/* ================= VARIABLES / TEMAS ================= */
:root {
  --bg: #0b0d1a; --bg2: #11142a; --card: #171b35; --card2: #1e2342;
  --txt: #e9ebf8; --muted: #9ba1c6; --borde: rgba(255,255,255,.09);
  --acc: #8b6cff; --acc2: #22d3ee; --rosa: #f472b6; --ok: #22c55e; --bad: #f43f5e;
  --sombra: 0 10px 40px rgba(0,0,0,.35);
  --radio: 18px;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --sans: "Space Grotesk", system-ui, -apple-system, sans-serif;
  --tk-a: .28;
}
:root[data-theme="light"] {
  --bg: #f5f6fc; --bg2: #eceefb; --card: #ffffff; --card2: #f3f4fd;
  --txt: #1a1d3a; --muted: #5b6188; --borde: rgba(20,20,60,.1);
  --sombra: 0 10px 30px rgba(40,40,100,.1); --tk-a: .2;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { font-family: var(--sans); background: var(--bg); color: var(--txt); line-height: 1.6; overflow-x: hidden; transition: background .4s, color .4s; }
code, .mono { font-family: var(--mono); }
code { background: var(--card2); padding: .1em .4em; border-radius: 6px; font-size: .9em; }
button { font-family: inherit; cursor: pointer; }
.muted { color: var(--muted); }

/* ================= FONDO / PROGRESO ================= */
#fondo { position: fixed; inset: 0; z-index: -1; width: 100%; height: 100%; }
#progreso { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 100; background: linear-gradient(90deg, var(--acc), var(--acc2), var(--rosa)); }

/* ================= BARRA ================= */
.barra { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; gap: 1rem; padding: .8rem clamp(1rem, 4vw, 3rem); background: color-mix(in srgb, var(--bg) 75%, transparent); backdrop-filter: blur(14px); border-bottom: 1px solid var(--borde); }
.logo { font-weight: 700; font-size: 1.4rem; color: var(--txt); text-decoration: none; letter-spacing: -.02em; }
.logo span { background: linear-gradient(90deg, var(--acc), var(--acc2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
#menu { display: flex; gap: .2rem; margin-left: auto; flex-wrap: wrap; }
#menu a { color: var(--muted); text-decoration: none; font-size: .9rem; padding: .35rem .7rem; border-radius: 999px; transition: .25s; }
#menu a:hover { color: var(--txt); background: var(--card2); }
#menu a.activo { color: #fff; background: var(--acc); }
.acciones { display: flex; gap: .4rem; }
.icono-btn { background: var(--card); border: 1px solid var(--borde); color: var(--txt); width: 40px; height: 40px; border-radius: 12px; font-size: 1.1rem; transition: transform .2s; }
.icono-btn:hover { transform: rotate(-10deg) scale(1.08); }
#burger { display: none; }

/* ================= GENERALES ================= */
main { max-width: 1150px; margin: 0 auto; padding: 0 clamp(1rem, 4vw, 2rem); }
.btn { display: inline-flex; align-items: center; gap: .5rem; padding: .75rem 1.3rem; border-radius: 999px; border: none; background: linear-gradient(135deg, var(--acc), #6d4dff); color: #fff; font-weight: 600; font-size: .95rem; text-decoration: none; white-space: nowrap; box-shadow: 0 6px 20px color-mix(in srgb, var(--acc) 40%, transparent); transition: transform .2s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 28px color-mix(in srgb, var(--acc) 55%, transparent); }
.btn:active { transform: scale(.97); }
.btn.sec { background: var(--card); color: var(--txt); border: 1px solid var(--borde); box-shadow: none; }
.btn.chico { padding: .45rem .9rem; font-size: .85rem; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.panel { background: var(--card); border: 1px solid var(--borde); border-radius: var(--radio); padding: clamp(1rem, 3vw, 1.8rem); box-shadow: var(--sombra); }
.aviso { margin-top: 1rem; font-size: .85rem; color: var(--muted); }
input[type=range] { accent-color: var(--acc); width: 100%; }
input[type=number], input[type=text], textarea { width: 100%; background: var(--bg2); color: var(--txt); border: 1px solid var(--borde); border-radius: 12px; padding: .75rem 1rem; font: inherit; transition: border .2s, box-shadow .2s; }
textarea { font-family: var(--mono); font-size: .95rem; resize: vertical; }
input:focus, textarea:focus { outline: none; border-color: var(--acc); box-shadow: 0 0 0 3px color-mix(in srgb, var(--acc) 25%, transparent); }
label { font-size: .9rem; color: var(--muted); }

/* ================= HERO ================= */
.hero { min-height: calc(100vh - 70px); display: flex; flex-direction: column; justify-content: center; padding: 4rem 0; }
.kicker { font-family: var(--mono); font-size: .85rem; color: var(--acc2); letter-spacing: .1em; text-transform: uppercase; margin-bottom: 1rem; animation: subir .8s both; }
.hero h1 { font-size: clamp(2.3rem, 6vw, 4.3rem); line-height: 1.05; letter-spacing: -.03em; max-width: 14ch; animation: subir .8s .1s both; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, var(--acc), var(--acc2), var(--rosa), var(--acc)); background-size: 300%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: brillo 6s linear infinite; }
.lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--muted); max-width: 55ch; margin: 1.2rem 0 2rem; animation: subir .8s .2s both; }
.hero-tokens { min-height: 110px; display: flex; flex-wrap: wrap; align-items: flex-start; gap: 0; font-family: var(--mono); font-size: clamp(1rem, 2.6vw, 1.5rem); margin-bottom: 2rem; padding: 1.2rem; border-radius: var(--radio); background: var(--card); border: 1px solid var(--borde); animation: subir .8s .3s both; }
.hero-tokens { align-content: flex-start; overflow: hidden; }
/* margen y relleno fijos: sólo cambia el color, así el recuadro nunca cambia de tamaño */
.hero-tokens .tk { background: transparent; transition: background .5s; margin: 0 .25em .9em 0; padding: .15em .4em; }
.hero-tokens .tk small { opacity: 0; transition: opacity .5s .3s; }
.hero-tokens.partido .tk small { opacity: .7; }
.hero-tokens.partido .t0 { background: hsla(260,90%,65%,var(--tk-a)); } .hero-tokens.partido .t1 { background: hsla(190,90%,50%,var(--tk-a)); }
.hero-tokens.partido .t2 { background: hsla(330,90%,65%,var(--tk-a)); } .hero-tokens.partido .t3 { background: hsla(145,70%,45%,var(--tk-a)); }
.hero-tokens.partido .t4 { background: hsla(40,95%,55%,var(--tk-a)); }  .hero-tokens.partido .t5 { background: hsla(10,90%,60%,var(--tk-a)); }
.hero-tokens .tk { transition: background .5s, opacity .4s; }
.hero-tokens.saliendo .tk { opacity: 0; }
.cta { display: flex; gap: .8rem; flex-wrap: wrap; animation: subir .8s .4s both; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-top: 3rem; animation: subir .8s .5s both; }
.stat { padding: 1.1rem 1.3rem; border-left: 3px solid var(--acc); background: var(--card); border-radius: 0 14px 14px 0; }
.stat b { font-size: 2rem; display: block; font-family: var(--mono); color: var(--acc2); }
.stat span { color: var(--muted); font-size: .9rem; }
.scroll-ind { margin-top: 2.5rem; color: var(--muted); font-size: .85rem; animation: flotar 2s ease-in-out infinite; }

/* ================= SECCIONES ================= */
.seccion { padding: 5rem 0 2rem; }
.cab { display: flex; gap: 1.2rem; align-items: flex-start; margin-bottom: 2rem; }
.num { font-family: var(--mono); font-size: .9rem; color: var(--acc); border: 1px solid var(--acc); border-radius: 10px; padding: .3rem .55rem; margin-top: .4rem; }
.cab h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); letter-spacing: -.02em; line-height: 1.15; }
.intro { color: var(--muted); max-width: 70ch; margin-top: .5rem; }
.revelar { opacity: 0; transform: translateY(40px); transition: opacity .8s, transform .8s; }
.revelar.visible { opacity: 1; transform: none; }

/* ================= ANALOGÍAS ================= */
.analogia { display: flex; gap: 1.2rem; align-items: flex-start; margin: -0.5rem 0 1.8rem; padding: 1.3rem 1.5rem; border-radius: var(--radio);
  background: linear-gradient(135deg, color-mix(in srgb, var(--acc2) 12%, var(--card)), color-mix(in srgb, var(--acc) 10%, var(--card)));
  border: 1px solid color-mix(in srgb, var(--acc2) 35%, transparent); position: relative; overflow: hidden; }
.analogia::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: linear-gradient(var(--acc2), var(--acc)); }
.ana-ico { font-size: 2.4rem; line-height: 1; flex-shrink: 0; width: 3.6rem; height: 3.6rem; display: grid; place-items: center; border-radius: 16px; background: var(--card); box-shadow: var(--sombra); animation: balanceo 4s ease-in-out infinite; }
.ana-tag { font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--acc2); }
.ana-cuerpo h3 { font-size: 1.2rem; margin: .15rem 0 .45rem; }
.ana-cuerpo p { max-width: 80ch; }
.ana-cuerpo b { color: var(--txt); }
.recordar { margin-top: .8rem; padding: .55rem .9rem; border-radius: 10px; background: var(--card); border: 1px dashed var(--borde); font-size: .92rem; display: inline-block; }
.ej-ana { font-size: .85rem !important; color: var(--txt) !important; margin-top: .3rem; padding-top: .5rem; border-top: 1px dashed var(--borde); font-style: italic; }
@keyframes balanceo { 0%, 100% { transform: rotate(-6deg); } 50% { transform: rotate(6deg); } }

/* ================= TOKENS (chips) ================= */
.tk { display: inline-flex; flex-direction: column; align-items: center; font-family: var(--mono); padding: .15em .35em; margin: 0 2px 4px 0; border-radius: 6px; white-space: pre; position: relative; animation: aparecer .35s calc(var(--i, 0) * 25ms) both; transition: transform .15s; }
.tk:hover { transform: translateY(-3px); z-index: 2; outline: 2px solid currentColor; }
.tk small { font-size: .62em; color: var(--muted); line-height: 1.1; }
.tk .tx { display: inline; white-space: pre; }
.tk .sp { color: var(--muted); font-style: normal; opacity: .7; }
.t0 { background: hsla(260,90%,65%,var(--tk-a)); } .t1 { background: hsla(190,90%,50%,var(--tk-a)); }
.t2 { background: hsla(330,90%,65%,var(--tk-a)); } .t3 { background: hsla(145,70%,45%,var(--tk-a)); }
.t4 { background: hsla(40,95%,55%,var(--tk-a)); }  .t5 { background: hsla(10,90%,60%,var(--tk-a)); }
.tk.byte { font-size: .7em; align-self: center; opacity: .75; }

/* ================= CONCEPTOS ================= */
.grid-conceptos { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.2rem; }
.flip { perspective: 1000px; height: 270px; cursor: pointer; }
.flip-in { position: relative; width: 100%; height: 100%; transition: transform .7s cubic-bezier(.4,.2,.2,1); transform-style: preserve-3d; }
.flip.girada .flip-in { transform: rotateY(180deg); }
.cara { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; border-radius: var(--radio); padding: 1.4rem; background: var(--card); border: 1px solid var(--borde); display: flex; flex-direction: column; gap: .5rem; overflow: hidden; }
.cara.dorso { transform: rotateY(180deg); background: linear-gradient(145deg, var(--card2), var(--card)); justify-content: center; }
.cara .ico { font-size: 2rem; transition: transform .3s; }
.flip:hover .ico { transform: scale(1.2) rotate(-8deg); }
.cara h3 { font-size: 1.15rem; }
.cara p { color: var(--muted); font-size: .93rem; }
.cara .pista { margin-top: auto; font-size: .78rem; color: var(--acc2); font-family: var(--mono); }
.cara .ej-texto { font-family: var(--mono); font-size: .85rem; color: var(--muted); }
.cara .ej-tokens { font-size: .95rem; }

/* ================= TOKENIZADOR ================= */
.tk-grid { display: grid; grid-template-columns: 1fr; gap: 1.2rem; }
.ejemplos { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.chip-btn { background: var(--bg2); border: 1px solid var(--borde); color: var(--txt); padding: .35rem .8rem; border-radius: 999px; font-size: .82rem; transition: .2s; }
.chip-btn:hover, .chip-btn.activo { background: var(--acc); color: #fff; border-color: var(--acc); }
.switch { display: inline-flex; align-items: center; gap: .5rem; cursor: pointer; user-select: none; margin-left: auto; }
.switch input { accent-color: var(--acc); width: 18px; height: 18px; }
.tk-out { min-height: 110px; padding: 1rem; background: var(--bg2); border-radius: 14px; border: 1px dashed var(--borde); font-size: 1.05rem; line-height: 2; }
.tk-out.vacio::before { content: "Los tokens van a aparecer acá…"; color: var(--muted); font-size: .9rem; }
.contadores { display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; }
.contador { background: var(--bg2); border-radius: 14px; padding: .9rem; text-align: center; border: 1px solid var(--borde); }
.contador b { display: block; font-family: var(--mono); font-size: 1.7rem; color: var(--acc2); transition: transform .2s; }
.contador b.pulso { animation: pulso .4s; }
.contador span { font-size: .8rem; color: var(--muted); }

/* ================= PIPELINE ================= */
.pipe-form { display: flex; gap: .8rem; margin-bottom: 1.5rem; }
.pipe { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1.3fr; gap: .6rem; align-items: stretch; }
.etapa { background: var(--bg2); border: 1px solid var(--borde); border-radius: 14px; padding: 1rem; opacity: .35; transform: scale(.97); transition: .5s; min-height: 180px; }
.etapa.activa { opacity: 1; transform: none; border-color: var(--acc); box-shadow: 0 0 0 1px var(--acc), 0 8px 30px color-mix(in srgb, var(--acc) 25%, transparent); }
.etapa h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--acc2); margin-bottom: .7rem; font-family: var(--mono); }
.etapa .caja { display: flex; flex-direction: column; gap: .35rem; font-family: var(--mono); font-size: .9rem; }
.etapa .fila-id { padding: .2em .5em; border-radius: 6px; animation: aparecer .4s calc(var(--i) * 90ms) both; }
.flecha { align-self: center; font-size: 1.5rem; color: var(--muted); transition: color .4s, transform .4s; }
.flecha.activa { color: var(--acc); transform: scale(1.3); animation: latido 1.2s infinite; }
.vec { display: flex; align-items: center; gap: .5rem; animation: aparecer .4s calc(var(--i) * 90ms) both; }
.vec .lbl { width: 4.5em; overflow: hidden; text-overflow: ellipsis; white-space: pre; font-size: .78rem; color: var(--muted); }
.barritas { display: flex; align-items: center; gap: 2px; height: 26px; }
.barritas i { width: 7px; border-radius: 2px; display: block; transition: height .6s; }
.barritas i.pos { background: var(--acc2); align-self: flex-end; margin-bottom: 13px; }
.barritas i.neg { background: var(--rosa); align-self: flex-start; margin-top: 13px; }
.pipe-nota { margin-top: 1rem; color: var(--muted); font-size: .9rem; min-height: 1.5em; }

/* ================= PREDICCIÓN ================= */
.frase { font-family: var(--mono); font-size: clamp(1.1rem, 3vw, 1.5rem); padding: 1.2rem; background: var(--bg2); border-radius: 14px; margin-bottom: 1.2rem; min-height: 4.2rem; }
.frase .gen { color: var(--acc2); font-weight: 600; }
.cursor { display: inline-block; color: var(--acc); animation: parpadeo 1s steps(1) infinite; }
.temp { display: grid; grid-template-columns: auto 1fr auto; gap: 1rem; align-items: center; margin-bottom: 1rem; }
.temp b { font-family: var(--mono); color: var(--acc2); min-width: 3ch; }
.temp-desc { font-size: .85rem; color: var(--muted); margin: -.4rem 0 1rem; }
.barras { display: flex; flex-direction: column; gap: .55rem; margin-bottom: 1.2rem; }
.barra-fila { display: grid; grid-template-columns: 9.5rem 1fr 4rem; gap: .8rem; align-items: center; font-family: var(--mono); font-size: .92rem; border-radius: 10px; padding: .2rem .4rem; transition: background .3s; }
.barra-fila.elegida { background: color-mix(in srgb, var(--acc2) 18%, transparent); }
.barra-fila .pista-b { height: 22px; background: var(--bg2); border-radius: 999px; overflow: hidden; }
.barra-fila .relleno { height: 100%; width: 0; background: linear-gradient(90deg, var(--acc), var(--acc2)); border-radius: 999px; transition: width .6s cubic-bezier(.3,1.3,.5,1); }
.barra-fila .pct { text-align: right; color: var(--muted); }
.botonera { display: flex; flex-wrap: wrap; gap: .6rem; }
.tally { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: .4rem; }
.tally > span { font-family: var(--mono); font-size: .82rem; padding: .25rem .6rem; border-radius: 999px; background: var(--bg2); border: 1px solid var(--borde); animation: aparecer .3s both; }

/* ================= CONTEXTO ================= */
.ctx-ctrl { display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: end; margin-bottom: 1rem; }
.ctx-flujo { max-height: 300px; min-height: 140px; overflow-y: auto; padding: 1rem; background: var(--bg2); border-radius: 14px; font-size: .85rem; line-height: 1.9; scroll-behavior: smooth; }
.ctx-flujo .tk { transition: opacity .5s, filter .5s, background .5s; }
.ctx-flujo .tk.fuera { opacity: .25; filter: grayscale(1); text-decoration: line-through; }
.ctx-flujo .tk.clave:not(.fuera) { outline: 2px solid var(--ok); }
.ctx-flujo .tk.nuevo { animation: aparecer .35s calc(var(--i) * 30ms) both; }
.ctx-flujo br + .tk, .ctx-msg { display: inline; }
.ctx-meter { margin-top: 1rem; height: 14px; background: var(--bg2); border-radius: 999px; overflow: hidden; position: relative; }
.ctx-meter div { height: 100%; width: 0; background: linear-gradient(90deg, var(--ok), #eab308, var(--bad)); transition: width .5s; }
.ctx-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; margin-top: 1rem; }

/* ================= IDIOMAS ================= */
.idiomas { display: flex; flex-direction: column; gap: 1rem; }
.idioma { display: grid; grid-template-columns: 9rem 1fr 7rem; gap: 1rem; align-items: center; padding: 1rem 1.2rem; background: var(--card); border: 1px solid var(--borde); border-radius: var(--radio); transition: transform .2s; }
.idioma:hover { transform: translateX(6px); }
.idioma h4 { font-size: 1rem; }
.idioma .editable { font-family: var(--mono); font-size: .9rem; padding: .3rem .5rem; border-radius: 8px; border: 1px dashed var(--borde); outline: none; margin-bottom: .5rem; }
.idioma .editable:focus { border-color: var(--acc); }
.idioma .chips { font-size: .85rem; line-height: 1.9; }
.idioma .medida { text-align: right; }
.idioma .medida b { font-family: var(--mono); font-size: 1.8rem; color: var(--acc2); display: block; line-height: 1; }
.idioma .medida small { color: var(--muted); font-size: .75rem; }
.idioma .bar { grid-column: 1 / -1; height: 6px; background: var(--bg2); border-radius: 999px; overflow: hidden; }
.idioma .bar div { height: 100%; background: linear-gradient(90deg, var(--acc), var(--rosa)); transition: width .5s; }

/* ================= COSTOS ================= */
.costos { display: grid; grid-template-columns: 1.2fr 1fr; gap: 1.5rem; }
.campos { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.campos .full { grid-column: 1 / -1; }
.campos label { display: flex; flex-direction: column; gap: .35rem; }
.resultado { display: flex; flex-direction: column; gap: .8rem; }
.res-item { display: flex; justify-content: space-between; align-items: baseline; padding: .9rem 1.1rem; background: var(--bg2); border-radius: 14px; }
.res-item span { color: var(--muted); font-size: .9rem; }
.res-item b { font-family: var(--mono); font-size: 1.25rem; }
.res-item.grande { background: linear-gradient(135deg, var(--acc), #5b3df5); color: #fff; }
.res-item.grande span { color: rgba(255,255,255,.8); }
.res-item.grande b { font-size: 1.8rem; }
.reparto { height: 12px; display: flex; border-radius: 999px; overflow: hidden; }
.reparto div { transition: width .5s; }
.leyenda { display: flex; gap: 1rem; font-size: .8rem; color: var(--muted); }
.leyenda i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: .3rem; }

/* ================= QUIZ ================= */
.quiz { max-width: 760px; margin: 0 auto; }
.quiz-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; font-family: var(--mono); font-size: .85rem; color: var(--muted); }
.quiz-barra { height: 6px; background: var(--bg2); border-radius: 999px; overflow: hidden; margin-bottom: 1.5rem; }
.quiz-barra div { height: 100%; background: linear-gradient(90deg, var(--acc), var(--acc2)); transition: width .5s; }
.pregunta { font-size: 1.3rem; margin-bottom: 1.2rem; animation: subir .5s both; }
.opciones { display: flex; flex-direction: column; gap: .7rem; }
.opcion { text-align: left; padding: .9rem 1.1rem; border-radius: 14px; border: 1px solid var(--borde); background: var(--bg2); color: var(--txt); font-size: 1rem; transition: .2s; display: flex; gap: .8rem; align-items: center; animation: subir .4s calc(var(--i) * 80ms) both; }
.opcion .letra { font-family: var(--mono); width: 1.8rem; height: 1.8rem; display: grid; place-items: center; border-radius: 8px; background: var(--card2); flex-shrink: 0; }
.opcion:hover:not(:disabled) { border-color: var(--acc); transform: translateX(5px); }
.opcion:disabled { cursor: default; }
.opcion.correcta { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 18%, var(--bg2)); }
.opcion.incorrecta { border-color: var(--bad); background: color-mix(in srgb, var(--bad) 18%, var(--bg2)); animation: sacudir .4s; }
.explica { margin-top: 1.2rem; padding: 1rem 1.2rem; border-radius: 14px; background: var(--card2); border-left: 4px solid var(--acc2); animation: subir .4s both; }
.quiz-fin { text-align: center; padding: 1rem 0; animation: subir .5s both; }
.quiz-fin .nota { font-size: 4rem; font-weight: 700; font-family: var(--mono); background: linear-gradient(90deg, var(--acc), var(--acc2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.confeti { position: fixed; top: -10px; width: 10px; height: 14px; z-index: 200; pointer-events: none; animation: caer linear forwards; }

/* ================= GLOSARIO ================= */
.buscador { max-width: 420px; margin-bottom: 1.5rem; }
.grid-glosario { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1rem; }
.grid-glosario .flip { height: 250px; animation: aparecer .4s calc(var(--i) * 40ms) both; }
.grid-glosario .cara.frente { justify-content: center; align-items: center; text-align: center; }
.grid-glosario .cara.frente h3 { font-size: 1.3rem; }
.grid-glosario .cara.dorso p { color: var(--txt); font-size: .88rem; }
.sin-res { color: var(--muted); }

/* ================= PIE ================= */
.pie { text-align: center; padding: 4rem 1rem 3rem; border-top: 1px solid var(--borde); margin-top: 4rem; font-size: .9rem; }
.pie p + p { margin-top: .4rem; font-size: .8rem; }

/* ================= ANIMACIONES ================= */
@keyframes subir { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
@keyframes aparecer { from { opacity: 0; transform: translateY(8px) scale(.85); } to { opacity: 1; transform: none; } }
@keyframes brillo { to { background-position: 300% 0; } }
@keyframes flotar { 50% { transform: translateY(8px); } }
@keyframes parpadeo { 50% { opacity: 0; } }
@keyframes pulso { 50% { transform: scale(1.25); } }
@keyframes latido { 50% { transform: scale(1.5); } }
@keyframes sacudir { 25% { transform: translateX(-6px); } 75% { transform: translateX(6px); } }
@keyframes caer { to { transform: translateY(110vh) rotate(720deg); } }

/* ================= RESPONSIVE ================= */
@media (max-width: 900px) {
  #burger { display: block; }
  .acciones { margin-left: auto; }
  #menu { position: fixed; top: 64px; right: 1rem; left: 1rem; flex-direction: column; background: var(--card); border: 1px solid var(--borde); border-radius: var(--radio); padding: .8rem; box-shadow: var(--sombra); transform: translateY(-20px); opacity: 0; pointer-events: none; transition: .3s; }
  #menu.abierto { transform: none; opacity: 1; pointer-events: auto; }
  #menu a { padding: .6rem 1rem; }
  .pipe { grid-template-columns: 1fr; }
  .flecha { transform: rotate(90deg); justify-self: center; }
  .flecha.activa { transform: rotate(90deg) scale(1.3); animation: none; }
  .etapa { min-height: 0; }
  .costos { grid-template-columns: 1fr; }
  .idioma { grid-template-columns: 1fr auto; }
  .idioma > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .analogia { flex-direction: column; padding: 1.1rem; }
  .ana-ico { width: 3rem; height: 3rem; font-size: 1.9rem; }
  .contadores, .ctx-stats { grid-template-columns: repeat(2, 1fr); }
  .campos { grid-template-columns: 1fr; }
  .barra-fila { grid-template-columns: 6.5rem 1fr 3.2rem; font-size: .8rem; }
  .cab { flex-direction: column; gap: .5rem; }
  .pipe-form { flex-direction: column; }
  .ctx-ctrl { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* Autor en el pie */
.pie .autor { margin: .8rem 0 .6rem; font-size: .95rem !important; color: var(--txt); }
.pie .autor b { background: linear-gradient(90deg, var(--acc), var(--acc2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.pie .autor a { text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--acc) 50%, transparent); transition: border-color .2s; }
.pie .autor a:hover { border-bottom-color: var(--acc2); }