:root{
  --bg:#020617;
  --bg-soft:#0b1120;
  --surface:rgba(255,255,255,.04);
  --surface-strong:rgba(255,255,255,.07);
  --border:rgba(255,255,255,.09);
  --border-strong:rgba(255,255,255,.16);
  --text:#e7edf7;
  --text-dim:#94a3b8;
  --text-faint:#5b6b85;
  --primary:#2563EB;
  --accent:#06B6D4;
  --gradient:linear-gradient(135deg,#2563EB 0%,#06B6D4 100%);
  --gradient-soft:linear-gradient(135deg,rgba(37,99,235,.15),rgba(6,182,212,.15));
  --wsp:#25D366;
  --radius:16px;
  --radius-sm:10px;
  --maxw:1180px;
  --shadow:0 20px 60px -20px rgba(2,6,23,.6);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;inset:0;
  background:
    radial-gradient(600px circle at 15% 0%, rgba(37,99,235,.16), transparent 60%),
    radial-gradient(700px circle at 90% 20%, rgba(6,182,212,.12), transparent 60%),
    radial-gradient(600px circle at 50% 100%, rgba(37,99,235,.10), transparent 60%);
  pointer-events:none;
  z-index:0;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
button{font:inherit;cursor:pointer;}
input,select,textarea{font:inherit;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--accent);
  background:var(--surface);
  border:1px solid var(--border);
  padding:6px 14px;border-radius:100px;
  margin-bottom:18px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent);}
.section-head{text-align:center;max-width:680px;margin:0 auto 56px;}
.section-head h2{font-size:clamp(1.8rem,3vw,2.6rem);font-weight:800;letter-spacing:-.02em;margin-bottom:14px;}
.section-head p{color:var(--text-dim);font-size:1.05rem;}
.grad-text{
  background:var(--gradient);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
section{position:relative;padding:100px 0;}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* ============ HEADER ============ */
header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:16px 0;
  transition:background .3s ease, border-color .3s ease, padding .3s ease;
  border-bottom:1px solid transparent;
}
header.scrolled{
  background:rgba(2,6,23,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--border);
  padding:12px 0;
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.25rem;letter-spacing:-.01em;}
.brand svg{width:34px;height:34px;flex-shrink:0;}
.brand .accent-word{background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;}
nav.main-nav{display:flex;align-items:center;gap:34px;}
nav.main-nav a{
  font-size:.92rem;font-weight:500;color:var(--text-dim);
  transition:color .2s ease;position:relative;
}
nav.main-nav a:hover{color:var(--text);}
nav.main-nav a::after{
  content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;
  background:var(--accent);transition:width .25s ease;
}
nav.main-nav a:hover::after{width:100%;}
.nav-cta-wrap{display:flex;align-items:center;gap:14px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:10px;font-weight:600;font-size:.92rem;
  border:1px solid transparent;transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--gradient);color:#fff;
  box-shadow:0 8px 24px -8px rgba(37,99,235,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px -8px rgba(37,99,235,.7);}
.btn-ghost{background:var(--surface);border:1px solid var(--border);color:var(--text);}
.btn-ghost:hover{border-color:var(--border-strong);background:var(--surface-strong);}
.btn-lg{padding:16px 30px;font-size:1rem;border-radius:12px;}
.menu-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;padding:8px;color:var(--text);}
.menu-toggle svg{width:22px;height:22px;}

/* ============ HERO ============ */
.hero{padding:180px 0 100px;text-align:center;}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:28px;}
.trust-badge{
  display:flex;align-items:center;gap:7px;
  font-size:.8rem;font-weight:600;color:var(--text-dim);
  background:var(--surface);border:1px solid var(--border);
  padding:8px 14px;border-radius:100px;
}
.trust-badge svg{width:14px;height:14px;color:var(--accent);}
.hero h1{
  font-size:clamp(2.4rem,5.5vw,4.1rem);font-weight:800;letter-spacing:-.03em;
  line-height:1.08;max-width:920px;margin:0 auto 22px;
}
.hero-sub{
  font-size:clamp(1.02rem,1.4vw,1.25rem);color:var(--text-dim);
  max-width:640px;margin:0 auto 38px;
}
.hero-ctas{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:70px;}

/* Automation flow visual */
.flow-visual{
  max-width:920px;margin:0 auto;
  background:var(--surface);border:1px solid var(--border);
  border-radius:20px;padding:36px 20px;
  box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.flow-visual::before{
  content:"";position:absolute;top:-1px;left:10%;right:10%;height:1px;
  background:var(--gradient);opacity:.6;
}
.flow-stage{display:flex;align-items:center;justify-content:space-between;gap:6px;flex-wrap:nowrap;overflow-x:auto;padding:10px 4px;}
.flow-node{
  flex:0 0 auto;display:flex;flex-direction:column;align-items:center;gap:10px;
  min-width:120px;
}
.flow-node .icon-box{
  width:56px;height:56px;border-radius:14px;
  background:var(--gradient-soft);border:1px solid var(--border-strong);
  display:flex;align-items:center;justify-content:center;
  position:relative;
}
.flow-node .icon-box svg{width:26px;height:26px;color:var(--accent);}
.flow-node .icon-box.active{animation:pulseGlow 2.2s ease-in-out infinite;}
.flow-node span{font-size:.78rem;font-weight:600;color:var(--text-dim);text-align:center;}
.flow-line{
  flex:1 1 auto;height:2px;min-width:24px;position:relative;
  background:rgba(255,255,255,.08);border-radius:2px;overflow:hidden;
}
.flow-line::after{
  content:"";position:absolute;top:0;left:-40%;width:40%;height:100%;
  background:var(--gradient);
  animation:flowMove 2.6s linear infinite;
}
@keyframes flowMove{0%{left:-40%;}100%{left:100%;}}
@keyframes pulseGlow{0%,100%{box-shadow:0 0 0 0 rgba(6,182,212,.35);}50%{box-shadow:0 0 0 10px rgba(6,182,212,0);}}
.flow-stats{display:flex;gap:14px;justify-content:center;margin-top:28px;flex-wrap:wrap;}
.flow-stat{
  background:var(--surface-strong);border:1px solid var(--border);
  border-radius:12px;padding:12px 18px;text-align:left;min-width:150px;
}
.flow-stat b{display:block;font-size:1.3rem;font-weight:800;background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;}
.flow-stat span{font-size:.78rem;color:var(--text-dim);}

/* ============ TRUST / CLIENTES ============ */
.trust-strip{border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:40px 0;}
.trust-strip p{text-align:center;color:var(--text-faint);font-size:.82rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin-bottom:22px;}
.trust-logos{display:flex;justify-content:center;gap:40px;flex-wrap:wrap;}
.trust-logos span{font-weight:700;font-size:1.05rem;color:var(--text-dim);opacity:.8;letter-spacing:-.01em;}

/* ============ SOLUCIONES ============ */
.solutions-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.sol-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:34px 28px;
  transition:transform .3s ease, border-color .3s ease, background .3s ease;
  position:relative;overflow:hidden;
}
.sol-card::before{
  content:"";position:absolute;inset:0;opacity:0;
  background:radial-gradient(240px circle at var(--mx,50%) var(--my,0%), rgba(6,182,212,.14), transparent 70%);
  transition:opacity .3s ease;pointer-events:none;
}
.sol-card:hover::before{opacity:1;}
.sol-card:hover{transform:translateY(-6px);border-color:var(--border-strong);background:var(--surface-strong);}
.sol-icon{
  width:52px;height:52px;border-radius:12px;
  background:var(--gradient);display:flex;align-items:center;justify-content:center;
  margin-bottom:22px;
}
.sol-icon svg{width:26px;height:26px;color:#fff;}
.sol-card h3{font-size:1.2rem;font-weight:700;margin-bottom:12px;}
.sol-card p{color:var(--text-dim);font-size:.95rem;margin-bottom:18px;}
.sol-list{display:flex;flex-direction:column;gap:8px;}
.sol-list li{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--text-dim);}
.sol-list svg{width:14px;height:14px;color:var(--accent);flex-shrink:0;}

/* ============ ROI CALCULATOR ============ */
.roi-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);
}
.roi-inputs{padding:40px;border-right:1px solid var(--border);}
.roi-field{margin-bottom:22px;}
.roi-field label{display:flex;justify-content:space-between;font-size:.85rem;font-weight:600;color:var(--text-dim);margin-bottom:10px;}
.roi-field label b{color:var(--text);font-weight:700;}
.roi-field input[type=range]{
  width:100%;height:6px;border-radius:4px;background:rgba(255,255,255,.1);
  -webkit-appearance:none;appearance:none;outline:none;
}
.roi-field input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:20px;height:20px;border-radius:50%;
  background:var(--gradient);cursor:pointer;box-shadow:0 0 0 4px rgba(6,182,212,.2);
}
.roi-field input[type=range]::-moz-range-thumb{
  width:20px;height:20px;border-radius:50%;background:var(--gradient);cursor:pointer;border:none;
}
.roi-results{padding:40px;display:flex;flex-direction:column;justify-content:center;gap:20px;background:linear-gradient(160deg, rgba(37,99,235,.08), rgba(6,182,212,.04));}
.roi-result-item{display:flex;justify-content:space-between;align-items:baseline;padding-bottom:16px;border-bottom:1px solid var(--border);}
.roi-result-item:last-child{border-bottom:none;padding-bottom:0;}
.roi-result-item span{color:var(--text-dim);font-size:.9rem;}
.roi-result-item strong{font-size:1.6rem;font-weight:800;background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;}

/* ============ STACK ============ */
.stack-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.stack-badge{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:22px 16px;text-align:center;transition:border-color .25s ease, transform .25s ease;
}
.stack-badge:hover{border-color:var(--accent);transform:translateY(-3px);}
.stack-badge svg{width:28px;height:28px;color:var(--accent);margin:0 auto 12px;}
.stack-badge span{font-size:.85rem;font-weight:600;color:var(--text-dim);}

/* ============ CASOS DE USO ============ */
.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.case-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;}
.case-tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);background:var(--gradient-soft);padding:4px 10px;border-radius:100px;margin-bottom:14px;}
.case-card h3{font-size:1.05rem;font-weight:700;margin-bottom:10px;}
.case-card p{font-size:.9rem;color:var(--text-dim);}

/* ============ FAQ ============ */
.faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;}
.faq-q{
  width:100%;text-align:left;background:none;border:none;color:var(--text);
  padding:20px 22px;display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-size:1rem;font-weight:600;
}
.faq-q svg{width:18px;height:18px;flex-shrink:0;color:var(--accent);transition:transform .3s ease;}
.faq-item.open .faq-q svg{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 22px 20px;color:var(--text-dim);font-size:.92rem;}

/* ============ CONTACTO ============ */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:36px;align-items:start;}
.contact-info-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:34px;}
.contact-info-card h3{font-size:1.3rem;font-weight:800;margin-bottom:14px;}
.contact-info-card p{color:var(--text-dim);font-size:.95rem;margin-bottom:26px;}
.contact-detail{display:flex;align-items:flex-start;gap:12px;margin-bottom:18px;}
.contact-detail svg{width:18px;height:18px;color:var(--accent);margin-top:2px;flex-shrink:0;}
.contact-detail span{font-size:.9rem;color:var(--text-dim);}
.contact-detail strong{color:var(--text);display:block;font-size:.85rem;}
form.contact-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:34px;display:flex;flex-direction:column;gap:18px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-size:.82rem;font-weight:600;color:var(--text-dim);}
.field input,.field select,.field textarea{
  background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;color:var(--text);outline:none;transition:border-color .2s ease, background .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);background:rgba(255,255,255,.05);}
.field textarea{resize:vertical;min-height:100px;}
.field .error-msg{font-size:.75rem;color:#f87171;min-height:14px;}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#f87171;}
.form-note{font-size:.78rem;color:var(--text-faint);}
.form-success{display:none;text-align:center;padding:20px;border:1px solid rgba(6,182,212,.3);border-radius:12px;background:rgba(6,182,212,.08);color:var(--accent);font-weight:600;font-size:.92rem;}
.form-success.show{display:block;}

/* ============ CTA FINAL ============ */
.cta-final{
  text-align:center;background:var(--gradient-soft);border:1px solid var(--border);
  border-radius:24px;padding:64px 32px;
}
.cta-final h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:800;margin-bottom:16px;letter-spacing:-.02em;}
.cta-final p{color:var(--text-dim);max-width:520px;margin:0 auto 30px;}

/* ============ FOOTER ============ */
footer{border-top:1px solid var(--border);padding:60px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:32px;margin-bottom:40px;}
.footer-brand p{color:var(--text-dim);font-size:.88rem;margin-top:14px;max-width:280px;}
.footer-col h4{font-size:.85rem;font-weight:700;margin-bottom:16px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:.88rem;color:var(--text-dim);transition:color .2s ease;}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;border-top:1px solid var(--border);padding-top:24px;}
.footer-bottom p{font-size:.8rem;color:var(--text-faint);}
.social-links{display:flex;gap:12px;}
.social-links a{
  width:36px;height:36px;border-radius:50%;background:var(--surface);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;transition:border-color .2s ease, color .2s ease;
}
.social-links a:hover{border-color:var(--accent);color:var(--accent);}
.social-links svg{width:16px;height:16px;}

/* ============ WHATSAPP FLOTANTE ============ */
.whatsapp-float{
  position:fixed;bottom:26px;right:26px;z-index:999;
  width:60px;height:60px;border-radius:50%;
  background:var(--wsp);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 30px -6px rgba(37,211,102,.55);
  transition:transform .25s ease;
}
.whatsapp-float svg{width:30px;height:30px;}
.whatsapp-float:hover{transform:scale(1.08);}
.whatsapp-float::before{
  content:"";position:absolute;inset:0;border-radius:50%;
  background:var(--wsp);opacity:.5;
  animation:ping 2.2s cubic-bezier(0,0,.2,1) infinite;
  z-index:-1;
}
@keyframes ping{0%{transform:scale(1);opacity:.5;}75%,100%{transform:scale(1.9);opacity:0;}}

/* ============ BREADCRUMB ============ */
.breadcrumb{padding:150px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.85rem;color:var(--text-faint);}
.breadcrumb a{color:var(--text-dim);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li:not(:last-child)::after{content:"/";color:var(--text-faint);margin-left:8px;}
.breadcrumb li[aria-current] span{color:var(--text-dim);}

/* ============ PAGE HERO (páginas internas) ============ */
.page-hero{padding:36px 0 64px;text-align:center;}
.page-hero h1{font-size:clamp(2rem,4vw,2.9rem);font-weight:800;letter-spacing:-.02em;line-height:1.15;max-width:820px;margin:0 auto 18px;}
.page-hero p{color:var(--text-dim);font-size:1.05rem;max-width:680px;margin:0 auto;}

/* ============ PROSE / ARTÍCULO ============ */
.prose{max-width:820px;margin:0 auto;}
.prose h2{font-size:1.5rem;font-weight:800;letter-spacing:-.01em;margin:44px 0 16px;}
.prose h2:first-child{margin-top:0;}
.prose h3{font-size:1.15rem;font-weight:700;margin:28px 0 12px;color:var(--text);}
.prose p{color:var(--text-dim);font-size:1rem;margin-bottom:16px;}
.prose ul,.prose ol{color:var(--text-dim);margin:0 0 16px 22px;display:flex;flex-direction:column;gap:8px;}
.prose li{font-size:.98rem;}
.prose strong{color:var(--text);}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}

/* ============ TABLA COMPARATIVA ============ */
.compare-wrap{overflow-x:auto;margin:28px 0 40px;border:1px solid var(--border);border-radius:var(--radius);}
table.compare{width:100%;border-collapse:collapse;min-width:560px;background:var(--surface);}
table.compare th,table.compare td{padding:16px 18px;text-align:left;font-size:.92rem;border-bottom:1px solid var(--border);}
table.compare th{background:var(--surface-strong);font-weight:700;color:var(--text);white-space:nowrap;}
table.compare td{color:var(--text-dim);}
table.compare tr:last-child td{border-bottom:none;}
table.compare td.yes{color:var(--accent);font-weight:600;}
table.compare tbody tr:hover{background:rgba(255,255,255,.02);}

/* ============ GLOSARIO ============ */
.glossary-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:16px;}
.glossary-term{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:22px 24px;}
.glossary-term dt{font-size:1.05rem;font-weight:700;margin-bottom:8px;}
.glossary-term dd{color:var(--text-dim);font-size:.95rem;margin:0;}

/* ============ HOWTO STEPS ============ */
.howto-steps{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:0;}
.howto-step{display:flex;gap:20px;padding:26px 0;border-bottom:1px solid var(--border);}
.howto-step:last-child{border-bottom:none;}
.howto-num{flex:0 0 auto;width:40px;height:40px;border-radius:10px;background:var(--gradient);display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;font-size:1rem;}
.howto-body h3{font-size:1.1rem;font-weight:700;margin-bottom:8px;}
.howto-body p{color:var(--text-dim);font-size:.95rem;margin:0;}

/* ============ INDUSTRY CASE BLOCKS ============ */
.industry-block{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:32px;margin-bottom:24px;}
.industry-block h2{margin-top:0 !important;}
.industry-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:16px;}
.industry-pill{display:inline-flex;align-items:center;gap:8px;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);background:var(--gradient-soft);padding:5px 12px;border-radius:100px;margin-bottom:16px;}
.mini-list{display:flex;flex-direction:column;gap:8px;}
.mini-list li{display:flex;gap:8px;align-items:flex-start;font-size:.92rem;color:var(--text-dim);}
.mini-list svg{width:15px;height:15px;color:var(--accent);flex-shrink:0;margin-top:3px;}

/* ============ RELATED LINKS ============ */
.related-links{max-width:820px;margin:60px auto 0;padding-top:40px;border-top:1px solid var(--border);}
.related-links h2{font-size:1.2rem;font-weight:800;margin-bottom:20px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.related-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:20px;transition:border-color .2s ease, transform .2s ease;}
.related-card:hover{border-color:var(--border-strong);transform:translateY(-3px);}
.related-card span{display:block;font-size:.72rem;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px;}
.related-card strong{font-size:.92rem;font-weight:700;color:var(--text);}

/* ============ RESPONSIVE ============ */
@media (max-width:980px){
  .solutions-grid,.cases-grid{grid-template-columns:1fr;}
  .stack-grid{grid-template-columns:repeat(2,1fr);}
  .roi-wrap{grid-template-columns:1fr;}
  .roi-inputs{border-right:none;border-bottom:1px solid var(--border);}
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .industry-grid-2{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
}
@media (max-width:760px){
  nav.main-nav{position:fixed;top:64px;left:16px;right:16px;
    background:rgba(2,6,23,.97);backdrop-filter:blur(20px);
    border:1px solid var(--border);border-radius:16px;
    flex-direction:column;align-items:flex-start;gap:4px;padding:16px;
    transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:opacity .25s ease, transform .25s ease, visibility .25s ease;
  }
  nav.main-nav.open{transform:translateY(0);opacity:1;visibility:visible;}
  nav.main-nav a{width:100%;padding:12px 8px;border-radius:8px;}
  nav.main-nav a:hover{background:var(--surface);}
  .nav-cta-wrap .btn-ghost{display:none;}
  .menu-toggle{display:flex;}
  .hero{padding:150px 0 70px;}
  .breadcrumb{padding:130px 0 0;}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}