/* ============================================================
   TYR & SYN — Landing v4 · Palantir a fondo
   Oscuro-primero · esquinas rectas · hairlines · labels mono
   El naranja #F15A24 vive SOLO en CTAs primarios.
   Nuevo en v4: marco HUD de esquinas, numerales fantasma,
   riel lateral, telemetría, terminal de lecturas, barrido de
   escaneo en tarjetas, señal viajando por la arquitectura.
   ============================================================ */

:root {
  --brand: #2e3192;
  --brand-dark: #20226e;       /* gradientes de paneles de marca */
  --brand-deep: #0d0e28;       /* fondos profundos (footer, proof) */
  --brand-soft: #5d61c4;       /* indigo legible sobre oscuro */
  --accent: #f15a24;
  --accent-dark: #d4490f;
  --bg: #0a0b12;               /* near-black con matiz navy */
  --bg-panel: #10122a;         /* panel con matiz índigo de marca */
  --bg-raise: #14162a;
  --ink: #e9eaf2;
  --muted: #9a9db5;
  --hairline: rgba(255, 255, 255, 0.14);
  --hairline-strong: rgba(255, 255, 255, 0.28);
  --maxw: 1140px;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Poppins", "Segoe UI", system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}

h1, h2, h3 { line-height: 1.18; margin: 0 0 0.6em; font-weight: 500; color: #fff; }
h1 { font-size: clamp(2rem, 4.5vw, 3.3rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.4rem, 2.8vw, 2.1rem); letter-spacing: -0.015em; font-weight: 600; }
h3 { font-size: 1.06rem; font-weight: 600; }
p  { margin: 0 0 1em; }
ul { margin: 0; padding-left: 1.2em; }
a  { color: var(--brand-soft); }
img { max-width: 100%; }

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

/* ---------- Accesibilidad ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #fff;
  padding: 0.6em 1em;
  z-index: 100;
}
.skip-link:focus { left: 0; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

:focus-visible { outline: 2px solid var(--brand-soft); outline-offset: 2px; }

/* ---------- Esquinas HUD (marco de panel) ---------- */
.corner {
  position: absolute;
  width: 22px;
  height: 22px;
  border: 0 solid rgba(255, 255, 255, 0.45);
  z-index: 4;
  pointer-events: none;
}
.corner.tl { top: 16px; left: 16px; border-top-width: 1px; border-left-width: 1px; }
.corner.tr { top: 16px; right: 16px; border-top-width: 1px; border-right-width: 1px; }
.corner.bl { bottom: 16px; left: 16px; border-bottom-width: 1px; border-left-width: 1px; }
.corner.br { bottom: 16px; right: 16px; border-bottom-width: 1px; border-right-width: 1px; }

/* ---------- Riel lateral de progreso (desktop ancho) ---------- */
.rail {
  position: fixed;
  left: 1.4rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 40;
  display: none;
  flex-direction: column;
  gap: 0.95rem;
}
.rail a {
  display: flex;
  align-items: center;
  padding: 4px 0;            /* área de clic para la marca sola */
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}
.rail a::before {
  content: "";
  width: 12px;
  height: 1px;
  background: currentColor;
  transition: width 0.25s ease;
}
.rail a:hover { color: #fff; }
.rail a.is-active { color: #fff; }
.rail a.is-active::before { width: 26px; background: var(--accent); }
@media (min-width: 1320px) {
  .rail { display: flex; }
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 11, 18, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--hairline);
}

.nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.08em;
}
.brand img.brand-mark { height: 38px; width: auto; }
.brand-text { font-size: 0.98rem; white-space: nowrap; }

.nav-toggle {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid var(--hairline-strong);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.45em 1em;
  cursor: pointer;
}

.nav-menu {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 1.6rem;
}
.nav-menu a {
  text-decoration: none;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  transition: color 0.15s ease;
}
.nav-menu a:hover { color: #fff; }
.nav-menu a.nav-cta {
  background: var(--accent);
  color: #fff;
  padding: 0.6em 1.2em;
}
.nav-menu a.nav-cta:hover { background: var(--accent-dark); }
/* Selector de idioma: pastilla mono con borde */
.nav-menu a.lang-switch {
  border: 1px solid var(--hairline-strong);
  padding: 0.5em 0.9em;
  color: var(--ink);
}
.nav-menu a.lang-switch:hover { border-color: #fff; }

/* ---------- Primitivas ---------- */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 5rem 1.25rem;
  position: relative;
}
.section.compact { padding-top: 3.5rem; padding-bottom: 3.5rem; }

/* Label editorial: mono, uppercase, indexado — la regla corre hasta el borde */
.eyebrow {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--brand-soft);
  margin-bottom: 1.1em;
  display: flex;
  align-items: center;
  gap: 0.9em;
}
.eyebrow::after {
  content: "";
  flex: 1 1 3.5em;             /* v4: la regla llena el ancho disponible */
  height: 1px;
  background: var(--hairline-strong);
  transform-origin: left center;
}

.micro {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-top: 0.7em;
}

.section-heading { max-width: 760px; margin-bottom: 2.6rem; }
.section-heading p:last-child { color: var(--muted); }
/* Encabezado con nota: todo apilado — eyebrow, título y texto
   uno debajo del otro (decisión Edgar 2026-06-04). */
.section-heading.split .split-note {
  color: var(--muted);
  margin: 0;
}

/* ---------- Botones: rectangulares, mono, uppercase ---------- */
.btn {
  display: inline-block;
  padding: 0.85em 1.6em;
  border: 1px solid transparent;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn.small { padding: 0.6em 1.2em; font-size: 0.74rem; }
/* El naranja SOLO aquí */
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-dark); }
.btn.ghost {
  background: transparent;
  color: #fff;
  border-color: var(--hairline-strong);
}
.btn.ghost:hover { border-color: #fff; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

/* ============================================================
   HERO v4: video full-bleed · las tres palabras SON el titular
   ============================================================ */
.hero {
  position: relative;
  background: var(--bg);
  color: #fff;
  overflow: hidden;
  border-bottom: 1px solid var(--hairline);
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
  filter: saturate(0.75) contrast(1.05);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(100deg, rgba(13, 14, 40, 0.94) 0%, rgba(13, 14, 40, 0.6) 60%, rgba(13, 14, 40, 0.82) 100%);
}
.hero-inner {
  position: relative;
  z-index: 3;
  padding-top: 5.5rem;
  padding-bottom: 4.5rem;
}
.hero-inner .lead {
  font-size: 1.12rem;
  color: rgba(233, 234, 242, 0.85);
  max-width: 560px;
  margin-top: 1.3rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 1.8rem 0 0;
}

/* Las tres palabras (réplica del hero original tyrsyn.com, ahora protagonistas):
   degradado naranja→índigo recortado al texto, pulso de 9s escalonado. */
.hero-words {
  display: grid;
  gap: 0.02em;
  margin: 0.4em 0 0;
}
.hero-words .w {
  font-weight: 700;
  font-size: clamp(3rem, 8.5vw, 6.2rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: #fff;
  background-image: linear-gradient(90deg, var(--accent) 10%, var(--brand-soft) 60%);
  -webkit-background-clip: text;
  background-clip: text;
  animation: gradientChange 9s infinite;
}
.hero-words .w:nth-of-type(2) { animation-delay: 4s; }
.hero-words .w:nth-of-type(3) { animation-delay: 8s; }
@keyframes gradientChange {
  0%, 100% { color: #fff; }
  50%      { color: transparent; }  /* transparente = se ve el degradado */
}

/* Telemetría: datos técnicos al pie del hero */
.hero-telemetry {
  position: relative;
  z-index: 3;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0 2rem;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  border-top: 1px solid var(--hairline);
}
.hero-telemetry span {
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  white-space: nowrap;
}

/* Secuencia de arranque: el hero entra por etapas */
.boot {
  opacity: 0;
  transform: translateY(14px);
  animation: bootIn 0.7s ease forwards;
}
.b1 { animation-delay: 0.05s; }
.b2 { animation-delay: 0.18s; }
.b3 { animation-delay: 0.42s; }
.b4 { animation-delay: 0.58s; }
.b5 { animation-delay: 0.72s; }
@keyframes bootIn {
  to { opacity: 1; transform: none; }
}

/* ---------- Problemas ---------- */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;                       /* rejilla por hairline */
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.problem-card {
  background: var(--bg-panel);
  padding: 1.6rem 1.4rem;
}
.problem-card h3 { margin-top: 0; }
.problem-card p { color: var(--muted); font-size: 0.9rem; margin: 0; }

/* ---------- Soluciones ---------- */
.solutions { background: var(--bg-panel); max-width: none; border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
/* −2.5rem: compensa el padding lateral de .section para que el título
   arranque exactamente en la misma línea que las secciones normales */
.solutions > * { max-width: calc(var(--maxw) - 2.5rem); margin-left: auto; margin-right: auto; }
.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.solution-card {
  background: var(--bg);
  padding: 1.6rem 1.5rem;
  transition: background 0.2s ease;
}
.solution-card:hover { background: var(--bg-raise); }
.solution-card.featured {
  grid-row: span 2;
  background: linear-gradient(170deg, var(--brand) 0%, var(--brand-dark) 85%);
  border-left: 2px solid var(--brand-soft);
}
.solution-card.featured p { color: rgba(255, 255, 255, 0.85); }
.solution-card.featured ul { list-style: none; padding: 0; margin-top: 1.2em; display: grid; gap: 1px; }
.solution-card.featured li {
  font-family: var(--mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid var(--hairline);
  padding: 0.55em 0.9em;
  color: var(--ink);
}
.solution-card p { color: var(--muted); font-size: 0.91rem; margin: 0; }
.solution-card h3 { color: #fff; }

/* ---------- Proof: panel con contadores + terminal de lecturas ---------- */
.proof { padding-top: 0; max-width: none; }
.proof-panel {
  /* el panel se ensancha para que su título caiga en la línea común */
  max-width: calc(var(--maxw) + 3.5rem);
  margin: 0 auto;
  background: linear-gradient(160deg, #1c1f66 0%, var(--brand-deep) 70%);
  border: 1px solid rgba(93, 97, 196, 0.35);
  color: #fff;
  padding: 3rem;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2.5rem;
  align-items: center;
  position: relative;
}
.proof-panel::before,
.proof-panel::after {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 0.85rem;
  position: absolute;
}
.proof-panel::before { content: "+"; top: 0.35rem; left: 0.6rem; }
.proof-panel::after { content: "+"; bottom: 0.35rem; right: 0.6rem; }
.proof-panel p { color: var(--muted); }
.proof-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.proof-metrics div {
  background: var(--bg);
  padding: 1.2rem 1.1rem;
  display: grid;
  gap: 0.35rem;
  align-content: start;
}
.proof-metrics strong {
  display: block;
  color: #fff;
  font-family: var(--mono);
  font-weight: 600;
  font-size: clamp(2.8rem, 5vw, 3.8rem);   /* números protagonistas */
  font-variant-numeric: tabular-nums;
  line-height: 1;
  letter-spacing: -0.02em;
  transform-origin: left center;
}
/* FIX: la regla de las descripciones atrapaba también al .counter
   (lo encogía a 0.8rem mientras el «+» quedaba enorme). Ahora el número
   hereda el tamaño grande del strong y solo la descripción es pequeña. */
.proof-metrics .counter { display: inline-block; font-size: inherit; color: inherit; }
.proof-metrics strong.is-done { animation: countPop 0.55s ease; } /* número + símbolo, juntos */
.proof-metrics strong.is-done {
  text-shadow: 0 0 24px rgba(93, 97, 196, 0.55);  /* destello azul al terminar */
}
@keyframes countPop {
  0%   { transform: scale(1); }
  45%  { transform: scale(1.12); }
  100% { transform: scale(1); }
}
.proof-metrics div > span { font-size: 0.8rem; color: var(--muted); }

/* Terminal de lecturas: la operación convertida en datos, en vivo */
.readlog {
  grid-column: 1 / -1;
  background: rgba(5, 6, 14, 0.72);
  border: 1px solid var(--hairline);
  font-family: var(--mono);
  position: relative;
  z-index: 1;
}
.readlog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55em 1em;
  border-bottom: 1px solid var(--hairline);
  font-size: 0.66rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
}
.readlog-dot {
  width: 7px;
  height: 7px;
  background: #4ade80;
  border-radius: 50%;
  animation: blink 1.6s ease-in-out infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.25; }
}
.readlog-lines {
  list-style: none;
  margin: 0;
  padding: 0.8em 1em;
  display: grid;
  gap: 0.3em;
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--muted);
  min-height: 5.4em;
}
.readlog-lines li { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.readlog-lines li:last-child { color: var(--ink); }
.readlog-lines li.in { animation: logIn 0.25s ease; }
@keyframes logIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: none; }
}

/* ---------- Industrias ---------- */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.industry-grid article {
  background: var(--bg-panel);
  padding: 1.5rem 1.4rem;
}
/* Foto con tratamiento de marca: desaturada + velo índigo→oscuro.
   Cualquier imagen decente entra al estilo del sitio automáticamente.
   Se usa en industrias, soluciones y arquitectura. */
.card-media {
  height: 150px;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid var(--hairline);
  margin: 0 0 1.2rem;
}
.industry-grid .card-media { margin: -1.5rem -1.4rem 1.2rem; }
.solution-card .card-media { margin: -1.6rem -1.5rem 1.2rem; }
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(0.85) contrast(1.08) brightness(0.8);
  transition: filter 0.35s ease, transform 0.35s ease;
}
.card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(46, 49, 146, 0.28) 0%, rgba(10, 11, 18, 0.55) 100%);
  pointer-events: none;
}
.industry-grid article:hover .card-media img,
.solution-card:hover .card-media img {
  filter: grayscale(0.35) contrast(1.05) brightness(0.9);
  transform: scale(1.04);
}
/* Si la imagen aún no existe, la tarjeta vuelve a ser solo texto (JS añade .no-img) */
.no-img .card-media { display: none; }
.industry-grid h3 { color: #fff; }
.industry-grid p { color: var(--muted); font-size: 0.9rem; margin: 0; }

/* ---------- Método / timeline ---------- */
.method { background: var(--bg-panel); max-width: none; border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
.method > * { max-width: calc(var(--maxw) - 2.5rem); margin-left: auto; margin-right: auto; }
.timeline {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.timeline li {
  background: var(--bg);
  padding: 1.5rem 1.4rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.timeline li > span {
  flex: 0 0 auto;
  width: 2em;
  height: 2em;
  display: grid;
  place-items: center;
  background: var(--brand);
  border: 1px solid var(--brand);
  color: #fff;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.85rem;
}
.timeline p { color: var(--muted); font-size: 0.88rem; margin: 0; }

/* ============================================================
   Arquitectura: stepper técnico
   ============================================================ */
.arch-stepper {
  border: 1px solid var(--hairline);
  background: var(--bg-panel);
}
.arch-track {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1.2rem;
  border-bottom: 1px solid var(--hairline);
  flex-wrap: wrap;
}
.arch-node {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--hairline);
  padding: 0.6em 1.1em;
  cursor: pointer;
  transition: all 0.18s ease;
}
.arch-node:hover { border-color: var(--hairline-strong); color: #fff; }
.arch-node.is-active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}
.arch-link {
  flex: 1 1 1.2em;
  min-width: 1.2em;
  height: 1px;
  position: relative;
}
.arch-detail { padding: 2rem; position: relative; }
.arch-detail::after {
  content: "+";
  position: absolute;
  bottom: 0.35rem;
  right: 0.6rem;
  font-family: var(--mono);
  color: var(--muted);
  font-size: 0.85rem;
}
.arch-panel h3 { color: #fff; }
.arch-panel p { color: var(--muted); max-width: 640px; }
/* Panel con foto: texto a la izquierda, imagen a la derecha */
.arch-panel:not([hidden]):not(.no-img) {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
  align-items: center;
}
.arch-media {
  margin: 0;
  height: 170px;
  border: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.arch-panel.is-active { animation: panelIn 0.3s ease; }
@keyframes panelIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.arch-controls {
  display: flex;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

/* ---------- Banda CTA ---------- */
.cta-band-wrap { padding-top: 0; max-width: none; }
.cta-band {
  max-width: calc(var(--maxw) + 3.5rem);
  margin: 0 auto;
  background: var(--brand);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #fff;
  display: grid;
  grid-template-columns: 1.5fr auto;
  gap: 2rem;
  align-items: center;
  padding: 3rem;
  position: relative;
}
.cta-band .corner { border-color: rgba(255, 255, 255, 0.55); }
.cta-band .corner.tl, .cta-band .corner.tr { top: 10px; }
.cta-band .corner.bl, .cta-band .corner.br { bottom: 10px; }
.cta-band .corner.tl, .cta-band .corner.bl { left: 10px; }
.cta-band .corner.tr, .cta-band .corner.br { right: 10px; }
.cta-band p { color: rgba(255, 255, 255, 0.88); margin: 0; }
.cta-band .eyebrow { color: rgba(255, 255, 255, 0.75); }

/* ---------- Contacto ---------- */
.contact { max-width: none; }
.contact-card {
  max-width: calc(var(--maxw) + 3.5rem);
  margin: 0 auto;
  background: var(--bg-panel);
  border: 1px solid var(--hairline);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2.5rem;
}
.contact-details {
  display: grid;
  gap: 0.6rem;
  margin-top: 1.4rem;
}
.contact-details a {
  color: #fff;
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.88rem;
  border-bottom: 1px solid var(--hairline-strong);
  width: fit-content;
}
.contact-details a:hover { border-color: #fff; }
.contact-details span { color: var(--muted); font-size: 0.85rem; }

.lead-form { display: grid; gap: 1rem; }
.lead-form label {
  display: grid;
  gap: 0.4rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.lead-form input,
.lead-form textarea {
  font-family: "Poppins", system-ui, sans-serif;
  font-size: 1rem; /* ≥16px: evita que iOS haga zoom automático al enfocar */
  color: var(--ink);
  padding: 0.7em 0.9em;
  border: 1px solid var(--hairline-strong);
  background: var(--bg);
}
.lead-form input::placeholder,
.lead-form textarea::placeholder { color: rgba(154, 157, 181, 0.6); }
.lead-form input:focus,
.lead-form textarea:focus {
  outline: none;
  border-color: #fff;
}
.lead-form .btn { justify-self: start; }
.lead-form .micro { margin-top: -0.4rem; }

/* honeypot — invisible para humanos, los bots lo llenan */
.lead-form .hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-status { font-size: 0.9rem; font-weight: 600; margin: 0; }
.form-status.ok { color: #4ade80; }
.form-status.error { color: #f87171; }
.form-status a { color: #fff; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--brand-deep);
  border-top: 1px solid var(--hairline);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 1.25rem;
}
.site-footer > div:first-child {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}
.site-footer strong { color: #fff; letter-spacing: 0.1em; }
.site-footer p { margin: 0.3em 0 0; font-size: 0.8rem; font-family: var(--mono); }
.footer-links { display: flex; gap: 1.6rem; }
.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.footer-links a:hover { color: #fff; }
.footer-meta {
  flex-basis: 100%;
  margin: 0;
  padding-top: 1rem;
  border-top: 1px solid var(--hairline);
  font-family: var(--mono);
  font-size: 0.64rem !important;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(154, 157, 181, 0.6);
}

/* ============================================================
   Reveals al hacer scroll
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
.no-observer .reveal { opacity: 1; transform: none; }

/* ============================================================
   Animaciones HUD (estilo Palantir)
   ============================================================ */

/* 1 · Rejilla técnica que deriva lentamente sobre el video del hero */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  animation: gridDrift 36s linear infinite;
}
@keyframes gridDrift { to { background-position: 56px 56px; } }

/* 2 · Cinta técnica en movimiento continuo */
.ticker {
  overflow: hidden;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--hairline);
}
.ticker-track {
  display: flex;
  width: max-content;
  animation: tickerMove 32s linear infinite;
}
.ticker-track span {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  padding: 0.75em 1.8em;
  border-right: 1px solid var(--hairline);
  white-space: nowrap;
}
@keyframes tickerMove { to { transform: translateX(-50%); } }

/* 3 · La regla del eyebrow se dibuja al revelarse la sección */
.eyebrow::after { transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.25s; }
.reveal:not(.is-visible) .eyebrow::after { transform: scaleX(0); }
.reveal.is-visible .eyebrow::after { transform: scaleX(1); }

/* 4 · Flujo de datos en los enlaces del stepper + señal viajera */
.arch-link {
  background: repeating-linear-gradient(90deg, var(--hairline-strong) 0 6px, transparent 6px 12px);
  animation: dashFlow 1.1s linear infinite;
}
@keyframes dashFlow { to { background-position: 12px 0; } }
.arch-link::after {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 5px;
  height: 5px;
  background: var(--brand-soft);
  box-shadow: 0 0 8px rgba(93, 97, 196, 0.9);
  animation: travel 2.6s linear infinite;
}
@keyframes travel {
  0%   { left: 0; opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { left: calc(100% - 5px); opacity: 0; }
}
.arch-link.is-done {
  background: var(--brand-soft);
  animation: none;
}
.arch-link.is-done::after { display: none; }

/* 5 · Barrido de radar en el panel de métricas */
.proof-panel { overflow: hidden; }
.proof-panel > div { position: relative; z-index: 1; }
.proof-panel .radar {
  position: absolute;
  inset: -60%;
  z-index: 0;
  pointer-events: none;
  background: conic-gradient(from 0deg, transparent 0 82%, rgba(93, 97, 196, 0.12) 94%, transparent 100%);
  animation: radarSpin 16s linear infinite;
}
@keyframes radarSpin { to { transform: rotate(360deg); } }

/* 6 · Esquinas HUD al pasar el cursor por las tarjetas */
.problem-card, .solution-card, .industry-grid article { position: relative; overflow: hidden; }
.problem-card::after, .solution-card::after, .industry-grid article::after {
  content: "";
  position: absolute;
  top: 7px;
  right: 7px;
  width: 11px;
  height: 11px;
  border-top: 1px solid #fff;
  border-right: 1px solid #fff;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.problem-card:hover::after, .solution-card:hover::after, .industry-grid article:hover::after {
  opacity: 0.75;
}

/* 7 · Barrido de escaneo: una línea recorre la tarjeta al pasar el cursor
       (metáfora literal: el lector RFID barre el activo) */
.problem-card::before, .solution-card::before, .industry-grid article::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.65), transparent);
  opacity: 0;
  pointer-events: none;
}
.problem-card:hover::before, .solution-card:hover::before, .industry-grid article:hover::before {
  animation: scanSweep 0.7s ease;
}
@keyframes scanSweep {
  0%   { opacity: 1; top: 0; }
  100% { opacity: 0; top: 100%; }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 920px) {
  .proof-panel,
  .contact-card,
  .cta-band { grid-template-columns: 1fr; }
  .problem-grid, .timeline { grid-template-columns: 1fr 1fr; }
  .solution-grid, .industry-grid { grid-template-columns: 1fr 1fr; }
  .solution-card.featured { grid-row: auto; grid-column: span 2; }
}

@media (max-width: 640px) {
  .section { padding: 3rem 1rem; }
  .problem-grid, .solution-grid, .industry-grid, .timeline { grid-template-columns: 1fr; }
  .solution-card.featured { grid-column: auto; }
  .proof-panel, .contact-card, .cta-band, .arch-detail { padding: 1.8rem; }
  .hero-inner { padding-top: 3.5rem; padding-bottom: 3rem; }
  .hero-telemetry { justify-content: flex-start; gap: 0.4rem 1.4rem; }
  .corner { width: 14px; height: 14px; }
  .corner.tl, .corner.tr { top: 10px; }
  .corner.bl, .corner.br { bottom: 10px; }
  .corner.tl, .corner.bl { left: 10px; }
  .corner.tr, .corner.br { right: 10px; }
  .arch-track { gap: 0.4rem; }
  .arch-link { display: none; }
  .arch-panel:not([hidden]):not(.no-img) { grid-template-columns: 1fr; gap: 1.2rem; }
  .arch-media { height: 130px; }

  .nav-toggle { display: block; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--hairline);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem 1rem 1rem;
  }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: 0.9em 0.4em; border-bottom: 1px solid var(--hairline); }
  .nav-menu a.nav-cta {
    border: none;
    text-align: center;
    margin-top: 0.8rem;
  }
}

/* Teléfonos pequeños */
@media (max-width: 460px) {
  .proof-metrics { grid-template-columns: 1fr; }
  .hero-words .w { font-size: 2.4rem; }
  .hero-actions .btn { width: 100%; text-align: center; }
  .arch-controls { flex-direction: column; }
  .arch-controls .btn { width: 100%; text-align: center; }
  .contact-details a { word-break: break-all; }
  .readlog-lines { font-size: 0.62rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .arch-panel.is-active { animation: none; }
  .hero-video { display: none; } /* JS también lo pausa */
  .hero::before, .ticker-track, .proof-panel .radar, .hero-words .w { animation: none; }
  .arch-link { animation: none; }
  .arch-link::after { display: none; }
  .boot { opacity: 1; transform: none; animation: none; }
  .readlog-dot { animation: none; }
  .readlog-lines li.in { animation: none; }
  .problem-card:hover::before, .solution-card:hover::before, .industry-grid article:hover::before { animation: none; }
  .eyebrow::after { transition: none; }
  .reveal:not(.is-visible) .eyebrow::after { transform: scaleX(1); }
}