/* ============================================================
   NYXBITLAB — Precisión Nocturna v2.0
   Rediseño audaz · navbar píldora · tipografía gigante ·
   paneles apilados · bordes redondeados · más movimiento
   Manual de marca 2026 (paleta y tipos inviolables)
   ============================================================ */

/* ---------- 1. Tipografías ---------- */
@font-face {
  font-family: "Outfit";
  src: url("../fonts/Outfit-Regular.ttf") format("truetype");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Outfit";
  src: url("../fonts/Outfit-Bold.ttf") format("truetype");
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Work Sans";
  src: url("../fonts/WorkSans-Regular.ttf") format("truetype");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Work Sans";
  src: url("../fonts/WorkSans-Bold.ttf") format("truetype");
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Work Sans";
  src: url("../fonts/WorkSans-Italic.ttf") format("truetype");
  font-weight: 400; font-style: italic; font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../fonts/JetBrainsMono-Regular.ttf") format("truetype");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("../fonts/JetBrainsMono-Bold.ttf") format("truetype");
  font-weight: 700; font-style: normal; font-display: swap;
}

/* ---------- 2. Design tokens ---------- */
:root {
  /* Paleta Precisión Nocturna (INVIOLABLE) */
  --c-nyx: #0B2545;        /* primario — confianza */
  --c-oceano: #28536B;     /* secundario — capas */
  --c-pulso: #20E3B2;      /* acento — confirmación */
  --c-bruma: #DBF9F4;      /* fondo de producto */
  --c-hielo: #E6FDFF;      /* lienzos claros */
  --c-granate: #5A0001;    /* solo errores */
  --c-blanco: #FFFFFF;

  /* Derivados funcionales (contraste AA sobre claro) */
  --c-pulso-ink: #0A7C63;
  --c-nyx-80: rgba(11, 37, 69, 0.8);
  --c-nyx-60: rgba(11, 37, 69, 0.62);
  --c-texto: #12263F;
  --c-texto-suave: #3C526B;
  --c-borde: rgba(11, 37, 69, 0.12);
  --c-hielo-borde: rgba(11, 37, 69, 0.08);

  /* Tipografía */
  --f-titular: "Outfit", "Trebuchet MS", sans-serif;
  --f-texto: "Work Sans", "Segoe UI", sans-serif;
  --f-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;

  --fs-display: clamp(3.1rem, 0.2rem + 11.4vw, 11rem);  /* hero escalonado */
  --fs-titano: clamp(2.3rem, 1rem + 5.4vw, 5rem);       /* encabezados de panel */
  --fs-hero: clamp(2.35rem, 1.2rem + 5.2vw, 4.4rem);
  --fs-h2: clamp(1.9rem, 1.1rem + 3.2vw, 3.4rem);
  --fs-h3: clamp(1.25rem, 1.05rem + 0.9vw, 1.65rem);
  --fs-lead: clamp(1.05rem, 1rem + 0.45vw, 1.3rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;

  /* Ritmo */
  --sp-seccion: clamp(4.5rem, 3rem + 7vw, 9rem);
  --sp-seccion-sm: clamp(3rem, 2.2rem + 4vw, 5.5rem);
  --ancho-max: 74rem;
  --ancho-texto: 42rem;

  /* Forma — radios consistentes en todo el sitio */
  --r-sm: 14px;
  --r-md: 22px;
  --r-lg: 32px;
  --r-xl: 40px;
  --r-full: 999px;
  /* Alias legados (componentes existentes) → más redondeados */
  --radio: 16px;
  --radio-lg: 28px;
  --radio-pill: 999px;

  --sombra-1: 0 1px 2px rgba(11, 37, 69, 0.05), 0 8px 26px rgba(11, 37, 69, 0.08);
  --sombra-2: 0 2px 6px rgba(11, 37, 69, 0.08), 0 20px 55px rgba(11, 37, 69, 0.16);
  --sombra-panel: 0 30px 80px rgba(4, 14, 30, 0.28);

  /* Movimiento */
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);
  --dur-ui: 180ms;
  --dur-reveal: 700ms;

  --nav-alto: 4.5rem;
}

/* ---------- 3. Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  background: var(--c-nyx); /* coherente con el telón: sin flash blanco entre páginas */
}

body {
  margin: 0;
  font-family: var(--f-texto);
  font-size: var(--fs-body);
  line-height: 1.5;
  color: var(--c-texto);
  background: var(--c-nyx);
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--f-titular);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--c-nyx);
  margin: 0 0 0.6em;
  text-wrap: balance;
}

p { margin: 0 0 1em; }

a {
  color: var(--c-pulso-ink);
  text-decoration: none;
  transition: color var(--dur-ui) ease;
}
a:hover { color: var(--c-nyx); }

img, svg, canvas { max-width: 100%; height: auto; }
ul { margin: 0; padding: 0; }
code, pre, .mono { font-family: var(--f-mono); }

::selection { background: var(--c-pulso); color: var(--c-nyx); }

:focus-visible {
  outline: 3px solid var(--c-pulso);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: min(100% - 2.5rem, var(--ancho-max));
  margin-inline: auto;
}

/* Etiqueta técnica tipo overline (JetBrains Mono + tracking) */
.overline {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-oceano);
  margin-bottom: 1.1rem;
}
.overline::before {
  content: "";
  width: 1.6rem;
  height: 2px;
  border-radius: 2px;
  background: var(--c-pulso);
}
.sobre-oscuro .overline,
.overline.sobre-oscuro { color: var(--c-bruma); }

.lead {
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--c-texto-suave);
  max-width: var(--ancho-texto);
}

/* ---------- 4. Accesibilidad ---------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 300;
  padding: 0.7rem 1.2rem;
  background: var(--c-nyx);
  color: var(--c-blanco);
  border-radius: 0 0 var(--r-md) var(--r-md);
  font-weight: 700;
}
.skip-link:focus-visible { top: 0; color: var(--c-blanco); }

.visualmente-oculto {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* ---------- 5. Botones (píldora) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 50px;
  padding: 0.85rem 1.6rem;
  border-radius: var(--r-full);
  border: 2px solid transparent;
  font-family: var(--f-titular);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.1;
  cursor: pointer;
  transition: transform 160ms var(--ease-out), box-shadow 160ms var(--ease-out),
              background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}
.btn:active { transform: scale(0.97); }

/* Icono en cápsula interior (button-in-button) */
.btn-icono {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.65rem;
  height: 1.65rem;
  margin-right: -0.55rem;
  border-radius: 50%;
  background: rgba(11, 37, 69, 0.14);
  transition: transform 200ms var(--ease-out), background-color 200ms ease;
}
.btn-icono svg { display: block; }
.btn-ghost .btn-icono,
.btn-ghost-claro .btn-icono { background: rgba(255, 255, 255, 0.16); }
.btn-ghost-claro .btn-icono { background: rgba(11, 37, 69, 0.1); }

/* Primario: Menta Pulso + texto Azul Nyx */
.btn-primary { background: var(--c-pulso); color: var(--c-nyx); }
.btn-primary:hover { color: var(--c-nyx); box-shadow: 0 8px 26px rgba(32, 227, 178, 0.4); }

.btn-ghost {
  background: transparent;
  color: var(--c-blanco);
  border-color: rgba(255, 255, 255, 0.45);
}
.btn-ghost:hover { color: var(--c-blanco); border-color: var(--c-pulso); background: rgba(32, 227, 178, 0.1); }

.btn-ghost-claro {
  background: transparent;
  color: var(--c-nyx);
  border-color: rgba(11, 37, 69, 0.35);
}
.btn-ghost-claro:hover { color: var(--c-nyx); border-color: var(--c-nyx); background: rgba(11, 37, 69, 0.05); }

@media (hover: hover) and (pointer: fine) {
  .btn-primary:hover { transform: translateY(-2px); }
  .btn:hover .btn-icono { transform: translate(3px, -1px); background: rgba(11, 37, 69, 0.22); }
  .btn-ghost:hover .btn-icono { background: rgba(255, 255, 255, 0.26); }
}

/* ---------- 6. Header — navbar píldora flotante (glass) ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  padding: clamp(0.7rem, 0.4rem + 0.9vw, 1.15rem) 0;
  pointer-events: none;
}
.header-inner {
  width: min(100% - 1.6rem, 68rem);
  margin-inline: auto;
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.6rem;
  padding: 0.5rem 0.5rem 0.5rem 1.35rem;
  border-radius: var(--r-full);
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 10px 34px rgba(4, 14, 30, 0.16);
  transition: background-color 260ms ease, box-shadow 260ms ease, transform 260ms var(--ease-out);
}
.site-header.desplazado .header-inner {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 14px 40px rgba(4, 14, 30, 0.22);
}

/* Marca */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding-block: 0.25rem;
}
.brand-mark { flex: none; display: block; }
.brand-word {
  font-family: var(--f-titular);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--c-nyx);
}
.brand-word-accent { color: var(--c-pulso-ink); }
.brand-dark .brand-word { color: var(--c-blanco); }
.brand-dark .brand-word-accent { color: var(--c-pulso); }

/* Links centrados */
.site-nav { display: flex; align-items: center; }
.nav-list {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  list-style: none;
}
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0.4rem 0.95rem;
  border-radius: var(--r-full);
  font-family: var(--f-titular);
  font-weight: 500;
  font-size: 0.98rem;
  color: var(--c-nyx);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0.95rem; right: 0.95rem;
  bottom: 0.35rem;
  height: 2px;
  border-radius: 2px;
  background: var(--c-pulso);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 240ms var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .nav-link:hover { color: var(--c-nyx); }
  .nav-link:hover::after { transform: scaleX(1); }
}
.nav-link[aria-current="page"] { font-weight: 700; }
.nav-link[aria-current="page"]::after { transform: scaleX(1); }

.nav-cta-item { margin-left: 0.35rem; }
.btn-nav { min-height: 42px; padding: 0.55rem 1.3rem; font-size: 0.95rem; }

/* Botón hamburguesa redondo (solo móvil) */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  flex: none;
  background: var(--c-nyx);
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  z-index: 260;
}
.nav-toggle-bar {
  position: absolute;
  left: 50%; top: 50%;
  width: 20px; height: 2.5px;
  margin-left: -10px;
  border-radius: 2px;
  background: var(--c-blanco);
  transition: transform 260ms var(--ease-out), opacity 160ms ease;
}
.nav-toggle-bar:nth-child(1) { transform: translateY(-6px); }
.nav-toggle-bar:nth-child(3) { transform: translateY(6px); }

/* ---------- 6b. Overlay de menú a pantalla completa (móvil) ---------- */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 250;
  background: var(--c-nyx);
  display: flex;
  flex-direction: column;
  padding: clamp(6rem, 5rem + 8vw, 9rem) 1.5rem 2.5rem;
  overflow-y: auto;
  isolation: isolate;
}
.nav-overlay-cielo {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.35;
  pointer-events: none;
}
.nav-overlay[hidden] { display: none; }

.nav-overlay-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-top: auto;
}
.nav-overlay-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.9rem;
  font-family: var(--f-titular);
  font-weight: 700;
  font-size: clamp(2.4rem, 1.5rem + 8vw, 4rem);
  letter-spacing: -0.03em;
  line-height: 1.02;
  color: var(--c-blanco);
}
.nav-overlay-link:hover { color: var(--c-pulso); }
.nav-overlay-link .num {
  font-family: var(--f-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-pulso);
  transform: translateY(-0.4em);
}
.nav-overlay-cta {
  margin-top: 2rem;
  align-self: flex-start;
}
.nav-overlay-pie {
  margin-top: 2.2rem;
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--c-bruma);
}
.nav-overlay-pie a { color: var(--c-pulso); }

/* Animaciones del overlay */
html.js .nav-overlay { opacity: 0; transition: opacity 260ms var(--ease-out); }
html.js body.menu-abierto .nav-overlay { opacity: 1; }
html.js .nav-overlay-link,
html.js .nav-overlay-cta,
html.js .nav-overlay-pie {
  opacity: 0;
  transform: translateY(28px);
}
html.js body.menu-abierto .nav-overlay-item {
  animation: nav-item-entra 520ms var(--ease-out) forwards;
}
@keyframes nav-item-entra { to { opacity: 1; transform: translateY(0); } }

/* Estado abierto: hamburguesa → X */
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: rotate(-45deg); }

body.menu-abierto { overflow: hidden; }

@media (max-width: 47.99rem) {
  .site-nav,
  .header-inner > .nav-cta-item { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-inner { padding-right: 0.4rem; }
}

/* Sin JS: el overlay no debe atrapar; el menú vive en los enlaces del pie */
html:not(.js) .nav-toggle { display: none; }
@media (max-width: 47.99rem) {
  html:not(.js) .site-nav { display: flex; }
  html:not(.js) .site-nav {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0.8rem; right: 0.8rem;
    background: var(--c-blanco);
    border-radius: var(--r-md);
    box-shadow: var(--sombra-2);
    padding: 0.75rem;
  }
  html:not(.js) .nav-list { flex-direction: column; align-items: stretch; }
  html:not(.js) .header-inner > .nav-cta-item { display: block; }
}

/* ---------- 7. Secciones y fondos ---------- */
.seccion { padding-block: var(--sp-seccion); }
.seccion-sm { padding-block: var(--sp-seccion-sm); }
.fondo-bruma { background: var(--c-bruma); color: var(--c-texto); }
.fondo-hielo { background: var(--c-hielo); color: var(--c-texto); }
.fondo-blanco { background: var(--c-blanco); color: var(--c-texto); }
.fondo-nyx { background: var(--c-nyx); color: var(--c-blanco); }
.fondo-nyx h1, .fondo-nyx h2, .fondo-nyx h3 { color: var(--c-blanco); }

/* Zona clara general del sitio (bajo el hero oscuro) */
.lienzo { background: var(--c-hielo); }

.encabezado-seccion {
  max-width: 52rem;
  margin-bottom: clamp(2.2rem, 2rem + 2vw, 3.5rem);
}
.encabezado-seccion.centrado { margin-inline: auto; text-align: center; }
.encabezado-seccion.centrado .overline { justify-content: center; }
.encabezado-seccion h2 { font-size: var(--fs-titano); }

/* Encabezado display gigante (estilo Palomino) */
.titulo-display {
  font-size: var(--fs-titano);
  line-height: 0.98;
  letter-spacing: -0.03em;
  text-transform: none;
}

/* La traza: origen → destino */
.traza {
  position: relative;
  display: block;
  height: 2px;
  background: linear-gradient(90deg, var(--c-oceano), var(--c-pulso));
  border-radius: 2px;
  margin: 2.5rem 0;
}
.traza::before, .traza::after {
  content: "";
  position: absolute;
  top: 50%;
  translate: 0 -50%;
  border-radius: 50%;
}
.traza::before { left: 0; width: 8px; height: 8px; background: var(--c-oceano); }
.traza::after {
  right: 0; width: 12px; height: 12px; background: var(--c-pulso);
  box-shadow: 0 0 0 5px rgba(32, 227, 178, 0.22);
}

/* ---------- 8. Hero tipográfico escalonado ---------- */
.hero {
  position: relative;
  background: var(--c-nyx);
  color: var(--c-blanco);
  overflow: hidden;
  isolation: isolate;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-top: calc(var(--nav-alto) + 3.5rem);
}
.hero-cielo {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.38;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(120% 80% at 80% 0%, rgba(32, 227, 178, 0.14), transparent 55%),
              radial-gradient(100% 70% at 0% 100%, rgba(40, 83, 107, 0.35), transparent 60%);
  pointer-events: none;
}
.hero-inner {
  width: min(100% - 2.5rem, 92rem);
  margin-inline: auto;
  padding-bottom: clamp(2.5rem, 2rem + 3vw, 4.5rem);
}

.hero-display {
  font-family: var(--f-titular);
  font-weight: 700;
  font-size: var(--fs-display);
  line-height: 0.92;
  letter-spacing: -0.045em;
  color: var(--c-blanco);
  margin: 0 0 clamp(1.8rem, 1.2rem + 2vw, 3rem);
  text-transform: uppercase;
  text-wrap: nowrap;
}
.hd-linea { display: block; overflow: hidden; padding: 0.02em 0.06em; }
.hd-linea > .hd-txt { display: inline-block; will-change: transform; }
.l-izq { text-align: left; }
.l-centro { text-align: center; }
.l-der { text-align: right; }
.hero-acento { color: var(--c-pulso); }

html.js .hd-linea > .hd-txt { transform: translateY(115%); }
html.js .hd-linea > .hd-txt {
  animation: hd-sube 950ms var(--ease-out) forwards;
}
html.js .hd-linea:nth-child(1) > .hd-txt { animation-delay: 120ms; }
html.js .hd-linea:nth-child(2) > .hd-txt { animation-delay: 250ms; }
html.js .hd-linea:nth-child(3) > .hd-txt { animation-delay: 380ms; }
@keyframes hd-sube { to { transform: translateY(0); } }

.hero-pie {
  display: grid;
  gap: 1.8rem;
  align-items: end;
  max-width: 62rem;
}
@media (min-width: 48rem) {
  .hero-pie { grid-template-columns: minmax(0, 1fr) auto; gap: 2.5rem; }
}
.hero-sub {
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--c-bruma);
  max-width: 34rem;
  margin: 0;
}
html.js .hero .hero-sub, html.js .hero .hero-acciones {
  opacity: 0;
  transform: translateY(16px);
  animation: hero-pie-entra 700ms var(--ease-out) 620ms forwards;
}
html.js .hero .hero-acciones { animation-delay: 720ms; }
@keyframes hero-pie-entra { to { opacity: 1; transform: translateY(0); } }
.hero-acciones {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

/* ---------- 8b. Marquee de capacidades ---------- */
.marquee {
  background: var(--c-pulso);
  color: var(--c-nyx);
  overflow: hidden;
  white-space: nowrap;
  border-block: 0;
  padding-block: 0.85rem;
}
.marquee-pista {
  display: inline-flex;
  align-items: center;
  gap: 0;
  will-change: transform;
}
html.js .marquee-pista { animation: marquee-corre 26s linear infinite; }
.marquee-grupo {
  display: inline-flex;
  align-items: center;
  flex: none;
}
.marquee-item {
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding-inline: 1.4rem;
}
.marquee-item .punto { color: var(--c-nyx); opacity: 0.5; margin-left: 1.4rem; }
@keyframes marquee-corre { to { transform: translateX(-50%); } }
@media (hover: hover) {
  .marquee:hover .marquee-pista { animation-play-state: paused; }
}

/* ---------- 9. Paneles apilados ---------- */
.apilado {
  width: min(100% - 1.6rem, 90rem);
  margin-inline: auto;
  padding-block: clamp(2rem, 1.5rem + 3vw, 4rem);
}
.panel {
  position: relative;
  border-radius: var(--r-xl);
  padding: clamp(2.4rem, 1.6rem + 4vw, 5.5rem) clamp(1.5rem, 1rem + 3.5vw, 4.5rem);
  overflow: hidden;
  isolation: isolate;
  box-shadow: var(--sombra-panel);
}
.panel + .panel { margin-top: clamp(1.2rem, 0.8rem + 1.5vw, 2.2rem); }
.panel-inner { width: min(100%, var(--ancho-max)); margin-inline: auto; }
.panel .encabezado-seccion { max-width: 40rem; }

/* Variantes de color de panel */
.panel.fondo-nyx { color: var(--c-blanco); }
.panel.fondo-nyx .lead { color: var(--c-bruma); }
.panel.fondo-bruma, .panel.fondo-hielo, .panel.fondo-blanco { color: var(--c-texto); }

/* Apilado tipo baraja en pantallas grandes */
@media (min-width: 62rem) {
  .apilado.pegado .panel {
    position: sticky;
    top: calc(var(--nav-alto) + 1.5rem);
  }
  .apilado.pegado .panel + .panel { margin-top: clamp(1.5rem, 1rem + 2vw, 3rem); }
}
@supports (animation-timeline: view()) {
  @media (min-width: 62rem) and (prefers-reduced-motion: no-preference) {
    .apilado.pegado .panel {
      animation: panel-cubierto linear both;
      animation-timeline: view();
      animation-range: exit-crossing 0% exit-crossing 60%;
      transform-origin: center 30%;
    }
    @keyframes panel-cubierto {
      to { transform: scale(0.94); filter: brightness(0.8) saturate(0.9); }
    }
  }
}

/* ---------- 10. Mock de producto (checkout) ---------- */
.mock-checkout {
  width: min(100%, 24rem);
  margin-inline: auto;
  background: var(--c-blanco);
  border-radius: var(--r-lg);
  box-shadow: 0 30px 80px rgba(2, 10, 24, 0.45);
  overflow: hidden;
  color: var(--c-texto);
}
.mock-barra {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.1rem;
  background: var(--c-hielo);
  border-bottom: 1px solid var(--c-hielo-borde);
}
.mock-punto { width: 9px; height: 9px; border-radius: 50%; background: rgba(11, 37, 69, 0.18); }
.mock-url {
  margin-left: 0.4rem;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--c-oceano);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.mock-cuerpo { padding: 1.5rem 1.5rem 1.7rem; }
.mock-etiqueta {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-oceano);
  margin-bottom: 0.4rem;
}
.mock-importe {
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 2.1rem;
  letter-spacing: -0.01em;
  color: var(--c-nyx);
  margin-bottom: 1.3rem;
}
.mock-campo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  border: 1.5px solid var(--c-borde);
  border-radius: var(--r-sm);
  padding: 0.75rem 0.95rem;
  margin-bottom: 0.8rem;
  font-family: var(--f-mono);
  font-size: 0.88rem;
  color: var(--c-texto-suave);
}
.mock-campo svg { flex: none; }
.mock-boton {
  width: 100%;
  border: 0;
  border-radius: var(--r-sm);
  background: var(--c-pulso);
  color: var(--c-nyx);
  font-family: var(--f-titular);
  font-weight: 700;
  font-size: 1.05rem;
  padding: 0.9rem;
  margin-top: 0.4rem;
  cursor: default;
}
.mock-estado {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.1rem;
  padding: 0.65rem;
  border-radius: var(--r-sm);
  background: var(--c-bruma);
  color: var(--c-nyx);
  font-family: var(--f-mono);
  font-size: 0.85rem;
  font-weight: 700;
}
.mock-estado svg { flex: none; }
html.js .mock-estado {
  opacity: 0;
  transform: translateY(6px);
  animation: mock-aprobado 600ms var(--ease-out) 1.2s forwards;
}
@keyframes mock-aprobado { to { opacity: 1; transform: translateY(0); } }
.mock-seguridad {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  margin-top: 1rem;
  font-size: 0.75rem;
  color: var(--c-texto-suave);
}

/* ---------- 11. Métricas ---------- */
.metricas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 1.5rem;
}
@media (min-width: 48rem) {
  .metricas-grid { grid-template-columns: repeat(4, 1fr); }
}
.metrica { text-align: center; }
.metrica-valor {
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: clamp(1.9rem, 1.3rem + 2.4vw, 3rem);
  color: var(--c-blanco);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
  margin: 0;
}
.metrica-valor .signo { color: var(--c-pulso); }
.metrica-nombre {
  margin: 0.45rem 0 0;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-bruma);
}

/* ---------- 12. Tarjetas ---------- */
.grid-tarjetas {
  display: grid;
  gap: 1.4rem;
  grid-template-columns: 1fr;
}
@media (min-width: 40rem) { .grid-tarjetas { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 62rem) { .grid-tarjetas.tres { grid-template-columns: repeat(3, 1fr); } }

.tarjeta {
  position: relative;
  background: var(--c-blanco);
  border: 1px solid var(--c-hielo-borde);
  border-radius: var(--r-lg);
  padding: 1.9rem 1.7rem;
  box-shadow: var(--sombra-1);
  transition: transform 240ms var(--ease-out), box-shadow 240ms var(--ease-out);
}
/* Tarjetas dentro de paneles oscuros */
.panel.fondo-nyx .tarjeta {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--c-bruma);
}
.panel.fondo-nyx .tarjeta h3 { color: var(--c-blanco); }
.panel.fondo-nyx .tarjeta p { color: var(--c-bruma); }
.panel.fondo-nyx .tarjeta-icono { background: rgba(32, 227, 178, 0.14); color: var(--c-bruma); }

@media (hover: hover) and (pointer: fine) {
  .tarjeta:hover { transform: translateY(-6px); box-shadow: var(--sombra-2); }
  .tarjeta:hover .nodo-tarjeta { opacity: 1; transform: scale(1); box-shadow: 0 0 0 5px rgba(32, 227, 178, 0.22); }
}
.tarjeta h3 { font-size: var(--fs-h3); margin-bottom: 0.5rem; }
.tarjeta p { color: var(--c-texto-suave); margin-bottom: 0; }
.tarjeta-icono {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px; height: 54px;
  border-radius: var(--r-md);
  background: var(--c-bruma);
  color: var(--c-nyx);
  margin-bottom: 1.2rem;
}
/* Nodo Pulso que se enciende al hover */
.nodo-tarjeta {
  position: absolute;
  top: -4px; right: -4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--c-pulso);
  opacity: 0;
  transform: scale(0.4);
  transition: opacity 240ms var(--ease-out), transform 240ms var(--ease-out), box-shadow 240ms var(--ease-out);
}
.tarjeta-enlace {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.1rem;
  font-family: var(--f-titular);
  font-weight: 700;
  color: var(--c-pulso-ink);
}
.panel.fondo-nyx .tarjeta-enlace { color: var(--c-pulso); }
.tarjeta-enlace svg { transition: transform 180ms var(--ease-out); }
@media (hover: hover) and (pointer: fine) {
  .tarjeta-enlace:hover svg { transform: translateX(4px); }
}

/* ---------- 13. Valores ---------- */
.grid-valores {
  display: grid;
  gap: 1.4rem;
  grid-template-columns: 1fr;
}
@media (min-width: 40rem) { .grid-valores { grid-template-columns: repeat(2, 1fr); } }
.valor {
  border-left: 3px solid var(--c-pulso);
  padding: 0.4rem 0 0.4rem 1.4rem;
}
.valor h3 { font-size: 1.3rem; margin-bottom: 0.35rem; }
.valor p { color: var(--c-texto-suave); margin: 0; max-width: 34rem; }
.panel.fondo-nyx .valor h3 { color: var(--c-blanco); }
.panel.fondo-nyx .valor p { color: var(--c-bruma); }
.valor-numero {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--c-oceano);
  display: block;
  margin-bottom: 0.5rem;
}
.panel.fondo-nyx .valor-numero { color: var(--c-pulso); }

/* ---------- 14. CTA final ---------- */
.cta-final { position: relative; overflow: hidden; text-align: center; }
.cta-final .container, .cta-final .panel-inner { position: relative; }
.cta-final h2 { font-size: var(--fs-titano); max-width: 20ch; margin-inline: auto; }
.cta-final p {
  color: var(--c-bruma);
  max-width: 36rem;
  margin: 0 auto 2.2rem;
  font-size: var(--fs-lead);
}
.cta-constelacion { position: absolute; inset: 0; opacity: 0.3; pointer-events: none; }

/* ---------- 15. Sub-páginas: hero corto ---------- */
.pagina-hero {
  position: relative;
  background: var(--c-nyx);
  color: var(--c-blanco);
  overflow: hidden;
  isolation: isolate;
  padding-top: calc(var(--nav-alto) + 2rem);
}
.pagina-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(110% 80% at 85% 0%, rgba(32, 227, 178, 0.13), transparent 55%);
  pointer-events: none;
}
.pagina-hero .hero-cielo { opacity: 0.32; }
.pagina-hero-inner {
  padding-block: clamp(3.5rem, 2.5rem + 6vw, 7rem);
  max-width: 60rem;
}
.pagina-hero h1 {
  font-size: clamp(2.6rem, 1.4rem + 6vw, 6rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--c-blanco);
  text-transform: uppercase;
}
.pagina-hero h1.gigante { font-size: var(--fs-display); }
.pagina-hero h1.normal { text-transform: none; font-size: clamp(2.4rem, 1.4rem + 5vw, 4.4rem); }
.pagina-hero .lead { color: var(--c-bruma); }
.pagina-hero .lead { max-width: 40rem; }

/* ---------- 16. Bloques de solución ---------- */
.solucion {
  display: grid;
  gap: 2.5rem;
  align-items: center;
  scroll-margin-top: 7rem;
}
@media (min-width: 62rem) {
  .solucion { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4.5rem; }
  .solucion.invertida > .solucion-visual { order: -1; }
}
.solucion h2 { font-size: var(--fs-h2); }
.solucion p { color: var(--c-texto-suave); max-width: 36rem; }
.fondo-nyx .solucion p { color: var(--c-bruma); }
.lista-check {
  list-style: none;
  margin-top: 1.3rem;
  display: grid;
  gap: 0.7rem;
}
.lista-check li { display: flex; gap: 0.7rem; align-items: flex-start; color: var(--c-texto); }
.fondo-nyx .lista-check li { color: var(--c-bruma); }
.lista-check svg { flex: none; margin-top: 0.2rem; color: var(--c-pulso-ink); }
.fondo-nyx .lista-check svg { color: var(--c-pulso); }
.solucion-visual { display: grid; place-items: center; }

/* Terminal física (mock) */
.mock-terminal {
  width: min(100%, 17rem);
  background: var(--c-nyx);
  border-radius: 28px;
  padding: 1.2rem 1.2rem 1.6rem;
  box-shadow: var(--sombra-2);
}
.mock-terminal-pantalla {
  background: #081A33;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  padding: 1.3rem 1.1rem;
  color: var(--c-blanco);
  text-align: center;
}
.mock-terminal-pantalla .mock-etiqueta { color: var(--c-bruma); }
.mock-terminal-pantalla .mock-importe { color: var(--c-blanco); font-size: 1.8rem; margin-bottom: 0.9rem; }
.mock-terminal-aprobado {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--f-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-pulso);
}
.mock-terminal-teclas {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem;
  margin-top: 1.1rem;
}
.mock-terminal-teclas span { height: 2rem; border-radius: 10px; background: rgba(255, 255, 255, 0.08); }
.mock-terminal-teclas span:last-child { background: var(--c-pulso); }

/* Snippet de código */
.codigo {
  width: 100%;
  background: var(--c-nyx);
  border-radius: var(--r-lg);
  box-shadow: var(--sombra-2);
  overflow: hidden;
}
.codigo-barra {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 1.2rem;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}
.codigo-archivo { font-family: var(--f-mono); font-size: 0.75rem; color: var(--c-bruma); letter-spacing: 0.08em; }
.codigo-metodo {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--c-nyx);
  background: var(--c-pulso);
  border-radius: var(--r-full);
  padding: 0.2rem 0.7rem;
}
.codigo pre {
  margin: 0;
  padding: 1.3rem 1.4rem 1.5rem;
  overflow-x: auto;
  font-size: 0.83rem;
  line-height: 1.65;
  color: #C9D8EA;
  tab-size: 2;
}
.codigo code { font-family: var(--f-mono); }
.tk-clave { color: #7FB3E8; }
.tk-cadena { color: var(--c-pulso); }
.tk-numero { color: #FFD3A0; }
.tk-comentario { color: #5E7A99; font-style: italic; }
.tk-prop { color: #B7E0FF; }

/* ---------- 17. Timeline (Nosotros) ---------- */
.timeline {
  list-style: none;
  position: relative;
  max-width: 40rem;
  display: grid;
  gap: 2.2rem;
  padding-left: 2rem;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 5px; top: 8px; bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--c-oceano), var(--c-pulso));
}
.timeline li { position: relative; }
.timeline li::before {
  content: "";
  position: absolute;
  left: -2rem; top: 6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--c-oceano);
  box-shadow: 0 0 0 4px var(--c-hielo);
}
.timeline li:last-child::before { background: var(--c-pulso); box-shadow: 0 0 0 4px rgba(32, 227, 178, 0.25); }
.timeline-anio {
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  color: var(--c-oceano);
  display: block;
  margin-bottom: 0.3rem;
}
.timeline h3 { font-size: 1.25rem; margin-bottom: 0.3rem; }
.timeline p { color: var(--c-texto-suave); margin: 0; }

/* ---------- 18. Formulario de contacto ---------- */
.form-grid { display: grid; gap: 3.5rem; align-items: start; }
@media (min-width: 62rem) {
  .form-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
}
.contacto-lateral h2 { font-size: var(--fs-h2); }
.contacto-datos {
  list-style: none;
  display: grid;
  gap: 1.1rem;
  margin-top: 1.8rem;
}
.contacto-datos li { display: flex; align-items: center; gap: 0.85rem; }
.contacto-datos svg { flex: none; color: var(--c-pulso-ink); }
.contacto-datos a, .contacto-datos span { font-family: var(--f-mono); font-size: 0.92rem; color: var(--c-nyx); }
.contacto-datos a:hover { color: var(--c-pulso-ink); }

/* Panel oscuro del formulario (Azul Nyx) */
.formulario {
  background: var(--c-nyx);
  border-radius: var(--r-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--sombra-panel);
  padding: clamp(1.6rem, 1.2rem + 2.5vw, 3rem);
  color: var(--c-bruma);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.formulario::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(90% 60% at 100% 0%, rgba(32, 227, 178, 0.12), transparent 55%);
  pointer-events: none;
}
.campo { margin-bottom: 1.3rem; }
.campo label {
  display: block;
  font-family: var(--f-titular);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--c-blanco);
  margin-bottom: 0.45rem;
}
.campo-opcional {
  font-family: var(--f-mono);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--c-bruma);
}
.campo input,
.campo textarea {
  width: 100%;
  border: 1.5px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.85rem 1.05rem;
  font-family: var(--f-texto);
  font-size: 1rem;
  color: var(--c-blanco);
  transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}
.campo input::placeholder,
.campo textarea::placeholder { color: rgba(219, 249, 244, 0.45); }
.campo textarea { resize: vertical; min-height: 8.5rem; }
.campo input:focus,
.campo textarea:focus {
  outline: none;
  border-color: var(--c-pulso);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 0 0 3px rgba(32, 227, 178, 0.3);
}

/* Errores: único uso permitido del Granate (legible sobre oscuro) */
.campo input.input-error,
.campo textarea.input-error { border-color: #FF8A8A; }
.campo input.input-error:focus,
.campo textarea.input-error:focus { box-shadow: 0 0 0 3px rgba(255, 138, 138, 0.28); }
.mensaje-error {
  display: block;
  margin-top: 0.4rem;
  font-size: var(--fs-small);
  font-weight: 700;
  color: #FFB4B4;
}
.resumen-errores {
  border: 1.5px solid #FF8A8A;
  border-radius: var(--r-md);
  background: rgba(90, 0, 1, 0.28);
  color: #FFD4D4;
  padding: 0.9rem 1.1rem;
  margin-bottom: 1.4rem;
  font-weight: 700;
}
.resumen-errores:empty { display: none; }
.resumen-errores ul { list-style: none; display: grid; gap: 0.2rem; font-weight: 400; margin-top: 0.3rem; }

/* Confirmación de envío */
.exito {
  text-align: center;
  background: var(--c-nyx);
  color: var(--c-bruma);
  border-radius: var(--r-xl);
  box-shadow: var(--sombra-panel);
  padding: clamp(2.5rem, 2rem + 3vw, 4rem) 1.5rem;
}
.exito h2 { color: var(--c-blanco); }
.exito-icono {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 68px; height: 68px;
  border-radius: 50%;
  background: var(--c-pulso);
  color: var(--c-nyx);
  margin-bottom: 1.3rem;
}
html.js .exito-icono { animation: exito-entra 500ms var(--ease-out); }
@keyframes exito-entra { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
.exito p { color: var(--c-bruma); max-width: 30rem; margin-inline: auto; }

/* ---------- 19. Página de error ---------- */
.pagina-error {
  min-height: 80vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding-block: calc(var(--nav-alto) + var(--sp-seccion-sm)) var(--sp-seccion-sm);
  background: var(--c-nyx);
  color: var(--c-bruma);
}
.pagina-error h1 { font-size: var(--fs-titano); max-width: 16ch; margin-inline: auto; color: var(--c-blanco); text-transform: uppercase; }
.error-codigo {
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.24em;
  color: #FFB4B4;
  text-transform: uppercase;
  display: block;
  margin-bottom: 1rem;
}
.pagina-error p { color: var(--c-bruma); max-width: 32rem; margin: 0 auto 2rem; }
.error-traza { width: min(100%, 20rem); margin: 0 auto 2.2rem; }
.error-traza .traza { margin: 0; }
.error-id { margin-top: 2.5rem; font-family: var(--f-mono); font-size: 0.75rem; color: var(--c-bruma); }

/* ---------- 20. Footer ---------- */
.site-footer {
  position: relative;
  background: var(--c-nyx);
  color: var(--c-bruma);
  overflow: hidden;
  isolation: isolate;
  padding-top: clamp(3rem, 2.5rem + 3vw, 5rem);
}
.footer-constelacion {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  z-index: -1;
  opacity: 0.32;
  pointer-events: none;
}

/* Panel redondeado con columnas de navegación */
.footer-panel {
  width: min(100% - 1.6rem, 90rem);
  margin-inline: auto;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--r-xl);
  padding: clamp(2rem, 1.5rem + 3vw, 3.5rem);
}
.footer-inner {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 40rem) { .footer-inner { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 62rem) { .footer-inner { grid-template-columns: 2fr 1fr 1fr 1.3fr; } }
.footer-tagline {
  margin-top: 1.1rem;
  font-family: var(--f-titular);
  font-size: 1.05rem;
  color: var(--c-bruma);
  max-width: 18rem;
}
.footer-title {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-pulso);
  margin: 0 0 1.1rem;
}
.footer-col ul { list-style: none; display: grid; gap: 0.65rem; }
.footer-col a { color: var(--c-bruma); display: inline-flex; min-height: 30px; align-items: center; }
.footer-col a:hover { color: var(--c-pulso); }
.footer-plain { color: rgba(219, 249, 244, 0.75); }

.footer-bottom {
  width: min(100% - 2.5rem, var(--ancho-max));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 2rem;
  justify-content: space-between;
  align-items: center;
  padding-block: 1.6rem 1.8rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  font-size: var(--fs-small);
  color: rgba(219, 249, 244, 0.75);
}
.footer-bottom p { margin: 0; }
.footer-legal-mono { font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.12em; }

/* ---------- 21. Cursor personalizado ---------- */
.cursor-punto {
  position: fixed;
  top: 0; left: 0;
  width: 12px; height: 12px;
  margin: -6px 0 0 -6px;
  border-radius: 50%;
  background: var(--c-pulso);
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: normal;
  opacity: 0;
  transition: width 200ms var(--ease-out), height 200ms var(--ease-out),
              margin 200ms var(--ease-out), opacity 250ms ease, background-color 200ms ease;
}
.cursor-punto.activo { opacity: 0.9; }
.cursor-punto.crece {
  width: 40px; height: 40px;
  margin: -20px 0 0 -20px;
  background: rgba(32, 227, 178, 0.25);
}

/* ---------- 22. Reveals (IntersectionObserver) ---------- */
html.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-reveal) var(--ease-out), transform var(--dur-reveal) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}
html.js .reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- 23. Movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.js .reveal { transform: none; transition: opacity 300ms ease; }
  html.js .hd-linea > .hd-txt { transform: none; animation: none; }
  html.js .hero .hero-sub, html.js .hero .hero-acciones { opacity: 1; transform: none; animation: none; }
  html.js .pagina-hero .overline,
  html.js .pagina-hero h1,
  html.js .pagina-hero .lead { opacity: 1; transform: none; animation: none; }
  html.js .marquee-pista { animation: none; }
  html.js .nav-overlay-link,
  html.js .nav-overlay-cta,
  html.js .nav-overlay-pie { opacity: 1; transform: none; }
  html.js body.menu-abierto .nav-overlay-item { animation: none; }
  .traza-linea { animation: none; stroke-dashoffset: 0; }
  .traza-destino, .traza-etiqueta { animation: none; opacity: 1; }
  .traza-halo { animation: none; opacity: 0; }
  .nodo-titila { animation: none; }
  html.js .mock-estado { animation: none; opacity: 1; transform: none; }
  html.js .exito-icono { animation: none; }
  .tarjeta, .btn, .btn-icono, .tarjeta-enlace svg, .cursor-punto { transition: none; }
  .btn:active { transform: none; }
  .apilado.pegado .panel { animation: none; }
}

/* ---------- 24. Traza animada (hero secundario / SVG legado) ---------- */
.traza-linea {
  stroke-dasharray: 420;
  stroke-dashoffset: 420;
  animation: traza-dibuja 2.4s var(--ease-in-out) 400ms forwards;
}
.traza-destino { opacity: 0; animation: nodo-aparece 500ms var(--ease-out) 2.5s forwards; }
.traza-halo {
  opacity: 0;
  transform-origin: center;
  transform-box: fill-box;
  animation: halo-pulsa 2.8s ease-out 3s infinite;
}
@keyframes traza-dibuja { to { stroke-dashoffset: 0; } }
@keyframes nodo-aparece { to { opacity: 1; } }
@keyframes halo-pulsa {
  0% { opacity: 0.55; transform: scale(0.6); }
  70% { opacity: 0; transform: scale(1.9); }
  100% { opacity: 0; transform: scale(1.9); }
}
.nodo-titila { animation: titila 4.5s ease-in-out infinite; }
@keyframes titila { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }

/* ============================================================
   25. Telón — preloader de primera visita + transiciones "cortina"
   Inyectado por JS (site.js). Sin JS no existe; con reduced-motion
   no se crea. La traza actúa como barra de progreso: el nodo
   destino se enciende en Menta = "aprobado".
   ============================================================ */
.telon {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: var(--c-nyx);
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
  transform: translateY(100%);
  will-change: transform, border-radius;
}
.telon-cielo {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.32;
  pointer-events: none;
}
.telon::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(120% 80% at 80% 0%, rgba(32, 227, 178, 0.12), transparent 55%),
              radial-gradient(100% 70% at 0% 100%, rgba(40, 83, 107, 0.35), transparent 60%);
  pointer-events: none;
}

/* --- Estados de la cortina --- */
.telon.es-cubre {           /* cubriendo (preloader / llegada por navegación) */
  transform: translateY(0);
  border-radius: 0;
}
.telon.pre-sube {           /* posición inicial del telón de salida (abajo, con domo) */
  transform: translateY(100%);
  border-top-left-radius: 50% 26%;
  border-top-right-radius: 50% 26%;
}
.telon.es-sube {            /* al hacer clic: sube desde abajo aplanando el borde */
  transform: translateY(0);
  border-top-left-radius: 0;
  border-top-right-radius: 0;
  transition: transform 520ms var(--ease-in-out), border-radius 520ms var(--ease-in-out);
}
.telon.es-sale {            /* revela: sale hacia arriba */
  transform: translateY(-100%);
  border-bottom-left-radius: 46% 22%;
  border-bottom-right-radius: 46% 22%;
  transition: transform 660ms var(--ease-drawer), border-radius 660ms var(--ease-drawer);
}

/* --- Centro: símbolo calado + traza-progreso --- */
.telon-centro {
  display: grid;
  justify-items: center;
  padding: 1.5rem;
}
.telon-simbolo {
  display: block;
  width: clamp(58px, 12vw, 88px);
  height: auto;
}
.telon-traza {
  display: grid;
  justify-items: center;
  margin-top: 2.4rem;
}
.telon-riel {
  position: relative;
  width: min(62vw, 320px);
  height: 2px;
  background: var(--c-oceano);
  border-radius: 2px;
}
.telon-relleno {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--c-oceano), var(--c-pulso));
  border-radius: 2px;
}
.telon-nodo-origen,
.telon-nodo-destino {
  position: absolute;
  top: 50%;
  translate: 0 -50%;
  border-radius: 50%;
}
.telon-nodo-origen {
  left: 0;
  width: 8px;
  height: 8px;
  margin-left: -4px;
  background: var(--c-oceano);
}
.telon-nodo-destino {
  right: 0;
  width: 12px;
  height: 12px;
  margin-right: -6px;
  background: rgba(219, 249, 244, 0.25);
  transition: background-color 320ms var(--ease-out), box-shadow 320ms var(--ease-out);
}
.telon-riel.completo .telon-nodo-destino {   /* "aprobado": destino en Menta */
  background: var(--c-pulso);
  box-shadow: 0 0 0 6px rgba(32, 227, 178, 0.22);
}
.telon-pct {
  margin: 1.15rem 0 0;
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.22em;
  color: var(--c-bruma);
  font-variant-numeric: tabular-nums;
}
/* Modo corto (llegada por navegación): relleno automático, sin porcentaje */
.telon-traza--corta .telon-relleno {
  animation: telon-carga-corta 760ms var(--ease-out) forwards;
}
@keyframes telon-carga-corta { from { width: 0; } to { width: 100%; } }

/* Bloqueo de scroll mientras el telón cubre */
body.telon-activo { overflow: hidden; }

/* Mientras el telón cubre, se pausan las animaciones de entrada
   para que no corran ocultas; al retirar .telon-cubre se disparan. */
html.js.telon-cubre .hd-linea > .hd-txt,
html.js.telon-cubre .hero .hero-sub,
html.js.telon-cubre .hero .hero-acciones,
html.js.telon-cubre .pagina-hero .overline,
html.js.telon-cubre .pagina-hero h1,
html.js.telon-cubre .pagina-hero .lead {
  animation-play-state: paused;
}

/* Entrada animada de los titulares display de páginas interiores */
html.js .pagina-hero .overline,
html.js .pagina-hero h1,
html.js .pagina-hero .lead {
  opacity: 0;
  transform: translateY(26px);
  animation: ph-entra 820ms var(--ease-out) forwards;
}
html.js .pagina-hero .overline { animation-delay: 40ms; }
html.js .pagina-hero h1 { animation-delay: 120ms; }
html.js .pagina-hero .lead { animation-delay: 240ms; }
@keyframes ph-entra { to { opacity: 1; transform: translateY(0); } }

/* Botón en estado de envío */
.btn:disabled { opacity: 0.65; cursor: default; pointer-events: none; }