:root{
  --bg:#04060B; --bg2:#080D16; --panel:#0B1220; --line:rgba(78,160,255,.22);
  --blue:#2E9BFF; --blue-hi:#6FC1FF; --blue-deep:#0B5ED7;
  --chrome-a:#FFFFFF; --chrome-b:#C7CFDA; --chrome-c:#8F9AA8;
  --text:#D7DEE9; --muted:#8C97A8;
  --glow:0 0 24px rgba(46,155,255,.45), 0 0 60px rgba(46,155,255,.18);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.65;
  background-image:radial-gradient(ellipse 900px 500px at 50% -100px,rgba(46,155,255,.10),transparent 70%)}
h1,h2,h3,.display{font-family:'Exo 2',sans-serif}
a{color:inherit}
.container{max-width:1120px;margin:0 auto;padding:0 24px}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:4px}

.chrome{background:linear-gradient(180deg,var(--chrome-a) 0%,var(--chrome-b) 45%,var(--chrome-c) 58%,#E8EDF3 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.blue-grad{background:linear-gradient(120deg,#1E7BE8,#6FC1FF);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- nav ---------- */
nav{position:sticky;top:0;z-index:50;background:rgba(4,6,11,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand img{width:42px;height:42px;border-radius:50%;box-shadow:0 0 18px rgba(46,155,255,.5)}
.wordmark{font-family:'Exo 2',sans-serif;font-weight:700;font-size:1.4rem;letter-spacing:.12em}
.nav-links{display:flex;gap:26px;list-style:none;align-items:center}
.nav-links a{text-decoration:none;font-size:.9rem;font-weight:500;color:ffffff(--muted)}
.nav-links a:hover{color:ffffff(--blue-hi)}
.lang{display:flex;gap:2px;border:1px solid var(--line);border-radius:999px;padding:3px;font-size:.78rem;font-weight:600}
.lang a{text-decoration:none;padding:4px 12px;border-radius:999px;color:var(--muted)}
.lang a.active{background:var(--blue-deep);color:#fff;box-shadow:0 0 14px rgba(46,155,255,.5)}

.btn{display:inline-block;padding:13px 30px;border-radius:8px;font-weight:600;font-size:.95rem;text-decoration:none;
  font-family:'Exo 2',sans-serif;letter-spacing:.04em;transition:transform .15s ease,box-shadow .15s ease}
.btn-primary{background:linear-gradient(135deg,#1E7BE8,#2E9BFF);color:#fff;box-shadow:var(--glow);border:1px solid rgba(140,200,255,.5)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(46,155,255,.65),0 0 80px rgba(46,155,255,.25)}
.btn-ghost{border:1px solid var(--line);color:var(--text);background:rgba(11,18,32,.6)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue-hi)}
.nav-links .btn{padding:9px 20px}

/* ---------- hero ---------- */
.hero{padding:80px 0 70px;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.eyebrow{display:inline-block;font-family:'Exo 2',sans-serif;font-size:.74rem;font-weight:600;letter-spacing:.22em;
  text-transform:uppercase;color:var(--blue-hi);border:1px solid var(--line);background:rgba(46,155,255,.07);
  padding:7px 16px;border-radius:999px;margin-bottom:24px}
.hero h1{font-size:clamp(2.1rem,4.3vw,3.3rem);line-height:1.14;letter-spacing:.01em;margin-bottom:20px;font-weight:700}
.hero p.lead{font-size:1.1rem;color:var(--muted);max-width:34rem;margin-bottom:32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-note{margin-top:20px;font-size:.84rem;color:var(--muted);letter-spacing:.02em}
.hero-logo{display:flex;justify-content:center;position:relative}
.hero-logo::before{content:"";position:absolute;inset:-10%;background:radial-gradient(circle,rgba(46,155,255,.22),transparent 60%);filter:blur(10px)}
.hero-logo img{width:100%;max-width:430px;height:auto;position:relative;mix-blend-mode:screen}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.hero-logo img{animation:float 7s ease-in-out infinite}

/* data-stream divider (eco de la cascada del logo) */
.stream{height:64px;position:relative;overflow:hidden;margin:0 auto;max-width:1120px}
.stream i{position:absolute;top:-10px;width:3px;height:10px;background:var(--blue-hi);border-radius:2px;
  box-shadow:0 0 8px rgba(111,193,255,.9);animation:fall 2.6s linear infinite}
@keyframes fall{to{transform:translateY(84px);opacity:0}}

@media (prefers-reduced-motion:reduce){
  .hero-logo img,.stream i{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- sections ---------- */
section{padding:84px 0}
.sec-head{max-width:46rem;margin-bottom:44px}
.sec-head h2{font-size:clamp(1.7rem,3vw,2.3rem);margin-bottom:14px;font-weight:700}
.sec-head p{color:var(--muted);font-size:1.03rem}
.kicker{font-family:'Exo 2',sans-serif;font-size:.72rem;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--blue);display:block;margin-bottom:12px}

/* problema */
.problem{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.problem-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:26px;transition:border-color .15s ease,box-shadow .15s ease}
.card:hover{border-color:rgba(111,193,255,.5);box-shadow:0 0 22px rgba(46,155,255,.12)}
.card h3{font-size:1.03rem;margin-bottom:8px;color:#EDF2F8}
.card p{font-size:.93rem;color:var(--muted)}

/* pipeline */
.pipeline{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:step}
.step{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:22px 16px;position:relative}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero);font-family:'Exo 2',sans-serif;
  display:block;font-weight:700;font-size:.95rem;color:var(--blue-hi);text-shadow:0 0 12px rgba(46,155,255,.8);margin-bottom:10px;letter-spacing:.1em}
.step::after{content:"";position:absolute;left:0;top:0;height:2px;width:44px;background:linear-gradient(90deg,var(--blue),transparent);border-radius:2px}
.step h3{font-size:.97rem;margin-bottom:6px;color:#EDF2F8}
.step p{font-size:.84rem;color:var(--muted);line-height:1.55}

/* módulos */
.mod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.mod{background:linear-gradient(180deg,#0D1524,#0A101C);border:1px solid var(--line);border-radius:14px;padding:28px;
  transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease;position:relative;overflow:hidden}
.mod::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(111,193,255,.7),transparent)}
.mod:hover{transform:translateY(-4px);border-color:rgba(111,193,255,.55);box-shadow:0 0 30px rgba(46,155,255,.18)}
.mod h3{font-size:1.06rem;margin-bottom:8px;color:#fff;letter-spacing:.03em}
.mod p{font-size:.9rem;color:var(--muted)}
.mod .tick{font-family:'Exo 2',sans-serif;font-size:.68rem;letter-spacing:.2em;color:var(--blue);margin-bottom:14px;display:block;text-transform:uppercase}
.platform-bar{margin-top:22px;border:1px dashed rgba(78,160,255,.4);border-radius:14px;padding:20px 26px;display:flex;align-items:center;gap:16px;color:var(--muted);font-size:.94rem;background:rgba(11,18,32,.5)}
.platform-bar img{width:44px;height:44px;border-radius:50%;box-shadow:0 0 16px rgba(46,155,255,.5)}
.platform-bar strong{color:#fff;font-family:'Exo 2',sans-serif;letter-spacing:.04em}

/* diferenciación */
.diff-table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.diff-table th,.diff-table td{padding:16px 20px;text-align:left;font-size:.93rem;border-bottom:1px solid rgba(78,160,255,.14)}
.diff-table th{background:#0A1120;color:var(--blue-hi);font-family:'Exo 2',sans-serif;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase}
.diff-table tr:last-child td{border-bottom:none}
.diff-table td:first-child{font-weight:600;color:#EDF2F8;white-space:nowrap}
.diff-table td{color:var(--muted)}
.table-wrap{overflow-x:auto;border-radius:12px}

/* tecnología */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.chip{border:1px solid var(--line);background:var(--panel);border-radius:6px;padding:9px 18px;font-size:.86rem;font-weight:600;
  font-family:'Exo 2',sans-serif;letter-spacing:.05em;color:var(--blue-hi)}

/* CTA */
.cta{background:radial-gradient(ellipse 600px 320px at 50% 0%,rgba(46,155,255,.18),transparent 70%),var(--bg2);
  border:1px solid var(--line);border-radius:20px;padding:64px 48px;text-align:center;position:relative;overflow:hidden}
.cta h2{font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:14px}
.cta p{color:var(--muted);max-width:36rem;margin:0 auto 30px}
.cta .email{margin-top:22px;font-size:.9rem;color:var(--muted)}
.cta .email a{color:var(--blue-hi);font-weight:600}

/* footer */
footer{padding:44px 0 60px;color:var(--muted);font-size:.87rem}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:32px}

@media(max-width:900px){
  .hero{grid-template-columns:1fr;padding-top:52px}
  .hero-logo{order:-1}
  .hero-logo img{max-width:300px}
  .pipeline{grid-template-columns:repeat(2,1fr)}
  .mod-grid{grid-template-columns:1fr 1fr}
  .nav-links li.hide-m{display:none}
}
@media(max-width:600px){
  .problem-grid,.mod-grid,.pipeline{grid-template-columns:1fr}
  section{padding:60px 0}
  .cta{padding:48px 24px}
}