:root{
  --navy-950:#050e19;
  --navy-900:#0A2540;
  --navy-850:#0c2d4c;
  --navy-800:#0f3457;
  --navy-700:#153A66;
  --cyan:#5BC0EB;
  --cyan-bright:#8AD6F4;
  --slate:#B8C5D6;
  --muted:#84a0b8;
  --white:#F5F9FC;
  --radius:14px;
  --maxw:1240px;
  font-size:16px;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth; overflow-x:hidden;}
body{
  background:var(--navy-950);
  color:var(--white);
  font-family:'Inter',sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif; font-weight:600; letter-spacing:-0.01em; color:var(--white);}
.mono{font-family:'JetBrains Mono',monospace;}
a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 32px;}
section{position:relative;}
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:'JetBrains Mono',monospace; font-size:12.5px; letter-spacing:0.14em;
  text-transform:uppercase; color:var(--cyan); margin-bottom:18px; font-weight:500;
}
.eyebrow::before{content:""; width:22px; height:1px; background:var(--cyan);}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:15px 30px; border-radius:8px; font-weight:600; font-size:15px;
  cursor:pointer; transition:all .25s ease; white-space:nowrap; border:1px solid transparent;
}
.btn-primary{ background:var(--cyan); color:var(--navy-950); }
.btn-primary:hover{ background:var(--cyan-bright); transform:translateY(-2px); box-shadow:0 10px 30px -8px rgba(91,192,235,.5);}
.btn-ghost{ border-color:rgba(184,197,214,.3); color:var(--white); }
.btn-ghost:hover{ border-color:var(--cyan); color:var(--cyan); }

/* NAV - sticky always-solid */
header{
  position:sticky; top:0; left:0; right:0; z-index:100;
  background:rgba(5,14,25,.85); backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(91,192,235,.14);
  padding:16px 0;
}
nav{ display:flex; align-items:center; justify-content:space-between; max-width:var(--maxw); margin:0 auto; padding:0 32px;}
.logo-mark{ display:flex; align-items:center; gap:12px; }
.logo-mark img{ height:40px; width:40px; object-fit:contain;}
.logo-text{ font-family:'Space Grotesk'; font-weight:700; font-size:18px; letter-spacing:.01em;}
.logo-text span{ color:var(--cyan); }

.nav-links{ display:flex; gap:8px; align-items:center;}
.nav-links a{
  position:relative; font-size:14.5px; font-weight:500; color:var(--slate);
  padding:9px 14px; border-radius:7px; transition:color .25s ease;
  overflow:hidden;
}
.nav-links a::before{
  content:""; position:absolute; inset:0; background:rgba(91,192,235,.08);
  border-radius:7px; transform:scaleY(0); transform-origin:bottom; transition:transform .3s cubic-bezier(.2,.8,.2,1); z-index:-1;
}
.nav-links a::after{
  content:""; position:absolute; left:14px; right:14px; bottom:6px; height:2px;
  background:linear-gradient(90deg, var(--cyan), var(--cyan-bright));
  transform:scaleX(0); transform-origin:center; transition:transform .35s cubic-bezier(.2,.8,.2,1);
  box-shadow:0 0 10px rgba(91,192,235,.6);
}
.nav-links a:hover{ color:var(--white);}
.nav-links a:hover::before{ transform:scaleY(1);}
.nav-links a:hover::after{ transform:scaleX(1);}
.nav-links a.active{ color:var(--cyan-bright);}
.nav-links a.active::after{ transform:scaleX(1);}

.nav-cta{ display:flex; align-items:center; gap:18px;}
.burger{ display:none; flex-direction:column; gap:5px; cursor:pointer; background:none; border:none; z-index:200;}
.burger span{ width:24px; height:2px; background:var(--white); transition:.3s;}

/* HERO */
.hero{ min-height:88vh; display:flex; align-items:center; padding-top:30px; position:relative; overflow:hidden;}
.hero-bg{ position:absolute; inset:0; z-index:0;
  background:
    radial-gradient(ellipse 900px 600px at 80% 20%, rgba(91,192,235,.14), transparent 60%),
    radial-gradient(ellipse 700px 500px at 10% 90%, rgba(21,58,102,.5), transparent 60%),
    linear-gradient(180deg, var(--navy-950) 0%, #07172a 55%, var(--navy-950) 100%);
}
.hero-grid-lines{ position:absolute; inset:0; z-index:0; opacity:.25;
  background-image: linear-gradient(rgba(91,192,235,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(91,192,235,.06) 1px, transparent 1px);
  background-size:56px 56px; mask-image:radial-gradient(ellipse 70% 60% at 60% 40%, black, transparent);
}
.hero-inner{ position:relative; z-index:2; display:grid; grid-template-columns:1.05fr .95fr; gap:40px; align-items:center; width:100%;}
.hero-badge{ display:inline-flex; align-items:center; gap:8px; padding:7px 14px; border:1px solid rgba(91,192,235,.3); border-radius:30px; font-size:12.5px; color:var(--cyan-bright); font-family:'JetBrains Mono'; margin-bottom:24px;}
.hero-badge .dot{ width:7px; height:7px; border-radius:50%; background:var(--cyan); box-shadow:0 0 10px var(--cyan); animation:pulse 2s infinite;}
@keyframes pulse{ 0%,100%{opacity:1;} 50%{opacity:.35;} }
.hero h1{ font-size:clamp(2.6rem, 5.2vw, 4.6rem); line-height:1.04; margin-bottom:24px;}
.hero h1 em{ font-style:normal; color:var(--cyan);}
.hero p.lead{ font-size:18px; color:var(--slate); max-width:520px; margin-bottom:36px;}
.hero-ctas{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom:48px;}
.hero-meta{ display:flex; gap:32px; flex-wrap:wrap; font-size:13.5px; color:var(--muted);}
.hero-meta div{ display:flex; align-items:center; gap:8px;}
.hero-meta strong{ color:var(--white); font-weight:600;}

.hero-art{ position:relative; height:480px;}
.hero-art svg{ width:100%; height:100%; }

.stats-bar{ position:relative; z-index:3; margin-top:-58px; margin-bottom:90px;}
.stats-card{ background:linear-gradient(135deg, var(--navy-850), var(--navy-800)); border:1px solid rgba(91,192,235,.18); border-radius:18px; padding:38px 44px; display:grid; grid-template-columns:repeat(3,1fr); gap:24px; box-shadow:0 30px 60px -20px rgba(0,0,0,.5);}
.stat-num{ font-family:'Space Grotesk'; font-size:38px; font-weight:700; color:var(--cyan); line-height:1;}
.stat-label{ font-size:13.5px; color:var(--slate); margin-top:8px;}
.stats-card .div-line{ border-left:1px solid rgba(184,197,214,.15);}

/* PAGE HERO (sub-pages) */
.page-hero{ padding:64px 0 56px; position:relative; overflow:hidden;
  background:
    radial-gradient(ellipse 800px 400px at 85% 0%, rgba(91,192,235,.12), transparent 60%),
    linear-gradient(180deg, var(--navy-950) 0%, #07172a 100%);
  border-bottom:1px solid rgba(91,192,235,.1);
}
.page-hero h1{ font-size:clamp(2.1rem,4vw,3.1rem); margin-bottom:14px;}
.page-hero p{ color:var(--slate); font-size:16.5px; max-width:600px;}
.breadcrumb{ font-family:'JetBrains Mono'; font-size:12px; color:var(--muted); margin-bottom:18px;}
.breadcrumb a{ color:var(--cyan);}
.breadcrumb a:hover{ text-decoration:underline;}

/* SECTION GENERIC */
.section{ padding:100px 0;}
.section-tight{ padding:80px 0;}
.section-head{ max-width:680px; margin-bottom:60px;}
.section-head h2{ font-size:clamp(1.9rem,3.4vw,2.7rem); line-height:1.15;}
.section-head p{ color:var(--slate); font-size:16.5px; margin-top:16px;}
.alt-bg{ background:var(--navy-900); }

/* ABOUT */
.about-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:64px; align-items:start;}
.about-text p{ color:var(--slate); font-size:16px; margin-bottom:18px;}
.about-side{ background:var(--navy-850); border:1px solid rgba(91,192,235,.14); border-radius:16px; padding:34px; }
.about-side .row{ display:flex; justify-content:space-between; padding:16px 0; border-bottom:1px solid rgba(184,197,214,.1);}
.about-side .row:last-child{ border-bottom:none;}
.about-side .row .k{ color:var(--muted); font-size:14px;}
.about-side .row .v{ font-family:'Space Grotesk'; font-weight:600; color:var(--cyan-bright);}

/* MISSION VISION */
.mv-grid{ display:grid; grid-template-columns:1fr 1fr; gap:28px;}
.mv-card{ background:linear-gradient(160deg, var(--navy-850), var(--navy-900)); border:1px solid rgba(91,192,235,.14); border-radius:18px; padding:46px 40px; position:relative; overflow:hidden;}
.mv-card .big-letter{ position:absolute; right:18px; top:-22px; font-family:'Space Grotesk'; font-size:160px; font-weight:700; color:rgba(91,192,235,.07); line-height:1; user-select:none;}
.mv-card h3{ font-size:24px; margin-bottom:16px; position:relative; z-index:1;}
.mv-card p{ color:var(--slate); font-size:15.3px; position:relative; z-index:1;}

/* QUALITY OBJECTIVES */
.obj-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px;}
.obj-card{ background:var(--navy-850); border:1px solid rgba(184,197,214,.1); border-radius:14px; padding:26px 22px; transition:.25s;}
.obj-card:hover{ border-color:rgba(91,192,235,.4); transform:translateY(-4px);}
.obj-num{ font-family:'JetBrains Mono'; color:var(--cyan); font-size:13px; margin-bottom:12px;}
.obj-card h4{ font-size:15.5px; margin-bottom:8px; line-height:1.3;}
.obj-card p{ font-size:13.3px; color:var(--muted); line-height:1.5;}

/* SERVICES */
.svc-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
.svc-card{ background:var(--navy-850); border:1px solid rgba(184,197,214,.1); border-radius:18px; padding:38px 32px; transition:.3s; position:relative; cursor:default;}
.svc-card:hover{ border-color:rgba(91,192,235,.45); background:var(--navy-800); transform:translateY(-6px); box-shadow:0 24px 50px -20px rgba(0,0,0,.6);}
.svc-icon{ width:54px; height:54px; border-radius:12px; background:rgba(91,192,235,.1); border:1px solid rgba(91,192,235,.25); display:flex; align-items:center; justify-content:center; margin-bottom:24px;}
.svc-icon svg{ width:26px; height:26px; stroke:var(--cyan);}
.svc-card h3{ font-size:20px; margin-bottom:12px;}
.svc-card p{ color:var(--slate); font-size:14.8px; margin-bottom:18px;}
.svc-num{ position:absolute; top:30px; right:30px; font-family:'JetBrains Mono'; color:rgba(184,197,214,.3); font-size:13px;}
.svc-link{ font-size:13.5px; color:var(--cyan); font-weight:600; display:inline-flex; align-items:center; gap:6px;}
.svc-link:hover{ color:var(--cyan-bright); gap:10px;}
.svc-link svg{ width:14px; height:14px; transition:.2s;}

/* CATALOG ACCORDION */
.accordion{ display:flex; flex-direction:column; gap:14px;}
.acc-item{ background:var(--navy-850); border:1px solid rgba(184,197,214,.1); border-radius:14px; overflow:hidden;}
.acc-head{ display:flex; align-items:center; justify-content:space-between; padding:24px 28px; cursor:pointer; user-select:none;}
.acc-head .left{ display:flex; align-items:center; gap:18px;}
.acc-head .tag{ font-family:'JetBrains Mono'; font-size:12px; color:var(--cyan); border:1px solid rgba(91,192,235,.3); border-radius:6px; padding:4px 9px;}
.acc-head h4{ font-size:17px;}
.acc-head .chev{ width:18px; height:18px; stroke:var(--slate); transition:transform .3s;}
.acc-item.open .chev{ transform:rotate(180deg);}
.acc-body{ max-height:0; overflow:hidden; transition:max-height .4s ease;}
.acc-body-inner{ padding:0 28px 28px 28px; display:grid; grid-template-columns:1fr 1fr; gap:10px 28px;}
.acc-body-inner .sub{ grid-column:1/-1; font-family:'JetBrains Mono'; font-size:11.5px; color:var(--cyan); letter-spacing:.08em; text-transform:uppercase; margin-top:10px; margin-bottom:2px;}
.prod-line{ font-size:14px; color:var(--slate); padding:7px 0; border-bottom:1px dashed rgba(184,197,214,.12); display:flex; gap:10px;}
.prod-line::before{ content:"—"; color:var(--cyan); flex-shrink:0;}

/* SCHOOLS */
.school-grid{ display:grid; grid-template-columns:1fr 1fr; gap:28px;}
.school-card{ background:var(--navy-850); border:1px solid rgba(184,197,214,.1); border-radius:18px; padding:36px;}
.school-card .school-tag{ font-family:'JetBrains Mono'; font-size:12px; color:var(--cyan); text-transform:uppercase; letter-spacing:.1em; margin-bottom:10px; display:block;}
.school-card h3{ font-size:22px; margin-bottom:20px;}
.school-sub{ margin-bottom:18px;}
.school-sub h5{ font-size:15px; color:var(--cyan-bright); margin-bottom:6px; font-family:'Space Grotesk';}
.school-sub p{ font-size:14px; color:var(--slate);}
.modalidades{ display:flex; gap:10px; margin-top:24px; flex-wrap:wrap;}
.modalidades span{ font-size:12.5px; font-family:'JetBrains Mono'; padding:6px 12px; border:1px solid rgba(91,192,235,.25); border-radius:20px; color:var(--cyan-bright);}

/* PROJECT TIMELINE */
.timeline{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; position:relative;}
.timeline::before{ content:""; position:absolute; top:26px; left:0; right:0; height:1px; background:linear-gradient(90deg, transparent, rgba(91,192,235,.4), transparent);}
.tl-step{ padding:0 18px; position:relative;}
.tl-step .tl-dot{ width:52px; height:52px; border-radius:50%; background:var(--navy-900); border:1px solid var(--cyan); display:flex; align-items:center; justify-content:center; font-family:'Space Grotesk'; font-weight:700; color:var(--cyan); margin-bottom:22px; position:relative; z-index:2;}
.tl-step h4{ font-size:16px; margin-bottom:8px;}
.tl-step p{ font-size:13.5px; color:var(--muted);}

/* CASES */
.case-table{ width:100%; border-collapse:collapse; font-size:14px;}
.case-table thead th{ text-align:left; font-family:'JetBrains Mono'; font-size:11.5px; text-transform:uppercase; letter-spacing:.08em; color:var(--cyan); padding:14px 16px; border-bottom:1px solid rgba(91,192,235,.25);}
.case-table tbody td{ padding:15px 16px; border-bottom:1px solid rgba(184,197,214,.08); color:var(--slate);}
.case-table tbody tr:hover{ background:rgba(91,192,235,.04);}
.case-table .code{ font-family:'JetBrains Mono'; color:var(--cyan-bright); font-size:13px;}
.case-table-wrap{ background:var(--navy-850); border:1px solid rgba(184,197,214,.1); border-radius:16px; overflow:hidden; overflow-x:auto;}

.lines-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-top:28px;}
.line-card{ background:var(--navy-850); border:1px solid rgba(184,197,214,.1); border-radius:14px; padding:24px;}
.line-card .lc-code{ font-family:'JetBrains Mono'; font-size:11.5px; color:var(--cyan); margin-bottom:10px; display:block;}
.line-card h5{ font-size:15px; margin-bottom:8px;}
.line-card p{ font-size:13px; color:var(--muted); line-height:1.5;}

/* VALUE PROP */
.value-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px;}
.value-card{ text-align:left;}
.value-num{ font-family:'Space Grotesk'; font-size:30px; color:var(--cyan); margin-bottom:16px; font-weight:700;}
.value-card h4{ font-size:17px; margin-bottom:10px;}
.value-card p{ font-size:14px; color:var(--muted);}

/* CONTACT PAGE */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:50px;}
.contact-card{ background:var(--navy-850); border:1px solid rgba(91,192,235,.14); border-radius:18px; padding:40px;}
.contact-card .row{ display:flex; justify-content:space-between; gap:20px; padding:18px 0; border-bottom:1px solid rgba(184,197,214,.1);}
.contact-card .row:last-child{ border-bottom:none;}
.contact-card .row .k{ color:var(--muted); font-size:13.5px; font-family:'JetBrains Mono';}
.contact-card .row .v{ color:var(--white); font-weight:600; text-align:right; max-width:280px;}

/* CTA BAND */
.cta-band{ background:linear-gradient(120deg, var(--navy-900), var(--navy-700) 60%, #0e4068); border-radius:26px; padding:70px 60px; text-align:center; position:relative; overflow:hidden;}
.cta-band::before{ content:""; position:absolute; inset:0; background:radial-gradient(circle at 30% 20%, rgba(91,192,235,.25), transparent 55%);}
.cta-band h2{ font-size:clamp(1.9rem,4vw,3rem); position:relative; margin-bottom:18px;}
.cta-band p{ color:var(--slate); position:relative; max-width:520px; margin:0 auto 36px; font-size:16px;}
.cta-band .btn-row{ position:relative; display:flex; gap:16px; justify-content:center; flex-wrap:wrap;}

/* FOOTER */
footer{ padding:90px 0 36px; background:var(--navy-950); border-top:1px solid rgba(184,197,214,.08); margin-top:60px;}
.foot-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:50px; margin-bottom:60px;}
.foot-brand .logo-text{ font-size:20px; margin-bottom:14px;}
.foot-brand p{ color:var(--muted); font-size:14px; max-width:280px; line-height:1.6;}
footer h5{ font-family:'JetBrains Mono'; font-size:12px; color:var(--cyan); text-transform:uppercase; letter-spacing:.1em; margin-bottom:18px;}
footer .flinks{ display:flex; flex-direction:column; gap:12px;}
footer .flinks a{ color:var(--slate); font-size:14px;}
footer .flinks a:hover{ color:var(--cyan);}
.foot-bottom{ display:flex; justify-content:space-between; align-items:center; padding-top:30px; border-top:1px solid rgba(184,197,214,.08); font-size:13px; color:var(--muted); flex-wrap:wrap; gap:14px;}

.reveal{ opacity:0; transform:translateY(24px); transition:opacity .7s ease, transform .7s ease;}
.reveal.in{ opacity:1; transform:translateY(0);}

/* RESPONSIVE */
@media (max-width:980px){
  .hero-inner{ grid-template-columns:1fr; }
  .hero-art{ height:320px; order:-1;}
  .about-grid{ grid-template-columns:1fr;}
  .mv-grid{ grid-template-columns:1fr;}
  .obj-grid{ grid-template-columns:repeat(2,1fr);}
  .svc-grid{ grid-template-columns:1fr;}
  .school-grid{ grid-template-columns:1fr;}
  .timeline{ grid-template-columns:1fr; gap:36px;}
  .timeline::before{ display:none;}
  .lines-grid{ grid-template-columns:repeat(2,1fr);}
  .value-grid{ grid-template-columns:repeat(2,1fr);}
  .foot-grid{ grid-template-columns:1fr 1fr; gap:36px;}
  .stats-card{ grid-template-columns:1fr; gap:18px;}
  .stats-card .div-line{ border-left:none; border-top:1px solid rgba(184,197,214,.15); padding-top:18px;}
  .contact-grid{ grid-template-columns:1fr;}
}
@media (max-width:760px){
  .nav-links{ position:fixed; top:0; right:0; height:100vh; width:78%; max-width:340px; background:var(--navy-900); flex-direction:column; justify-content:center; align-items:flex-start; padding:40px; gap:10px; transform:translateX(100%); transition:transform .35s ease; border-left:1px solid rgba(91,192,235,.15);}
  .nav-links.open{ transform:translateX(0);}
  .nav-links a{ font-size:18px; width:100%; padding:14px 14px;}
  .burger{ display:flex;}
  .nav-cta .btn-ghost{ display:none;}
  .wrap{ padding:0 20px;}
  .section{ padding:80px 0;}
  .cta-band{ margin:0 20px; padding:50px 28px;}
  .obj-grid{ grid-template-columns:1fr;}
  .lines-grid{ grid-template-columns:1fr;}
  .value-grid{ grid-template-columns:1fr;}
  .foot-grid{ grid-template-columns:1fr; gap:36px;}
  .case-table{ min-width:560px;}
  .acc-body-inner{ grid-template-columns:1fr;}
}