/* ============================================================
   SOPORTEC — sistema de diseño
   Paleta:
     --ink       #0A0F1C  fondo base
     --panel     #101A32  paneles / tarjetas
     --panel-2   #16233F  hover / elevado
     --line      #223056  bordes y grilla
     --blue      #2F7BFF  acento primario
     --blue-2    #6EA8FF  acento claro / gradientes
     --signal    #35D48C  estado "en línea"
     --text      #EAF0FB  texto principal (sobre fondo oscuro)
     --muted     #90A0C2  texto secundario
   Tipografía: Space Grotesk (display) · Inter (texto) · JetBrains Mono (datos/etiquetas)
   ============================================================ */

:root{
  --ink:#0A0F1C;
  --panel:#101A32;
  --panel-2:#16233F;
  --line:#223056;
  --blue:#2F7BFF;
  --blue-2:#6EA8FF;
  --signal:#35D48C;
  --text:#EAF0FB;
  --muted:#90A0C2;

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

  --radius: 16px;
  --wrap: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

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

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

svg use, svg image{ color:inherit; }
svg [stroke]{ stroke:currentColor; }

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

h1,h2,h3{
  font-family:var(--display);
  font-weight:700;
  line-height:1.12;
  margin:0;
  letter-spacing:-0.01em;
}

p{ margin:0; }

:focus-visible{
  outline:2px solid var(--blue-2);
  outline-offset:3px;
  border-radius:6px;
}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 24px;
  border-radius:999px;
  font-weight:600;
  font-size:.98rem;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease, background .18s ease, border-color .18s ease;
}
.btn:hover{ transform:translateY(-2px); }

.btn-primary{
  background:linear-gradient(135deg, var(--blue), #1f5fd6);
  color:#fff;
  box-shadow:0 12px 28px -12px rgba(47,123,255,.65);
}
.btn-primary:hover{ background:linear-gradient(135deg,var(--blue-2),var(--blue)); }

.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:var(--text);
}
.btn-ghost:hover{ border-color:var(--blue-2); color:var(--blue-2); }

.btn-light{
  background:#fff;
  color:var(--ink);
}
.btn-light:hover{ background:#eaf0fb; }

.btn-sm{ padding:10px 18px; font-size:.88rem; }

/* ---------- status line (indicador tipo monitoreo) ---------- */
.status-line{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-family:var(--mono);
  font-size:.76rem;
  letter-spacing:.06em;
  color:var(--muted);
  text-transform:uppercase;
}
.dot{
  width:8px; height:8px;
  border-radius:50%;
  background:var(--signal);
  box-shadow:0 0 0 0 rgba(53,212,140,.6);
  animation:pulse 2.2s ease-out infinite;
  flex:none;
}
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 rgba(53,212,140,.55); }
  70%{ box-shadow:0 0 0 8px rgba(53,212,140,0); }
  100%{ box-shadow:0 0 0 0 rgba(53,212,140,0); }
}

.eyebrow{
  font-family:var(--mono);
  font-size:.78rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--blue-2);
  margin-bottom:14px;
}

/* ============ NAV ============ */
.nav{
  position:fixed; inset:0 0 auto 0;
  z-index:50;
  background:rgba(10,15,28,.72);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.nav-in{
  display:flex;
  align-items:center;
  gap:24px;
  padding-block:14px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-family:var(--display);
  font-weight:700;
  font-size:1.05rem;
  letter-spacing:.02em;
  margin-right:auto;
}
.brand-mark{ width:32px; height:32px; object-fit:contain; }

.nav-links{ display:flex; gap:30px; }
.nav-links a{
  font-size:.94rem;
  color:var(--muted);
  transition:color .15s ease;
}
.nav-links a:hover{ color:var(--text); }

.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:38px; height:38px;
  background:transparent;
  border:1px solid var(--line);
  border-radius:8px;
  cursor:pointer;
}
.nav-toggle span{
  width:16px; height:2px; margin-inline:auto;
  background:var(--text);
  transition:transform .2s ease, opacity .2s ease;
}
.nav-toggle.is-open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2){ opacity:0; }
.nav-toggle.is-open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ============ HERO ============ */
.hero{
  position:relative;
  padding:168px 0 120px;
  overflow:clip;
  background:
    radial-gradient(680px 460px at 82% 8%, rgba(47,123,255,.22), transparent 60%),
    var(--ink);
}
.grid-field{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(234,240,251,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(234,240,251,.05) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(700px 500px at 30% 20%, black, transparent 75%);
}

.hero-in{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:center;
}

.hero-title{
  font-size:clamp(2.3rem, 4.4vw, 3.4rem);
  margin-top:22px;
}
.hero-title .accent{
  background:linear-gradient(90deg,var(--blue-2),var(--blue));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.hero-text{
  display:block;
  margin-top:22px;
  max-width:520px;
  color:var(--muted);
  font-size:1.08rem;
}

.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top:34px; }

.hero-trust{
  display:flex;
  gap:34px;
  margin-top:52px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.hero-trust div{ display:flex; flex-direction:column; gap:2px; }
.hero-trust strong{ font-family:var(--display); font-size:1.5rem; }
.hero-trust span{ font-size:.8rem; color:var(--muted); }

/* diagrama de topología */
.hero-diagram{ position:relative; }
.topology{ width:100%; height:auto; }
.topology .link{
  fill:none;
  stroke:var(--line);
  stroke-width:1.4;
}
.topology .node circle{
  fill:var(--panel);
  stroke:var(--line);
  stroke-width:1.4;
}
.topology .node.core circle{
  fill:var(--panel-2);
  stroke:var(--blue);
  stroke-width:2;
}
.topology .node use{ color:var(--blue-2); stroke-width:1.5; fill:none; }
.topology .node text{
  font-family:var(--mono);
  font-size:11px;
  fill:var(--muted);
  text-anchor:middle;
}

@media (prefers-reduced-motion:no-preference){
  .topology .link{
    stroke-dasharray:4 7;
    animation:flow 5.5s linear infinite;
  }
  .topology .link:nth-child(2){ animation-delay:-.7s; }
  .topology .link:nth-child(3){ animation-delay:-1.4s; }
  .topology .link:nth-child(4){ animation-delay:-2.1s; }
  .topology .link:nth-child(5){ animation-delay:-2.8s; }
  .topology .link:nth-child(6){ animation-delay:-3.5s; }
  .topology .link:nth-child(7){ animation-delay:-4.2s; }
  @keyframes flow{ to{ stroke-dashoffset:-110; } }
}

/* ============ METRICAS ============ */
.metrics{
  position:relative;
  margin-top:-64px;
  z-index:5;
  padding-bottom:10px;
}
.metrics-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
}
.metric{
  background:var(--panel);
  padding:28px 22px;
  display:flex; flex-direction:column; gap:6px;
}
.metric-num{
  font-family:var(--mono);
  font-size:2rem;
  font-weight:600;
  color:var(--blue-2);
}
.metric-label{ font-size:.82rem; color:var(--muted); }

/* ============ SECCIONES generales ============ */
.section-head{ max-width:640px; margin-bottom:56px; }
.section-head h2{ font-size:clamp(1.8rem,3vw,2.5rem); }
.section-sub{ margin-top:16px; color:var(--muted); font-size:1.02rem; }

.services{ padding:130px 0 100px; }

.service-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.service-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px 26px;
  position:relative;
  transition:transform .25s ease, border-color .25s ease, background .25s ease;
}
.service-card:hover{
  transform:translateY(-6px);
  border-color:var(--blue);
  background:var(--panel-2);
}
.service-code{
  display:block;
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--muted);
  margin-bottom:22px;
}
.service-card svg{ color:var(--blue-2); margin-bottom:16px; }
.service-card h3{ font-size:1.15rem; margin-bottom:10px; }
.service-card p{ color:var(--muted); font-size:.95rem; }

/* ============ ABOUT ============ */
.about{ padding:100px 0; }
.about-in{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:56px;
  align-items:center;
}
.about-copy p{ color:var(--muted); margin-top:16px; max-width:540px; }
.about-copy h2{ font-size:clamp(1.8rem,3vw,2.3rem); }

.check-list{
  list-style:none;
  margin:28px 0 0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.check-list li{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:.98rem;
}
.check-list svg{ color:var(--signal); flex:none; }

.about-panel{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
}
.panel-head{
  display:flex; align-items:center; gap:9px;
  padding:14px 20px;
  border-bottom:1px solid var(--line);
  font-family:var(--mono);
  font-size:.78rem;
  color:var(--muted);
}
.readout{
  list-style:none; margin:0; padding:22px 20px 30px;
  display:flex; flex-direction:column; gap:16px;
}
.readout li{
  display:flex; justify-content:space-between; align-items:center;
  font-size:.92rem;
  padding-bottom:14px;
  border-bottom:1px dashed var(--line);
}
.readout li:last-child{ border-bottom:none; padding-bottom:0; }
.readout span{ color:var(--muted); }
.readout strong{ font-family:var(--mono); color:var(--signal); font-weight:600; }
.panel-watermark{
  position:absolute;
  right:-40px; bottom:-40px;
  width:180px;
  opacity:.06;
  pointer-events:none;
}

/* ============ CTA ============ */
.cta{
  padding:110px 0;
  background:linear-gradient(135deg, var(--blue) 0%, #123B8C 60%, #0A0F1C 100%);
  text-align:center;
}
.cta-in{ max-width:680px; margin-inline:auto; display:flex; flex-direction:column; align-items:center; gap:18px; }
.cta h2{ font-size:clamp(1.7rem,3.2vw,2.3rem); }
.cta p{ color:rgba(234,240,251,.85); }
.cta .btn{ margin-top:12px; }

/* ============ FOOTER ============ */
footer{
  background:#070A14;
  border-top:1px solid var(--line);
  padding-top:76px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:40px;
  padding-bottom:56px;
}
.footer-brand p{ color:var(--muted); margin-top:14px; font-size:.92rem; max-width:280px; }
.footer-status{ margin-top:20px; }
.footer-col h5{
  font-family:var(--mono);
  font-size:.78rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--muted);
  margin:0 0 18px;
}
.footer-col ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:12px; }
.footer-col a{ color:var(--text); font-size:.94rem; opacity:.85; }
.footer-col a:hover{ opacity:1; color:var(--blue-2); }
.contact-list li{
  display:flex; align-items:center; gap:10px;
  font-size:.9rem; color:var(--muted);
}
.contact-list a{
  display:flex; align-items:center; gap:10px;
  color:var(--muted);
  transition:color .15s ease;
}
.contact-list a:hover{ color:var(--blue-2); }
.contact-list svg{ flex:none; }

.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding:22px 24px;
  border-top:1px solid var(--line);
  font-size:.82rem;
  color:var(--muted);
}
.back-top{ color:var(--muted); }
.back-top:hover{ color:var(--blue-2); }

/* ============ reveal-on-scroll ============ */
[data-reveal]{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .6s ease, transform .6s ease;
}
[data-reveal].is-visible{ opacity:1; transform:none; }
@media (prefers-reduced-motion:reduce){
  [data-reveal]{ opacity:1; transform:none; transition:none; }
}

/* ============ responsive ============ */
@media (max-width:960px){
  .hero-in{ grid-template-columns:1fr; }
  .hero-diagram{ order:-1; max-width:420px; margin-inline:auto; }
  .about-in{ grid-template-columns:1fr; }
  .service-grid{ grid-template-columns:repeat(2,1fr); }
  .footer-top{ grid-template-columns:1fr 1fr; }
  .footer-brand{ grid-column:1 / -1; }
}

@media (max-width:760px){
  .nav-links{
    position:absolute; top:100%; left:0; right:0;
    background:rgba(10,15,28,.98);
    border-bottom:1px solid var(--line);
    flex-direction:column;
    gap:0;
    max-height:0;
    overflow:hidden;
    transition:max-height .25s ease;
  }
  .nav-links.is-open{ max-height:320px; }
  .nav-links a{
    padding:16px 24px;
    border-top:1px solid var(--line);
  }
  .nav-cta{ display:none; }
  .nav-toggle{ display:flex; }

  .hero{ padding:140px 0 90px; }
  .hero-trust{ gap:24px; flex-wrap:wrap; }

  .metrics-grid{ grid-template-columns:repeat(2,1fr); }
  .service-grid{ grid-template-columns:1fr; }
  .footer-top{ grid-template-columns:1fr; }
  .footer-bottom{ flex-direction:column; gap:10px; text-align:center; }
}