:root{
  --teal:#00ab96; --teal-txt:#00796b; --teal-deep:#005f54;
  --f1:#15ae9e; --f2:#51c1b6; --f3:#8ad5ce;
  --ink:#1d1413; --ink-soft:#4a4342; --dark:#141d1b;
  --line:#e2e6e5; --bg:#ffffff; --wash:#f7faf9; --max:1320px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;background:var(--bg)}
body{font-family:'Open Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  background:transparent;color:var(--ink);font-size:17px;line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--teal);color:#fff}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,.mont{font-family:'Montserrat','Open Sans',sans-serif;font-weight:800;line-height:1.12;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,4.6vw,4.3rem)}
h2{font-size:clamp(1.8rem,3.8vw,3rem)}
h3{font-size:1.2rem;font-weight:700;letter-spacing:-.01em;line-height:1.3}
p{color:var(--ink-soft)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 26px}
section{padding:clamp(66px,8vw,112px) 0;position:relative}
section[id],[id]{scroll-margin-top:124px}
.eyebrow{font-family:'Montserrat',sans-serif;font-weight:700;font-size:.75rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--teal-txt);display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:30px;height:3px;background:var(--teal);flex:none}
.lead{font-size:clamp(1.05rem,1.5vw,1.22rem);color:var(--ink-soft);max-width:42em}
.mt8{margin-top:8px}.mt16{margin-top:16px}.mt24{margin-top:24px}.mt40{margin-top:40px}.mt64{margin-top:64px}
.center{text-align:center}
.wash{background:rgba(247,250,249,.90);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* lienzo 3D: fondo fijo de toda la página */
#bg3d{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:0;transition:opacity .9s ease}
body.has3d #bg3d{opacity:1}
#bg3d canvas{display:block;width:100%!important;height:100%!important}
header,footer{position:relative;z-index:10}
header{z-index:80}
main{position:relative;z-index:10}
/* las secciones con fondo propio tapan el 3D; estas lo dejan pasar */
section{background:rgba(255,255,255,.88)}
section.clear,.hero{background:transparent}
section.dark{background:var(--dark)}
section.clientes{background:#fff;padding-bottom:clamp(56px,6vw,84px)}
footer{background:rgba(255,255,255,.90)}


/* planos diagonales de marca */
.g6{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.g6 span{position:absolute;display:block;background:var(--teal);opacity:.07;transform:skewX(-18deg);border-radius:2px}
.g6 span:nth-child(1){width:clamp(90px,9vw,150px);top:-60px;right:9%;height:150%;opacity:.05}
.g6 span:nth-child(2){width:clamp(38px,3.4vw,58px);top:-60px;right:18%;height:150%;opacity:.09}
.g6 span:nth-child(3){width:clamp(16px,1.4vw,24px);top:-60px;right:23.5%;height:150%;opacity:.13}
.sec-inner{position:relative;z-index:1}

/* nav */
header{position:fixed;inset:0 0 auto 0;z-index:80;background:#fff;
  border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s}
header.solid{border-bottom-color:var(--line);box-shadow:0 4px 18px rgba(29,20,19,.05)}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px;gap:20px}
.nav .brand{display:flex;align-items:center;flex:none;padding:8px 0;min-height:42px}
.nav .brand img{height:26px;width:auto}
.nav>nav>ul{display:flex;gap:26px;list-style:none;align-items:center}
.nav>nav>ul>li>a,.dropbtn{font-family:'Montserrat',sans-serif;font-weight:700;font-size:.83rem;
  color:var(--ink);background:none;border:0;cursor:pointer;padding:0;position:relative;
  display:inline-flex;align-items:center;height:36px;line-height:1;gap:7px;letter-spacing:0}
.submenu a{font-family:'Montserrat',sans-serif;font-weight:700;color:var(--ink);letter-spacing:0}
.nav>nav>ul>li>a::after,.dropbtn::after{content:"";position:absolute;left:0;bottom:0;height:3px;width:0;
  background:var(--teal);transition:width .25s}
.nav>nav>ul>li>a:hover::after,.dropbtn:hover::after,.dropbtn[aria-expanded=true]::after,
.nav>nav>ul>li>a.on::after,.dropbtn.on::after{width:100%}
.dropbtn i{display:inline-block;width:7px;height:7px;border-right:2px solid currentColor;
  border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .25s}
.dropbtn[aria-expanded=true] i{transform:rotate(-135deg) translateY(-2px)}
.drop{position:relative}
.submenu{position:absolute;top:100%;left:-26px;padding:36px 20px 20px;min-width:372px;
  list-style:none;display:none;flex-direction:column;gap:6px;z-index:90}
.submenu::before{content:"";position:absolute;inset:18px 0 0 0;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:0 22px 50px rgba(29,20,19,.16);z-index:-1}
.submenu.open{display:flex}
.drop{display:flex;align-items:center}
.submenu a{display:flex;align-items:center;gap:16px;padding:14px 18px;border-radius:13px;
  font-size:.95rem;white-space:nowrap;position:relative;line-height:1.25}
.submenu a .ib{width:42px;height:42px;border-radius:12px;background:var(--wash);
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;flex:none;
  transition:background .2s,border-color .2s,transform .2s}
.submenu a .ib svg{width:23px;height:23px}
.submenu a:hover .ib,.submenu a[aria-current=page] .ib{background:#fff;border-color:var(--teal);transform:scale(1.05)}
.submenu a:hover{background:var(--wash);color:var(--teal-txt)}
.submenu a[aria-current=page]{color:var(--teal-txt);background:var(--wash)}
.nav .ctal{background:var(--teal);color:var(--ink);padding:13px 24px;border-radius:999px;
  font-size:.82rem;font-weight:800}
.nav .ctal:hover{background:var(--ink);color:#fff}
.nav .ctal::after{display:none}
.burger{display:none;background:none;border:0;cursor:pointer;padding:10px;flex:none}
.burger span{display:block;width:26px;height:3px;background:var(--ink);margin:5px 0;border-radius:2px;transition:.25s}
@media(max-width:1050px){
  .burger{display:block}
  .nav>nav>ul{position:fixed;inset:78px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;
    padding:14px 26px 30px;gap:0;display:none;border-bottom:1px solid var(--line);
    box-shadow:0 16px 30px rgba(29,20,19,.10);max-height:calc(100vh - 78px);overflow-y:auto}
  .nav>nav>ul.open{display:flex}
  .nav>nav>ul>li{border-bottom:1px solid var(--line)}
  .nav>nav>ul>li:last-child{border:0;margin-top:16px}
  .nav>nav>ul>li>a,.dropbtn{display:flex;width:100%;height:auto;padding:16px 0;font-size:1rem;
    line-height:1.3;justify-content:space-between;align-items:center}
  .nav>nav>ul>li>a::after,.dropbtn::after{display:none}
  .submenu{position:static;display:none;box-shadow:none;border:0;padding:0 0 12px 14px;min-width:0;
    border-left:3px solid var(--teal);margin:0 0 6px;border-radius:0}
  .submenu::before{display:none}
  .drop{display:block}
  .submenu.open{display:flex}
  .submenu a{padding:13px 10px;font-size:.96rem;white-space:normal;gap:14px}
  .submenu a .ib{width:38px;height:38px;border-radius:11px}
  .submenu a .ib svg{width:21px;height:21px}
  .nav .ctal{justify-content:center;padding:16px 24px;font-size:.98rem;height:auto}
}

/* botones */
.btn{display:inline-block;font-family:'Montserrat',sans-serif;font-weight:800;font-size:.92rem;
  padding:17px 32px;border-radius:999px;border:2px solid var(--teal);background:var(--teal);color:var(--ink);
  cursor:pointer;transition:background .2s,border-color .2s,color .2s,transform .2s}
.btn:hover{background:var(--ink);border-color:var(--ink);color:#fff;transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--teal-txt);border-color:var(--teal)}
.btn.ghost:hover{background:var(--teal);color:var(--ink)}
.on-dark .btn.ghost,.dark .btn.ghost{color:#fff;border-color:#fff}
.on-dark .btn.ghost:hover,.dark .btn.ghost:hover{background:#fff;color:var(--ink);border-color:#fff}

/* hero */
.hero{padding:calc(78px + clamp(40px,6vw,74px)) 0 clamp(54px,7vw,88px);overflow:hidden}
.hero .grid{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(30px,4.5vw,66px);align-items:center}
@media(max-width:1000px){.hero .grid{grid-template-columns:1fr;gap:38px}}
.hero h1{margin:20px 0 0;max-width:17ch}
.hero h1 .t{color:var(--teal-txt)}
.hero .sub{margin-top:22px;font-size:clamp(1.02rem,1.5vw,1.2rem);color:var(--ink-soft);max-width:33em}
.hero .ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero .who{margin-top:38px;padding-top:24px;border-top:1px solid var(--line);display:flex;
  gap:10px 26px;flex-wrap:wrap;font-family:'Montserrat',sans-serif;font-weight:700;
  font-size:clamp(.74rem,.9vw,.82rem);color:var(--ink)}
.hero .who span{display:flex;align-items:center;gap:9px}
.hero .who span::before{content:"";width:9px;height:9px;background:var(--teal);
  clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%);flex:none}
.hero.compact{padding-bottom:clamp(34px,4vw,54px)}
.hero.compact .grid{grid-template-columns:1.25fr .75fr}
@media(max-width:1000px){.hero.compact .grid{grid-template-columns:1fr}}

/* escenario del isotipo: 3D con respaldo SVG */
.isoBox{display:flex;flex-direction:column;align-items:center;gap:20px}
.isoStage{position:relative;width:min(420px,74vw);aspect-ratio:1/1;max-height:62vh;
  -webkit-user-select:none;user-select:none}
.isoStage::after{content:"Arrástralo";position:absolute;left:50%;bottom:-6px;transform:translateX(-50%);
  font-family:'Montserrat',sans-serif;font-weight:700;font-size:.66rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--ink-soft);opacity:0;transition:opacity .3s;pointer-events:none;
  white-space:nowrap}
body.has3d .isoStage:hover::after{opacity:.65}
body.girando{cursor:grabbing}
body.girando .isoStage::after{opacity:0}
.isoStage.small{width:min(330px,64vw);max-height:46vh}
@media(max-width:1000px){.isoStage{width:min(250px,56vw)}.isoBox{order:-1;gap:0}
  .isoCap{display:none}}
.isoStage>img{width:100%;height:100%;display:block}
body.has3d .isoStage>img{visibility:hidden}
.isoCap{font-family:'Montserrat',sans-serif;font-weight:700;font-size:.72rem;letter-spacing:.24em;
  text-transform:uppercase;color:var(--ink-soft);text-align:center}
.arc{opacity:0;transform-box:fill-box;transform-origin:50% 50%;transform:scale(.82) rotate(-14deg);
  animation:arcIn .72s cubic-bezier(.22,.75,.28,1.04) forwards;animation-delay:var(--d)}
@keyframes arcIn{to{opacity:1;transform:none}}
.isodot{opacity:0;transform-box:fill-box;transform-origin:50% 50%;transform:scale(.25);
  animation:dotIn .5s cubic-bezier(.2,.8,.3,1.5) .68s forwards}
@keyframes dotIn{to{opacity:1;transform:none}}

/* tarjetas */
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px}
@media(max-width:1050px){.grid4{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.grid4{grid-template-columns:1fr}}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}
@media(max-width:940px){.grid3{grid-template-columns:1fr}}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:48px}
@media(max-width:860px){.grid2{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px 26px 32px;
  transition:border-color .25s,transform .25s,box-shadow .25s}
.card:hover{border-color:var(--teal);transform:translateY(-4px);box-shadow:0 14px 34px rgba(0,171,150,.11)}
.card .ic{width:46px;height:46px;margin-bottom:18px}
.card h3{margin-bottom:10px}
.card p{font-size:.97rem}
.card .pain{margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);font-size:.92rem;
  color:var(--teal-txt);font-weight:600}
.card .go{display:inline-block;margin-top:12px;padding:9px 0;font-family:'Montserrat',sans-serif;
  font-weight:700;font-size:.88rem;color:var(--teal-txt);min-height:34px}
.card .go:hover{text-decoration:underline}
.card .n{font-family:'Montserrat',sans-serif;font-weight:800;font-size:.8rem;letter-spacing:.16em;color:var(--teal-txt)}
.card ul{list-style:none;margin-top:16px}
.card li{position:relative;padding:7px 0 7px 26px;font-size:.95rem;color:var(--ink-soft)}
.card li::before{content:"";position:absolute;left:0;top:16px;width:10px;height:10px;background:var(--teal);
  clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%)}

/* secciones oscuras */
.dark{background:var(--dark);color:#fff}
.dark h1,.dark h2,.dark h3{color:#fff}
.dark p{color:#d7dedd}
.dark .eyebrow{color:var(--f3)}
.dark .lead{color:#e3e9e8}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4.5vw,64px);align-items:center}
@media(max-width:940px){.split{grid-template-columns:1fr;gap:34px}}
.split-top{align-items:start}.split-top .quotebox{padding-top:0;margin-top:2px}
.quotebox{border-left:4px solid var(--teal);padding:6px 0 6px 26px}
.quotebox p{font-size:clamp(1.12rem,2vw,1.45rem);color:#fff;font-weight:600;line-height:1.5}

/* pasos del método */
.pasos{display:grid;grid-template-columns:repeat(4,1fr);margin-top:54px;
  border:1px solid rgba(255,255,255,.16);border-radius:16px;overflow:hidden}
@media(max-width:1000px){.pasos{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.pasos{grid-template-columns:1fr}}
.paso{padding:32px 26px 36px;border-right:1px solid rgba(255,255,255,.16);transition:background .25s}
.paso:last-child{border-right:0}
@media(max-width:1000px){.paso:nth-child(2n){border-right:0}
  .paso:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.16)}}
@media(max-width:620px){.paso{border-right:0;border-bottom:1px solid rgba(255,255,255,.16)}
  .paso:last-child{border-bottom:0}}
.paso:hover{background:rgba(0,171,150,.13)}
.paso .num{font-family:'Montserrat',sans-serif;font-weight:800;font-size:2.3rem;color:var(--teal);line-height:1}
.paso h3{margin:13px 0 10px;font-size:1.12rem}
.paso p{font-size:.94rem;line-height:1.6}

/* listas de dolor */
.pains{margin-top:44px}
.pain-row{border-top:2px solid var(--line);padding:26px 0;display:grid;grid-template-columns:96px 1fr;
  gap:24px;align-items:baseline}
.pain-row:last-child{border-bottom:2px solid var(--line)}
.pain-row .pn{font-family:'Montserrat',sans-serif;font-weight:800;font-size:clamp(1.7rem,3.6vw,2.7rem);
  color:var(--teal-txt);line-height:1}
.pain-row p{font-size:clamp(1.02rem,1.7vw,1.3rem);font-weight:600;color:var(--ink);max-width:34em;line-height:1.45}
@media(max-width:640px){.pain-row{grid-template-columns:58px 1fr;gap:14px}}

/* FAQ */
.faq{max-width:860px;margin-top:40px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-family:'Montserrat',sans-serif;font-weight:700;padding:20px 34px 20px 0;
  list-style:none;position:relative;font-size:1.02rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:26px;width:9px;height:9px;
  border-right:2.5px solid var(--teal);border-bottom:2.5px solid var(--teal);transform:rotate(45deg);transition:transform .25s}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq p{padding:0 0 22px;font-size:.99rem}

/* marquesina de clientes */
.lmarq{overflow:hidden;margin-top:44px;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.ltrack{display:flex;align-items:center;gap:64px;width:max-content;animation:mq 60s linear infinite}
.ltrack .ldup{display:contents}
.lmarq:hover .ltrack{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}
.ltrack img,.lfila img{height:calc(var(--h,46) * 1px);width:auto;flex:none;
  filter:grayscale(1);opacity:.55;transition:filter .35s,opacity .35s,transform .35s}
.ltrack img:hover,.lfila img:hover{filter:none;opacity:1;transform:scale(1.04)}
.lfila{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-start;gap:28px 64px;margin-top:44px}
@media(max-width:620px){.ltrack img,.lfila img{height:calc(var(--h,46) * .78px)}.ltrack{gap:44px}}

/* CTA + formulario */
.cta .box{background:var(--dark);border-radius:24px;padding:clamp(34px,4.6vw,62px);color:#fff;
  position:relative;overflow:hidden}
.cta .box .g6 span{opacity:.12}
.cta .box .eyebrow{color:var(--f3)}
.cta h2{color:#fff}
.cta .lead{color:#e3e9e8}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,54px);margin-top:40px;
  align-items:start;position:relative;z-index:1}
@media(max-width:940px){.fgrid{grid-template-columns:1fr;gap:34px}}
.form label{display:block;font-family:'Montserrat',sans-serif;font-weight:700;font-size:.78rem;
  letter-spacing:.1em;text-transform:uppercase;margin:18px 0 8px;color:#fff}
.form input,.form textarea,.form select{width:100%;padding:15px 16px;font-size:16px;font-family:inherit;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.32);border-radius:10px;color:#fff}
.form input::placeholder,.form textarea::placeholder{color:rgba(255,255,255,.55)}
.form input:focus,.form textarea:focus,.form select:focus{outline:none;border-color:var(--teal);
  background:rgba(255,255,255,.12)}
.form option{color:var(--ink)}
.form .rgpd{display:flex;gap:13px;align-items:flex-start;margin-top:22px;font-size:.85rem;color:#d7dedd}
.form .rgpd input{width:22px;height:22px;flex:none;margin-top:2px;accent-color:var(--teal);cursor:pointer}
.form .rgpd a{color:#fff;text-decoration:underline}
.form .btn{margin-top:24px;width:100%}
.formOk{display:none;border:1px solid var(--teal);border-radius:10px;padding:14px;margin-top:16px;
  font-size:.93rem;color:var(--f3)}
.dirlist{list-style:none}
.dirlist li{padding:17px 0;border-bottom:1px solid rgba(255,255,255,.18)}
.dirlist .k{font-family:'Montserrat',sans-serif;font-weight:700;font-size:.72rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--f3);display:block;margin-bottom:6px}
.dirlist .v{font-family:'Montserrat',sans-serif;font-weight:700;font-size:1.18rem;color:#fff;
  display:inline-block;padding:6px 0;min-height:34px}
.dirlist a.v:hover{color:var(--f3)}

/* migas */
.crumbs{padding:calc(78px + 12px) 26px 0;font-size:.82rem;color:var(--ink-soft)}
.crumbs a{display:inline-block;padding:8px 2px;min-height:32px}
.crumbs a:hover{color:var(--teal-txt);text-decoration:underline}
.crumbs span{opacity:.6;margin:0 8px}

/* pie */
footer{background:#fff;border-top:1px solid var(--line);padding:60px 0 28px}
.fgrid2{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
@media(max-width:940px){.fgrid2{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.fgrid2{grid-template-columns:1fr}}
.fbrand img{height:32px;width:auto;margin-bottom:18px}
.fbrand p{font-size:.93rem;max-width:28em}
footer h4{font-family:'Montserrat',sans-serif;font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ink);margin-bottom:15px}
footer ul{list-style:none}
footer li{margin:2px 0;font-size:.94rem;color:var(--ink-soft)}
footer li a{display:inline-block;padding:9px 0;min-height:34px}
footer li a:hover{color:var(--teal-txt)}
.legal{border-top:1px solid var(--line);margin-top:48px;padding-top:24px;font-size:.82rem;
  color:var(--ink-soft);line-height:1.9}
.legal a{text-decoration:underline;display:inline-block;padding:8px 2px;min-height:32px}

/* apariciones */
.rev{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}
.rev.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .rev{opacity:1!important;transform:none!important;transition:none!important}
  .arc,.isodot{animation:none!important;opacity:1!important;transform:none!important}
  .ltrack{animation:none;flex-wrap:wrap;width:auto;justify-content:center}
  html{scroll-behavior:auto}
}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;z-index:200;font-weight:700}
.skip:focus{left:12px;top:12px}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px}