:root{
  --bg:#071233; /* oscuro, azul profundo */
  --card:#0f2a4d;
  --accent:#1e70c7;
  --muted:#9fb6d9;
  --glass: rgba(255,255,255,0.03);
  --radius:12px;
  --gap:12px;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:linear-gradient(180deg,var(--bg),#041528 120%);
  color:#e8f2ff;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  display:flex;
  flex-direction:column;
  min-height:100vh;
  padding:16px;
  gap:16px;
}

/* Header */
.brand{
  display:flex;
  gap:12px;
  align-items:center;
}
.logo{
  width:72px;
  height:72px;
  object-fit:contain;
  border-radius:10px;
  background:var(--glass);
  padding:8px;
  flex:0 0 72px;
}
.company-info h1{
  margin:0;
  font-size:1.05rem;
}
.abbr{
  display:inline-block;
  margin-left:8px;
  font-size:0.85rem;
  color:var(--muted);
  font-weight:600;
}
.company-info .nit{margin:2px 0 6px;color:var(--muted);font-size:0.9rem}
.company-info .contacts a{
  display:inline-block;
  color:var(--muted);
  margin-right:10px;
  text-decoration:none;
  font-size:0.86rem;
}

/* Layout */
.container{
  background:transparent;
  display:grid;
  gap:14px;
  align-content:start;
}

/* Hero */
.hero{
  display:flex;
  gap:12px;
  align-items:center;
  background:linear-gradient(90deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  padding:12px;
  border-radius:var(--radius);
}
.hero-img{
  width:110px;
  height:110px;
  object-fit:cover;
  border-radius:10px;
  flex:0 0 110px;
  background:var(--glass);
}
.hero-text h2{margin:0 0 6px;font-size:1.05rem}
.hero-text p{margin:0 0 10px;color:var(--muted)}
.cta-row{display:flex;gap:8px}
button{
  background:var(--accent);
  color:white;
  border:none;
  padding:10px 12px;
  border-radius:10px;
  font-weight:600;
  min-width:120px;
}
button.outline{
  background:transparent;
  border:1px solid rgba(255,255,255,0.08);
}

/* Sections */
section{padding:10px 12px;border-radius:10px;background:linear-gradient(180deg, rgba(255,255,255,0.015), transparent)}
h3{margin:0 0 8px}
.lead{color:var(--muted);margin:4px 0 12px}

/* Services cards */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:12px;
}
.card{
  background:var(--card);
  padding:10px;
  border-radius:10px;
  min-height:90px;
}
.card h4{margin:0 0 6px}
.card p{margin:0;color:var(--muted);font-size:0.92rem}

/* Courses */
.course-list{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.course{
  background:rgba(255,255,255,0.02);
  padding:10px;
  border-radius:10px;
  min-width:180px;
  flex:1 1 220px;
}

/* Offices */
.office-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(160px,1fr));
  gap:10px;
}
.office{background:var(--card);padding:10px;border-radius:10px;color:var(--muted)}
.office strong{display:block;color:#eaf6ff;margin-bottom:6px}

/* Socials */
.social-row{display:flex;gap:10px;flex-wrap:wrap}
.social-row a{
  background:rgba(255,255,255,0.03);
  padding:8px 10px;border-radius:8px;color:var(--muted);text-decoration:none;font-weight:600
}

/* Company bottom block */
.company-bottom{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:12px;
  border-radius:12px;
  background:linear-gradient(180deg, rgba(255,255,255,0.015), transparent);
}
.office-hero{
  width:140px;
  height:100px;
  object-fit:cover;
  border-radius:10px;
  background:var(--glass);
  flex:0 0 140px;
}
.company-details{color:var(--muted);flex:1}
.company-details h3{color:#eaf6ff;margin:0 0 8px}
.company-details a{color:var(--accent);text-decoration:none}
.map{margin-top:10px;border-radius:10px;overflow:hidden;background:rgba(255,255,255,0.02)}
.map iframe{width:100%;height:180px;border:0;display:block}

/* Footer */
footer{
  text-align:center;color:var(--muted);font-size:0.85rem;padding:6px 0
}

/* Responsive tweaks for mobile (one screen height friendly) */
@media (max-width:720px){
  body{padding:12px}
  .hero{flex-direction:row;align-items:center}
  .hero-text h2{font-size:1rem}
  header.brand{gap:10px}
}