/* ==========================================================================
   EROS FITNESS — BASE (todas las páginas)
   Tokens de marca, reset, tipografía, botones, menú, barra fija del celular,
   pie de página, formularios, tarjetas, íconos flotantes y bloques de CTA.
   ✏️ Para cambiar colores o fuentes de todo el sitio, edita :root.
   Cada página suma su propio CSS (inicio.css, historia.css, metodo.css,
   planes.css, valoracion.css, paginas.css).
   ========================================================================== */

:root {
  /* Paleta — negro tinta, oro ámbar del logo y mármol hueso */
  --ink: #0B0A08;
  --ink-2: #14120E;
  --ink-3: #1D1A14;
  --ink-4: #27231B;
  --gold: #E9A93A;
  --gold-hi: #F6C768;
  --gold-deep: #B7791F;
  --gold-ink: #8A5A12;          /* oro oscuro para texto sobre mármol claro (contraste AA) */
  --marble: #EFE8DC;
  --marble-2: #E4DBCB;
  --hueso: #F5F0E7;
  --text: #EFE8DC;
  --text-2: #CFC6B6;
  --muted: #A39B8B;
  /* Texto sobre fondos claros */
  --t-oscuro: #16130E;
  --t-medio: #4B4337;
  --t-suave: #6E6456;
  --line: rgba(233, 169, 58, .18);
  --line-2: rgba(233, 169, 58, .32);
  --line-soft: rgba(239, 232, 220, .1);
  --line-claro: rgba(138, 90, 18, .2);
  --oro-grad: linear-gradient(135deg, #F6C768 0%, #E9A93A 45%, #B7791F 100%);
  --oro-texto: linear-gradient(180deg, #F9D88E 0%, #F0B84E 40%, #E9A93A 60%, #B7791F 100%);
  --oro-texto-claro: linear-gradient(180deg, #C58A2A, #8A5A12);

  /* Tipografías (Google Fonts; si tardan, se ve la de respaldo) */
  --f-display: 'Anton', 'Impact', 'Haettenschweiler', 'Arial Narrow Bold', sans-serif;
  --f-gotica: 'UnifrakturMaguntia', 'Old English Text MT', serif;
  --f-serif: 'Cormorant Garamond', 'Georgia', serif;
  --f-ui: 'Manrope', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  /* Escala tipográfica fluida (360 px → 1440 px) */
  --fs-hero: clamp(3.3rem, 1.5rem + 7.6vw, 8.6rem);
  --fs-h2: clamp(2.4rem, 1.45rem + 4vw, 5.4rem);
  --fs-h3: clamp(1.45rem, 1.2rem + 1vw, 2.1rem);
  --fs-lead: clamp(1.02rem, .96rem + .3vw, 1.2rem);

  /* Espaciado */
  --gutter: clamp(16px, 4.2vw, 64px);
  --max: 1280px;
  --sec: clamp(72px, 3.5rem + 5.5vw, 150px);
  --radio: 22px;
  --nav-h: 64px;
  --barra-h: 0px;               /* alto de la barra fija del celular (se define abajo) */

  /* Movimiento */
  --ease: cubic-bezier(.19, 1, .22, 1);
  --ease-io: cubic-bezier(.7, 0, .2, 1);
}
@media (max-width: 1023px) { :root { --barra-h: 76px; } }
@media (min-width: 1024px) { :root { --nav-h: 76px; } }

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; min-height: 100vh; overflow-x: clip;
  background: var(--ink); color: var(--text);
  font: 400 1rem/1.65 var(--f-ui);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  padding-bottom: var(--barra-h);
}
body[data-sin-barra-fija] { padding-bottom: 0; }
img, video, svg { display: block; max-width: 100%; }
img, video { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
h1, h2, h3, h4, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
::selection { background: var(--gold); color: var(--ink); }
:focus-visible { outline: 2px solid var(--gold-hi); outline-offset: 3px; border-radius: 4px; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
[hidden] { display: none !important; }

/* ---------- Utilidades ---------- */
.contenedor { width: 100%; max-width: calc(var(--max) + var(--gutter) * 2); margin-inline: auto; padding-inline: var(--gutter); }
.seccion { position: relative; padding-block: var(--sec); }
.seccion--corta { padding-block: calc(var(--sec) * .7); }
/* Las secciones de abajo no se pintan hasta que se acercan (más rápido al cargar) */
.diferida { content-visibility: auto; contain-intrinsic-size: auto 900px; }
.skip { position: fixed; left: 16px; top: -80px; z-index: 300; background: var(--gold); color: var(--ink); padding: 12px 18px; border-radius: 999px; font-weight: 700; transition: top .3s; }
.skip:focus { top: 16px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.noscript { margin-top: 24px; color: var(--text-2); }
.noscript a { color: var(--gold); text-decoration: underline; }
.centro { text-align: center; }

/* ---------- Tipografía ---------- */
.wordmark {
  font-family: var(--f-gotica); font-weight: 400; line-height: 1; letter-spacing: 0;
  background: var(--oro-texto); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.h2 {
  font-family: var(--f-display); font-weight: 400; font-size: var(--fs-h2);
  line-height: .95; letter-spacing: -.005em; text-transform: uppercase; color: var(--text);
  text-wrap: balance;
}
.h2 em, .em-oro {
  font-family: var(--f-serif); font-style: italic; font-weight: 500; text-transform: none;
  letter-spacing: -.01em; font-size: 1.06em; line-height: .9;
  background: var(--oro-texto); -webkit-background-clip: text; background-clip: text; color: transparent;
  padding-right: .06em;
}
.h3 { font: 400 var(--fs-h3)/1 var(--f-display); text-transform: uppercase; letter-spacing: .005em; }
.lead { font-size: var(--fs-lead); line-height: 1.6; color: var(--text-2); max-width: 36em; }
.lead strong { color: var(--text); }
.eyebrow {
  display: flex; align-items: center; gap: 12px; margin-bottom: clamp(16px, 2vw, 26px);
  font: 700 .72rem/1.45 var(--f-ui); letter-spacing: .26em; text-transform: uppercase; color: var(--gold);
}
.eyebrow__num { font: italic 500 1.15rem/1 var(--f-serif); letter-spacing: .02em; text-transform: none; }
.eyebrow__linea { width: 40px; height: 1px; background: currentColor; opacity: .55; flex: none; }
.eyebrow--centro { justify-content: center; }

/* ---------- Fondos ---------- */
.fondo-ink-2 { background: var(--ink-2); }
.fondo-marmol-oscuro { background: var(--ink) url('../img/texturas/marmol-oscuro.webp') center / cover; }
/* Sección clara: mármol hueso con texto oscuro */
/* (los :where() mantienen baja la especificidad: cualquier clase de un componente manda sobre estos colores) */
.claro { background: var(--marble) url('../img/texturas/marmol-claro.webp') center / cover; color: var(--t-oscuro); }
/* Variante clara lisa (hueso), para alternar con el mármol sin repetir textura */
.claro.hueso { background: radial-gradient(60% 50% at 90% 8%, rgba(233, 169, 58, .14), transparent 70%), var(--hueso); }
.claro :where(.h2, h3) { color: var(--t-oscuro); }
.claro .h2 em, .claro .em-oro { background: var(--oro-texto-claro); -webkit-background-clip: text; background-clip: text; color: transparent; }
.claro :where(.lead, p) { color: var(--t-medio); }
.claro :where(strong) { color: var(--t-oscuro); }
.claro .lead strong { color: var(--t-oscuro); }
.claro .eyebrow { color: var(--gold-ink); }
/* Tarjeta oscura dentro de una sección clara (calculadora, formulario, planes) */
.en-oscuro { color: var(--text); }
.en-oscuro :where(.h2, h3, strong) { color: var(--text); }
.en-oscuro :where(.lead, p) { color: var(--text-2); }
.claro .en-oscuro .lead strong { color: var(--text); }
.claro .en-oscuro .eyebrow { color: var(--gold); }

/* Revelado al hacer scroll (solo si el JS está listo y no se pidió "reducir movimiento") */
.linea { display: block; }
.js-anim .revelar { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform 1s var(--ease); transition-delay: var(--d, 0s); }
.js-anim .revelar.visible { opacity: 1; transform: none; }

/* ---------- Firma (máscara SVG coloreable) ---------- */
.firma-mask {
  aspect-ratio: 681.8 / 303; width: 100%;
  background: var(--oro-grad);
  -webkit-mask: url('../img/brand/firma-eros.svg') center / contain no-repeat;
          mask: url('../img/brand/firma-eros.svg') center / contain no-repeat;
}
.js-anim .firma-mask--dibujar { background-repeat: no-repeat; background-position: 0 0; background-size: 0% 100%; transition: background-size 2s cubic-bezier(.6, .1, .2, 1) .3s; }
.js-anim .firma-mask--dibujar.visible { background-size: 100% 100%; }

/* ---------- Botones ---------- */
.btn {
  --h: 54px;
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: var(--h); padding: 0 26px; border-radius: 999px;
  font: 800 .78rem/1.1 var(--f-ui); letter-spacing: .12em; text-transform: uppercase; text-align: center;
  transition: transform .5s var(--ease), background-color .3s, color .3s, border-color .3s, box-shadow .4s;
  -webkit-tap-highlight-color: transparent;
}
.btn > span { position: relative; z-index: 1; }
.btn--oro { background: var(--oro-grad); color: var(--ink); box-shadow: 0 14px 34px -18px rgba(233, 169, 58, .8), inset 0 1px 0 rgba(255, 255, 255, .4); }
.btn--oro::before {
  content: ''; position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, .55) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .9s var(--ease);
}
.btn--oro:hover::before, .btn--oro:focus-visible::before { transform: translateX(120%); }
.btn--oro:hover { transform: translateY(-2px); }
.btn--linea { border: 1px solid rgba(233, 169, 58, .55); color: var(--text); background: rgba(11, 10, 8, .35); }
.btn--linea:hover { border-color: var(--gold); color: var(--gold-hi); }
/* Botón oscuro para usar sobre fondos claros */
.btn--tinta { background: var(--t-oscuro); color: var(--marble); box-shadow: 0 14px 30px -18px rgba(22, 19, 14, .8); }
.btn--tinta:hover { background: #2A241B; transform: translateY(-2px); }
.claro .btn--linea { border-color: rgba(138, 90, 18, .55); color: var(--t-oscuro); background: rgba(255, 252, 245, .5); }
.claro .btn--linea:hover { border-color: var(--gold-ink); color: var(--gold-ink); }
.claro .en-oscuro .btn--linea { border-color: rgba(233, 169, 58, .55); color: var(--text); background: rgba(11, 10, 8, .35); }
.claro .en-oscuro .btn--linea:hover { border-color: var(--gold); color: var(--gold-hi); }
.btn--block { width: 100%; }
.btn--sm { --h: 44px; padding: 0 18px; font-size: .7rem; }
.btn__flecha, .btn__icono { position: relative; z-index: 1; width: 20px; height: 20px; flex: none; transition: transform .5s var(--ease); }
.btn:hover .btn__flecha { transform: translateX(4px); }
.btn[disabled], .btn.cargando { pointer-events: none; opacity: .75; }
.btn.cargando > span::after { content: ''; display: inline-block; width: 12px; height: 12px; margin-left: 10px; vertical-align: -1px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: gira .7s linear infinite; }
@keyframes gira { to { transform: rotate(360deg); } }
.ctas { display: flex; flex-wrap: wrap; gap: 10px; }
.ctas--centro { justify-content: center; }
@media (max-width: 479px) {
  .ctas > .btn { flex: 1 1 100%; }
  .ctas--par > .btn { flex: 1 1 calc(50% - 5px); padding-inline: 12px; letter-spacing: .08em; }
}
.link-flecha { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; font-weight: 700; color: var(--gold-hi); border-bottom: 1px solid var(--line-2); }
.link-flecha svg { width: 18px; height: 18px; transition: transform .4s var(--ease); }
.link-flecha:hover svg { transform: translateX(4px); }
.claro .link-flecha { color: var(--gold-ink); border-color: var(--line-claro); }

/* ---------- Navegación (siempre con fondo propio) ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--nav-h);
  display: flex; align-items: center; gap: 24px; padding: 0 var(--gutter);
  background: rgba(11, 10, 8, .93); border-bottom: 1px solid var(--line);
  transition: transform .5s var(--ease);
}
@media (min-width: 1024px) and (hover: hover) {
  .nav { background: rgba(11, 10, 8, .82); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
}
.nav--oculta { transform: translateY(-105%); }
.nav__marca { display: flex; align-items: center; gap: 9px; margin-right: auto; min-height: 44px; }
.nav__marca .wordmark { font-size: 1.9rem; }
.nav__fitness { font: 700 .62rem/1 var(--f-ui); letter-spacing: .4em; color: var(--text-2); text-transform: uppercase; padding-top: 6px; }
.nav__links { display: none; gap: 30px; }
.nav__links a { position: relative; display: inline-flex; align-items: center; min-height: 44px; font: 600 .76rem/1 var(--f-ui); letter-spacing: .12em; text-transform: uppercase; color: var(--text-2); transition: color .3s; }
.nav__links a::after { content: ''; position: absolute; left: 0; right: 0; bottom: 8px; height: 1px; background: var(--gold); transform: scaleX(0); transform-origin: right; transition: transform .5s var(--ease); }
.nav__links a:hover, .nav__links a[aria-current] { color: var(--text); }
.nav__links a:hover::after, .nav__links a[aria-current]::after { transform: scaleX(1); transform-origin: left; }
.nav__cta { display: none; }
/* Zona alumnos (escritorio): discreta, separada por una línea, con la pista de lo que hay adentro */
.nav__links .nav__alumnos { gap: 10px; padding-left: 24px; border-left: 1px solid var(--line-2); color: var(--text-2); }
.nav__links .nav__alumnos::after { display: none; }
.nav__alumnos svg { width: 20px; height: 20px; flex: none; color: var(--gold); }
.nav__alumnos span { display: grid; gap: 4px; }
.nav__alumnos b { font-weight: 600; }
.nav__alumnos small { font: 500 .7rem/1 var(--f-ui); letter-spacing: .01em; text-transform: none; color: var(--muted); transition: color .3s; }
.nav__alumnos:hover small { color: var(--gold-hi); }
.nav__burger { width: 48px; height: 48px; display: grid; place-content: center; gap: 7px; border-radius: 50%; border: 1px solid var(--line-2); flex: none; }
.nav__burger span { display: block; width: 20px; height: 1.5px; background: var(--text); transition: width .4s var(--ease); }
.nav__burger span:last-child { width: 13px; justify-self: end; }
.nav__burger:hover span:last-child { width: 20px; }
@media (min-width: 1024px) {
  .nav__links { display: flex; }
  .nav__cta { display: inline-flex; }
  .nav__burger { display: none; }
}

/* ---------- Menú del celular (dialog a pantalla completa, fondo opaco) ---------- */
.menu {
  position: fixed; inset: 0; width: 100%; max-width: none; height: 100%; max-height: none;
  margin: 0; padding: 0; border: 0; background: var(--ink); color: var(--text); overflow: auto; overscroll-behavior: contain;
}
.menu::backdrop { background: var(--ink); }
.menu__inner { position: relative; min-height: 100%; display: flex; flex-direction: column; padding: 8px var(--gutter) max(24px, env(safe-area-inset-bottom)); background: radial-gradient(120% 50% at 100% 0%, rgba(233, 169, 58, .14), transparent 60%), var(--ink) url('../img/texturas/marmol-oscuro.webp') center / cover; }
.menu__top { display: flex; justify-content: space-between; align-items: center; min-height: 56px; }
.menu__cerrar { width: 48px; height: 48px; display: grid; place-items: center; border: 1px solid var(--line-2); border-radius: 50%; }
.menu__cerrar svg { width: 22px; height: 22px; }
.menu__links { display: grid; margin: auto 0; padding-block: 28px; }
.menu__links a { display: flex; align-items: baseline; gap: 14px; font: 400 clamp(2rem, 9vw, 3.4rem)/1.1 var(--f-display); text-transform: uppercase; padding-block: 9px; border-bottom: 1px solid var(--line-soft); }
.menu__links a span { font: italic 500 1.05rem/1 var(--f-serif); color: var(--gold); min-width: 30px; }
.menu__links a[aria-current] { color: var(--gold-hi); }
.menu__pie { display: grid; gap: 18px; }
.menu__redes { display: flex; flex-wrap: wrap; gap: 4px 20px; justify-content: center; }
.menu__redes a { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; color: var(--text-2); font-weight: 600; font-size: .92rem; }
.menu__redes svg { width: 20px; height: 20px; color: var(--gold); }
.menu[open] .menu__links a { animation: menu-in .7s var(--ease) both; }
.menu[open] .menu__links a:nth-child(2) { animation-delay: .04s; }
.menu[open] .menu__links a:nth-child(3) { animation-delay: .08s; }
.menu[open] .menu__links a:nth-child(4) { animation-delay: .12s; }
.menu[open] .menu__links a:nth-child(5) { animation-delay: .16s; }
.menu[open] .menu__links a:nth-child(6) { animation-delay: .2s; }
@keyframes menu-in { from { opacity: 0; transform: translateY(30px); } }

/* ---------- Barra fija inferior del celular ---------- */
.barra-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  display: flex; gap: 10px; align-items: center;
  padding: 10px var(--gutter) max(10px, env(safe-area-inset-bottom));
  background: rgba(11, 10, 8, .96); border-top: 1px solid var(--line-2);
  transition: transform .45s var(--ease);
}
.barra-cta__btn { flex: 1; --h: 52px; letter-spacing: .1em; }
.barra-cta__wa { flex: none; width: 52px; height: 52px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--line-2); color: var(--gold-hi); background: #16130E; }
.barra-cta__wa svg { width: 24px; height: 24px; }
.barra-cta.escondida, body.con-dialogo .barra-cta { transform: translateY(110%); }
@media (min-width: 1024px) { .barra-cta { display: none; } }

/* ---------- WhatsApp flotante (solo escritorio; en celular está en la barra) ---------- */
.wa-flotante { display: none; }
@media (min-width: 1024px) {
  .wa-flotante {
    position: fixed; right: 24px; bottom: 24px; z-index: 70;
    display: flex; align-items: center; gap: 10px; height: 56px; padding: 0 20px 0 17px;
    border-radius: 999px; background: #0F0E0B; color: var(--gold-hi);
    border: 1px solid var(--line-2); box-shadow: 0 16px 40px -14px rgba(0, 0, 0, .8);
    transition: transform .5s var(--ease), background-color .3s, color .3s;
  }
  .wa-flotante::after { content: ''; position: absolute; inset: -1px; border-radius: inherit; border: 1px solid var(--gold); opacity: 0; animation: onda 3.4s ease-out 3s infinite; pointer-events: none; }
  .wa-flotante svg { width: 24px; height: 24px; flex: none; }
  .wa-flotante__txt { font: 700 .72rem/1 var(--f-ui); letter-spacing: .16em; text-transform: uppercase; color: var(--text); }
  .wa-flotante:hover { background: var(--gold); color: var(--ink); transform: translateY(-3px); }
  .wa-flotante:hover .wa-flotante__txt { color: var(--ink); }
  body.con-dialogo .wa-flotante { display: none; }
}
@keyframes onda { 0% { opacity: .7; transform: scale(1); } 60%, 100% { opacity: 0; transform: scale(1.25); } }

/* ---------- Tarjetas ---------- */
.tarjeta {
  position: relative; border-radius: var(--radio);
  background: linear-gradient(180deg, #1C1914, #13110D);
  border: 1px solid var(--line);
  box-shadow: 0 30px 70px -44px rgba(0, 0, 0, .9);
}
.tarjeta--oro { border-color: rgba(233, 169, 58, .42); background: radial-gradient(120% 70% at 50% 0%, rgba(233, 169, 58, .14), transparent 60%), linear-gradient(180deg, #1D1A14, #121009); }
.tarjeta--clara { background: rgba(255, 252, 245, .78); border: 1px solid var(--line-claro); box-shadow: 0 24px 50px -36px rgba(60, 45, 20, .55); color: var(--t-oscuro); }

/* ---------- Cabeceras de sección ---------- */
.cabecera { display: grid; gap: 18px; margin-bottom: clamp(32px, 4.5vw, 64px); }
.cabecera__lead { max-width: 32em; }
.cabecera--centro { justify-items: center; text-align: center; }
.cabecera--centro .lead { margin-inline: auto; }
@media (min-width: 1024px) {
  .cabecera--fila { grid-template-columns: 1.15fr .85fr; align-items: end; gap: 48px; }
  .cabecera--fila .cabecera__lead { justify-self: end; padding-bottom: 8px; }
}

/* ---------- Entrada de las páginas internas (historia, método, planes, valoración) ---------- */
.pagina-hero { position: relative; isolation: isolate; padding: calc(var(--nav-h) + clamp(28px, 5vw, 72px)) 0 clamp(52px, 6vw, 96px); }
.pagina-hero__titulo { font-size: clamp(2.7rem, 1.5rem + 5.2vw, 6.2rem); }
.pagina-hero .contenedor { position: relative; z-index: 1; }

/* ---------- Portada con Eros (historia, método, planes, valoración) ----------
   Foto recortada de Eros saliendo de un arco oscuro con halo dorado.
   <div class="portada">
     <div class="portada__cabeza">eyebrow + h1</div>
     <figure class="retrato"><img …><figcaption class="retrato__chip">…</figcaption></figure>
     <div class="portada__cuerpo">texto + botones</div>
   </div>
   Celular: título y foto lado a lado, el texto sigue abajo a todo el ancho.
   .portada--arriba: en celular la foto va arriba y centrada.
   En escritorio: texto a la izquierda, foto a la derecha. */
.portada { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 40%); grid-template-areas: "cabeza foto" "cuerpo cuerpo"; column-gap: clamp(12px, 3vw, 28px); align-items: center; }
.portada__cabeza { grid-area: cabeza; min-width: 0; }
.portada__cabeza .eyebrow { margin-bottom: 14px; }
.portada__cuerpo { grid-area: cuerpo; min-width: 0; margin-top: 20px; }
.portada__cuerpo .ctas { margin-top: 24px; }
.portada > .retrato { grid-area: foto; }
.portada--arriba { grid-template-columns: minmax(0, 1fr); grid-template-areas: "foto" "cabeza" "cuerpo"; }
.portada--arriba > .retrato { justify-self: center; width: min(50vw, 230px); margin-bottom: 30px; }
@media (min-width: 600px) and (max-width: 899px) {
  .portada { grid-template-columns: minmax(0, 1fr) minmax(0, 34%); }
}
@media (min-width: 900px) {
  .portada, .portada--arriba { grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); grid-template-areas: "cabeza foto" "cuerpo foto"; column-gap: 6vw; align-items: end; }
  .portada__cabeza { align-self: end; }
  .portada__cuerpo { align-self: start; }
  .portada > .retrato, .portada--arriba > .retrato { justify-self: center; width: min(100%, 400px); margin: 0 0 20px; }
}

.retrato { position: relative; isolation: isolate; margin: 0; aspect-ratio: 3 / 4; }
/* Arco: semicírculo arriba (radio = medio ancho) y esquinas suaves abajo */
.retrato::before {
  content: ''; position: absolute; z-index: -1; inset: 16% 0 0;
  border-radius: 50% 50% 18px 18px / 44.6% 44.6% 18px 18px;
  background: radial-gradient(70% 48% at 50% 26%, rgba(246, 199, 104, .45), transparent 72%), var(--ink) url('../img/texturas/marmol-oscuro.webp') center / cover;
  border: 1px solid rgba(233, 169, 58, .5); box-shadow: 0 40px 60px -36px rgba(60, 45, 20, .7);
}
.retrato img {
  width: 100%; height: 100%; object-fit: cover; object-position: var(--foco, 50% 0%);
  -webkit-mask-image: linear-gradient(180deg, #000 74%, transparent 97%); mask-image: linear-gradient(180deg, #000 74%, transparent 97%);
}
.retrato__chip {
  position: absolute; left: 50%; bottom: 0; z-index: 1; transform: translate(-50%, 50%);
  width: max-content; max-width: calc(100% + 16px); padding: 7px 12px; border-radius: 999px;
  background: var(--ink); border: 1px solid var(--line-2); box-shadow: 0 10px 24px -12px rgba(0, 0, 0, .7);
  font: 700 .6rem/1.25 var(--f-ui); letter-spacing: .14em; text-transform: uppercase; text-align: center; color: var(--gold-hi);
}
@media (min-width: 900px) { .retrato__chip { font-size: .66rem; padding: 9px 16px; } }

/* ---------- Preguntas frecuentes (acordeón) ---------- */
.faq__grid { display: grid; gap: 32px; }
.faq__wa { display: inline-flex; align-items: center; gap: 10px; margin-top: 24px; min-height: 44px; font-weight: 700; color: var(--gold-hi); border-bottom: 1px solid var(--line-2); }
.faq__wa svg { width: 20px; height: 20px; }
.faq__lista { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__item summary { display: flex; justify-content: space-between; align-items: center; gap: 20px; min-height: 64px; padding: 18px 0; cursor: pointer; list-style: none; font: 600 clamp(1rem, .95rem + .35vw, 1.2rem)/1.35 var(--f-ui); transition: color .3s; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary:hover { color: var(--gold-hi); }
.faq__item summary svg { width: 24px; height: 24px; flex: none; color: var(--gold); transition: transform .5s var(--ease); }
.faq__item[open] summary svg { transform: rotate(135deg); }
.faq__resp { padding: 0 0 22px; color: var(--text-2); max-width: 62ch; }
.faq__resp p + p { margin-top: 10px; }
.claro .faq__lista, .claro .faq__item { border-color: var(--line-claro); }
.claro .faq__item summary { color: var(--t-oscuro); }
.claro .faq__item summary svg, .claro .faq__wa { color: var(--gold-ink); }
.claro .faq__wa { border-color: var(--line-claro); }
@media (min-width: 1024px) {
  .faq__grid { grid-template-columns: .8fr 1.2fr; gap: 6vw; }
  .faq__grid > header { position: sticky; top: 110px; align-self: start; }
}

/* ---------- CTA después de cada bloque ---------- */
.cta-bloque { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; margin-top: clamp(32px, 4vw, 52px); }
.cta-bloque--centro { justify-content: center; text-align: center; }
.cta-bloque__txt { flex: 1 1 100%; font: italic 500 1.25rem/1.3 var(--f-serif); color: var(--gold-hi); }
.claro .cta-bloque__txt { color: var(--gold-ink); }
@media (min-width: 760px) { .cta-bloque__txt { flex: 0 1 auto; } }
@media (max-width: 479px) { .cta-bloque > .btn { flex: 1 1 100%; } }

/* ---------- CTA final (todas las páginas) ---------- */
.final {
  position: relative; isolation: isolate; overflow: hidden;
  padding-block: clamp(80px, 8vw, 130px); text-align: center;
  background: radial-gradient(50% 55% at 50% 40%, rgba(233, 169, 58, .18), transparent 72%), var(--ink) url('../img/texturas/marmol-oscuro.webp') center / cover;
}
.final__kicker { font: italic 500 clamp(1.25rem, 1.1rem + .8vw, 1.7rem)/1 var(--f-serif); color: var(--gold-hi); margin-bottom: 16px; }
.final__titulo { font: 400 clamp(2.9rem, 1.4rem + 6.6vw, 7.4rem)/.9 var(--f-display); text-transform: uppercase; text-wrap: balance; }
.final__titulo em { font: italic 500 1.04em/.9 var(--f-serif); text-transform: none; background: var(--oro-texto); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .06em; }
.final .lead { margin: 20px auto 0; }
.final .ctas { justify-content: center; margin-top: 32px; }
.final__firma { width: min(260px, 60vw); margin: 40px auto 0; }
.final__laurel { position: absolute; top: 50%; width: clamp(70px, 9vw, 130px); height: auto; aspect-ratio: 140 / 236; color: var(--gold); opacity: .22; transform: translateY(-50%); }
.final__laurel--izq { left: max(12px, calc(50% - 560px)); }
.final__laurel--der { right: max(12px, calc(50% - 560px)); transform: translateY(-50%) scaleX(-1); }
@media (max-width: 759px) { .final__laurel { display: none; } }

/* ---------- Pie de página ---------- */
.pie { position: relative; background: #080705; border-top: 1px solid var(--line); padding-top: 64px; }
.pie__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 16px; }
.pie__marca, .pie__col:last-child { grid-column: 1 / -1; }
.pie__marca .nav__marca { margin: 0; }
.pie__marca .wordmark { font-size: 2.4rem; }
.pie__lema { margin: 10px 0 18px; font: italic 500 1.2rem/1.3 var(--f-serif); color: var(--text-2); }
.pie__col { display: grid; align-content: start; }
.pie__titulo { font: 700 .68rem/1 var(--f-ui); letter-spacing: .26em; text-transform: uppercase; color: var(--gold); margin-bottom: 10px; }
.pie__col a { display: flex; align-items: center; gap: 10px; min-height: 44px; color: var(--text-2); transition: color .3s; width: fit-content; max-width: 100%; font-size: .92rem; line-height: 1.3; overflow-wrap: anywhere; }
.pie__col a:hover, .pie__col a[aria-current] { color: var(--gold-hi); }
.pie__col svg { width: 18px; height: 18px; color: var(--gold); flex: none; }
.pie__texto { color: var(--muted); font-size: .92rem; margin-bottom: 6px; max-width: 28em; }
.pie__base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; margin-top: 44px; padding-block: 22px 28px; border-top: 1px solid var(--line-soft); font-size: .82rem; color: var(--muted); }
.pie noscript a { display: inline-block; min-height: 44px; margin-right: 18px; color: var(--text-2); }
@media (min-width: 760px) { .pie__grid { grid-template-columns: 1.2fr 1fr 1fr; } .pie__marca { grid-column: 1 / -1; } .pie__col:last-child { grid-column: auto; } }
@media (min-width: 1024px) { .pie__grid { grid-template-columns: 1.3fr 1fr 1fr 1fr; } .pie__marca { grid-column: auto; } .pie__base { padding-right: 190px; } }

/* ---------- Íconos de entrenamiento flotando (mancuerna, disco, pesa rusa, cronómetro, tenis, laurel) ----------
   Uso: <div class="flotantes" aria-hidden="true"><span class="flot" style="--x:8%;--y:20%;--t:64px;--ky:60px"><svg><use href="#i-pesa"/></svg></span>…</div>
   ui.js mueve cada capa con el scroll (--sy) y el mouse (--mx, --my). Solo transform: no pesa. */
.flotantes { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.flot {
  position: absolute; left: var(--x, 10%); top: var(--y, 20%); width: var(--t, 56px); height: var(--t, 56px);
  color: var(--c, rgba(233, 169, 58, .34));
  transform: translate3d(calc(var(--mx, 0) * var(--kx, 14px)), calc(var(--sy, 0) * var(--ky, 50px) + var(--my, 0) * var(--kx, 14px) * .6), 0) rotate(calc(var(--sy, 0) * var(--rot, 12deg)));
  will-change: transform;
}
.flot svg { width: 100%; height: 100%; animation: flota var(--dur, 7s) ease-in-out var(--dl, 0s) infinite alternate; }
.flotantes:not(.en-vista) .flot svg { animation-play-state: paused; }
.claro .flot { --c: rgba(110, 88, 52, .3); }
@keyframes flota { from { transform: translateY(-7px) rotate(-5deg); } to { transform: translateY(7px) rotate(5deg); } }
@media (max-width: 759px) { .flot--escritorio { display: none; } }

/* ---------- Formularios ---------- */
.campo { display: grid; gap: 8px; min-width: 0; border: 0; padding: 0; margin: 0; }
.campo > span:first-child, .campo legend { font: 700 .7rem/1.3 var(--f-ui); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); padding: 0; }
.campo legend { margin-bottom: 8px; }
.campo input:not([type=radio]):not([type=checkbox]):not([type=range]), .campo select, .campo textarea, .campo__caja {
  width: 100%; min-height: 52px; padding: 13px 16px; border-radius: 14px;
  background: rgba(11, 10, 8, .6); border: 1px solid rgba(239, 232, 220, .16); color: var(--text);
  font-size: 1rem; transition: border-color .25s, box-shadow .25s, background-color .25s;
}
.campo textarea { resize: vertical; min-height: 84px; line-height: 1.5; }
.campo select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' fill='none' stroke='%23E9A93A' stroke-width='1.6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 42px; }
.campo select option { background: var(--ink-2); color: var(--text); }
.campo input::placeholder, .campo textarea::placeholder { color: rgba(163, 155, 139, .75); }
.campo input:focus, .campo select:focus, .campo textarea:focus, .campo__caja:focus-within { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(233, 169, 58, .2); background: rgba(11, 10, 8, .85); }
.campo__caja { display: flex; align-items: center; gap: 8px; padding-block: 0; }
.campo__caja input { border: 0 !important; background: none !important; box-shadow: none !important; padding: 0 !important; min-height: 50px !important; flex: 1; min-width: 0; -moz-appearance: textfield; }
.campo__caja input::-webkit-outer-spin-button, .campo__caja input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.campo__caja em { font-style: normal; font-size: .8rem; color: var(--muted); }
.campo.error input, .campo.error select, .campo.error .campo__caja, .campo.error textarea, .campo.error .seg { border-color: #E0674F; }
.opcional { font-style: normal; text-transform: none; letter-spacing: 0; color: rgba(163, 155, 139, .85); font-weight: 500; }

/* Segmentado, chips y días (radios con estilo) */
.seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 4px; padding: 4px; border-radius: 14px; background: rgba(11, 10, 8, .6); border: 1px solid rgba(239, 232, 220, .16); }
.seg label, .chips label, .dias label { position: relative; cursor: pointer; }
.seg input, .chips input, .dias input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.seg span { display: grid; place-items: center; min-height: 44px; padding: 0 6px; border-radius: 10px; font-weight: 600; font-size: .9rem; line-height: 1.2; text-align: center; color: var(--text-2); transition: background-color .3s, color .3s; }
.seg input:checked + span { background: var(--oro-grad); color: var(--ink); }
.seg input:focus-visible + span, .chips input:focus-visible + span, .dias input:focus-visible + span { outline: 2px solid var(--gold-hi); outline-offset: 2px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips span { display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px; border-radius: 999px; border: 1px solid rgba(239, 232, 220, .18); font-weight: 600; font-size: .9rem; color: var(--text-2); transition: background-color .3s, border-color .3s, color .3s; }
.chips input:checked + span { border-color: var(--gold); color: var(--ink); background: var(--oro-grad); }
.chips label:hover span { border-color: var(--gold); }
.dias { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; }
.dias span { display: grid; place-items: center; min-height: 48px; border-radius: 12px; border: 1px solid rgba(239, 232, 220, .18); font: 400 1.25rem/1 var(--f-display); color: var(--text-2); transition: background-color .3s, color .3s; }
.dias input:checked + span { background: var(--oro-grad); color: var(--ink); border-color: var(--gold); }

.check { display: flex; gap: 12px; align-items: flex-start; font-size: .9rem; color: var(--text-2); cursor: pointer; line-height: 1.45; }
.check input { appearance: none; -webkit-appearance: none; flex: none; width: 24px; height: 24px; margin: 0; border-radius: 6px; border: 1px solid rgba(233, 169, 58, .6); background: rgba(11, 10, 8, .6); cursor: pointer; transition: background-color .2s; }
.check input:checked { background: var(--gold) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 12.5 10 17.5 19 7' fill='none' stroke='%230B0A08' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 16px no-repeat; }
.check a { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; }
.check.error input { border-color: #E0674F; box-shadow: 0 0 0 3px rgba(224, 103, 79, .2); }
.form__error { margin: 14px 0; padding: 12px 16px; border-radius: 12px; background: rgba(224, 103, 79, .1); border: 1px solid rgba(224, 103, 79, .35); color: #F3B1A3; font-size: .92rem; }
.form__nota { margin-top: 12px; text-align: center; font-size: .84rem; color: var(--muted); }
.form__nota a { color: var(--gold-hi); text-decoration: underline; }

/* ---------- Sin JavaScript: links básicos arriba ---------- */
.nav-sin-js { display: flex; flex-wrap: wrap; gap: 4px 18px; padding: 14px var(--gutter); background: var(--ink); border-bottom: 1px solid var(--line); }
.nav-sin-js a { min-height: 44px; display: inline-flex; align-items: center; color: var(--text-2); font-weight: 600; }
.nav-sin-js a:first-child { color: var(--gold-hi); margin-right: auto; }
.no-js .hero, .no-js .pagina-hero { padding-top: 0; }

/* ---------- Comparador antes / después (historia y resultados de clientes) ---------- */
.cmp {
  --pos: 52%;
  position: relative; aspect-ratio: 4 / 5; width: 100%; border-radius: 24px; overflow: hidden;
  background: var(--ink-3); touch-action: pan-y; user-select: none; -webkit-user-select: none; cursor: ew-resize;
  box-shadow: 0 40px 90px -50px rgba(0, 0, 0, .95), 0 0 0 1px var(--line);
}
.cmp__capa { position: absolute; inset: 0; margin: 0; }
.cmp__capa img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; pointer-events: none; }
.cmp__antes { clip-path: inset(0 calc(100% - var(--pos)) 0 0); }
.cmp__etiqueta { position: absolute; top: 16px; left: 16px; padding: 8px 12px; border-radius: 999px; background: rgba(11, 10, 8, .78); border: 1px solid rgba(239, 232, 220, .22); font: 700 .62rem/1 var(--f-ui); letter-spacing: .22em; text-transform: uppercase; color: var(--text); }
.cmp__etiqueta--despues { left: auto; right: 16px; border-color: var(--gold); color: var(--gold-hi); }
.cmp__manija { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 48px; margin-left: -24px; z-index: 3; display: grid; place-items: center; cursor: ew-resize; touch-action: none; }
.cmp__manija::before { content: ''; position: absolute; top: 0; bottom: 0; left: 50%; width: 1.5px; margin-left: -.75px; background: linear-gradient(180deg, transparent, var(--gold-hi) 15%, var(--gold) 85%, transparent); }
.cmp__manija:focus-visible { outline: none; }
.cmp__manija:focus-visible .cmp__perilla { box-shadow: 0 0 0 4px rgba(246, 199, 104, .45); }
.cmp__perilla { position: relative; display: flex; align-items: center; justify-content: center; width: 56px; height: 56px; border-radius: 50%; background: rgba(11, 10, 8, .88); border: 1px solid var(--gold); color: var(--gold-hi); transition: transform .4s var(--ease); }
.cmp__perilla svg { width: 18px; height: 18px; }
.cmp__perilla svg:first-child { transform: scaleX(-1); }
.cmp.arrastrando .cmp__perilla, .cmp__manija:hover .cmp__perilla { transform: scale(1.08); }
.resultados__carrusel { display: flex; gap: 16px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 12px; text-align: left; }
.resultado { flex: 0 0 min(86%, 400px); scroll-snap-align: center; display: grid; gap: 12px; }
.resultado__info h3 { font: 400 1.5rem/1 var(--f-display); text-transform: uppercase; }
.resultado__info p { color: var(--text-2); font-size: .92rem; }
.resultado__logro { color: var(--gold-hi) !important; font-weight: 700; }
.resultado__frase { font: italic 500 1.2rem/1.35 var(--f-serif) !important; color: var(--text) !important; }

/* ---------- Movimiento reducido: todo quieto y visible ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .flot { transform: none !important; }
}