/* Nexsystec — estilos del sitio. Paleta y tipografía tomadas del manual de marca. */
:root {
  --fondo: #070B14;
  --fondo-2: #0A0F1C;
  --panel: #0E1626;
  --panel-2: #121C30;
  --linea: rgba(120, 170, 255, .16);
  --azul: #1E88E5;
  --azul-hondo: #0D47A1;
  --cian: #00E5FF;
  --tinta: #F5F7FA;
  --tenue: #9AA9C2;
  --verde: #2BD98A;
  --ambar: #FFB547;
  --rojo: #FF5D6C;
  --radio: 14px;
  --ancho: 1180px;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--fondo);
  color: var(--tinta);
  font: 400 17px/1.6 Montserrat, "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
main { overflow-x: clip; }
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { text-wrap: balance; line-height: 1.12; }
:focus-visible { outline: 2px solid var(--cian); outline-offset: 3px; border-radius: 6px; }

.saltar { position: absolute; left: -999px; top: 8px; background: var(--azul); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.saltar:focus { left: 8px; }

/* ---------- cabecera ---------- */
.cabecera {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px clamp(16px, 4vw, 44px);
  transition: background .3s, padding .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.cabecera.fija { background: rgba(7, 11, 20, .86); backdrop-filter: blur(12px); border-color: var(--linea); padding-block: 9px; }
.marca { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.marca img { width: 42px; height: auto; }
.marca-texto { font-weight: 800; letter-spacing: .06em; font-size: 19px; line-height: 1; }
.marca-texto small { display: block; margin-top: 5px; font: 600 9.500px/1 Montserrat, sans-serif; letter-spacing: .3em; text-transform: uppercase; color: var(--azul); }
.menu { display: flex; align-items: center; gap: clamp(14px, 2.2vw, 30px); }
.menu a:not(.boton) { text-decoration: none; font-size: 14.500px; font-weight: 600; color: var(--tenue); transition: color .2s; }
.menu a:not(.boton):hover { color: var(--tinta); }
.menu-boton { display: none; background: none; border: 1px solid var(--linea); border-radius: 10px; width: 44px; height: 44px; padding: 11px 10px; cursor: pointer; }
.menu-boton span { display: block; height: 2px; background: var(--tinta); margin-bottom: 6px; border-radius: 2px; transition: transform .25s, opacity .25s; }
.menu-boton span:last-child { margin: 0; }
.menu-boton[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-boton[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-boton[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- botones ---------- */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 24px; border-radius: 999px; border: 0; cursor: pointer;
  font: 700 15.500px/1.2 Montserrat, sans-serif; text-decoration: none; color: #fff;
  background: linear-gradient(135deg, var(--azul) 0%, var(--azul-hondo) 100%);
  box-shadow: 0 10px 30px -10px rgba(30, 136, 229, .8), inset 0 1px 0 rgba(255, 255, 255, .22);
  transition: transform .2s, box-shadow .2s;
}
.boton:hover { transform: translateY(-2px); box-shadow: 0 16px 36px -10px rgba(0, 229, 255, .55), inset 0 1px 0 rgba(255, 255, 255, .3); }
.boton svg { width: 20px; height: 20px; fill: currentColor; flex: none; }
.boton-linea { background: transparent; box-shadow: inset 0 0 0 1.500px var(--linea); color: var(--tinta); }
.boton-linea:hover { box-shadow: inset 0 0 0 1.500px var(--cian); }
.boton-chico { padding: 10px 18px; font-size: 14px; white-space: nowrap; }
.marca-texto small, .menu a { white-space: nowrap; }

/* ---------- riel lateral (pista de circuito) ---------- */
.riel { position: fixed; left: 22px; top: 50%; transform: translateY(-50%); z-index: 40; display: none; flex-direction: column; gap: 30px; }
.riel-pista { position: absolute; left: 6px; top: 6px; bottom: 6px; width: 2px; background: var(--linea); border-radius: 2px; overflow: hidden; }
.riel-avance { display: block; width: 100%; height: 0; background: linear-gradient(var(--azul), var(--cian)); }
.riel a { position: relative; display: flex; align-items: center; gap: 12px; text-decoration: none; }
.riel i { width: 14px; height: 14px; border-radius: 50%; background: var(--fondo); border: 2px solid rgba(120, 170, 255, .45); transition: border-color .3s, box-shadow .3s, background .3s; }
.riel b { font: 600 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--tenue); opacity: 0; transform: translateX(-6px); transition: opacity .2s, transform .2s; white-space: nowrap; }
.riel a:hover b, .riel a:focus-visible b { opacity: 1; transform: none; }
.riel a.activo i { border-color: var(--cian); background: var(--cian); box-shadow: 0 0 0 5px rgba(0, 229, 255, .16), 0 0 18px var(--cian); }
@media (min-width: 1380px) { .riel { display: flex; } }

/* ---------- portada ---------- */
.portada {
  position: relative; isolation: isolate;
  min-height: 100svh;
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); align-items: center; gap: clamp(28px, 5vw, 70px);
  padding: 120px clamp(18px, 5vw, 70px) 70px;
  max-width: 1500px; margin: 0 auto;
}
.portada::before {
  content: ""; position: absolute; inset: 0 calc(50% - 50vw); z-index: -2;
  background:
    radial-gradient(60% 55% at 78% 38%, rgba(13, 71, 161, .5), transparent 70%),
    radial-gradient(40% 40% at 12% 85%, rgba(0, 229, 255, .09), transparent 70%),
    linear-gradient(var(--fondo-2), var(--fondo));
}
.circuito { position: absolute; right: -6vw; top: 0; width: min(900px, 80vw); height: 100%; z-index: -1; opacity: .5; }
.circuito path { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.pistas path { stroke: rgba(30, 136, 229, .34); stroke-width: 7; }
.pulsos path { stroke: var(--cian); stroke-width: 3; stroke-dasharray: 60 900; stroke-dashoffset: 960; animation: pulso 5.500s linear infinite; filter: drop-shadow(0 0 6px var(--cian)); }
.pulsos path:nth-child(2) { animation-delay: -1.300s; } .pulsos path:nth-child(3) { animation-delay: -2.700s; }
.pulsos path:nth-child(4) { animation-delay: -.6s; } .pulsos path:nth-child(5) { animation-delay: -3.600s; }
.pulsos path:nth-child(6) { animation-delay: -2s; } .pulsos path:nth-child(7) { animation-delay: -4.400s; }
.nodos circle { fill: var(--fondo); stroke: rgba(30, 136, 229, .7); stroke-width: 5; }
@keyframes pulso { to { stroke-dashoffset: 0; } }

.ceja { display: inline-flex; align-items: center; gap: 10px; font: 500 12.500px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--tenue); padding: 8px 14px; border: 1px solid var(--linea); border-radius: 999px; background: rgba(14, 22, 38, .6); }
.punto { width: 8px; height: 8px; border-radius: 50%; background: var(--verde); box-shadow: 0 0 0 4px rgba(43, 217, 138, .18); }
.portada h1 { font-size: clamp(42px, 6.400vw, 88px); font-weight: 800; letter-spacing: -.025em; margin: 22px 0 22px; }
.portada h1 em { font-style: normal; background: linear-gradient(100deg, var(--azul) 10%, var(--cian) 90%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.bajada { font-size: clamp(17px, 1.500vw, 20px); color: #C5D0E3; max-width: 34em; }
.acciones { display: flex; flex-wrap: wrap; gap: 14px; margin: 32px 0 26px; }
.firma { font-size: 13.500px; color: var(--tenue); }

.monitor { margin: 0; position: relative; border-radius: 18px; background: #04070D; border: 1px solid rgba(120, 170, 255, .28); box-shadow: 0 40px 90px -30px rgba(13, 71, 161, .9), 0 0 0 8px rgba(14, 22, 38, .7); transform: perspective(1400px) rotateY(-7deg) rotateX(2deg); transition: transform .6s cubic-bezier(.2, .7, .2, 1); }
.monitor:hover { transform: perspective(1400px) rotateY(0) rotateX(0); }
.monitor-barra { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 11px 16px; font: 500 11.500px/1 var(--mono); letter-spacing: .1em; color: var(--tenue); border-bottom: 1px solid var(--linea); }
.monitor-barra span, .monitor-barra time { white-space: nowrap; }
.monitor-barra span:first-child { display: inline-flex; align-items: center; gap: 8px; color: var(--tinta); }
@media (max-width: 600px) { .monitor-barra span:nth-child(2) { display: none; } }
.rec { width: 9px; height: 9px; border-radius: 50%; background: var(--rojo); animation: parpadeo 1.400s steps(2, jump-none) infinite; }
@keyframes parpadeo { 50% { opacity: .2; } }
.monitor-grilla { display: grid; grid-template-columns: 1fr 1fr; gap: 3px; padding: 3px; }
.monitor-grilla div { position: relative; overflow: hidden; aspect-ratio: 4 / 3; background: #000; }
.monitor-grilla img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.92) contrast(1.04); }
.monitor-grilla div::after { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(transparent 0 3px, rgba(0, 0, 0, .12) 3px 4px); pointer-events: none; }
.monitor-grilla span { position: absolute; left: 8px; bottom: 7px; z-index: 1; font: 500 10.500px/1 var(--mono); letter-spacing: .08em; color: #fff; background: rgba(0, 0, 0, .58); padding: 5px 7px; border-radius: 4px; }
.monitor figcaption { text-align: center; padding: 10px; font: 500 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--tenue); }

/* ---------- cifras ---------- */
.cifras { display: grid; grid-template-columns: repeat(4, 1fr); max-width: var(--ancho); margin: 0 auto; padding: 0 clamp(18px, 4vw, 30px); }
.cifras div { padding: 26px 22px; border-left: 1px solid var(--linea); }
.cifras div:first-child { border-left: 0; }
.cifras strong { display: block; font-size: clamp(34px, 4vw, 52px); font-weight: 800; line-height: 1; background: linear-gradient(120deg, #fff, #8EC8FF); -webkit-background-clip: text; background-clip: text; color: transparent; }
.cifras span { display: block; margin-top: 8px; font-size: 14px; color: var(--tenue); line-height: 1.4; }

/* ---------- bloques ---------- */
.bloque { max-width: var(--ancho); margin: 0 auto; padding: clamp(70px, 9vw, 120px) clamp(18px, 4vw, 30px) 0; }
.titulo { max-width: 760px; margin-bottom: 40px; }
.indice { font: 500 12.500px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--cian); margin-bottom: 16px; }
.titulo h2, .software h2 { font-size: clamp(30px, 4vw, 50px); font-weight: 800; letter-spacing: -.02em; }
.titulo p:last-child { margin-top: 14px; color: var(--tenue); font-size: 18px; }

.servicios { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.servicio { position: relative; padding: 26px 22px 24px; border-radius: var(--radio); background: linear-gradient(160deg, var(--panel-2), var(--panel)); border: 1px solid var(--linea); overflow: hidden; transition: transform .3s, border-color .3s; }
.servicio::after { content: ""; position: absolute; right: -40px; top: -40px; width: 120px; height: 120px; border-radius: 50%; background: radial-gradient(rgba(0, 229, 255, .22), transparent 70%); opacity: 0; transition: opacity .3s; }
.servicio:hover { transform: translateY(-5px); border-color: rgba(0, 229, 255, .5); }
.servicio:hover::after { opacity: 1; }
.servicio svg { width: 38px; height: 38px; fill: none; stroke: var(--cian); stroke-width: 1.500; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 18px; }
.servicio h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.servicio p { font-size: 14.500px; color: var(--tenue); line-height: 1.55; }

/* ---------- trabajos: mosaico tipo grabador ---------- */
.filtros { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.filtros button { font: 600 13.500px/1 Montserrat, sans-serif; color: var(--tenue); background: transparent; border: 1px solid var(--linea); border-radius: 999px; padding: 10px 16px; cursor: pointer; transition: color .2s, border-color .2s, background .2s; }
.filtros button:hover { color: var(--tinta); border-color: rgba(120, 170, 255, .5); }
.filtros button[aria-pressed="true"] { color: #04121F; background: var(--cian); border-color: var(--cian); }
.mosaico { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; padding: 4px; background: #03060B; border: 1px solid var(--linea); border-radius: var(--radio); }
.canal { position: relative; padding: 0; border: 0; background: #000; aspect-ratio: 4 / 3; overflow: hidden; cursor: zoom-in; border-radius: 6px; }
.canal.ancho { grid-column: span 2; grid-row: span 2; }
.canal img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2, .7, .2, 1), filter .3s; filter: saturate(.9); }
.canal:hover img, .canal:focus-visible img { transform: scale(1.06); filter: saturate(1.08); }
.canal .etq { position: absolute; left: 8px; top: 8px; font: 500 10.500px/1 var(--mono); letter-spacing: .08em; color: #fff; background: rgba(0, 0, 0, .6); padding: 5px 7px; border-radius: 4px; }
.canal .pie-foto { position: absolute; inset: auto 0 0 0; padding: 26px 10px 9px; text-align: left; font: 600 13px/1.3 Montserrat, sans-serif; color: #fff; background: linear-gradient(transparent, rgba(0, 0, 0, .82)); opacity: 0; transform: translateY(6px); transition: opacity .25s, transform .25s; }
.canal:hover .pie-foto, .canal:focus-visible .pie-foto { opacity: 1; transform: none; }
.canal.oculto { display: none; }

.caso { display: grid; grid-template-columns: 1.050fr 1fr; gap: clamp(22px, 4vw, 50px); align-items: center; margin-top: 56px; padding: clamp(20px, 3vw, 34px); border-radius: 20px; border: 1px solid var(--linea); background: linear-gradient(140deg, rgba(13, 71, 161, .28), rgba(14, 22, 38, .6) 55%); }
.caso-fotos { display: grid; grid-template-columns: 1.300fr 1fr; gap: 10px; }
.caso-fotos img { width: 100%; height: 100%; object-fit: cover; border-radius: 12px; border: 1px solid var(--linea); }
.caso h3 { font-size: clamp(22px, 2.600vw, 32px); font-weight: 800; margin-bottom: 22px; }
.pasos-obra { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; counter-reset: paso; }
.pasos-obra li { position: relative; padding-left: 44px; color: #C5D0E3; font-size: 15.500px; counter-increment: paso; }
.pasos-obra li::before { content: counter(paso, decimal-leading-zero); position: absolute; left: 0; top: 2px; font: 700 12px/1 var(--mono); color: var(--cian); padding: 6px 7px; border: 1px solid rgba(0, 229, 255, .4); border-radius: 6px; }
.pasos-obra b { display: block; color: var(--tinta); font-weight: 700; }

/* ---------- experiencia ---------- */
.rubros { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 44px; }
.rubro { padding: 22px 0 22px 28px; border-top: 1px solid var(--linea); position: relative; }
.rubro::before { content: ""; position: absolute; left: 0; top: 30px; width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--azul); background: var(--fondo); }
.rubro::after { content: ""; position: absolute; left: 5px; top: -1px; height: 31px; width: 2px; background: var(--azul); opacity: .45; }
.rubro h3 { font-size: 19px; font-weight: 700; margin-bottom: 6px; }
.rubro p { color: var(--tenue); font-size: 15.500px; }

.proceso { list-style: none; margin: 60px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; position: relative; }
.proceso::before { content: ""; position: absolute; left: 24px; right: 24px; top: 23px; height: 2px; background: linear-gradient(90deg, var(--azul), var(--cian)); opacity: .5; }
.proceso li { position: relative; }
.proceso span { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; font: 700 17px/1 var(--mono); color: var(--cian); background: var(--fondo); border: 2px solid var(--azul); margin-bottom: 16px; box-shadow: 0 0 0 6px var(--fondo); }
.proceso h3 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.proceso p { color: var(--tenue); font-size: 14.500px; }

.servicio.destacado { border-color: rgba(0, 229, 255, .55); background: linear-gradient(160deg, rgba(13, 71, 161, .55), var(--panel)); }
.servicio .mas { display: inline-block; margin-top: 12px; font-size: 13.500px; font-weight: 700; color: var(--cian); text-decoration: none; }
.servicio .mas::after { content: " →"; }
.servicio .mas:hover { text-decoration: underline; }

/* ---------- sistemas con IA: antes y ahora ---------- */
.automat { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.automat article { border-radius: var(--radio); border: 1px solid var(--linea); background: var(--panel); overflow: hidden; display: grid; grid-template-rows: auto 1fr; }
.automat p { padding: 20px 20px 22px; font-size: 16px; line-height: 1.4; }
.automat span { display: block; margin-bottom: 8px; font: 700 11px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; }
.automat .antes { color: var(--tenue); }
.automat .antes span { color: #6E7E9B; }
.automat .ahora { position: relative; color: var(--tinta); font-weight: 700; background: linear-gradient(160deg, rgba(13, 71, 161, .6), rgba(0, 229, 255, .1)); border-top: 1px solid rgba(0, 229, 255, .4); }
.automat .ahora span { color: var(--cian); }
.automat .ahora::before { content: "↓"; position: absolute; left: 20px; top: -15px; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; font: 700 15px/1 var(--mono); color: #04121F; background: var(--cian); box-shadow: 0 0 0 5px var(--panel); }
.automat-pie { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px 30px; margin: 26px 0 clamp(50px, 7vw, 80px); }
.automat-pie p { color: #C5D0E3; max-width: 34em; }

/* ---------- software ---------- */
.software { display: grid; grid-template-columns: 1.100fr .9fr; gap: clamp(26px, 5vw, 64px); align-items: center; padding: clamp(24px, 4vw, 50px); border-radius: 24px; border: 1px solid var(--linea); background: radial-gradient(80% 120% at 100% 0%, rgba(13, 71, 161, .42), transparent 60%), var(--panel); }
.software .producto { font-size: clamp(25px, 3vw, 38px); font-weight: 800; letter-spacing: -.02em; margin-bottom: 16px; }
.software-texto > p { color: #C5D0E3; }
.estado { display: inline-flex; align-items: center; gap: 8px; margin: 26px 0 10px; font: 700 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.estado::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: currentColor; }
.estado.ok { color: var(--verde); } .estado.prox { color: var(--ambar); }
.lista { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.lista li { padding-left: 22px; position: relative; font-size: 15.500px; color: #D6DEEC; }
.lista li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 9px; height: 2px; background: var(--azul); }
.software .boton { margin-top: 28px; }
.panel-demo { border-radius: 16px; border: 1px solid rgba(120, 170, 255, .3); background: #060A12; box-shadow: 0 30px 70px -30px #000; overflow: hidden; }
.panel-barra { display: flex; align-items: center; gap: 7px; padding: 12px 14px; border-bottom: 1px solid var(--linea); font: 500 11.500px/1 var(--mono); color: var(--tenue); }
.panel-barra i { width: 9px; height: 9px; border-radius: 50%; background: #25324A; }
.panel-barra span { margin-left: 8px; }
.panel-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 16px; }
.panel-kpis div { padding: 14px; border-radius: 10px; background: var(--panel-2); border: 1px solid var(--linea); }
.panel-kpis b { display: block; font-size: 26px; font-weight: 800; line-height: 1; }
.panel-kpis span { font-size: 12px; color: var(--tenue); }
.panel-filas { list-style: none; margin: 0; padding: 0 16px 6px; }
.panel-filas li { display: flex; justify-content: space-between; align-items: center; padding: 11px 0; border-top: 1px solid var(--linea); font-size: 14px; color: #C5D0E3; }
.panel-filas em { font: 700 11px/1 var(--mono); font-style: normal; letter-spacing: .06em; padding: 6px 9px; border-radius: 999px; }
.e-ok { color: var(--verde); background: rgba(43, 217, 138, .12); }
.e-rev { color: var(--ambar); background: rgba(255, 181, 71, .12); }
.e-ven { color: var(--rojo); background: rgba(255, 93, 108, .12); }
.panel-nota { padding: 10px 16px 14px; font: 500 10.500px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: #5F6F8C; }

/* ---------- prueba de 30 días ---------- */
.fila-botones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.software .fila-botones .boton { margin-top: 0; }
.planes { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.plan { padding: clamp(22px, 3vw, 32px); border-radius: 20px; background: var(--panel); border: 1px solid var(--linea); display: grid; gap: 16px; align-content: start; }
.plan.destacado { border-color: rgba(0, 229, 255, .55); background: linear-gradient(160deg, rgba(13, 71, 161, .5), var(--panel)); }
.plan-nombre { font: 600 12.500px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--cian); }
.plan-precio span { font-size: clamp(40px, 5vw, 56px); font-weight: 800; line-height: 1; }
.plan-precio small { display: block; margin-top: 6px; color: var(--tenue); font-size: 14px; }
.plan .lista a { color: var(--cian); }
.plan .boton { justify-self: start; }
.condiciones { margin-top: 26px; padding: clamp(20px, 3vw, 32px); border-radius: 20px; border: 1px solid var(--linea); background: rgba(14, 22, 38, .5); }
.condiciones h3 { font-size: 20px; margin: 0 0 14px; }
.condiciones h3 + .cond-grilla { margin-bottom: 26px; }
.cond-grilla { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 30px; }
.cond-grilla .estado { margin-top: 0; }
.cond-lista { margin: 0; padding-left: 20px; display: grid; gap: 10px; color: #C5D0E3; font-size: 15.500px; }
.cond-lista b { color: var(--tinta); }
.pie a { color: var(--tenue); }
.pie a:hover { color: var(--cian); }
@media (max-width: 900px) { .planes, .cond-grilla { grid-template-columns: 1fr; } }

/* ---------- contacto ---------- */
.contacto { padding-bottom: clamp(70px, 9vw, 110px); }
.contacto-grilla { display: grid; grid-template-columns: 1.150fr .85fr; gap: clamp(22px, 4vw, 50px); align-items: start; }
.formulario { display: grid; gap: 16px; padding: clamp(20px, 3vw, 32px); border-radius: 20px; background: var(--panel); border: 1px solid var(--linea); }
.formulario label { display: grid; gap: 8px; font-size: 14px; font-weight: 600; color: #C5D0E3; }
.formulario input, .formulario select, .formulario textarea { width: 100%; font: 500 16px/1.4 Montserrat, sans-serif; color: var(--tinta); background: #070C16; border: 1px solid rgba(120, 170, 255, .28); border-radius: 10px; padding: 13px 14px; transition: border-color .2s, box-shadow .2s; }
.formulario textarea { resize: vertical; min-height: 110px; }
.formulario input:focus, .formulario select:focus, .formulario textarea:focus { outline: 0; border-color: var(--cian); box-shadow: 0 0 0 4px rgba(0, 229, 255, .14); }
.formulario ::placeholder { color: #5F6F8C; }
.chico { font-size: 12.500px; color: var(--tenue); }
.vias { list-style: none; margin: 0; padding: 0; }
.vias li { display: grid; gap: 4px; padding: 20px 0; border-top: 1px solid var(--linea); }
.vias li:last-child { border-bottom: 1px solid var(--linea); }
.vias span { font: 500 11.500px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--tenue); }
.vias a, .vias b { font-size: clamp(18px, 2vw, 23px); font-weight: 700; text-decoration: none; overflow-wrap: anywhere; }
.vias a:hover { color: var(--cian); }

/* ---------- pie y flotante ---------- */
.pie { border-top: 1px solid var(--linea); padding: 34px clamp(18px, 4vw, 44px) 40px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 30px; color: var(--tenue); font-size: 13.500px; }
.pie .lema { font: 500 11.500px/1 var(--mono); letter-spacing: .22em; text-transform: uppercase; color: var(--azul); }
.flotante { position: fixed; right: 20px; bottom: 20px; z-index: 45; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: #25D366; box-shadow: 0 14px 30px -8px rgba(37, 211, 102, .7); transition: transform .2s; }
.flotante:hover { transform: scale(1.08); }
.flotante svg { width: 30px; height: 30px; fill: #fff; }

/* ---------- visor de fotos ---------- */
.visor { border: 0; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100vw; height: 100vh; color: var(--tinta); }
.visor::backdrop { background: rgba(3, 6, 11, .94); }
.visor[open] { display: grid; grid-template-columns: 64px 1fr 64px; align-items: center; }
.visor figure { margin: 0; display: grid; justify-items: center; gap: 14px; padding: 20px 0; min-width: 0; }
.visor img { max-width: 100%; max-height: calc(100vh - 130px); width: auto; height: auto; border-radius: 10px; border: 1px solid var(--linea); }
.visor figcaption { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 14px; align-items: center; text-align: center; padding: 0 10px; font-size: 15px; }
.visor figcaption b { font: 500 11.500px/1 var(--mono); letter-spacing: .1em; color: var(--cian); border: 1px solid rgba(0, 229, 255, .4); padding: 6px 8px; border-radius: 6px; }
.visor-nav, .visor-cerrar { background: rgba(14, 22, 38, .8); color: #fff; border: 1px solid var(--linea); cursor: pointer; border-radius: 50%; width: 48px; height: 48px; font-size: 28px; line-height: 1; display: grid; place-items: center; justify-self: center; transition: background .2s, border-color .2s; }
.visor-nav:hover, .visor-cerrar:hover { background: var(--azul-hondo); border-color: var(--cian); }
.visor-cerrar { position: absolute; right: 16px; top: 16px; z-index: 2; }

/* ---------- aparición al hacer scroll ---------- */
/* Solo se ocultan si el JavaScript está activo: sin él, todo se ve desde el principio. */
.con-js .aparecer { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2, .7, .2, 1), transform .7s cubic-bezier(.2, .7, .2, 1); transition-delay: var(--demora, 0ms); }
.con-js .aparecer.visto { opacity: 1; transform: none; }
.aviso { color: var(--tenue); }

/* ---------- pantallas chicas ---------- */
@media (max-width: 1080px) {
  .servicios, .automat { grid-template-columns: repeat(2, 1fr); }
  .mosaico { grid-template-columns: repeat(3, 1fr); }
  .software, .caso { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .portada { grid-template-columns: 1fr; padding-top: 110px; min-height: 0; }
  .monitor { transform: none; max-width: 560px; }
  .circuito { opacity: .28; width: 120vw; }
  .cifras { grid-template-columns: repeat(2, 1fr); }
  .cifras div:nth-child(3) { border-left: 0; }
  .cifras div:nth-child(n+3) { border-top: 1px solid var(--linea); }
  .rubros, .contacto-grilla { grid-template-columns: 1fr; }
  .proceso { grid-template-columns: repeat(2, 1fr); gap: 30px 16px; }
  .proceso::before { display: none; }
}
/* El menú pasa a botón antes que el resto: con seis entradas no entra en pantallas medianas. */
@media (max-width: 1100px) {
  .menu-boton { display: block; }
  .menu { position: fixed; inset: 66px 12px auto auto; width: min(340px, calc(100vw - 24px)); flex-direction: column; align-items: stretch; gap: 4px; padding: 14px; border-radius: 16px; background: rgba(10, 15, 28, .97); border: 1px solid var(--linea); box-shadow: 0 30px 60px -20px #000; opacity: 0; pointer-events: none; transform: translateY(-10px); transition: opacity .2s, transform .2s; }
  .menu.abierto { opacity: 1; pointer-events: auto; transform: none; }
  .menu a:not(.boton) { padding: 13px 10px; font-size: 16px; border-radius: 8px; }
  .menu .boton { margin-top: 8px; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .servicios, .automat { grid-template-columns: 1fr; }
  .automat-pie .boton { width: 100%; }
  .mosaico { grid-template-columns: repeat(2, 1fr); }
  .canal .pie-foto { opacity: 1; transform: none; font-size: 11.500px; padding: 20px 7px 6px; }
  .canal .etq { display: none; }
  .caso-fotos { grid-template-columns: 1fr 1fr; }
  .acciones .boton { width: 100%; }
  .visor[open] { grid-template-columns: 1fr; }
  .visor-nav { position: absolute; bottom: 14px; }
  #visor-ant { left: 22%; } #visor-sig { right: 22%; }
  .visor img { max-height: calc(100vh - 210px); }
  .marca-texto small { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .con-js .aparecer { opacity: 1; transform: none; }
  .pulsos { display: none; }
}