@font-face{font-family:"Montserrat";font-weight:500;src:url(../fonts/Montserrat-500.ttf) format("truetype");font-display:swap}
@font-face{font-family:"Montserrat";font-weight:700;src:url(../fonts/Montserrat-700.ttf) format("truetype");font-display:swap}
@font-face{font-family:"Orbitron";font-weight:700;src:url(../fonts/Orbitron-700.ttf) format("truetype");font-display:swap}
@font-face{font-family:"Orbitron";font-weight:900;src:url(../fonts/Orbitron-900.ttf) format("truetype");font-display:swap}
@font-face{font-family:"JetBrains Mono";font-weight:500;src:url(../fonts/JetBrainsMono-500.ttf) format("truetype");font-display:swap}

:root{
  --noche:#05030c; --noche2:#0d0720; --p900:#120a26; --p800:#1a1033; --p700:#2a1a55; --p600:#5b2f9a; --p500:#7a3fd1; --p400:#8b5cff; --p300:#b184ff; --p200:#d9c8ff;
  --na:#ff7a4d; --na2:#f96b43; --ok:#2fe0a0; --ko:#ff5c8a;
  --tx:#ece6fa; --mut:#a79bc4;
  --borde:rgba(139,92,255,.45); --vidrio:linear-gradient(145deg,rgba(42,26,85,.62),rgba(13,7,32,.82));
  --disp:"Orbitron",system-ui,sans-serif; --mono:"JetBrains Mono",ui-monospace,monospace;
  --brillo:0 0 24px rgba(139,92,255,.35);
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{font-family:"Montserrat",system-ui,sans-serif;font-weight:500;color:var(--tx);line-height:1.55;background:var(--noche);height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden}
button{font:inherit;cursor:pointer;border:0;color:inherit;background:none}
.oculto{display:none!important}
.mono{font-family:var(--mono);letter-spacing:.04em}

/* fondo */
#red{position:fixed;inset:0;width:100%;height:100%;z-index:0}
.fondo{position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(ellipse 90% 80% at 70% 40%,#1b0f3d 0,#0a0519 55%,var(--noche) 100%)}
.fondo .rejilla{position:absolute;inset:0;background-image:linear-gradient(rgba(139,92,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(139,92,255,.07) 1px,transparent 1px);background-size:38px 38px;mask-image:radial-gradient(ellipse at 60% 45%,#000 20%,transparent 78%)}
.fondo .halo{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5}
.halo.h1{width:520px;height:520px;right:-120px;top:-100px;background:#5b2f9a;animation:deriva 16s ease-in-out infinite alternate}
.halo.h2{width:420px;height:420px;left:-120px;bottom:-100px;background:#7a2d1f;opacity:.3;animation:deriva 20s ease-in-out infinite alternate-reverse}
@keyframes deriva{to{transform:translate(60px,40px) scale(1.15)}}
.fondo .scan{position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(255,255,255,.018) 0 1px,transparent 1px 3px)}

/* header */
.top{position:sticky;top:0;z-index:60;display:flex;align-items:center;gap:18px;padding:12px 26px;background:rgba(8,4,20,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--borde)}
.marca{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}
.marca img{width:40px;height:40px;border-radius:9px;box-shadow:0 0 0 1px var(--borde),var(--brillo)}
.marca b{font-family:var(--disp);font-weight:900;letter-spacing:.14em;font-size:15px;display:block;line-height:1.1}
.marca small{font-family:var(--mono);font-size:10.5px;color:var(--na);text-transform:uppercase;letter-spacing:.12em}
.seccion-actual{margin-left:auto;display:flex;align-items:center;gap:12px;font-size:13px;color:var(--mut)}
.seccion-actual b{color:#fff;font-weight:700;letter-spacing:.04em}
.seccion-actual .mono{color:var(--na);font-size:12px}
.burger{width:46px;height:46px;border-radius:12px;border:1px solid var(--borde);background:rgba(139,92,255,.1);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;transition:.25s}
.burger:hover{background:rgba(139,92,255,.25);box-shadow:var(--brillo)}
.burger i{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.burger[aria-expanded=true] i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded=true] i:nth-child(2){opacity:0}
.burger[aria-expanded=true] i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.burger:focus-visible,.btn:focus-visible,.opcion:focus-visible,.capa:focus-visible,.chipo:focus-visible,.regla:focus-visible,.nova:focus-visible,#menu a:focus-visible{outline:2px solid var(--na);outline-offset:3px}
.barra{height:3px;background:rgba(139,92,255,.18);position:relative;z-index:60}
#barra-prog{height:100%;width:25%;background:linear-gradient(90deg,var(--p400),var(--na));box-shadow:0 0 12px var(--p400);transition:width .6s}

/* drawer hamburguesa */
.velo{position:fixed;inset:0;background:rgba(3,1,10,.7);backdrop-filter:blur(3px);opacity:0;pointer-events:none;transition:.3s;z-index:70}
.velo.on{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(360px,88vw);z-index:80;background:linear-gradient(180deg,#140b2b,#07040f);border-left:1px solid var(--borde);padding:90px 26px 26px;transform:translateX(105%);transition:transform .4s cubic-bezier(.2,.8,.2,1);display:flex;flex-direction:column;gap:12px;box-shadow:-20px 0 60px rgba(0,0,0,.6)}
.drawer.on{transform:none}
.rotulo{font-size:11.5px;color:var(--na);letter-spacing:.16em;margin:8px 0 2px}
#menu{display:grid;gap:10px}
#menu a{display:grid;grid-template-columns:42px 1fr 22px;align-items:center;gap:6px;padding:15px 16px;text-decoration:none;color:var(--tx);border:1px solid rgba(139,92,255,.25);border-radius:4px 16px 4px 16px;background:rgba(139,92,255,.06);transition:.25s;position:relative;overflow:hidden}
#menu a::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--p400);opacity:.4}
#menu a .mono{color:var(--p300);font-size:13px}
#menu a b{font-weight:700;font-size:15px}
#menu a:hover{background:rgba(139,92,255,.2);border-color:var(--p400);transform:translateX(-4px)}
#menu a.on{background:linear-gradient(90deg,rgba(255,122,77,.22),rgba(139,92,255,.12));border-color:var(--na)}
#menu a.on::before{background:var(--na);opacity:1}
#menu a.on .mono{color:var(--na)}
#menu a.hecho em::after{content:"✓";color:var(--ok);font-style:normal;font-weight:700}
.ajuste{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border:1px solid rgba(139,92,255,.25);border-radius:12px;font-weight:700;font-size:14px;background:rgba(139,92,255,.06)}
.interruptor{width:44px;height:24px;border-radius:99px;background:#3a2a62;position:relative;transition:.3s}
.interruptor::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.3s}
.ajuste[aria-pressed=true] .interruptor{background:var(--p400);box-shadow:var(--brillo)}
.ajuste[aria-pressed=true] .interruptor::after{transform:translateX(20px)}
.pie-drawer{margin-top:auto;font-size:12px;color:var(--mut)}.pie-drawer b{color:var(--na)}

/* escena */
/* lienzo de presentación 1280×640, escalado para caber siempre */
.viewport{position:relative;flex:1;min-height:0;z-index:2;overflow:hidden}
.escena{position:absolute;left:50%;top:50%;width:1280px;height:640px;transform:translate(-50%,-50%) scale(var(--esc,1));display:grid;grid-template-columns:290px 1fr;gap:26px;padding:0}
.lado{align-self:center;display:flex;flex-direction:column;align-items:center}
.nova{width:250px;padding:0;transition:transform .3s;filter:drop-shadow(0 0 22px rgba(139,92,255,.4))}
.nova:hover{transform:scale(1.03)}
#nova-svg{width:100%;height:auto;overflow:visible}
.subtitulo{width:100%;margin-top:6px;border:1px solid var(--borde);background:var(--vidrio);padding:12px 16px 14px;border-radius:4px 18px 4px 18px;position:relative;min-height:120px;box-shadow:var(--brillo);transition:.3s}
.subtitulo.habla{border-color:var(--na);box-shadow:0 0 26px rgba(255,122,77,.3)}
.etiqueta{font-size:10.5px;color:var(--na);display:flex;align-items:center;gap:8px;margin-bottom:6px;letter-spacing:.14em}
.led{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok);animation:led 1.4s infinite}
.habla .led{background:var(--na);box-shadow:0 0 10px var(--na)}
@keyframes led{50%{opacity:.3}}
.subtitulo p{font-size:13px;font-weight:500;color:#ede7fb;line-height:1.5;max-height:130px;overflow:hidden}

/* avatar animación */
.anillos .a1{animation:gira 40s linear infinite}.anillos .a2{animation:gira 22s linear infinite reverse}.anillos .a3{animation:gira 30s linear infinite}
.anillos circle{transform-box:view-box;transform-origin:0 0}
@keyframes gira{to{transform:rotate(360deg)}}
.anillos .pulso{animation:onda 3.6s ease-out infinite;opacity:0}
@keyframes onda{0%{opacity:.7;r:62px}100%{opacity:0;r:116px}}
.flota{animation:flota 4s ease-in-out infinite}
@keyframes flota{50%{transform:translateY(-7px)}}
.cabeza,.aur-anillo,.parp,.busca,.barrido{transform-box:fill-box;transform-origin:center}
.cabeza{animation:cab 6s ease-in-out infinite}
@keyframes cab{25%{transform:rotate(-1.6deg)}75%{transform:rotate(1.6deg)}}
.aur-anillo{animation:aur 2.2s ease-in-out infinite}
@keyframes aur{50%{transform:scale(1.25);opacity:.5}}
.parp{animation:parp 5s infinite}
@keyframes parp{0%,93%,100%{transform:scaleY(1)}96%{transform:scaleY(.1)}}
.barrido{animation:barrido 3.2s ease-in-out infinite}
@keyframes barrido{0%{transform:translateX(0)}50%{transform:translateX(66px)}100%{transform:translateX(0)}}
.busca{animation:busca 1.1s ease-in-out infinite alternate}
@keyframes busca{from{transform:translateX(-3px)}to{transform:translateX(3px)}}
.ojos{display:none}
.e-normal .o-normal,.e-feliz .o-feliz,.e-triste .o-triste,.e-pensando .o-pensando{display:block}
.eq rect{fill:var(--p300);transform-box:fill-box;transform-origin:center}
.hablando .eq rect{fill:var(--na);animation:eq .34s ease-in-out infinite alternate}
.hablando .eq rect:nth-child(2){animation-duration:.27s}.hablando .eq rect:nth-child(3){animation-duration:.41s}.hablando .eq rect:nth-child(4){animation-duration:.23s}.hablando .eq rect:nth-child(5){animation-duration:.37s}.hablando .eq rect:nth-child(6){animation-duration:.29s}
@keyframes eq{from{transform:scaleY(1)}to{transform:scaleY(11)}}
.hablando .aur-anillo{animation-duration:.5s}
.e-feliz{filter:drop-shadow(0 0 14px rgba(255,122,77,.55))}
.e-triste{filter:hue-rotate(-30deg) saturate(.8) brightness(.9)}
.salto .flota{animation:salto .8s ease-out}
@keyframes salto{0%{transform:translateY(0)}35%{transform:translateY(-26px) scale(1.04)}70%{transform:translateY(-3px)}100%{transform:translateY(0)}}
.saludo .cabeza{animation:saluda .5s ease-in-out 4 alternate}
@keyframes saluda{from{transform:rotate(-7deg)}to{transform:rotate(7deg)}}
.tiembla .flota{animation:glitch .55s steps(2)}
@keyframes glitch{20%{transform:translateX(-7px) skewX(4deg)}40%{transform:translateX(7px) skewX(-4deg)}60%{transform:translateX(-4px)}80%{transform:translateX(3px)}}


/* ================= panel principal ================= */
.paneles{position:relative;background:var(--vidrio);border:1px solid var(--borde);padding:26px 34px 30px;height:100%;min-height:0;backdrop-filter:blur(8px);box-shadow:var(--brillo),inset 0 0 60px rgba(139,92,255,.08);clip-path:polygon(0 0,calc(100% - 26px) 0,100% 26px,100% 100%,26px 100%,0 calc(100% - 26px))}
.esq{position:absolute;width:20px;height:20px;border:2px solid var(--na);pointer-events:none}
.e1{left:10px;top:10px;border-right:0;border-bottom:0}.e2,.e3{display:none}.e4{right:10px;bottom:10px;border-left:0;border-top:0}
.slide{display:none;position:relative;height:100%;flex-direction:column;animation:entra .5s cubic-bezier(.2,.8,.2,1)}
.slide.on{display:flex}
@keyframes entra{from{opacity:0;transform:translateY(14px);filter:blur(4px)}}
.chip{display:inline-block;color:var(--na);font-size:11.5px;letter-spacing:.18em;margin-bottom:8px}
h1{font-family:var(--disp);font-size:30px;font-weight:900;line-height:1.16;color:#fff;margin-bottom:12px}
h1 em{font-style:normal;background:linear-gradient(90deg,var(--p300),var(--na));-webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-size:18px;font-weight:700;color:#fff;margin-bottom:12px;line-height:1.35}
.lead{font-size:14.5px;color:var(--mut);margin-bottom:14px;max-width:560px}
.lead b{color:var(--p200)}
.rotulo{font-size:11px}
.cabecera{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:14px}
.cabecera h1{margin-bottom:0;font-size:26px}
.meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px;font-size:11.5px}
.meta span{border:1px solid var(--borde);padding:6px 12px;border-radius:3px 12px 3px 12px;color:var(--p200);background:rgba(139,92,255,.08)}
.meta i{font-style:normal;color:var(--na);margin-right:4px}
.nota{font-size:11.5px;color:var(--mut);margin:0 0 12px}

.btn{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,var(--na),var(--na2));color:#1a0b05;font-weight:700;font-size:13px;padding:11px 22px;border-radius:4px 16px 4px 16px;text-decoration:none;letter-spacing:.04em;text-transform:uppercase;box-shadow:0 0 0 1px rgba(255,255,255,.12) inset,0 8px 24px rgba(255,122,77,.32);transition:.2s;position:relative;overflow:hidden}
.btn i{font-style:normal;transition:.2s}
.btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,255,255,.2) inset,0 12px 30px rgba(255,122,77,.5)}
.btn:hover:not(:disabled) i{transform:translateX(4px)}
.btn::after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);transform:skewX(-20deg);animation:brilla 3.4s infinite}
@keyframes brilla{0%,60%{left:-60%}100%{left:130%}}
.btn:disabled{background:#2a1f45;color:#7a6c9c;box-shadow:none;cursor:not-allowed}.btn:disabled::after{display:none}
.btn.grande{font-size:14.5px;padding:14px 30px}
.btn.sec{background:rgba(139,92,255,.18);color:#fff;box-shadow:0 0 0 1px var(--borde) inset}
.acciones{margin-top:18px;display:flex;gap:12px;flex-wrap:wrap}

/* diagrama: pila de capas -> modelo -> salida */
.hero{display:grid;grid-template-columns:1fr 330px;gap:34px;align-items:center;height:100%}
.hero-txt{align-self:center}
.flujo{display:flex;flex-direction:column;align-items:stretch;gap:0;border:1px solid rgba(139,92,255,.3);border-radius:4px 20px 4px 20px;background:rgba(5,3,12,.4);padding:16px 18px 18px}
.pila{display:grid;gap:7px}
.pila span{display:flex;align-items:center;gap:12px;padding:8px 14px;font-weight:700;font-size:13px;border:1px solid rgba(139,92,255,.45);border-radius:3px 12px 3px 12px;background:linear-gradient(90deg,rgba(91,47,154,.5),rgba(26,16,51,.5));animation:desliza .6s calc(var(--i)*.12s + .2s) backwards;position:relative}
.pila span b{font-family:var(--mono);font-weight:500;color:var(--na);font-size:12px}
.pila span:nth-child(odd){margin-left:0}.pila span:nth-child(even){margin-left:14px}
@keyframes desliza{from{opacity:0;transform:translateX(-24px)}}
.flecha{height:22px;position:relative}
.flecha i{position:absolute;left:50%;top:2px;bottom:2px;width:2px;background:linear-gradient(var(--p400),var(--na));margin-left:-1px}
.flecha i::after{content:"";position:absolute;bottom:-1px;left:-4px;border:5px solid transparent;border-top:7px solid var(--na);border-bottom:0}
.flecha i::before{content:"";position:absolute;left:-2px;width:6px;height:6px;border-radius:50%;background:#fff;animation:fluye 1.6s linear infinite}
@keyframes fluye{from{top:0;opacity:1}to{top:100%;opacity:0}}
.flecha.corta{height:16px}
.modelo{display:flex;align-items:center;justify-content:center;gap:10px;padding:8px;font-family:var(--disp);font-size:12px;letter-spacing:.1em;color:#fff;border:1px solid var(--p400);border-radius:3px 14px 3px 14px;background:rgba(139,92,255,.2);box-shadow:var(--brillo)}
.modelo svg{width:34px;height:34px;animation:gira 14s linear infinite}
.modelo.chico{padding:9px;font-size:11px}
@keyframes gira{to{transform:rotate(360deg)}}
.salida{padding:9px;text-align:center;font-size:11px;color:#04140d;background:linear-gradient(90deg,var(--ok),#7af0c4);border-radius:3px 12px 3px 12px;font-weight:500;letter-spacing:.1em}

/* pasos (pestañas) */
.pasos{display:flex;gap:8px;font-size:11.5px}
.pasos button{border:1px solid rgba(139,92,255,.3);padding:9px 16px;border-radius:3px 12px 3px 12px;color:var(--mut);display:flex;align-items:center;gap:8px;letter-spacing:.06em;text-transform:uppercase;background:rgba(139,92,255,.05)}
.pasos i{font-style:normal;color:var(--p300)}
.pasos button.on{background:rgba(139,92,255,.28);color:#fff;border-color:var(--p400);box-shadow:var(--brillo)}
.pasos button.on i{color:var(--na)}.pasos button.hecho i{color:var(--ok)}
.paso{display:none;flex:1;min-height:0;flex-direction:column;animation:entra .4s}.paso.on{display:flex}

/* capas */
.capas-grid{flex:1;min-height:0;display:grid;grid-template-columns:290px 1fr;gap:22px}
.diagrama{display:flex;flex-direction:column;border:1px solid rgba(139,92,255,.3);border-radius:4px 20px 4px 20px;background:rgba(5,3,12,.4);padding:14px 16px}
.capas{display:grid;gap:7px;position:relative}
.capa{border:1px solid rgba(139,92,255,.4);background:linear-gradient(90deg,rgba(91,47,154,.45),rgba(26,16,51,.55));border-radius:3px 12px 3px 12px;padding:9px 14px;display:flex;align-items:center;gap:14px;text-align:left;font-size:13.5px;font-weight:700;transition:.25s;position:relative;color:var(--tx)}
.capa .mono{font-family:var(--disp);font-size:16px;color:var(--p300);font-weight:900;min-width:26px}
.capa:hover{transform:translateX(5px);border-color:var(--p300);box-shadow:var(--brillo)}
.capa.sel{border-color:var(--na);background:linear-gradient(90deg,rgba(255,122,77,.3),rgba(26,16,51,.55));box-shadow:0 0 22px rgba(255,122,77,.3);transform:translateX(8px)}
.capa.sel .mono{color:var(--na)}
.capa.visto::after{content:"✓";position:absolute;right:12px;color:var(--ok);font-size:13px}
.detalle{display:flex;flex-direction:column;gap:14px;min-height:0}
.ficha{border:1px solid var(--borde);border-left:4px solid var(--na);background:rgba(5,3,12,.6);padding:14px 20px;border-radius:2px 14px 14px 2px;min-height:110px}
.ficha h3{font-family:var(--disp);font-size:19px;color:#fff;margin:2px 0 6px}
.ficha-txt{font-size:14px;color:#e3d9f7}
.ficha.nuevo{animation:entra .4s}
.ensamble{flex:1;min-height:0;border:1px dashed rgba(139,92,255,.45);border-radius:4px 14px 4px 14px;padding:12px 18px;background:rgba(5,3,12,.35)}
.ensamble ol{list-style:none;padding:0;margin:6px 0 0;display:grid;gap:5px;font-family:var(--mono);font-size:11.5px;line-height:1.45}
.ensamble li{padding:4px 10px;border-left:3px solid rgba(139,92,255,.2);color:#5f5280;min-height:22px;transition:.4s}
.ensamble li:empty::before{content:"· · ·";letter-spacing:.3em}
.ensamble li.on{color:#fff;border-left-color:var(--na);background:rgba(139,92,255,.16);animation:pop .5s}
@keyframes pop{from{background:rgba(255,122,77,.5)}}
.pie-paso{display:flex;justify-content:space-between;align-items:center;margin-top:14px}
.contador{font-size:12px;color:var(--p200);display:flex;align-items:center;gap:12px}
.mini{width:170px;height:6px;background:rgba(139,92,255,.2);border-radius:99px;overflow:hidden;display:inline-block}
.mini>div{height:100%;width:0;background:linear-gradient(90deg,var(--p400),var(--na));box-shadow:0 0 10px var(--p400);transition:width .5s}

/* laboratorio */
.escenario{font-size:13px;color:var(--mut);margin-bottom:12px;border-left:3px solid var(--na);padding-left:12px}
.escenario b{color:var(--na);margin-right:8px;font-size:11px;font-weight:500}
.constructor{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:20px}
.filas{display:grid;gap:8px;align-content:start}
.fila{display:grid;grid-template-columns:104px 1fr;gap:10px;align-items:stretch}
.fila h3{font-family:var(--mono);font-size:11px;font-weight:500;color:var(--na);letter-spacing:.1em;text-transform:uppercase;display:flex;align-items:center}
.fila .opts{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.chipo{background:rgba(139,92,255,.07);border:1px solid rgba(139,92,255,.28);border-radius:3px 10px 3px 10px;padding:7px 8px;font-size:11.5px;font-weight:500;line-height:1.3;transition:.15s;color:var(--tx);text-align:left;min-height:50px;display:flex;align-items:center}
.chipo:hover{border-color:var(--p300);background:rgba(139,92,255,.16)}
.chipo.sel{background:rgba(139,92,255,.4);border-color:var(--p300);color:#fff;box-shadow:inset 0 -3px 0 var(--na)}
.vista{border:1px solid var(--borde);background:rgba(5,3,12,.55);border-radius:4px 18px 4px 18px;padding:14px 16px;display:flex;flex-direction:column;gap:10px;min-height:0}
.medidor{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--p200)}
.m-barra{flex:1;height:9px;background:rgba(139,92,255,.18);border-radius:99px;overflow:hidden}
#m-relleno{height:100%;width:0;background:linear-gradient(90deg,var(--ko),#ffb347,var(--ok));background-size:300px 100%;border-radius:99px;transition:width .6s cubic-bezier(.3,1.4,.5,1)}
#m-num{font-family:var(--disp);font-size:14px;color:var(--na)}
.prompt-vista{font-family:var(--mono);background:#07040f;border-radius:8px;padding:10px 12px;font-size:11px;flex:1;min-height:0;overflow:hidden;border:1px solid rgba(139,92,255,.3);line-height:1.55;color:var(--p200)}
.prompt-vista em,#resp-txt em{color:var(--mut);font-style:normal}
.prompt-vista mark{background:rgba(139,92,255,.28);border-radius:3px;padding:1px 4px;color:#fff;animation:pop .5s}
.respuesta{background:#07040f;border-radius:8px;padding:10px 12px;font-size:11.5px;border:1px dashed var(--p400);line-height:1.5;flex:1;min-height:0;overflow:hidden;transition:.3s}
.respuesta small{display:block;color:var(--p300);font-size:10px;margin-bottom:4px;letter-spacing:.14em}
.respuesta.mala{border-color:var(--ko)}.respuesta.buena{border-color:var(--ok);box-shadow:0 0 18px rgba(47,224,160,.2)}
.acc-lab{display:flex;gap:10px;justify-content:space-between}

/* evaluación */
.eval-intro{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:6px}
.eval-intro .lead{margin:14px 0 22px;font-size:16px}
.ruta{display:flex;align-items:center;gap:0}
.ruta-n{display:flex;flex-direction:column;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;color:var(--p200)}
.ruta-n i{font-style:normal;width:46px;height:46px;border-radius:50%;border:2px solid var(--p400);display:grid;place-items:center;font-family:var(--disp);font-size:17px;color:#fff;background:rgba(139,92,255,.2);box-shadow:var(--brillo)}
.ruta-n.fin i{border-color:var(--ok);color:var(--ok)}
.ruta u{width:70px;height:2px;background:linear-gradient(90deg,var(--p400),var(--na));margin:0 6px 20px;position:relative}
.eval-cuerpo{flex:1;min-height:0;display:grid;grid-template-columns:150px 1fr;gap:26px}
.riel{display:flex;flex-direction:column;align-items:flex-start;gap:0;padding-top:6px;position:relative}
.nodo{display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:11.5px;color:var(--mut);position:relative;padding:0 0 46px}
.nodo:last-child{padding-bottom:0}
.nodo i{font-style:normal;width:40px;height:40px;border-radius:50%;border:2px solid rgba(139,92,255,.4);display:grid;place-items:center;font-family:var(--disp);font-size:15px;color:var(--mut);background:#0b0618;z-index:1;transition:.3s}
.nodo::before{content:"";position:absolute;left:19px;top:40px;bottom:0;width:2px;background:rgba(139,92,255,.3)}
.nodo:last-child::before{display:none}
.nodo.act i{border-color:var(--na);color:#fff;box-shadow:0 0 18px rgba(255,122,77,.5);animation:latido 1.6s infinite}
.nodo.act{color:#fff}
@keyframes latido{50%{transform:scale(1.1)}}
.nodo.ok i{border-color:var(--ok);background:rgba(47,224,160,.18);color:var(--ok)}.nodo.ok::before{background:var(--ok)}
.nodo.ko i{border-color:var(--ko);background:rgba(255,92,138,.18);color:var(--ko)}.nodo.ko::before{background:var(--ko)}
.q-card{display:flex;flex-direction:column;min-height:0;border:1px solid var(--borde);background:rgba(5,3,12,.45);border-radius:4px 20px 4px 20px;padding:18px 22px}
.q-card h2{font-size:17px;margin:4px 0 14px}
.q-opciones{display:grid;gap:8px}
.q-op{border:1px solid rgba(139,92,255,.35);background:rgba(139,92,255,.07);border-radius:3px 12px 3px 12px;padding:10px 16px;text-align:left;font-weight:500;font-size:13.5px;transition:.2s;display:flex;gap:14px;align-items:center;color:var(--tx);line-height:1.35}
.q-op:hover:not(:disabled){border-color:var(--p300);transform:translateX(5px);background:rgba(139,92,255,.16)}
.q-op .l{font-family:var(--mono);color:var(--na);min-width:24px;font-size:13px}
.q-op.correcta{background:rgba(47,224,160,.12);border-color:var(--ok)}.q-op.correcta .l{color:var(--ok)}
.q-op.incorrecta{background:rgba(255,92,138,.12);border-color:var(--ko);animation:vibra .4s}.q-op.incorrecta .l{color:var(--ko)}
.q-op:disabled{cursor:default}
@keyframes vibra{25%{transform:translateX(-7px)}75%{transform:translateX(7px)}}
.q-pie{margin-top:auto;display:flex;align-items:center;gap:16px;min-height:64px}
.feedback{flex:1;padding:10px 16px;border-radius:2px 12px 12px 2px;font-size:12.5px;animation:entra .4s;border:1px solid;border-left-width:4px;line-height:1.45}
.feedback.ok{background:rgba(47,224,160,.09);border-color:var(--ok);color:#c9f7e5}
.feedback.ko{background:rgba(255,92,138,.09);border-color:var(--ko);color:#ffd0dc}
.feedback b{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;margin-bottom:2px;font-weight:500}
.final{flex:1;display:grid;grid-template-columns:230px 1fr;gap:34px;align-items:center}
.final .col-i{text-align:center}
.anillo-nota{width:170px;height:170px;margin:0 auto 10px;position:relative}
.anillo-nota svg{width:100%;height:100%;transform:rotate(-90deg)}
.anillo-nota circle{fill:none;stroke-width:9;stroke-linecap:round}
.anillo-nota .f{stroke:rgba(139,92,255,.2)}
.anillo-nota .v{stroke:var(--ok);stroke-dasharray:440;stroke-dashoffset:440;transition:stroke-dashoffset 1.4s cubic-bezier(.2,.8,.2,1);filter:drop-shadow(0 0 8px var(--ok))}
.anillo-nota.no .v{stroke:var(--ko);filter:drop-shadow(0 0 8px var(--ko))}
.anillo-nota b{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--disp);font-size:34px;color:#fff;font-weight:900}
.final .mono{font-size:11px;color:var(--mut)}
.resultados{display:grid;gap:8px;margin:12px 0 4px}
.resultados div{display:flex;align-items:center;gap:12px;padding:9px 14px;border:1px solid;border-radius:3px 12px 3px 12px;font-size:13px}
.resultados .ok{border-color:var(--ok);background:rgba(47,224,160,.08)}.resultados .ko{border-color:var(--ko);background:rgba(255,92,138,.08)}
.resultados b{font-family:var(--mono);font-weight:500}.resultados .ok b{color:var(--ok)}.resultados .ko b{color:var(--ko)}

/* cierre */
.cierre{display:grid;grid-template-columns:1fr 360px;gap:30px;align-items:center;height:100%}
.resumen{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 16px;font-size:12px}
.resumen div{border:1px solid var(--borde);background:rgba(139,92,255,.1);border-radius:3px 12px 3px 12px;padding:8px 14px;display:flex;align-items:center;gap:8px;animation:entra .7s backwards;color:#fff}
.resumen div:nth-child(2){animation-delay:.1s}.resumen div:nth-child(3){animation-delay:.2s}.resumen div:nth-child(4){animation-delay:.3s}.resumen div:nth-child(5){animation-delay:.4s}
.resumen b{color:var(--na);font-weight:500}
.puntaje{font-size:12px;color:var(--p200)}
.cta{border:1px solid var(--borde);background:linear-gradient(135deg,rgba(91,47,154,.45),rgba(26,16,51,.7));border-radius:4px 22px 4px 22px;padding:22px 24px;box-shadow:var(--brillo)}
.cta h2{margin-bottom:8px}.cta p:not(.rotulo){color:var(--mut);font-size:13px}
.cta .acciones{flex-direction:column;align-items:stretch}.cta .btn{justify-content:center}

#confeti{position:fixed;inset:0;pointer-events:none;z-index:99;width:100%;height:100%}

/* móvil / ventana angosta: se desactiva el lienzo fijo y se permite desplazar */
@media (max-width:900px){
  html,body{height:auto;overflow:auto}body{min-height:100dvh}
  .viewport{overflow:visible}
  .escena{position:relative;left:auto;top:auto;transform:none;width:100%;height:auto;grid-template-columns:1fr;gap:12px;padding:14px}
  .lado{flex-direction:row;gap:10px}.nova{width:120px;flex-shrink:0}.subtitulo{min-height:0}
  .paneles{height:auto;padding:24px 18px}.slide{height:auto}
  .hero,.cierre,.capas-grid,.constructor,.eval-cuerpo,.final{grid-template-columns:1fr}
  .fila{grid-template-columns:1fr}.cabecera{flex-direction:column;align-items:flex-start}
  .riel{flex-direction:row;gap:14px}.nodo{padding:0}.nodo::before{display:none}
  .seccion-actual b{display:none}
}
@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}

/* botón X del menú */
.cerrar{position:absolute;top:14px;right:18px;width:46px;height:46px;border-radius:12px;border:1px solid var(--na);background:rgba(255,122,77,.12);transition:.25s}
.cerrar:hover{background:rgba(255,122,77,.3);box-shadow:0 0 18px rgba(255,122,77,.4);transform:rotate(90deg)}
.cerrar i{position:absolute;left:11px;top:22px;width:22px;height:2px;background:#fff;border-radius:2px}
.cerrar i:first-child{transform:rotate(45deg)}.cerrar i:last-child{transform:rotate(-45deg)}
.cerrar:focus-visible{outline:2px solid #fff;outline-offset:3px}