/* =========================================================
   Ximbo Academy · Sistema de diseño v3
   Ritmo mixto: portadas y bandas oscuras (espacio) + cuerpo claro.
   Vidrio solo en el header; superficies sólidas en todo lo demás.
   ========================================================= */
:root {
  /* Marca */
  --violeta-profundo: #1F0D4A;
  --violeta: #5A2BD0;
  --violeta-hover: #4B21B8;
  --lila: #B99BFF;
  --lavanda: #F5F1FF;

  /* Claro */
  --c-fondo: #FCFBFF;
  --c-fondo-alt: #F4F0FE;
  --c-superficie: #FFFFFF;
  --c-tinta: #1F0D4A;
  --c-texto: #4A4466;
  --c-suave: #6C6787;
  --c-linea: #E7E1F7;

  /* Oscuro */
  --o-fondo: #110726;
  --o-texto: #D8D0F0;
  --o-suave: #A99FCB;
  --o-linea: rgba(185, 155, 255, .16);

  --sombra: 0 1px 2px rgba(31, 13, 74, .05), 0 12px 32px -14px rgba(31, 13, 74, .18);
  --sombra-alta: 0 2px 4px rgba(31, 13, 74, .05), 0 28px 60px -24px rgba(31, 13, 74, .32);

  --r-xl: 28px;
  --r-lg: 20px;
  --r-md: 14px;
  --r-sm: 10px;

  --ancho: 1160px;
  --f-titulos: "Poppins", system-ui, sans-serif;
  --f-texto: "DM Sans", system-ui, sans-serif;
  --ease: cubic-bezier(.2, .8, .2, 1);

  --z-header: 50;
  --z-flotante: 60;
  --z-saltar: 100;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--f-texto);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--c-texto);
  background: var(--c-fondo);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--f-titulos); color: var(--c-tinta); line-height: 1.12; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(2.35rem, 5.4vw, 4rem); font-weight: 700; letter-spacing: -.03em; }
h2 { font-size: clamp(1.85rem, 3.6vw, 2.75rem); font-weight: 700; letter-spacing: -.025em; }
h3 { font-size: 1.15rem; font-weight: 600; letter-spacing: -.01em; }
p { margin: 0 0 1em; text-wrap: pretty; }
:focus-visible { outline: 3px solid var(--violeta); outline-offset: 3px; border-radius: 8px; }
.oscuro :focus-visible { outline-color: var(--lila); }
[id] { scroll-margin-top: 96px; }

.contenedor { width: min(100% - 32px, var(--ancho)); margin-inline: auto; }
.seccion { position: relative; padding: clamp(80px, 10vw, 128px) 0 clamp(88px, 11vw, 140px); }
.seccion--alt { background: var(--c-fondo-alt); }

/* ---------- Secciones oscuras (fondo espacial estático y barato) ---------- */
.oscuro {
  position: relative; isolation: isolate;
  color: var(--o-texto);
  background:
    radial-gradient(900px 480px at 85% 0%, rgba(90, 43, 208, .38), transparent 65%),
    radial-gradient(700px 420px at 0% 100%, rgba(90, 43, 208, .22), transparent 60%),
    var(--o-fondo);
}
.oscuro::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .55;
  background-image:
    radial-gradient(1.2px 1.2px at 8% 18%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 22% 62%, #fff 50%, transparent 51%),
    radial-gradient(1.4px 1.4px at 37% 28%, #d9cbff 50%, transparent 51%),
    radial-gradient(1px 1px at 51% 78%, #fff 50%, transparent 51%),
    radial-gradient(1.6px 1.6px at 66% 22%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 79% 66%, #d9cbff 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 92% 38%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 14% 88%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 58% 48%, #d9cbff 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 87% 90%, #fff 50%, transparent 51%);
  background-size: 640px 520px;
}
.oscuro h1, .oscuro h2, .oscuro h3 { color: #fff; }

/* ---------- Tipografía de apoyo ---------- */
.etiqueta-seccion { display: inline-block; margin-bottom: 14px; font-size: .92rem; font-weight: 700; color: var(--violeta); }
.oscuro .etiqueta-seccion { color: var(--lila); }
.encabezado { max-width: 680px; margin-bottom: clamp(40px, 5vw, 64px); }
.encabezado p { font-size: 1.125rem; color: var(--c-suave); max-width: 60ch; }
.oscuro .encabezado p { color: var(--o-suave); }
.encabezado--centro { margin-inline: auto; text-align: center; }
.encabezado--centro p { margin-inline: auto; }
.resaltado { color: var(--violeta); }
.oscuro .resaltado { color: var(--lila); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 24px;
  font-family: var(--f-titulos); font-weight: 600; font-size: .98rem;
  border-radius: 999px; border: 1.5px solid transparent;
  text-decoration: none; cursor: pointer;
  transition: transform .2s var(--ease), background .2s, border-color .2s, box-shadow .2s, color .2s;
}
.btn:active { transform: translateY(1px) scale(.98); }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn--primario { background: var(--violeta); color: #fff; box-shadow: 0 10px 24px -12px rgba(90, 43, 208, .9); }
.btn--primario:hover { background: var(--violeta-hover); transform: translateY(-1px); }
.btn--claro { background: #fff; color: var(--violeta-profundo); }
.btn--claro:hover { background: var(--lavanda); transform: translateY(-1px); }
.btn--contorno { border-color: var(--c-linea); color: var(--c-tinta); background: var(--c-superficie); }
.btn--contorno:hover { border-color: var(--violeta); color: var(--violeta); }
.oscuro .btn--contorno { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .22); color: #fff; }
.oscuro .btn--contorno:hover { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .4); }
.enlace { display: inline-flex; align-items: center; gap: 6px; padding: 8px 0; font-family: var(--f-titulos); font-weight: 600; color: var(--violeta); text-decoration: none; }
.enlace::after { content: "→"; transition: transform .2s var(--ease); }
.enlace:hover::after { transform: translateX(4px); }
.oscuro .enlace { color: var(--lila); }
.oscuro .enlace:hover { color: #fff; }
.acciones { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; }

/* ---------- Header ---------- */
.saltar {
  position: fixed; left: 16px; top: -64px; z-index: var(--z-saltar);
  padding: 12px 18px; border-radius: var(--r-md);
  background: #fff; color: var(--violeta-profundo); font-weight: 700; text-decoration: none;
  transition: top .2s;
}
.saltar:focus { top: 16px; }
.header { position: fixed; top: 12px; left: 0; right: 0; z-index: var(--z-header); pointer-events: none; }
.header__barra {
  position: relative; pointer-events: auto;
  width: min(100% - 24px, var(--ancho) + 32px); margin-inline: auto;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  height: 62px; padding: 0 8px 0 12px;
  border-radius: 999px;
  background: rgba(17, 7, 38, .74);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  backdrop-filter: blur(16px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, .1);
  box-shadow: 0 10px 30px -14px rgba(10, 4, 30, .6);
}
.marca { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--f-titulos); font-weight: 700; font-size: 1.08rem; color: #fff; }
.marca__icono {
  width: 38px; height: 38px; flex: none; border-radius: 12px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, #6C3CF0, var(--violeta) 60%, #45209F);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35);
}
.marca__icono img { width: 20px; }
.marca__acento { color: var(--lila); }
.nav { display: flex; align-items: center; gap: 2px; }
.nav a:not(.btn) { padding: 9px 14px; border-radius: 999px; color: var(--o-texto); text-decoration: none; font-weight: 500; font-size: .95rem; transition: background .2s, color .2s; }
.nav a:not(.btn):hover { color: #fff; background: rgba(255, 255, 255, .08); }
.nav a[aria-current="page"] { color: #fff; background: rgba(255, 255, 255, .13); }
.nav .btn { min-height: 44px; padding: 0 18px; margin-left: 8px; }
.menu-btn { display: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .18); background: transparent; color: #fff; cursor: pointer; align-items: center; justify-content: center; }
.menu-btn svg { width: 22px; height: 22px; }
@media (max-width: 900px) {
  .header__barra { border-radius: 20px; }
  .menu-btn { display: inline-flex; }
  .nav {
    position: absolute; top: calc(100% + 8px); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    padding: 10px; border-radius: 20px;
    background: rgba(17, 7, 38, .97);
    border: 1px solid rgba(255, 255, 255, .1);
    box-shadow: 0 24px 50px -20px rgba(10, 4, 30, .8);
    opacity: 0; visibility: hidden; transform: translateY(-6px);
    transition: opacity .2s, transform .2s var(--ease), visibility .2s;
  }
  .nav.abierto { opacity: 1; visibility: visible; transform: none; }
  .nav a:not(.btn) { padding: 14px 16px; font-size: 1.05rem; }
  .nav .btn { margin: 8px 0 0; min-height: 52px; }
}

/* ---------- Portada de Inicio (con agujero negro) ---------- */
.portada { min-height: min(100dvh, 900px); display: flex; flex-direction: column; overflow: hidden; }
.portada__fondo { position: absolute; inset: 0; z-index: -1; }
.portada__fondo canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.portada__grid { flex: 1; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); align-items: center; gap: 32px; padding: 132px 0 40px; }
.portada__texto { max-width: 610px; }
.portada h1 em { font-style: normal; color: var(--lila); }
.portada__lema { font-family: var(--f-titulos); font-style: italic; font-weight: 500; color: var(--lila); margin-bottom: 16px; }
.portada__sub { font-size: 1.2rem; color: var(--o-texto); max-width: 50ch; margin-bottom: 32px; }
.portada__xibi { justify-self: end; align-self: end; width: min(100%, 210px); margin: 0 4% 8px 0; }
.portada__xibi img { filter: drop-shadow(0 24px 30px rgba(5, 2, 18, .7)); animation: flotar 7s ease-in-out infinite; }
@keyframes flotar { 0%, 100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-12px) rotate(1deg); } }
.datos-clave { list-style: none; margin: 0; padding: 22px 0 30px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; border-top: 1px solid var(--o-linea); }
.datos-clave li { display: grid; gap: 2px; }
.datos-clave strong { font-family: var(--f-titulos); font-size: 1.02rem; color: #fff; }
.datos-clave span { font-size: .92rem; color: var(--o-suave); }
@media (max-width: 900px) {
  .portada { min-height: 0; }
  .portada__grid { grid-template-columns: 1fr; padding: 116px 0 24px; gap: 4px; }
  .portada__xibi { justify-self: center; width: 130px; margin: 12px 0 0; }
  .datos-clave { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Portadas interiores (sin WebGL) ---------- */
.cabecera { padding: 140px 0 clamp(56px, 7vw, 88px); overflow: hidden; }
.cabecera__grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr); align-items: end; gap: 32px; }
.cabecera p { font-size: 1.15rem; color: var(--o-texto); max-width: 58ch; }
.cabecera__xibi { justify-self: end; width: min(100%, 180px); }
.cabecera__xibi img { filter: drop-shadow(0 20px 26px rgba(5, 2, 18, .7)); animation: flotar 7s ease-in-out infinite; }
.migas { font-size: .9rem; color: var(--o-suave); margin-bottom: 20px; }
.migas a { color: var(--o-texto); text-decoration: none; display: inline-block; padding: 10px 2px; margin: -10px 0; }
.migas a:hover { color: #fff; }
@media (max-width: 760px) {
  .cabecera { padding-top: 116px; }
  .cabecera__grid { grid-template-columns: 1fr; }
  .cabecera__xibi { display: none; }
}

/* ---------- Pilares en zig-zag ---------- */
.pilares { display: grid; gap: clamp(56px, 8vw, 104px); }
.pilar { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.pilar:nth-child(even) .pilar__visual { order: 2; }
.pilar__num { display: block; margin-bottom: 10px; font-family: var(--f-titulos); font-weight: 600; font-size: .9rem; color: var(--violeta); }
.pilar h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); letter-spacing: -.02em; }
.pilar p { color: var(--c-suave); max-width: 52ch; }
.pilar__para { display: inline-block; margin: 2px 0 18px; padding: 6px 12px; border-radius: var(--r-sm); background: var(--lavanda); color: var(--violeta); font-size: .88rem; font-weight: 700; }
.pilar__visual {
  position: relative; overflow: hidden;
  min-height: 320px; padding: 28px; border-radius: var(--r-xl);
  display: flex; align-items: center;
  background: radial-gradient(420px 260px at 85% 100%, rgba(185, 155, 255, .35), transparent 70%), linear-gradient(160deg, #fff, var(--lavanda));
  border: 1px solid var(--c-linea); box-shadow: var(--sombra);
}
.pilar__visual img { position: absolute; right: 22px; bottom: 0; height: 86%; width: auto; filter: drop-shadow(0 14px 18px rgba(31, 13, 74, .2)); }
.mini-lista { position: relative; z-index: 1; list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; width: 60%; }
.mini-lista li {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 12px; border-radius: var(--r-sm);
  background: #fff; box-shadow: 0 1px 2px rgba(31, 13, 74, .06), 0 8px 18px -12px rgba(31, 13, 74, .3);
  font-size: .9rem; font-weight: 500; color: var(--c-tinta); line-height: 1.3;
}
.mini-lista li::before { content: ""; flex: none; width: 8px; height: 8px; border-radius: 50%; background: var(--violeta); }
.mini-lista li:nth-child(2) { margin-left: 14px; }
.mini-lista li:nth-child(3) { margin-left: 28px; }
@media (max-width: 860px) {
  .pilar { grid-template-columns: 1fr; }
  .pilar:nth-child(even) .pilar__visual { order: 0; }
  .pilar__visual { min-height: 250px; }
  .pilar__visual img { height: 70%; right: 10px; }
  .mini-lista { width: 66%; }
  .mini-lista li:nth-child(n) { margin-left: 0; }
}

/* ---------- Pasos ---------- */
.pasos { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; counter-reset: paso; }
.paso { position: relative; padding-top: 22px; border-top: 2px solid var(--c-linea); }
.paso::before { counter-increment: paso; content: "0" counter(paso); display: block; margin-bottom: 10px; font-family: var(--f-titulos); font-weight: 600; font-size: .9rem; color: var(--violeta); font-variant-numeric: tabular-nums; }
.paso::after { content: ""; position: absolute; top: -2px; left: 0; width: 36px; height: 2px; background: var(--violeta); }
.paso h3 { font-size: 1.05rem; margin-bottom: 6px; }
.paso p { font-size: .95rem; color: var(--c-suave); margin: 0; }
@media (max-width: 980px) { .pasos { grid-template-columns: repeat(2, 1fr); row-gap: 32px; } }
@media (max-width: 540px) { .pasos { grid-template-columns: 1fr; } }

/* ---------- Dos columnas ---------- */
.dividida { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 88px); align-items: center; }
.dividida--texto-ancho { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); }
@media (max-width: 900px) { .dividida, .dividida--texto-ancho { grid-template-columns: 1fr; } }
.ilustracion { width: min(100%, 400px); margin-inline: auto; }
.ilustracion img { filter: drop-shadow(0 24px 30px rgba(5, 2, 18, .55)); }
@media (max-width: 900px) { .ilustracion { width: min(72%, 300px); } }

/* Lista con check */
.puntos { list-style: none; margin: 0; padding: 0; display: grid; }
.puntos li { display: grid; grid-template-columns: 28px 1fr; gap: 14px; padding: 15px 0; border-bottom: 1px solid var(--c-linea); }
.oscuro .puntos li { border-color: var(--o-linea); }
.puntos li:last-child { border-bottom: 0; }
.puntos li::before {
  content: ""; width: 28px; height: 28px; border-radius: 9px; margin-top: 1px;
  background: var(--violeta) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center / 15px no-repeat;
}
.oscuro .puntos li::before { background-color: rgba(185, 155, 255, .24); }
.puntos strong { display: block; color: var(--c-tinta); font-family: var(--f-titulos); font-weight: 600; }
.oscuro .puntos strong { color: #fff; }
.puntos span { color: var(--c-suave); font-size: .97rem; }
.oscuro .puntos span { color: var(--o-suave); }
.puntos--2col { grid-template-columns: 1fr 1fr; column-gap: 40px; }
.puntos--2col li:nth-last-child(2) { border-bottom: 0; }
@media (max-width: 640px) {
  .puntos--2col { grid-template-columns: 1fr; }
  .puntos--2col li:nth-last-child(2) { border-bottom: 1px solid var(--o-linea); }
}

/* ---------- Recursos (biblioteca) ---------- */
.recursos { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--c-linea); border-bottom: 1px solid var(--c-linea); }
.recurso { padding: 28px 24px 28px 0; }
.recurso + .recurso { padding-left: 24px; border-left: 1px solid var(--c-linea); }
.recurso h3 { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 6px; }
.recurso p { margin: 0; color: var(--c-suave); font-size: .97rem; }
.recurso svg { display: block; width: 26px; height: 26px; color: var(--violeta); margin-bottom: 14px; }
.pronto { padding: 3px 8px; border-radius: 6px; background: #FFF1D6; color: #7A4F00; font-family: var(--f-texto); font-size: .72rem; font-weight: 700; }
@media (max-width: 900px) {
  .recursos { grid-template-columns: 1fr 1fr; }
  .recurso:nth-child(3) { padding-left: 0; border-left: 0; }
  .recurso:nth-child(n+3) { border-top: 1px solid var(--c-linea); }
}
@media (max-width: 520px) {
  .recursos { grid-template-columns: 1fr; }
  .recurso, .recurso + .recurso, .recurso:nth-child(3) { padding: 22px 0; border-left: 0; }
  .recurso + .recurso { border-top: 1px solid var(--c-linea); }
}

/* ---------- Xibi guía ---------- */
.xibi-guia { display: flex; align-items: flex-end; gap: 12px; max-width: 600px; margin: 0 0 40px; }
.xibi-guia img { flex: none; width: auto; height: 84px; filter: drop-shadow(0 8px 10px rgba(31, 13, 74, .2)); }
.xibi-guia__globo { flex: 1; margin-bottom: 14px; padding: 12px 16px; border-radius: 18px 18px 18px 4px; background: var(--c-superficie); border: 1px solid var(--c-linea); box-shadow: var(--sombra); }
.xibi-guia__globo strong { display: block; font-family: var(--f-titulos); font-size: .8rem; color: var(--violeta); }
.xibi-guia__globo p { margin: 0; color: var(--c-tinta); font-size: .97rem; line-height: 1.45; }

/* ---------- CTA ---------- */
.cta { text-align: center; }
.cta h2 { max-width: 20ch; margin-inline: auto; }
.cta p { color: var(--o-suave); font-size: 1.125rem; max-width: 52ch; margin: 0 auto 30px; }
.cta .acciones { justify-content: center; }
.cta__xibi { width: 96px; margin: 0 auto 18px; }
.cta__xibi img { filter: drop-shadow(0 16px 20px rgba(5, 2, 18, .6)); animation: flotar 7s ease-in-out infinite; }

/* ---------- Tabs ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 4px; padding: 5px; border-radius: 999px; background: var(--c-superficie); border: 1px solid var(--c-linea); box-shadow: var(--sombra); width: fit-content; max-width: 100%; margin-bottom: 40px; }
.tab { min-height: 44px; padding: 0 20px; border: 0; border-radius: 999px; cursor: pointer; background: transparent; color: var(--c-texto); font-family: var(--f-titulos); font-weight: 600; font-size: .95rem; transition: background .2s, color .2s; }
.tab:hover { color: var(--violeta); }
.tab[aria-selected="true"] { background: var(--violeta); color: #fff; }
.tabs--sub { border-radius: var(--r-md); box-shadow: none; background: var(--c-fondo-alt); border-color: transparent; margin-bottom: 24px; }
.tabs--sub .tab { border-radius: var(--r-sm); min-height: 40px; padding: 0 14px; font-size: .9rem; }
.tabs--sub .tab[aria-selected="true"] { background: #fff; color: var(--violeta); box-shadow: 0 1px 3px rgba(31, 13, 74, .12); }
@media (max-width: 560px) {
  .tabs { width: 100%; border-radius: var(--r-lg); }
  .tabs .tab { flex: 1 1 auto; border-radius: var(--r-md); padding: 0 12px; }
}
.panel[hidden] { display: none; }
.panel { animation: aparecer .3s var(--ease); }
@keyframes aparecer { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.resumen-etapa { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 12px 24px; margin-bottom: 24px; }
.resumen-etapa h2 { margin: 0; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { padding: 6px 12px; border-radius: var(--r-sm); background: var(--lavanda); color: var(--violeta); font-size: .85rem; font-weight: 700; }
.subtitulo { display: flex; align-items: baseline; flex-wrap: wrap; gap: 10px; margin: 52px 0 14px; font-size: 1.25rem; }
.subtitulo small { font-family: var(--f-texto); font-weight: 500; font-size: .95rem; color: var(--c-suave); }

/* Rutas en filas limpias */
.rutas { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; column-gap: 40px; counter-reset: ruta; }
.ruta { display: grid; grid-template-columns: 40px 1fr; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--c-linea); }
.ruta::before { counter-increment: ruta; content: counter(ruta); width: 40px; height: 40px; border-radius: var(--r-sm); display: grid; place-items: center; background: var(--lavanda); color: var(--violeta); font-family: var(--f-titulos); font-weight: 700; }
.ruta h3 { font-size: 1.02rem; margin: 2px 0 2px; }
.ruta p { margin: 0; font-size: .95rem; color: var(--c-suave); }
.ruta--exclusiva::before { background: var(--violeta); color: #fff; }
.solo-prepa { display: inline-block; margin-left: 6px; padding: 2px 7px; border-radius: 6px; background: var(--violeta-profundo); color: var(--lila); font-family: var(--f-texto); font-size: .7rem; font-weight: 700; vertical-align: 2px; }
@media (max-width: 760px) { .rutas { grid-template-columns: 1fr; } }

.nota { display: flex; gap: 12px; margin-top: 24px; padding: 16px 18px; border-radius: var(--r-md); background: var(--lavanda); color: var(--c-tinta); font-size: .97rem; }
.nota::before { content: "✦"; color: var(--violeta); }
.nota a { color: var(--violeta); font-weight: 700; }
.nota--alerta { background: #FFF6E3; }
.nota--alerta::before { content: "!"; font-family: var(--f-titulos); font-weight: 700; color: #8A5A00; }

/* Niveles */
.niveles { list-style: none; margin: 0 0 56px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-radius: var(--r-lg); background: var(--c-superficie); border: 1px solid var(--c-linea); box-shadow: var(--sombra); overflow: hidden; }
.nivel { padding: 22px 24px; }
.nivel + .nivel { border-left: 1px solid var(--c-linea); }
.nivel__barras { display: flex; gap: 4px; margin-bottom: 12px; }
.nivel__barras i { width: 22px; height: 6px; border-radius: 3px; background: var(--c-linea); }
.nivel__barras i.on { background: var(--violeta); }
.nivel strong { display: block; font-family: var(--f-titulos); color: var(--c-tinta); }
.nivel span { font-size: .93rem; color: var(--c-suave); }
@media (max-width: 760px) { .niveles { grid-template-columns: 1fr; } .nivel + .nivel { border-left: 0; border-top: 1px solid var(--c-linea); } }

/* Semestres */
.semestres { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.semestre { padding: 20px; border-radius: var(--r-lg); background: var(--c-superficie); border: 1px solid var(--c-linea); }
.semestre small { display: block; margin-bottom: 12px; font-weight: 700; color: var(--violeta); font-size: .85rem; }
.semestre ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.semestre li { position: relative; padding-left: 14px; color: var(--c-tinta); font-weight: 500; font-size: .95rem; line-height: 1.35; }
.semestre li::before { content: ""; position: absolute; left: 0; top: .55em; width: 6px; height: 6px; border-radius: 50%; background: var(--lila); }
@media (max-width: 900px) { .semestres { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .semestres { grid-template-columns: 1fr; } }

/* Áreas */
.area { padding: clamp(22px, 3vw, 32px); border-radius: var(--r-xl); background: var(--c-superficie); border: 1px solid var(--c-linea); box-shadow: var(--sombra); }
.area__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 760px) { .area__cols { grid-template-columns: 1fr; } }
.area h4 { font-family: var(--f-texto); font-size: .9rem; color: var(--violeta); margin-bottom: 6px; }
.opciones { list-style: none; margin: 0; padding: 0; }
.opciones li { padding: 12px 0; border-bottom: 1px solid var(--c-linea); }
.opciones li:last-child { border-bottom: 0; }
.opciones strong { display: block; color: var(--c-tinta); font-family: var(--f-titulos); font-weight: 600; font-size: .98rem; }
.opciones span { font-size: .93rem; color: var(--c-suave); }
.proyectos { margin-top: 20px; padding-top: 20px; border-top: 1px dashed var(--c-linea); }
.proyectos .chips li { background: var(--c-fondo-alt); color: var(--c-tinta); font-weight: 500; }

/* ---------- Incubadora ---------- */
.linea { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px 32px; counter-reset: hito; }
.hito { position: relative; padding-left: 58px; }
.hito::before { counter-increment: hito; content: counter(hito); position: absolute; left: 0; top: 0; width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; background: var(--violeta); color: #fff; font-family: var(--f-titulos); font-weight: 700; box-shadow: 0 0 0 6px var(--lavanda); }
.hito h3 { margin: 8px 0 6px; }
.hito p { margin: 0; color: var(--c-suave); }
@media (max-width: 900px) { .linea { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .linea { grid-template-columns: 1fr; } }
.rubrica { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 48px; align-items: center; }
.rubrica strong { margin-right: 6px; font-family: var(--f-titulos); color: var(--c-tinta); }
.rubrica span { padding: 8px 14px; border-radius: var(--r-sm); background: var(--c-superficie); border: 1px solid var(--c-linea); color: var(--c-tinta); font-weight: 500; }

.cifras { list-style: none; margin: 32px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.cifra { padding: 18px; border-radius: var(--r-lg); background: rgba(255, 255, 255, .04); border: 1px solid var(--o-linea); }
.cifra strong { display: block; font-family: var(--f-titulos); font-size: 1.9rem; line-height: 1.1; color: #fff; font-variant-numeric: tabular-nums; }
.cifra span { font-size: .9rem; color: var(--o-suave); }
@media (max-width: 480px) { .cifras { grid-template-columns: 1fr; } }

.ejemplos { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.ejemplo { padding: 26px; border-radius: var(--r-xl); background: var(--c-superficie); border: 1px solid var(--c-linea); box-shadow: var(--sombra); }
.ejemplo small { font-weight: 700; color: var(--violeta); }
.ejemplo h3 { margin: 6px 0 8px; }
.ejemplo p { margin: 0; color: var(--c-suave); }
@media (max-width: 640px) { .ejemplos { grid-template-columns: 1fr; } }

/* ---------- Licencia ---------- */
.licencia { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: clamp(24px, 4vw, 48px); align-items: start; }
.licencia__panel { position: sticky; top: 100px; padding: 30px; border-radius: var(--r-xl); overflow: hidden; }
.licencia__panel h3 { font-size: 1.5rem; }
.licencia__panel p { color: var(--o-suave); }
.licencia__precio { margin: 20px 0 24px; padding: 18px 0; border-top: 1px solid var(--o-linea); border-bottom: 1px solid var(--o-linea); }
.licencia__precio small { display: block; color: var(--o-suave); font-size: .9rem; }
.licencia__precio strong { font-family: var(--f-titulos); font-size: 1.35rem; color: #fff; }
.licencia__panel .btn { width: 100%; }
@media (max-width: 860px) { .licencia { grid-template-columns: 1fr; } .licencia__panel { position: static; } }

.fases { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.fase { padding: 24px; border-radius: var(--r-lg); background: var(--c-superficie); border: 1px solid var(--c-linea); }
.fase small { font-weight: 700; color: var(--c-suave); font-variant-numeric: tabular-nums; }
.fase h3 { margin: 6px 0 6px; font-size: 1.05rem; }
.fase p { margin: 0; color: var(--c-suave); font-size: .95rem; }
.fase--actual { border-color: var(--violeta); box-shadow: 0 0 0 4px rgba(90, 43, 208, .1), var(--sombra); }
.fase--actual small { color: var(--violeta); }
@media (max-width: 980px) { .fases { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .fases { grid-template-columns: 1fr; } }

/* ---------- FAQ lado a lado ---------- */
.faq-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(32px, 6vw, 80px); align-items: start; }
.faq-grid .xibi-guia { margin: 28px 0 0; }
@media (max-width: 860px) { .faq-grid { grid-template-columns: 1fr; } }
.faq { display: grid; border-top: 1px solid var(--c-linea); }
.faq details { border-bottom: 1px solid var(--c-linea); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 0; font-family: var(--f-titulos); font-weight: 600; color: var(--c-tinta); font-size: 1.03rem; transition: color .2s; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--lavanda); color: var(--violeta); font-size: 1.25rem; transition: transform .25s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary:hover { color: var(--violeta); }
.faq details p { margin: 0; padding: 0 44px 22px 0; color: var(--c-suave); }

/* ---------- Contacto ---------- */
.contacto { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
@media (max-width: 900px) { .contacto { grid-template-columns: 1fr; } }
.datos-contacto { list-style: none; margin: 28px 0 0; padding: 0; border-top: 1px solid var(--c-linea); }
.datos-contacto li > * { display: flex; align-items: center; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--c-linea); text-decoration: none; color: var(--c-tinta); font-weight: 600; }
.datos-contacto svg { width: 22px; height: 22px; color: var(--violeta); flex: none; }
.datos-contacto small { display: block; font-weight: 400; color: var(--c-suave); font-size: .88rem; }
.datos-contacto a:hover { color: var(--violeta); }
.confirmar { display: inline-block; padding: 1px 7px; border-radius: 5px; background: #FFE9B8; color: #6B4500; font-size: .76rem; font-weight: 700; }

.form { padding: clamp(24px, 4vw, 40px); border-radius: var(--r-xl); background: var(--c-superficie); border: 1px solid var(--c-linea); box-shadow: var(--sombra-alta); display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.campo { display: grid; gap: 7px; align-content: start; }
.campo--full { grid-column: 1 / -1; }
.campo label, .campo legend { font-family: var(--f-titulos); font-weight: 600; font-size: .9rem; color: var(--c-tinta); padding: 0; }
.campo input, .campo select, .campo textarea { width: 100%; min-height: 50px; padding: 12px 14px; font: inherit; font-size: 1rem; color: var(--c-tinta); background: var(--c-fondo); border: 1.5px solid var(--c-linea); border-radius: var(--r-md); transition: border-color .2s, box-shadow .2s, background .2s; }
.campo textarea { min-height: 112px; resize: vertical; }
.campo input:hover, .campo select:hover, .campo textarea:hover { border-color: #D4C9F1; }
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: none; background: #fff; border-color: var(--violeta); box-shadow: 0 0 0 4px rgba(90, 43, 208, .12); }
.campo.error input, .campo.error select, .campo.error textarea { border-color: #D33A5C; background: #FFF6F8; }
.campo__error { display: none; color: #B8264A; font-size: .86rem; }
.campo.error .campo__error { display: block; }
fieldset.campo { border: 0; margin: 0; padding: 0; min-width: 0; }
.opciones-check { display: flex; flex-wrap: wrap; gap: 8px; }
.opciones-check label { position: relative; cursor: pointer; font-family: var(--f-texto); font-weight: 500; font-size: .95rem; }
.opciones-check input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.opciones-check span { display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border-radius: 999px; border: 1.5px solid var(--c-linea); background: var(--c-fondo); color: var(--c-tinta); transition: all .2s; }
.opciones-check label:hover span { border-color: #D4C9F1; }
.opciones-check input:checked + span { background: var(--violeta); border-color: var(--violeta); color: #fff; }
.opciones-check input:focus-visible + span { outline: 3px solid var(--violeta); outline-offset: 2px; }
.form .btn { grid-column: 1 / -1; width: 100%; }
.form__estado { grid-column: 1 / -1; margin: 0; padding: 14px 16px; border-radius: var(--r-md); background: #EEF9F1; color: #1C5A33; text-align: center; font-weight: 500; }
.form__estado:empty { display: none; }
.form__estado a { color: inherit; font-weight: 700; }
.form__nota { grid-column: 1 / -1; margin: 0; font-size: .86rem; color: var(--c-suave); text-align: center; }
@media (max-width: 600px) { .form { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.footer { padding: 56px 0 28px; font-size: .95rem; }
.footer__fila { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-start; gap: 24px; padding-bottom: 28px; border-bottom: 1px solid var(--o-linea); }
.footer__lema { margin: 12px 0 0; font-family: var(--f-titulos); font-style: italic; color: var(--lila); }
.footer__nav { display: flex; flex-wrap: wrap; gap: 0 24px; }
.footer__nav a { display: inline-block; padding: 10px 0; color: var(--o-texto); text-decoration: none; }
.footer__nav a:hover { color: #fff; }
.footer__base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; padding: 22px 72px 0 0; font-size: .88rem; color: var(--o-suave); }
.footer__base a { display: inline-block; padding: 10px 0; margin: -10px 0; color: var(--lila); font-weight: 600; }

/* ---------- WhatsApp flotante ---------- */
.wa-flotante { position: fixed; right: 18px; bottom: 18px; z-index: var(--z-flotante); width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: #25D366; color: #fff; box-shadow: 0 10px 24px -8px rgba(15, 80, 40, .6); transition: transform .2s var(--ease); }
.wa-flotante:hover { transform: scale(1.06); }
.wa-flotante:active { transform: scale(.96); }
.wa-flotante svg { width: 28px; height: 28px; }

/* ---------- Entrada al hacer scroll (solo con JS) ---------- */
.js .revelar { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .revelar.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .revelar { opacity: 1; transform: none; }
}

/* Párrafo de entrada bajo un título */
.entrada { font-size: 1.125rem; color: var(--c-suave); max-width: 56ch; margin-bottom: 24px; }
.oscuro .entrada { color: var(--o-suave); }
.opcional { font-weight: 400; color: var(--c-suave); }
.footer.oscuro { background: #0A0418; }
.footer.oscuro::before { opacity: .25; }

/* ---------- Academia (plan individual) ---------- */
.tab--academia { position: relative; }
.tab--academia::after { content: "Individual"; margin-left: 8px; padding: 2px 6px; border-radius: 6px; background: var(--lavanda); color: var(--violeta); font-family: var(--f-texto); font-size: .68rem; font-weight: 700; vertical-align: 1px; }
.tab--academia[aria-selected="true"]::after { background: rgba(255, 255, 255, .2); color: #fff; }
.academia { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: clamp(24px, 4vw, 48px); align-items: start; }
.academia__intro h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.academia__plan { padding: 30px; border-radius: var(--r-xl); overflow: hidden; }
.academia__plan h3 { font-size: 1.4rem; }
.academia__plan p { color: var(--o-suave); }
.academia__plan .btn { width: 100%; }
.cursos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.curso-grupo { padding: 22px 24px; border-radius: var(--r-lg); background: var(--c-superficie); border: 1px solid var(--c-linea); box-shadow: var(--sombra); }
.curso-grupo h4 { font-family: var(--f-texto); font-size: .9rem; color: var(--violeta); margin-bottom: 4px; }
@media (max-width: 900px) { .academia { grid-template-columns: 1fr; } .cursos { grid-template-columns: 1fr; } }

/* Banda de Academia en Inicio */
.banda-academia { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 24px; padding: 26px 30px; border-radius: var(--r-xl); background: var(--c-superficie); border: 1px solid var(--c-linea); box-shadow: var(--sombra); }
.banda-academia img { width: auto; height: 84px; filter: drop-shadow(0 8px 10px rgba(31, 13, 74, .2)); }
.banda-academia h3 { margin: 0 0 4px; font-size: 1.25rem; }
.banda-academia p { margin: 0; color: var(--c-suave); }
@media (max-width: 760px) { .banda-academia { grid-template-columns: 1fr; text-align: left; } .banda-academia img { height: 70px; } }
.solo-academia { display: none; }
.modo-academia .solo-academia { display: inline; }