/* ===================================================================
   NEXAR TECNOLOGÍA — estilos base
   =================================================================== */

:root{
  --black: #0B0B0B;
  --orange: #FF5C00;
  --orange-hover: #E04F00;
  --orange-active: #C74600;
  --face-gray: #3A3D42;
  --smoke: #ECEFF1;
  --peach: #FFD9C2;
  --text-gray: #4A4F55;
  --muted-gray: #8A9099;
  --border-gray: #DCE0E4;
  --white: #FFFFFF;
  --success: #1F7A5A;

  --font-head: "Space Grotesk", "Segoe UI", Arial, sans-serif;
  --font-body: "Space Grotesk", "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "Consolas", monospace;

  --container: 1180px;
  --radius: 14px;
}

*{ margin:0; padding:0; box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  font-family: var(--font-body);
  font-weight:400;
  color: var(--text-gray);
  background: var(--smoke);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }

a{ color:inherit; text-decoration:none; }

ul{ list-style:none; }

.container{
  width:100%;
  max-width: var(--container);
  margin:0 auto;
  padding:0 24px;
}

h1,h2,h3,h4{
  font-family: var(--font-head);
  font-weight:700;
  color: var(--black);
  line-height:1.15;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family: var(--font-body);
  font-weight:500;
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color: var(--orange);
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:8px; height:8px;
  background: var(--orange);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.section{ padding: 96px 0; }
.section-tight{ padding: 64px 0; }

.section-head{
  max-width:640px;
  margin-bottom:56px;
}
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

.section-head h2{ font-size:38px; margin-bottom:14px; }
.section-head p{ font-size:16px; color: var(--text-gray); }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-family: var(--font-body);
  font-weight:500;
  font-size:15px;
  padding:14px 28px;
  border-radius:999px;
  border:1px solid transparent;
  cursor:pointer;
  transition: all .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background: var(--orange);
  color: var(--black);
}
.btn-primary:hover{ background: var(--orange-hover); }
.btn-primary:active{ background: var(--orange-active); }

.btn-outline{
  background:transparent;
  border-color: var(--border-gray);
  color: var(--black);
}
.btn-outline:hover{ border-color: var(--black); }

.btn-outline-light{
  background:transparent;
  border-color: rgba(255,255,255,.35);
  color: var(--white);
}
.btn-outline-light:hover{ border-color: var(--white); }

.btn-block{ width:100%; }

/* ===================================================================
   HEADER
   =================================================================== */
.site-header{
  position:sticky; top:0; z-index:100;
  background: var(--white);
  border-bottom:1px solid var(--border-gray);
}
.site-header .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:120px;
  gap:24px;
}
.brand{ display:flex; align-items:center; height:100%; }
.brand img{ height:72px; width:auto; }
a.header-phone{ text-decoration:none; color:inherit; }

.main-nav{ display:flex; align-items:center; gap:36px; }
.main-nav a{
  font-weight:500;
  font-size:15px;
  color: var(--black);
  position:relative;
  padding:6px 0;
}
.main-nav a::after{
  content:"";
  position:absolute; left:0; bottom:0;
  width:0; height:2px;
  background: var(--orange);
  transition: width .2s ease;
}
.main-nav a:hover::after{ width:100%; }

.header-actions{ display:flex; align-items:center; gap:20px; }
.header-phone{
  display:flex;
  flex-direction:column;
  font-size:13px;
  color: var(--muted-gray);
  text-align:right;
}
.header-phone strong{
  font-family: var(--font-mono);
  font-size:14px;
  color: var(--black);
}

.nav-toggle{ display:none; }

/* ===================================================================
   HERO
   =================================================================== */
.hero{
  position:relative;
  background: var(--black);
  overflow:hidden;
  padding: 110px 0 90px;
}
.hero::before{
  content:"";
  position:absolute;
  top:-140px; right:-140px;
  width:520px; height:520px;
  background: radial-gradient(circle, rgba(255,92,0,.25), transparent 70%);
  pointer-events:none;
}
.hero .container{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:60px;
  align-items:center;
  position:relative;
  z-index:1;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:500;
  letter-spacing:.08em;
  text-transform:uppercase;
  color: var(--peach);
  margin-bottom:20px;
}
.hero-eyebrow::before{
  content:"";
  width:8px; height:8px;
  background: var(--orange);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}
.hero h1{
  color: var(--white);
  font-size:52px;
  margin-bottom:22px;
}
.hero h1 span{ color: var(--orange); }
.hero p{
  color: #C7CBD1;
  font-size:17px;
  max-width:520px;
  margin-bottom:36px;
}
.hero-actions{ display:flex; align-items:center; gap:16px; flex-wrap:wrap; margin-bottom:40px; }

.hero-note{
  font-size:14px;
  color: var(--muted-gray);
}
.hero-note strong{ color: var(--white); font-family: var(--font-mono); font-weight:500; }

.hero-visual{
  display:flex;
  justify-content:center;
  align-items:center;
  position:relative;
}
.hero-visual .cube-wrap{
  width:100%;
  max-width:380px;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,.45));
}

.hero-stats{
  margin-top:70px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background: rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  overflow:hidden;
  position:relative;
  z-index:1;
}
.hero-stat{
  background: rgba(255,255,255,.03);
  padding:26px 20px;
  text-align:center;
}
.hero-stat .num{
  font-family: var(--font-mono);
  font-weight:500;
  font-size:28px;
  color: var(--orange);
  display:block;
  margin-bottom:6px;
}
.hero-stat .label{
  font-size:13px;
  color: #B7BBC1;
}

/* ===================================================================
   SERVICIOS
   =================================================================== */
.services{ background: var(--smoke); }

.service-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.service-card{
  background: var(--white);
  border:1px solid var(--border-gray);
  border-radius: var(--radius);
  padding:32px;
  display:flex;
  flex-direction:column;
  gap:18px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.service-card:hover{
  transform: translateY(-4px);
  border-color: var(--orange);
  box-shadow: 0 20px 40px rgba(11,11,12,.08);
}
.service-card .icon{
  width:52px; height:52px;
  border-radius:12px;
  background: var(--peach);
  display:flex; align-items:center; justify-content:center;
}
.service-card .icon svg{ width:26px; height:26px; }
.service-card .tag{
  font-family: var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  text-transform:uppercase;
  color: var(--muted-gray);
}
.service-card h3{ font-size:20px; }
.service-card p{ font-size:14.5px; color: var(--text-gray); flex:1; }

.service-card ul{ display:flex; flex-direction:column; gap:8px; margin-top:4px; }
.service-card ul li{
  font-size:13.5px;
  color: var(--face-gray);
  padding-left:18px;
  position:relative;
}
.service-card ul li::before{
  content:"";
  position:absolute; left:0; top:7px;
  width:8px; height:8px;
  background: var(--orange);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.service-card .card-link{
  margin-top:8px;
  font-weight:500;
  font-size:14px;
  color: var(--black);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.service-card .card-link:hover{ color: var(--orange); }

/* Feature grande (destacado) */
.service-feature{
  background: var(--black);
  border-radius: var(--radius);
  padding:40px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:40px;
  align-items:center;
  margin-top:24px;
}
.service-feature .tag{ color: var(--peach); }
.service-feature h3{ color: var(--white); font-size:26px; margin:10px 0 14px; }
.service-feature p{ color:#C7CBD1; font-size:15px; }
.service-feature ul{ display:flex; flex-direction:column; gap:10px; margin-top:18px; }
.service-feature ul li{
  color:#E4E6E9; font-size:14px; padding-left:20px; position:relative;
}
.service-feature ul li::before{
  content:"";
  position:absolute; left:0; top:7px;
  width:8px; height:8px;
  background: var(--orange);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}
.service-feature-visual{
  display:flex; align-items:center; justify-content:center;
}
.service-feature-visual .cube-wrap{ width:220px; }

/* ===================================================================
   POR QUÉ ELEGIR NEXAR
   =================================================================== */
.why{ background: var(--white); border-top:1px solid var(--border-gray); border-bottom:1px solid var(--border-gray); }
.why-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:32px;
}
.why-item{ text-align:center; padding:0 12px; }
.why-item .icon{
  width:56px; height:56px;
  margin:0 auto 18px;
  border-radius:14px;
  background: var(--smoke);
  display:flex; align-items:center; justify-content:center;
}
.why-item .icon svg{ width:26px; height:26px; }
.why-item h4{ font-size:17px; margin-bottom:8px; }
.why-item p{ font-size:14px; color: var(--text-gray); }

/* ===================================================================
   CTA
   =================================================================== */
.cta{
  background: linear-gradient(135deg, var(--face-gray), var(--black));
  border-radius: var(--radius);
  margin: 0 auto;
  max-width: var(--container);
  padding:56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta h2{ color: var(--white); font-size:30px; max-width:480px; }
.cta p{ color:#C7CBD1; margin-top:10px; font-size:15px; }
.cta-actions{ display:flex; gap:16px; flex-wrap:wrap; }

/* ===================================================================
   FOOTER
   =================================================================== */
.site-footer{
  background: var(--black);
  color:#C7CBD1;
  padding-top:80px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:56px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand img{ height:72px; margin-bottom:22px; }
.footer-brand p{ font-size:14px; color: var(--muted-gray); max-width:280px; }

.footer-col h5{
  font-family: var(--font-body);
  font-size:14px;
  font-weight:500;
  color: var(--white);
  text-transform:uppercase;
  letter-spacing:.05em;
  margin-bottom:18px;
}
.footer-col ul{ display:flex; flex-direction:column; gap:10px; }
.footer-col a{ font-size:14.5px; color: var(--muted-gray); }
.footer-col a:hover{ color: var(--orange); }

.footer-contact li{
  font-size:14.5px;
  color: var(--muted-gray);
  margin-bottom:10px;
}
.footer-contact strong{ color:var(--white); font-family: var(--font-mono); font-weight:500; }

.footer-bottom{
  padding:24px 0 32px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color: var(--muted-gray);
}
.footer-bottom a{ color: var(--muted-gray); }
.footer-bottom a:hover{ color: var(--orange); }
.footer-legal{ display:flex; gap:20px; }

/* ===================================================================
   RESPONSIVE
   =================================================================== */
@media (max-width: 980px){
  .hero .container{ grid-template-columns:1fr; }
  .hero-visual{ order:-1; }
  .hero h1{ font-size:40px; }
  .service-grid{ grid-template-columns:repeat(2,1fr); }
  .why-grid{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:repeat(2,1fr); }
  .service-feature{ grid-template-columns:1fr; }
}

@media (max-width: 720px){
  .main-nav{ display:none; }
  .header-phone{ display:none; }
  .site-header .container{ height:88px; }
  .brand img{ height:48px; }
  .hero-stats{ grid-template-columns:repeat(2,1fr); }
  .service-grid{ grid-template-columns:1fr; }
  .why-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
  .cta{ flex-direction:column; align-items:flex-start; padding:36px; }
  .section{ padding:64px 0; }
}


/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed; right:22px; bottom:22px; z-index:90;
  width:56px; height:56px; border-radius:50%;
  background:var(--orange); color:#0B0B0B;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 6px 20px rgba(11,11,12,.28);
  transition:transform .18s ease, background .18s ease;
}
.wa-float svg{ width:30px; height:30px; }
.wa-float:hover{ background:var(--orange-hover); transform:translateY(-2px); }
.wa-float:focus-visible{ outline:3px solid var(--black); outline-offset:3px; }
@media (max-width:640px){ .wa-float{ right:16px; bottom:16px; width:52px; height:52px; } }