/* ===== Dome Integral — estilo ===== */
:root{
  --bg: #0b0c0d;
  --bg-alt: #111315;
  --surface: #16181b;
  --text: #f2f3f4;
  --text-dim: #9aa0a6;
  --border: #24272a;
  --celeste: #00A3E0;
  --celeste-dim: #00A3E033;
  --gris: #4D4D4F;
  --radius: 2px;
  --maxw: 1240px;
}

[data-theme="light"]{
  --bg: #f7f7f6;
  --bg-alt: #ffffff;
  --surface: #ffffff;
  --text: #1b1918;
  --text-dim: #5a5f63;
  --border: #e4e6e7;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Metropolis','Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  transition:background .4s ease, color .4s ease;
  overflow-x:hidden;
}

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
section{ position:relative; }
.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 32px; }

h1,h2,h3,h4{ margin:0; font-weight:700; letter-spacing:-0.02em; }
p{ margin:0; }

.kicker{
  display:inline-flex; align-items:center; gap:10px;
  font-size:12.5px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--celeste); font-weight:600; margin-bottom:18px;
}
.kicker::before{ content:""; width:26px; height:1px; background:var(--celeste); }

/* ---------- Nav ---------- */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  padding:22px 0;
  transition:background .35s ease, padding .35s ease, border-color .35s ease;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:blur(14px);
  padding:14px 0;
  border-bottom:1px solid var(--border);
}
.nav .wrap{ display:flex; align-items:center; justify-content:space-between; }
.nav-logo img{ height:26px; width:auto; }

.logo-light{ display:block; }
.logo-dark{ display:none; }
[data-theme="light"] .logo-light{ display:none; }
[data-theme="light"] .logo-dark{ display:block; }

.nav-links{ display:flex; align-items:center; gap:36px; }
.nav-links a{
  font-size:13.5px; letter-spacing:.04em; color:var(--text-dim);
  transition:color .2s ease; position:relative;
}
.nav-links a:hover{ color:var(--text); }
.nav-cta{ display:flex; align-items:center; gap:16px; }
.theme-toggle{
  width:38px; height:38px; border-radius:50%;
  border:1px solid var(--border); background:transparent;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer; color:var(--text); transition:border-color .2s ease;
}
.theme-toggle:hover{ border-color:var(--celeste); }
.theme-toggle svg{ width:17px; height:17px; }
.icon-sun{ display:none; }
[data-theme="light"] .icon-moon{ display:none; }
[data-theme="light"] .icon-sun{ display:block; }

.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:13px 26px; border-radius:2px; font-size:13.5px; font-weight:600;
  letter-spacing:.03em; cursor:pointer; border:1px solid transparent;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease;
  white-space:nowrap;
}
.btn-primary{ background:var(--celeste); color:#04141c; }
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 10px 30px -8px var(--celeste-dim); }
.btn-outline{ border-color:var(--border); color:var(--text); }
.btn-outline:hover{ border-color:var(--celeste); color:var(--celeste); }
.btn-sm{ padding:10px 20px; font-size:12.5px; }

.mobile-toggle{ display:none; background:none; border:none; color:var(--text); cursor:pointer; }

/* ---------- Hero ---------- */
.hero{ min-height:100svh; display:flex; align-items:flex-end; position:relative; overflow:hidden; }
.hero-bg{ position:absolute; inset:0; z-index:0; }
.hero-bg img{ width:100%; height:100%; object-fit:cover; opacity:.55; transform:scale(1.06); }
.hero-bg::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, var(--bg) 0%, transparent 32%, transparent 55%, var(--bg) 100%);
}
.hero-content{ position:relative; z-index:1; padding-bottom:110px; width:100%; }
.hero h1{ font-size:clamp(38px, 6.2vw, 84px); line-height:1.02; max-width:16ch; }
.hero h1 em{ font-style:normal; color:var(--celeste); }
.hero-sub{ margin-top:26px; max-width:44ch; color:var(--text-dim); font-size:17px; }
.hero-actions{ display:flex; gap:16px; margin-top:42px; flex-wrap:wrap; }
.hero-scroll{
  position:absolute; bottom:36px; right:32px; z-index:1;
  display:flex; flex-direction:column; align-items:center; gap:10px;
  font-size:11px; letter-spacing:.15em; text-transform:uppercase; color:var(--text-dim);
}
.hero-scroll .line{ width:1px; height:46px; background:var(--border); position:relative; overflow:hidden; }
.hero-scroll .line::after{
  content:""; position:absolute; top:-100%; left:0; width:100%; height:100%;
  background:var(--celeste); animation:scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine{ 0%{top:-100%;} 60%{top:100%;} 100%{top:100%;} }

/* ---------- reveal ---------- */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .8s ease, transform .8s ease; }
.reveal.in{ opacity:1; transform:translateY(0); }
.reveal-delay-1{ transition-delay:.1s; }
.reveal-delay-2{ transition-delay:.2s; }
.reveal-delay-3{ transition-delay:.3s; }

/* ---------- Section generic ---------- */
.section{ padding:140px 0; }
.section-head{ max-width:640px; margin-bottom:64px; }
.section-head h2{ font-size:clamp(30px,3.4vw,46px); }
.section-head p{ color:var(--text-dim); font-size:16.5px; margin-top:18px; }

/* ---------- Quienes somos ---------- */
.about{ background:var(--bg-alt); }
.about-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:70px; align-items:center; }
.about-media{ position:relative; border-radius:2px; overflow:hidden; aspect-ratio:4/5; }
.about-media img{ width:100%; height:100%; object-fit:cover; }
.about-stats{
  display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--border);
  margin-top:44px; border:1px solid var(--border);
}
.stat{ background:var(--bg-alt); padding:26px 24px; }
.stat b{ display:block; font-size:32px; color:var(--celeste); font-weight:700; }
.stat span{ font-size:12.5px; color:var(--text-dim); letter-spacing:.03em; }
.about-text p{ color:var(--text-dim); font-size:16.5px; margin-bottom:20px; }
.about-text p:last-child{ margin-bottom:0; }

/* ---------- Que es la domotica ---------- */
.domotica{ background:var(--bg-alt); }
.domotica .section-head{ max-width:760px; }
.domotica .section-head p{ margin-top:16px; }
.pillars-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:var(--border); border:1px solid var(--border); margin-top:56px;
}
.pillar-card{ background:var(--bg-alt); padding:36px 28px; transition:background .3s ease; }
.pillar-card:hover{ background:var(--surface); }
.pillar-card h3{ font-size:17px; margin:18px 0 10px; }
.pillar-card p{ color:var(--text-dim); font-size:14px; }

/* ---------- Servicios ---------- */
.services-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--border); border:1px solid var(--border); }
.service-card{ background:var(--bg); padding:44px 36px; transition:background .3s ease; position:relative; }
.service-card:hover{ background:var(--surface); }
.service-num{ font-size:12.5px; color:var(--celeste); font-weight:700; letter-spacing:.05em; }
.service-card h3{ font-size:20px; margin:22px 0 14px; }
.service-card p{ color:var(--text-dim); font-size:14.5px; }
.service-icon{ width:30px; height:30px; color:var(--celeste); margin-bottom:20px; }

/* ---------- Como trabajamos ---------- */
.process{ background:var(--bg-alt); }
.process-list{ counter-reset:step; }
.process-item{
  display:grid; grid-template-columns:70px 240px 1fr; gap:36px; align-items:baseline;
  padding:34px 0; border-top:1px solid var(--border); counter-increment:step;
}
.process-item:last-child{ border-bottom:1px solid var(--border); }
.process-item::before{
  content:"0" counter(step); font-size:14px; color:var(--celeste); font-weight:700;
  letter-spacing:.05em; align-self:start;
}
.process-item h3{ font-size:19px; margin:0; }
.process-item p{ color:var(--text-dim); font-size:15px; margin:0; max-width:60ch; }

@media (max-width:760px){
  .process-item{ grid-template-columns:1fr; gap:8px; }
  .process-item::before{ font-size:13px; }
}

/* ---------- Trabajos realizados ---------- */
.gallery-track{
  display:flex; gap:20px; overflow-x:auto; padding-bottom:20px;
  scroll-snap-type:x mandatory; -webkit-overflow-scrolling:touch; scrollbar-width:none;
}
.gallery-track::-webkit-scrollbar{ display:none; }
.gallery-item{
  flex:0 0 auto; width:min(420px, 78vw); aspect-ratio:4/5;
  border-radius:2px; overflow:hidden; scroll-snap-align:start; position:relative;
}
.gallery-item img{ width:100%; height:100%; object-fit:cover; transition:transform .6s ease; }
.gallery-item:hover img{ transform:scale(1.06); }
.gallery-nav{ display:flex; justify-content:flex-end; gap:12px; margin-top:24px; }
.gallery-arrow{
  width:44px; height:44px; border-radius:50%; border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center; cursor:pointer;
  background:transparent; color:var(--text); transition:border-color .2s ease;
}
.gallery-arrow:hover{ border-color:var(--celeste); color:var(--celeste); }
.gallery-note{ font-size:12.5px; color:var(--text-dim); margin-top:18px; }

/* ---------- Alianzas ---------- */
.allies{ background:var(--bg-alt); }
.allies-grid{ display:flex; flex-wrap:wrap; gap:1px; background:var(--border); border:1px solid var(--border); }
.ally-card{ flex:1 1 220px; background:#ffffff; padding:40px 30px; display:flex; align-items:center; justify-content:center; min-height:140px; }
.ally-card img{ max-height:48px; width:auto; filter:grayscale(1) contrast(1.1); opacity:.8; transition:opacity .3s ease, filter .3s ease; }
.ally-card:hover img{ opacity:1; filter:grayscale(0); }

/* ---------- Contacto / cita ---------- */
.contact{ position:relative; overflow:hidden; }
.contact-bg{ position:absolute; inset:0; z-index:0; }
.contact-bg img{ width:100%; height:100%; object-fit:cover; opacity:.28; }
.contact-bg::after{ content:""; position:absolute; inset:0; background:var(--bg); opacity:.72; }
.contact-inner{ position:relative; z-index:1; text-align:center; max-width:760px; margin:0 auto; }
.contact h2{ font-size:clamp(30px,4.2vw,54px); margin-bottom:24px; }
.contact p{ color:var(--text-dim); font-size:17px; margin-bottom:44px; }
.contact-actions{ display:flex; gap:18px; justify-content:center; flex-wrap:wrap; }
.contact-meta{ display:flex; gap:48px; justify-content:center; margin-top:64px; flex-wrap:wrap; }
.contact-meta div{ text-align:left; }
.contact-meta span{ display:block; font-size:11.5px; letter-spacing:.1em; text-transform:uppercase; color:var(--text-dim); margin-bottom:6px; }
.contact-meta b{ font-size:15px; font-weight:600; }

/* ---------- Footer ---------- */
.footer{ border-top:1px solid var(--border); padding:44px 0; }
.footer .wrap{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; }
.footer img{ height:20px; }
.footer small{ color:var(--text-dim); font-size:12.5px; }
.footer-links{ display:flex; gap:22px; }
.footer-links a{ font-size:12.5px; color:var(--text-dim); }
.footer-links a:hover{ color:var(--celeste); }

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed; bottom:28px; right:28px; z-index:900;
  width:56px; height:56px; border-radius:50%; background:var(--celeste);
  display:flex; align-items:center; justify-content:center; cursor:pointer;
  box-shadow:0 12px 30px -10px var(--celeste-dim); color:#04141c; transition:transform .2s ease;
}
.wa-float:hover{ transform:scale(1.08); }
.wa-float svg{ width:26px; height:26px; }

/* ---------- Responsive ---------- */
@media (max-width:920px){
  .nav-links{ display:none; }
  .mobile-toggle{ display:block; }
  .about-grid{ grid-template-columns:1fr; }
  .services-grid{ grid-template-columns:1fr; }
  .pillars-grid{ grid-template-columns:1fr 1fr; }
  .section{ padding:90px 0; }
  .hero-content{ padding-bottom:70px; }
  .contact-meta{ justify-content:flex-start; }
}