/* ==========================================================
   ESTILOS DEL EJEMPLO: GIMNASIO "VOLTA"
   Solo para este ejemplo. Pensado primero para celular.
   Un solo aspecto: oscuro, con acento lima y cortes diagonales.
   ========================================================== */

/* ---------- Colores, letras y medidas ---------- */
:root {
  --negro: #0c0c0c;
  --carbon: #161616;
  --carbon-2: #1f1f1f;
  --lima: #c8ff2e;          /* acento principal */
  --lima-oscuro: #9fd400;
  --blanco: #f2f2ee;
  --gris: #9b9b96;
  --gris-oscuro: #55554f;
  --linea: rgba(242, 242, 238, .12);
  --error: #ff6b57;

  --titulos: "Anton", Impact, "Arial Narrow", sans-serif;
  --texto: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;

  --alto-barra: 40px;
  --alto-encabezado: 68px;
  --rapida: cubic-bezier(.2, .9, .3, 1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--alto-encabezado); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--texto);
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--blanco);
  background: var(--negro);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.menu-abierto { overflow: hidden; }
main { overflow-x: clip; } /* la franja inclinada no genera desplazamiento lateral */
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, p, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
em { font-style: normal; color: var(--lima); }
:focus-visible { outline: 3px solid var(--lima); outline-offset: 3px; }

.contenedor { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.solo-grande { display: none; }

/* ---------- Textos comunes ---------- */
.etiqueta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--lima);
}
.etiqueta::before { content: ""; width: 14px; height: 14px; background: var(--lima); clip-path: polygon(40% 0, 100% 0, 60% 100%, 0 100%); }
.titulo {
  margin-top: 12px;
  font-family: var(--titulos);
  font-weight: 400;
  font-size: clamp(2.6rem, 11vw, 5rem);
  line-height: .95;
  text-transform: uppercase;
  letter-spacing: .005em;
}
.cabeza { margin-bottom: 40px; max-width: 760px; }
.cabeza__ayuda { margin-top: 14px; color: var(--gris); font-size: .92rem; }
.nota { margin-top: 24px; color: var(--gris); font-size: .88rem; }

/* ---------- Botones (inclinados, con brillo que pasa) ---------- */
.boton {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 28px;
  overflow: hidden;
  border: 2px solid transparent;
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  white-space: nowrap;
  transform: skewX(-10deg);
  transition: transform .25s var(--rapida), background-color .2s, color .2s, box-shadow .25s var(--rapida);
}
.boton > span { display: inline-block; transform: skewX(10deg); }
.boton::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -60%;
  width: 40%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .55), transparent);
  transform: skewX(-20deg);
  transition: left .5s var(--rapida);
}
.boton:hover::before { left: 120%; }
.boton:hover { transform: skewX(-10deg) translateY(-3px); }
.boton--lima { background: var(--lima); color: var(--negro); box-shadow: 6px 6px 0 rgba(200, 255, 46, .25); }
.boton--lima:hover { box-shadow: 9px 9px 0 rgba(200, 255, 46, .35); }
.boton--borde { border-color: var(--blanco); color: var(--blanco); }
.boton--borde:hover { background: var(--blanco); color: var(--negro); }
.boton--chico { min-height: 40px; padding: 0 16px; font-size: .8rem; }
.boton--ancho { width: 100%; }

/* ==========================================================
   BARRA DE NORTHLINE (igual en todos los ejemplos)
   ========================================================== */
.nl-barra {
  position: relative;
  z-index: 60;
  height: var(--alto-barra);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 14px;
  background: #0b0b0b;
  color: rgba(255, 255, 255, .7);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: .75rem;
  line-height: 1.4;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.nl-barra a, .nl-barra button { color: rgba(255, 255, 255, .85); transition: color .2s; }
.nl-barra a:hover, .nl-barra button:hover { color: #fff; }
.nl-barra__texto { color: rgba(255, 255, 255, .5); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nl-barra__derecha { display: flex; align-items: center; gap: 12px; }
.nl-barra__quiero { font-weight: 600; white-space: nowrap; }
.nl-barra__idioma { display: flex; align-items: center; gap: 2px; color: rgba(255, 255, 255, .3); }
.nl-barra__idioma button { padding: 6px 4px; background: none; border: 0; font-size: .72rem; font-weight: 600; opacity: .55; }
.nl-barra__idioma button[aria-pressed="true"] { opacity: 1; text-decoration: underline; text-underline-offset: 4px; }
.nl-barra :focus-visible { outline-color: #fff; }

/* ==========================================================
   ENCABEZADO
   ========================================================== */
.encabezado {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--alto-encabezado);
  background: var(--negro);
  border-bottom: 2px solid var(--lima);
}
.encabezado__fila { height: 100%; display: flex; align-items: center; gap: 14px; }
.marca { position: relative; z-index: 2; display: inline-flex; align-items: center; gap: 6px; margin-right: auto; }
.marca__icono { width: 26px; height: 26px; fill: var(--lima); }
.marca__nombre { font-family: var(--titulos); font-size: 1.9rem; text-transform: uppercase; letter-spacing: .02em; line-height: 1; }
.encabezado__boton { position: relative; z-index: 2; display: none; }

.hamburguesa {
  position: relative;
  z-index: 2;
  width: 46px;
  height: 46px;
  display: grid;
  place-content: center;
  gap: 8px;
  background: var(--lima);
  border: 0;
  clip-path: polygon(12% 0, 100% 0, 88% 100%, 0 100%);
}
.hamburguesa span { display: block; width: 22px; height: 3px; background: var(--negro); transition: transform .25s var(--rapida); }
.hamburguesa[aria-expanded="true"] span:first-child { transform: translateY(5.5px) rotate(45deg); }
.hamburguesa[aria-expanded="true"] span:last-child { transform: translateY(-5.5px) rotate(-45deg); }

/* Menú en celular: panel que entra con corte diagonal */
.menu {
  position: fixed;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 32px;
  padding: 110px 24px 40px;
  background: var(--negro);
  clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
  visibility: hidden;
  transition: clip-path .4s var(--rapida), visibility 0s linear .4s;
}
.menu.abierto { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); visibility: visible; transition: clip-path .4s var(--rapida); }
.menu ul { display: grid; gap: 0; }
.menu ul a {
  display: block;
  padding: 4px 0;
  font-family: var(--titulos);
  font-size: 2.8rem;
  line-height: 1.1;
  text-transform: uppercase;
  transition: color .15s, transform .2s var(--rapida);
}
.menu ul a:hover { color: var(--lima); transform: translateX(8px); }
.menu__boton { align-self: flex-start; }

/* ==========================================================
   FOTOS
   Cada lugar de foto muestra un marco con el nombre del archivo.
   Si la foto existe en imagenes/, aparece sola (ver principal.js).
   ========================================================== */
.foto {
  position: relative;
  overflow: hidden;
  background-color: var(--carbon-2);
  background-image:
    repeating-linear-gradient(-55deg, rgba(200, 255, 46, .06) 0 2px, transparent 2px 22px),
    linear-gradient(160deg, #2a2a2a, #111);
  background-size: cover;
  background-position: center;
  transition: transform .45s var(--rapida), filter .45s;
}
.foto::after {
  content: attr(data-foto);
  position: absolute;
  left: 10px;
  top: 10px;
  padding: 3px 8px;
  background: var(--lima);
  color: var(--negro);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .04em;
}
.foto.con-foto { background-image: var(--foto); }
.foto.con-foto::after { display: none; }

/* ==========================================================
   1. PORTADA
   ========================================================== */
.portada {
  position: relative;
  min-height: calc(100vh - var(--alto-barra) - var(--alto-encabezado));
  min-height: calc(100svh - var(--alto-barra) - var(--alto-encabezado));
  display: flex;
  align-items: center;
  padding: 80px 0 120px;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}
.portada__foto { position: absolute; inset: 0; }
.portada__foto::after { left: auto; right: 16px; top: 16px; }
.portada__velo {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(12, 12, 12, .95) 20%, rgba(12, 12, 12, .55) 70%, rgba(12, 12, 12, .3)),
    linear-gradient(0deg, rgba(12, 12, 12, .6), transparent 40%);
}
.portada__contenido { position: relative; }
.portada__titulo {
  margin-top: 16px;
  font-family: var(--titulos);
  font-weight: 400;
  font-size: clamp(4rem, 22vw, 10rem);
  line-height: .86;
  text-transform: uppercase;
}
.portada__titulo em { display: inline-block; -webkit-text-stroke: 0; }
.portada__texto { margin-top: 22px; max-width: 30rem; font-size: 1.12rem; color: rgba(242, 242, 238, .82); }
.portada__botones { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 14px; }

/* Entrada rápida y marcada */
.entrada { opacity: 0; transform: translateX(-40px) skewX(-6deg); animation: entrar .6s var(--rapida) forwards; animation-delay: calc(var(--d, 0) * .1s + .1s); }
@keyframes entrar { to { opacity: 1; transform: none; } }

/* ==========================================================
   2. FRANJA QUE SE DESPLAZA
   ========================================================== */
.franja {
  position: relative;
  z-index: 2;
  margin-top: -40px;
  padding: 14px 0;
  overflow: hidden;
  background: var(--lima);
  color: var(--negro);
  transform: rotate(-2deg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .5);
}
.franja__pista {
  display: flex;
  width: max-content;
  animation: desplazar 22s linear infinite;
}
.franja__pista span {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  padding-right: 28px;
  font-family: var(--titulos);
  font-size: 2rem;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}
.franja__pista span::after { content: ""; width: 14px; height: 14px; background: var(--negro); clip-path: polygon(40% 0, 100% 0, 60% 100%, 0 100%); }
@keyframes desplazar { to { transform: translateX(-50%); } }

/* ==========================================================
   SECCIONES
   ========================================================== */
.seccion { padding: 88px 0; }
.seccion--diagonal {
  background: var(--carbon);
  clip-path: polygon(0 40px, 100% 0, 100% calc(100% - 40px), 0 100%);
  padding: 120px 0;
}
.seccion--claro { background: var(--blanco); color: var(--negro); }
.seccion--claro .etiqueta { color: var(--negro); }
.seccion--claro .etiqueta::before { background: var(--negro); }
.seccion--claro em { color: var(--negro); background: var(--lima); padding: 0 .12em; }
.seccion--lima { background: var(--lima); color: var(--negro); }
.seccion--lima .etiqueta { color: var(--negro); }
.seccion--lima .etiqueta::before { background: var(--negro); }
.seccion--lima em { color: var(--negro); text-decoration: underline; text-decoration-thickness: 6px; text-underline-offset: 6px; }

/* ---------- 3. Clases ---------- */
.clases { display: grid; gap: 16px; }
.clase {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--carbon);
  border: 2px solid transparent;
  overflow: hidden;
  transition: transform .25s var(--rapida), border-color .2s;
}
.clase:hover { transform: translateY(-6px); border-color: var(--lima); }
.clase .foto { aspect-ratio: 16 / 9; clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%); }
.clase:hover .foto { transform: scale(1.08); }
.clase__cuerpo { padding: 18px 22px 24px; }
.clase__numero { position: absolute; right: 16px; top: 12px; font-family: var(--titulos); font-size: 3rem; line-height: 1; color: rgba(242, 242, 238, .15); }
.clase h3 { font-family: var(--titulos); font-weight: 400; font-size: 2rem; text-transform: uppercase; line-height: 1; }
.clase p { margin-top: 8px; color: var(--gris); font-size: .98rem; }
.intensidad { margin-top: 16px; display: flex; align-items: center; gap: 10px; font-size: .72rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--gris); }
.intensidad__barras { display: flex; gap: 4px; }
.intensidad__barras i { width: 20px; height: 8px; background: var(--gris-oscuro); transform: skewX(-20deg); }
.intensidad__barras i.on { background: var(--lima); }

/* ---------- 4. Planes ---------- */
.planes { display: grid; gap: 18px; }
.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 30px 24px;
  background: var(--negro);
  border: 2px solid var(--linea);
  transition: transform .25s var(--rapida), border-color .2s;
}
.plan:hover { transform: translateY(-6px); border-color: var(--blanco); }
.plan--destacado { background: var(--lima); color: var(--negro); border-color: var(--lima); }
.plan--destacado:hover { border-color: var(--lima); }
.plan__sello {
  position: absolute;
  top: -14px;
  left: 20px;
  padding: 4px 12px;
  background: var(--negro);
  color: var(--lima);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  transform: skewX(-10deg);
}
.plan h3 { font-family: var(--titulos); font-weight: 400; font-size: 2.4rem; text-transform: uppercase; line-height: 1; }
.plan__precio { margin-top: 16px; font-family: var(--titulos); font-size: 3.4rem; line-height: 1; }
.plan__precio span { font-family: var(--texto); font-size: 1rem; font-weight: 600; color: var(--gris); margin-left: 6px; }
.plan--destacado .plan__precio span { color: rgba(12, 12, 12, .6); }
.plan ul { margin: 22px 0 28px; display: grid; gap: 10px; flex: 1; }
.plan li { position: relative; padding-left: 26px; font-weight: 500; }
.plan li::before { content: ""; position: absolute; left: 0; top: 7px; width: 12px; height: 12px; background: var(--lima); clip-path: polygon(40% 0, 100% 0, 60% 100%, 0 100%); }
.plan--destacado li::before { background: var(--negro); }
.plan--destacado .boton--borde { border-color: var(--negro); color: var(--negro); }
.plan--destacado .boton--borde:hover { background: var(--negro); color: var(--lima); }

/* ---------- 5. Horario ---------- */
.grilla-caja { overflow-x: auto; border: 2px solid var(--linea); -webkit-overflow-scrolling: touch; }
.grilla { width: 100%; min-width: 720px; border-collapse: collapse; }
.grilla th, .grilla td { padding: 12px 10px; text-align: center; border-bottom: 1px solid var(--linea); }
.grilla thead th { font-family: var(--titulos); font-weight: 400; font-size: 1.3rem; text-transform: uppercase; background: var(--carbon); }
.grilla tbody th {
  position: sticky;
  left: 0;
  background: var(--carbon);
  font-family: var(--titulos);
  font-weight: 400;
  font-size: 1.15rem;
  color: var(--lima);
}
.grilla td span {
  display: inline-block;
  padding: 5px 10px;
  background: var(--carbon-2);
  font-size: .85rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background-color .15s, color .15s;
}
.grilla td span:hover { background: var(--lima); color: var(--negro); }
.grilla td.vacio { color: var(--gris-oscuro); }

/* ---------- 6. Entrenadores ---------- */
.equipo { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.entrenador .foto { aspect-ratio: 3 / 4; filter: grayscale(1) contrast(1.1); }
.entrenador:hover .foto { filter: none; transform: scale(1.03); }
.entrenador h3 { margin-top: 12px; font-family: var(--titulos); font-weight: 400; font-size: 1.5rem; text-transform: uppercase; line-height: 1.05; }
.entrenador p { margin-top: 2px; font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--gris-oscuro); }

/* ---------- 7. Números ---------- */
.numeros { padding: 64px 0; background: var(--carbon); border-top: 2px solid var(--lima); border-bottom: 2px solid var(--lima); }
.numeros__lista { display: grid; grid-template-columns: 1fr 1fr; gap: 32px 16px; }
.numero strong { display: block; font-family: var(--titulos); font-weight: 400; font-size: clamp(3.2rem, 14vw, 5.5rem); line-height: 1; color: var(--lima); }
.numero span { display: block; margin-top: 4px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; font-size: .82rem; color: var(--gris); }
.numeros__aviso { margin-top: 28px; font-size: .8rem; font-style: italic; color: var(--gris); }

/* ---------- 8. Clase de prueba ---------- */
.prueba { display: grid; gap: 36px; }
.prueba__texto > p:not(.etiqueta) { margin-top: 16px; color: var(--gris); max-width: 30rem; }
.prueba__caja { padding: 28px 22px; background: var(--carbon); border-left: 4px solid var(--lima); }
.formulario { display: grid; gap: 18px; }
.campo { display: grid; gap: 6px; }
.campo-doble { display: grid; gap: 18px; }
.campo label { font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.campo input, .campo select {
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  font-size: 1rem;
  background: var(--negro);
  border: 2px solid var(--carbon-2);
  border-radius: 0;
  transition: border-color .15s;
  -webkit-appearance: none;
  appearance: none;
}
.campo input::placeholder { color: var(--gris-oscuro); }
.campo select {
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c8ff2e' stroke-width='3'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 18px;
}
.campo input:focus, .campo select:focus { outline: none; border-color: var(--lima); }
.campo [aria-invalid="true"] { border-color: var(--error); }
.campo__error { font-size: .88rem; font-weight: 600; color: var(--error); }
.campo__error:empty { display: none; }

.confirmacion { display: grid; justify-items: start; gap: 14px; animation: entrar .5s var(--rapida) both; }
.confirmacion[hidden] { display: none; }
.confirmacion:focus { outline: none; }
.confirmacion__icono { width: 54px; height: 54px; padding: 10px; background: var(--lima); fill: var(--negro); }
.confirmacion h3 { font-family: var(--titulos); font-weight: 400; font-size: 2.4rem; text-transform: uppercase; line-height: 1; }
.confirmacion p { color: var(--gris); }

/* ---------- 9. Contacto ---------- */
.contacto { display: grid; gap: 32px; }
.contacto__datos { display: grid; gap: 28px; }
.contacto__horarios div { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 2px solid rgba(12, 12, 12, .15); font-weight: 600; }
.contacto__horarios dd { font-family: var(--titulos); font-size: 1.2rem; }
.contacto__lista { display: grid; gap: 14px; }
.contacto__lista dt { font-size: .75rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; opacity: .65; }
.contacto__lista dd { font-size: 1.1rem; font-weight: 600; }

/* ==========================================================
   PIE
   ========================================================== */
.pie { background: var(--negro); padding: 56px 0 28px; }
.pie__fila { display: grid; gap: 26px; }
.pie__frase { margin-top: 10px; color: var(--gris); }
.pie__menu { display: flex; flex-wrap: wrap; gap: 8px 22px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .85rem; }
.pie__menu a:hover, .pie__base a:hover { color: var(--lima); }
.pie__base {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--linea);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: .82rem;
  color: var(--gris);
}

/* ==========================================================
   APARECER AL HACER SCROLL (más rápido que en otros ejemplos)
   ========================================================== */
.js .revelar {
  opacity: 0;
  transform: translateY(40px) skewY(2deg);
  transition: opacity .5s var(--rapida), transform .5s var(--rapida);
  transition-delay: calc(var(--d, 0) * .07s);
}
.js .revelar.visible { opacity: 1; transform: none; }
.js .clase.revelar.visible:hover,
.js .plan.revelar.visible:hover { transform: translateY(-6px); transition-delay: 0s; transition-duration: .25s; }

/* ==========================================================
   TABLET (desde 640px)
   ========================================================== */
@media (min-width: 640px) {
  .contenedor { padding: 0 32px; }
  .solo-grande { display: inline; }
  .solo-chico { display: none; }
  .nl-barra { padding: 0 20px; }
  .clases { grid-template-columns: repeat(2, 1fr); }
  .equipo { grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .numeros__lista { grid-template-columns: repeat(4, 1fr); }
  .campo-doble { grid-template-columns: 1fr 1fr; gap: 16px; }
  .prueba__caja { padding: 36px 32px; }
  .contacto__datos { grid-template-columns: 1fr 1fr; gap: 40px; }
  .pie__fila { grid-template-columns: 1fr auto; align-items: end; }
}

/* En celular, la barra de Northline usa dos líneas para que entre todo */
@media (max-width: 639px) {
  :root { --alto-barra: 58px; }
  .nl-barra { flex-wrap: wrap; row-gap: 0; padding: 6px 14px 5px; }
  .nl-barra__texto { order: 3; width: 100%; text-align: center; font-size: .68rem; }
}

/* ==========================================================
   COMPUTADORA (desde 1024px)
   ========================================================== */
@media (min-width: 1024px) {
  :root { --alto-encabezado: 76px; }

  .hamburguesa, .menu__boton { display: none; }
  .encabezado__boton { display: inline-flex; }
  .marca { margin-right: 0; }
  .menu {
    position: static;
    flex-direction: row;
    margin: 0 auto;
    padding: 0;
    background: none;
    clip-path: none;
    visibility: visible;
    transition: none;
  }
  .menu ul { display: flex; gap: 28px; }
  .menu ul a { position: relative; font-family: var(--texto); font-size: .9rem; font-weight: 700; letter-spacing: .12em; padding: 6px 0; }
  .menu ul a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background: var(--lima);
    transform: scaleX(0) skewX(-20deg);
    transform-origin: left;
    transition: transform .2s var(--rapida);
  }
  .menu ul a:hover { transform: none; }
  .menu ul a:hover::after { transform: scaleX(1) skewX(-20deg); }

  .portada { padding: 100px 0 160px; clip-path: polygon(0 0, 100% 0, 100% 84%, 0 100%); }

  .franja { margin-top: -70px; padding: 18px 0; }
  .franja__pista span { font-size: 2.6rem; }

  .seccion { padding: 120px 0; }
  .seccion--diagonal { clip-path: polygon(0 80px, 100% 0, 100% calc(100% - 80px), 0 100%); padding: 180px 0; }
  .cabeza { margin-bottom: 56px; }

  .clases { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .cabeza__ayuda { display: none; } /* en computadora la tabla entra completa */

  .planes { grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: center; }
  .plan { padding: 36px 30px; }
  .plan--destacado { padding: 52px 30px; }

  .equipo { gap: 22px; }

  .prueba { grid-template-columns: 1fr 1.1fr; gap: 72px; align-items: center; }
  .prueba__caja { padding: 44px; }

  .contacto { grid-template-columns: 1fr 1.3fr; gap: 72px; align-items: start; }
}

/* ==========================================================
   REDUCIR MOVIMIENTO
   ========================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    animation-delay: 0s !important;
    transition-duration: .01ms !important;
    transition-delay: 0s !important;
  }
  .franja__pista { animation: none; }
  .js .revelar { opacity: 1; transform: none; }
}