2, 0.8, 0.3, 1) 0.6s;
}
.sobre-carta-linea { display: block; font-size: 0.95rem; font-style: italic; color: var(--tinta-suave); }
.sobre-carta-nombre {
  display: block;
  font-size: clamp(1.1rem, 0.9rem + 1vw, 1.45rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--esmeralda);
}

.sobre-frente {
  z-index: 3;
  inset: 0;
  background: linear-gradient(160deg, #f1e0b2, #dcc38c);
  border-radius: 8px;
  clip-path: polygon(0 0, 50% 52%, 100% 0, 100% 100%, 0 100%);
}

.sobre-solapa {
  z-index: 4;
  top: 0;
  left: 0;
  width: 100%;
  height: 56%;
  background: linear-gradient(#e9d4a0, #d2b67c);
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  transform-origin: 50% 0;
  transform: perspective(800px) rotateX(0deg);
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.18s, z-index 0s linear 0.45s;
}

.sobre-sello {
  z-index: 5;
  top: 56%;
  left: 50%;
  width: 56px;
  height: 56px;
  margin: -28px 0 0 -28px;
  background: radial-gradient(circle at 35% 30%, #cf3a41, #8e1218 70%);
  border-radius: 50%;
  box-shadow: 0 3px 0 rgb(0 0 0 / 0.25), inset 0 0 0 4px rgb(0 0 0 / 0.2);
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.sobre-sello::after {
  content: "";
  position: absolute;
  inset: 14px;
  background: url("/img/icono.svg") center / contain no-repeat;
}

.abriendo .sobre-sello { opacity: 0; transform: scale(1.5) rotate(25deg); }
.abriendo .sobre-solapa { z-index: 1; transform: perspective(800px) rotateX(180deg); }
.abriendo .sobre-carta { transform: translateY(-64%); }
.cerrando .sobre-cuerpo { transform: translateY(-14%) scale(1.2); transition: transform 0.6s ease-in; }

@media (prefers-reduced-motion: no-preference) {
  .sobre-cuerpo { animation: flotar 4s ease-in-out infinite; }
  .sobre-pista { animation: latir 2.4s ease-in-out infinite; }
  .abriendo .sobre-cuerpo { animation-play-state: paused; }
  .abriendo .sobre-pista { animation: none; }
}

.sobre-titulo,
.sobre-de,
.sobre-pista { transition: opacity 0.35s ease; }
.abriendo .sobre-titulo,
.abriendo .sobre-de,
.abriendo .sobre-pista { opacity: 0; }

@media (max-height: 520px) {
  .sobre { gap: 8px; }
  .sobre-cuerpo { width: min(250px, 56vw); }
}

@keyframes flotar { 50% { translate: 0 -10px; } }
@keyframes latir { 50% { opacity: 0.45; } }

.escena {
  display: grid;
  min-height: 100vh;
  min-height: 100svh;
  padding: 56px 12px 16px;
  overflow-x: clip;
}

.carta { display: grid; width: 100%; max-width: 760px; margin: 0 auto; }

.paso { align-self: center; }

.portada-texto {
  padding: 26px 30px 24px;
  color: #f3efe4;
  background: rgb(9 13 32 / 0.55);
  border: 1px solid rgb(255 255 255 / 0.16);
  border-radius: 14px;
  box-shadow: 0 20px 60px rgb(0 0 0 / 0.45);
  backdrop-filter: blur(10px) saturate(1.2);
}
.portada-texto h1 { color: #fff; }
.portada-texto .saludo { color: #d6dcef; }
.portada-texto .entrada { margin: 0; color: #e7e9f2; }
.portada-texto .nombre-servidor { color: var(--esmeralda-brillo); }
.portada-texto .quien-invita {
  color: #eafff2;
  background: rgb(76 240 143 / 0.14);
  border-left-color: var(--esmeralda-brillo);
}

@supports (background-clip: text) or (-webkit-background-clip: text) {
  .portada-texto .nombre-servidor {
    background: linear-gradient(90deg, #4cf08f, #ffd56a);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
}

.portada-acciones {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-top: 20px;
}

.boton-portada { padding: 14px 28px; font-size: 1.05rem; }

.boton-explorar {
  flex: 1 1 auto;
  padding: 12px 16px;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  color: #e8edff;
  background: rgb(255 255 255 / 0.08);
  border: 1px solid rgb(255 255 255 / 0.3);
  border-radius: 10px;
  cursor: pointer;
}
.boton-explorar:hover { background: rgb(255 255 255 / 0.16); border-color: rgb(255 255 255 / 0.5); }

.portada-texto :focus-visible,
.capa :focus-visible { outline-color: var(--oro); }

.sin-3d .portada-3d {
  padding: 16px;
  background: url("/img/spawn-800.jpg") center 35% / cover no-repeat;
  border-radius: 14px;
}

.hoja {
  --relleno: 40px;
  position: relative;
  padding: 28px var(--relleno) 30px;
  background: radial-gradient(120% 60% at 50% 0%, var(--pergamino-claro), var(--pergamino));
  border: 3px solid var(--pergamino-borde);
  border-radius: 6px;
  box-shadow: 0 0 0 6px rgb(0 0 0 / 0.22), 0 28px 70px rgb(0 0 0 / 0.6);
}
.hoja > :first-child { margin-top: 0; }

h1, h2, h3 {
  font-family: var(--serif);
  line-height: 1.2;
  color: var(--titulo);
}

h1 { margin: 0.15em 0 0.5em; font-size: clamp(1.75rem, 1.1rem + 2.6vw, 2.6rem); }
.titulo-paso { font-size: clamp(1.5rem, 1.1rem + 1.6vw, 2.1rem); }

h2 {
  margin: 1.8em 0 0.7em;
  padding-bottom: 6px;
  font-size: clamp(1.3rem, 1.05rem + 1vw, 1.65rem);
  border-bottom: 2px solid #e1cd9c;
}

h3 { margin: 1.3em 0 0.35em; font-size: 1.1rem; }

.nombre-servidor { color: var(--esmeralda); }

.saludo {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--tinta-suave);
}

.quien-invita {
  margin: 12px 0 6px;
  padding: 10px 14px;
  background: #e3edd2;
  border-left: 4px solid var(--esmeralda);
}

.entrada, .intro { font-size: 1.08rem; }

.eyebrow {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--oro-texto);
}

.ayuda { margin: 6px 0 0; font-size: 0.875rem; color: var(--tinta-suave); }

.capa {
  width: min(1100px, calc(100vw - 24px));
  max-width: none;
  max-height: calc(100vh - 24px);
  max-height: calc(100svh - 24px);
  margin: auto;
  padding: 0;
  color: #eef1f8;
  background: rgb(9 13 32 / 0.66);
  border: 1px solid rgb(255 255 255 / 0.16);
  border-radius: 18px;
  box-shadow: 0 30px 90px rgb(0 0 0 / 0.55);
  backdrop-filter: blur(14px) saturate(1.2);
  overflow: auto;
}
.capa-eras { width: min(980px, calc(100vw - 24px)); }
.capa::backdrop { background: rgb(4 6 14 / 0.38); }
.capa[open] { animation: capa-entra 0.45s cubic-bezier(0.2, 0.8, 0.3, 1); }

@keyframes capa-entra {
  from { opacity: 0; transform: translateY(18px) scale(0.97); }
  to { opacity: 1; transform: none; }
}

.capa-cuerpo { position: relative; display: grid; gap: 14px; padding: 20px 24px; }

.capa-cabeza { padding: 0 48px; text-align: center; }
.capa h2 { margin: 0; padding: 0; font-size: clamp(1.35rem, 1.1rem + 1vw, 1.75rem); color: #fff; border: 0; }
.capa-intro { max-width: 640px; margin: 4px auto 0; color: #c9d1e6; }

.capa-cerrar {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 30;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  font: inherit;
  font-size: 1.6rem;
  line-height: 1;
  color: #fff;
  background: rgb(255 255 255 / 0.1);
  border: 1px solid rgb(255 255 255 / 0.3);
  border-radius: 50%;
  cursor: pointer;
}
.capa-cerrar:hover { background: rgb(255 255 255 / 0.2); }

.capa-pie { display: flex; justify-content: center; }
.capa-pie .boton-grande { width: min(380px, 100%); }

.capa .eras { margin: 0; }
.capa .era { color: var(--tinta); }
.capa .era { animation: aparecer-era 0.45s ease backwards; }
.capa .era-2 { animation-delay: 90ms; }
.capa .era-3 { animation-delay: 180ms; }

.fases { display: none; }

.galeria {
  --reserva: 300px;
  --ancho: min(560px, 80vw, calc((100svh - var(--reserva)) * 16 / 9));
  overflow: hidden;
}

.galeria-pista {
  position: relative;
  display: grid;
  padding: 4px 0 10px;
  perspective: 1400px;
  touch-action: pan-y;
  user-select: none;
}

.toma {
  --x: 0;
  --lado: 0;
  --abs: 0;
  position: relative;
  grid-area: 1 / 1;
  justify-self: center;
  align-self: start;
  width: var(--ancho);
  margin: 0;
  overflow: hidden;
  background: #0b1020;
  border-radius: 12px;
  box-shadow: 0 22px 46px rgb(0 0 0 / 0.55);
  transform:
    translateX(calc(var(--x) * var(--ancho) * 0.58))
    translateZ(calc(var(--abs) * -150px))
    rotateY(calc(var(--lado) * -44deg));
  filter: brightness(calc(1 - var(--abs) * 0.24)) saturate(calc(1 - var(--abs) * 0.18));
  transition: transform 0.8s cubic-bezier(0.2, 0.85, 0.25, 1), filter 0.8s ease, opacity 0.5s ease, z-index 0s linear 0.4s;
  cursor: pointer;
}
.toma[data-lejos] { opacity: 0.45; }
.toma.activa { cursor: default; }
.toma.salto { transition: none; }

.toma img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 6s ease-out;
  pointer-events: none;
}
.toma.activa img { transform: scale(1.06); }

.galeria.entrando .toma {
  animation: salir 0.75s cubic-bezier(0.2, 0.8, 0.3, 1) backwards;
  animation-delay: calc(var(--abs) * 110ms + 120ms);
}

@keyframes salir {
  from { opacity: 0; transform: translateZ(-420px) scale(0.6); }
}

.toma-texto {
  position: absolute;
  inset: auto 0 0;
  padding: 42px 22px 16px;
  color: #fff;
  background: linear-gradient(transparent, rgb(5 8 20 / 0.92) 70%);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s ease 0.2s, transform 0.45s ease 0.2s;
}
.toma.activa .toma-texto { opacity: 1; transform: none; }

.toma-texto h3 {
  margin: 0 0 4px;
  font-size: clamp(1.1rem, 0.95rem + 0.8vw, 1.45rem);
  color: #fff;
}

.toma-texto p { margin: 0; font-size: 0.95rem; line-height: 1.45; color: #dfe4f3; }

.galeria-controles { display: flex; justify-content: center; }

.galeria-nav { display: flex; align-items: center; gap: 16px; }

.puntos { display: flex; gap: 10px; }

.punto {
  position: relative;
  width: 24px;
  height: 24px;
  padding: 0;
  background: none;
  border: 0;
  cursor: pointer;
  transition: width 0.3s ease;
}
.punto::before,
.punto::after {
  content: "";
  position: absolute;
  top: 7px;
  left: 0;
  width: 100%;
  height: 10px;
  border-radius: 5px;
}
.punto::before { background: rgb(255 255 255 / 0.32); transition: background 0.3s ease; }
.punto:hover::before { background: rgb(255 255 255 / 0.55); }
.punto[aria-current="true"] { width: 44px; }
.punto::after { background: var(--esmeralda-brillo); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
.punto[aria-current="true"]::after { transform: scaleX(1); }
.punto:focus-visible { outline: 3px solid var(--oro); outline-offset: 2px; border-radius: 6px; }

@media (max-width: 640px) {
  .capa-cuerpo { gap: 12px; padding: 16px 14px; }
  .capa-cabeza { padding: 0 40px; }
  .capa-cerrar { top: 8px; right: 8px; width: 40px; height: 40px; }
  .galeria {
    --reserva: 420px;
    --ancho: min(calc(100vw - 64px), calc((100svh - var(--reserva)) * 16 / 9));
  }
  .toma { border-radius: 10px; }
  .toma-texto { position: relative; padding: 10px 14px 12px; background: #0b1020; }
  .toma-texto p { font-size: 0.86rem; }

  .fases { display: flex; gap: 8px; }
  .fase {
    flex: 1 1 0;
    padding: 9px 8px;
    font: inherit;
    font-size: 0.9rem;
    font-weight: 700;
    color: #e8edff;
    background: rgb(255 255 255 / 0.08);
    border: 1px solid rgb(255 255 255 / 0.3);
    border-radius: 10px;
    cursor: pointer;
  }
  .fase[aria-pressed="true"] { color: #0b1020; background: var(--esmeralda-brillo); border-color: var(--esmeralda-brillo); }
  .eras { touch-action: pan-y; }
  .eras .era.fuera { display: none; }
  .capa .era { animation: aparecer-era 0.35s ease; }
}

@keyframes aparecer-era {
  from { opacity: 0; translate: 0 8px; }
}

@media (max-width: 400px) {
  .galeria-nav { gap: 10px; }
  .puntos { gap: 4px; }
  .galeria-nav .boton-redondo { width: 42px; height: 42px; }
  .capa-intro { font-size: 0.92rem; }
}

@media (max-height: 560px) {
  .capa-cuerpo { gap: 8px; padding: 10px 16px 12px; }
  .capa h2 { font-size: 1.25rem; }
  .capa-mundo .capa-intro { display: none; }
  .capa-cerrar { top: 6px; right: 8px; width: 38px; height: 38px; font-size: 1.4rem; }
  .galeria { --reserva: 190px; }
  .galeria-pista { padding-bottom: 6px; }
  .toma-texto { padding: 26px 14px 8px; }
  .toma-texto h3 { font-size: 1rem; }
  .toma-texto p { font-size: 0.8rem; line-height: 1.35; }
  .galeria-nav .boton-redondo { width: 38px; height: 38px; font-size: 1.3rem; }
  .capa-pie .boton-grande { padding: 10px 20px; font-size: 1rem; }
}

.eras {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.era {
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  grid-template-areas:
    "bloque fase"
    "bloque titulo"
    "etiqueta etiqueta"
    "lista lista";
  column-gap: 12px;
  align-content: start;
  padding: 12px 14px 14px;
  background: var(--tarjeta);
  border: 2px solid var(--tarjeta-borde);
  border-top: 6px solid var(--color-era);
  border-radius: 4px;
  transform: perspective(800px) rotateX(var(--incl-x, 0deg)) rotateY(var(--incl-y, 0deg));
  transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
}
.era:hover { box-shadow: 0 16px 30px rgb(60 40 10 / 0.25); }
.era-1 { --color-era: #b4652c; }
.era-2 { --color-era: #26a9b4; }
.era-3 { --color-era: #4a3a5a; }

.era-fase {
  grid-area: fase;
  align-self: end;
  margin: 0;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--oro-texto);
}

.era h3 { grid-area: titulo; align-self: start; margin: 1px 0 0; font-size: 1.05rem; }

.era-etiqueta {
  grid-area: etiqueta;
  margin: 10px 0 6px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--tinta-suave);
}

.era ul {
  grid-area: lista;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.era li {
  padding: 2px 9px;
  font-size: 0.85rem;
  line-height: 1.5;
  background: #f3e8c9;
  border: 1px solid var(--tarjeta-borde);
  border-radius: 999px;
}

.era-bloque { grid-area: bloque; display: grid; place-items: center; height: 50px; perspective: 400px; }

.bloque {
  --l: 32px;
  --mitad: calc(var(--l) / 2);
  --textura: none;
  position: relative;
  width: var(--l);
  height: var(--l);
  transform-style: preserve-3d;
  transform: rotateX(-26deg) rotateY(-38deg);
}

.cara {
  position: absolute;
  inset: 0;
  background: #7d7d7d var(--textura) center / 100% 100% no-repeat;
  image-rendering: pixelated;
  backface-visibility: hidden;
}
.cara-frente { transform: translateZ(var(--mitad)); }
.cara-atras { transform: rotateY(180deg) translateZ(var(--mitad)); filter: brightness(0.7); }
.cara-derecha { transform: rotateY(90deg) translateZ(var(--mitad)); filter: brightness(0.82); }
.cara-izquierda { transform: rotateY(-90deg) translateZ(var(--mitad)); filter: brightness(0.82); }
.cara-arriba { transform: rotateX(90deg) translateZ(var(--mitad)); filter: brightness(1.12); }
.cara-abajo { transform: rotateX(-90deg) translateZ(var(--mitad)); filter: brightness(0.55); }

@media (prefers-reduced-motion: no-preference) {
  .bloque { animation: girar 10s linear infinite; }
  .era-2 .bloque { animation-delay: -3.3s; }
  .era-3 .bloque { animation-delay: -6.6s; }
}

@keyframes girar {
  from { transform: rotateX(-26deg) rotateY(0deg); }
  to { transform: rotateX(-26deg) rotateY(360deg); }
}

.campo { margin: 0 0 14px; }

label { display: block; margin-bottom: 4px; font-weight: 700; }

input[type="text"] {
  width: 100%;
  padding: 9px 12px;
  font: inherit;
  color: var(--tinta);
  background: #fffdf7;
  border: 2px solid #8a7550;
  border-radius: 3px;
}
input[type="text"]:focus-visible { outline-offset: 1px; }
input[type="text"][aria-invalid="true"] { border-color: var(--rojo); }

.error { margin: 6px 0 0; font-size: 0.9rem; font-weight: 600; color: var(--rojo); }
.error:empty { display: none; }

.acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.acciones .boton:last-child { flex: 1; }

.boton {
  padding: 12px 22px;
  font: inherit;
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  text-shadow: 1px 1px 0 rgb(0 0 0 / 0.35);
  background: var(--esmeralda);
  border: 3px solid var(--esmeralda-borde);
  border-radius: 0;
  box-shadow: inset -3px -3px 0 rgb(0 0 0 / 0.28), inset 3px 3px 0 rgb(255 255 255 / 0.22);
  cursor: pointer;
}
.boton:hover { background: var(--esmeralda-hover); }
.boton:active { box-shadow: inset 3px 3px 0 rgb(0 0 0 / 0.28); }
.boton:disabled { opacity: 0.65; cursor: progress; }

.boton-secundario { background: #6b6b6b; border-color: #3a3a3a; }
.boton-secundario:hover { background: #737373; }

.boton-grande { display: block; width: 100%; padding: 16px 22px; font-size: 1.12rem; }

.boton-redondo { flex: none; width: 46px; height: 46px; padding: 0; font-size: 1.5rem; line-height: 1; }

.compartir {
  margin-top: 24px;
  padding: 4px 18px 16px;
  background: var(--tarjeta);
  border: 2px solid var(--tarjeta-borde);
  border-left: 6px solid var(--esmeralda);
  border-radius: 4px;
}
.compartir h2 { margin: 14px 0 4px; padding: 0; border: 0; }

.enlace { display: flex; gap: 8px; margin-top: 10px; }
.enlace input { flex: 1; min-width: 0; font-family: var(--mono); font-size: 0.92rem; }

.boton-discord {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 14px;
  padding: 14px 20px;
  font-family: inherit;
  font-size: 1.05rem;
  text-align: center;
  text-decoration: none;
  background: #5865f2;
  border-color: #3c45a5;
}
.boton-discord:hover { background: #4752c4; }
.boton-discord [data-discord-name] { white-space: nowrap; }
.icono-discord { flex: none; width: 1.5em; height: 1.5em; }

@media (max-width: 640px) {
  .escena { padding: 52px 10px 12px; }
  .hoja { --relleno: 18px; padding-top: 22px; padding-bottom: 20px; }
  .portada-texto { padding: 20px 18px 18px; }
  .boton-portada { flex: 1 1 100%; }
  .eras { grid-template-columns: 1fr; gap: 10px; }
  .ayuda { font-size: 0.8rem; }
}

@media (max-width: 420px) {
  .enlace { flex-direction: column; }
}

@media (max-width: 400px) {
  .portada-texto .entrada { font-size: 1rem; }
}

@media (max-height: 700px) {
  .campo:has(.error:not(:empty)) .ayuda { display: none; }
  .error { font-size: 0.82rem; line-height: 1.35; }
}

@media (max-width: 400px) and (max-height: 700px) {
  .escena { padding-top: 48px; }
  .hoja { padding-top: 18px; padding-bottom: 16px; }
  .titulo-paso { margin: 0.1em 0 0.4em; font-size: 1.25rem; }
  .campo { margin-bottom: 10px; }
  input[type="text"] { padding: 7px 10px; }
  .acciones { margin-top: 12px; }
  .acciones .boton { padding: 10px 12px; font-size: 0.88rem; }
  .boton-discord { margin-top: 10px; padding: 11px 14px; font-size: 0.95rem; }
  #paso-listo .hoja > p:first-of-type { margin: 6px 0; font-size: 0.95rem; line-height: 1.45; }
  .compartir { margin-top: 14px; padding: 2px 14px 12px; }
  .compartir h2 { margin: 10px 0 2px; font-size: 1.1rem; }
  .compartir > p:not(.ayuda) { margin: 4px 0; font-size: 0.88rem; line-height: 1.45; }
  .era { padding: 9px 11px 10px; }
  .era-etiqueta { margin: 6px 0 4px; }
  .capa-eras .capa-intro { font-size: 0.86rem; line-height: 1.45; }
}

@media (max-height: 560px) {
  .escena { padding: 40px 12px 8px; }
  .portada-texto { padding: 14px 22px 16px; }
  .portada-texto h1 { margin: 0.1em 0 0.3em; font-size: 1.6rem; }
  .portada-texto .entrada { font-size: 0.98rem; line-height: 1.5; }
  .portada-texto .quien-invita { margin: 6px 0 4px; padding: 6px 12px; }
  .portada-acciones { margin-top: 12px; }
  .boton-portada { padding: 11px 22px; }
  .boton-explorar { padding: 10px 14px; }
  .hoja { padding-top: 16px; padding-bottom: 16px; }
  .titulo-paso { margin: 0.1em 0 0.35em; font-size: 1.35rem; }
  .campo { margin-bottom: 10px; }
  .ayuda { font-size: 0.78rem; }
  .acciones { margin-top: 10px; }
  .compartir { margin-top: 12px; padding: 2px 16px 12px; }
  .compartir h2 { margin-top: 6px; font-size: 1.15rem; }
  .compartir p { margin: 6px 0; }
  .enlace { margin-top: 6px; }
  .hoja > p:not(.eyebrow) { margin: 8px 0; }
  .boton-discord { margin-top: 8px; padding: 9px 16px; font-size: 0.95rem; }
  .era { padding: 10px 12px 12px; }
  .era-etiqueta { margin: 6px 0 4px; }
  .era li { padding: 1px 8px; font-size: 0.78rem; }
  .capa-eras .capa-intro { font-size: 0.86rem; line-height: 1.4; }
}

@media (max-height: 560px) and (min-width: 700px) {
  #form { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: 14px; }
  #form .error-general,
  #form .acciones { grid-column: 1 / -1; }

  #paso-listo .hoja {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    column-gap: 18px;
    align-items: start;
  }
  #paso-listo .titulo-paso { grid-area: 1 / 1; }
  #paso-listo .hoja > p:first-of-type { grid-area: 2 / 1; }
  #paso-listo .boton-discord { grid-area: 3 / 1; }
  #paso-listo .compartir { grid-column: 2; grid-row: 1 / 4; margin-top: 0; }
  #paso-listo .enlace { flex-direction: column; }
  #paso-listo .hoja > .ayuda { grid-column: 1 / -1; grid-row: 4; }
}

@media (prefers-reduced-motion: reduce) {
  .sobre,
  .sobre *,
  .mundo,
  .capa,
  .toma,
  .toma img,
  .toma-texto,
  .punto,
  .punto::before,
  .punto::after,
  .era {
    transition: none !important;
    animation: none !important;
  }
}

.pausado .sobre,
.pausado .sobre *,
.pausado .mundo,
.pausado .capa,
.pausado .toma,
.pausado .toma img,
.pausado .toma-texto,
.pausado .punto,
.pausado .punto::before,
.pausado .punto::after,
.pausado .era,
.pausado .bloque {
  transition: none !important;
  animation: none !important;
}

.btn-movimiento {
  position: fixed;
  top: 12px;
  right: 12px;
  z-index: 30;
  padding: 7px 12px;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  color: #e9ecf6;
  background: rgb(9 13 32 / 0.6);
  border: 1px solid rgb(255 255 255 / 0.28);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  cursor: pointer;
}
.btn-movimiento:hover { background: rgb(9 13 32 / 0.82); }
.btn-movimiento:focus-visible { outline: 3px solid var(--oro); outline-offset: 2px; }
.btn-movimiento[aria-pressed="true"] { color: #0b1020; background: var(--oro); border-color: var(--oro); }

@media (max-height: 560px) {
  .btn-movimiento { top: 6px; right: 8px; padding: 4px 10px; font-size: 0.75rem; }
}