/* BLINCOM LTDA — sistema visual derivado del logo y la plantilla corporativa.
   Rojo #FF0000 (marca) · #A80009 (bloques amplios) · gris #525252 (cuerpo). */

:root{
  --paper:#FBFBFA;
  --paper-2:#F1F0ED;
  --ink:#141416;
  --gray:#525252;
  --gray-soft:#8C8C8C;
  --rule:#DBDAD6;
  --red:#FF0000;
  --red-deep:#A80009;
  --red-dark:#6B0006;

  --display:"Zilla Slab",Georgia,"Times New Roman",serif;
  --body:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;

  --pad:clamp(1.25rem,5vw,4.5rem);
  --max:1240px;
  --gap:clamp(1.5rem,3vw,2.75rem);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:5rem}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:1.0625rem;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit}

/* ---------- utilidades tipográficas ---------- */
.eyebrow{
  font-family:var(--mono);
  font-size:.6875rem;
  font-weight:500;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gray-soft);
  margin:0 0 1.1rem;
}
.eyebrow--red{color:var(--red-deep)}
.spec{
  font-family:var(--mono);
  font-size:.75rem;
  letter-spacing:.04em;
  color:var(--gray);
}

h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.015em;margin:0}
h1{font-size:clamp(2.5rem,6.2vw,4.9rem);line-height:.98}
h2{font-size:clamp(1.85rem,3.6vw,2.9rem);line-height:1.08}
h3{font-size:1.1875rem;line-height:1.25;letter-spacing:-.005em}
p{margin:0 0 1rem}
.lede{font-size:clamp(1.0625rem,1.5vw,1.25rem);color:var(--gray);max-width:56ch}

/* ---------- estructura ---------- */
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}
.band{padding-block:clamp(3.5rem,7vw,6.5rem)}
.band--alt{background:var(--paper-2)}
.band--rule{border-top:1px solid var(--rule)}
.band-head{max-width:62ch;margin-bottom:clamp(2rem,4vw,3.25rem)}
.band-head p:not(.eyebrow){color:var(--gray);margin:.95rem 0 0}

/* ---------- encabezado ---------- */
.site-head{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--paper) 88%,transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--rule);
}
.site-head__in{
  max-width:var(--max);margin-inline:auto;padding:.85rem var(--pad);
  display:flex;align-items:center;gap:1.5rem;
}
/* El logo se achica en proporcion en el telefono (W-07) y no se aprieta en
   escritorio: el menu de 8 secciones va compacto a todo ancho, con espacio
   fijo, porque el contenedor no pasa de 1240 px (revision UI 24-oct: la regla
   compacta vivia en un @media que la regla siguiente pisaba). */
.site-head__logo{min-width:0}
.site-head__logo img{width:145px;max-width:100%;height:auto}
.site-nav{display:none;margin-left:auto;gap:1.1rem}
.site-nav a{white-space:nowrap}
.site-head__cta{white-space:nowrap}
.site-nav a{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;
  text-transform:uppercase;text-decoration:none;color:var(--gray);
  padding-block:.5rem;border-bottom:1px solid transparent;transition:color .18s,border-color .18s;
}
.site-nav a:hover,.site-nav a:focus-visible{color:var(--ink);border-color:var(--red)}
.lang{
  margin-left:auto;display:flex;align-items:center;gap:.1rem;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;
  border:1px solid var(--rule);
}
.lang__on,.lang__off{padding:.45rem .6rem;line-height:1}
.lang__on{background:var(--ink);color:var(--paper)}
.lang__off{color:var(--gray);text-decoration:none;transition:color .18s,background .18s}
.lang__off:hover,.lang__off:focus-visible{color:var(--red-deep);background:var(--paper-2)}
@media (min-width:1240px){
  .site-nav{display:flex}
  .lang{margin-left:0}
  .site-head__logo{flex:none}  /* en escritorio cabe: que el menu no lo apriete */
}
/* Bajo 1240 px no cabe el menu: fila de secciones con desplazamiento
   horizontal bajo el encabezado (F-06, aprobado por Daniel 24-oct). Sin JS. */
.site-strip{
  display:flex;gap:1.25rem;overflow-x:auto;-webkit-overflow-scrolling:touch;
  max-width:var(--max);margin-inline:auto;padding:0 calc(var(--pad) + 2rem) .55rem var(--pad);
  /* se desvanece a la derecha: avisa que hay mas secciones (revision UX 24-oct) */
  -webkit-mask-image:linear-gradient(to right,#000 calc(100% - 3rem),transparent);
          mask-image:linear-gradient(to right,#000 calc(100% - 3rem),transparent);
}
.site-strip a{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;
  text-decoration:none;color:var(--gray);white-space:nowrap;padding-block:.35rem;
}
.site-strip a:hover,.site-strip a:focus-visible{color:var(--ink)}
@media (min-width:1240px){.site-strip{display:none}}
@media (max-width:1239px){html{scroll-padding-top:7.5rem}}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--mono);font-size:.75rem;font-weight:500;
  letter-spacing:.1em;text-transform:uppercase;text-decoration:none;
  padding:.72rem 1.15rem;border:1px solid var(--ink);border-radius:0;
  transition:background .18s,color .18s,border-color .18s;
}
.btn--solid{background:var(--ink);color:var(--paper)}
.btn--solid:hover,.btn--solid:focus-visible{background:var(--red-deep);border-color:var(--red-deep)}
.btn--ghost{background:transparent;color:var(--ink)}
.btn--ghost:hover,.btn--ghost:focus-visible{border-color:var(--red);color:var(--red-deep)}
.btn--light{background:var(--paper);color:var(--red-dark);border-color:var(--paper)}
.btn--light:hover,.btn--light:focus-visible{background:transparent;color:var(--paper);border-color:var(--paper)}
.btn__arrow{transition:transform .18s}
.btn:hover .btn__arrow{transform:translateX(3px)}

/* ---------- hero ---------- */
.hero{padding-top:clamp(3rem,6vw,5rem);padding-bottom:clamp(2rem,4vw,3rem)}
.hero__grid{display:grid;gap:var(--gap);align-items:end}
@media (min-width:920px){.hero__grid{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr)}}
.hero h1 .accent{color:var(--red-deep)}
.hero__lede{margin-top:1.4rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.9rem}
.hero__facts{
  display:grid;gap:1.1rem;border-top:1px solid var(--rule);padding-top:1.25rem;
}
@media (min-width:520px){.hero__facts{grid-template-columns:repeat(2,1fr)}}
@media (min-width:920px){.hero__facts{border-top:none;padding-top:0;grid-template-columns:1fr}}
.fact dt{
  font-family:var(--mono);font-size:.6875rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--gray-soft);margin-bottom:.25rem;
}
.fact dd{margin:0;font-size:.95rem;color:var(--ink)}
@media (min-width:920px){
  .hero__facts .fact{border-top:1px solid var(--rule);padding-top:.85rem}
}

/* ---------- diagrama de planta (elemento firma) ---------- */
.plant{margin:clamp(2.5rem,5vw,4rem) 0 0;border-top:1px solid var(--rule);padding-top:1.5rem}
.plant__label{display:flex;flex-wrap:wrap;gap:.5rem 1.25rem;margin-bottom:1rem}
.plant__scroll{overflow-x:auto;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch}
.plant__scroll svg{min-width:760px;width:100%;height:auto;display:block}
.plant__hint{
  display:flex;align-items:center;gap:.5rem;margin-top:.9rem;
  font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--gray-soft);
}
@media (min-width:860px){.plant__hint{display:none}}

.pl-line{fill:none;stroke:var(--ink);stroke-width:1.5}
.pl-drop{fill:none;stroke:var(--gray-soft);stroke-width:1;stroke-dasharray:3 4}
.pl-node{fill:var(--paper);stroke:var(--ink);stroke-width:1.5}
.pl-node--live{fill:var(--red);stroke:var(--red)}
.pl-support{fill:none;stroke:var(--red-deep);stroke-width:1.5}
.pl-t{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;fill:var(--ink)}
.pl-t--soft{fill:var(--gray-soft)}
.pl-t--red{fill:var(--red-deep)}
.pl-cote{stroke:var(--rule);stroke-width:1}

@media (prefers-reduced-motion:no-preference){
  .pl-anim{stroke-dasharray:var(--len,1200);stroke-dashoffset:var(--len,1200);animation:draw 1.5s cubic-bezier(.65,.02,.28,1) forwards}
  .pl-fade{opacity:0;animation:fade .5s ease forwards}
  @keyframes draw{to{stroke-dashoffset:0}}
  @keyframes fade{to{opacity:1}}
}

/* ---------- portafolio ---------- */
.lines{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule)}
@media (min-width:640px){.lines{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1000px){.lines{grid-template-columns:repeat(4,1fr)}}
/* sin hover: las tarjetas no son enlaces y no deben parecerlo (revision UI 24-oct) */
.line{background:var(--paper);padding:1.5rem 1.35rem 1.7rem;position:relative}
.band--alt .line{background:var(--paper-2)}
.line__where{
  font-family:var(--mono);font-size:.625rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gray-soft);display:block;margin-bottom:.75rem;
}
.line p{font-size:.9rem;color:var(--gray);margin:.55rem 0 0}

/* ---------- dos columnas técnicas ---------- */
.duo{display:grid;gap:var(--gap)}
@media (min-width:840px){.duo{grid-template-columns:repeat(2,1fr)}}
.tech{border-top:2px solid var(--ink);padding-top:1.4rem}
.tech h3{margin-bottom:.85rem}
.tech p:not(.tech__k){color:var(--gray);font-size:.97rem}
.speclist{list-style:none;margin:1.1rem 0 0;padding:0}
.speclist li{
  display:flex;gap:.85rem;padding:.6rem 0;border-bottom:1px solid var(--rule);
  font-family:var(--mono);font-size:.78rem;letter-spacing:.02em;color:var(--gray);
}
.speclist li::before{content:"—";color:var(--red);flex:none}

/* ---------- químicas ---------- */
.chem{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule)}
@media (min-width:800px){.chem{grid-template-columns:repeat(3,1fr)}}
.chem__col{background:var(--paper);padding:1.6rem 1.4rem 1.8rem;display:flex;flex-direction:column}
.chem__name{font-family:var(--display);font-size:1.3rem;font-weight:600;margin-bottom:.2rem}
.chem__type{font-family:var(--mono);font-size:.65rem;letter-spacing:.14em;text-transform:uppercase;color:var(--red-deep);margin-bottom:1rem}
.chem__col p{font-size:.92rem;color:var(--gray);margin:0}
.note{
  margin-top:1.75rem;padding:1.15rem 1.35rem;border-left:2px solid var(--red);
  background:var(--paper-2);font-size:.92rem;color:var(--gray);
}
.band--alt .note{background:var(--paper)}
.note strong{color:var(--ink);font-weight:600}

/* ---------- referencias con foto ---------- */
.refs{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule)}
@media (min-width:560px){.refs{grid-template-columns:repeat(2,1fr)}}
@media (min-width:980px){.refs{grid-template-columns:repeat(3,1fr)}}
.ref{background:#fff;padding:1.35rem 1.15rem 1.5rem;display:flex;flex-direction:column;gap:.9rem}
.ref__shot{height:140px;display:flex;align-items:center;justify-content:center}
.ref__shot img{max-height:140px;width:auto;object-fit:contain;mix-blend-mode:multiply}
.ref h3{font-size:.98rem}
.ref p{font-size:.83rem;color:var(--gray);margin:0}

/* ---------- banda de argumento ---------- */
.claim{background:var(--ink);color:var(--paper)}
.claim .eyebrow{color:rgba(251,251,250,.5)}
.claim h2{max-width:20ch;margin-bottom:0}
.claim__grid{display:grid;gap:var(--gap);align-items:start}
@media (min-width:840px){.claim__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}
.claim p{color:rgba(251,251,250,.72)}
.claim strong{color:var(--paper);font-weight:600}
.claim__rule{width:56px;height:2px;background:var(--red);margin-bottom:1.5rem}

/* ---------- proceso ---------- */
.steps{display:grid;gap:0;counter-reset:s}
@media (min-width:820px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{padding:1.5rem 0;border-top:1px solid var(--rule);position:relative}
@media (min-width:820px){.step{padding:1.5rem 1.4rem 0 0}}
.step__n{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;color:var(--red);display:block;margin-bottom:.8rem}
.step p{font-size:.9rem;color:var(--gray);margin:.5rem 0 0}

/* ---------- contacto ---------- */
.contact{background:var(--red-deep);color:#fff}
.contact__grid{display:grid;gap:var(--gap);align-items:start}
@media (min-width:860px){.contact__grid{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}}
.contact h2{color:#fff;max-width:19ch;margin-bottom:1.05rem}
.contact .eyebrow{color:rgba(255,255,255,.55)}
.contact p{color:rgba(255,255,255,.8)}
.contact__logo{width:190px;margin-bottom:2rem}
.contact__list{list-style:none;margin:0;padding:0;border-top:1px solid rgba(255,255,255,.28)}
.contact__list li{padding:1rem 0;border-bottom:1px solid rgba(255,255,255,.28)}
.contact__list dt,.ct-k{
  font-family:var(--mono);font-size:.65rem;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(255,255,255,.6);display:block;margin-bottom:.3rem;
}
.ct-v{font-size:1.05rem;color:#fff;text-decoration:none;border-bottom:1px solid transparent;transition:border-color .18s}
a.ct-v:hover,a.ct-v:focus-visible{border-color:#fff}
.contact__actions{margin-top:1.8rem;display:flex;flex-wrap:wrap;gap:.7rem}

/* ---------- pie ---------- */
.site-foot{background:var(--red-dark);color:rgba(255,255,255,.62);padding-block:1.6rem;font-size:.8rem}
.site-foot__in{
  max-width:var(--max);margin-inline:auto;padding-inline:var(--pad);
  display:flex;flex-wrap:wrap;gap:.6rem 1.5rem;justify-content:space-between;align-items:center;
}
.site-foot span{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase}

/* ---------- accesibilidad ---------- */
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.skip{
  position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--paper);
  padding:.7rem 1rem;z-index:100;font-family:var(--mono);font-size:.75rem;
}
.skip:focus{left:0}

@media (prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.3,1)}
  .reveal.is-in{opacity:1;transform:none}
}

/* ================= recorrido lateral (wayfinding de planta) ============ */
.rail{
  display:none;position:fixed;left:1.5rem;top:50%;transform:translateY(-50%);
  z-index:40;opacity:0;transition:opacity .35s ease;pointer-events:none;
}
.rail.is-visible{opacity:1;pointer-events:auto}
.rail ul{list-style:none;margin:0;padding:0;position:relative}
.rail ul::before{
  content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;background:var(--rule);
}
.rail li{position:relative}
.rail a{
  display:flex;align-items:center;gap:.7rem;padding:.5rem 0;text-decoration:none;
  font-family:var(--mono);font-size:.62rem;letter-spacing:.11em;text-transform:uppercase;
  color:var(--gray-soft);transition:color .2s;
}
.rail__mark{
  width:11px;height:11px;flex:none;background:var(--paper);
  border:1px solid var(--gray-soft);transition:background .2s,border-color .2s,transform .2s;
}
.rail__t{opacity:.55;transition:opacity .2s;white-space:nowrap}
.rail a:hover .rail__t,.rail a:focus-visible .rail__t{opacity:1}
.rail a:hover,.rail a:focus-visible{color:var(--ink)}
.rail a.is-on{color:var(--red-deep)}
.rail a.is-on .rail__mark{background:var(--red);border-color:var(--red);transform:scale(1.18)}
.rail a.is-on .rail__t{opacity:1}
@media (min-width:1500px){.rail{display:block}}
@media (prefers-reduced-motion:reduce){.rail{transition:none}}

/* ================= perfiles de red (ritmo propio, no tarjetas) ========= */
.perfiles{border-top:1px solid var(--ink)}
.perfil{
  display:grid;gap:.5rem 2rem;padding:1.75rem 0;border-bottom:1px solid var(--rule);
  align-items:start;
}
@media (min-width:820px){
  .perfil{grid-template-columns:3.5rem minmax(0,13rem) minmax(0,1fr);gap:0 2.5rem;padding:2rem 0}
}
.perfil__n{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--red);
  padding-top:.3rem;
}
.perfil__who h3{margin-bottom:.35rem}
.perfil__need{
  font-family:var(--mono);font-size:.63rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--gray-soft);margin:0;
}
.perfil__d{color:var(--gray);font-size:.97rem;margin:0;max-width:62ch}
@media (max-width:819px){.perfil__d{margin-top:.5rem}}

/* ================= tabla comparativa de quimicas ====================== */
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.chemtable{border-collapse:collapse;width:100%;min-width:640px;text-align:left}
.chemtable th,.chemtable td{
  padding:.95rem 1.1rem;border-bottom:1px solid var(--rule);vertical-align:top;
  font-size:.9rem;color:var(--gray);
}
.chemtable thead th{border-bottom:2px solid var(--ink);vertical-align:bottom;width:26%}
.chemtable thead .chemtable__corner{border-bottom:2px solid var(--ink);width:22%}
.chem__name{display:block;font-family:var(--display);font-size:1.15rem;font-weight:600;color:var(--ink)}
.chem__type{
  display:block;font-family:var(--mono);font-size:.6rem;letter-spacing:.13em;
  text-transform:uppercase;color:var(--red-deep);margin-top:.2rem;
}
.chemtable tbody th{
  font-family:var(--mono);font-size:.66rem;font-weight:500;letter-spacing:.12em;
  text-transform:uppercase;color:var(--gray-soft);width:22%;
}
.chemtable tbody tr:last-child th,.chemtable tbody tr:last-child td{border-bottom:none}

/* ================= casillas pendientes (la compania) ================== */
.slots{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule)}
@media (min-width:640px){.slots{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1000px){.slots{grid-template-columns:repeat(3,1fr)}}
.slot{
  background:var(--paper);padding:1.4rem 1.3rem 1.5rem;display:flex;flex-direction:column;
  gap:.5rem;min-height:150px;
}
.slot h3{font-size:1rem}
.slot p{font-size:.85rem;color:var(--gray);margin:0}
.slot__tag{
  margin-top:auto;align-self:flex-start;font-family:var(--mono);font-size:.58rem;
  letter-spacing:.13em;text-transform:uppercase;color:var(--red-deep);
  border:1px dashed currentColor;padding:.28rem .5rem;
}
.note--warn{border-left-color:var(--ink)}

/* ================= clientes (franja bajo el hero, texto sin logos) ==== */
.clients{padding-block:clamp(2.5rem,5vw,4rem)}
.clients__head{margin-bottom:1.5rem}
.clients__h2{font-size:clamp(1.45rem,2.6vw,2rem)}
.clients__grid{display:grid;gap:1.6rem;border-top:1px solid var(--ink);padding-top:1.5rem}
@media (min-width:760px){
  .clients__grid{grid-template-columns:repeat(3,auto);justify-content:start;column-gap:clamp(2.5rem,6vw,5.5rem)}
}
.clients__sector{
  font-family:var(--mono);font-size:.625rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--red-deep);display:block;margin-bottom:.65rem;
}
.clients__names{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.35rem 1.5rem}
.clients__names li{
  font-family:var(--display);font-size:clamp(1.15rem,1.8vw,1.4rem);
  font-weight:600;color:var(--ink);letter-spacing:-.01em;
}
.clients__why{margin-top:1.9rem;background:var(--paper-2)}

/* ================= casos de uso (pares problema -> solucion) ========== */
.cases__glabel{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.15em;
  text-transform:uppercase;color:var(--ink);margin:2.1rem 0 .9rem;
}
.cases__glabel::before{content:"";display:inline-block;width:22px;height:2px;background:var(--red);vertical-align:middle;margin-right:.7rem}
.cases{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule)}
@media (min-width:900px){.cases{grid-template-columns:repeat(3,1fr)}}
.case{background:var(--paper-2);padding:1.5rem 1.35rem 1.55rem;display:flex;flex-direction:column}
.case__n{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;color:var(--red);margin-bottom:.7rem}
.case h3{margin-bottom:.2rem}
.case__k{
  font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gray-soft);margin:1rem 0 .3rem;
}
.case__k--sol{color:var(--red-deep)}
.case__p{font-size:.9rem;color:var(--gray);margin:0}
.case__k--sol + .case__p{margin-bottom:1.15rem}  /* el ultimo <p> es .case__ind */
.case__ind{
  margin:auto 0 0;padding-top:.8rem;border-top:1px dashed var(--rule);
  font-family:var(--mono);font-size:.66rem;letter-spacing:.04em;color:var(--gray-soft);
}
.crc{margin-top:2.1rem;border:1px solid var(--rule);background:var(--paper);padding:1.35rem 1.5rem 1.4rem}
.crc__k{
  font-family:var(--mono);font-size:.64rem;letter-spacing:.15em;text-transform:uppercase;
  color:var(--red-deep);margin:0 0 .55rem;
}
.crc__p{font-size:.95rem;color:var(--gray);max-width:78ch;margin:0 0 .55rem}
.crc__src{font-family:var(--mono);font-size:.66rem;letter-spacing:.04em;color:var(--gray-soft);margin:0}

/* ================= capacidad y respaldo (metricas lamina 13) ========== */
.metrics{display:grid;gap:0;border-top:1px solid var(--ink);margin:0 0 1.9rem}
@media (min-width:760px){.metrics{grid-template-columns:repeat(4,1fr)}}
.metric{padding:1.35rem 1.5rem 1.5rem 0;border-bottom:1px solid var(--rule)}
@media (min-width:760px){
  .metric{border-bottom:none;border-right:1px solid var(--rule)}
  .metric:not(:first-child){padding-left:1.5rem}
  .metric:last-child{border-right:none;padding-right:0}
}
.metric dt{
  font-family:var(--mono);font-size:.6875rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--gray-soft);margin-bottom:.6rem;
}
.metric dd{margin:0}
.metric__v{
  display:block;font-family:var(--display);font-weight:600;
  font-size:clamp(1.7rem,3vw,2.4rem);line-height:1.05;color:var(--ink);letter-spacing:-.015em;
}
.metric__sub{display:block;margin-top:.35rem;font-size:.86rem;color:var(--gray)}
.slots--duo{grid-template-columns:1fr}
@media (min-width:640px){.slots--duo{grid-template-columns:repeat(2,1fr)}}
.slots--duo .slot{min-height:120px}

/* ================= distribuidor autorizado (enlaces a fabricantes) ==== */
.brands{border-top:1px solid var(--ink)}
.brandrow{display:grid;gap:.4rem 2.5rem;padding:1.2rem 0 1.3rem;border-bottom:1px solid var(--rule)}
@media (min-width:820px){.brandrow{grid-template-columns:minmax(0,14rem) minmax(0,1fr);gap:0 2.5rem}}
.brandrow__line{
  font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--red-deep);padding-top:.55rem;
}
.brandrow__list{display:flex;flex-wrap:wrap;gap:.3rem 2.3rem}
.brand{
  display:inline-flex;flex-direction:column;text-decoration:none;
  padding-block:.35rem;
}
.brand__name{
  font-family:var(--display);font-size:1.2rem;font-weight:600;color:var(--ink);
  letter-spacing:-.01em;border-bottom:1px solid transparent;align-self:flex-start;
  transition:color .18s,border-color .18s;
}
.brand__dom{
  font-family:var(--mono);font-size:.66rem;letter-spacing:.05em;
  color:var(--gray-soft);margin-top:.2rem;transition:color .18s;
}
a.brand:hover .brand__name,a.brand:focus-visible .brand__name{color:var(--red-deep);border-color:var(--red)}
a.brand:hover .brand__dom,a.brand:focus-visible .brand__dom{color:var(--red-deep)}
.brand--static{cursor:default}

/* ================= reemplazo de estilos que iban en linea ============= */
.refs__foot{margin-top:1.5rem}
.plant__label .eyebrow{margin:0}

/* ================= web v2 · brochure 2-oct-2026 ======================= */
.clients__lede{color:var(--gray);margin:.6rem 0 0;max-width:62ch}
.clients__grid{grid-template-columns:none}
@media (min-width:760px){.clients__grid{grid-template-columns:repeat(2,auto)}}

/* portafolio: cuatro capas (estratos) con sus lineas */
.strata{border-top:1px solid var(--ink)}
.stratum{display:grid;gap:1rem 2.5rem;padding:1.5rem 0;border-bottom:1px solid var(--rule)}
@media (min-width:900px){.stratum{grid-template-columns:minmax(0,13rem) minmax(0,1fr);padding:1.75rem 0}}
.stratum__k{
  font-family:var(--mono);font-size:.72rem;font-weight:500;letter-spacing:.16em;
  text-transform:uppercase;color:var(--red-deep);margin-bottom:.5rem;
}
.stratum__head p{font-size:.92rem;color:var(--gray);margin:0}
.stratum .lines{grid-template-columns:1fr;background:none;border:none;gap:0}
.stratum .line{border:1px solid var(--rule);margin:0 -1px -1px 0}
@media (min-width:640px){.stratum .lines{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1100px){.stratum .lines{grid-template-columns:repeat(3,minmax(0,1fr))}}
.line h4{font-family:var(--display);font-weight:600;font-size:1.1875rem;line-height:1.25;margin:0}
.line__n{color:var(--red-deep);margin-right:.35rem}
.eq{
  margin:1.75rem 0 0;font-family:var(--mono);font-size:.78rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--ink);line-height:2;
}
.eq__op{color:var(--red);margin-inline:.35rem}
.eq__res{text-transform:none;letter-spacing:.02em;color:var(--gray)}

/* red: foto real por columna + ruta de evolucion */
.tech__shot{height:180px;display:flex;align-items:center;justify-content:flex-start;margin-bottom:1.25rem}
.tech__shot img{max-height:180px;width:auto;object-fit:contain;mix-blend-mode:multiply}
.tech__k{
  font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--red-deep);margin:.4rem 0 .8rem;
}
.ruta{margin-top:clamp(2.25rem,4vw,3rem);border-top:2px solid var(--ink);padding-top:1.4rem}
.ruta__k{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.15em;text-transform:uppercase;
  color:var(--red-deep);margin:0 0 1rem;
}
.ruta__tracks{list-style:none;margin:0;padding:0;display:grid;gap:.9rem}
.ruta__track{display:grid;gap:.4rem 1.5rem;align-items:center}
@media (min-width:640px){.ruta__track{grid-template-columns:5rem minmax(0,1fr)}}
.ruta__tech{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gray)}
.ruta__steps{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;align-items:center;gap:.5rem 0}
.ruta__steps li{font-family:var(--display);font-weight:600;font-size:clamp(1.15rem,2vw,1.45rem);color:var(--ink)}
.ruta__steps li + li::before{
  content:"\2192";font-family:var(--body);font-weight:400;color:var(--red);margin-inline:.9rem;
}
.ruta__foot{margin:1.25rem 0 0;font-size:.95rem;color:var(--gray)}
.ruta__foot strong{color:var(--red-deep);font-weight:600}

/* energia · equipos: dos fotos + "tambien en catalogo" */
.equips{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule)}
@media (min-width:640px){.equips{grid-template-columns:repeat(2,1fr)}}
@media (min-width:980px){.equips{grid-template-columns:repeat(3,1fr)}}
.equip{background:#fff;padding:1.35rem 1.15rem 1.5rem;display:flex;flex-direction:column;gap:.9rem}
.equip h3{font-size:1.05rem}
.equip p{font-size:.88rem;color:var(--gray);margin:0}
.equip--more{background:var(--paper)}
.equip--more h3{
  font-family:var(--mono);font-size:.68rem;font-weight:500;letter-spacing:.15em;
  text-transform:uppercase;color:var(--red-deep);
}
.equip--more .speclist{margin:0}
@media (min-width:640px) and (max-width:979px){.equip--more{grid-column:1 / -1}}

/* sitio: dos piezas con foto real sobre la banda oscura */
.claim__why{margin-top:1.75rem}
.site-items{display:grid;gap:1px;background:rgba(251,251,250,.16)}
.site-item{background:var(--ink);display:grid;gap:1rem 1.25rem;padding:1.25rem 0}
@media (min-width:520px){.site-item{grid-template-columns:9.5rem minmax(0,1fr);align-items:start}}
.site-item__shot{background:#fff;height:7.5rem;display:flex;align-items:center;justify-content:center;padding:.6rem}
.site-item__shot img{max-height:100%;width:auto;object-fit:contain}
.site-item h3{color:var(--paper);margin-bottom:.4rem}
.site-item p{font-size:.92rem;margin:0}

/* servicios */
.svcs{display:grid;gap:0;border-top:1px solid var(--ink)}
@media (min-width:640px){.svcs{grid-template-columns:repeat(2,1fr);column-gap:2rem}}
@media (min-width:980px){.svcs{grid-template-columns:repeat(3,1fr)}}
.svc{padding:1.4rem 0 1.5rem;border-bottom:1px solid var(--rule)}
.svc__n{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;color:var(--red-deep);display:block;margin-bottom:.65rem}
.svc p{font-size:.92rem;color:var(--gray);margin:.45rem 0 0}

/* contacto: tarjeta .vcf + QR (el QR solo en escritorio: en el telefono
   no hay con que escanearlo — ahi sirve el boton) */
.btn--outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn--outline-light:hover,.btn--outline-light:focus-visible{background:#fff;color:var(--red-dark);border-color:#fff}
.contact__qr{display:none;margin:0 0 1.5rem;align-items:center;gap:1rem}
.contact__qr img{width:168px;height:168px}
.contact__qr figcaption{
  font-family:var(--mono);font-size:.65rem;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(255,255,255,.9);max-width:18ch;line-height:1.7;
}
@media (min-width:860px) and (hover:hover){.contact__qr{display:flex}}

/* --- Contacto a lo largo de la pagina (Daniel, 24-oct-2026) ---------------
   En el telefono la pagina mide ~27 pantallas y no habia como escribir entre
   el inicio y el final (revision UX). Todo abre WhatsApp con el mensaje del
   lead ya escrito; sin JS. */
/* Barra fija en el telefono: WhatsApp y llamada a la mano en toda la pagina
   (camino conservador, 24-oct-2026; hipotesis a medir, no hay estudio B2B). */
.mbar{
  position:fixed;left:0;right:0;bottom:0;z-index:40;display:flex;gap:.6rem;
  padding:.6rem var(--pad) calc(.6rem + env(safe-area-inset-bottom));
  background:rgba(250,250,248,.96);border-top:1px solid var(--rule);
}
.mbar .btn{flex:1;justify-content:center}
@media (max-width:859px){body{padding-bottom:4.5rem}}
@media (min-width:860px){.mbar{display:none}}
.hero__proof{margin:1.1rem 0 0;font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink)}
/* Plegables: abiertos sin JS; site.js los cierra en el telefono */
.fold>summary{
  cursor:pointer;list-style:none;display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--red-deep);padding:.6rem 0;margin-bottom:.4rem;
}
.fold>summary::-webkit-details-marker{display:none}
.fold>summary::before{content:"+";font-size:1rem;line-height:1}
.fold[open]>summary::before{content:"−"}
.fold>summary:focus-visible{outline:2px solid var(--red-deep);outline-offset:3px}
@media (min-width:860px){.fold>summary{display:none}}
.claim .midcta{color:#fff}
.claim .midcta__a{color:#fff}
.ref__ask,.midcta__a{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--red-deep);text-decoration:none;border-bottom:1px solid currentColor;padding-block:.35rem;
}
.ref__ask{margin-top:auto;align-self:flex-start}
.ref__ask:hover,.ref__ask:focus-visible,.midcta__a:hover,.midcta__a:focus-visible{color:var(--ink)}
.midcta{margin:1.6rem 0 0;display:flex;flex-wrap:wrap;gap:.4rem 1rem;align-items:baseline;font-size:.95rem;color:var(--ink)}
.contact p.contact__welcome{margin-top:1rem;color:#fff;font-weight:500;max-width:52ch}