:root{
  --ink:#1E2528;      /* grafito */
  --marble:#F1F2EF;   /* mármol frío */
  --stone:#D5D8D2;    /* piedra */
  --stone-2:#E4E6E1;
  --slate:#5B666C;    /* pizarra */
  --green:#003878;    /* azul del logo, oscuro */
  --green-2:#08589F;  /* azul del logo, claro */
  --line:#C3C7C0;
  --sans:"Archivo",system-ui,sans-serif;
  --serif:"Source Serif 4",Georgia,serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--marble);color:var(--ink);font:400 17px/1.6 var(--sans);font-stretch:112%;-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:2px solid var(--green);outline-offset:3px}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px}
h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.015em;line-height:1.08}
h1{font-size:clamp(2.4rem,5.4vw,4.6rem);font-stretch:125%;max-width:14ch}
h2{font-size:clamp(1.8rem,3.4vw,2.8rem);font-stretch:125%}
h3{font-size:1.25rem;font-stretch:112%}
p{margin:0}

/* buttons */
.btn{display:inline-block;padding:14px 22px;font:500 .95rem/1 var(--sans);font-stretch:112%;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.btn-solid{background:var(--green);color:#fff}
.btn-solid:hover{background:var(--green-2)}
.btn-ghost{border-color:rgba(241,242,239,.45);color:var(--marble)}
.btn-ghost:hover{border-color:var(--marble)}
.btn-line{border-color:var(--ink);color:var(--ink);padding:11px 18px}
.btn-line:hover{background:var(--ink);color:var(--marble)}
.btn-light{background:var(--marble);color:var(--green)}
.btn-light:hover{background:#fff}

/* header */
.top{position:sticky;top:0;z-index:10;background:var(--marble);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:32px;height:76px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none}
.logo{width:72px;height:auto;display:block}
.top .btn .short{display:none}
.brand-name{display:block;font-weight:600;font-size:1.05rem;line-height:1.15;font-stretch:125%}
.brand-name>span:not(.amp){display:block;font-weight:400;font-size:.8rem;color:var(--slate);font-stretch:112%}
.nav{display:flex;gap:28px;margin-left:auto}
.nav a{text-decoration:none;font-size:.95rem;color:var(--slate)}
.nav a:hover{color:var(--ink)}

/* hero */
.hero{background:var(--ink);color:var(--marble);overflow:hidden;padding-top:96px}
.hero-in{display:grid;grid-template-columns:1fr 260px;gap:64px;align-items:end}
.hero-copy{padding-bottom:96px}
.lead{margin-top:28px;max-width:58ch;font-size:1.15rem;color:#C9CFCB}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:40px}
.hero-meta{margin-top:56px;padding-top:20px;border-top:1px solid #3A4448;font-size:.92rem;color:#9AA4A2;max-width:58ch}
.column-fig{margin:0;color:#7FA3CC;align-self:end;padding-bottom:40px}
.column-fig .shade{fill:#08589F;opacity:.22}
.column-fig svg{display:block;width:100%;height:auto}

/* sections */
.sec{padding:112px 0}
.sec-head{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:48px;align-items:end;padding-bottom:40px;margin-bottom:8px;border-bottom:1px solid var(--ink)}
.sec-head p{color:var(--slate);max-width:52ch}

/* areas: tres columnas como fustes */
.areas{display:grid;grid-template-columns:repeat(3,1fr)}
.area{padding:40px 32px 8px 0;border-right:1px solid var(--line)}
.area+.area{padding-left:32px}
.area:last-child{border-right:0}
.area-what{margin:14px 0 22px;font-family:var(--serif);font-size:1.08rem;line-height:1.55}
.area ul{list-style:none;margin:0;padding:0}
.area li{padding:11px 0;border-top:1px solid var(--line);font-size:.95rem;color:#38423F}

/* fintech */
.sec-green{background:var(--green);color:var(--marble)}
.sec-green .fintech-intro p{color:#C7D4E6}
.sec-green .fintech-list dd{color:#D6E0EE}
.fintech{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:72px}
.fintech-intro p{margin:24px 0 36px;color:#CFDDD6;max-width:46ch;font-size:1.08rem}
.fintech-list{margin:0}
.fintech-list div{display:grid;grid-template-columns:200px 1fr;gap:24px;padding:20px 0;border-top:1px solid rgba(241,242,239,.22)}
.fintech-list div:last-child{border-bottom:1px solid rgba(241,242,239,.22)}
.fintech-list dt{font-weight:600}
.fintech-list dd{margin:0;color:#D9E4DE;font-size:.97rem}

/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:48px;padding-top:40px}
.steps .n{display:block;font-size:3.4rem;font-weight:500;font-stretch:125%;line-height:1;color:var(--green);margin-bottom:20px}
.steps h3{margin-bottom:12px}
.steps p{color:#38423F;font-size:.97rem}

/* cases */
.sec-stone{background:var(--stone-2)}
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.case{background:var(--marble);padding:32px 28px 30px;border-top:3px solid var(--ink)}
.case-court{font-size:.85rem;color:var(--slate);line-height:1.45}
.case h3{margin:18px 0 22px;font-size:1.2rem;line-height:1.25}
.case dl{margin:0;font-family:var(--serif);font-size:.98rem;line-height:1.6}
.case dt{font-family:var(--sans);font-size:.82rem;font-weight:600;color:var(--green);margin-top:14px}
.case dd{margin:4px 0 0}
.fine{font-size:.82rem;color:var(--slate);margin-top:28px}

/* estudio */
.estudio{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:72px}
.estudio-lead{margin-top:22px;font-family:var(--serif);font-size:1.2rem;line-height:1.55;max-width:40ch}
.partners{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.partner{border-top:1px solid var(--ink);padding-top:22px}
.partner .role{color:var(--slate);font-size:.9rem;margin:4px 0 16px}
.partner p:last-child{font-family:var(--serif);line-height:1.6;color:#2E3735}

/* contact */
.contact{background:var(--ink);color:var(--marble);padding:112px 0}
.contact-in{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:72px}
.contact-copy>p{margin:22px 0 40px;color:#C9CFCB;max-width:44ch}
.contact-data{display:grid;grid-template-columns:96px 1fr;gap:12px 20px;margin:0;font-size:.95rem}
.contact-data dt{color:#9AA4A2}
.contact-data dd{margin:0}
.contact-data a{text-decoration-color:#5B666C;text-underline-offset:3px}
.form{display:grid;gap:18px;background:var(--marble);color:var(--ink);padding:36px}
.form label{display:grid;gap:6px;font-size:.88rem;font-weight:500}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form input,.form select,.form textarea{font:400 1rem var(--sans);font-stretch:100%;padding:12px 12px;border:1px solid var(--line);border-radius:0;background:#fff;color:var(--ink);width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--green);outline-offset:-1px;border-color:var(--green)}
.form .btn{justify-self:start;padding:15px 28px}
.form .fine{margin-top:0}
.hp{position:absolute;left:-9999px}

/* footer */
.foot{background:#161C1E;color:#9AA4A2;padding:40px 0 48px;font-size:.9rem}
.foot-in{display:grid;gap:8px}
.foot-logo{width:120px;height:auto;margin-bottom:16px;opacity:.9}
.foot-brand{color:var(--marble);font-weight:600;font-stretch:125%}
.foot .fine{color:#7D8886;margin-top:12px}

/* thanks */
.thanks{min-height:60vh;display:grid;align-content:center;gap:24px;padding:120px 0}
.thanks p{max-width:52ch;color:var(--slate)}

@media (max-width:960px){
  .nav{display:none}
  .top-in{gap:16px}
  .top .btn-line{margin-left:auto}
  .hero{padding-top:64px}
  .hero-in{grid-template-columns:1fr 140px;gap:24px}
  .hero-copy{padding-bottom:64px}
  .sec{padding:80px 0}
  .sec-head,.fintech,.estudio,.contact-in{grid-template-columns:1fr;gap:28px}
  .areas,.steps,.cases{grid-template-columns:1fr}
  .area,.area+.area{padding:32px 0 8px;border-right:0;border-bottom:1px solid var(--line)}
  .area:last-child{border-bottom:0}
  .fintech-list div{grid-template-columns:1fr;gap:6px}
  .steps{gap:36px}
  .partners{grid-template-columns:1fr}
  .contact{padding:80px 0}
}
@media (max-width:560px){
  .wrap{padding:0 18px}
  .brand-name>span:not(.amp){display:none}
  .top .btn-line{padding:10px 14px;font-size:.9rem}
  .top .btn .long{display:none}
  .top .btn .short{display:inline}
  .logo{width:60px}
  .hero-in{grid-template-columns:1fr}
  .column-fig{display:none}
  .row2{grid-template-columns:1fr}
  .form{padding:24px 18px}
  .contact-data{grid-template-columns:1fr;gap:2px}
  .contact-data dd{margin-bottom:10px}
}

/* páginas de servicio */
.hero-page{padding:72px 0 88px}
.hero-page h1{max-width:18ch;font-size:clamp(2.2rem,4.6vw,3.8rem)}
.crumb{font-size:.88rem;color:#9AA4A2;margin-bottom:28px}
.crumb a{color:#C9CFCB;text-underline-offset:3px}
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:72px}
.side-note{margin-top:20px;color:var(--slate);max-width:40ch}
.side-note.light{color:#C7D4E6}
.checklist{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.checklist li{padding:16px 0 16px 34px;border-bottom:1px solid var(--line);position:relative;font-family:var(--serif);font-size:1.06rem}
.checklist li::before{content:"";position:absolute;left:4px;top:24px;width:14px;height:2px;background:var(--green-2)}
.faq{border-top:1px solid var(--ink)}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-weight:400;font-size:1.3rem;line-height:1;color:var(--green-2)}
.faq details[open] summary::after{content:"\2212"}
.faq details p{margin-top:12px;font-family:var(--serif);line-height:1.65;color:#2E3735;max-width:62ch}
.related{padding:64px 0}
.related-in{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:24px}
.related h2{font-size:1.5rem}
.related-links{display:flex;flex-wrap:wrap;gap:12px}
.related-links a{padding:12px 18px;border:1px solid var(--ink);text-decoration:none;font-weight:500}
.related-links a:hover{background:var(--ink);color:var(--marble)}
.area h3 a{text-decoration:none}
.area h3 a:hover{text-decoration:underline;text-underline-offset:4px}
.area-more{display:inline-block;margin:18px 0 24px;font-weight:500;color:var(--green);text-underline-offset:4px}
.link-light{margin-left:18px;color:var(--marble);text-underline-offset:4px}
.nav{gap:22px}
.nav a{font-size:.9rem}
@media (max-width:1100px){.nav{display:none}}
@media (max-width:960px){.split{grid-template-columns:1fr;gap:28px}.hero-page{padding:56px 0 64px}}

/* ampersand en serif: el de Archivo expandido se lee como una "E" */
.amp{font-family:var(--serif);font-weight:500;font-stretch:normal;font-style:normal;padding:0 .04em}

/* WhatsApp flotante, sobrio */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:20;display:flex;align-items:center;gap:10px;padding:12px 18px 12px 14px;background:#1F8A4C;color:#fff;text-decoration:none;font:500 .95rem/1 var(--sans);box-shadow:0 8px 24px rgba(30,37,40,.28)}
.wa-float:hover{background:#18723E}
@media (max-width:560px){.wa-float{right:14px;bottom:14px;padding:12px}.wa-float span{display:none}}

/* bloque comercios: el mito */
.myth{border-top:1px solid var(--line)}
.myth-head{max-width:820px}
.myth-for{font-weight:500;color:var(--green-2);margin-bottom:18px}
.myth h2{font-size:clamp(2rem,4.2vw,3.4rem);max-width:16ch}
.myth-lead{margin-top:24px;font-family:var(--serif);font-size:1.18rem;line-height:1.6;color:#2E3735;max-width:62ch}
.myth-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:56px;padding-top:32px;border-top:1px solid var(--ink)}
.myth-grid h3{margin-bottom:12px}
.myth-grid p{color:#38423F;font-size:.97rem}
.myth-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;margin-top:56px;padding:28px 32px;background:var(--stone-2)}
.myth-foot p{max-width:56ch;font-weight:500}
.myth-actions{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:960px){.myth-grid{grid-template-columns:1fr;gap:28px}.myth-foot{padding:24px 20px}}

/* página de casos */
.cases-all{grid-template-columns:repeat(2,1fr)}
.case-tag{display:inline-block;font-size:.78rem;font-weight:600;color:var(--marble);background:var(--green);padding:4px 10px;margin-bottom:14px}
.cases-more{margin-top:32px}
.lesson-card{border-top:3px solid var(--ink);padding-top:24px}
.lesson-card h3{margin:12px 0 16px;font-size:1.3rem}
.lesson-card p{font-family:var(--serif);line-height:1.65;color:#2E3735;margin-bottom:16px;max-width:62ch}
.lesson-card .lesson-take{font-family:var(--sans);font-weight:500;color:var(--ink);border-left:3px solid var(--green-2);padding-left:16px}
@media (max-width:960px){.cases-all{grid-template-columns:1fr}}