:root{
  --obsidian:#0B0D14;
  --violet:#5D3EFF;
  --ivory:#F4F0E8;
  --graphite:#2A2D38;
  --mist:#D9DBE2;
  --line-dark:rgba(11,13,20,.12);
  --line-light:rgba(244,240,232,.11);
  --shell:min(1380px,calc(100% - 80px));
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ivory);
  color:var(--obsidian);
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
.shell{width:var(--shell);margin-inline:auto}

.site-nav{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:1000;
  height:92px;
  background:rgba(11,13,20,.94);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(244,240,232,.08);
}
.nav-shell{
  width:var(--shell);
  height:100%;
  margin:auto;
  display:grid;
  grid-template-columns:220px 1fr auto;
  gap:30px;
  align-items:center;
}
.brand{display:block;width:205px}
.brand img{display:block;width:100%}
.nav-links{
  display:flex;
  justify-content:center;
  gap:28px;
}
.nav-links a{
  color:rgba(244,240,232,.62);
  font-size:13px;
  transition:color .2s ease;
}
.nav-links a:hover,.nav-links a.active{color:var(--ivory)}
.nav-actions{display:flex;align-items:center;gap:10px}
.back-home{
  color:rgba(244,240,232,.48);
  font-size:11px;
}
.campus-link{
  min-height:44px;
  padding:0 15px;
  border:1px solid rgba(244,240,232,.15);
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--ivory);
  font-size:11px;
  font-weight:800;
}
.campus-link span{color:var(--violet);font-size:15px}
.menu-toggle{display:none}

.hero{
  position:relative;
  min-height:100svh;
  padding:92px 0 40px;
  overflow:hidden;
  background:var(--obsidian);
  color:var(--ivory);
}
.hero-grid{
  position:absolute;
  inset:0;
  opacity:.16;
  background-image:
    linear-gradient(to right,rgba(244,240,232,.06) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(244,240,232,.045) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:linear-gradient(to right,transparent,#000 34%,#000);
}
.hero-shell{
  min-height:calc(100svh - 132px);
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(480px,.95fr);
  gap:58px;
  align-items:center;
}
.hero-copy{position:relative;z-index:2}
.eyebrow,.section-kicker{
  margin:0 0 22px;
  color:var(--violet);
  font-size:9px;
  font-weight:900;
  letter-spacing:.18em;
}
.hero h1{
  margin:0;
  max-width:780px;
  font-size:clamp(58px,5.8vw,94px);
  line-height:.92;
  letter-spacing:-.06em;
}
.hero h1 span{
  display:block;
  color:rgba(244,240,232,.38);
  font-weight:520;
}
.hero-lead{
  max-width:660px;
  margin:30px 0 0;
  color:rgba(244,240,232,.60);
  font-size:17px;
  line-height:1.72;
}
.hero-actions{display:flex;gap:12px;margin-top:35px}
.primary-btn,.secondary-btn{
  min-height:52px;
  padding:0 18px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:22px;
  font-size:11px;
  font-weight:850;
}
.primary-btn{background:var(--violet);color:white}
.secondary-btn{border:1px solid rgba(244,240,232,.16);color:var(--ivory)}
.primary-btn span{font-size:16px}
.hero-proof{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(244,240,232,.10);
}
.hero-proof>span{
  display:block;
  margin-bottom:12px;
  color:rgba(244,240,232,.28);
  font-size:8px;
  font-weight:900;
  letter-spacing:.15em;
  text-transform:uppercase;
}
.hero-proof>div{
  display:flex;flex-wrap:wrap;gap:10px 13px;align-items:center;
}
.hero-proof b{color:rgba(244,240,232,.62);font-size:11px}
.hero-proof i{width:4px;height:4px;background:var(--violet)}

.knowledge-network{
  position:relative;
  width:100%;
  max-width:650px;
  aspect-ratio:1;
  justify-self:end;
}
.network-core{position:absolute;inset:22%}
.core-ring{position:absolute;border-radius:50%;border:1px solid rgba(244,240,232,.14)}
.core-ring.r1{inset:5%}
.core-ring.r2{inset:24%;border-color:rgba(93,62,255,.45)}
.core-bit{
  position:absolute;
  left:48%;top:48%;
  width:18px;height:18px;
  background:var(--violet);
  box-shadow:0 0 0 10px rgba(93,62,255,.08),0 0 30px rgba(93,62,255,.28);
  animation:pulse 2.8s ease-in-out infinite;
}
.network-line{
  position:absolute;
  height:1px;
  background:rgba(244,240,232,.14);
  transform-origin:left center;
}
.network-line.l1{left:20%;top:30%;width:31%;transform:rotate(18deg)}
.network-line.l2{left:51%;top:49%;width:35%;transform:rotate(-30deg)}
.network-line.l3{left:15%;top:68%;width:38%;transform:rotate(-24deg)}
.network-line.l4{left:52%;top:51%;width:32%;transform:rotate(34deg)}
.network-line.l5{left:48%;top:25%;width:24%;transform:rotate(-62deg)}
.knowledge-node{
  position:absolute;
  min-width:145px;
  padding:13px 14px;
  border:1px solid rgba(244,240,232,.13);
  background:rgba(15,19,29,.84);
}
.knowledge-node small{
  display:block;color:rgba(244,240,232,.25);font-size:7px;font-weight:900;letter-spacing:.14em
}
.knowledge-node strong{
  display:block;margin-top:6px;color:rgba(244,240,232,.76);font-size:13px
}
.k1{left:3%;top:19%}.k2{right:1%;top:16%}.k3{right:0;bottom:24%}.k4{left:2%;bottom:20%}.k5{left:37%;top:2%}
.network-caption{
  position:absolute;
  left:34%;bottom:4%;
  max-width:210px;
}
.network-caption small{
  color:var(--violet);font-size:7px;font-weight:900;letter-spacing:.16em
}
.network-caption strong{
  display:block;margin-top:7px;color:rgba(244,240,232,.48);font-size:14px;line-height:1.25
}

section{position:relative}
.section-head{
  display:grid;
  grid-template-columns:minmax(0,1.08fr) minmax(340px,.72fr);
  gap:74px;
  align-items:end;
  padding-bottom:56px;
  border-bottom:1px solid var(--line-dark);
}
.section-head h2,.areas-head h2{
  margin:0;
  font-size:clamp(50px,5.1vw,82px);
  line-height:.94;
  letter-spacing:-.055em;
}
.section-head h2 span{color:#6E717A;font-weight:520}
.section-head>p{
  margin:0;color:#666973;font-size:16px;line-height:1.72
}
.section-head.light{border-color:var(--line-light)}
.section-head.light h2{color:var(--ivory)}
.section-head.light h2 span{color:rgba(244,240,232,.37)}
.section-head.light>p{color:rgba(244,240,232,.55)}

.profile-section{padding:128px 0 112px;background:#E9E6DF}
.profile-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  margin-top:28px;
  background:var(--line-dark);
  border:1px solid var(--line-dark);
}
.profile-grid article{
  position:relative;
  min-height:320px;
  padding:25px 23px;
  background:#F1EEE7;
}
.profile-grid article>span{
  position:absolute;right:20px;top:20px;color:#A1A3AA;font-size:9px;font-weight:900
}
.profile-grid small{
  color:var(--violet);font-size:8px;font-weight:900;letter-spacing:.15em
}
.profile-grid h3{
  margin:55px 0 0;max-width:340px;font-size:32px;line-height:1;letter-spacing:-.045em
}
.profile-grid p{
  margin:13px 0 0;color:#71737A;font-size:12px;line-height:1.6
}
.profile-grid .profile-open{
  background:var(--obsidian);
  color:var(--ivory);
}
.profile-grid .profile-open>span{color:var(--violet);font-size:18px}
.profile-grid .profile-open p{color:rgba(244,240,232,.48)}

.process-section{padding:128px 0 112px;background:var(--obsidian);color:var(--ivory)}
.process-flow{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  margin-top:28px;background:rgba(244,240,232,.09);border:1px solid rgba(244,240,232,.09)
}
.process-step{
  min-height:365px;padding:24px 22px;background:#0F131D;position:relative;
  transition:background .25s ease
}
.process-step.active{background:#1A1E2C;box-shadow:inset 0 0 0 1px rgba(93,62,255,.24)}
.step-number{color:rgba(244,240,232,.20);font-size:9px;font-weight:900}
.process-step small{
  position:absolute;left:22px;bottom:145px;color:var(--violet);font-size:8px;font-weight:900;letter-spacing:.15em
}
.process-step h3{
  position:absolute;left:22px;right:22px;bottom:78px;margin:0;
  font-size:29px;line-height:1;letter-spacing:-.04em
}
.process-step p{
  position:absolute;left:22px;right:22px;bottom:21px;margin:0;
  color:rgba(244,240,232,.47);font-size:10.5px;line-height:1.5
}
.process-line{position:relative;height:40px;margin:22px 2% 0}
.process-line .line{position:absolute;left:0;right:0;top:18px;height:1px;background:rgba(244,240,232,.12)}
.process-line i{
  position:absolute;top:14px;width:9px;height:9px;border:1px solid rgba(244,240,232,.25);background:var(--obsidian)
}
.process-line .d1{left:0}.process-line .d2{left:33.33%}.process-line .d3{left:66.66%}.process-line .d4{right:0}
.process-line b{
  position:absolute;left:0;top:14px;width:9px;height:9px;background:var(--violet);
  box-shadow:0 0 0 8px rgba(93,62,255,.07);
  animation:travel 6.4s ease-in-out infinite
}

.production-section{padding:128px 0 112px;background:#E9E6DF}
.production-grid{
  display:grid;grid-template-columns:1fr .9fr;gap:38px;align-items:stretch
}
.production-main h2{
  margin:0;max-width:720px;font-size:clamp(48px,5vw,80px);line-height:.94;letter-spacing:-.055em
}
.production-lead{
  max-width:640px;margin:25px 0 0;color:#656872;font-size:15px;line-height:1.68
}
.production-list{
  display:grid;gap:1px;margin-top:30px;background:var(--line-dark);border:1px solid var(--line-dark)
}
.production-list article{
  display:grid;grid-template-columns:44px 1fr;gap:16px;padding:17px;background:#F1EEE7
}
.production-list article>span{color:#A0A2A8;font-size:9px;font-weight:900}
.production-list strong{font-size:18px}
.production-list p{margin:7px 0 0;color:#72747B;font-size:11px;line-height:1.5}
.production-visual{
  position:relative;min-height:600px;background:var(--obsidian);overflow:hidden
}
.pv-line{position:absolute;height:1px;background:rgba(244,240,232,.14);transform-origin:left center}
.pv-line.a{left:16%;top:25%;width:49%;transform:rotate(25deg)}
.pv-line.b{left:38%;top:54%;width:46%;transform:rotate(-25deg)}
.pv-line.c{left:18%;top:74%;width:37%;transform:rotate(-36deg)}
.pv-card{
  position:absolute;width:185px;padding:15px;border:1px solid rgba(244,240,232,.12);background:#121722
}
.pv-card small{display:block;color:var(--violet);font-size:7px;font-weight:900;letter-spacing:.15em}
.pv-card strong{display:block;margin-top:8px;color:rgba(244,240,232,.72);font-size:15px}
.pv-card.c1{left:8%;top:15%}.pv-card.c2{right:7%;top:40%}.pv-card.c3{left:12%;bottom:10%}
.pv-bit{
  position:absolute;left:49%;top:50%;width:18px;height:18px;background:var(--violet);
  box-shadow:0 0 0 10px rgba(93,62,255,.08),0 0 30px rgba(93,62,255,.25);
  animation:pulse 2.8s ease-in-out infinite
}

.why-section{padding:128px 0 112px;background:var(--obsidian);color:var(--ivory)}
.why-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:28px;
  background:rgba(244,240,232,.09);border:1px solid rgba(244,240,232,.09)
}
.why-grid article{min-height:300px;padding:24px 22px;background:#0F131D}
.why-grid article>span{color:var(--violet);font-size:8px;font-weight:900;letter-spacing:.15em}
.why-grid h3{margin:50px 0 0;font-size:31px;line-height:1;letter-spacing:-.045em}
.why-grid p{margin:14px 0 0;color:rgba(244,240,232,.46);font-size:11px;line-height:1.55}

.areas-section{padding:92px 0;background:var(--ivory);overflow:hidden}
.areas-head{display:flex;justify-content:space-between;gap:50px;align-items:end}
.areas-head .section-kicker{flex:0 0 auto}
.areas-head h2{max-width:900px}
.areas-row{
  display:flex;align-items:center;gap:15px;width:max-content;white-space:nowrap;
  margin-top:48px;padding:24px 0;border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);
  animation:marquee 38s linear infinite
}
.areas-row span{font-size:clamp(19px,2vw,29px);font-weight:750;letter-spacing:-.03em}
.areas-row i{width:5px;height:5px;background:var(--violet)}
.areas-note{max-width:720px;margin:28px 0 0;color:#75777F;font-size:12px;line-height:1.6}

.fit-section{padding:90px 0;background:#E9E6DF}
.fit-card{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;padding:42px;
  background:var(--obsidian);color:var(--ivory)
}
.fit-card h2{margin:0;font-size:clamp(42px,4.4vw,68px);line-height:.95;letter-spacing:-.05em}
.fit-list{display:grid;gap:1px;background:rgba(244,240,232,.09);border:1px solid rgba(244,240,232,.09)}
.fit-list article{
  display:grid;grid-template-columns:32px 1fr;gap:14px;align-items:center;
  padding:15px 16px;background:#10141E
}
.fit-list span{color:var(--violet);font-weight:900}
.fit-list p{margin:0;color:rgba(244,240,232,.64);font-size:12px}
.fit-list .negative span{color:#8D8F97}
.fit-list .negative p{color:rgba(244,240,232,.42)}

.application-section{padding:128px 0 112px;background:var(--ivory)}
.application-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:start}
.application-copy{position:sticky;top:125px}
.application-copy h2{
  margin:0;font-size:clamp(50px,5vw,80px);line-height:.94;letter-spacing:-.055em
}
.application-copy h2 span{color:#6E717A;font-weight:520}
.application-copy>p{
  max-width:560px;margin:24px 0 0;color:#656872;font-size:15px;line-height:1.7
}
.application-note{
  display:grid;grid-template-columns:10px 1fr;gap:14px;margin-top:28px;padding:15px;
  border:1px solid var(--line-dark);background:#EEEBE4
}
.application-note>span{width:8px;height:8px;margin-top:5px;background:var(--violet)}
.application-note p{margin:0;color:#777980;font-size:10px;line-height:1.55}
.application-note strong{color:#3B3D44}

.teacher-form{
  padding:28px;border:1px solid var(--line-dark);background:#EDEAE3
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.teacher-form label>span{
  display:block;margin-bottom:8px;color:#6A6D75;font-size:9px;font-weight:850;letter-spacing:.04em
}
.teacher-form input,.teacher-form textarea,.teacher-form select{
  width:100%;border:1px solid rgba(11,13,20,.13);background:#F5F2EC;color:#171920;
  padding:13px 14px;outline:0;border-radius:0
}
.teacher-form input:focus,.teacher-form textarea:focus,.teacher-form select:focus{border-color:rgba(93,62,255,.55)}
.teacher-form textarea{resize:vertical}
.teacher-form .full{grid-column:1/-1}
.consent{
  display:grid!important;grid-template-columns:18px 1fr;gap:10px;align-items:start;
  margin-top:18px
}
.consent input{width:16px;height:16px;margin:2px 0 0}
.consent span{margin:0!important;font-size:10px!important;line-height:1.5!important}
.submit-btn{
  width:100%;min-height:54px;margin-top:18px;border:0;background:var(--violet);color:#fff;
  display:flex;align-items:center;justify-content:space-between;padding:0 18px;font-size:11px;font-weight:900;cursor:pointer
}
.submit-btn span{font-size:17px}
.form-status{margin:12px 0 0;color:#86888F;font-size:9px;line-height:1.5}

.closing-section{padding:78px 0;background:var(--obsidian);color:var(--ivory)}
.closing-inner{
  display:grid;grid-template-columns:14px 1fr auto;gap:22px;align-items:center
}
.closing-bit{
  width:12px;height:12px;background:var(--violet);box-shadow:0 0 0 8px rgba(93,62,255,.07)
}
.closing-inner p{margin:0;color:var(--violet);font-size:8px;font-weight:900;letter-spacing:.16em}
.closing-inner h2{
  margin:9px 0 0;max-width:920px;font-size:clamp(32px,3.6vw,54px);line-height:1;letter-spacing:-.045em
}
.closing-inner>a{
  min-height:50px;padding:0 18px;border:1px solid rgba(244,240,232,.16);
  display:inline-flex;align-items:center;gap:20px;font-size:11px;font-weight:850
}
.closing-inner>a span{color:var(--violet);font-size:16px}

.site-footer{padding:52px 0 22px;background:#080A10;color:var(--ivory)}
.footer-inner{display:flex;justify-content:space-between;gap:60px;align-items:flex-start}
.footer-inner img{width:190px}
.footer-inner p{margin:14px 0 0;color:rgba(244,240,232,.35);font-size:10px}
.footer-links{display:flex;gap:24px;flex-wrap:wrap}
.footer-links a{color:rgba(244,240,232,.48);font-size:10px}
.footer-links a:hover{color:var(--ivory)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:20px;margin-top:40px;padding-top:18px;
  border-top:1px solid rgba(244,240,232,.07)
}
.footer-bottom span{color:rgba(244,240,232,.20);font-size:7px;font-weight:850;letter-spacing:.13em}

@keyframes pulse{
  0%,100%{transform:scale(1);box-shadow:0 0 0 10px rgba(93,62,255,.08),0 0 30px rgba(93,62,255,.25)}
  50%{transform:scale(1.08);box-shadow:0 0 0 17px rgba(93,62,255,.02),0 0 42px rgba(93,62,255,.36)}
}
@keyframes travel{
  0%,8%{left:0}
  28%{left:33.33%}
  52%{left:66.66%}
  76%,92%{left:calc(100% - 9px)}
  100%{left:0}
}
@keyframes marquee{
  from{transform:translateX(0)}
  to{transform:translateX(-18%)}
}

@media(max-width:1120px){
  :root{--shell:calc(100% - 48px)}
  .nav-shell{grid-template-columns:190px 1fr auto;gap:18px}
  .brand{width:185px}
  .nav-links{gap:17px}
  .nav-actions .back-home{display:none}
  .hero-shell{grid-template-columns:1fr 430px}
}

@media(max-width:900px){
  :root{--shell:calc(100% - 36px)}
  .site-nav{height:78px}
  .nav-shell{grid-template-columns:1fr auto}
  .brand{width:180px}
  .nav-links{
    display:none;position:absolute;left:18px;right:18px;top:78px;
    padding:18px;background:#0B0D14;border:1px solid rgba(244,240,232,.10);
    flex-direction:column;align-items:flex-start
  }
  .nav-links.open{display:flex}
  .nav-actions{display:none}
  .menu-toggle{
    display:grid;gap:6px;place-content:center;width:44px;height:44px;
    border:1px solid rgba(244,240,232,.14);background:transparent
  }
  .menu-toggle span{width:18px;height:1px;background:var(--ivory)}
  .hero{padding-top:78px}
  .hero-shell{grid-template-columns:1fr;gap:20px;padding:64px 0 55px}
  .knowledge-network{max-width:620px;justify-self:center}
  .section-head{grid-template-columns:1fr;gap:28px;padding-bottom:40px}
  .profile-grid{grid-template-columns:1fr 1fr}
  .process-flow{grid-template-columns:1fr 1fr}
  .process-line{display:none}
  .production-grid,.application-grid{grid-template-columns:1fr}
  .application-copy{position:static}
  .why-grid{grid-template-columns:1fr 1fr}
  .fit-card{grid-template-columns:1fr;gap:36px}
  .closing-inner{grid-template-columns:14px 1fr}
  .closing-inner>a{grid-column:2;justify-self:start}
}

@media(max-width:560px){
  :root{--shell:calc(100% - 28px)}
  .hero-shell{padding-top:50px}
  .hero h1{font-size:clamp(48px,14vw,64px)}
  .hero-lead{font-size:15px}
  .hero-actions{display:grid;grid-template-columns:1fr}
  .primary-btn,.secondary-btn{width:100%}
  .knowledge-network{width:108%;margin-left:-4%}
  .knowledge-node{min-width:112px;padding:10px}
  .knowledge-node strong{font-size:10px}
  .section-head h2,.areas-head h2{font-size:clamp(44px,13vw,58px)}
  .profile-section,.process-section,.production-section,.why-section,.application-section{padding:76px 0 68px}
  .profile-grid,.process-flow,.why-grid{grid-template-columns:1fr}
  .profile-grid article{min-height:270px}
  .process-step{min-height:300px}
  .process-step small{bottom:125px}
  .process-step h3{bottom:63px}
  .production-visual{min-height:480px}
  .areas-head{display:block}
  .areas-head h2{margin-top:14px}
  .fit-section{padding:68px 0}
  .fit-card{padding:24px 20px}
  .form-grid{grid-template-columns:1fr}
  .teacher-form .full{grid-column:auto}
  .teacher-form{padding:20px}
  .closing-inner{grid-template-columns:1fr}
  .closing-bit{margin-bottom:6px}
  .closing-inner>a{grid-column:auto;width:100%;justify-content:space-between}
  .footer-inner{flex-direction:column;gap:28px}
  .footer-links{display:grid;grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;gap:8px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .core-bit,.pv-bit,.process-line b,.areas-row{animation:none!important}
}


/* V27 · Eventos en menú */
@media(min-width:901px){
  .nav-links{gap:15px}
  .nav-links a{font-size:11px}
}
@media(min-width:901px) and (max-width:1240px){
  .nav-shell{grid-template-columns:180px 1fr auto;gap:14px}
  .brand{width:175px}
  .nav-links{gap:9px}
  .nav-links a{font-size:10px}
  .campus-link{padding:0 9px;font-size:10px}
}