/* Quiz Circuitos 2026 — estilo "telemetría / timing screen" (ver diseno/prototipo.html) */

:root{
  color-scheme:dark;
  --bg:#07090c; --ink:#eef2f7; --mute:#7c8799; --acc:#e6ff2e;
  --track:#1c232e; --opt:#11161d; --line:#212a35;
  --ok:#2bd46a; --ko:#ff3b3b; --txt:#c6cdd8;
  --logo-alto:28px;
}
*{box-sizing:border-box}
[hidden]{display:none!important}

html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.5 "Chakra Petch",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
/* Nada de overflow-x:hidden: si algún día algo mide de más, queremos verlo. */
/* cuadrícula de fondo */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(#e6ff2e0b 1px,transparent 1px),
                   linear-gradient(90deg,#e6ff2e0b 1px,transparent 1px);
  background-size:22px 22px;
}

.app{
  position:relative;z-index:1;
  width:100%;max-width:420px;margin:0 auto;
  display:flex;flex-direction:column;
  padding:14px 18px calc(18px + env(safe-area-inset-bottom));
  /* Suelto: exactamente la pantalla visible. dvh descuenta las barras del
     navegador móvil; vh queda de reserva para quien no soporte dvh. */
  min-height:100vh;
  min-height:100dvh;
}
/* Embebido: el alto lo fija el padre con la altura que le mandamos por
   postMessage, así que aquí dvh no vale (se retroalimentaría). */
html.embebido .app{min-height:680px}
.scr{flex:1;display:flex;flex-direction:column;min-height:0}

/* ---------------- cabecera: hueco del logo ---------------- */
.brandbar{display:flex;align-items:center;min-height:30px;margin-bottom:10px}
/* el logo es un enlace a la tienda: área de toque cómoda sin descuadrar la fila */
.brandbar .marca{display:inline-flex;align-items:center;text-decoration:none;padding:4px 0}
.brandbar img{height:var(--logo-alto);width:auto;max-width:70%;display:block}
.brandbar .nombre{
  font:600 13px/1 "Chakra Petch",sans-serif;letter-spacing:.09em;
  text-transform:uppercase;color:var(--ink);
}

.bar{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  font:500 11px/1 "IBM Plex Mono",ui-monospace,monospace;letter-spacing:.12em;
  text-transform:uppercase;color:var(--mute);
}
.bar .lvl{color:var(--acc);text-align:right}

/* ---------------- racha y cronómetro ---------------- */
.streak{display:flex;gap:4px;margin:12px 0 8px}
.streak i{flex:1;height:5px;border-radius:1px;background:var(--track)}
.streak i.on{background:var(--acc)}
.streak i.x{background:var(--ko)}

.timer{height:3px;background:var(--track);border-radius:2px;overflow:hidden;margin-bottom:14px}
.timer i{display:block;height:100%;width:100%;transform-origin:left;
  background:linear-gradient(90deg,#e6ff2e,#ff9f1a)}
.timer i.run{animation:tmr var(--seg,6s) linear forwards}
@keyframes tmr{to{transform:scaleX(0)}}

/* ---------------- circuito ---------------- */
.stage{
  flex:1;min-height:190px;display:grid;place-items:center;position:relative;overflow:hidden;
  border-radius:14px;background:linear-gradient(#0d1219,#090c11);box-shadow:inset 0 0 0 1px #1a212b;
}
.stage svg{position:absolute;inset:6%;width:88%;height:88%;overflow:visible}
.stage path{fill:none;stroke-linejoin:round;stroke-linecap:round}
.stage .glow{stroke:var(--acc);stroke-width:34;opacity:.33;filter:blur(9px)}
.stage .core{stroke:#f4ffb8;stroke-width:13}
.stage .miss .glow{stroke:var(--ko)}
.stage .miss .core{stroke:#ffc2c2}
.stage.ko{animation:shake .35s}
@keyframes shake{25%{transform:translateX(-6px)}50%{transform:translateX(5px)}75%{transform:translateX(-3px)}}
.stage.mini{flex:none;height:150px;min-height:0;margin-bottom:6px}

/* ---------------- pregunta y opciones ---------------- */
.q{font:700 23px/1.1 "Chakra Petch",sans-serif;margin:16px 2px 10px}
.opts{display:grid;gap:8px}
.opt{
  display:flex;align-items:center;gap:12px;width:100%;min-height:48px;text-align:left;
  padding:13px 14px;border-radius:6px;background:var(--opt);border:1px solid var(--line);
  color:var(--ink);font:600 16px/1.15 "Chakra Petch",sans-serif;cursor:pointer;
  transition:transform .12s,background .2s,border-color .2s;
}
.opt:active{transform:scale(.98)}
.opt span{font:500 11px/1 "IBM Plex Mono",monospace;color:var(--mute);width:14px;flex:none}
.opt.ok{background:var(--ok);border-color:var(--ok);color:#04160a}
.opt.ko{background:var(--ko);border-color:var(--ko);color:#fff}
.opt.ok span,.opt.ko span{color:inherit}
.opt[disabled]{cursor:default}

/* ---------------- pantalla de nivel ---------------- */
h3{font:700 30px/1 "Chakra Petch",sans-serif;margin:18px 0 6px;text-transform:none}
.sub{color:var(--mute);font:500 13px/1.5 "IBM Plex Mono",monospace;margin:0 0 14px}
.lvls{display:grid;gap:10px}
.lv{
  display:grid;grid-template-columns:1fr auto;gap:4px 10px;align-items:center;
  min-height:64px;text-align:left;padding:16px;border-radius:6px;
  background:var(--opt);border:1px solid var(--line);color:var(--ink);cursor:pointer;
  font-family:"Chakra Petch",sans-serif;transition:border-color .2s,transform .12s;
}
.lv:active{transform:scale(.99)}
.lv b{font:700 20px/1 "Chakra Petch",sans-serif;text-transform:uppercase;letter-spacing:.04em}
.lv em{font:500 11px/1 "IBM Plex Mono",monospace;color:var(--mute);font-style:normal}
.lv strong{grid-row:1/3;grid-column:2;align-self:center;font:700 22px/1 "Chakra Petch",sans-serif;color:var(--acc)}
.lv.gp{border-color:var(--acc)}

/* estado de partidas del día */
.cupo{
  display:flex;align-items:center;gap:8px;margin:14px 0 0;
  font:500 12px/1.4 "IBM Plex Mono",monospace;color:var(--mute);
}
.cupo b{color:var(--acc);font-weight:600}
.cupo.libre b{color:var(--ok)}

/* ---------------- botones ---------------- */
.cta{
  display:block;width:100%;min-height:48px;padding:15px;border-radius:6px;border:0;
  background:var(--acc);color:#0b0d10;font:700 16px/1 "Chakra Petch",sans-serif;
  text-transform:uppercase;letter-spacing:.06em;cursor:pointer;text-align:center;text-decoration:none;
}
.cta.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.cta.wa{background:#25d366;color:#04160a}
.cta[disabled]{opacity:.55;cursor:default}
.stack{display:grid;gap:10px;margin-top:auto;padding-top:14px}

/* ---------------- final ---------------- */
.flag{
  height:18px;margin:4px 0 6px;border-radius:2px;opacity:.95;
  background:repeating-conic-gradient(#eef2f7 0 25%,#07090c 0 50%) 0 0/18px 18px;
}
.big{font:700 34px/1 "Chakra Petch",sans-serif;text-transform:uppercase;margin:14px 0 8px}
.big.ko{color:var(--ko)}
.txt{margin:0 0 14px;color:var(--txt);font-size:15px;line-height:1.45}
.txt b{color:var(--ink)}

.code{
  display:grid;gap:10px;padding:16px;border-radius:8px;
  border:1px dashed var(--acc);background:#e6ff2e0d;margin-bottom:12px;
}
.code small{font:500 11px/1 "IBM Plex Mono",monospace;letter-spacing:.12em;color:var(--mute);text-transform:uppercase}
.code output{font:600 24px/1 "IBM Plex Mono",monospace;letter-spacing:.06em;color:var(--acc);word-break:break-all}
.code .terms{font:500 12px/1.4 "IBM Plex Mono",monospace;color:var(--txt)}
.copy{
  justify-self:start;min-height:44px;padding:10px 14px;border-radius:5px;
  border:1px solid var(--line);background:var(--opt);color:var(--ink);
  font:600 13px/1 "Chakra Petch",sans-serif;cursor:pointer;
}
.clock{font:600 40px/1 "IBM Plex Mono",monospace;color:var(--acc);margin:4px 0 14px;font-variant-numeric:tabular-nums}

/* ---------------- formulario ---------------- */
.form{display:grid;gap:12px;margin-bottom:6px}
.form label{font:500 11px/1 "IBM Plex Mono",monospace;letter-spacing:.12em;text-transform:uppercase;color:var(--mute)}
.form input[type=email]{
  width:100%;min-height:48px;padding:13px 14px;border-radius:6px;
  background:var(--opt);border:1px solid var(--line);color:var(--ink);
  font:500 16px/1 "IBM Plex Mono",monospace;
}
.form input[type=email]::placeholder{color:#55606f}
.form input[type=email]:focus{border-color:var(--acc);outline:none}
.check{display:grid;grid-template-columns:22px 1fr;gap:10px;align-items:start;cursor:pointer}
.check input{width:22px;height:22px;margin:0;accent-color:var(--acc);cursor:pointer}
/* la casilla es una <label>: hay que deshacer el estilo de etiqueta del formulario */
.check span{
  font:500 13px/1.4 "Chakra Petch",sans-serif;color:var(--txt);
  letter-spacing:normal;text-transform:none;
}
.legal{margin:0;font:500 11px/1.5 "IBM Plex Mono",monospace;color:var(--mute)}
.legal a,.txt a{color:var(--acc)}
.aviso{margin:0;font:500 12px/1.4 "IBM Plex Mono",monospace;color:var(--ko);min-height:17px}
.aviso.ok{color:var(--ok)}

.foot{
  margin-top:auto;padding-top:14px;
  font:500 11px/1.5 "IBM Plex Mono",monospace;color:var(--mute);
  letter-spacing:.08em;text-transform:uppercase;text-align:center;
}
.foot b{color:var(--acc);font-weight:600}

/* ---------------- accesibilidad ---------------- */
button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--acc);outline-offset:2px}
.oculto{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

@media (prefers-reduced-motion:reduce){
  .timer i.run{animation:none}
  .stage.ko{animation:none}
  .opt,.lv{transition:none}
  .opt:active,.lv:active{transform:none}
}

/* Pantallas bajas: todo tiene que caber sin scroll desde 640 px de alto.
   Sólo se aprieta el espaciado; ningún objetivo táctil baja de 44 px. */
@media (max-height:700px){
  .app{padding-top:10px;padding-bottom:calc(12px + env(safe-area-inset-bottom))}
  h3{font-size:26px;margin:12px 0 4px}
  .sub{margin-bottom:10px}
  .big{font-size:29px;margin:10px 0 6px}
  .streak{margin:10px 0 6px}
  .timer{margin-bottom:10px}
  .stage{min-height:140px}
  .stage.mini{height:120px}
  .q{margin:12px 2px 8px;font-size:21px}
  .opts{gap:7px}
  .opt{min-height:46px;padding:11px 14px}
  .lv{min-height:58px;padding:13px 16px}
  .lvls{gap:8px}
  .form{gap:10px}
  .stack{gap:8px;padding-top:10px}
  .code{padding:14px;gap:8px;margin-bottom:10px}
  .clock{font-size:34px;margin:2px 0 10px}
  .cabecera-tabla{margin-bottom:4px}
  .ojo{padding:12px;gap:4px;margin-bottom:10px}
  .ojo b{font-size:14px}
  .ojo .mail{font-size:16px}
  .foot{padding-top:10px}
  .brandbar{margin-bottom:8px}
}

@media (max-width:340px){
  .app{padding-inline:14px}
  h3{font-size:26px}
  .big{font-size:29px}
  .q{font-size:20px}
  .opt{font-size:15px}
}

/* cuenta atrás en números: sólo con prefers-reduced-motion, donde la barra no se anima */
.cuenta{
  float:right;font:600 20px/1.15 "IBM Plex Mono",monospace;color:var(--acc);
  font-variant-numeric:tabular-nums;
}

/* ---------------- cabecera de columnas de la pantalla de nivel ---------------- */
.cabecera-tabla{
  display:flex;justify-content:space-between;align-items:baseline;
  margin:0 2px 6px;
  font:500 11px/1 "IBM Plex Mono",ui-monospace,monospace;
  letter-spacing:.12em;text-transform:uppercase;color:var(--mute);
}
/* el premio de cada tarjeta, con su etiqueta debajo */
.lv strong{display:grid;justify-items:end;gap:3px;text-align:right}
.lv strong i{
  font:500 9px/1 "IBM Plex Mono",ui-monospace,monospace;
  letter-spacing:.12em;text-transform:uppercase;color:var(--mute);font-style:normal;
}

/* ---------------- aviso del email de facturación ---------------- */
.ojo{
  display:grid;gap:6px;margin:0 0 12px;padding:14px;border-radius:8px;
  background:var(--acc);color:#0b0d10;
}
.ojo b{font:700 15px/1.25 "Chakra Petch",sans-serif;text-transform:uppercase;letter-spacing:.02em}
.ojo .mail{
  font:600 17px/1.2 "IBM Plex Mono",ui-monospace,monospace;
  word-break:break-all;color:#0b0d10;
}
.ojo em{font:500 12px/1.4 "Chakra Petch",sans-serif;font-style:normal;color:#243015}
.ojo em b{font-size:inherit;text-transform:none;letter-spacing:normal}