/* ============================================================
   NousLab — nouslab.cl
   Sistema gráfico "terminal claro": base luminosa con bandas
   oscuras de identidad (terminal windows, franja y footer).
   Unbounded (titulares) + Inter (texto), acento por vertical.
   Animaciones de sección: entrada escalonada, stagger, contadores
   y marquee (estilo Framer), con respeto a prefers-reduced-motion.
   ============================================================ */

:root {
  /* Base clara */
  --bg: #F7F9FC;          /* fondo general */
  --bg-alt: #EFF3F9;      /* secciones alternas */
  --bg-deep: #05080C;     /* bandas oscuras (franja / footer) */
  --panel: #FFFFFF;       /* tarjetas y paneles */
  --panel-2: #F2F5FA;     /* inputs, superficies hundidas */
  --line: #E2E8F1;        /* bordes */
  --line-bright: #C7D3E2;

  /* Texto (sobre claro) */
  --ink: #0B1B2B;         /* títulos */
  --slate: #47586D;       /* párrafos */
  --muted: #8395A9;       /* secundario */

  /* Acentos por vertical — calibrados para fondo claro */
  --green: #009569;       /* marca / inicio */
  --teal: #008A7B;        /* Automatización */
  --cyber: #1F5FD0;       /* Ciberseguridad */
  --violet: #6847E0;      /* Chatbots IA */

  /* Versiones neón para las bandas oscuras */
  --green-bright: #00FF9C;
  --teal-bright: #00E5C7;
  --cyber-bright: #4D9FFF;
  --violet-bright: #B18CFF;

  /* Acento activo (por defecto: verde de marca) */
  --accent: var(--green);
  --accent-bright: var(--green-bright);
  --accent-dark: var(--green);
  --accent-soft: color-mix(in srgb, var(--accent) 9%, transparent);
  --accent-glow: color-mix(in srgb, var(--accent) 22%, transparent);
  --on-accent: #FFFFFF;   /* texto sobre botón de acento */

  --radius: 6px;
  --shadow-soft: 0 10px 30px rgba(11, 27, 43, 0.07);
  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);

  --font-head: "Unbounded", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* Acento según vertical (clase en <body>) */
body.v-auto  { --accent: var(--teal);   --accent-bright: var(--teal-bright);   --accent-dark: var(--teal); }
body.v-cyber { --accent: var(--cyber);  --accent-bright: var(--cyber-bright);  --accent-dark: var(--cyber); }
body.v-bots  { --accent: var(--violet); --accent-bright: var(--violet-bright); --accent-dark: var(--violet); }

/* Zonas oscuras: conservan el alma de terminal dentro del modo claro */
.trust-bar, .site-footer, .split-visual {
  --accent: var(--accent-bright);
  --green: var(--green-bright); --teal: var(--teal-bright);
  --cyber: var(--cyber-bright); --violet: var(--violet-bright);
  --ink: #EAF2F9; --slate: #9FB2C4; --muted: #75899D;
  --line: #1B2836; --line-bright: #2A3D50;
  --panel: #0D141C; --panel-2: #090F15;
  --accent-soft: color-mix(in srgb, var(--accent) 10%, transparent);
  --accent-glow: color-mix(in srgb, var(--accent) 28%, transparent);
}

/* ---------- Reset básico ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--slate);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* Scanlines ultra sutiles */
body::after {
  content: ""; position: fixed; inset: 0; z-index: 999; pointer-events: none;
  background: repeating-linear-gradient(
    0deg, transparent 0 2px, rgba(11, 27, 43, 0.011) 2px 4px);
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; }
h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--ink);
  line-height: 1.3;
  margin: 0 0 0.5em;
  letter-spacing: 0;
  font-weight: 600;
}
p { margin: 0 0 1em; }
ul { margin: 0; padding: 0; list-style: none; }
::selection { background: var(--accent); color: #fff; }

/* Scrollbar */
::-webkit-scrollbar { width: 11px; }
::-webkit-scrollbar-track { background: #EDF1F7; }
::-webkit-scrollbar-thumb { background: #C3CEDC; border-radius: 6px; border: 2px solid #EDF1F7; }
::-webkit-scrollbar-thumb:hover { background: #A9B8CB; }

.container { max-width: 1160px; margin-inline: auto; padding-inline: 24px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: #fff;
  font-family: var(--font-head); padding: 10px 18px; z-index: 1000;
}
.skip-link:focus { left: 0; }

/* Cursor parpadeante (logo y líneas tipeadas) */
@keyframes blink { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
.cursor { color: var(--accent); animation: blink 1.1s steps(1) infinite; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  background: var(--accent); color: var(--on-accent) !important;
  font-family: var(--font-head); font-weight: 600; font-size: .8rem;
  text-transform: lowercase; letter-spacing: 0;
  padding: 14px 26px; border: 1px solid var(--accent);
  border-radius: 4px; cursor: pointer;
  box-shadow: 0 8px 22px var(--accent-glow);
  transition: filter .15s ease, transform .15s ease, box-shadow .15s ease;
}
.btn:hover { filter: brightness(1.08); transform: translateY(-2px); box-shadow: 0 12px 28px var(--accent-glow); }
.btn:active { transform: translateY(0); }
.btn-lg { padding: 16px 30px; font-size: .85rem; }
.btn-ghost {
  background: transparent; box-shadow: none;
  border: 1px solid var(--line-bright); color: var(--ink) !important;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent) !important; box-shadow: 0 8px 22px var(--accent-glow); filter: none; }
.btn-outline {
  background: transparent; box-shadow: none;
  border: 1px solid var(--accent); color: var(--accent) !important;
}
.btn-outline:hover { background: var(--accent-soft); box-shadow: 0 8px 22px var(--accent-glow); filter: none; }
.btn-block { width: 100%; }

.arrow { transition: transform .18s ease; }
a:hover .arrow, .btn:hover .arrow { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250, 252, 255, 0.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 70px; gap: 24px;
}
.logo { display: inline-flex; align-items: center; gap: 11px; }
.logo-mark {
  width: 32px; height: 32px; border: 1.5px solid var(--accent); border-radius: 6px;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-head); font-weight: 700; font-size: .82rem;
  color: var(--accent); letter-spacing: -0.05em;
  box-shadow: 0 4px 14px var(--accent-glow);
}
.logo-text {
  font-family: var(--font-head); font-weight: 600; font-size: .98rem;
  color: var(--ink); letter-spacing: 0;
}
.logo-tld { font-family: var(--font-head); color: var(--muted); font-weight: 500; font-size: .9rem; }

.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  font-family: var(--font-head); color: var(--slate); font-weight: 500; font-size: .74rem;
  text-transform: lowercase;
  padding: 9px 12px; border-radius: 4px;
  transition: color .15s ease, background .15s ease;
}
.site-nav a:hover { color: var(--ink); background: rgba(11, 27, 43, 0.05); }
.site-nav a.active { color: var(--accent); }
.site-nav a.active::before { content: "▸ "; }
.site-nav .btn { padding: 10px 16px; font-size: .72rem; margin-left: 10px; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 10px; }
.nav-toggle span {
  display: block; width: 24px; height: 2px; background: var(--ink); border-radius: 2px;
  margin: 6px 0; transition: transform .25s ease, opacity .25s ease;
}
.nav-open .nav-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(820px 380px at 85% -5%, color-mix(in srgb, var(--accent) 8%, transparent), transparent 65%),
    radial-gradient(640px 340px at -5% 108%, color-mix(in srgb, var(--accent) 5%, transparent), transparent 60%),
    var(--bg);
  color: var(--slate);
  padding: 84px 0 84px;
  border-bottom: 1px solid var(--line);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(11, 27, 43, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 27, 43, 0.055) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 95% 85% at 50% 15%, black 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 95% 85% at 50% 15%, black 30%, transparent 78%);
}
.hero > .container { position: relative; }
.hero h1 {
  color: var(--ink); font-size: clamp(1.35rem, 2.9vw, 2.15rem); font-weight: 600;
  max-width: 24ch; margin-bottom: 0.55em; text-wrap: balance;
}
.hero-center h1 { margin-inline: auto; }
.hero .lead {
  font-size: clamp(1rem, 1.5vw, 1.13rem); max-width: 64ch;
  color: var(--slate);
}
.hero .lead strong { color: var(--accent) !important; font-weight: 600; }
.hero-center { text-align: center; }
.hero-center .lead { margin-inline: auto; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero-center .hero-actions { justify-content: center; }

/* Entrada escalonada del hero (al cargar) */
@keyframes heroIn {
  from { opacity: 0; transform: translateY(26px); }
  to { opacity: 1; transform: none; }
}
.hero .breadcrumb, .hero .term-type, .hero .eyebrow, .hero h1,
.hero .lead, .hero .hero-actions, .hero .chip-row, .hero .v-card {
  animation: heroIn .75s var(--ease-out) both;
}
.hero .breadcrumb { animation-delay: .03s; }
.hero .term-type { animation-delay: .1s; }
.hero .eyebrow { animation-delay: .18s; }
.hero h1 { animation-delay: .26s; }
.hero .lead { animation-delay: .36s; }
.hero .hero-actions { animation-delay: .46s; }
.hero .chip-row { animation-delay: .56s; }
.hero .v-card:nth-child(1) { animation-delay: .5s; }
.hero .v-card:nth-child(2) { animation-delay: .62s; }
.hero .v-card:nth-child(3) { animation-delay: .74s; }

/* Línea de comando tipeada */
.term-type {
  font-family: var(--font-head); font-size: .8rem; color: var(--accent);
  margin: 0 0 26px; min-height: 1.5em;
}
.term-type::after { content: "▌"; animation: blink 1s steps(1) infinite; margin-left: 2px; }
.hero-center .term-type { text-align: center; }

.breadcrumb {
  font-family: var(--font-head); font-size: .78rem; color: var(--muted);
  margin-bottom: 20px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb strong { color: var(--slate); font-weight: 600; }

.eyebrow {
  display: block;
  font-family: var(--font-head); font-weight: 600; font-size: .8rem;
  letter-spacing: .02em; text-transform: lowercase;
  color: var(--accent); margin-bottom: 16px;
}
.eyebrow::before { content: "// "; opacity: .75; }

/* Chips del hero */
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.hero-center .chip-row { justify-content: center; }
.chip {
  font-family: var(--font-head); font-size: .78rem; font-weight: 500;
  color: var(--slate); background: var(--panel);
  border: 1px solid var(--line); padding: 7px 14px; border-radius: 4px;
  box-shadow: 0 2px 8px rgba(11, 27, 43, 0.04);
}

/* ---------- Cards de verticales (hero inicio) ---------- */
.vertical-cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin-top: 52px; text-align: left;
}
.v-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px 26px 24px;
  box-shadow: var(--shadow-soft);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.v-card.vc-auto  { --vc: var(--teal); }
.v-card.vc-cyber { --vc: var(--cyber); }
.v-card.vc-bots  { --vc: var(--violet); }
/* Esquinas tipo mira/bracket */
.v-card::before, .v-card::after {
  content: ""; position: absolute; width: 15px; height: 15px; pointer-events: none;
  transition: width .2s ease, height .2s ease;
}
.v-card::before { top: -1px; left: -1px; border-top: 2px solid var(--vc); border-left: 2px solid var(--vc); border-top-left-radius: var(--radius); }
.v-card::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--vc); border-right: 2px solid var(--vc); border-bottom-right-radius: var(--radius); }
.v-card:hover {
  transform: translateY(-5px); border-color: color-mix(in srgb, var(--vc) 45%, var(--line));
  box-shadow: 0 18px 40px color-mix(in srgb, var(--vc) 15%, transparent);
}
.v-card:hover::before, .v-card:hover::after { width: 26px; height: 26px; }
.v-card .icon-badge { border-color: color-mix(in srgb, var(--vc) 45%, transparent); color: var(--vc); background: color-mix(in srgb, var(--vc) 6%, transparent); }
.v-card h3 { font-size: .94rem; margin: 18px 0 8px; }
.v-card h3 a { color: var(--ink); }
.v-card h3 a::after { content: ""; position: absolute; inset: 0; }
.v-card p { font-family: var(--font-body); font-size: .93rem; margin-bottom: 18px; color: var(--slate); }
.v-card .card-link {
  margin-top: auto; font-family: var(--font-head); font-weight: 600; font-size: .8rem;
  color: var(--vc); display: inline-flex; align-items: center; gap: 7px;
}
.v-card .card-tag {
  position: absolute; top: 16px; right: 18px;
  font-family: var(--font-head); font-size: .66rem; font-weight: 600;
  letter-spacing: .04em; text-transform: lowercase; color: var(--vc); opacity: .9;
}
.v-card .card-tag::before { content: "["; }
.v-card .card-tag::after { content: "]"; }

.icon-badge {
  width: 48px; height: 48px; border-radius: 6px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  color: var(--accent); flex: 0 0 auto;
}
.icon-badge svg { width: 24px; height: 24px; }

/* ---------- Franja de confianza (marquee oscuro) ---------- */
.trust-bar {
  background: var(--bg-deep); padding: 15px 0;
  border-bottom: 1px solid #10202F; overflow: hidden;
}
.trust-bar .container { max-width: 100%; padding-inline: 0; }
.trust-items {
  display: flex; flex-wrap: nowrap; align-items: center; gap: 48px;
  width: max-content;
  font-family: var(--font-head); color: var(--slate); font-size: .74rem;
}
.trust-items.marquee-on { animation: marquee 30s linear infinite; }
.trust-bar:hover .trust-items.marquee-on { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
.trust-items li { display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; }
.trust-items li::after { content: "//"; color: color-mix(in srgb, var(--accent) 45%, transparent); margin-left: 48px; }
.trust-items svg { width: 15px; height: 15px; color: var(--accent); flex: 0 0 auto; }

/* ---------- Secciones ---------- */
.section { padding: 92px 0; }
.section-soft { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 760px; margin-bottom: 52px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-title { font-size: clamp(1.12rem, 2.1vw, 1.6rem); font-weight: 600; text-wrap: balance; }
.section-title::before { content: "## "; color: var(--accent); opacity: .85; }
.section-sub { font-size: 1.04rem; }

/* ---------- Grillas ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }

/* Tarjeta estándar */
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; box-shadow: 0 4px 16px rgba(11, 27, 43, 0.04);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.card:hover { border-color: var(--line-bright); box-shadow: var(--shadow-soft); transform: translateY(-2px); }
.card h3 { font-size: .9rem; margin: 16px 0 8px; }
.card p { font-size: .93rem; margin: 0; }

/* Dolores / problemas: acento rojo error */
.pain-card { border-left: 2px solid #D6492E66; }
.pain-card .icon-badge {
  border-color: #D6492E55; color: #C9401F; background: #D6492E0F;
  width: 42px; height: 42px;
}
.pain-card .icon-badge svg { width: 21px; height: 21px; }
.pain-card h3::before { content: "! "; color: #C9401F; }

/* Lista de features con check */
.feature-list li {
  display: flex; gap: 13px; align-items: flex-start;
  padding: 8px 0; font-size: .98rem;
}
.feature-list svg { width: 19px; height: 19px; color: var(--accent); flex: 0 0 auto; margin-top: 4px; }
.feature-list strong { color: var(--ink); font-weight: 600; }

/* ---------- Filas alternadas (split) ---------- */
.split {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center;
  padding: 46px 0;
}
.split.reverse .split-visual { order: -1; }
.split h2, .split h3.split-title { font-size: clamp(1.02rem, 1.8vw, 1.32rem); font-weight: 600; }
.split .icon-badge { margin-bottom: 20px; }

/* Panel visual = ventana de terminal (oscura, ancla de identidad) */
.split-visual {
  position: relative; border-radius: 8px; padding: 56px 22px 22px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  box-shadow: 0 22px 54px rgba(11, 27, 43, 0.22), 0 0 30px var(--accent-soft);
}
.split-visual::before { /* barra de título */
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 38px;
  background: var(--panel); border-bottom: 1px solid var(--line);
  border-radius: 8px 8px 0 0;
}
.split-visual::after { /* ruta */
  content: attr(data-path);
  position: absolute; top: 0; left: 60px; height: 38px;
  display: flex; align-items: center;
  font-family: var(--font-head); font-size: .68rem; color: var(--muted);
}
.term-dots {
  position: absolute; top: 15px; left: 18px; z-index: 1;
  width: 8px; height: 8px; border-radius: 50%; background: #FF5F56;
  box-shadow: 14px 0 0 #FFBD2E, 28px 0 0 #27C93F;
}
.mini-stack { display: flex; flex-direction: column; gap: 10px; }
.mini-item {
  display: flex; align-items: center; gap: 13px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 5px;
  padding: 12px 16px; font-family: var(--font-head);
  font-size: .78rem; font-weight: 500; color: var(--ink);
}
.mini-item svg { width: 18px; height: 18px; color: var(--accent); flex: 0 0 auto; }
.mini-item small {
  display: block; font-family: var(--font-body); font-weight: 400;
  color: var(--muted); font-size: .8rem; margin-top: 2px;
}

/* ---------- Pasos del proceso (funnel) ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.step {
  position: relative; background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px 22px;
  box-shadow: 0 4px 16px rgba(11, 27, 43, 0.04);
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.step:hover { border-color: var(--line-bright); transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.step-num {
  width: 40px; height: 40px; border-radius: 5px;
  background: var(--accent-soft); border: 1px solid var(--accent); color: var(--accent);
  font-family: var(--font-head); font-weight: 700; font-size: .95rem;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.step h3 { font-size: .88rem; margin-bottom: 7px; }
.step p { font-size: .91rem; margin: 0; }
.step-badge {
  display: inline-block; margin-left: 6px; vertical-align: middle;
  font-family: var(--font-head); font-size: .68rem; font-weight: 700;
  letter-spacing: .03em; text-transform: lowercase;
  color: var(--accent);
}
.step-badge::before { content: "["; opacity: .8; }
.step-badge::after { content: "]"; opacity: .8; }

/* ---------- Métricas ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; text-align: center; }
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 20px; box-shadow: 0 4px 16px rgba(11, 27, 43, 0.04);
}
.stat .num {
  font-family: var(--font-head); font-weight: 600; font-size: 1.5rem;
  color: var(--accent); letter-spacing: 0; line-height: 1.15;
}
.stat .lbl { font-size: .9rem; margin-top: 8px; }

/* ---------- Tags de casos de uso ---------- */
.tag-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  background: var(--panel); border: 1px solid var(--line); border-radius: 4px;
  padding: 10px 16px; font-family: var(--font-head);
  font-size: .74rem; font-weight: 500; color: var(--slate);
  display: inline-flex; align-items: center; gap: 9px;
  box-shadow: 0 2px 8px rgba(11, 27, 43, 0.04);
  transition: border-color .2s ease, color .2s ease, transform .2s ease;
}
.tag:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); color: var(--ink); transform: translateY(-2px); }
.tag svg { width: 15px; height: 15px; color: var(--accent); }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 12px; max-width: 820px; margin-inline: auto; }
.faq details {
  background: var(--panel); border: 1px solid var(--line); border-radius: 6px;
  padding: 4px 22px; box-shadow: 0 4px 16px rgba(11, 27, 43, 0.04);
  transition: border-color .2s ease;
}
.faq details[open] { border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.faq summary {
  cursor: pointer; list-style: none;
  display: flex; justify-content: flex-start; align-items: baseline; gap: 14px;
  font-family: var(--font-head); font-weight: 500; color: var(--ink); font-size: .85rem;
  padding: 15px 0;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: ">"; font-weight: 700; color: var(--accent);
  transition: transform .2s ease; flex: 0 0 auto;
}
.faq details[open] summary::before { transform: rotate(90deg); }
.faq details p { font-size: .95rem; padding: 0 0 18px 30px; margin: 0; }

/* ---------- Sección de formulario / CTA final ---------- */
.form-section {
  position: relative; overflow: hidden;
  background:
    radial-gradient(760px 380px at 88% 0%, color-mix(in srgb, var(--accent) 7%, transparent), transparent 60%),
    var(--bg-alt);
  border-top: 1px solid var(--line);
  padding: 96px 0;
}
.form-wrap {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; align-items: flex-start;
}
.form-intro { color: var(--slate); position: sticky; top: 100px; }
.form-intro h2 { color: var(--ink); font-size: clamp(1.1rem, 2vw, 1.45rem); font-weight: 600; }
.form-intro h2::before { content: "## "; color: var(--accent); opacity: .85; }
.form-intro .feature-list li { color: var(--slate); font-size: .96rem; }
.form-intro .feature-list strong { color: var(--ink); }

.form-card {
  position: relative;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 8px; padding: 34px;
  box-shadow: 0 24px 60px rgba(11, 27, 43, 0.12);
}
.form-card::before, .form-card::after {
  content: ""; position: absolute; width: 18px; height: 18px; pointer-events: none;
}
.form-card::before { top: -1px; left: -1px; border-top: 2px solid var(--accent); border-left: 2px solid var(--accent); border-top-left-radius: 8px; }
.form-card::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--accent); border-right: 2px solid var(--accent); border-bottom-right-radius: 8px; }
.form-card h3 { font-size: .98rem; margin-bottom: 4px; }
.form-card .form-hint { font-size: .9rem; margin-bottom: 24px; color: var(--muted); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-family: var(--font-head); font-size: .72rem; font-weight: 600;
  color: var(--slate); text-transform: lowercase;
}
.field label::before { content: "> "; color: var(--accent); }
.field label .opt { color: var(--muted); font-weight: 400; text-transform: none; }
.field input, .field select, .field textarea {
  font-family: var(--font-body); font-size: .95rem; color: var(--ink);
  border: 1px solid var(--line-bright); border-radius: 4px;
  padding: 12px 14px; background: #FDFEFF; width: 100%;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field select { appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%2347586D' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.field ::placeholder { color: #9AAABB; }
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-card .btn { margin-top: 26px; }
.form-privacy {
  display: flex; gap: 9px; align-items: flex-start;
  font-size: .8rem; color: var(--muted); margin: 16px 0 0;
}
.form-privacy svg { width: 14px; height: 14px; margin-top: 3px; color: var(--accent); flex: 0 0 auto; }
.form-note {
  margin-top: 18px; padding: 13px 16px; border-radius: 4px;
  font-family: var(--font-head); font-size: .76rem;
  background: #FFF7E6; border: 1px solid #E8D28A; color: #8A6D1B;
}
.form-note a { font-weight: 700; color: #6E5510; text-decoration: underline; }
.form-success {
  margin-top: 18px; padding: 13px 16px; border-radius: 4px;
  font-family: var(--font-head); font-size: .78rem;
  background: #E8F8F0; border: 1px solid #9ADFC0; color: #0E7A4E;
}

/* ---------- Banda CTA intermedia ---------- */
.cta-band {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line); border-left: 3px solid var(--accent);
  border-radius: 6px; padding: 40px 44px; color: var(--slate);
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  box-shadow: var(--shadow-soft);
}
.cta-band h3 { color: var(--ink); font-size: 1rem; margin: 0 0 6px; }
.cta-band h3::before { content: "$ "; color: var(--accent); }
.cta-band p { color: var(--slate); margin: 0; max-width: 54ch; font-size: .95rem; }

/* ---------- Footer (banda oscura de cierre) ---------- */
.site-footer {
  background: var(--bg-deep); color: var(--muted);
  border-top: 1px solid #10202F;
  padding: 60px 0 0; font-size: .9rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.1fr; gap: 42px;
  padding-bottom: 44px;
}
.footer-grid h4 {
  color: var(--ink); font-size: .8rem; margin-bottom: 16px;
  text-transform: lowercase; letter-spacing: .03em;
}
.footer-grid h4::before { content: "// "; color: var(--accent); opacity: .8; }
.footer-grid ul li { margin-bottom: 10px; }
.footer-grid a { color: var(--muted); }
.footer-grid a:hover { color: var(--accent); }
.footer-brand p { max-width: 36ch; margin-top: 14px; font-size: .88rem; }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding: 16px 0; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-family: var(--font-head); font-size: .7rem; color: var(--muted);
}
.footer-bottom .status-dot {
  display: inline-block; width: 7px; height: 7px; border-radius: 50%;
  background: var(--green); margin-right: 8px;
  box-shadow: 0 0 8px var(--green);
}
.footer-vdot { display: inline-block; width: 7px; height: 7px; border-radius: 2px; margin-right: 9px; }
.vdot-auto { background: var(--teal); box-shadow: 0 0 7px var(--teal); }
.vdot-cyber { background: var(--cyber); box-shadow: 0 0 7px var(--cyber); }
.vdot-bots { background: var(--violet); box-shadow: 0 0 7px var(--violet); }

/* ---------- Animaciones de aparición (scroll) ---------- */
.reveal {
  opacity: 0; transform: translateY(26px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
  will-change: opacity, transform;
}
.reveal.rv-left { transform: translateX(-36px); }
.reveal.rv-right { transform: translateX(36px); }
.reveal.rv-scale { transform: scale(.94) translateY(16px); }
.reveal.visible { opacity: 1; transform: none; }

/* Stagger: los hijos entran en cascada (asignado por JS) */
.stagger > * {
  opacity: 0; transform: translateY(22px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out);
  transition-delay: var(--d, 0s);
}
.stagger.visible > * { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .stagger > * { opacity: 1; transform: none; transition: none; }
  .hero .breadcrumb, .hero .term-type, .hero .eyebrow, .hero h1,
  .hero .lead, .hero .hero-actions, .hero .chip-row, .hero .v-card { animation: none; }
  .trust-items.marquee-on { animation: none; }
  .trust-items { flex-wrap: wrap; justify-content: center; width: auto; padding-inline: 24px; }
  .btn, .v-card, .arrow, .card, .step, .tag { transition: none; }
  .cursor, .term-type::after { animation: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .site-nav {
    position: fixed; inset: 70px 0 auto 0; z-index: 99;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: #FFFFFF; padding: 18px 24px 26px;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 40px rgba(11, 27, 43, 0.14);
    transform: translateY(-130%); transition: transform .28s ease;
  }
  .nav-open .site-nav { transform: none; }
  .site-nav a { padding: 13px 12px; font-size: .95rem; }
  .site-nav a.active { background: rgba(11, 27, 43, 0.04); }
  .nav-toggle { display: block; }

  .vertical-cards { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
  .grid-3, .grid-4, .steps, .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 34px; }
  .split.reverse .split-visual { order: 0; }
  .form-wrap { grid-template-columns: 1fr; gap: 44px; }
  .form-intro { position: static; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .section { padding: 64px 0; }
  .hero { padding: 62px 0 62px; }
  .grid-3, .grid-4, .grid-2, .steps, .stat-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-card { padding: 26px 20px; }
  .cta-band { padding: 30px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .hero-actions .btn { width: 100%; }
  .term-type { font-size: .74rem; }
}
@media (max-width: 440px) {
  .footer-grid { grid-template-columns: 1fr; }
}
