/* FutureTech · futuretech.la · Dirección B "Ingeniería clara" */
:root{
  --ink:#0B1A2E; --ink-2:#344054; --muted:#5A6B82; --rule:#D5DCE6; --rule-2:#C9D3E0;
  --paper:#FFFFFF; --mist:#F3F6FA; --blue:#0068E8; --blue-dk:#004FB3; --sky:#6FA8FF;
  --red:#E5484D; --night:#0B1A2E; --night-text:#C9D5E6;
  --sans:'IBM Plex Sans','Segoe UI',Helvetica,Arial,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,Menlo,Consolas,monospace;
  --wrap:1320px; --pad:40px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);font-size:17px;line-height:1.6;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue)} a:hover{color:var(--blue-dk)}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.02em;line-height:1.1}
p{margin:0}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 16px;z-index:100}
.skip:focus{left:16px;top:16px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.mono{font-family:var(--mono);font-size:13px;color:var(--muted)}

/* Header */
.site-header{border-bottom:1px solid var(--rule);background:#fff;position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:18px;padding-bottom:18px}
.brand img{height:32px;width:auto}
.nav{display:flex;gap:30px;font-size:15px;font-weight:500}
.nav a{color:var(--ink);text-decoration:none;padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover{color:var(--blue)}
.nav a[aria-current="page"]{color:var(--blue);border-bottom-color:var(--blue)}
.tools{display:flex;align-items:center;gap:16px}
.lang{font-family:var(--mono);font-size:13px;color:var(--muted);text-decoration:none;padding:10px 4px}
.lang:hover{color:var(--ink)}
.menu-btn{display:none;width:44px;height:44px;border:1px solid var(--rule);background:#fff;border-radius:2px;align-items:center;justify-content:center;cursor:pointer}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:14px 26px;border-radius:2px;font-weight:600;font-size:16px;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-dk);color:#fff}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-dark{background:var(--ink);color:#fff;min-height:44px;padding:10px 20px;font-size:14px}
.btn-dark:hover{background:#1d3352;color:#fff}
.btns{display:flex;flex-wrap:wrap;gap:12px}

/* Hero */
.hero .wrap{display:flex;flex-wrap:wrap}
.hero-copy{flex:1 1 540px;padding:96px 56px 80px 0;display:flex;flex-direction:column;gap:28px;justify-content:center}
.hero-kicker{font-family:var(--mono);font-size:13px;color:var(--muted);display:flex;align-items:center;gap:10px}
.hero-kicker::before{content:"";width:8px;height:8px;background:var(--red);display:inline-block}
.hero h1{font-size:clamp(42px,5.6vw,76px);line-height:1.04;letter-spacing:-.025em}
.hero .lead{font-size:20px;color:var(--ink-2);max-width:520px}
.visual{flex:1 1 480px;min-height:520px;background:#DCE4EE;position:relative;overflow:hidden;
  background-image:linear-gradient(#C9D3E0 1px,transparent 1px),linear-gradient(90deg,#C9D3E0 1px,transparent 1px);background-size:calc(100%/6) calc(100%/6)}
.visual svg{position:absolute;inset:0;width:100%;height:100%}
.visual.photo{background:#0B1A2E}
.visual.photo picture,.visual.photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.facts{border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.facts .wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.fact{padding:24px;border-left:1px solid var(--rule);display:flex;flex-direction:column;gap:4px}
.fact:first-child{border-left:0;padding-left:0}
.fact b{font-size:18px;font-weight:600}

/* Section rows (label column + body) */
.sec{padding:120px 0}
.sec.tight{padding:96px 0}
.sec.mist{background:var(--mist)}
.sec.night{background:var(--night);color:#fff}
.sec.night .mono{color:#8EA3C0}
.sec.rule-top{border-top:1px solid var(--rule)}
.row{display:flex;flex-wrap:wrap;gap:48px}
.row>.lab{flex:0 1 220px;font-family:var(--mono);font-size:13px;color:var(--muted)}
.row>.body{flex:1 1 640px;display:flex;flex-direction:column;gap:36px;min-width:0}
.h2{font-size:clamp(30px,3.2vw,46px);line-height:1.12}
.h2-lg{font-size:clamp(28px,3vw,42px);line-height:1.25;font-weight:500;letter-spacing:-.015em}
.h2-xl{font-size:clamp(44px,6vw,88px);line-height:1;letter-spacing:-.035em}
.h2-xl span{color:var(--sky)}
.text{font-size:18px;color:var(--ink-2);max-width:680px}
.sec.night .text{color:var(--night-text)}

/* Division rows */
.divlist{display:flex;flex-direction:column;border-top:1px solid var(--ink)}
.divrow{display:flex;flex-wrap:wrap;gap:24px;align-items:baseline;padding:32px 0;border-bottom:1px solid var(--rule-2);text-decoration:none;color:var(--ink)}
.divrow .n{flex:0 0 56px;font-family:var(--mono);font-size:14px;color:var(--blue)}
.divrow .t{flex:1 1 300px;font-size:26px;font-weight:600;letter-spacing:-.01em}
.divrow .d{flex:1 1 360px;font-size:16px;color:var(--ink-2)}
.divrow .go{flex:0 0 32px;font-size:22px;color:var(--blue);text-align:right}
.divrow:hover .t{color:var(--blue)}

/* Big division rows (solutions page) */
.divbig{display:flex;flex-wrap:wrap;gap:40px;padding:56px 0;border-bottom:1px solid var(--rule-2);text-decoration:none;color:var(--ink)}
.divbig .a{flex:0 1 220px;display:flex;flex-direction:column;gap:14px}
.divbig .b{flex:1 1 400px;display:flex;flex-direction:column;gap:14px}
.divbig .b strong{font-size:32px;font-weight:600;letter-spacing:-.015em;line-height:1.15}
.divbig .b span{color:var(--ink-2)}
.divbig .b em{font-style:normal;font-weight:600;color:var(--blue)}
.divbig .c{flex:1 1 260px;font-family:var(--mono);font-size:13px;line-height:2;color:var(--ink-2);list-style:none;margin:0;padding:0}
.divbig:hover strong{color:var(--blue)}

/* Layers */
.layers{display:flex;flex-direction:column;gap:6px}
.layer{padding:20px 24px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;align-items:baseline}
.layer b{font-size:18px;font-weight:600}
.layer span{font-family:var(--mono);font-size:13px}
.l0{border:1.5px dashed var(--blue)} .l0 span{color:var(--blue)}
.l1{background:#CFE0FA} .l1 span{color:var(--ink-2)}
.l2{background:#9DC0F5}
.l3{background:#3F86EE;color:#fff}
.l4{background:var(--night);color:#fff} .l4 span{color:var(--night-text)}

/* Grids */
.grid-lines{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1px;padding:1px}
.grid-lines>*{background:#fff;padding:28px;display:flex;flex-direction:column;gap:10px;box-shadow:0 0 0 1px var(--rule-2)}
.cell-k{font-family:var(--mono);font-size:11px;color:var(--blue)}
.cell-k.alt{color:var(--muted)}
.cell-t{font-size:19px;font-weight:600;line-height:1.3}
.cell-d{font-size:15px;color:#475467;line-height:1.55}
.grid-open{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px 48px}
.grid-open>div{display:flex;flex-direction:column;gap:10px}
.grid-open b{font-size:20px;font-weight:600;line-height:1.3}
.grid-open span{font-size:16px;color:var(--ink-2)}
.sec.night .grid-open b{font-size:22px}
.sec.night .grid-open span{color:var(--night-text)}
.list-lines{display:flex;flex-direction:column;border-top:1px solid var(--ink)}
.list-lines>div{display:flex;flex-wrap:wrap;gap:24px;padding:26px 0;border-bottom:1px solid var(--rule)}
.list-lines b{flex:0 0 220px;font-weight:600;font-size:18px}
.list-lines span{flex:1 1 340px;color:var(--ink-2)}
.ind{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:0 40px}
.ind>div{padding:18px 0;border-bottom:1px solid var(--rule);display:flex;flex-direction:column;gap:2px}
.ind b{font-size:18px;font-weight:600}
.ind span{font-size:15px;color:#475467}
.brands{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;padding:1px}
.brands>*{box-shadow:0 0 0 1px var(--rule);background:#fff;padding:26px 16px;text-align:center;font-weight:600;font-size:17px;color:var(--ink-2)}
.brandline{display:flex;flex-wrap:wrap;gap:12px;align-items:center;font-size:15px;color:var(--ink-2)}
.brandline b{font-weight:600}
.brandline i{color:var(--rule-2);font-style:normal}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}
.steps>div{border-top:2px solid var(--blue);padding-top:18px;display:flex;flex-direction:column;gap:10px}
.steps b{font-size:20px;font-weight:600}
.steps span{font-size:15px;color:var(--ink-2)}
.card-sede{border:1px solid var(--rule);padding:28px;display:flex;flex-direction:column;gap:10px}
.sec.night .card-sede{border-color:#2A4366;color:var(--night-text)}
.card-sede strong{font-size:22px;font-weight:600}
.sec.night .card-sede strong{color:#fff}
.banner{width:100%;aspect-ratio:21/8;overflow:hidden;background:#0B1A2E}
.banner img{width:100%;height:100%;object-fit:cover}
.split{display:flex;flex-wrap:wrap;gap:48px}
.split>*{flex:1 1 300px}
.related{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.related a{background:#fff;padding:28px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:10px;border:1px solid var(--rule)}
.related a:hover{border-color:var(--blue)}
.related b{font-size:20px;font-weight:600}
.related span{font-size:15px;color:var(--ink-2)}

/* FAQ */
.faq{border-top:1px solid var(--ink)}
.faq details{border-bottom:1px solid var(--rule);padding:24px 0}
.faq summary{font-size:19px;font-weight:600;cursor:pointer;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;color:var(--blue);font-size:24px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq p{margin-top:14px;color:var(--ink-2)}

/* CTA band */
.cta .row>.body{flex-direction:row;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:28px}
.cta h2{font-size:clamp(30px,3.6vw,52px);line-height:1.06;letter-spacing:-.025em;max-width:660px}

/* Page hero (inner) */
.phero{padding:96px 0 80px}
.phero h1{font-size:clamp(40px,5vw,68px);line-height:1.05;letter-spacing:-.03em}
.phero .lead{font-size:20px;color:var(--ink-2);max-width:680px}
.crumb a{color:var(--muted)}
.dhero .wrap{display:flex;flex-wrap:wrap}
.dhero .hero-copy{padding:80px 56px 80px 0;gap:24px}
.dhero h1{font-size:clamp(40px,5vw,66px);line-height:1.04;letter-spacing:-.03em}
.dhero .tag{font-size:22px;line-height:1.45;font-weight:500}

/* Contact */
.contact .wrap{display:flex;flex-wrap:wrap;gap:64px;padding-top:88px;padding-bottom:120px}
.contact-info{flex:1 1 340px;display:flex;flex-direction:column;gap:28px}
.contact-info h1{font-size:clamp(38px,4.6vw,60px);line-height:1.05;letter-spacing:-.03em}
.info-list{border-top:1px solid var(--ink);margin-top:8px}
.info-list>div{padding:20px 0;border-bottom:1px solid var(--rule);display:flex;flex-direction:column;gap:4px}
.info-list strong{font-size:18px;font-weight:600}
.form{flex:1 1 560px;background:var(--mist);padding:48px;display:flex;flex-direction:column;gap:26px}
.form fieldset{border:0;margin:0;padding:0}
.form legend{font-size:18px;font-weight:600;padding:0 0 14px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;width:1px;height:1px}
.chip span{display:inline-flex;align-items:center;min-height:44px;padding:10px 16px;background:#fff;border:1px solid var(--rule-2);font-size:15px;cursor:pointer}
.chip input:checked+span{background:var(--ink);border-color:var(--ink);color:#fff}
.chip input:focus-visible+span{outline:3px solid var(--blue);outline-offset:2px}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.field{display:flex;flex-direction:column;gap:8px;font-size:14px;font-weight:600}
.field input,.field select,.field textarea{font:inherit;font-weight:400;font-size:16px;padding:13px 14px;border:1px solid var(--rule-2);background:#fff;min-height:48px;border-radius:0;color:var(--ink);width:100%}
.field textarea{resize:vertical;min-height:140px}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);outline:2px solid var(--blue);outline-offset:0}
.req{color:var(--red)}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:14px;line-height:1.55;color:var(--ink-2);font-weight:400}
.consent input{margin-top:3px;width:18px;height:18px;accent-color:var(--blue);flex:0 0 auto}
.hp{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden}
.form-foot{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px}
.status{font-size:15px;padding:14px 16px;display:none}
.status.ok{display:block;background:#E3F1E6;color:#1E5631}
.status.err{display:block;background:#FDECEC;color:#8A1F23}

/* Legal */
.legal{max-width:760px}
.legal h2{font-size:24px;margin:40px 0 12px}
.legal p,.legal li{color:var(--ink-2);margin-bottom:12px}

/* Footer */
.site-footer{border-top:1px solid var(--ink)}
.site-footer .wrap{padding-top:56px;padding-bottom:36px;display:flex;flex-direction:column;gap:40px}
.foot-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:40px}
.foot-top img{height:28px;width:auto;align-self:flex-start}
.foot-brand{display:flex;flex-direction:column;gap:14px;max-width:320px;font-size:15px;color:var(--ink-2)}
.foot-cols{display:flex;flex-wrap:wrap;gap:56px;font-size:15px}
.foot-cols div{display:flex;flex-direction:column;gap:8px}
.foot-cols strong{font-weight:600}
.foot-cols a{color:var(--ink-2);text-decoration:none}
.foot-cols a:hover{color:var(--blue)}
.foot-bot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-family:var(--mono);font-size:12px;color:var(--muted)}
.foot-bot a{color:var(--muted)}

/* Responsive */
@media (max-width:980px){
  :root{--pad:24px}
  .menu-btn{display:inline-flex}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--rule);flex-direction:column;gap:0;padding:8px var(--pad) 16px}
  .nav.open{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid var(--rule)}
  .nav a[aria-current="page"]{border-bottom-color:var(--rule)}
  .tools .btn-dark{display:none}
  .hero-copy,.dhero .hero-copy{padding:56px 0 40px}
  .visual{min-height:280px}
  .sec{padding:72px 0}
  .sec.tight{padding:64px 0}
  .row{gap:20px}
  .row>.lab{flex-basis:100%}
  .fact{padding:16px 0;border-left:0;border-top:1px solid var(--rule)}
  .fact:first-child{border-top:0}
  .form{padding:28px 20px}
  .contact .wrap{padding-top:48px;padding-bottom:72px;gap:40px}
  .divrow .t{font-size:22px}
  .divbig{padding:40px 0;gap:20px}
  .divbig .b strong{font-size:26px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}