/* ============================================================
   TECLEA · Lecciones, ejercicio, teclado virtual, resultados, curso
   ============================================================ */

/* ───────── Reproductor de lecciones ───────── */
.leccion { display: flex; flex-direction: column; gap: var(--e4); }
.leccion__cab { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--e3); }
.leccion__cab h1 { font-size: clamp(1.3rem, 1rem + 1.4vw, 2rem); margin: .25rem 0 0; }
.pasos-ej { display: flex; gap: .35rem; flex-wrap: wrap; }
.pasos-ej__p { display: inline-flex; align-items: center; gap: .4rem; padding: .3rem .8rem .3rem .35rem; border-radius: var(--r-pill); background: var(--superficie-2); color: var(--texto-suave); font-weight: 800; font-size: .82rem; }
.pasos-ej__p span { display: grid; place-items: center; width: 1.5rem; height: 1.5rem; border-radius: 50%; background: var(--superficie); font-size: .75rem; }
.pasos-ej__p--on { background: var(--primario); color: var(--primario-tinta); } .pasos-ej__p--on span { background: rgba(255,255,255,.25); color: inherit; }
.pasos-ej__p--ok { background: var(--ok-fondo); color: var(--ok-texto); } .pasos-ej__p--ok span { background: var(--ok); color: #fff; }
.ej-cab h2, .ej-cab h1 { margin: 0 0 .15rem; font-size: 1.3rem; } .ej-cab p { margin: 0; }

.intro { display: grid; gap: var(--e4); }
@media (min-width: 960px) { .intro { grid-template-columns: 1fr 1.2fr; align-items: start; } }
.intro__info { display: flex; flex-direction: column; align-items: flex-start; gap: .9rem; }
.intro__info h2, .intro__demo h2 { margin: 0; font-size: 1.15rem; } .intro__info p { margin: 0; }
.intro__tip { display: flex; gap: .6rem; align-items: flex-start; padding: .8rem 1rem; border-radius: var(--r-md); background: var(--aviso-fondo, #FEF3C7); color: var(--aviso-texto, #78350F); font-weight: 700; margin: 0; }
.intro__tip .icono { flex: none; margin-top: .1rem; }
.intro__demo { display: flex; flex-direction: column; gap: .6rem; }
.tecla-chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.tecla-chip { display: inline-flex; align-items: center; gap: .6rem; padding: .35rem .9rem .35rem .4rem; border-radius: var(--r-pill); background: color-mix(in srgb, var(--dedo) 22%, var(--superficie)); border: 2px solid var(--dedo); font-weight: 800; font-size: .88rem; }
.tecla-chip kbd { display: grid; place-items: center; min-width: 2rem; height: 2rem; padding: 0 .4rem; border-radius: 10px; background: var(--dedo); color: #1D1A3A; font: 700 1.1rem var(--fuente-titulo); box-shadow: 0 3px 0 rgba(0,0,0,.2); }

.entre { max-width: 560px; margin: 2rem auto; display: flex; flex-direction: column; align-items: center; gap: .6rem; text-align: center; }
.entre h2 { margin: 0; } .entre p { margin: 0; }

/* ───────── Ejercicio ───────── */
.ej { display: flex; flex-direction: column; gap: var(--e4); }
.ej__hud { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--e3); }
.ej__datos { display: flex; flex-wrap: wrap; gap: .5rem; }
.ej__dato { display: inline-flex; align-items: baseline; gap: .45rem; padding: .4rem .9rem; border-radius: var(--r-pill); background: var(--superficie); border: 1px solid var(--borde); box-shadow: var(--sombra-1); font-variant-numeric: tabular-nums; }
.ej__dato .icono { align-self: center; color: var(--primario); }
.ej__dato b { font: 700 1.2rem var(--fuente-titulo); } .ej__dato small { color: var(--texto-suave); font-weight: 800; font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; }
.ej__dato--urgente { background: var(--mal-fondo); } .ej__dato--urgente b { color: var(--mal-texto); animation: llama 1s ease-in-out infinite; }
.ej__texto { position: relative; padding: 1.3rem 1.6rem; min-height: 8rem; cursor: text; }
.ej__aviso { margin: 0; min-height: 1.4em; text-align: center; color: var(--texto-suave); font-weight: 700; }
.ej--en-curso .ej__aviso { visibility: hidden; }
.ej--en-curso .ej__aviso--alerta, .ej__aviso--alerta { visibility: visible !important; color: var(--mal-texto); }
.ej__pausa { position: absolute; inset: 0; z-index: 5; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .6rem; border-radius: inherit; background: color-mix(in srgb, var(--superficie) 88%, transparent); backdrop-filter: blur(6px); text-align: center; }
.ej__pausa strong { font: 700 1.5rem var(--fuente-titulo); } .ej__pausa p { margin: 0; color: var(--texto-suave); }
.entrada-oculta { position: absolute; left: 0; top: 0; width: 1px; height: 1px; opacity: 0; pointer-events: none; resize: none; border: 0; padding: 0; }

/* Texto a escribir */
.texto { --lh: 2.5rem; font: 500 clamp(1.35rem, 1rem + 1.5vw, 2rem)/var(--lh) var(--fuente-mono); letter-spacing: .02em; white-space: pre-wrap; overflow-wrap: break-word;
  max-height: calc(var(--lh) * 3); overflow: hidden; scroll-behavior: smooth; user-select: none; }
.ej__texto--grande .texto { --lh: 3.4rem; font-size: clamp(1.9rem, 1.3rem + 2.2vw, 2.8rem); }
.t { border-radius: 5px; transition: color .08s, background-color .08s; }
.t--pend { color: color-mix(in srgb, var(--texto) 52%, transparent); }
.t--ok { color: var(--ok-texto); }
.t--mal { color: var(--mal-texto); background: var(--mal-fondo); text-decoration: underline wavy; text-underline-offset: 4px; }
.t--act { background: color-mix(in srgb, var(--primario) 22%, transparent); box-shadow: 0 3px 0 var(--primario); color: var(--texto); animation: cursor-pulso 1.1s ease-in-out infinite; }
@keyframes cursor-pulso { 50% { background: color-mix(in srgb, var(--primario) 8%, transparent); } }
.t--sacude { animation: sacudir .28s; background: var(--mal-fondo) !important; box-shadow: 0 3px 0 var(--mal) !important; }
[data-colorblind="on"] .t--ok::after { content: ''; }
.ej--fin .texto { opacity: .85; }

/* ───────── Teclado virtual ───────── */
.kv { container-type: inline-size; display: flex; flex-direction: column; align-items: center; gap: .6rem; width: 100%; }
.kv[data-modo="oculto"] { display: none; }
.kv__teclado { --k: calc(100cqw / 15.5); width: 100%; max-width: 880px; display: flex; flex-direction: column; gap: calc(var(--k) * .1); padding: calc(var(--k) * .28); border-radius: calc(var(--k) * .5);
  background: linear-gradient(165deg, color-mix(in srgb, var(--superficie) 82%, #fff), var(--superficie-2) 60%, color-mix(in srgb, var(--superficie-2) 80%, #000));
  border: 1px solid var(--borde);
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, .35), inset 0 calc(var(--k) * -.12) calc(var(--k) * .25) rgba(0, 0, 0, .12), 0 calc(var(--k) * .22) 0 color-mix(in srgb, var(--superficie-2) 60%, #000), 0 calc(var(--k) * .5) calc(var(--k) * .6) calc(var(--k) * -.2) rgba(10, 6, 50, .45);
  transform: perspective(1400px) rotateX(5deg); transform-origin: 50% 100%; }
.kv__fila { display: flex; gap: calc(var(--k) * .1); }
.kv__k { position: relative; flex: var(--w) 1 0; min-width: 0; height: calc(var(--k) * .92); display: grid; place-items: center; border-radius: calc(var(--k) * .2);
  background: linear-gradient(180deg, color-mix(in srgb, var(--dedo) 30%, #fff 12%) 0%, color-mix(in srgb, var(--dedo) 26%, var(--superficie)) 55%, color-mix(in srgb, var(--dedo) 36%, var(--superficie)) 100%);
  color: var(--texto); font: 700 calc(var(--k) * .36) var(--fuente-titulo); text-shadow: 0 1px 0 rgba(255, 255, 255, .35);
  box-shadow: inset 0 calc(var(--k) * .035) 0 rgba(255, 255, 255, .55), inset 0 calc(var(--k) * -.05) calc(var(--k) * .05) rgba(0, 0, 0, .13), 0 calc(var(--k) * .09) 0 color-mix(in srgb, var(--dedo) 55%, #1B1250), 0 calc(var(--k) * .15) calc(var(--k) * .1) rgba(10, 6, 50, .3);
  transition: transform .08s, box-shadow .08s, background .12s; user-select: none; }
.kv__k:not([data-dedo]) { --dedo: var(--texto-suave); background: linear-gradient(180deg, color-mix(in srgb, var(--superficie-2) 80%, #fff), var(--superficie-2)); color: var(--texto-suave); box-shadow: inset 0 calc(var(--k) * .035) 0 rgba(255, 255, 255, .4), 0 calc(var(--k) * .08) 0 color-mix(in srgb, var(--superficie-2) 55%, #1B1250), 0 calc(var(--k) * .13) calc(var(--k) * .08) rgba(10, 6, 50, .25); font-size: calc(var(--k) * .26); }
.kv__k--relleno { visibility: hidden; }
.kv__sup { position: absolute; top: 7%; left: 11%; font-size: .55em; opacity: .65; font-weight: 700; }
.kv__etq { line-height: 1; }
.kv__k[data-code="KeyF"]::after, .kv__k[data-code="KeyJ"]::after { content: ''; position: absolute; bottom: 14%; width: 34%; height: 5%; border-radius: 4px; background: currentColor; opacity: .55; }
.kv__k--muerta .kv__etq { color: var(--primario); }
.kv__k--sig { background: linear-gradient(160deg, color-mix(in srgb, var(--dedo) 55%, #fff), var(--dedo)) !important; color: #1D1A3A !important; transform: translateY(calc(var(--k) * -.06)) scale(1.07); z-index: 2;
  box-shadow: inset 0 calc(var(--k) * .05) 0 rgba(255, 255, 255, .7), 0 0 0 3px #fff, 0 0 calc(var(--k) * .8) var(--dedo), 0 calc(var(--k) * .12) 0 color-mix(in srgb, var(--dedo) 60%, #000), 0 calc(var(--k) * .2) calc(var(--k) * .15) rgba(10, 6, 50, .4) !important; animation: kv-late 1s ease-in-out infinite; }
@keyframes kv-late { 50% { transform: translateY(calc(var(--k) * -.1)) scale(1.1); } }
.kv__k--paso2 { filter: saturate(1.3); }
.kv__k--mod { outline: 3px dashed var(--dedo); outline-offset: 2px; background: color-mix(in srgb, var(--dedo) 45%, var(--superficie)); animation: kv-late 1s ease-in-out infinite; }
.kv__k--presionada { transform: translateY(calc(var(--k) * .07)); box-shadow: inset 0 calc(var(--k) * .03) calc(var(--k) * .05) rgba(0, 0, 0, .25), 0 calc(var(--k) * .02) 0 color-mix(in srgb, var(--dedo) 55%, #1B1250); filter: brightness(.94); }
.kv__k--mal { animation: kv-mal .36s; }
@keyframes kv-mal { 0%, 100% { transform: none; } 25% { transform: translateX(-4px); background: var(--mal-fondo); } 75% { transform: translateX(4px); background: var(--mal-fondo); box-shadow: 0 0 0 3px var(--mal); } }
.kv__ayuda { margin: 0; min-height: 1.5em; font-weight: 800; color: var(--primario); text-align: center; }
.kv[data-modo="libre"] .manos { opacity: .45; }

/* ───────── Manos ───────── */
.manos { width: min(100%, 760px); height: auto; overflow: visible; }
.mano__palma { fill: color-mix(in srgb, var(--texto) 7%, var(--superficie)); stroke: var(--borde); stroke-width: 1.5; }
.dedo-svg { transition: transform .22s var(--resorte); transform-box: fill-box; }
.dedo-svg__forma { fill: color-mix(in srgb, var(--texto) 9%, var(--superficie)); stroke: var(--borde); stroke-width: 1.5; transition: fill .2s, filter .2s; }
.dedo-svg__tecla { font: 700 15px var(--fuente-titulo); fill: var(--texto-suave); pointer-events: none; }
.dedo-svg--on { transform: translateY(-16px); } .dedo-svg--on .dedo-svg__forma { fill: var(--dedo); stroke: #fff; filter: drop-shadow(0 0 10px var(--dedo)); } .dedo-svg--on .dedo-svg__tecla { fill: #1D1A3A; }
.dedo-svg--suave .dedo-svg__forma { fill: color-mix(in srgb, var(--dedo) 40%, var(--superficie)); }

/* ───────── Resultados ───────── */
.res { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--e4); }
.res__cab { display: flex; align-items: center; gap: var(--e4); } .res__cab h1 { margin: .3rem 0 .2rem; font-size: clamp(1.4rem, 1.1rem + 1.6vw, 2.1rem); } .res__msg { margin: 0; color: var(--texto-suave); font-weight: 700; }
.res__estrellas { display: flex; justify-content: center; gap: .6rem; }
.res__estrella { color: color-mix(in srgb, var(--texto-suave) 35%, transparent); } .res__estrella--llena { color: var(--sol-400); filter: drop-shadow(0 4px 8px rgba(255, 184, 0, .5)); }
.res__estrella--oculta { opacity: 0; transform: scale(.2) rotate(-40deg); } .res__estrella--pop { animation: estrella-pop .6s var(--resorte); }
@keyframes estrella-pop { from { opacity: 0; transform: scale(.2) rotate(-40deg); } to { opacity: 1; transform: none; } }
.res__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(7rem, 1fr)); gap: .6rem; }
.res__metrica { display: flex; flex-direction: column; align-items: center; padding: .8rem; border-radius: var(--r-md); background: var(--superficie-2); }
.res__metrica b { font: 700 2rem/1 var(--fuente-titulo); font-variant-numeric: tabular-nums; } .res__metrica small { color: var(--texto-suave); font-weight: 800; }
.res__xp { display: flex; flex-direction: column; gap: .5rem; padding: 1rem; border-radius: var(--r-md); background: color-mix(in srgb, var(--sol-400) 16%, var(--superficie)); }
.res__xp-tit { display: flex; align-items: center; gap: .6rem; font-size: 1.2rem; } .res__xp-tit .icono { color: var(--sol-500); }
.res__moneda { margin-left: auto; display: inline-flex; align-items: center; gap: .3rem; font-weight: 800; } .res__moneda .icono { color: var(--sol-500); }
.res__xp-lista { display: flex; flex-direction: column; gap: .25rem; } .res__xp-lista li { display: flex; justify-content: space-between; font-size: .92rem; animation: aparece .5s var(--suave) both; animation-delay: calc(var(--i) * 120ms + 300ms); }
.res__chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.res__nivel { display: flex; align-items: center; gap: .6rem; padding: .8rem 1rem; border-radius: var(--r-md); background: linear-gradient(120deg, var(--violeta-500), var(--coral-500)); color: #fff; }
.res__tit2 { font-size: 1.1rem; margin: 0 0 .5rem; }
.res__medallas-fila { display: flex; flex-wrap: wrap; gap: 1rem; } .res__medalla { margin: 0; display: flex; align-items: center; gap: .7rem; } .res__medalla figcaption { display: flex; flex-direction: column; } .res__medalla small { color: var(--texto-suave); }

/* ───────── Curso (mapa de lecciones) ───────── */
.curso { display: flex; flex-direction: column; gap: var(--e5); }
.curso__hero { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--e4); padding: var(--e5) var(--e5); }
.curso__hero-texto { display: flex; flex-direction: column; align-items: flex-start; gap: .5rem; } .curso__hero-texto h1 { margin: 0; } .curso__hero-texto p { margin: 0; }
.curso__hero .anillo { color: rgba(255, 255, 255, .9); } .curso__pct { font: 700 1.8rem var(--fuente-titulo); } .curso__hero small { color: rgba(255,255,255,.8); }
.curso__cuerpo { display: grid; gap: var(--e5); align-items: start; grid-template-columns: minmax(0, 1fr); } .curso__cuerpo > * { min-width: 0; }
@media (min-width: 1000px) { .curso__cuerpo { grid-template-columns: 320px minmax(0, 1fr); } .curso__lado { position: sticky; top: 5.5rem; } }
.curso__lado { display: flex; flex-direction: column; gap: var(--e4); }
.mundos-sel { display: flex; flex-direction: column; gap: .4rem; }
@media (max-width: 999.98px) { .mundos-sel { flex-direction: row; overflow-x: auto; padding-bottom: .5rem; scroll-snap-type: x proximity; } .mundo-btn { flex: none; min-width: 11rem; } }
.mundo-btn { position: relative; display: flex; align-items: center; gap: .7rem; padding: .6rem .8rem .8rem; border: 2px solid var(--borde); border-radius: var(--r-md); background: var(--superficie); text-align: left; overflow: hidden; scroll-snap-align: start; transition: transform var(--t-rapida) var(--resorte), border-color var(--t-rapida); }
.mundo-btn:hover { transform: translateX(3px); }
.mundo-btn[aria-pressed="true"] { border-color: var(--g1); background: color-mix(in srgb, var(--g1) 12%, var(--superficie)); }
.mundo-btn__n { font: 700 1.2rem var(--fuente-mono); color: color-mix(in srgb, var(--g1) 45%, var(--texto)); } .mundo-btn__t { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; } .mundo-btn__t strong { font: 600 .95rem var(--fuente-titulo); } .mundo-btn__t small { color: var(--texto-suave); }
.mundo-btn__barra { position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: var(--superficie-2); } .mundo-btn__barra b { display: block; height: 100%; background: linear-gradient(90deg, var(--g1), var(--g2)); }
.mundo-btn__opc { position: absolute; top: .3rem; right: .5rem; font-size: .65rem; font-style: normal; font-weight: 800; color: var(--texto-suave); text-transform: uppercase; }
.curso__mundo-tit { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; margin-bottom: var(--e3); }
.lecciones { display: grid; gap: .6rem; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); }
.leccion-nodo { position: relative; display: flex; align-items: center; gap: .8rem; padding: .7rem .9rem; border: 2px solid var(--borde); border-radius: var(--r-md); background: var(--superficie); text-align: left; transition: transform var(--t-rapida) var(--resorte), box-shadow var(--t-rapida), border-color var(--t-rapida); }
.leccion-nodo:hover:not(.leccion-nodo--bloqueada) { transform: translateY(-3px); box-shadow: var(--sombra-2); }
.leccion-nodo__num { display: grid; place-items: center; flex: none; width: 2.6rem; height: 2.6rem; border-radius: 38% 62% 55% 45% / 48% 42% 58% 52%; background: linear-gradient(145deg, var(--g1), var(--g2)); color: #fff; font: 700 1.1rem var(--fuente-titulo); box-shadow: 0 3px 0 rgba(0,0,0,.18); }
.leccion-nodo__txt { display: flex; flex-direction: column; min-width: 0; flex: 1; line-height: 1.2; } .leccion-nodo__txt strong { font: 600 .98rem var(--fuente-titulo); } .leccion-nodo__txt small { color: var(--texto-suave); display: flex; gap: .3rem; align-items: center; flex-wrap: wrap; }
.leccion-nodo__tipo { display: inline-flex; align-items: center; gap: .25rem; }
.leccion-nodo__est { display: flex; gap: 1px; color: color-mix(in srgb, var(--texto-suave) 35%, transparent); } .leccion-nodo__est .on { color: var(--sol-400); }
.leccion-nodo--actual { border-color: var(--sol-400); box-shadow: 0 0 0 3px color-mix(in srgb, var(--sol-400) 35%, transparent); } .leccion-nodo--actual .leccion-nodo__num { animation: nodo-late 1.8s ease-in-out infinite; }
.leccion-nodo--completada .leccion-nodo__num { background: linear-gradient(145deg, var(--menta-400), var(--menta-500)); color: #06261D; }
.leccion-nodo--bloqueada { opacity: .85; filter: grayscale(.5); } .leccion-nodo--bloqueada .leccion-nodo__num { background: var(--superficie-2); color: var(--texto-suave); box-shadow: none; }
.leccion-nodo--jefe .leccion-nodo__num { background: linear-gradient(145deg, var(--sol-400), var(--coral-500)); color: #3A1000; }
.refuerzo { display: flex; flex-direction: column; gap: var(--e3); } .refuerzo p { margin: 0; }
.debiles { display: flex; flex-wrap: wrap; gap: .5rem; } .debiles li { display: flex; align-items: center; gap: .4rem; } .debiles kbd { display: grid; place-items: center; min-width: 2rem; height: 2rem; border-radius: 8px; background: var(--mal-fondo); color: var(--mal-texto); font: 700 1rem var(--fuente-titulo); } .debiles small { color: var(--texto-suave); }

/* ───────── Práctica ───────── */
.practica { max-width: 920px; margin: 0 auto; }
.practica__cfg { display: flex; flex-direction: column; gap: var(--e4); }
.practica__cfg h1 { margin: 0; font-size: clamp(1.5rem, 1.1rem + 1.6vw, 2.1rem); } .practica__cfg p { margin: 0; }

/* ───────── Introducción de postura ───────── */
.intro-curso { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--e4); }
.intro-curso__barra { height: .6rem; border-radius: 99px; background: var(--superficie-2); overflow: hidden; } .intro-curso__barra i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--primario), var(--menta-400)); transition: width .4s var(--suave); }
.intro-curso__card { display: flex; flex-direction: column; gap: var(--e3); } .intro-curso__card h1 { margin: 0; font-size: clamp(1.5rem, 1.1rem + 1.6vw, 2.1rem); } .intro-curso__card p { margin: 0; }
.quiz { display: grid; gap: var(--e4); align-items: center; } @media (min-width: 700px) { .quiz { grid-template-columns: 1.1fr .9fr; } }
.quiz__fig { margin: 0; padding: var(--e3); border-radius: var(--r-lg); background: var(--superficie-2); text-align: center; } .quiz__fig figcaption { color: var(--texto-suave); font-weight: 800; margin-top: .4rem; }
.quiz__botones { display: flex; flex-direction: column; gap: .7rem; }
.quiz__resp { margin: 0; padding: .7rem 1rem; border-radius: var(--r-md); font-weight: 700; min-height: 3rem; } .quiz__resp--ok { background: var(--ok-fondo); color: var(--ok-texto); } .quiz__resp--no { background: var(--mal-fondo); color: var(--mal-texto); }
.postura-svg { width: 100%; height: auto; max-height: 260px; }
.ps-suelo { fill: var(--borde); } .ps-mesa { fill: color-mix(in srgb, var(--texto-suave) 55%, var(--superficie)); } .ps-silla { fill: color-mix(in srgb, var(--primario) 60%, var(--superficie)); }
.ps-teclado { fill: var(--dedo-indice); } .ps-pantalla { fill: var(--texto); }
.ps-cuerpo, .ps-brazo { fill: none; stroke: var(--texto); stroke-width: 9; stroke-linecap: round; stroke-linejoin: round; } .ps-brazo { stroke: var(--primario); stroke-width: 7; } .ps-cabeza { fill: var(--sol-400); stroke: var(--texto); stroke-width: 3; }
.reglas { display: flex; flex-direction: column; gap: .8rem; } .reglas li { display: flex; gap: .8rem; align-items: flex-start; } .reglas p { margin: 0; color: var(--texto-suave); } .reglas__ic { display: grid; place-items: center; flex: none; width: 2.8rem; height: 2.8rem; border-radius: 14px; background: color-mix(in srgb, var(--primario) 14%, transparent); color: var(--primario); }

/* Estilos por grado */
[data-estilo="ludico"] .t--act { box-shadow: 0 4px 10px -3px var(--sombra-color); }
[data-estilo="staff"] .t--act { box-shadow: 0 2px 0 var(--primario); }

.tutorial { display: flex; align-items: center; gap: var(--e4); flex-wrap: wrap; border: 2px dashed var(--primario); }
.tutorial > div { flex: 1; min-width: 14rem; }

/* Introducción: botón en espera hasta presionar la tecla que brilla */
.intro__pista { margin: .6rem 0 0; font-weight: 800; color: var(--primario); min-height: 1.4em; }
.intro__pista--oculta { display: none; }
.btn--esperando { opacity: .55; cursor: not-allowed; filter: grayscale(.4); }
.btn--listo { animation: listo-pop .45s var(--resorte, ease-out), listo-late 1.4s .45s ease-in-out infinite; }
@keyframes listo-pop { from { transform: scale(.9); } 60% { transform: scale(1.08); } to { transform: scale(1); } }
@keyframes listo-late { 0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--primario) 55%, transparent); } 50% { box-shadow: 0 0 0 12px color-mix(in srgb, var(--primario) 0%, transparent); } }
[data-motion="reducido"] .btn--listo { animation: none; }

/* Medalla ganada: entra girando como una moneda y con destello */
.res__medalla .medalla { animation: medalla-gira 1.1s cubic-bezier(.2, .9, .3, 1.2) backwards .9s; position: relative; }
.res__medalla .medalla::after { content: ''; position: absolute; inset: -12%; border-radius: 50%; background: radial-gradient(closest-side, rgba(255, 255, 255, .95), rgba(255, 220, 120, .35) 45%, transparent 70%); opacity: 0; animation: medalla-brillo 1.4s ease-out both 1.5s; pointer-events: none; }
@keyframes medalla-gira { 0% { transform: perspective(700px) rotateY(-540deg) scale(.2); opacity: 0; } 70% { opacity: 1; } 100% { transform: perspective(700px) rotateY(0) scale(1); opacity: 1; } }
@keyframes medalla-brillo { 0% { opacity: 0; transform: scale(.5); } 35% { opacity: 1; } 100% { opacity: 0; transform: scale(1.5); } }
@media (prefers-reduced-motion: reduce) { .res__medalla .medalla, .res__medalla .medalla::after { animation: none; } }

/* ───────── 2.º–3.º: la mascota acompaña el ejercicio y celebra ───────── */
.ej__amigo { position: fixed; right: clamp(.6rem, 2.5vw, 2rem); bottom: clamp(.6rem, 3vh, 2rem); z-index: 20; width: clamp(5rem, 9vw, 7rem); pointer-events: none; animation: amigo-respira 3s ease-in-out infinite; transform-origin: 50% 100%; }
.ej__amigo .pj3d, .ej__amigo svg { display: block; width: 100%; height: auto; }
.ej__burbuja { position: absolute; right: 70%; bottom: 62%; min-width: 9rem; max-width: 14rem; padding: .55rem .9rem; border-radius: 22px 22px 6px 22px; background: #fff; color: #2B1A7A; font: 700 1rem var(--fuente-titulo); text-align: center; box-shadow: 0 8px 20px -8px rgba(20, 10, 70, .55); opacity: 0; transform: scale(.6) translateY(10px); transform-origin: 100% 100%; transition: opacity .2s, transform .3s var(--resorte); }
.ej__burbuja--ver { opacity: 1; transform: none; }
.ej__amigo[data-estado="salta"] { animation: amigo-salta .7s ease; }
.ej__amigo[data-estado="ay"] { animation: amigo-ay .5s ease; }
.ej__amigo[data-estado="baila"] { animation: amigo-baila .6s ease-in-out infinite; }
@keyframes amigo-respira { 50% { transform: scale(1.04, .97); } }
@keyframes amigo-salta { 0%, 100% { transform: translateY(0); } 35% { transform: translateY(-34px) rotate(-8deg) scale(1.08); } 65% { transform: translateY(-12px) rotate(6deg); } }
@keyframes amigo-ay { 20% { transform: translateX(-8px) rotate(-6deg); } 40% { transform: translateX(8px) rotate(6deg); } 60% { transform: translateX(-5px); } 80% { transform: translateX(5px); } }
@keyframes amigo-baila { 0%, 100% { transform: translateY(0) rotate(-8deg); } 50% { transform: translateY(-22px) rotate(8deg); } }
/* Resultado: la mascota baila según las estrellas */
.res__amigo { flex: none; width: clamp(6.5rem, 14vw, 9.5rem); animation: amigo-baila .7s ease-in-out 6; }
.res__amigo--0 { animation: amigo-respira 3s ease-in-out infinite; }
.res__amigo .pj3d, .res__amigo svg { display: block; width: 100%; height: auto; }
@media (max-width: 700px) { .ej__amigo { width: 4.2rem; bottom: 4.6rem; } .ej__burbuja { font-size: .85rem; min-width: 7rem; } }
@media (prefers-reduced-motion: reduce) { .ej__amigo, .res__amigo { animation: none; } }
/* 3D (2.º grado) */
.ej__amigo--3d { width: 150px; right: clamp(.2rem, 1.5vw, 1.2rem); bottom: clamp(.2rem, 2vh, 1rem); }
.ej__amigo--3d .escena3d { display: block; width: 150px; height: 172px; filter: drop-shadow(0 8px 10px rgba(20, 10, 70, .25)); }
.ej__amigo--3d .ej__burbuja { right: 62%; bottom: 74%; }
.res__amigo--3d { width: 230px; margin-block: -1rem; animation: none; }
.res__amigo--3d .escena3d { display: block; width: 230px; height: 250px; max-width: 100%; }
@media (max-width: 700px) { .ej__amigo--3d { width: 96px; } .ej__amigo--3d .escena3d { width: 96px; height: 110px; } .res__amigo--3d { width: 170px; } .res__amigo--3d .escena3d { width: 170px; height: 185px; } }