/* ─────────────────────────────────────────────────────────────
   Robot Hub — estilos de las pantallas 2D (inicio y operador).
   La experiencia en las gafas es 3D (Three.js); esto es lo que se ve
   en el navegador antes de entrar y en el modo operador.
   ───────────────────────────────────────────────────────────── */

@font-face { font-family: 'Fredoka'; font-weight: 500; font-display: swap; src: url('../assets/fuentes/fredoka-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Fredoka'; font-weight: 600; font-display: swap; src: url('../assets/fuentes/fredoka-latin-600-normal.woff2') format('woff2'); }
@font-face { font-family: 'Fredoka'; font-weight: 700; font-display: swap; src: url('../assets/fuentes/fredoka-latin-700-normal.woff2') format('woff2'); }

:root {
  --lila: #8b5cf6;
  --lila-osc: #6d3fe0;
  --naranja: #ff8a3d;
  --turquesa: #2ec4b6;
  --amarillo: #ffd23f;
  --rosa: #ff5d8f;
  --rojo: #ef233c;
  --verde: #22c55e;
  --tinta: #2b2250;
  --tinta-suave: #5b5285;
  --papel: #ffffff;
  --fondo-op: #f6f4fb;
  --borde: #e4defa;
  --sombra: 0 10px 30px rgba(76, 45, 160, 0.18);
  --radio: 22px;
  --fuente: 'Fredoka', 'Nunito', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: var(--fuente);
  color: var(--tinta);
  background: #1d1a3a;
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 4px solid var(--amarillo); outline-offset: 3px; }

#escena { position: fixed; inset: 0; }
#escena canvas { display: block; }

.capa { position: fixed; inset: 0; z-index: 10; }
.oculto { display: none !important; }

/* ═══════════ INICIO ═══════════ */
#inicio {
  display: grid;
  place-items: center;
  padding: 16px;
  background:
    radial-gradient(circle at 20% 15%, #ffe3f1 0, transparent 40%),
    radial-gradient(circle at 85% 80%, #d6f5ff 0, transparent 45%),
    linear-gradient(160deg, #b9a4ff 0%, #8ec5ff 55%, #ffd9ec 100%);
  overflow: hidden;
}

.fondo-burbujas i {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(255,255,255,.9), rgba(255,255,255,.15) 60%);
  animation: flotar 9s ease-in-out infinite;
  opacity: .7;
}
.fondo-burbujas i:nth-child(1) { width: 90px; height: 90px; left: 8%;  top: 20%; }
.fondo-burbujas i:nth-child(2) { width: 40px; height: 40px; left: 20%; top: 70%; animation-delay: -2s; }
.fondo-burbujas i:nth-child(3) { width: 130px; height: 130px; left: 78%; top: 12%; animation-delay: -4s; }
.fondo-burbujas i:nth-child(4) { width: 60px; height: 60px; left: 70%; top: 72%; animation-delay: -6s; }
.fondo-burbujas i:nth-child(5) { width: 26px; height: 26px; left: 45%; top: 8%;  animation-delay: -1s; }
.fondo-burbujas i:nth-child(6) { width: 70px; height: 70px; left: 88%; top: 48%; animation-delay: -3s; }
.fondo-burbujas i:nth-child(7) { width: 34px; height: 34px; left: 5%;  top: 52%; animation-delay: -5s; }
.fondo-burbujas i:nth-child(8) { width: 50px; height: 50px; left: 36%; top: 86%; animation-delay: -7s; }
@keyframes flotar { 0%, 100% { transform: translateY(0) } 50% { transform: translateY(-24px) } }

.tarjeta-inicio {
  position: relative;
  width: min(560px, 100%);
  padding: 28px 28px 32px;
  border-radius: 40px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--sombra), inset 0 2px 0 rgba(255,255,255,.9);
  backdrop-filter: blur(10px);
  text-align: center;
}

.mascota-svg { width: 150px; height: 150px; animation: flotar 3.2s ease-in-out infinite; filter: drop-shadow(0 10px 14px rgba(76,45,160,.25)); }
.mascota-bombilla { animation: brillar 1.6s ease-in-out infinite; }
.mascota-ojos { animation: parpadear 4s infinite; transform-origin: 100px 104px; }
@keyframes brillar { 50% { fill: #ff6b7d; } }
@keyframes parpadear { 0%, 92%, 100% { transform: scaleY(1) } 95% { transform: scaleY(.1) } }

.tarjeta-inicio h1 {
  margin: 4px 0 6px;
  font-size: clamp(40px, 9vw, 64px);
  font-weight: 700;
  letter-spacing: .5px;
  background: linear-gradient(90deg, var(--lila), var(--rosa) 55%, var(--naranja));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.subtitulo { margin: 0 0 24px; font-size: clamp(20px, 4.4vw, 26px); font-weight: 500; color: var(--tinta-suave); }

.btn-gigante {
  display: inline-flex; align-items: center; gap: 14px;
  min-width: min(340px, 100%);
  justify-content: center;
  padding: 22px 40px;
  border: 0;
  border-radius: 999px;
  font-size: clamp(30px, 7vw, 42px);
  font-weight: 700;
  color: #fff;
  background: linear-gradient(180deg, #a07bff 0%, var(--lila) 60%, var(--lila-osc) 100%);
  box-shadow: 0 8px 0 #5327c9, 0 18px 30px rgba(83, 39, 201, .35), inset 0 2px 0 rgba(255,255,255,.4);
  transition: transform .12s ease, box-shadow .12s ease;
  animation: rebote 2.4s ease-in-out infinite;
}
.btn-gigante:hover { filter: brightness(1.06); }
.btn-gigante:active { transform: translateY(6px); box-shadow: 0 2px 0 #5327c9, 0 6px 14px rgba(83,39,201,.3); animation: none; }
.btn-gigante:disabled { filter: grayscale(.6); opacity: .7; animation: none; cursor: progress; }
.btn-gigante__icono { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: rgba(255,255,255,.25); }
.btn-gigante__icono svg { width: 30px; height: 30px; margin-left: 4px; }
@keyframes rebote { 0%, 100% { transform: scale(1) } 50% { transform: scale(1.04) } }

.nota { min-height: 1.4em; margin: 18px 0 0; font-size: 18px; color: var(--tinta-suave); }
.nota--aviso { color: #b45309; }

.aviso-adulto {
  position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%);
  margin: 0; padding: 8px 16px; border-radius: 999px;
  background: rgba(255,255,255,.7); color: var(--tinta-suave); font-size: 15px; white-space: nowrap;
  max-width: calc(100% - 100px); overflow: hidden; text-overflow: ellipsis;
}

.engranaje {
  position: absolute; right: 16px; bottom: 12px;
  width: 52px; height: 52px; padding: 12px;
  border: 0; border-radius: 50%;
  background: rgba(255,255,255,.55); color: var(--tinta-suave);
  touch-action: none; user-select: none; -webkit-user-select: none;
}
.engranaje svg { width: 100%; height: 100%; }
.engranaje__progreso {
  position: absolute; inset: -4px; border-radius: 50%;
  background: conic-gradient(var(--lila) calc(var(--p, 0) * 1turn), transparent 0);
  -webkit-mask: radial-gradient(circle, transparent 27px, #000 28px);
          mask: radial-gradient(circle, transparent 27px, #000 28px);
  pointer-events: none;
}

/* ═══════════ PIN + OPERADOR (herramienta de adulto: sobria y profesional) ═══════════ */
.dlg-pin, .operador {
  --op-fondo: #f4f5f7;
  --op-sup: #ffffff;
  --op-borde: #dde1e7;
  --op-borde-f: #c6ccd5;
  --op-texto: #1d2129;
  --op-suave: #5d6573;
  --op-acento: #2563eb;
  --op-acento-h: #1d4ed8;
  --op-peligro: #dc2626;
  --op-ok: #15803d;
  --op-radio: 6px;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--op-texto);
  font-size: 15px;
  line-height: 1.45;
}

/* PIN */
.dlg-pin {
  border: 1px solid var(--op-borde); padding: 0; border-radius: 10px;
  box-shadow: 0 12px 32px rgba(15, 23, 42, .18);
  width: min(320px, calc(100% - 32px));
  background: var(--op-sup);
}
.dlg-pin::backdrop { background: rgba(15, 23, 42, .55); }
.pin { padding: 20px; text-align: center; }
.pin h2 { margin: 0 0 2px; font-size: 17px; font-weight: 600; }
.pin__ayuda { margin: 0 0 14px; color: var(--op-suave); font-size: 13px; }
.pin__ayuda--error { color: var(--op-peligro); }
.pin__puntos { display: flex; justify-content: center; gap: 10px; margin-bottom: 16px; }
.pin__puntos i { width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--op-borde-f); }
.pin__puntos i.lleno { background: var(--op-texto); border-color: var(--op-texto); }
.pin__teclado { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 10px; }
.pin__teclado button {
  height: 48px; border: 1px solid var(--op-borde); border-radius: var(--op-radio);
  font: 500 18px/1 inherit; font-family: inherit; background: var(--op-fondo); color: var(--op-texto);
}
.pin__teclado button:hover { background: #eceef2; }
.pin__teclado button:active { background: #e2e5ea; }
.btn-texto { border: 0; background: none; color: var(--op-suave); font: inherit; font-size: 14px; padding: 6px 12px; }
.dlg-pin :focus-visible, .operador :focus-visible { outline: 2px solid var(--op-acento); outline-offset: 2px; }

/* OPERADOR */
.operador { overflow-y: auto; background: var(--op-fondo); padding: 0 0 96px; }
.op-cabecera {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 14px max(16px, calc((100% - 1100px) / 2));
  background: var(--op-sup); border-bottom: 1px solid var(--op-borde);
}
.op-cabecera > div { flex: 1 1 320px; min-width: 0; }
.op-cabecera h1 { margin: 0; font-size: 18px; font-weight: 600; letter-spacing: 0; background: none; color: var(--op-texto); }
.op-cabecera p { margin: 2px 0 0; color: var(--op-suave); font-size: 13px; }

.op-rejilla {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 14px;
  max-width: 1100px; margin: 16px auto 0; padding: 0 16px;
}
.op-bloque { background: var(--op-sup); border: 1px solid var(--op-borde); border-radius: 8px; padding: 16px 18px; min-width: 0; }
.op-bloque--ancho { grid-column: 1 / -1; }
.op-bloque h2 {
  margin: 0 0 12px; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--op-suave);
}

.operador .campo { display: grid; gap: 5px; margin: 0 0 12px; }
.operador .campo > span { font-weight: 500; color: var(--op-texto); font-size: 13px; display: flex; justify-content: space-between; gap: 8px; }
.operador .campo input[type=text], .operador .campo input[type=password], .operador .campo select {
  width: 100%; min-width: 0; padding: 8px 10px; border-radius: var(--op-radio);
  border: 1px solid var(--op-borde-f); background: #fff; font: inherit; color: inherit;
}
.operador .campo input:focus, .operador .campo select:focus { border-color: var(--op-acento); outline: none; box-shadow: 0 0 0 3px rgba(37, 99, 235, .15); }
.operador .campo--rango input { width: 100%; accent-color: var(--op-acento); }
.operador output { font-weight: 500; color: var(--op-suave); font-variant-numeric: tabular-nums; white-space: nowrap; }

.operador .interruptor { display: flex; align-items: center; gap: 10px; margin: 0 0 10px; cursor: pointer; font-size: 14px; }
.operador .interruptor input {
  appearance: none; width: 34px; height: 20px; flex: none; border-radius: 999px; background: #c9ced6;
  position: relative; transition: background .15s; cursor: pointer; margin: 0;
}
.operador .interruptor input::after {
  content: ''; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.25); transition: transform .15s;
}
.operador .interruptor input:checked { background: var(--op-acento); }
.operador .interruptor input:checked::after { transform: translateX(14px); }

.operador .fila { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0 0 10px; }
.operador .ayuda { color: var(--op-suave); font-size: 13px; margin: 6px 0 0; }
.operador .lista-ayuda { margin: 0; padding-left: 18px; color: var(--op-suave); font-size: 13px; }
.operador code { background: #eef0f3; padding: 1px 5px; border-radius: 4px; font-size: .88em; font-family: ui-monospace, Menlo, Consolas, monospace; }

.operador .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 7px 14px; border-radius: var(--op-radio); border: 1px solid var(--op-acento);
  background: var(--op-acento); color: #fff; font: 500 14px/1.3 inherit; font-family: inherit;
}
.operador .btn:hover { background: var(--op-acento-h); border-color: var(--op-acento-h); }
.operador .btn:active { transform: translateY(1px); }
.operador .btn--suave { background: #fff; color: var(--op-texto); border-color: var(--op-borde-f); }
.operador .btn--suave:hover { background: var(--op-fondo); border-color: var(--op-borde-f); }
.operador .btn--principal { padding: 9px 18px; }
.operador .btn--peligro { background: #fff; color: var(--op-peligro); border-color: #f1b5b5; }
.operador .btn--peligro:hover { background: #fef2f2; }
.operador .btn--mini { padding: 5px 10px; font-size: 13px; }
.operador .btn-parar {
  border: 1px solid #b91c1c; border-radius: var(--op-radio); padding: 9px 18px;
  background: var(--op-peligro); color: #fff; font: 600 14px/1.2 inherit; font-family: inherit; letter-spacing: .04em;
  box-shadow: none;
}
.operador .btn-parar:hover { background: #b91c1c; }
.operador .btn-parar:active { transform: translateY(1px); }

.operador .estado { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 4px; font-size: 13px; font-weight: 500; border: 1px solid transparent; }
.operador .estado::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.operador .estado--verde { color: var(--op-ok); background: #f0fdf4; border-color: #bbf7d0; }
.operador .estado--ambar { color: #b45309; background: #fffbeb; border-color: #fde68a; }
.operador .estado--rojo { color: #b91c1c; background: #fef2f2; border-color: #fecaca; }
.operador .estado--gris { color: var(--op-suave); background: var(--op-fondo); border-color: var(--op-borde); }

.op-robots { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 12px; }
.robot-op { border: 1px solid var(--op-borde); border-left: 4px solid var(--c, var(--op-acento)); border-radius: var(--op-radio); padding: 12px 14px; min-width: 0; }
.robot-op h3 { margin: 0; font-size: 15px; font-weight: 600; }
.robot-op .modelo { margin: 0 0 10px; color: var(--op-suave); font-size: 13px; }
.robot-op .topicos { font-size: 12px; color: var(--op-suave); margin: 8px 0 0; word-break: break-all; font-family: ui-monospace, Menlo, Consolas, monospace; }
.operador .segmentado { display: inline-flex; border: 1px solid var(--op-borde-f); border-radius: var(--op-radio); overflow: hidden; margin: 0 0 12px; }
.operador .segmentado label { padding: 5px 12px; cursor: pointer; font-size: 13px; font-weight: 500; background: #fff; color: var(--op-suave); }
.operador .segmentado label + label { border-left: 1px solid var(--op-borde-f); }
.operador .segmentado input { position: absolute; opacity: 0; pointer-events: none; }
.operador .segmentado label:has(input:checked) { background: var(--op-texto); color: #fff; }
.operador .segmentado label:has(input:focus-visible) { outline: 2px solid var(--op-acento); outline-offset: -2px; }

.operador .registro {
  margin: 0; height: 220px; overflow: auto; padding: 10px 12px; border-radius: var(--op-radio);
  background: #111827; color: #d1d5db; font: 12px/1.5 ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  white-space: pre-wrap; word-break: break-all;
}

.operador .diag { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; margin: 0 0 12px; font-size: 13px; }
.operador .diag dt { color: var(--op-suave); }
.operador .diag dd { margin: 0; font-weight: 500; font-variant-numeric: tabular-nums; min-width: 0; overflow-wrap: anywhere; }
.operador .diag .ok { color: var(--op-ok); }
.operador .diag .mal { color: #b91c1c; }
.operador .version-pie { color: var(--op-suave); font-size: 12px; font-variant-numeric: tabular-nums; }

.aviso-op {
  position: fixed; left: 50%; bottom: 76px; transform: translateX(-50%); z-index: 60;
  max-width: calc(100% - 32px); padding: 10px 16px; border-radius: 8px;
  background: #111827; color: #fff; font: 500 14px/1.4 system-ui, sans-serif; box-shadow: 0 8px 24px rgba(0,0,0,.18);
}
.aviso-op--error { background: #b91c1c; }

.op-pie {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 12;
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  padding: 10px max(16px, calc((100% - 1100px) / 2)) calc(10px + env(safe-area-inset-bottom));
  background: var(--op-sup); border-top: 1px solid var(--op-borde);
}
.op-pie .espacio { flex: 1; }

/* ═══════════ VISTA PREVIA PC ═══════════ */
.barra-pc {
  position: fixed; left: 50%; top: 12px; transform: translateX(-50%); z-index: 11;
  display: flex; align-items: center; gap: 12px;
  width: max-content; max-width: calc(100% - 32px);
  padding: 8px 8px 8px 16px; border-radius: 16px;
  background: rgba(255,255,255,.9); box-shadow: var(--sombra); font-size: 14px; color: var(--tinta-suave);
}

.error-fatal {
  position: fixed; inset: auto 16px 16px; z-index: 50; padding: 14px 18px; border-radius: 14px;
  background: #fff; color: #b91c1c; box-shadow: var(--sombra); font-size: 16px;
}

@media (max-width: 560px) {
  .barra-pc { font-size: 12.5px; }
  .op-pie .btn--principal { width: 100%; }
  .op-pie .espacio { display: none; }
  .op-cabecera .btn-parar { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}