:root{
  --tinta:#0d0e13; --blanco:#fff; --papel:#f4f0ec; --crema:#e0ccbb; --verde:#24262c; --gris:#5c5f66; --raya:rgba(13,14,19,.14);
  --g:clamp(16px,3.4vw,52px);
  --peq:clamp(13px,1.11vw,17px);
  --cuerpo:clamp(18px,1.67vw,26px);
  --curva:cubic-bezier(.19,1,.22,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{background:var(--papel);color:var(--tinta);font-family:'Inter Tight',system-ui,sans-serif;font-weight:300;font-size:var(--peq);line-height:1.5;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
.mono{font-size:12.5px;font-weight:400;letter-spacing:.01em}
.oculto{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.ej{display:inline-block;font-size:11.5px;font-weight:500;letter-spacing:.02em;padding:.25em .8em;border-radius:99px;background:rgba(13,14,19,.07);color:var(--tinta)}

/* cabecera */
.cab{position:fixed;top:0;left:0;right:0;z-index:40;display:flex;align-items:center;justify-content:space-between;padding:22px var(--g);color:var(--tinta);transition:color .5s var(--curva),background .5s,padding .5s;pointer-events:none}
.cab > *{pointer-events:auto}
.cab.fondo{background:rgba(244,240,236,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);padding-top:14px;padding-bottom:14px}
.cab[data-tema="oscuro"].fondo{background:rgba(13,14,19,.7)}
.cab .logo{display:block;width:clamp(150px,13vw,200px)}
.cab .logo img{display:block;width:100%;height:auto}
.cab .logo .lb{display:none}
.cab[data-tema="oscuro"]{color:#fff}
.cab[data-tema="oscuro"] .logo .lb{display:block} .cab[data-tema="oscuro"] .logo .lc{display:none}
.cab nav{display:flex;gap:clamp(16px,2.2vw,34px);align-items:center;font-size:var(--peq);font-weight:400}
.cab nav a{position:relative}
.cab nav a:not(.empieza){padding:12px 0}
.pie li a{display:inline-block;padding:13px 0;min-height:44px}
.pie ul{display:grid;gap:0}
.cab nav a.aqui::before{content:"";position:absolute;left:-.8em;top:50%;width:5px;height:5px;margin-top:-2px;border-radius:50%;background:currentColor}
.cab nav a:not(.empieza)::after{content:'';position:absolute;left:0;right:0;bottom:-3px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .5s var(--curva)}
.cab nav a:hover::after{transform:scaleX(1);transform-origin:left}
.empieza{border:1px solid currentColor;border-radius:99px;padding:.55em 1.15em;transition:background .4s,color .4s}
.cab[data-tema="claro"] .empieza:hover{background:var(--tinta);color:#fff;border-color:var(--tinta)}
.cab[data-tema="oscuro"] .empieza:hover{background:#fff;color:var(--tinta);border-color:#fff}


/* foco visible también sobre verde y negro */
:focus-visible{outline:2px solid var(--tinta);outline-offset:3px}
.proceso :focus-visible,.cuenta-caja :focus-visible,.cierre .marco2 :focus-visible,[data-oscuro] :focus-visible,.cab[data-tema="oscuro"] :focus-visible{outline-color:var(--crema)}
.cab > a{display:inline-flex;align-items:center;min-height:44px}
.enl{text-decoration:underline;text-underline-offset:.2em}
.menu-b{display:none}

/* portada de cada página */
.portada{position:relative;min-height:100vh;min-height:100svh;padding:clamp(110px,16vh,150px) var(--g) clamp(40px,6vh,64px);display:grid;grid-template-rows:auto 1fr;gap:clamp(24px,4vh,48px)}
.portada .arriba{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);align-items:end;gap:24px}
.portada h1{font-size:clamp(52px,7.4vw,124px);line-height:.86;letter-spacing:-.05em;font-weight:300;margin-left:-.04em}
.portada .lema{font-size:var(--cuerpo);line-height:1.3;font-weight:400;max-width:26ch;justify-self:end}
.portada .lema small{display:block;margin-top:14px;font-size:var(--peq);color:#4a4c52;line-height:1.5}
.portada .accion{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:18px}
.boton{display:inline-flex;align-items:center;gap:.7em;background:var(--tinta);color:var(--papel);font-size:var(--peq);font-weight:500;padding:1em 1.7em;border-radius:99px;transition:background .4s}
.boton:hover{background:var(--verde)}
.boton span{display:inline-block;transition:transform .3s}
.boton:hover span{transform:translateX(5px)}
.boton.claro{background:var(--crema);color:var(--verde)}
.boton.claro:hover{background:#fff}
.desde{font-size:13px;font-weight:400;color:#4a4c52}
.marco{position:relative;border-radius:14px;overflow:hidden;background:#e7e1da;min-height:300px}

/* títulos de bloque */
.bloque{position:relative;padding:clamp(100px,14vh,150px) var(--g) clamp(60px,9vh,100px)}
.tit{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:24px;margin:0 0 clamp(36px,6vh,56px) 7vw}
.tit h2{font-size:clamp(44px,6vw,104px);line-height:.92;letter-spacing:-.05em;font-weight:300}
.tit p{max-width:36ch;text-align:right;opacity:.85;font-weight:400}
.dentro{margin-left:7vw}
.texto{font-size:var(--cuerpo);font-weight:400;line-height:1.35;letter-spacing:-.015em;max-width:34ch}
.texto + .texto{margin-top:.8em}

/* el problema: frases del dueño */
.frases{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-left:7vw}
.frases li{border-top:1px solid var(--raya);padding-top:18px;font-size:clamp(22px,2vw,32px);letter-spacing:-.035em;line-height:1.12;font-weight:300}
.frases li::before{content:"«";color:var(--gris)}
.frases li::after{content:"»";color:var(--gris)}

/* qué recibes y qué no */
.recibes{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);margin-left:7vw}
.lista{list-style:none}
.lista li{position:relative;display:grid;grid-template-columns:54px minmax(0,1.1fr) minmax(0,1fr);gap:20px;align-items:baseline;padding:22px 0}
.lista li::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;opacity:.22}
.lista li{border-radius:14px;transition:background .35s,color .35s,padding .35s}
@media (hover:hover){.lista li:hover{background:var(--tinta);color:var(--papel);padding-left:18px;padding-right:18px}.lista li:hover p{color:rgba(244,240,236,.86)}.lista li:hover::after{opacity:0}}
.lista .n{font-size:13px;font-weight:400;opacity:.85}
.lista h3{font-size:clamp(24px,2.4vw,40px);letter-spacing:-.045em;line-height:1;font-weight:300}
.lista p{font-size:16px;font-weight:400;line-height:1.45;max-width:40ch;color:#2e3036}
.noincluye{border-radius:14px;background:rgba(13,14,19,.05);padding:24px 26px;align-self:start}
.noincluye h3{font-size:13px;font-weight:500;margin-bottom:12px;letter-spacing:.01em}
.noincluye ul{list-style:none;display:grid;gap:10px;font-size:15.5px;font-weight:400}
.noincluye li::before{content:"— ";color:var(--gris)}

/* qué cambia en tu negocio (el MBA, sin nombrarlo) */
.cuenta-caja{margin-left:7vw;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:clamp(24px,4vw,64px);align-items:center;border-radius:20px;background:var(--verde);color:var(--crema);padding:clamp(28px,4vw,56px)}
.cuenta-caja .mono{opacity:.85;display:block;margin-bottom:14px}
.cuenta-caja h2{font-size:clamp(34px,3.6vw,60px);line-height:.95;letter-spacing:-.045em;font-weight:300}
.cuenta-caja p{font-size:17px;font-weight:400;line-height:1.5;opacity:.95}
.cuenta-caja p + p{margin-top:12px}
.cuenta-caja .nota{font-size:13px;opacity:.85}

/* prueba: casos */
.casos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:56px 22px}
.caso{display:block}
.caso .caja{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:16/10;background:#d9d2c9}
.caso img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top;transition:transform 1.1s cubic-bezier(.2,.7,.2,1)}
.caso:hover img{transform:scale(1.03)}
.caso .datos{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;margin-top:14px;align-items:start}
.caso h3{font-size:clamp(22px,2vw,32px);letter-spacing:-.04em;font-weight:400;line-height:1.05}
.caso .que{font-size:15.5px;font-weight:400;line-height:1.45;margin-top:6px;max-width:46ch;color:#2e3036}
.caso .eti{font-size:12.5px;font-weight:400;padding:5px 11px;border-radius:99px;border:1px solid currentColor;white-space:nowrap}
.medido{margin-top:44px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.medido div{border-top:1px solid var(--raya);padding-top:16px}
.medido b{display:block;font-weight:300;font-size:clamp(40px,4.4vw,72px);letter-spacing:-.05em;line-height:1}
.medido span{display:block;margin-top:8px;font-size:15px;font-weight:400;color:#2e3036;max-width:30ch}
.medido small{display:block;margin-top:6px;font-size:12px;color:var(--gris)}

/* proceso (tinta suave) */
.proceso{position:relative;padding:150px var(--g) 150px;color:var(--crema);background:var(--verde);border-radius:24px}
.proceso .tit h2{max-width:14ch}
.pasos{list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-left:7vw;border-top:1px solid rgba(224,204,187,.35)}
.pasos li{padding-top:30px}
.pasos .n{font-size:13px;font-weight:400;display:block;margin-bottom:12px;opacity:.85}
.pasos h3{font-size:clamp(24px,2.2vw,36px);letter-spacing:-.04em;line-height:1.02;font-weight:400;margin-bottom:10px}
.pasos p{opacity:.92;max-width:28ch;font-weight:400}
.pasos .plazo{display:inline-block;margin-top:12px;font-size:12.5px;font-weight:500;border:1px solid rgba(224,204,187,.5);border-radius:99px;padding:.2em .8em}
.proceso .boton{margin:70px 0 0 7vw}

/* precio */
.precio{margin-left:7vw;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:end}
.precio .cifra{font-size:clamp(64px,9vw,160px);line-height:.85;letter-spacing:-.06em;font-weight:300}
.precio .cifra small{display:block;font-size:var(--peq);letter-spacing:0;font-weight:400;color:#4a4c52;margin-top:14px;line-height:1.5}
.precio ul{list-style:none;display:grid;gap:0}
.precio li{display:flex;justify-content:space-between;gap:18px;padding:14px 0;border-bottom:1px solid var(--raya);font-size:16px;font-weight:400}
.precio li span:last-child{color:var(--gris);text-align:right}
.garantia{margin:44px 0 0 7vw;border-left:2px solid var(--verde);padding:4px 0 4px 18px;font-size:16px;font-weight:400;max-width:70ch}

/* quién lo hace */
.quien{margin-left:7vw;display:grid;grid-template-columns:minmax(220px,.6fr) minmax(0,1.4fr);gap:clamp(24px,4vw,64px);align-items:center}
.quien .foto{aspect-ratio:4/5;border-radius:14px;background:repeating-linear-gradient(135deg,#e2dbd2 0 12px,#ebe5dd 12px 24px);display:grid;place-items:center;text-align:center;color:var(--gris);font-size:13px;padding:20px}
.quien p.grande{font-size:clamp(24px,2.4vw,40px);letter-spacing:-.035em;line-height:1.15;font-weight:300;max-width:26ch}
.quien p.peq{margin-top:16px;font-size:16px;font-weight:400;max-width:52ch;color:#2e3036}

/* preguntas */
.faq{margin-left:7vw;max-width:980px}
.faq details{border-bottom:1px solid var(--raya)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:24px 0;font-size:clamp(20px,1.8vw,28px);letter-spacing:-.03em;font-weight:400}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:10px;height:10px;margin:0 6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-3px) rotate(45deg);transition:transform .4s var(--curva)}
.faq details[open] summary::after{transform:translateY(3px) rotate(225deg)}
.faq details p{padding:0 0 26px;font-size:17px;font-weight:400;line-height:1.5;max-width:62ch;color:#2e3036}

/* en tu sector */
.sector{margin-left:7vw;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.sector div{border-radius:14px;background:var(--blanco);padding:26px}
.sector h3{font-size:13px;font-weight:500;margin-bottom:10px}
.sector p{font-size:17px;font-weight:400;line-height:1.45}

/* cierre */
.cierre{position:relative;padding:120px var(--g) 28px}
.cierre .marco2{position:relative;height:min(70vh,640px);border-radius:14px;background:#15161a;overflow:hidden}
.cierre h2{position:absolute;left:clamp(20px,3vw,48px);bottom:clamp(18px,3vw,40px);color:var(--papel);font-size:clamp(60px,10vw,180px);line-height:.88;letter-spacing:-.06em;font-weight:300;z-index:3}
.debajo{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;margin-top:26px}
.debajo p{font-size:var(--cuerpo);font-weight:400;max-width:42ch;letter-spacing:-.02em;line-height:1.3}
.pie{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:80px;padding-top:22px;border-top:1px solid rgba(13,14,19,.18)}
.pie .k{display:block;font-size:12.5px;opacity:.8;margin-bottom:.8em}
.pie ul{list-style:none}
.pie li a{display:inline-block;min-width:44px}
.pie li a:hover{text-decoration:underline}
.pie .legal{grid-column:1/-1;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12.5px;opacity:.8;margin-top:30px}

/* aparecer al bajar */
.sube{opacity:0;transform:translateY(24px);transition:opacity .9s var(--curva),transform .9s var(--curva)}
.sube.ve{opacity:1;transform:none}

@media (max-width:820px){
  .cab{padding:16px var(--g)}
  .menu-b{display:inline-flex;align-items:center;gap:.5em;min-height:44px;border:1px solid currentColor;border-radius:99px;padding:.6em 1.2em;font-size:15px;font-weight:500;line-height:1.2;color:inherit}
  .cab nav{display:none;position:absolute;top:100%;left:var(--g);right:var(--g);flex-direction:column;align-items:stretch;gap:0;background:var(--papel);color:var(--tinta);border-radius:14px;padding:6px 22px 20px 30px;box-shadow:0 14px 40px rgba(13,14,19,.22)}
  .cab.menu-abierto nav{display:flex}
  .cab nav a:not(.empieza){display:block;padding:15px 0;border-bottom:1px solid var(--raya);font-size:18px}
  .cab nav a:not(.empieza)::after{display:none}
  .cab nav .empieza{margin-top:18px;text-align:center;padding:.85em 1.15em;font-size:16px}
  .cab[data-tema] nav .empieza:hover{background:var(--tinta);color:#fff;border-color:var(--tinta)}
  .cab .logo{width:142px}
  .portada{padding-top:96px}
  .portada .arriba{grid-template-columns:1fr;gap:14px}
  .portada h1{font-size:clamp(46px,14vw,72px)}
  .portada .lema{justify-self:start;font-size:18px}
  .tit{grid-template-columns:1fr;margin-left:0}
  .tit p{text-align:left}
  .dentro,.frases,.recibes,.cuenta-caja,.precio,.garantia,.quien,.faq,.sector,.pasos{margin-left:0}
  .frases,.recibes,.cuenta-caja,.precio,.quien,.sector,.medido,.casos{grid-template-columns:1fr}
  .lista li{grid-template-columns:40px minmax(0,1fr);gap:6px 12px}
  .lista li p{grid-column:2}
  .pasos{grid-template-columns:1fr;gap:0}
  .proceso{padding:110px var(--g)}
  .proceso .boton{margin-left:0}
  .quien .foto{max-width:260px}
  .debajo{grid-template-columns:1fr}
  .pie{grid-template-columns:1fr 1fr}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms!important;animation:none!important}
  html{scroll-behavior:auto}
  .sube{opacity:1;transform:none}
}

/* zona pulsable de 44 px sin cambiar lo que se ve (29/10/2026) */
.mas .enlace{position:relative}
.mas .enlace::after{content:"";position:absolute;left:0;right:0;top:-4px;bottom:-4px}