/* Estilos compartidos por las páginas de producto.
   Copia de los estilos de index.html: si cambias algo allá que deba verse
   igual en las fichas, cópialo también acá. */
/* ============================================================
   MEDSALUD  ·  tokens
   ============================================================ */
:root{
  --canvas:#F7F5F1;
  --canvas-deep:#F1EEE9;
  --panel:#FFFFFF;
  --accent:#C89B3C;
  --accent-hover:#9A6A12;
  --gold-text:#8A5E0F;   /* dorado para texto pequeno: 5.2:1 sobre el canvas */
  --accent-muted:#E7C978;
  --ink:#111111;
  --text-primary:#1A1A1A;
  --text-secondary:#4B4B4B;
  --hairline:#DED6C8;
  --border-interactive:#A8801F;
  --shadow-soft:0 1px 2px rgba(17,17,17,.04),0 12px 40px rgba(122,96,40,.07);
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-soft:cubic-bezier(.33,.02,.2,1);
  --maxw:1180px;
  --gut:clamp(20px,5vw,64px);
}
*,*::before,*::after{box-sizing:border-box}
html,body{overflow-x:hidden;overflow-x:clip}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--canvas);color:var(--text-primary);
  font-family:Montserrat,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:clamp(15px,1.05vw,17px);line-height:1.65;
  font-weight:400;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3,h4{margin:0;font-weight:400;line-height:.92}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit}

/* the fixed environment layer: one place, breathing slowly */
.env{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.env::before{
  content:"";position:absolute;left:50%;top:-10%;width:min(120vw,1500px);aspect-ratio:1;
  transform:translateX(-50%);border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.95) 0%,rgba(250,248,244,.55) 36%,rgba(247,245,241,0) 66%);
  animation:breathe 74s var(--ease-soft) infinite;animation-delay:-18s;
}
.env::after{
  content:"";position:absolute;right:-14%;bottom:-24%;width:min(90vw,1100px);aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(231,201,120,.09) 0%,rgba(231,201,120,.03) 42%,rgba(247,245,241,0) 68%);
  animation:breathe 92s var(--ease-soft) infinite;animation-delay:-41s;
}
@keyframes breathe{0%,100%{transform:translateX(-50%) scale(1)}50%{transform:translateX(-50%) scale(1.16)}}
.env::after{animation-name:breathe-b}
@keyframes breathe-b{0%,100%{transform:scale(1)}50%{transform:scale(1.2)}}

.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gut)}
main{position:relative;z-index:1;display:block}

/* ============================================================
   type scale
   ============================================================ */
.display{font-family:"Bebas Neue",Impact,sans-serif;letter-spacing:.012em;color:var(--ink);line-height:.88}
.h-xl{font-size:clamp(44px,8.2vw,110px)}
.h-lg{font-size:clamp(36px,5.6vw,74px)}
.h-md{font-size:clamp(28px,3.4vw,44px)}
.mono{font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-text);font-weight:500}
.kicker{display:inline-flex;align-items:center;gap:10px}
.kicker::before{content:"";width:22px;height:1px;background:var(--accent);display:block}
.lede{font-size:clamp(16px,1.35vw,19px);color:var(--text-secondary);max-width:56ch}
.brandmark{font-family:Cinzel,Georgia,serif;font-weight:600;letter-spacing:.15em;text-transform:uppercase;color:var(--gold-text)}

/* ============================================================
   nav
   ============================================================ */
.skip{position:absolute;left:-9999px;top:0;z-index:99;background:var(--ink);color:#fff;padding:12px 18px;border-radius:0 0 8px 0}
.skip:focus{left:0}
.nav{position:sticky;top:0;z-index:40;background:rgba(247,245,241,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:border-color .5s var(--ease),background .5s var(--ease)}
.nav.stuck{border-bottom-color:var(--hairline);background:rgba(247,245,241,.94)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.logo{display:flex;flex-direction:column;gap:2px;text-decoration:none;line-height:1}
.logo-top{font-family:Cinzel,Georgia,serif;font-weight:600;font-size:clamp(17px,1.6vw,21px);letter-spacing:.15em;
  text-transform:uppercase;background:linear-gradient(96deg,var(--accent-hover),var(--accent) 42%,var(--accent-muted) 68%,var(--accent-hover));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.logo-sub{font-family:Montserrat,sans-serif;font-weight:500;font-size:8.5px;letter-spacing:.34em;
  text-transform:uppercase;color:var(--text-secondary)}
.nav-links{display:flex;align-items:center;gap:clamp(18px,2.2vw,34px)}
.nav-links a{font-size:12.5px;letter-spacing:.06em;text-decoration:none;color:var(--text-primary);
  position:relative;padding:6px 0;transition:color .35s var(--ease)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--accent);
  transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease)}
.nav-links a:hover{color:var(--gold-text)}
.nav-links a:hover::after{transform:scaleX(1);transform-origin:left}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:44px;height:44px;background:none;border:1px solid var(--hairline);border-radius:2px;
  cursor:pointer;position:relative;transition:border-color .4s var(--ease)}
.nav-toggle span{position:absolute;left:12px;width:20px;height:1.4px;background:var(--ink);transition:transform .45s var(--ease),opacity .35s var(--ease)}
.nav-toggle span:first-child{top:18px}
.nav-toggle span:last-child{top:25px}
.nav-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
.nav-panel{overflow:hidden;background:rgba(247,245,241,.98);border-top:1px solid var(--hairline)}
.nav-panel[hidden]{display:none}
.nav-panel-in{display:grid;gap:2px;padding-top:10px;padding-bottom:18px}
.nav-panel-in a{padding:13px 2px;text-decoration:none;font-size:15px;border-bottom:1px solid var(--hairline)}
.nav-panel-in a:last-child{border-bottom:0}
.np-wa{color:var(--gold-text);font-family:"IBM Plex Mono",monospace;font-size:12.5px;letter-spacing:.06em;margin-top:8px}
@media(max-width:880px){.nav-links{display:none}.nav-toggle{display:block}}

@media(min-width:881px){.nav-panel{display:none !important}}
/* fórmulas: menú desplegable en la barra superior */
.nav-drop{position:relative;display:flex;align-items:center}
.nav-drop-t{font-family:inherit;font-size:12.5px;letter-spacing:.06em;color:var(--text-primary);
  background:none;border:0;padding:6px 0;cursor:pointer;position:relative;
  display:inline-flex;align-items:center;gap:7px;transition:color .35s var(--ease)}
.nav-drop-t::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:var(--accent);
  transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease)}
.nav-drop-t:hover,.nav-drop-t[aria-expanded="true"]{color:var(--gold-text)}
.nav-drop-t:hover::after,.nav-drop-t[aria-expanded="true"]::after{transform:scaleX(1);transform-origin:left}
.nav-drop-t i{width:0;height:0;border-left:3.5px solid transparent;border-right:3.5px solid transparent;
  border-top:4px solid currentColor;opacity:.7;transition:transform .35s var(--ease),opacity .35s var(--ease)}
.nav-drop-t[aria-expanded="true"] i{opacity:1}
.nav-drop-t[aria-expanded="true"] i{transform:rotate(180deg)}
.nav-drop-m{position:absolute;top:calc(100% + 15px);left:-20px;min-width:272px;padding:8px 0;
  display:grid;background:var(--canvas);border:1px solid var(--hairline);
  box-shadow:0 1px 2px rgba(17,17,17,.04),0 20px 46px rgba(122,96,40,.13);
  opacity:0;visibility:hidden;transform:translateY(-7px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s}
.nav-drop[data-abierto="true"] .nav-drop-m{opacity:1;visibility:visible;transform:none}
/* el panel abre 15px por debajo del botón, y ese hueco no es parte del menú:
   sin este puente invisible el mouse "sale" al bajar hacia los enlaces y el
   menú se cierra antes de alcanzar el clic. Cerrado el panel está oculto, así
   que el puente tampoco estorba la barra. */
.nav-drop-m::before{content:"";position:absolute;left:0;right:0;top:-16px;height:16px}
.nav-links .nav-drop-m a{display:grid;gap:3px;padding:11px 20px;font-size:13px;
  transition:background .3s var(--ease)}
.nav-links .nav-drop-m a::after{display:none}
.nav-drop-m a:hover{background:rgba(200,155,60,.09)}
.nav-drop-m b{font-weight:600;font-size:13px;letter-spacing:.01em;color:var(--ink)}
.nav-drop-m a:hover b{color:var(--gold-text)}
.nav-drop-m i{font-family:"IBM Plex Mono",monospace;font-style:normal;font-size:9px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--text-secondary)}
.nav-links .nav-drop-m .todas{margin-top:7px;padding-top:12px;border-top:1px solid var(--hairline);
  font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.17em;
  text-transform:uppercase;color:var(--gold-text)}
/* las mismas fórmulas, anidadas en el panel del celular */
.nav-panel-in a.np-sub{padding:11px 2px 11px 18px;font-size:13.5px;color:var(--text-secondary)}
.nav-drop-m a[aria-current="page"]{background:rgba(200,155,60,.09)}
.nav-drop-m a[aria-current="page"] b{color:var(--gold-text)}
.nav-panel-in a.np-sub[aria-current="page"]{color:var(--gold-text)}

/* ============================================================
   buttons
   ============================================================ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;text-decoration:none;
  font-family:Montserrat,sans-serif;font-weight:600;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  padding:15px 26px;border:1px solid transparent;border-radius:2px;cursor:pointer;
  transition:transform .4s var(--ease),background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease)}
.btn-primary{background:var(--ink);color:#F7F5F1}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 10px 26px rgba(154,106,18,.24)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--border-interactive)}
.btn-ghost:hover{background:rgba(200,155,60,.1);transform:translateY(-2px)}
.btn-wa{background:var(--accent);color:#141005}
.btn-wa:hover{background:var(--accent-hover);color:#fff;transform:translateY(-2px);box-shadow:0 10px 26px rgba(154,106,18,.26)}
:focus-visible{outline:2px solid var(--accent-hover);outline-offset:3px;border-radius:2px}
@media(pointer:coarse){.btn{min-height:46px}}
.nav-buy{padding:15px 22px}
@media(max-width:880px){.nav-right .nav-cta{display:none}}
@media(max-width:420px){.nav-buy{padding:13px 16px;font-size:11px}}
@media(max-width:420px){.logo-sub{letter-spacing:.22em;font-size:8px}}

/* ============================================================
   hero: pinned stage
   ============================================================ */
.hero{position:relative;height:440vh}
.stage{position:sticky;top:0;height:100svh;overflow:hidden;display:grid;place-items:center}
.stage-grid{position:absolute;inset:0;display:grid;grid-template-columns:1fr minmax(0,var(--maxw)) 1fr}
#dust{position:absolute;inset:0;width:100%;height:100%;display:block;pointer-events:none;
  transition:opacity .8s var(--ease)}
#heroVideo{position:absolute;top:50%;right:0;left:auto;bottom:auto;width:64%;height:auto;aspect-ratio:16/9;
  object-fit:cover;background:transparent;opacity:0;pointer-events:none;
  transform:translateY(-50%) translateZ(0);transition:opacity 1s var(--ease)}
.vfade{position:absolute;top:50%;right:0;left:auto;width:64%;height:auto;aspect-ratio:16/9;
  transform:translateY(-50%);pointer-events:none;opacity:0;transition:opacity 1s var(--ease);
  background:
    linear-gradient(to right,var(--canvas) 0%,rgba(247,245,241,.85) 8%,rgba(247,245,241,0) 34%),
    linear-gradient(to bottom,var(--canvas) 0%,rgba(247,245,241,.85) 6%,rgba(247,245,241,0) 30%),
    linear-gradient(to top,var(--canvas) 0%,rgba(247,245,241,.9) 8%,rgba(247,245,241,0) 34%),
    linear-gradient(to left,var(--canvas) 0%,rgba(247,245,241,0) 16%)}
.stage.video-ready .vfade{opacity:1;transition:opacity .7s var(--ease) .45s}
@media(max-width:1100px){#heroVideo,.vfade{width:100%;left:0}}
.stage.video-ready #heroVideo{opacity:1;transition:opacity .7s var(--ease) .45s}
.stage.video-ready #dust{opacity:0}
/* El frasco de respaldo se retira antes de que entre el video o su lámina:
   ambos muestran un frasco, y si se cruzan se ven dos superpuestos. */
.stage.video-loading .bottle-lane,
.stage.video-ready .bottle-lane{opacity:0;transition:opacity .45s var(--ease)}
.poster{position:absolute;inset:0;background-size:contain;background-repeat:no-repeat;background-position:center;opacity:0;
  transition:opacity .8s var(--ease);pointer-events:none}
.stage.video-loading .poster{opacity:1;transition:opacity .7s var(--ease) .45s}
.stage.video-ready .poster{opacity:0}
.poster{top:50%;right:0;left:auto;bottom:auto;width:64%;height:auto;aspect-ratio:16/9;transform:translateY(-50%);background-size:cover}
@media(max-width:1100px){#heroVideo,.poster{width:100%;left:0}}
.ring{position:absolute;left:50%;bottom:26px;transform:translateX(-50%) rotate(-90deg);width:34px;height:34px;
  color:var(--accent);opacity:0;transition:opacity .5s var(--ease);pointer-events:none}
.stage.video-loading .ring{opacity:.8}
.stage.video-ready .ring{opacity:0}
.bottle-lane{position:absolute;inset:0;display:grid;grid-template-columns:1fr 1fr;align-items:center;justify-items:center;pointer-events:none}
.bottle{position:relative;grid-column:2;width:min(27vw,290px);transform:translate3d(0,0,0)}
.bottle img{filter:saturate(1.02) contrast(1.02)}
.bottle::before{content:"";position:absolute;left:50%;top:52%;width:190%;aspect-ratio:1;transform:translate(-50%,-50%);
  background:radial-gradient(circle,rgba(255,255,255,.95) 0%,rgba(231,201,120,.12) 42%,rgba(247,245,241,0) 70%);
  z-index:-1;opacity:calc(.35 + .65*var(--hp,0))}
.plinth{position:absolute;left:50%;bottom:-2%;width:150%;height:16px;transform:translateX(-50%) scaleX(var(--hp,.3));
  background:radial-gradient(ellipse at center,rgba(154,106,18,.22),rgba(154,106,18,0) 70%);opacity:.8}

/* caption bands live in the negative space, left column on wide screens */
.bands{position:absolute;inset:0;pointer-events:none}
.band{position:absolute;left:var(--gut);top:50%;transform:translateY(-50%);width:min(44ch,43vw);opacity:0}
.band .h-xl{font-size:clamp(38px,5vw,70px)}
.band .h-lg{font-size:clamp(30px,3.9vw,54px)}
.band .h-md{font-size:clamp(24px,2.7vw,36px)}
.band .h-statement{font-size:clamp(21px,2.05vw,30px);line-height:1.06;letter-spacing:.008em}
.band-long{width:min(52ch,46vw)}
.band-long .sub{max-width:48ch}
.band.b-settle{width:min(56ch,46vw)}
.band::before{content:"";position:absolute;inset:-14% -12%;pointer-events:none;z-index:-1;
  opacity:calc(.2 + .8*var(--k,1));
  background:radial-gradient(ellipse 76% 64% at 50% 50%,rgba(247,245,241,.95) 0%,rgba(247,245,241,.72) 46%,rgba(247,245,241,0) 78%)}
.band h1,.band h2{margin-bottom:14px}
.band p{color:var(--text-secondary);font-size:clamp(14px,1.15vw,17px);max-width:44ch}
.band .mono{display:block;margin-bottom:16px}
.band-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;pointer-events:auto}
.dose-line{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:14px}
.dose-chip{font-family:"IBM Plex Mono",monospace;font-size:clamp(13px,1.5vw,17px);letter-spacing:.04em;
  color:var(--ink);border-bottom:1px solid var(--accent);padding-bottom:4px}

/* per character / word split */
.w{display:inline-block;white-space:pre}
.c{display:inline-block;will-change:transform,opacity}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.scatter .c{--kc:clamp(0,(var(--k,0) - var(--th,0))*2.6,1);opacity:var(--kc);
  transform:translate(calc((1 - var(--kc))*var(--jx,0px)),calc((1 - var(--kc))*var(--jy,0px))) rotate(calc((1 - var(--kc))*var(--jr,0deg)))}
.align .c{--kc:clamp(0,(var(--k,0) - var(--th,0))*3.2,1);opacity:var(--kc);
  transform:translateX(calc((1 - var(--kc))*var(--jx,0px)))}
.rise .w{--kc:clamp(0,(var(--k,0) - var(--th,0))*2.8,1);opacity:var(--kc);
  transform:translateY(calc((1 - var(--kc))*18px))}
.fall .w{--kc:clamp(0,(var(--k,0) - var(--th,0))*2.8,1);opacity:var(--kc);
  transform:translateY(calc((1 - var(--kc))*-22px))}
.soften{position:relative}
.soften .blurcopy{position:absolute;inset:0;filter:blur(9px);opacity:calc(1 - var(--k,0));pointer-events:none}
.soften .sharpcopy{opacity:var(--k,0)}
.band .sub{opacity:var(--ks,0);transform:translateY(calc((1 - var(--ks,0))*12px))}
/* Enlace dorado del tercer bloque. Lleva al detalle de las acreditaciones
   (sección Calidad), donde están los números de resolución sanitaria.
   Alto mínimo de 44 px para que sea fácil de tocar en el teléfono. */
.enlace-oro{display:inline-flex;align-items:center;gap:8px;min-height:44px;
  font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:500;
  font-size:clamp(11px,.85vw,13px);letter-spacing:.14em;text-transform:uppercase;color:var(--gold-text);
  text-decoration:none}
/* Solo el texto va subrayado; la flecha avanza un poco al pasar el cursor. */
.enlace-texto{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.enlace-oro:hover .enlace-texto{text-decoration-thickness:2px}
.enlace-flecha{transition:transform .25s var(--ease)}
.enlace-oro:hover .enlace-flecha{transform:translateX(3px)}
/* En el teléfono los tres bloques van uno bajo el otro, separados por una línea fina. */
.static-bloque .display{margin:0 0 14px}
.static-bloque + .static-bloque{margin-top:40px;padding-top:32px;border-top:1px solid var(--hairline)}
.static-bloque .enlace-oro{margin-top:8px}
.band .aprob{margin-top:14px;color:var(--gold-text);font-size:clamp(8.5px,.72vw,10.5px);letter-spacing:.11em;white-space:nowrap}
.static-hero .aprob{margin-top:14px;color:var(--gold-text);font-size:11px;letter-spacing:.11em;line-height:1.6}
.hero-formulas{display:grid;gap:14px;margin-top:6px}
.hero-formulas li{display:grid;gap:3px;padding-left:16px;position:relative;
  opacity:clamp(0,(var(--k,0) - var(--thl,0))*3,1);transform:translateX(calc((1 - clamp(0,(var(--k,0) - var(--thl,0))*3,1))*-14px))}
.hero-formulas li:nth-child(2){--thl:.14}
.hero-formulas li:nth-child(3){--thl:.28}
.hero-formulas li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:1px;background:var(--accent)}
.hero-formulas i{font-family:"IBM Plex Mono",monospace;font-style:normal;font-size:9.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--gold-text);display:block;margin-bottom:2px}
.hero-formulas b{font-family:"Bebas Neue",Impact,sans-serif;font-weight:400;font-size:clamp(22px,2.3vw,32px);letter-spacing:.01em;color:var(--ink);line-height:1;display:block}
.hero-formulas span{font-size:clamp(13px,1.05vw,15px);color:var(--text-secondary)}
.band .band-cta{opacity:var(--kb,0);transform:translateY(calc((1 - var(--kb,0))*14px))}

/* static hero (phones, reduced motion) */
.static-hero{display:none;padding:clamp(40px,9vh,90px) 0 clamp(30px,7vh,60px)}
.static-in{display:grid;gap:clamp(24px,5vw,48px);align-items:center}
.static-art{position:relative;justify-self:center;width:min(70vw,300px)}
/* Video del hero en teléfonos: se reproduce solo, en bucle. Pesa 170 KB, así
   que no castiga los datos móviles. Solo se muestra cuando efectivamente
   empezó a reproducirse; si el navegador bloquea la reproducción automática
   —modo de bajo consumo en iPhone, por ejemplo— se queda la foto del frasco. */
.static-video{display:none;position:relative;justify-self:stretch;width:100%;
  aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:var(--canvas-deep)}
.static-video video{display:block;width:100%;height:100%;object-fit:cover}
body.video-movil .static-video{display:block}
body.video-movil .static-art{display:none}
.static-art img{}
.static-art::after{content:"";position:absolute;left:50%;bottom:2%;width:82%;height:26px;transform:translateX(-50%);
  background:radial-gradient(ellipse at center,rgba(154,106,18,.24),rgba(154,106,18,0) 72%)}
.static-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
body.static-mode .hero{display:none}
body.static-mode .static-hero{display:block}

/* scroll cue */
.cue{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);display:grid;place-items:center;gap:7px;
  opacity:var(--cue,1);transition:opacity .6s var(--ease)}
.cue span{font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--text-secondary)}
.cue i{display:block;width:1px;height:34px;background:linear-gradient(var(--accent),rgba(200,155,60,0));animation:cue 2.8s var(--ease-soft) infinite;animation-delay:-.9s}
@keyframes cue{0%,100%{transform:scaleY(.4);transform-origin:top;opacity:.4}50%{transform:scaleY(1);opacity:1}}
@media(max-height:560px){.cue{display:none}}

/* ============================================================
   entrances (choreography)
   ============================================================ */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:translateY(0)}
.cards .reveal:nth-child(2){transition-delay:.1s}
.cards .reveal:nth-child(3){transition-delay:.2s}
.need-list .reveal:nth-child(2){transition-delay:.08s}
.need-list .reveal:nth-child(3){transition-delay:.16s}
.trust-grid .reveal:nth-child(2){transition-delay:.07s}
.trust-grid .reveal:nth-child(3){transition-delay:.14s}
.trust-grid .reveal:nth-child(4){transition-delay:.21s}
.cards .reveal.done:nth-child(2),.cards .reveal.done:nth-child(3),
.need-list .reveal.done:nth-child(2),.need-list .reveal.done:nth-child(3),
.trust-grid .reveal.done:nth-child(2),.trust-grid .reveal.done:nth-child(3),.trust-grid .reveal.done:nth-child(4){transition-delay:0s}

/* ============================================================
   the gold thread (signature)
   ============================================================ */
.thread{position:fixed;left:calc(var(--gut) * .34);top:0;height:100vh;width:44px;z-index:1;pointer-events:none;opacity:.85}
.thread path{stroke-dasharray:var(--len,2000);stroke-dashoffset:var(--off,2000)}
@media(max-width:1080px){.thread{display:none}}

/* ============================================================
   sections, shared
   ============================================================ */
section{position:relative}
.sec-head{max-width:64ch;margin-bottom:clamp(30px,5vw,58px)}
.sec-head .mono{display:inline-flex;margin-bottom:16px}
.sec-head h2{margin-bottom:18px}

/* trust bar: one row, hairline separated */
.trust{padding:clamp(34px,5vw,52px) 0;border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);background:rgba(255,255,255,.42)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,3vw,42px)}
.trust-item h3{font-family:Montserrat,sans-serif;font-size:14px;font-weight:600;line-height:1.35;margin:12px 0 3px;letter-spacing:.01em}
.trust-sub{display:block;font-size:8.5px;letter-spacing:.14em;margin-bottom:7px;line-height:1.4}
.trust-item .seal{display:block;box-sizing:content-box;height:var(--sh,44px);
  padding-top:calc(56px - var(--sh,44px));margin-bottom:6px}
.trust-item .seal-wide{--sh:36px}
.trust-item .seal-round{--sh:54px}
.trust-item .ico{box-sizing:content-box;height:42px;padding-top:14px;margin-bottom:6px}
.trust-item p{font-size:13px;color:var(--text-secondary);line-height:1.55}
.ico{width:42px;height:42px;fill:none;stroke:var(--accent-hover);stroke-width:1.15;stroke-linecap:round;stroke-linejoin:round}
.seal{height:42px;width:auto;max-width:100%;object-fit:contain;object-position:left center}
.trust-item .ico,.trust-item .seal{display:block;margin-bottom:4px}
.trust-item .ico{stroke-dasharray:160;stroke-dashoffset:160;transition:stroke-dashoffset 1.5s var(--ease) .15s}
.trust.in .ico,.trust-item.in .ico{stroke-dashoffset:0}
@media(max-width:820px){.trust-grid{grid-template-columns:1fr 1fr;gap:26px}}
@media(max-width:460px){.trust-grid{grid-template-columns:1fr}}

/* formulas: three cards */
.formulas{padding:clamp(64px,10vw,130px) 0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.4vw,30px)}
.card{background:var(--panel);border:1px solid var(--hairline);border-radius:3px;overflow:hidden;display:flex;flex-direction:column;
  transition:transform .55s var(--ease),box-shadow .55s var(--ease),border-color .55s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-soft);border-color:var(--accent-muted)}
.card-art{position:relative;background:linear-gradient(180deg,#FFFFFF,#F4F2ED);padding:26px 22px 18px;display:grid;place-items:center;height:330px;border-bottom:1px solid var(--hairline)}
.card-art img{width:auto;height:100%;max-height:284px;object-fit:contain;transition:transform .8s var(--ease)}
.card:hover .card-art img{transform:translateY(-6px) scale(1.03)}
.card-art-label img{max-height:270px;border:1px solid var(--hairline);border-radius:3px;box-shadow:0 8px 24px rgba(122,96,40,.13)}
.art-note{display:block;font-size:10.5px;line-height:1.45;color:var(--text-secondary);opacity:.85;text-align:center}
.card-body{padding:24px clamp(18px,2vw,26px) 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{margin:2px 0 0}
.card-desc{font-size:14px;color:var(--text-secondary);line-height:1.6}
.spec{border-top:1px solid var(--hairline);padding-top:12px;display:grid;gap:7px}
.spec li{display:flex;align-items:baseline;justify-content:space-between;gap:14px;font-size:13px}
.spec span{color:var(--text-secondary)}
.spec b{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:12.5px;color:var(--ink);letter-spacing:.02em}
.card-plans{margin-top:auto;padding-top:12px;border-top:1px solid var(--hairline);display:grid;gap:6px}
.card-plans .cp{display:flex;align-items:baseline;justify-content:space-between;gap:10px;font-size:12.5px}
.card-plans .cp span{color:var(--text-secondary)}
.card-plans .cp b{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:12.5px;color:var(--ink)}
.card-plans .cp.best span{color:var(--gold-text);font-weight:600}
.card-plans .cp.best b{color:var(--gold-text)}
.card-plans .cp s{color:var(--text-secondary);font-size:11px;margin-right:6px}
.card .btn{width:100%}
@media(max-width:980px){.cards{grid-template-columns:1fr;max-width:520px;margin-inline:auto}}

/* order builder */
.pedido{padding:clamp(56px,8vw,110px) 0;background:var(--canvas-deep);border-top:1px solid var(--hairline)}
.order{display:grid;grid-template-columns:1.5fr .8fr;gap:clamp(20px,3vw,40px);align-items:start}
.order-list{display:grid;gap:0}
.order-row{display:grid;gap:14px;padding:clamp(18px,2.4vw,26px) 0;border-top:1px solid var(--hairline)}
.order-row:last-child{border-bottom:1px solid var(--hairline)}
.order-row{transition:background .6s var(--ease)}
.row-focus{background:rgba(231,201,120,.14)}
.or-name{display:grid;gap:4px}
.or-name b{font-family:"Bebas Neue",Impact,sans-serif;font-weight:400;font-size:clamp(20px,2.1vw,28px);letter-spacing:.01em;line-height:1}
.or-name .mono{font-size:9.5px;letter-spacing:.14em;color:var(--text-secondary)}

/* selector de planes */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.plan{position:relative;text-align:left;background:var(--panel);border:1px solid var(--hairline);border-radius:3px;
  padding:14px 14px 13px;cursor:pointer;display:grid;gap:3px;
  transition:border-color .4s var(--ease),background .4s var(--ease),transform .4s var(--ease),box-shadow .4s var(--ease)}
.plan:hover{border-color:var(--accent-muted);transform:translateY(-2px)}
.plan[aria-pressed="true"]{border-color:var(--border-interactive);background:rgba(231,201,120,.12);box-shadow:0 6px 20px rgba(122,96,40,.1)}
.plan-top{display:flex;align-items:baseline;justify-content:space-between;gap:8px}
.plan-title{font-family:"Bebas Neue",Impact,sans-serif;font-size:clamp(17px,1.5vw,21px);letter-spacing:.02em;line-height:1;color:var(--ink)}
.plan-detail{font-size:11px;color:var(--text-secondary)}
.plan-price{font-family:"IBM Plex Mono",monospace;font-size:13.5px;color:var(--ink);margin-top:4px}
.plan-price s{color:var(--text-secondary);text-decoration-thickness:1px;margin-right:7px;font-size:12px}
.plan-save{font-size:10.5px;color:var(--gold-text);line-height:1.35}
.plan-badge{position:absolute;top:-8px;left:12px;background:var(--ink);color:#F7F5F1;font-family:"IBM Plex Mono",monospace;
  font-size:8px;letter-spacing:.16em;text-transform:uppercase;padding:3px 8px;border-radius:2px}
.plan[data-badge="Mayor ahorro"] .plan-badge{background:var(--accent-hover)}
.plan-check{position:absolute;top:12px;right:12px;width:14px;height:14px;border:1px solid var(--hairline);border-radius:50%;
  transition:background .3s var(--ease),border-color .3s var(--ease)}
.plan[aria-pressed="true"] .plan-check{background:var(--accent-hover);border-color:var(--accent-hover);
  box-shadow:inset 0 0 0 2px var(--panel)}
@media(max-width:900px){.plans{grid-template-columns:1fr}}

/* cantidad */
.qty-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.qty-row[hidden]{display:none}
.qty-label{font-size:9.5px;letter-spacing:.16em;color:var(--text-secondary)}
.qty-ctrl{display:flex;align-items:center;border:1px solid var(--hairline);border-radius:2px;background:var(--panel)}
.qbtn{width:38px;height:38px;background:none;border:0;cursor:pointer;font-size:17px;line-height:1;color:var(--text-primary);
  transition:background .35s var(--ease),color .35s var(--ease)}
.qbtn:hover{background:rgba(231,201,120,.2);color:var(--gold-text)}
.qval{min-width:30px;text-align:center;font-family:"IBM Plex Mono",monospace;font-size:14px}
.qty-sum{font-size:12.5px;color:var(--text-secondary)}
.qty-sum b{font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:14px;color:var(--ink);margin-right:6px}

/* resumen */
.os-lines{display:grid;gap:8px;margin-bottom:2px}
.os-lines:empty{display:none}
.os-lines li{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--text-secondary)}
.os-lines b{font-family:"IBM Plex Mono",monospace;font-weight:400;font-size:12.5px;color:var(--text-primary)}
.os-save{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding-top:10px;border-top:1px solid var(--hairline)}
.os-save b{font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--gold-text)}

/* cupón */
.coupon{display:grid;gap:8px;padding-top:14px;border-top:1px solid var(--hairline)}
.coupon-toggle{background:none;border:0;padding:0;text-align:left;cursor:pointer;font-size:12.5px;color:var(--gold-text);
  text-decoration:underline;text-underline-offset:3px;transition:color .35s var(--ease)}
.coupon-toggle:hover{color:var(--accent-hover)}
.coupon-box{display:flex;gap:8px}
.coupon-box[hidden]{display:none}
.coupon-box input{flex:1;min-width:0;background:var(--canvas);border:1px solid var(--hairline);border-radius:2px;
  padding:11px 12px;font:inherit;font-size:13px;text-transform:uppercase;letter-spacing:.06em}
.coupon-box input:focus{outline:none;border-color:var(--border-interactive)}
.order-sum .coupon-box .btn{width:auto;flex:0 0 auto;padding:11px 16px;font-size:11px}
.coupon-msg{font-size:11.5px;line-height:1.45;color:var(--text-secondary)}
.coupon-msg.ok{color:var(--gold-text)}
.order-sum{background:var(--panel);border:1px solid var(--hairline);border-radius:3px;padding:clamp(18px,2.4vw,26px);
  display:grid;gap:16px;position:sticky;top:96px}
.os-total{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.os-total b{font-family:"Bebas Neue",Impact,sans-serif;font-weight:400;font-size:clamp(28px,3vw,40px);letter-spacing:.01em}
.ship{display:grid;gap:8px}
.ship-bar{height:3px;background:var(--hairline);border-radius:2px;overflow:hidden}
.ship-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent-muted),var(--accent));
  transition:width .6s var(--ease)}
.ship-msg{font-size:12.5px;color:var(--text-secondary);line-height:1.5}
.ship-msg.free{color:var(--gold-text);font-weight:600}
.order-sum .btn{width:100%}
.os-note{font-size:11px;color:var(--text-secondary);line-height:1.5}
@media(max-width:880px){.order{grid-template-columns:1fr}.order-sum{position:static}}
@media(max-width:560px){.order-row{grid-template-columns:1fr auto;row-gap:12px}.or-price{grid-column:1;text-align:left}}

/* needs: an index, not cards */
.needs{padding:clamp(50px,8vw,96px) 0;background:var(--canvas-deep);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline)}
.needs h2{margin-bottom:26px}
.need-list li{border-top:1px solid var(--hairline)}
.need-list li:last-child{border-bottom:1px solid var(--hairline)}
.need-list a{display:grid;grid-template-columns:52px 1fr auto 30px;align-items:baseline;gap:clamp(10px,2vw,26px);
  padding:clamp(16px,2.4vw,26px) 4px;text-decoration:none;transition:padding-left .5s var(--ease),color .4s var(--ease)}
.need-list a:hover{padding-left:14px;color:var(--gold-text)}
.need-prod{font-size:13px;color:var(--text-secondary);font-family:"IBM Plex Mono",monospace;letter-spacing:.03em}
.arrow{width:22px;height:1px;background:var(--accent);position:relative;align-self:center;transition:width .5s var(--ease)}
.arrow::after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-top:1px solid var(--accent);border-right:1px solid var(--accent);transform:rotate(45deg)}
.need-list a:hover .arrow{width:34px}
@media(max-width:720px){.need-list a{grid-template-columns:38px 1fr;row-gap:6px}.need-list .arrow{display:none}.need-prod{grid-column:2}}

/* the idea + the lift interaction */
.idea{padding:clamp(64px,10vw,130px) 0;overflow:hidden}
.idea-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,72px);align-items:center}
.hold-hint{margin-top:26px;color:var(--gold-text);display:inline-flex;align-items:center;gap:11px;
  font-size:13px;letter-spacing:.14em;border:1px solid var(--border-interactive);border-radius:2px;
  padding:13px 18px;background:rgba(231,201,120,.14)}
.hold-hint::before{content:"";width:11px;height:11px;flex:0 0 auto;border-radius:50%;background:var(--accent);opacity:.55;animation:pulse 3.6s var(--ease-soft) infinite;animation-delay:-1.1s}
@keyframes pulse{0%,100%{transform:scale(.7);opacity:.35}50%{transform:scale(1.25);opacity:.85}}
.hold-done{margin-top:12px;font-family:"Bebas Neue",Impact,sans-serif;font-size:clamp(22px,2.4vw,32px);color:var(--ink);
  opacity:0;transform:translateY(8px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.hold-done.on{opacity:1;transform:translateY(0)}
.lift-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:0 auto 14px;max-width:440px}
.lift-tabs button{flex:1 1 auto;background:transparent;border:1px solid var(--hairline);border-radius:2px;cursor:pointer;
  padding:9px 12px;font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--text-secondary);transition:border-color .4s var(--ease),color .4s var(--ease),background .4s var(--ease)}
.lift-tabs button:hover{border-color:var(--accent-muted);color:var(--gold-text)}
.lift-tabs button[aria-selected="true"]{border-color:var(--border-interactive);color:var(--ink);background:rgba(231,201,120,.14)}
.lift-stack{position:relative}
.lift[hidden]{display:none}
.lift{position:relative;aspect-ratio:5/6;max-width:440px;margin-inline:auto;width:100%;border-radius:4px;
  background:var(--panel);border:1px solid var(--hairline);box-shadow:var(--shadow-soft);overflow:hidden}
.lift-face{position:absolute;inset:0;z-index:2;border:0;background:linear-gradient(170deg,#FFFDF8,#F4EFE4);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;cursor:grab;
  transform:translateY(calc(var(--lift,0) * -102%));transition:transform .12s linear}
.lift-face:active{cursor:grabbing}
.lift-face .brandmark{font-size:14px}
.lift-face .display{color:var(--ink)}
.lift-grip{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);width:54px;height:3px;border-radius:2px;background:var(--accent-muted)}
.lift-face::after{content:"";position:absolute;left:0;right:0;bottom:0;height:26px;
  background:linear-gradient(rgba(154,106,18,0),rgba(154,106,18,.14));opacity:var(--lift,0)}
.lift-back{position:absolute;inset:0;z-index:1;padding:clamp(18px,3vw,28px);display:flex;flex-direction:column;gap:10px;
  background:linear-gradient(180deg,#FFFFFF,#FBF8F2)}
.lift-serv{font-size:12px;color:var(--text-secondary)}
.nut{width:100%;border-collapse:collapse;font-size:12.5px;margin-top:2px}
.nut th,.nut td{text-align:right;padding:7px 4px;border-bottom:1px solid var(--hairline)}
.nut th[scope=row]{text-align:left;font-weight:400;color:var(--text-primary)}
.nut thead th{font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-hover);font-weight:500}
.nut tbody tr{opacity:0;transform:translateX(-8px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.lift.open .nut tbody tr{opacity:1;transform:translateX(0)}
.lift.open .nut tbody tr:nth-child(1){transition-delay:.04s}
.lift.open .nut tbody tr:nth-child(2){transition-delay:.09s}
.lift.open .nut tbody tr:nth-child(3){transition-delay:.14s}
.lift.open .nut tbody tr:nth-child(4){transition-delay:.19s}
.lift.open .nut tbody tr:nth-child(5){transition-delay:.24s}
.lift.open .nut tbody tr:nth-child(6){transition-delay:.29s}
.lift.open .nut tbody tr:nth-child(7){transition-delay:.34s}
.nut tr.hi td,.nut tr.hi th{color:var(--ink);font-weight:500}
.nut tr.hi td:nth-child(2){font-family:"IBM Plex Mono",monospace;color:var(--accent-hover)}
.lift-foot{font-size:11.5px;color:var(--text-secondary);margin-top:14px;line-height:1.5}
@media(max-width:880px){.idea-grid{grid-template-columns:1fr}}

/* quality: accordion rows */
.quality{padding:clamp(64px,10vw,120px) 0;background:var(--canvas-deep);border-top:1px solid var(--hairline)}
.q-list{display:grid;gap:0}
.q-item{border-top:1px solid var(--hairline)}
.q-item:last-of-type{border-bottom:1px solid var(--hairline)}
.q-item summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:1fr auto 26px;align-items:baseline;gap:18px;
  padding:clamp(16px,2.2vw,24px) 2px;transition:color .4s var(--ease)}
.q-item summary::-webkit-details-marker{display:none}
.q-item summary:hover{color:var(--gold-text)}
.q-name{font-family:"Bebas Neue",Impact,sans-serif;font-size:clamp(21px,2.2vw,30px);letter-spacing:.01em}
.plus{position:relative;width:14px;height:14px;align-self:center;justify-self:end}
.plus::before,.plus::after{content:"";position:absolute;left:0;top:6px;width:14px;height:1.4px;background:var(--accent-hover);transition:transform .45s var(--ease)}
.plus::after{transform:rotate(90deg)}
details[open] .plus::after{transform:rotate(0)}
.q-body,.faq-body{padding:0 2px clamp(18px,2.4vw,26px);max-width:70ch;display:grid;gap:10px;color:var(--text-secondary);font-size:14.5px}
.q-body .mono{color:var(--gold-text)}
details[open] .q-body,details[open] .faq-body{animation:fadeUp .6s var(--ease) both}
@keyframes fadeUp{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
.q-note{margin-top:26px;font-size:12.5px;color:var(--text-secondary);max-width:74ch}
@media(max-width:720px){.q-item summary{grid-template-columns:1fr 26px;row-gap:4px}.q-item summary .mono{grid-column:1}}

/* how to take */
.uso{padding:clamp(64px,10vw,120px) 0}
.uso-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2.4vw,28px)}
.uso-item{padding:24px;border:1px solid var(--hairline);border-radius:3px;background:rgba(255,255,255,.6);display:grid;gap:10px;
  transition:border-color .5s var(--ease),background .5s var(--ease)}
.uso-item:hover{border-color:var(--accent-muted);background:#fff}
.uso-item p{font-size:14px;color:var(--text-secondary)}
.advert{margin-top:clamp(26px,4vw,44px);padding:clamp(20px,3vw,30px);border-left:2px solid var(--accent);background:rgba(255,255,255,.72)}
.advert h3{margin-bottom:12px}
.advert ul{display:grid;gap:8px}
.advert li{font-size:13.5px;color:var(--text-secondary);padding-left:16px;position:relative;line-height:1.55}
.advert li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:1px;background:var(--accent)}
@media(max-width:820px){.uso-grid{grid-template-columns:1fr}}

/* pharmacies */
.pharma{padding:clamp(64px,10vw,120px) 0;background:var(--ink);color:#F2EEE6}
.pharma .lede,.pharma .pharma-note{color:#BFB6A6}
.pharma .display{color:#F7F5F1}
.pharma .mono{color:var(--accent-muted)}
.pharma .kicker::before{background:var(--accent-muted)}
.pharma-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,70px);align-items:start}
.pharma-copy h2{margin:16px 0 18px}
.pharma-note{margin-top:20px;font-size:12.5px}
.pharma-form{display:grid;gap:14px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:grid;gap:6px}
.field>span{font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;color:#A79C88}
.field input,.field select,.field textarea{width:100%;background:rgba(255,255,255,.05);border:1px solid rgba(231,201,120,.28);
  border-radius:2px;padding:12px 13px;color:#F7F5F1;font:inherit;font-size:14px;transition:border-color .4s var(--ease),background .4s var(--ease)}
.field textarea{resize:vertical;min-height:84px}
.field input:hover,.field select:hover,.field textarea:hover{border-color:rgba(231,201,120,.5)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent-muted);background:rgba(255,255,255,.09)}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--accent-muted) 50%),linear-gradient(135deg,var(--accent-muted) 50%,transparent 50%);
  background-position:calc(100% - 18px) 20px,calc(100% - 13px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.field select option{background:#111;color:#F7F5F1}
.pharma-form .btn-primary{background:var(--accent);color:#141005;margin-top:4px}
.pharma-form .btn-primary:hover{background:var(--accent-muted);color:#141005}
.form-note{font-size:11.5px;color:#8F8676;line-height:1.5}
.form-ok{font-size:13px;color:var(--accent-muted);opacity:0;transform:translateY(6px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.form-ok.on{opacity:1;transform:translateY(0)}
.field.err input,.field.err select,.field.err textarea{border-color:#E0A08A}
@media(max-width:880px){.pharma-grid{grid-template-columns:1fr}}
@media(max-width:520px){.f-row{grid-template-columns:1fr}}

/* faq */
.faq{padding:clamp(64px,10vw,120px) 0}
.faq-item{border-top:1px solid var(--hairline)}
.faq-item:last-of-type{border-bottom:1px solid var(--hairline)}
.faq-item summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:1fr 26px;align-items:center;gap:18px;
  padding:clamp(15px,2vw,21px) 2px;font-size:15px;font-weight:500;transition:color .4s var(--ease)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--gold-text)}

/* reseñas */
.reviews{padding:clamp(64px,10vw,120px) 0 clamp(56px,8vw,100px);
  background:radial-gradient(ellipse 80% 60% at 50% 30%,rgba(255,255,255,.9),rgba(247,245,241,0) 72%)}
.rev-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:18px}
.rev-head .mono{display:inline-flex;margin-bottom:14px}
.rev-score{display:flex;align-items:baseline;gap:10px}
.stars{color:var(--accent);letter-spacing:.18em;font-size:14px;line-height:1}
.score-num{font-family:"Bebas Neue",Impact,sans-serif;font-size:30px;line-height:1;color:var(--ink)}
.score-txt{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-secondary)}
.demo-flag{font-size:11.5px;line-height:1.5;color:var(--text-secondary);background:rgba(231,201,120,.16);
  border-left:2px solid var(--accent);padding:10px 14px;border-radius:2px;margin-bottom:clamp(22px,3vw,34px);max-width:76ch}
.demo-flag b{color:var(--gold-text)}
.rev-track{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(12px,1.6vw,20px)}
.rev-card{background:var(--panel);border:1px solid var(--hairline);border-radius:3px;padding:20px 20px 18px;
  display:grid;gap:11px;align-content:start;transition:border-color .5s var(--ease),transform .5s var(--ease),box-shadow .5s var(--ease)}
.rev-card:hover{border-color:var(--accent-muted);transform:translateY(-3px);box-shadow:var(--shadow-soft)}
.rev-card p{font-size:13.5px;line-height:1.6;color:var(--text-primary)}
.rev-card footer{display:grid;gap:2px;padding-top:9px;border-top:1px solid var(--hairline)}
.rev-card footer b{font-size:12.5px;font-weight:600}
.rev-card footer span{font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--gold-text)}
.rev-more{margin-top:clamp(18px,2.4vw,26px);font-family:"IBM Plex Mono",monospace;font-size:11px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--text-secondary);text-align:center}
.rev-cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:clamp(24px,3vw,38px)}
@media(max-width:1080px){.rev-track{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){
  .rev-track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;
    padding-bottom:14px;margin-inline:calc(var(--gut) * -1);padding-inline:var(--gut);
    -webkit-overflow-scrolling:touch;scrollbar-width:none}
  .rev-track::-webkit-scrollbar{display:none}
  .rev-card{flex:0 0 78%;scroll-snap-align:center}
}

/* footer */
.foot{position:relative;z-index:1;border-top:1px solid var(--hairline);padding:clamp(44px,6vw,72px) 0 30px;background:rgba(255,255,255,.5)}
.foot-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:clamp(20px,3vw,40px)}
.foot-brand .logo-top{font-family:Cinzel,Georgia,serif;font-weight:600;letter-spacing:.15em;text-transform:uppercase;color:var(--gold-text)}
.foot-brand .logo-sub{display:block;font-size:8.5px;letter-spacing:.3em;text-transform:uppercase;color:var(--text-secondary);margin-top:4px}
.foot-claim{margin-top:14px;font-size:13px;color:var(--text-secondary);max-width:30ch}
.foot-col h3{margin-bottom:12px}
.foot-col ul{display:grid;gap:8px}
.foot-col li,.foot-col a{font-size:13px;color:var(--text-secondary);text-decoration:none;transition:color .35s var(--ease)}
.foot-col a:hover{color:var(--gold-text)}
.foot-legal{margin-top:clamp(30px,4vw,50px);padding-top:20px;border-top:1px solid var(--hairline);display:grid;gap:6px}
.foot-legal p{font-size:11.5px;color:var(--text-secondary);line-height:1.6}
@media(max-width:920px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* floating whatsapp */
.wa-float{position:fixed;right:clamp(14px,2.4vw,26px);bottom:clamp(14px,2.4vw,26px);z-index:45;
  width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--ink);
  box-shadow:0 8px 26px rgba(17,17,17,.22);transition:transform .5s var(--ease),background .5s var(--ease)}
.wa-float svg{width:25px;height:25px;fill:var(--accent-muted);transition:fill .5s var(--ease)}
.wa-float:hover{transform:translateY(-3px) scale(1.05);background:var(--accent-hover)}
.wa-float:hover svg{fill:#fff}
.wa-float::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:1px solid rgba(200,155,60,.35);
  opacity:0;animation:halo 5s var(--ease-soft) infinite;animation-delay:-2s}
@keyframes halo{0%,100%{transform:scale(.9);opacity:0}50%{transform:scale(1.06);opacity:.7}}
@media(max-width:720px){.wa-float{width:46px;height:46px}.wa-float svg{width:22px;height:22px}}
.wa-float.hide{opacity:0;transform:translateY(12px) scale(.86);pointer-events:none}
.wa-float{opacity:1;transition:transform .5s var(--ease),background .5s var(--ease),opacity .45s var(--ease)}

/* ============================================================
   reduced motion, honored completely and live
   ============================================================ */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;transition-delay:0s !important}
  .reveal{opacity:1;transform:translateY(0)}
  .trust-item .ico{stroke-dashoffset:0}
  .nut tbody tr{opacity:1;transform:none}
  .lift-face{transform:translateY(-102%)}
  .hold-done{opacity:1;transform:none}
  .hold-hint{display:none}
  .band{opacity:1}
  .thread path{stroke-dashoffset:0}
}
body.paused *,body.paused *::before,body.paused *::after{animation-play-state:paused !important}

/* modo edición */
.edit-tag{position:fixed;left:14px;bottom:14px;z-index:60;
  background:var(--ink);color:#F7F5F1;font-family:"IBM Plex Mono",monospace;font-size:10px;
  letter-spacing:.14em;text-transform:uppercase;padding:9px 16px;border-radius:2px;
  box-shadow:0 8px 26px rgba(17,17,17,.22);pointer-events:none}
.edit-mode .wa-float{opacity:.25}

/* ---------- pago con Mercado Pago ---------- */
.pay-form{margin-top:14px;padding-top:16px;border-top:1px solid var(--hairline);text-align:left}
.pay-form[hidden]{display:none}
.pf-lede{margin:0 0 14px;font-size:13.5px;line-height:1.55;color:var(--text-secondary)}
.pf-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pf-grid label{display:flex;flex-direction:column;gap:5px;font-size:12px;font-weight:500;
  letter-spacing:.04em;text-transform:uppercase;color:var(--text-secondary)}
.pf-grid .pf-wide{grid-column:1/-1}
.pf-grid input,.pf-grid select{
  font:inherit;font-size:14.5px;text-transform:none;letter-spacing:normal;color:var(--text-primary);
  padding:10px 12px;border:1px solid var(--hairline);border-radius:10px;background:#fff;
  transition:border-color .18s var(--ease);width:100%;
}
.pf-grid input:focus,.pf-grid select:focus{outline:none;border-color:var(--border-interactive)}
.pf-grid input[aria-invalid="true"],.pf-grid select[aria-invalid="true"]{border-color:#9B2C2C}
.pay-form .btn{width:100%;margin-top:14px;justify-content:center;text-align:center}
.pf-msg{margin:10px 0 0;font-size:13px;min-height:1.2em;color:#9B2C2C}
.pf-msg.ok{color:var(--gold-text)}
.pf-safe{margin:10px 0 0;font-size:11.5px;line-height:1.5;color:var(--text-secondary);text-align:center}
.btn[aria-busy="true"]{opacity:.6;pointer-events:none}
@media (max-width:560px){.pf-grid{grid-template-columns:1fr}}
.card h3 a{text-decoration:none;transition:color .35s var(--ease)}
.card h3 a:hover{color:var(--gold-text)}