/* ============================================
   MAN-RED-IT — estilos compartidos
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --white:#ffffff;
  --charcoal:#1a1a1a;
  --smoke:#4a4a4a;
  --smoke-soft:#767676;
  --red:#BC2C2B;
  --red-deep:#8f211f;
  --line:#e7e7e7;
  --line-soft:#f1f1f1;
  --circuit:#dedede;

  --display:'Space Grotesk', sans-serif;
  --body:'Inter', sans-serif;
  --mono:'JetBrains Mono', monospace;

  --container:1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--white);
  color:var(--smoke);
  font-family:var(--body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  position:relative;
  overflow-x:hidden;
}

h1,h2,h3,h4{
  font-family:var(--display);
  color:var(--charcoal);
  margin:0 0 .5em;
  line-height:1.15;
  letter-spacing:-0.01em;
}
p{ margin:0 0 1em; }
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
ul{ margin:0; padding:0; list-style:none; }

.mono{
  font-family:var(--mono);
  letter-spacing:.06em;
  text-transform:uppercase;
  font-size:.72rem;
}

/* ---------- fondo de marca: patron circuito + logo watermark fijos ---------- */
.brand-bg{
  position:fixed;
  inset:0;
  z-index:-2;
  pointer-events:none;
  background-image:url('../assets/circuit-pattern.svg');
  background-repeat:repeat;
  background-size:240px 240px;
  opacity:.55;
}
.brand-watermark{
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.brand-watermark img{
  width:min(2600px, 240vw);
  max-width:none;
  opacity:.06;
  filter:grayscale(1);
  transform:rotate(-9deg);
}

/* ---------- contenedor ---------- */
.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}

/* ---------- header / nav ---------- */
header.site{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 28px;
  max-width:var(--container);
  margin:0 auto;
}
.logotype{
  font-family:var(--display);
  font-weight:700;
  font-size:1.3rem;
  color:var(--charcoal);
  display:flex;
  align-items:center;
  gap:2px;
}
.logotype span{ color:var(--red); }

nav.main-links{ display:flex; align-items:center; gap:32px; }
nav.main-links a{
  font-size:.92rem;
  font-weight:500;
  color:var(--smoke);
  position:relative;
  padding:4px 0;
  margin-right:32px;
  transition:color .2s;
}
nav.main-links a:last-child{ margin-right:0; }
nav.main-links a:hover, nav.main-links a.active{ color:var(--charcoal); }
nav.main-links a.active::after{
  content:'';
  position:absolute;
  left:0; right:0; bottom:-2px;
  height:2px;
  background:var(--red);
}

.nav-cta{
  display:flex;
  align-items:center;
  gap:14px;
}
.nav-phone{
  font-family:var(--mono);
  font-size:.82rem;
  color:var(--smoke);
  display:flex;
  align-items:center;
  gap:6px;
}

.menu-toggle{
  display:none;
  background:none;
  border:none;
  cursor:pointer;
  padding:6px;
}
.menu-toggle span{
  display:block;
  width:22px;
  height:2px;
  background:var(--charcoal);
  margin:5px 0;
  transition:.25s;
}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:13px 26px;
  border-radius:3px;
  font-weight:600;
  font-size:.92rem;
  cursor:pointer;
  border:1.5px solid transparent;
  transition:transform .15s ease, box-shadow .15s ease, background .2s, color .2s, border-color .2s;
  white-space:nowrap;
}
.btn:hover{ transform:translateY(-1px); }
.btn-primary{ background:var(--red); color:var(--white); }
.btn-primary:hover{ background:var(--red-deep); }
.btn-outline{ border-color:var(--charcoal); color:var(--charcoal); background:transparent; }
.btn-outline:hover{ border-color:var(--red); color:var(--red); }
.btn-ghost{ color:var(--charcoal); border-color:var(--line); background:var(--white); }
.btn-ghost:hover{ border-color:var(--charcoal); }
.btn-sm{ padding:9px 18px; font-size:.82rem; }

/* ---------- secciones genericas ---------- */
main{ position:relative; z-index:1; }
section{ padding:88px 0; }
.section-tight{ padding:56px 0; }
.eyebrow{
  color:var(--red);
  font-family:var(--mono);
  font-size:.74rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:'';
  width:22px; height:1.5px;
  background:var(--red);
  display:inline-block;
}

.section-head{ max-width:640px; margin-bottom:48px; }
.section-head h2{ font-size:clamp(1.7rem,3vw,2.4rem); }
.section-head p{ color:var(--smoke); font-size:1.02rem; }

/* ---------- grids / cards ---------- */
.grid{ display:grid; gap:24px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.grid-4{ grid-template-columns:repeat(4,1fr); }

.card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:4px;
  padding:32px 28px;
  position:relative;
  transition:border-color .2s, transform .2s;
}
.card:hover{ border-color:var(--charcoal); transform:translateY(-3px); }
.card .icon{
  width:38px; height:38px;
  margin-bottom:18px;
  color:var(--red);
}
.card h3{ font-size:1.08rem; margin-bottom:10px; }
.card p{ font-size:.92rem; color:var(--smoke); margin-bottom:0; }

/* nodo circuito decorativo en tarjetas */
.card::before{
  content:'';
  position:absolute;
  top:0; left:28px;
  width:6px; height:6px;
  background:var(--red);
  border-radius:50%;
  transform:translateY(-50%);
  opacity:0;
  transition:opacity .2s;
}
.card:hover::before{ opacity:1; }

/* ---------- hero ---------- */
.hero{
  padding:100px 0 90px;
  position:relative;
}
.hero .eyebrow{ justify-content:flex-start; }
.hero h1{
  font-size:clamp(2.3rem, 5vw, 3.6rem);
  max-width:820px;
}
.hero h1 em{
  font-style:normal;
  color:var(--red);
}
.hero .lead{
  max-width:600px;
  font-size:1.12rem;
  color:var(--smoke);
  margin-bottom:34px;
}
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom:46px; }
.hero-tags{ display:flex; gap:10px; flex-wrap:wrap; position:relative; z-index:2; }
.hero-tags span{
  font-family:var(--mono);
  font-size:.72rem;
  color:var(--white);
  background:var(--charcoal);
  border:1px solid var(--smoke-soft);
  padding:7px 14px;
  border-radius:20px;
}

/* ---------- franja de confianza ---------- */
.trust-strip{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:28px 0;
}
.trust-strip .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:20px;
}
.trust-strip .item{
  font-family:var(--mono);
  font-size:.78rem;
  color:var(--smoke);
  display:flex;
  align-items:center;
  gap:10px;
}
.trust-strip .item b{ color:var(--charcoal); font-weight:600; }

/* ---------- CTA banda final ---------- */
.cta-band{
  background:var(--charcoal);
  border-radius:6px;
  padding:56px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  position:relative;
  overflow:hidden;
}
.cta-band h2{ color:var(--white); margin-bottom:6px; font-size:1.7rem; }
.cta-band p{ color:#bdbdbd; margin:0; }
.cta-band .actions{ display:flex; gap:14px; flex-wrap:wrap; }
.cta-band::after{
  content:'';
  position:absolute;
  right:-40px; top:-40px;
  width:200px; height:200px;
  border:1.5px solid rgba(255,255,255,.08);
  border-radius:50%;
}

/* ---------- footer ---------- */
footer.site{
  border-top:1px solid var(--line);
  padding:56px 0 28px;
  margin-top:40px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:32px;
  margin-bottom:36px;
}
.footer-grid h4{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--smoke-soft);
  margin-bottom:16px;
}
.footer-grid a, .footer-grid p{
  display:block;
  font-size:.9rem;
  color:var(--smoke);
  margin-bottom:10px;
}
.footer-grid a:hover{ color:var(--red); }
.footer-bottom{
  border-top:1px solid var(--line-soft);
  padding-top:22px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  font-size:.78rem;
  color:var(--smoke-soft);
}

/* ---------- boton flotante whatsapp ---------- */
.wa-float{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:60;
  width:56px; height:56px;
  border-radius:50%;
  background:var(--red);
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 24px rgba(188,44,43,.35);
  transition:transform .2s;
}
.wa-float:hover{ transform:scale(1.06); }
.wa-float svg{ width:26px; height:26px; fill:var(--white); }

/* ---------- utilidades ---------- */
.tag-pill{
  display:inline-block;
  font-family:var(--mono);
  font-size:.68rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--red);
  border:1px solid rgba(188,44,43,.3);
  background:rgba(188,44,43,.05);
  padding:4px 10px;
  border-radius:20px;
  margin-bottom:12px;
}
.divider-line{
  height:1px;
  background:var(--line);
  border:none;
  margin:0;
}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .grid-3{ grid-template-columns:repeat(2,1fr); }
  .grid-4{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:760px){
  nav.main-links, .nav-cta .nav-phone{ display:none; }
  .menu-toggle{ display:block; }
  .nav-row.open + .mobile-panel{ display:flex; }
  .mobile-panel{
    display:none;
    flex-direction:column;
    gap:2px;
    padding:8px 28px 20px;
    border-top:1px solid var(--line-soft);
  }
  .mobile-panel a{
    padding:12px 0;
    font-size:.98rem;
    border-bottom:1px solid var(--line-soft);
    color:var(--smoke);
    margin-right:0;
  }
  .grid-3, .grid-4, .grid-2{ grid-template-columns:1fr; }
  .cta-band{ flex-direction:column; align-items:flex-start; }
  .footer-grid{ grid-template-columns:1fr; }
  section{ padding:60px 0; }
  .hero{ padding:64px 0 56px; }
  .brand-watermark img{ opacity:.05; width:min(1600px, 320vw); }
}