@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --blue: #0170B9;
  --blue-dark: #01568E;
  --blue-light: #4FA3D9;
  --navy: #0A2540;
  --navy-soft: #143A5C;
  --text: #3A3A3A;
  --text-2: #4B4F58;
  --muted: #7A828F;
  --border: #E5E5E5;
  --surface: #F5F5F5;
  --bg-alt: #EAF4FB;
  --white: #fff;
  --font: 'IBM Plex Sans', -apple-system, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
  --wrap: 1140px;
  --radius: 10px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.68;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dark); }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 37, 64, .96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.nav img { height: 36px; width: auto; }
.nav ul { display: flex; gap: 30px; list-style: none; margin: 0; padding: 0; }
.nav a { color: #D3E2EE; font-size: 15px; font-weight: 400; letter-spacing: .2px; }
.nav a:hover, .nav a.active { color: var(--white); }
.nav .cta {
  background: var(--blue); color: var(--white);
  padding: 9px 20px; border-radius: 6px; font-weight: 500;
}
.nav .cta:hover { background: var(--blue-light); color: var(--white); }
.burger { display: none; background: none; border: 0; color: #D3E2EE; font-size: 26px; cursor: pointer; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-soft) 100%);
  color: var(--white);
  padding: 118px 0 108px;
}
.hero .circuit { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .5; pointer-events: none; }
.hero .wrap { position: relative; }
.hero .eyebrow {
  font-family: var(--mono); font-size: 13px; letter-spacing: 2.4px;
  color: var(--blue-light); text-transform: uppercase; margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(34px, 5vw, 56px); line-height: 1.14; font-weight: 600;
  margin: 0 0 24px; max-width: 17ch;
}
.hero h1 em { font-style: normal; color: var(--blue-light); }
.hero p { font-size: 19px; font-weight: 300; color: #C3D6E6; max-width: 60ch; margin: 0 0 38px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-block; padding: 13px 30px; border-radius: 6px;
  font-weight: 500; font-size: 16px; border: 1.5px solid transparent; transition: .15s;
}
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-light); color: var(--white); }
.btn-ghost { border-color: rgba(255,255,255,.35); color: var(--white); }
.btn-ghost:hover { border-color: var(--white); color: var(--white); background: rgba(255,255,255,.06); }

/* ---------- Secciones ---------- */
section { padding: 88px 0; }
section.alt { background: var(--surface); }
section.tint { background: var(--bg-alt); }

.sec-head { margin-bottom: 46px; max-width: 68ch; }
.sec-head .kicker {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 2.2px;
  text-transform: uppercase; color: var(--blue); margin-bottom: 12px;
}
.sec-head h2 {
  font-size: clamp(26px, 3.4vw, 36px); font-weight: 600; color: var(--navy);
  margin: 0 0 16px; line-height: 1.25;
}
.sec-head h2::after {
  content: ''; display: block; width: 62px; height: 3px;
  background: var(--blue); margin-top: 18px;
}
.sec-head p { color: var(--text-2); margin: 0; }

.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 28px;
  transition: .18s;
}
.card:hover { border-color: var(--blue-light); box-shadow: 0 6px 22px rgba(10,37,64,.09); }
.card h3 { font-size: 19px; font-weight: 600; color: var(--navy); margin: 0 0 12px; }
.card p { margin: 0 0 14px; color: var(--text-2); font-size: 16px; }
.card ul { margin: 0; padding-left: 19px; font-size: 15.5px; color: var(--text-2); }
.card li { margin-bottom: 7px; }
.card li::marker { color: var(--blue); }
.card .icon {
  width: 44px; height: 44px; border-radius: 8px; background: var(--bg-alt);
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
}
.card .icon svg { width: 23px; height: 23px; stroke: var(--blue); fill: none; stroke-width: 1.7; }

/* ---------- CIST (producto destacado) ---------- */
.cist { background: var(--navy); color: var(--white); position: relative; overflow: hidden; }
.cist .circuit { position: absolute; inset: 0; opacity: .35; pointer-events: none; }
.cist .wrap { position: relative; }
.cist .sec-head h2 { color: var(--white); }
.cist .sec-head .kicker { color: var(--blue-light); }
.cist .sec-head p { color: #C3D6E6; }
.cist-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: start; }
.cist-feats { display: grid; gap: 26px; }
.feat { display: flex; gap: 16px; }
.feat .num {
  font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--blue-light);
  border: 1px solid rgba(79,163,217,.4); border-radius: 5px;
  min-width: 34px; height: 34px; display: flex; align-items: center; justify-content: center;
}
.feat h4 { margin: 5px 0 6px; font-size: 17px; font-weight: 600; }
.feat p { margin: 0; font-size: 15.5px; color: #B7CDE0; font-weight: 300; }

.panel {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.13);
  border-radius: var(--radius); padding: 24px 26px;
}
.panel .panel-head {
  font-family: var(--mono); font-size: 12px; letter-spacing: 1.6px; text-transform: uppercase;
  color: #8FB4D1; padding-bottom: 14px; border-bottom: 1px solid rgba(255,255,255,.12); margin-bottom: 6px;
}
.row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 0; border-bottom: 1px solid rgba(255,255,255,.07);
  font-family: var(--mono); font-size: 14px;
}
.row:last-child { border-bottom: 0; }
.row .name { color: #DCE9F3; }
.row .val { color: var(--white); }
.tag {
  font-family: var(--mono); font-size: 11px; font-weight: 600; letter-spacing: .5px;
  padding: 3px 9px; border-radius: 4px; margin-left: 12px;
}
.tag.ok { background: rgba(47,143,107,.2); color: #5FCF9F; }
.tag.warn { background: rgba(185,112,26,.2); color: #E5A155; }
.tag.crit { background: rgba(192,41,63,.2); color: #EE7286; }

/* ---------- Proyectos ---------- */
.proj {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; border-left: 3px solid var(--blue);
}
.proj h3 { font-size: 17.5px; font-weight: 600; color: var(--navy); margin: 0 0 14px; }
.proj dl { margin: 0; font-size: 14.5px; }
.proj dt {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--muted); margin-top: 11px;
}
.proj dd { margin: 2px 0 0; color: var(--text-2); }

/* ---------- Nosotros ---------- */
.mvo { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 34px; }
.mvo div { border-top: 3px solid var(--blue); padding-top: 20px; }
.mvo h3 { font-size: 16px; font-weight: 600; color: var(--navy); margin: 0 0 8px; }
.mvo p { margin: 0; font-size: 15.5px; color: var(--text-2); }

/* ---------- Contacto ---------- */
.contacto-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-list { list-style: none; margin: 0; padding: 0; }
.contact-list li { display: flex; gap: 15px; align-items: flex-start; margin-bottom: 24px; }
.contact-list svg { width: 21px; height: 21px; stroke: var(--blue); fill: none; stroke-width: 1.7; margin-top: 4px; flex-shrink: 0; }
.contact-list .label {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 1.4px;
  text-transform: uppercase; color: var(--muted); display: block;
}
.contact-list .value { color: var(--text); font-size: 16.5px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: #9FB8CC; padding: 52px 0 30px; font-size: 15px; }
.footer-grid { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.site-footer img { height: 34px; margin-bottom: 16px; }
.site-footer a { color: #C3D6E6; }
.site-footer a:hover { color: var(--white); }
.site-footer .legal {
  margin-top: 38px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1);
  font-size: 13.5px; color: #7C99AF; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.footer-nav { list-style: none; margin: 0; padding: 0; }
.footer-nav li { margin-bottom: 9px; }
.footer-title {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 1.6px;
  text-transform: uppercase; color: var(--blue-light); margin-bottom: 16px;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-2, .cist-grid, .contacto-grid, .mvo { grid-template-columns: 1fr; }
  .nav ul {
    display: none; position: absolute; top: 76px; left: 0; right: 0;
    flex-direction: column; gap: 0; background: var(--navy); padding: 10px 24px 22px;
    border-bottom: 1px solid rgba(255,255,255,.1);
  }
  .nav ul.open { display: flex; }
  .nav ul li { padding: 11px 0; }
  .burger { display: block; }
  section { padding: 62px 0; }
  .hero { padding: 82px 0 74px; }
  .hero .circuit, .cist .circuit { opacity: .16; }
  .hero h1 { max-width: none; }
}