/* ============================================================
   FORTIGATE CHILE — Sistema de diseño "Spec-sheet cinematográfico"
   TEMA CLARO por defecto, con ámbitos oscuros intercalados.
   Los tokens semánticos cambian de valor dentro de los ámbitos
   oscuros (.seccion--oscura, .hero-interior, .banda-chile,
   .cta-final, .footer, .header--oscuro): el mismo componente
   funciona en ambos fondos sin duplicar reglas.
   Tipos: Archivo (display) · Inter (cuerpo) · IBM Plex Mono (datos)
   ============================================================ */

:root {
  /* Marca (fijos) */
  --rojo: #DA291C;
  --rojo-oscuro: #A61E17;
  --rojo-tinta: #58120D;

  /* Tokens semánticos — ÁMBITO CLARO (por defecto) */
  --carbon: #F6F7F8;        /* fondo de página / sección base */
  --carbon-2: #EFF1F4;      /* sección alternativa / superficies hundidas */
  --acero: #FFFFFF;         /* superficie de cards */
  --grafito: #E4E8EC;       /* superficies elevadas / bordes fuertes */
  --borde: #D8DEE4;
  --borde-suave: #E7EAEE;
  --borde-campo: #9AA5AF;   /* bordes de inputs (≥3:1 sobre fondo) */
  --humo: #171C22;          /* texto principal */
  --niebla: #45505B;        /* texto secundario */
  --niebla-2: #5F6A75;      /* texto terciario (≥4.5:1 sobre claro) */
  --rojo-brasa: #C22318;    /* acento rojo para texto/detalle en claro */
  --sombra-card: 0 1px 2px rgba(16, 24, 40, 0.05), 0 1px 3px rgba(16, 24, 40, 0.06);
  --sombra-card-hover: 0 20px 44px rgba(16, 24, 40, 0.14);
  --sombra-roja: 0 0 32px rgba(218, 41, 28, 0.14);

  /* Legacy (usados en páginas y documento de logos) */
  --claro: #F4F5F6;
  --claro-card: #FFFFFF;
  --claro-borde: #E2E5E8;
  --tinta: #14181D;
  --tinta-suave: #4A545E;

  /* Tipografía */
  --f-display: "Archivo", "Inter", system-ui, sans-serif;
  --f-body: "Inter", system-ui, -apple-system, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", monospace;

  /* Escala */
  --s-1: 0.25rem; --s-2: 0.5rem; --s-3: 0.75rem; --s-4: 1rem;
  --s-5: 1.5rem;  --s-6: 2rem;   --s-7: 3rem;    --s-8: 4.5rem;
  --s-9: 6.5rem;  --s-10: 9rem;

  --ancho: 1240px;
  --radio: 10px;
  --radio-g: 18px;

  --trans-suave: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Ámbitos oscuros: los tokens cambian de valor ---------- */
.seccion--oscura, .cta-final, .footer,
.header--oscuro {
  --carbon: #0A0C0E;
  --carbon-2: #0E1114;
  --acero: #14181D;
  --grafito: #1C2229;
  --borde: #262E37;
  --borde-suave: #1B2128;
  --borde-campo: #616D79;
  --humo: #EDF0F2;
  --niebla: #9AA4AF;
  --niebla-2: #828D99;
  --rojo-brasa: #FF4438;
  --sombra-card: 0 1px 2px rgba(0, 0, 0, 0.3);
  --sombra-card-hover: 0 18px 44px rgba(0, 0, 0, 0.5);
  --sombra-roja: 0 0 32px rgba(218, 41, 28, 0.28);
  color: var(--humo);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--f-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--humo);
  background: var(--carbon);
  overflow-x: hidden;
}

img, video, svg { display: block; max-width: 100%; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul, ol { list-style: none; }

::selection { background: var(--rojo); color: #fff; }

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

/* ---------- Transiciones entre páginas (MPA) ---------- */
@view-transition { navigation: auto; }

::view-transition-old(root) {
  animation: vt-salida 0.38s var(--trans-suave) both;
}
::view-transition-new(root) {
  animation: vt-entrada 0.5s var(--trans-suave) both;
}
@keyframes vt-salida {
  to { opacity: 0; transform: translateY(-14px); }
}
@keyframes vt-entrada {
  from { opacity: 0; transform: translateY(18px); }
}

/* Fallback JS para navegadores sin View Transitions */
.velo-transicion {
  position: fixed; inset: 0; z-index: 9999;
  background: #F6F7F8;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
}
.velo-transicion.activo { opacity: 1; pointer-events: all; }

/* ---------- Utilidades ---------- */
.contenedor {
  width: min(100% - 2.5rem, var(--ancho));
  margin-inline: auto;
}

.mono {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rojo-brasa);
  display: inline-flex;
  align-items: center;
  gap: 0.75em;
  margin-bottom: var(--s-5);
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: var(--rojo);
  box-shadow: 0 0 8px rgba(218,41,28,.5);
}

.display {
  font-family: var(--f-display);
  font-stretch: 118%;
  font-weight: 740;
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--humo);
  text-wrap: balance;
}

h1.display { font-size: clamp(2.3rem, min(5vw, 7.6vh), 4.2rem); }
h2.display { font-size: clamp(1.9rem, 4vw, 3.1rem); }
h3.display { font-size: clamp(1.25rem, 2.2vw, 1.6rem); font-stretch: 110%; }

.parrafo {
  color: var(--niebla);
  max-width: 58ch;
  font-size: clamp(1rem, 1.2vw, 1.125rem);
}

.seccion { padding-block: clamp(4.5rem, 9vw, 8.5rem); position: relative; }
.seccion--acero { background: var(--carbon-2); }
.seccion--clara { background: #FFFFFF; }
.seccion--oscura { background: var(--carbon); }
.seccion--clara .display { color: var(--tinta); }
.seccion--clara .parrafo { color: var(--tinta-suave); }
.seccion--clara .eyebrow { color: var(--rojo-oscuro); }

.cabecera-seccion { margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.cabecera-seccion .parrafo { margin-top: var(--s-4); }

/* ---------- La traza (firma) ---------- */
.traza {
  position: relative;
  height: 84px;
  width: 1px;
  margin-inline: auto;
  background: linear-gradient(to bottom, transparent, var(--borde) 30%, var(--borde) 70%, transparent);
  overflow: visible;
}
.traza::after {
  content: "";
  position: absolute;
  left: 50%; top: 0;
  width: 3px; height: 26px;
  transform: translateX(-50%);
  background: linear-gradient(to bottom, transparent, var(--rojo));
  border-radius: 3px;
  filter: drop-shadow(0 0 6px var(--rojo));
  animation: paquete-baja 2.6s var(--trans-suave) infinite;
}
@keyframes paquete-baja {
  0%   { top: -26px; opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.traza-h {
  position: relative;
  height: 1px;
  background: var(--borde-suave);
  overflow: hidden;
}
.traza-h::after {
  content: "";
  position: absolute;
  top: 0; left: -18%;
  height: 100%; width: 18%;
  background: linear-gradient(to right, transparent, var(--rojo), transparent);
  animation: paquete-cruza 3.8s linear infinite;
}
@keyframes paquete-cruza {
  to { left: 118%; }
}

/* LED de estado (en cards, nav, etc.) */
.led {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #B4BCC4;
  transition: background 0.3s, box-shadow 0.3s;
  flex: none;
}
.led--activo, .card-puerto:hover .led, .card-puerto:focus-within .led {
  background: var(--rojo);
  box-shadow: 0 0 10px rgba(218, 41, 28, 0.7);
}

/* Lista con viñetas LED (componente compartido) */
.lista-led { display: grid; gap: 0.9rem; margin-top: 1.8rem; }
.lista-led li { display: flex; gap: 0.8rem; align-items: baseline; }
.lista-led .led { margin-top: 2px; }
.lista-led .texto { color: var(--niebla); }
.lista-led b { color: var(--humo); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  padding: 0.95em 1.9em;
  border-radius: 999px;
  font-family: var(--f-display);
  font-stretch: 108%;
  font-weight: 640;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: transform 0.35s var(--trans-suave), box-shadow 0.35s, background 0.3s, color 0.3s, border-color 0.3s;
  will-change: transform;
  white-space: nowrap;
}
.btn svg { width: 1em; height: 1em; transition: transform 0.3s var(--trans-suave); }
.btn:hover svg { transform: translateX(4px); }

.btn--rojo {
  background: linear-gradient(135deg, #E8321F, var(--rojo));
  color: #fff;
  box-shadow: 0 6px 22px rgba(218, 41, 28, 0.3);
}
.btn--rojo:hover { box-shadow: 0 10px 34px rgba(218, 41, 28, 0.42); }

.btn--fantasma {
  border: 1px solid var(--borde);
  color: var(--humo);
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(6px);
}
.btn--fantasma:hover { border-color: var(--rojo); color: var(--rojo-oscuro); background: #fff; }

.seccion--oscura .btn--fantasma, .cta-final .btn--fantasma {
  background: rgba(255,255,255,0.04);
  color: var(--humo);
}
.seccion--oscura .btn--fantasma:hover, .cta-final .btn--fantasma:hover {
  color: #fff;
  background: rgba(218,41,28,0.12);
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
  border-bottom: 1px solid transparent;
}
.header.compacto {
  background: rgba(250, 251, 252, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--borde-suave);
}
.header--oscuro.compacto {
  background: rgba(10, 12, 14, 0.82);
}
.header__fila {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
  padding-block: 1.1rem;
  transition: padding 0.4s var(--trans-suave);
}
.header.compacto .header__fila { padding-block: 0.7rem; }

.logo { display: inline-flex; align-items: center; gap: 0.7rem; flex: none; color: var(--humo); }
.logo svg { height: 34px; width: auto; }

.nav { display: flex; align-items: center; gap: clamp(1rem, 2.5vw, 2.2rem); }
.nav__enlace {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--niebla);
  position: relative;
  padding-block: 0.35em;
  transition: color 0.25s;
}
.nav__enlace::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1.5px;
  background: var(--rojo);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--trans-suave);
}
.nav__enlace:hover, .nav__enlace[aria-current="page"] { color: var(--humo); }
.nav__enlace:hover::after, .nav__enlace[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__cta { margin-left: 0.5rem; padding: 0.6em 1.4em; font-size: 0.88rem; }

.hamburguesa {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.hamburguesa span {
  width: 22px; height: 2px;
  background: var(--humo);
  transition: transform 0.3s var(--trans-suave), opacity 0.3s;
}
.hamburguesa[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburguesa[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburguesa[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero (claro) ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
  background: var(--carbon);
}
.hero__video-marco {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
}
.hero__video-marco video,
.hero__video-marco img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  will-change: transform;
}
/* Ken Burns: dolly-in/out infinito sobre la imagen 4K del hero */
.hero__video-marco img {
  animation: ken-burns 8s ease-in-out infinite alternate;
  transform-origin: 52% 42%;
}
@keyframes ken-burns {
  from { transform: scale(1.02); }
  to   { transform: scale(1.14) translateY(-1.2%); }
}
.hero__velo {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(to right, rgba(247,248,249,0.94) 0%, rgba(247,248,249,0.62) 52%, rgba(247,248,249,0.18) 100%),
    linear-gradient(to top, #F6F7F8 0%, rgba(246,247,248,0) 30%),
    linear-gradient(to bottom, rgba(247,248,249,0.55) 0%, rgba(247,248,249,0) 22%);
}
.hero__contenido {
  padding-block: clamp(6rem, 14vh, 9rem) clamp(3rem, 8vh, 5rem);
  max-width: 820px;
}
.hero__sub {
  margin-top: clamp(1rem, 2.5vh, 1.5rem);
  font-size: clamp(1.05rem, min(1.5vw, 2.4vh), 1.3rem);
  color: var(--niebla);
  max-width: 52ch;
}
.hero__acciones {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-4);
  margin-top: clamp(1.4rem, 3.5vh, 2rem);
}

.hero__metricas {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.25rem, 2vw, 2.4rem);
  margin-top: clamp(1.8rem, 5vh, 4rem);
  padding-top: clamp(1rem, 2.5vh, 1.5rem);
  border-top: 1px solid rgba(23, 28, 34, 0.14);
}
.metrica { min-width: 0; }
.metrica__valor {
  font-family: var(--f-mono);
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  font-weight: 600;
  color: var(--humo);
  letter-spacing: -0.02em;
}
.metrica__valor .unidad { color: var(--rojo-brasa); font-size: 0.65em; margin-left: 2px; }
.metrica__etiqueta {
  font-size: 0.78rem;
  color: var(--niebla-2);
  margin-top: 2px;
  letter-spacing: 0.03em;
}

.hero__scroll {
  position: absolute;
  bottom: 1.6rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--niebla-2);
  font-family: var(--f-mono);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}
.hero__scroll .traza { height: 44px; }

/* Pantallas anchas pero bajas (notebooks, monitores 1080p con barras) */
@media (max-height: 860px) and (min-width: 761px) {
  .hero__contenido { padding-block: 6rem 2.6rem; }
  h1.display { font-size: clamp(2.1rem, min(4.4vw, 6.8vh), 3.6rem); }
  .hero__sub { font-size: 1.05rem; }
  .hero__metricas { gap: 1.4rem 2.4rem; }
  .metrica__valor { font-size: 1.35rem; }
}
@media (max-height: 960px) {
  .hero__scroll { display: none; }
}

/* ---------- Ticker de modelos ---------- */
.ticker {
  border-block: 1px solid var(--borde-suave);
  background: #FFFFFF;
  overflow: hidden;
  padding-block: 0.9rem;
  position: relative;
}
.ticker__pista {
  display: flex;
  gap: 3.5rem;
  width: max-content;
  animation: ticker-scroll 46s linear infinite;
}
.ticker:hover .ticker__pista { animation-play-state: paused; }
.ticker__item {
  font-family: var(--f-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--niebla-2);
  display: flex;
  align-items: center;
  gap: 0.7rem;
  white-space: nowrap;
}
.ticker__item b { color: var(--humo); font-weight: 500; }
.ticker__item .punto { color: var(--rojo); }
@keyframes ticker-scroll {
  to { transform: translateX(-50%); }
}

/* ---------- Cards con puerto (hover que "enciende") ---------- */
.card-puerto {
  position: relative;
  background: var(--acero);
  border: 1px solid var(--borde-suave);
  border-radius: var(--radio-g);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  overflow: hidden;
  box-shadow: var(--sombra-card);
  transition: transform 0.45s var(--trans-suave), border-color 0.35s, box-shadow 0.45s;
}
.card-puerto::before {
  /* brillo que sigue al cursor */
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(218,41,28,0.07), transparent 65%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}
.card-puerto:hover { transform: translateY(-6px); border-color: rgba(218,41,28,0.45); box-shadow: var(--sombra-card-hover), var(--sombra-roja); }
.card-puerto:hover::before { opacity: 1; }

.card-puerto__cabeza {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: var(--s-4);
}
.card-puerto__codigo {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--niebla-2);
  text-transform: uppercase;
}
.card-puerto h3 { margin-bottom: var(--s-3); }
.card-puerto p { color: var(--niebla); font-size: 0.98rem; }

/* ---------- Cards de segmento (con imagen) ---------- */
.segmentos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-5);
}
.segmento {
  position: relative;
  border-radius: var(--radio-g);
  overflow: hidden;
  border: 1px solid var(--borde-suave);
  background: var(--acero);
  box-shadow: var(--sombra-card);
  display: flex;
  flex-direction: column;
  transition: transform 0.5s var(--trans-suave), border-color 0.35s, box-shadow 0.5s;
}
.segmento:hover { transform: translateY(-8px); border-color: rgba(218,41,28,0.5); box-shadow: var(--sombra-card-hover); }

.segmento__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
}
.segmento__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--trans-suave);
}
.segmento:hover .segmento__media img { transform: scale(1.06); }
.segmento__media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to top, var(--acero), transparent 55%);
}
.segmento__cuerpo {
  padding: 1.6rem 1.7rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  flex: 1;
}
.segmento__rango {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--rojo-brasa);
  text-transform: uppercase;
}
.segmento__specs {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--borde-suave);
  display: grid;
  gap: 0.45rem;
}
.spec-linea {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.82rem;
}
.spec-linea dt { color: var(--niebla-2); }
.spec-linea dd { font-family: var(--f-mono); color: var(--humo); font-size: 0.8rem; text-align: right; }

.segmento__enlace {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  margin-top: 1.1rem;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--rojo-brasa);
}
.segmento__enlace svg { width: 0.95em; height: 0.95em; transition: transform 0.3s var(--trans-suave); }
.segmento__enlace:hover svg { transform: translateX(4px); }

/* ---------- Grid genérico ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-5); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-6); align-items: center; }

/* ---------- Selector de modelo ---------- */
.selector {
  background:
    radial-gradient(900px 400px at 85% -10%, rgba(218,41,28,0.14), transparent 60%),
    var(--acero);
  border: 1px solid var(--borde-suave);
  border-radius: calc(var(--radio-g) + 6px);
  padding: clamp(2rem, 5vw, 3.5rem);
}
.selector__campos {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: var(--s-4);
  align-items: end;
  margin-top: var(--s-6);
}
.campo label {
  display: block;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--niebla);
  margin-bottom: 0.6rem;
}
.campo select, .campo input, .campo textarea {
  width: 100%;
  padding: 0.85em 1em;
  background: var(--carbon-2);
  border: 1px solid var(--borde-campo);
  border-radius: var(--radio);
  color: var(--humo);
  font: inherit;
  font-size: 0.95rem;
  transition: border-color 0.25s, box-shadow 0.25s;
  appearance: none;
}
.campo select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%235F6A75' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1em center;
}
.campo select:focus, .campo input:focus, .campo textarea:focus {
  outline: none;
  border-color: var(--rojo);
  box-shadow: 0 0 0 3px rgba(218,41,28,0.16);
}

.selector__resultado {
  margin-top: var(--s-6);
  padding: 1.5rem 1.7rem;
  border: 1px dashed var(--borde);
  border-radius: var(--radio-g);
  display: none;
  animation: aparece 0.5s var(--trans-suave);
}
.selector__resultado.visible { display: flex; flex-wrap: wrap; gap: 1.4rem; align-items: center; justify-content: space-between; border-color: rgba(218,41,28,0.5); }
@keyframes aparece {
  from { opacity: 0; transform: translateY(10px); }
}
.selector__modelo {
  font-family: var(--f-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--rojo-brasa);
}
.selector__detalle { color: var(--niebla); font-size: 0.92rem; max-width: 46ch; }

/* ---------- Tablas de especificaciones ---------- */
.tabla-marco {
  overflow-x: auto;
  border: 1px solid var(--borde-suave);
  border-radius: var(--radio-g);
  background: var(--acero);
  box-shadow: var(--sombra-card);
  scrollbar-width: thin;
  scrollbar-color: var(--grafito) transparent;
}
.tabla-marco:focus-visible {
  outline: 2px solid var(--rojo);
  outline-offset: 3px;
}
.tabla-specs {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  font-size: 0.86rem;
}
.tabla-specs th, .tabla-specs td {
  padding: 0.85rem 1.1rem;
  text-align: left;
  border-bottom: 1px solid var(--borde-suave);
}
.tabla-specs thead th {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rojo-brasa);
  background: var(--carbon-2);
  position: sticky;
  top: 0;
}
.tabla-specs tbody th {
  font-weight: 500;
  color: var(--niebla);
  white-space: nowrap;
}
.tabla-specs td {
  font-family: var(--f-mono);
  font-size: 0.82rem;
  color: var(--humo);
}
.tabla-specs .ifaces {
  font-size: 0.76rem;
  color: var(--niebla);
  line-height: 1.45;
}
.tabla-specs .vari {
  display: block;
  font-family: var(--f-body);
  font-size: 0.72rem;
  color: var(--niebla-2);
  margin-top: 2px;
}
.tabla-specs tbody tr { transition: background 0.2s; }
.tabla-specs tbody tr:hover { background: rgba(218,41,28,0.04); }
.tabla-specs tbody tr:last-child th, .tabla-specs tbody tr:last-child td { border-bottom: none; }

/* ---------- Franja media (imagen + texto) ---------- */
.franja__media {
  border-radius: var(--radio-g);
  overflow: hidden;
  border: 1px solid var(--borde-suave);
  box-shadow: var(--sombra-card);
  position: relative;
}
.franja__media img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Ecosistema ---------- */
.eco-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-3);
}
.eco-item {
  border: 1px solid var(--borde-suave);
  border-radius: var(--radio);
  padding: 1.1rem 1.2rem;
  background: var(--acero);
  box-shadow: var(--sombra-card);
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  transition: border-color 0.3s, transform 0.35s var(--trans-suave), box-shadow 0.3s;
}
.eco-item:hover { border-color: rgba(218,41,28,0.45); transform: translateY(-3px); box-shadow: var(--sombra-card-hover); }
.eco-item .led { margin-top: 7px; }
.eco-item__nombre {
  font-family: var(--f-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--humo);
  letter-spacing: 0.04em;
}
.eco-item__desc { font-size: 0.78rem; color: var(--niebla-2); line-height: 1.45; margin-top: 2px; }

/* ---------- Banda Chile (ámbito oscuro con imagen) ---------- */
.banda-chile {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: flex-end;
  isolation: isolate;
  overflow: hidden;
}
.banda-chile img.fondo {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%; object-fit: cover;
}
.banda-chile::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(to top, rgba(246,247,248,0.94) 8%, rgba(246,247,248,0.45) 55%, rgba(246,247,248,0.25) 100%);
}
.banda-chile__cuerpo { padding-block: clamp(3rem, 8vw, 5.5rem); }

/* ---------- CTA final (ámbito oscuro) ---------- */
.cta-final {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(1100px 460px at 50% 120%, rgba(218,41,28,0.32), transparent 65%),
    #0E1114;
  border-block: 1px solid var(--borde-suave);
  text-align: center;
}
.cta-final .display { max-width: 22ch; margin-inline: auto; }
.cta-final .parrafo { margin: var(--s-4) auto 0; }
.cta-final__acciones {
  display: flex; flex-wrap: wrap; gap: var(--s-4);
  justify-content: center;
  margin-top: var(--s-6);
}
.cta-final .correo {
  display: block;
  margin-top: var(--s-5);
  font-family: var(--f-mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--niebla);
}
.cta-final .correo a { color: var(--rojo-brasa); transition: color 0.25s; }
.cta-final .correo a:hover { color: #fff; }

/* ---------- Footer (ámbito oscuro) ---------- */
.footer {
  background: #0A0C0E;
  border-top: 1px solid var(--borde-suave);
  padding-block: var(--s-7) var(--s-5);
  color: var(--niebla-2);
  font-size: 0.88rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: var(--s-6);
  margin-bottom: var(--s-6);
}
.footer__titulo {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--niebla);
  margin-bottom: 1rem;
}
.footer ul { display: grid; gap: 0.55rem; }
.footer a { transition: color 0.25s; }
.footer a:hover { color: var(--humo); }
.footer__legal {
  padding-top: var(--s-5);
  border-top: 1px solid var(--borde-suave);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  font-size: 0.75rem;
  line-height: 1.6;
}
.footer__legal .aviso { max-width: 72ch; }

/* ---------- Hero interior (ámbito oscuro, páginas secundarias) ---------- */
.hero-interior {
  position: relative;
  padding-block: clamp(9rem, 20vh, 12rem) clamp(3.5rem, 8vh, 5.5rem);
  isolation: isolate;
  overflow: hidden;
}
.hero-interior img.fondo {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%; object-fit: cover;
}
.hero-interior::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(to right, rgba(247,248,249,0.94) 10%, rgba(247,248,249,0.6) 70%, rgba(247,248,249,0.3)),
    linear-gradient(to top, #F6F7F8, transparent 40%);
}
.hero-interior .parrafo { margin-top: var(--s-4); }

/* ---------- Pasos (proceso) ---------- */
.pasos { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-4); counter-reset: paso; }
.paso {
  counter-increment: paso;
  border: 1px solid var(--borde-suave);
  border-radius: var(--radio-g);
  background: var(--acero);
  box-shadow: var(--sombra-card);
  padding: 1.6rem;
  position: relative;
}
.paso::before {
  content: "0" counter(paso);
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--rojo-brasa);
}
.paso h3 { font-size: 1.05rem; margin-block: 0.7rem 0.4rem; font-family: var(--f-display); font-weight: 640; }
.paso p { font-size: 0.88rem; color: var(--niebla); }

/* ---------- Acordeón FAQ ---------- */
.faq { display: grid; gap: var(--s-3); max-width: 820px; }
.faq details {
  border: 1px solid var(--borde-suave);
  border-radius: var(--radio);
  background: var(--acero);
  box-shadow: var(--sombra-card);
  overflow: hidden;
  transition: border-color 0.3s;
}
.faq details[open] { border-color: rgba(218,41,28,0.4); }
.faq summary {
  padding: 1.1rem 1.3rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.98rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--f-mono);
  color: var(--rojo-brasa);
  font-size: 1.2rem;
  transition: transform 0.3s var(--trans-suave);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .faq__cuerpo { padding: 0 1.3rem 1.2rem; color: var(--niebla); font-size: 0.92rem; }

/* ---------- Formulario contacto ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); }
.form-grid .campo--ancho { grid-column: 1 / -1; }
.campo textarea { min-height: 140px; resize: vertical; }

/* ---------- Revelado por scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--trans-suave), transform 0.8s var(--trans-suave);
  transition-delay: var(--retraso, 0s);
}
.reveal.visible { opacity: 1; transform: none; }

.reveal-escala {
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.9s var(--trans-suave), transform 0.9s var(--trans-suave);
}
.reveal-escala.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .segmentos, .grid-3 { grid-template-columns: 1fr 1fr; }
  .eco-grid { grid-template-columns: 1fr 1fr; }
  .pasos { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .nav {
    position: fixed;
    inset: 0;
    z-index: 90;
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    background: rgba(250, 251, 252, 0.97);
    backdrop-filter: blur(18px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.35s, visibility 0.35s;
  }
  .header--oscuro .nav { background: rgba(10, 12, 14, 0.97); }
  .nav.abierta { opacity: 1; visibility: visible; pointer-events: all; }
  .nav__enlace { font-size: 1.4rem; font-family: var(--f-display); font-weight: 640; }
  .hamburguesa { display: flex; position: relative; z-index: 95; }

  .segmentos, .grid-3, .grid-2, .eco-grid, .pasos, .form-grid { grid-template-columns: 1fr; }
  .selector__campos { grid-template-columns: 1fr; }
  .selector__campos .btn { width: 100%; }
  .btn { white-space: normal; text-align: center; }
  .footer__grid { grid-template-columns: 1fr; gap: var(--s-5); }
  .hero__scroll { display: none; }

  /* Hero compacto: todo el contenido cabe en el viewport del teléfono */
  .hero__contenido { padding-block: 5.2rem 2.2rem; }
  .hero .eyebrow { font-size: 0.62rem; letter-spacing: 0.14em; margin-bottom: 1rem; }
  .hero h1.display { font-size: clamp(1.7rem, min(8.2vw, 4.6vh), 2.4rem); }
  .hero__sub { font-size: 0.95rem; margin-top: 0.8rem; }
  .hero__acciones { margin-top: 1.2rem; gap: 0.7rem; }
  .hero__acciones .btn { padding: 0.8em 1.5em; font-size: 0.9rem; }
  .hero__metricas {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.9rem 1.2rem;
    margin-top: 1.6rem;
    padding-top: 1rem;
  }
  .metrica__valor { font-size: 1.15rem; }
  .metrica__etiqueta { font-size: 0.68rem; }

  /* Heroes interiores y secciones más compactos en móvil */
  .hero-interior { padding-block: 7rem 3rem; }
  .hero-interior h1.display { font-size: clamp(1.8rem, 8.4vw, 2.5rem); }
  .seccion { padding-block: 3.5rem; }
  h2.display { font-size: clamp(1.6rem, 7vw, 2.2rem); }
}

/* ---------- Movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .reveal-escala { opacity: 1; transform: none; }
  .ticker__pista { animation: none; }
  .hero__video-marco video { display: none; }
  .hero__video-marco img { animation: none; }
}