/* ATPI · Avances Tecnológicos para la Industria
   Estilos de la landing. Tokens según el manual "Universo visual de marca ATPI". */

@font-face {
  font-family: "Red Hat Display";
  src: url("../fonts/RedHatDisplay.woff2") format("woff2");
  font-weight: 300 900;
  font-display: swap;
}
@font-face {
  font-family: "Red Hat Mono";
  src: url("../fonts/RedHatMono.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
}

:root {
  /* Paleta principal */
  --verde: #00B26A;
  --morado: #420F66;
  --carbon: #333132;
  --acero: #7F8184;
  --perla: #E8E8E9;
  /* Tonos de luz y profundidad */
  --verde-luz: #00CC79;
  --carbon-profundo: #141313;
  --morado-noche: #240838;
  /* Apoyo */
  --blanco: #FFFFFF;
  --linea-clara: #DADADC;
  --linea-oscura: #2A2929;
  --coral: #E26D5A; /* solo estado "paro" en la maqueta del panel */

  --fuente: "Red Hat Display", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "Red Hat Mono", ui-monospace, Menlo, Consolas, monospace;

  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px;
  --space-6: 24px; --space-8: 32px; --space-12: 48px; --space-16: 64px;
  --radius-sm: 4px; --radius-md: 8px; --radius-lg: 16px;

  --ancho: 1248px;
  --gutter: 48px;
  --alto-encabezado: 88px;
  --sombra-clara: 0 1px 2px rgba(51, 49, 50, .08), 0 8px 24px rgba(66, 15, 102, .08);
}

/* Base ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--alto-encabezado) + 8px); -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--fuente);
  font-size: 17px;
  line-height: 1.6;
  color: var(--carbon);
  background: var(--blanco);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, canvas { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
ul { list-style: none; }
:focus-visible { outline: 3px solid var(--verde-luz); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--verde-luz); color: var(--carbon-profundo); }

.salto {
  position: absolute; left: 16px; top: -100px; z-index: 100;
  background: var(--verde-luz); color: var(--morado); padding: 12px 20px; border-radius: var(--radius-md); font-weight: 600;
}
.salto:focus { top: 16px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

.contenedor { width: 100%; max-width: var(--ancho); margin: 0 auto; padding: 0 var(--gutter); }
section { position: relative; padding: 112px 0; }
.rejilla > * { min-width: 0; }

/* Tipografía --------------------------------------------------------------- */
.ceja {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--mono); font-size: 13px; line-height: 16px; font-weight: 500;
  letter-spacing: .08em; text-transform: uppercase; color: var(--morado);
}
.ceja::before { content: ""; flex: none; width: 32px; height: 6px; border-radius: 3px; background: var(--verde); }
h1, h2, h3, h4 { color: var(--carbon); text-wrap: balance; }
h2 { font-size: 44px; line-height: 52px; font-weight: 700; letter-spacing: -.015em; margin-top: 16px; }
h3 { font-size: 22px; line-height: 30px; font-weight: 600; }
.entrada { font-size: 20px; line-height: 30px; margin-top: 20px; max-width: 700px; text-wrap: pretty; }
.oscuro { color: var(--perla); }
.oscuro h1, .oscuro h2, .oscuro h3, .oscuro h4 { color: var(--perla); }
.oscuro .ceja { color: var(--verde); }
.verde { color: var(--verde); }

/* Botones (manual, sección 10) -------------------------------------------- */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 28px; border: 0; border-radius: var(--radius-md);
  font-family: var(--fuente); font-size: 16px; font-weight: 500; line-height: 1.2;
  text-transform: uppercase; text-align: center; cursor: pointer;
  transition: box-shadow .2s ease, background-color .2s ease, transform .2s ease;
}
.boton svg { flex: none; }
.boton:active { transform: translateY(1px); }
/* Primario: Verde Luz, texto morado, sombra morada suave */
.boton.primario { background: var(--verde-luz); color: var(--morado); box-shadow: 0 5px 12px rgba(66, 15, 102, .6); }
.oscuro .boton.primario { box-shadow: 0 5px 12px rgba(66, 15, 102, .6), 0 0 0 rgba(0, 204, 121, 0); }
.boton.primario:hover { box-shadow: 0 6px 16px rgba(66, 15, 102, .7), 0 0 24px rgba(0, 204, 121, .45); }
.boton.primario:active { background: var(--verde); box-shadow: none; }
/* Primario alterno: formularios */
.boton.alterno { background: var(--verde-luz); color: var(--carbon); }
.boton.alterno:hover { box-shadow: 0 0 20px rgba(0, 204, 121, .45); }
.boton.alterno:active { background: var(--verde); }
/* Secundario: morado con texto Verde Luz */
.boton.secundario { background: var(--morado); color: var(--verde-luz); box-shadow: 0 5px 12px rgba(0, 178, 106, .35); }
.boton.secundario:hover { box-shadow: 0 6px 18px rgba(0, 204, 121, .55); }
.boton.secundario:active { box-shadow: none; }
/* Especial · señal: uno solo por página, en el hero */
.boton.senal { background: var(--carbon-profundo); box-shadow: 0 5px 12px rgba(0, 204, 121, .35), inset 0 0 0 1px rgba(0, 204, 121, .35); }
.boton.senal span {
  background: linear-gradient(90deg, var(--perla), var(--verde-luz));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.boton.senal svg { color: var(--verde-luz); }
.boton.senal:hover { box-shadow: 0 6px 22px rgba(0, 204, 121, .6), inset 0 0 0 1px rgba(0, 204, 121, .6); }
.boton[disabled], .boton[aria-disabled="true"] { background: var(--perla); color: var(--acero); box-shadow: none; cursor: not-allowed; }

.enlace-flecha { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--morado); }
.enlace-flecha::after { content: "→"; transition: transform .2s ease; }
.enlace-flecha:hover::after { transform: translateX(4px); }

.vineta { display: grid; gap: 10px; }
.vineta li { display: flex; gap: 12px; font-size: 16px; line-height: 1.45; }
.vineta li::before { content: ""; flex: none; width: 8px; height: 8px; border-radius: 2px; background: var(--verde); margin-top: 7px; }

.icono { width: 40px; height: 40px; flex: none; color: var(--carbon); }
.icono .punto { stroke: var(--verde); }
.icono .punto-relleno { fill: var(--verde); stroke: none; }

/* Encabezado ------------------------------------------------------------- */
.encabezado {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background-color .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
}
.encabezado.solido {
  background: rgba(20, 19, 19, .92);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(232, 232, 233, .08);
}
.encabezado .contenedor { display: flex; align-items: center; gap: 40px; height: var(--alto-encabezado); }
.encabezado .logo img { width: 160px; height: auto; }
.navegacion { display: flex; align-items: center; gap: 32px; margin-left: auto; }
.navegacion ul { display: flex; gap: 28px; }
.navegacion a:not(.boton) { font-size: 15px; font-weight: 500; color: var(--perla); padding: 8px 0; position: relative; }
.navegacion a:not(.boton)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 2px; border-radius: 1px;
  background: var(--verde); transform: scaleX(0); transform-origin: left; transition: transform .25s ease;
}
.navegacion a:not(.boton):hover::after, .navegacion a[aria-current="true"]::after { transform: scaleX(1); }
.navegacion .boton { min-height: 44px; padding: 0 20px; font-size: 14px; }
.hamburguesa {
  display: none; margin-left: auto; width: 44px; height: 44px; border-radius: var(--radius-md);
  border: 1px solid rgba(232, 232, 233, .3); background: transparent; align-items: center; justify-content: center; cursor: pointer;
}
.hamburguesa svg rect { transition: transform .25s ease, opacity .2s ease; transform-origin: center; }
.hamburguesa[aria-expanded="true"] .l1 { transform: translateY(6.75px) rotate(45deg); }
.hamburguesa[aria-expanded="true"] .l2 { opacity: 0; }
.hamburguesa[aria-expanded="true"] .l3 { transform: translate(0, -6.75px) rotate(-45deg); width: 22px; }

/* Hero ------------------------------------------------------------------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  display: flex; flex-direction: column;
  min-height: max(660px, min(100vh, 940px));
  padding: calc(var(--alto-encabezado) + 72px) 0 0;
  background: var(--carbon-profundo);
}
/* Visual generativo: onda de partículas que avanza hacia un núcleo de luz (assets/js/main.js) */
.hero canvas.senal { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; pointer-events: none; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(90deg, rgba(20, 19, 19, .94) 0%, rgba(20, 19, 19, .72) 34%, rgba(20, 19, 19, 0) 64%);
}
.hero > .contenedor { position: relative; flex: 1; display: flex; flex-direction: column; }
.hero-texto { position: relative; z-index: 1; max-width: 960px; margin-bottom: 96px; }
.hero h1 { font-size: 64px; line-height: 68px; font-weight: 800; letter-spacing: -.025em; margin-top: 20px; }
.hero .entrada { max-width: 620px; color: var(--perla); opacity: .88; }
.hero .acciones { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 40px; }
.hero .acciones .boton { padding: 0 24px; }
.hero-datos { position: absolute; top: 0; right: var(--gutter); width: 34%; height: 62%; pointer-events: none; }
.dato {
  position: absolute; display: inline-flex; align-items: center; gap: 10px; white-space: nowrap;
  padding: 10px 14px; border-radius: var(--radius-md);
  background: rgba(20, 19, 19, .78); border: 1px solid rgba(0, 204, 121, .3);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--perla);
  animation: flotar 8s ease-in-out infinite;
}
.dato b { font-weight: 500; color: var(--verde-luz); }
.dato i { width: 8px; height: 8px; border-radius: 50%; background: var(--verde-luz); box-shadow: 0 0 0 4px rgba(0, 204, 121, .18), 0 0 12px rgba(0, 204, 121, .8); }
.dato.d1 { top: 30%; left: 6%; }
.dato.d2 { top: 56%; right: 0; animation-delay: -2.6s; }
.dato.d3 { top: 86%; left: 12%; animation-delay: -5.2s; }
@keyframes flotar { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.confianza {
  position: relative; z-index: 1; margin-top: auto; padding: 32px 0 40px; border-top: 1px solid rgba(232, 232, 233, .14);
  display: flex; align-items: center; flex-wrap: wrap; gap: 16px 40px;
}
.confianza p { font-family: var(--mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: #A6A8AB; }
.confianza ul { display: flex; flex-wrap: wrap; gap: 12px 48px; font-size: 24px; font-weight: 700; color: var(--perla); }

/* Soluciones ------------------------------------------------------------- */
.soluciones { overflow: hidden; }
.soluciones::before {
  content: ""; position: absolute; top: 0; right: 0; width: 560px; height: 440px; pointer-events: none;
  background-image: radial-gradient(circle, rgba(0, 178, 106, .4) 1.5px, transparent 2px); background-size: 24px 24px;
  -webkit-mask-image: radial-gradient(circle at 100% 0%, #000 0%, transparent 68%); mask-image: radial-gradient(circle at 100% 0%, #000 0%, transparent 68%);
}
.soluciones .contenedor { position: relative; }
.cabeza-seccion { display: grid; grid-template-columns: 1.05fr .95fr; gap: 24px 64px; align-items: end; }
.cabeza-seccion .entrada { margin-top: 0; }
.disciplinas { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 56px; }
.disciplina {
  position: relative; isolation: isolate; overflow: hidden; min-height: 560px;
  display: flex; flex-direction: column; justify-content: flex-end;
  border-radius: var(--radius-lg); background: var(--carbon-profundo); color: var(--perla);
  box-shadow: 0 1px 2px rgba(20, 19, 19, .2), 0 14px 34px rgba(20, 19, 19, .16);
  transition: transform .35s ease, box-shadow .35s ease;
}
.disciplina img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; transition: transform .9s ease; }
.disciplina::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(20, 19, 19, .1) 0%, rgba(20, 19, 19, .2) 26%, rgba(20, 19, 19, .84) 54%, rgba(20, 19, 19, .97) 100%);
}
.disciplina::after {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--verde), var(--verde-luz));
  transform: scaleX(.2); transform-origin: left; transition: transform .5s ease;
}
.disciplina:hover { transform: translateY(-4px); box-shadow: 0 0 0 1px rgba(0, 204, 121, .5), 0 18px 44px rgba(20, 19, 19, .28), 0 0 32px rgba(0, 204, 121, .18); }
.disciplina:hover img { transform: scale(1.06); }
.disciplina:hover::after { transform: scaleX(1); }
.disciplina .contenido { display: grid; gap: 12px; padding: 24px; }
.disciplina .fila, .adicional .fila { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.tag { display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--perla); }
.tag b { padding: 3px 8px; border-radius: var(--radius-sm); font-weight: 500; color: var(--verde-luz); background: rgba(0, 204, 121, .14); border: 1px solid rgba(0, 204, 121, .38); }
.disciplina .icono, .adicional .icono { width: 28px; height: 28px; color: var(--perla); }
.disciplina .icono .punto, .adicional .icono .punto { stroke: var(--verde-luz); }
.disciplina h3, .adicional h3 { font-size: 22px; line-height: 28px; color: var(--perla); }
.disciplina p, .adicional p { font-size: 15px; line-height: 1.5; opacity: .9; }
.disciplina .vineta, .adicional .vineta { gap: 8px; }
.disciplina .vineta li, .adicional .vineta li { font-size: 14px; }
.disciplina .vineta li::before, .adicional .vineta li::before { background: var(--verde-luz); }

.adicionales { margin-top: 72px; }
.adicionales-cabeza { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 32px; padding-bottom: 20px; border-bottom: 1px solid var(--linea-clara); }
.adicionales-cabeza p:not(.ceja) { font-size: 16px; }
.adicionales-rejilla { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 24px; }
.adicional {
  position: relative; isolation: isolate; overflow: hidden;
  display: grid; grid-template-columns: 42% 1fr;
  border-radius: var(--radius-lg); background: var(--carbon-profundo); color: var(--perla);
  transition: transform .35s ease, box-shadow .35s ease;
}
.adicional::before {
  content: ""; position: absolute; right: 0; bottom: 0; z-index: -1; width: 60%; height: 80%;
  background-image: radial-gradient(circle, rgba(0, 204, 121, .3) 1.4px, transparent 1.8px); background-size: 18px 18px;
  -webkit-mask-image: radial-gradient(circle at 100% 100%, #000 0%, transparent 70%); mask-image: radial-gradient(circle at 100% 100%, #000 0%, transparent 70%);
}
.adicional img { width: 100%; height: 100%; min-height: 300px; object-fit: cover; transition: transform .9s ease; }
.adicional .cuerpo { display: grid; align-content: start; gap: 12px; padding: 28px; }
.adicional:hover { transform: translateY(-3px); box-shadow: 0 0 0 1px rgba(0, 204, 121, .5), 0 16px 36px rgba(20, 19, 19, .25), 0 0 28px rgba(0, 204, 121, .15); }
.adicional:hover img { transform: scale(1.05); }

/* Panel ------------------------------------------------------------------ */
.panel { background: var(--morado) url("../img/textura-morado.svg") right bottom / cover no-repeat; }
.panel .rejilla { display: grid; grid-template-columns: .9fr 1.1fr; gap: 72px; align-items: center; }
.panel .entrada { color: var(--perla); opacity: .92; }
.capacidades { display: grid; gap: 22px; margin-top: 36px; }
.capacidades div { border-left: 4px solid var(--verde); padding-left: 20px; }
.capacidades h3 { font-size: 20px; line-height: 28px; }
.capacidades p { font-size: 16px; opacity: .9; }
.panel .acciones { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; margin-top: 40px; }
.panel .url { font-family: var(--mono); font-size: 15px; color: var(--verde-luz); border-bottom: 1px solid rgba(0, 204, 121, .4); }
.panel .url:hover { border-bottom-color: var(--verde-luz); }

.maqueta { background: var(--carbon-profundo); border-radius: var(--radius-lg); padding: 20px; box-shadow: 0 24px 60px rgba(20, 19, 19, .45); }
.maqueta small, .maqueta .mono { font-family: var(--mono); }
.maqueta .barra { display: flex; align-items: center; gap: 8px; padding-bottom: 16px; border-bottom: 1px solid var(--carbon); }
.maqueta .barra i { width: 10px; height: 10px; border-radius: 50%; background: var(--carbon); }
.maqueta .barra span { margin-left: 12px; font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--acero); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.maqueta .vivo { font-style: normal; margin-left: auto; display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--verde-luz); }
.maqueta .vivo::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--verde-luz); animation: latido 2s ease-in-out infinite; }
.maqueta .kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
.maqueta .kpi, .maquina, .grafica { background: var(--carbon); border-radius: var(--radius-md); padding: 14px 16px; }
.maqueta .kpi small, .maquina small, .grafica small { display: block; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: #A6A8AB; }
.maqueta .kpi b { font-family: var(--mono); font-size: 26px; font-weight: 500; color: var(--perla); font-variant-numeric: tabular-nums; }
.maqueta .kpi b.ok { color: var(--verde-luz); }
.maqueta .maquinas { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 12px; }
.maquina { display: grid; gap: 6px; }
.maquina .fila { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.maquina h4 { font-size: 15px; font-weight: 600; }
.maquina .t { font-family: var(--mono); font-size: 20px; color: var(--perla); font-variant-numeric: tabular-nums; }
.estado { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; padding: 3px 8px; border-radius: var(--radius-sm); white-space: nowrap; }
.estado.op { background: rgba(0, 178, 106, .18); color: var(--verde-luz); }
.estado.paro { background: rgba(226, 109, 90, .18); color: var(--coral); }
.estado.mtto { background: rgba(232, 232, 233, .12); color: var(--perla); }
.barra-prog { height: 6px; border-radius: 3px; background: #242323; overflow: hidden; }
.barra-prog i { display: block; height: 100%; border-radius: 3px; background: var(--verde); transition: width 1s linear; }
.grafica { margin-top: 12px; padding-bottom: 10px; }
.grafica .barras { display: flex; align-items: flex-end; gap: 6px; height: 72px; margin-top: 8px; }
.grafica .barras i { flex: 1; border-radius: 2px 2px 0 0; background: var(--verde); opacity: .85; transition: height .8s ease; }
.grafica .barras i.b { background: var(--coral); }
.maqueta-nota { margin-top: 12px; font-family: var(--mono); font-size: 12px; color: rgba(232, 232, 233, .7); text-align: right; }

/* Proyectos -------------------------------------------------------------- */
.proyectos { background: var(--perla); }
.proyectos .cabeza { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; }
.proyectos .rejilla { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.caso { display: flex; flex-direction: column; background: var(--blanco); border-radius: var(--radius-lg); overflow: hidden; }
.caso-media { position: relative; display: block; width: 100%; padding: 0; border: 0; overflow: hidden; background: var(--carbon); font: inherit; color: inherit; }
button.caso-media { cursor: pointer; }
.caso-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .6s ease; }
.caso:hover .caso-media img { transform: scale(1.03); }
.play {
  position: absolute; top: 50%; left: 50%; width: 64px; height: 64px; margin: -32px 0 0 -32px;
  display: flex; align-items: center; justify-content: center; border-radius: 50%;
  background: rgba(20, 19, 19, .72); color: var(--verde-luz); border: 1px solid rgba(0, 204, 121, .55);
  box-shadow: 0 0 0 6px rgba(0, 204, 121, .12);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  transition: transform .25s ease, background-color .25s ease, color .25s ease, box-shadow .25s ease;
}
.play svg { margin-left: 3px; }
button.caso-media:hover .play, button.caso-media:focus-visible .play {
  transform: scale(1.08); background: var(--verde-luz); color: var(--morado);
  box-shadow: 0 0 0 8px rgba(0, 204, 121, .2), 0 0 28px rgba(0, 204, 121, .55);
}
.insignia {
  position: absolute; left: 14px; bottom: 14px; padding: 5px 10px; border-radius: var(--radius-sm);
  background: rgba(20, 19, 19, .8); color: var(--perla);
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
}
.caso .cuerpo { display: grid; gap: 8px; padding: 22px 24px 26px; }
.caso small { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--morado); }
.caso h3 { font-size: 20px; line-height: 28px; }
.caso p { font-size: 15px; line-height: 1.5; }

/* Visor de video de proyectos */
.visor {
  width: 100%; max-width: min(1080px, calc(100vw - 32px)); max-height: calc(100vh - 32px);
  margin: auto; padding: 0; border: 0; background: transparent; color: var(--perla); overflow: auto;
}
.visor::backdrop { background: rgba(10, 9, 9, .84); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.visor[open] { animation: aparecer .25s ease; }
.visor.vertical { max-width: min(560px, calc(100vw - 32px)); }
.visor-caja { overflow: hidden; background: var(--carbon-profundo); border: 1px solid rgba(0, 204, 121, .25); border-radius: var(--radius-lg); box-shadow: 0 30px 80px rgba(0, 0, 0, .5); }
.visor-cabeza { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 18px 20px; }
.visor-cabeza small { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--verde-luz); }
.visor-cabeza h3 { margin-top: 4px; font-size: 20px; line-height: 28px; color: var(--perla); }
.visor-cerrar {
  flex: none; display: flex; align-items: center; justify-content: center; width: 44px; height: 44px;
  border-radius: var(--radius-md); border: 1px solid rgba(232, 232, 233, .25); background: transparent; color: var(--perla); cursor: pointer;
}
.visor-cerrar:hover { border-color: var(--verde-luz); color: var(--verde-luz); }
.visor-video { display: flex; justify-content: center; background: #000; }
.visor-video video { display: block; width: 100%; aspect-ratio: 16 / 9; max-height: 70vh; background: #000; }
.visor.vertical .visor-video video { aspect-ratio: 9 / 16; max-height: 68vh; }
.visor-texto { padding: 16px 20px 20px; font-size: 15px; line-height: 1.5; opacity: .88; }
@keyframes aparecer { from { opacity: 0; transform: translateY(12px); } }

/* Proceso ---------------------------------------------------------------- */
.pasos { list-style: none; position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; margin-top: 64px; }
.pasos::before {
  content: ""; position: absolute; top: 27px; left: 30px; right: calc((100% - 96px) / 5 - 30px);
  height: 6px; border-radius: 3px; background: linear-gradient(90deg, var(--verde), var(--verde-luz));
}
.paso { position: relative; display: grid; gap: 12px; align-content: start; }
.paso .n {
  display: flex; align-items: center; justify-content: center; width: 60px; height: 60px; border-radius: 50%;
  background: var(--morado); color: var(--perla); border: 4px solid var(--blanco);
  font-family: var(--mono); font-size: 18px; font-weight: 500;
}
.paso h3 { font-size: 20px; line-height: 28px; margin-top: 8px; }
.paso p { font-size: 16px; line-height: 1.5; }

/* Por qué ---------------------------------------------------------------- */
.porque { background: var(--carbon-profundo); }
.porque .rejilla { display: grid; grid-template-columns: .95fr 1.05fr; gap: 72px; align-items: center; }
.razones { display: grid; gap: 28px; margin-top: 40px; }
.razones > div { display: grid; grid-template-columns: 44px 1fr; gap: 16px; }
.razones b { font-family: var(--mono); font-size: 16px; font-weight: 500; color: var(--verde); padding-top: 2px; }
.razones h3 { font-size: 21px; line-height: 28px; }
.razones p { font-size: 16px; opacity: .86; margin-top: 4px; }
.mosaico { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 250px 250px; gap: 16px; }
.mosaico img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-lg); }
.mosaico img:first-child { grid-row: span 2; }

/* Tecnologías ------------------------------------------------------------ */
.tecnologias { padding: 48px 0; border-bottom: 1px solid var(--linea-clara); }
.tecnologias .contenedor { display: flex; flex-wrap: wrap; align-items: center; gap: 20px 32px; }
.tecnologias p { font-family: var(--mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--carbon); }
.tecnologias ul { display: flex; flex-wrap: wrap; gap: 10px; }
.tecnologias li { font-family: var(--mono); font-size: 14px; border: 1px solid var(--linea-clara); border-radius: var(--radius-sm); padding: 7px 14px; }

/* Contacto --------------------------------------------------------------- */
.contacto { background: var(--perla); }
.contacto .rejilla { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }
.datos { display: grid; gap: 20px; margin-top: 40px; }
.persona b { display: block; font-size: 22px; line-height: 30px; }
.persona span { font-size: 16px; }
.datos dl { display: grid; grid-template-columns: 120px 1fr; gap: 14px 16px; }
.datos dt { font-family: var(--mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--carbon); opacity: .8; padding-top: 3px; }
.datos dd { font-family: var(--mono); font-size: 17px; font-weight: 500; }
.datos dd a { border-bottom: 1px solid rgba(66, 15, 102, .3); }
.datos dd a:hover { color: var(--morado); border-bottom-color: var(--morado); }
.datos .acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }

.formulario { display: grid; gap: 18px; padding: 40px; background: var(--blanco); border-radius: var(--radius-lg); box-shadow: var(--sombra-clara); }
.formulario h3 { font-size: 24px; line-height: 32px; }
.formulario .dos { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.campo { display: grid; gap: 6px; align-content: start; }
.campo label { font-size: 14px; font-weight: 600; }
.campo label .opcional { font-weight: 400; opacity: .7; }
.campo input, .campo select, .campo textarea {
  width: 100%; min-height: 48px; padding: 12px 14px; font-size: 16px;
  background: var(--blanco); border: 1px solid #BDBDC0; border-radius: var(--radius-md);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.campo textarea { min-height: 120px; resize: vertical; }
.campo select { appearance: none; -webkit-appearance: none; padding-right: 40px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1.5 1.5 7 7l5.5-5.5' fill='none' stroke='%23420F66' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; }
.campo input::placeholder, .campo textarea::placeholder { color: #8A8C8F; }
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: none; border-color: var(--verde); box-shadow: 0 0 0 3px rgba(0, 178, 106, .25); }
.campo.error input, .campo.error select, .campo.error textarea { border-color: #B3261E; }
.campo .mensaje-error { display: none; font-size: 13px; color: #B3261E; }
.campo.error .mensaje-error { display: block; }
.acepto { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; line-height: 1.45; }
.acepto input { flex: none; width: 18px; height: 18px; margin-top: 1px; accent-color: var(--verde); }
.acepto a { color: var(--morado); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.acepto.error { color: #B3261E; }
.miel { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.formulario .boton { width: 100%; }
.estado-envio { display: none; padding: 16px 18px; border-radius: var(--radius-md); font-size: 15px; line-height: 1.5; }
.estado-envio.visible { display: block; }
.estado-envio.ok { background: rgba(0, 178, 106, .12); border: 1px solid rgba(0, 178, 106, .4); }
.estado-envio.falla { background: rgba(66, 15, 102, .06); border: 1px solid rgba(66, 15, 102, .25); }
.estado-envio a { color: var(--morado); font-weight: 600; text-decoration: underline; }
.nota-form { font-size: 13px; opacity: .8; }

/* Pie -------------------------------------------------------------------- */
.pie { background: var(--carbon-profundo); color: var(--perla); padding: 72px 0 40px; }
.pie .rejilla { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: 40px; }
.pie .logo img { width: 150px; height: auto; }
.pie p, .pie li { font-size: 15px; line-height: 1.8; }
.pie .lema { margin-top: 16px; opacity: .85; }
.pie h4 { margin-bottom: 12px; font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--acero); }
.pie a:hover { color: var(--verde-luz); }
.pie .final {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--linea-oscura);
  font-size: 14px; color: var(--acero);
}

/* WhatsApp flotante ------------------------------------------------------ */
.whatsapp {
  position: fixed; right: 24px; bottom: 24px; z-index: 40;
  display: flex; align-items: center; justify-content: center; width: 60px; height: 60px; border-radius: 50%;
  background: var(--verde-luz); box-shadow: 0 8px 24px rgba(20, 19, 19, .3);
  transition: transform .2s ease, box-shadow .2s ease;
}
.whatsapp:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(20, 19, 19, .35), 0 0 24px rgba(0, 204, 121, .5); }

/* Páginas legales / 404 -------------------------------------------------- */
.pagina-simple { padding: calc(var(--alto-encabezado) + 72px) 0 96px; }
.pagina-simple .contenedor { max-width: 860px; }
.pagina-simple h1 { font-size: 44px; line-height: 52px; font-weight: 700; margin-top: 16px; }
.legal h2 { font-size: 24px; line-height: 32px; font-weight: 600; margin-top: 40px; }
.legal p, .legal li { font-size: 16px; line-height: 26px; margin-top: 12px; max-width: 72ch; }
.legal ul { margin-top: 8px; }
.legal ul li { display: flex; gap: 12px; }
.legal ul li::before { content: ""; flex: none; width: 8px; height: 8px; border-radius: 2px; background: var(--verde); margin-top: 9px; }
.legal a { color: var(--morado); font-weight: 600; text-decoration: underline; }
.legal .actualizado { font-family: var(--mono); font-size: 13px; color: var(--carbon); opacity: .8; margin-top: 16px; }
.encabezado.fijo-oscuro { background: var(--carbon-profundo); }
.error-404 { min-height: 100vh; display: flex; align-items: center; background: var(--carbon-profundo) url("../img/textura-hero.svg") right top / cover no-repeat; }
.error-404 .codigo { font-family: var(--mono); font-size: 28px; line-height: 32px; color: var(--verde); }
.error-404 h1 { font-size: 56px; line-height: 60px; font-weight: 800; margin: 16px 0 24px; }

/* Aparición al hacer scroll (solo con JS y movimiento permitido) ---------- */
.js .revelar { opacity: 0; transform: translateY(16px); transition: opacity .7s ease, transform .7s ease; }
.js .revelar.visible { opacity: 1; transform: none; }

@keyframes latido { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .disciplina:hover img, .adicional:hover img, .caso:hover .caso-media img { transform: none; }
  .js .revelar { opacity: 1; transform: none; }
}

/* Tablet ----------------------------------------------------------------- */
@media (max-width: 1120px) {
  :root { --gutter: 32px; }
  .navegacion ul { gap: 20px; }
  .proyectos .rejilla { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 52px; line-height: 58px; }
  .disciplinas { grid-template-columns: repeat(2, 1fr); }
  .disciplina { min-height: 500px; }
  .cabeza-seccion { grid-template-columns: 1fr; }
  .hero-datos { width: 30%; }
  .dato.d2 { right: -8px; }
  .panel .rejilla, .porque .rejilla, .contacto .rejilla { gap: 48px; }
  .pie .rejilla { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 960px) {
  :root { --alto-encabezado: 72px; }
  .encabezado .logo img { width: 128px; }
  .hamburguesa { display: flex; }
  .navegacion {
    position: absolute; top: var(--alto-encabezado); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0; margin: 0; padding: 8px var(--gutter) 24px;
    background: var(--carbon-profundo); box-shadow: 0 16px 32px rgba(0, 0, 0, .35);
    visibility: hidden; opacity: 0; transform: translateY(-8px); transition: opacity .2s ease, transform .2s ease, visibility .2s;
  }
  .navegacion.abierta { visibility: visible; opacity: 1; transform: none; }
  .navegacion ul { flex-direction: column; gap: 0; }
  .navegacion a:not(.boton) { display: block; padding: 14px 0; font-size: 18px; border-bottom: 1px solid var(--linea-oscura); }
  .navegacion a:not(.boton)::after { display: none; }
  .navegacion .boton { margin-top: 20px; min-height: 52px; font-size: 16px; }
  .encabezado.menu-abierto { background: var(--carbon-profundo); }
  .panel .rejilla, .porque .rejilla, .contacto .rejilla { grid-template-columns: 1fr; }
  .pasos { grid-template-columns: 1fr; gap: 28px; }
  .pasos::before { top: 28px; bottom: 28px; left: 27px; right: auto; width: 6px; height: auto; background: linear-gradient(180deg, var(--verde), var(--verde-luz)); }
  .paso { grid-template-columns: 60px 1fr; column-gap: 20px; row-gap: 4px; }
  .paso .n { grid-row: span 2; }
  .hero { min-height: 0; }
  .hero::after { background: linear-gradient(180deg, rgba(20, 19, 19, .9) 0%, rgba(20, 19, 19, .74) 48%, rgba(20, 19, 19, .08) 78%); }
  .hero-texto { margin-bottom: 260px; }
  .hero-datos { display: none; }
  .adicionales-rejilla { grid-template-columns: 1fr; }
  .paso h3 { margin-top: 14px; }
}

/* Móvil ------------------------------------------------------------------ */
@media (max-width: 680px) {
  :root { --gutter: 20px; }
  body { font-size: 16px; }
  section { padding: 72px 0; }
  h2 { font-size: 32px; line-height: 40px; }
  .entrada { font-size: 18px; line-height: 28px; }
  .hero h1 { font-size: 40px; line-height: 44px; }
  .hero .acciones .boton { width: 100%; }
  .hero-texto { margin-bottom: 220px; }
  .disciplinas { grid-template-columns: 1fr; gap: 16px; margin-top: 40px; }
  .disciplina { min-height: 460px; }
  .adicional { grid-template-columns: 1fr; }
  .adicional img { min-height: 0; aspect-ratio: 16 / 9; }
  .adicional .cuerpo { padding: 22px; }
  .visor-cabeza { padding: 14px 16px; }
  .visor-texto { padding: 12px 16px 16px; }
  .confianza ul { gap: 8px 24px; font-size: 18px; }
  .proyectos .rejilla { grid-template-columns: 1fr; gap: 20px; margin-top: 40px; }
  .proyectos .cabeza { flex-direction: column; align-items: flex-start; }
  .proyectos .cabeza .boton { width: 100%; }
  .maqueta { padding: 14px; }
  .maqueta .barra span { display: none; }
  .maqueta .kpis { gap: 8px; }
  .maqueta .kpi { padding: 10px; }
  .maqueta .kpi b { font-size: 17px; }
  .maqueta .maquinas { grid-template-columns: 1fr; gap: 8px; }
  .maqueta .maquinas .maquina:nth-child(n+3) { display: none; }
  .panel .acciones .boton { width: 100%; }
  .mosaico { grid-template-rows: 180px 180px; gap: 10px; }
  .formulario { padding: 28px 20px; }
  .formulario .dos { grid-template-columns: 1fr; }
  .datos dl { grid-template-columns: 1fr; gap: 2px; }
  .datos dd { margin-bottom: 12px; }
  .datos .acciones .boton { flex: 1 1 100%; }
  .pie .rejilla { grid-template-columns: 1fr; gap: 28px; }
  .pie .final { flex-direction: column; }
  .whatsapp { right: 16px; bottom: 16px; width: 56px; height: 56px; }
  .pagina-simple h1, .error-404 h1 { font-size: 34px; line-height: 40px; }
}