/* Fonts and base */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

:root{
  --bg: #0a0a0a;
  --muted: #cfcfcf;
  --accent: #00e0ff;
  --card: #111111;
  --border: #222222;
  --radius: 12px;
}

*{box-sizing: border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family: "Poppins", sans-serif;
  background: var(--bg);
  color: #f5f5f5;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* Header */
header{
  position: fixed;
  top:0;left:0;right:0;
  height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 48px;
  background: rgba(10,10,10,0.95);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
}
.logo{font-weight:700;font-size:1.25rem}
.logo span{color:var(--accent)}
nav a{color:var(--muted);text-decoration:none;margin-left:22px;font-weight:500}
nav a.active, nav a:hover{color:var(--accent)}

/* Layout: sections take full viewport height, but allow content scroll if needed */
main{margin-top:68px}
.section{
  display:none;
  min-height: calc(100vh - 68px);
  padding:56px 8%;
  align-items:center;
  justify-content:center;
  text-align:center;
  transition: opacity .45s ease, transform .45s ease;
  opacity:0;
}
.section.visible{
  display:block;
  opacity:1;
  align-content: center;
}

/* HERO */
.hero{max-width:920px;margin:0 auto}
.hero h1{font-size:2.6rem;line-height:1.1;margin-bottom:18px;color:#fff}
.hero p{color:var(--muted);font-size:1.05rem;margin-bottom:22px}
.btn{
  background: linear-gradient(90deg,var(--accent), #00b5cc);
  color:#071014;
  padding:12px 26px;
  border-radius:28px;
  font-weight:600;
  text-decoration:none;
  display:inline-block;
}

/* Section headings */
h2{color:var(--accent);font-size:1.9rem;margin-bottom:18px;margin-top: 26px;}
h3{color:var(--accent);margin-bottom:8px}
h4{color:var(--accent);margin-bottom:6px}

/* Nosotros layout */
.nosotros-container{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:32px;
  align-items:center;
  margin-top:18px;
}
.nosotros-text{ text-align:left }
.nosotros-text p{color:var(--muted);margin-bottom:12px}
.nosotros-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(160px,1fr));
  gap:16px;
  margin-top:18px;
}
.nosotros-card{
  background:var(--card);
  border:1px solid var(--border);
  padding:14px;
  border-radius:10px;
  text-align:left;
  transition: transform .25s ease;
}
.nosotros-card:hover{transform:translateY(-6px)}
.nosotros-card .icon{font-size:1.35rem;margin-bottom:8px}
.nosotros-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:10px;
  box-shadow: 0 10px 30px rgba(0,224,255,0.06);
}

/* Cards (servicios) */
.cards{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(240px,1fr));
  gap:20px;
  margin-top:18px;
}
.card{
  background:var(--card);
  border:1px solid var(--border);
  padding:18px;
  border-radius:12px;
  text-align:left;
  transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover{transform:translateY(-6px);box-shadow:0 10px 30px rgba(0,224,255,0.04)}
.card .icon{font-size:1.6rem;margin-bottom:8px}

/* Grid (tecnologia) */
.grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap:18px;
  margin-top:18px;
  text-align:left;
}
.grid-item{
  background:var(--card);
  border:1px solid var(--border);
  padding:16px;
  border-radius:10px;
}
.grid-item .icon{font-size:1.4rem;margin-bottom:6px}
.grid-item p{color:var(--muted)}

/* Contact */
.contact-container{
  display:grid;
  grid-template-columns: 1.2fr 1fr;
  gap:24px;
  align-items:center;
  margin-top:18px;
  text-align:left;
}
.contact-info p{color:var(--muted);margin-bottom:8px}
.contact-info ul{list-style:none;padding:0;margin-top:12px}
.contact-info li{color:var(--muted);margin-bottom:8px}
.contact-card{
  background:var(--card);
  border:1px solid var(--border);
  padding:18px;border-radius:12px;text-align:center;
}
.contact-card h3{color:var(--accent);margin-bottom:8px}

/* Footer */
footer{padding:34px 8%;text-align:center;color:#9b9b9b;border-top:1px solid rgba(255,255,255,0.03);margin-top:18px}

/* Responsive */
@media (max-width: 980px){
  .nosotros-container, .contact-container{grid-template-columns: 1fr}
  header{padding:14px 20px}
  .hero h1{font-size:2rem}
  .section{padding:40px 6%}
}
@media (max-width: 520px){
  .hero h1{font-size:1.6rem}
  nav a{margin-left:10px;font-size:0.9rem}
}