/* ─── Tipografías locales ─── */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('fonts/archivo-latin-800-normal.woff2') format('woff2');
}
@font-face {
  font-family: 'Instrument Serif';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/instrument-serif-400-normal.woff2') format('woff2');
}
@font-face {
  font-family: 'Instrument Serif';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/instrument-serif-400-italic.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/ibm-plex-sans-latin-400-normal.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/ibm-plex-sans-latin-500-normal.woff2') format('woff2');
}

/* ─── Variables y Tokens ─── */
:root {
  --fondo-papel: #F7F4EE;
  --fondo-papel-suave: #F0ECE4;
  --fondo-tarjeta: #FFFFFF;
  --tinta: #1B1613;
  --tinta-suave: #4A423C;
  --tinta-tenue: #756D65;
  --acento-cobre: #B86B35;
  --acento-cobre-claro: #D9955A;
  --acento-cobre-fondo: rgba(184, 107, 53, 0.08);
  --borde: rgba(27, 22, 19, 0.10);
  --borde-fuerte: rgba(27, 22, 19, 0.20);
  --borde-acento: rgba(184, 107, 53, 0.30);
  --sombra-suave: 0 4px 20px rgba(27, 22, 19, 0.06);
  --sombra-media: 0 12px 32px rgba(27, 22, 19, 0.08), 0 2px 6px rgba(27, 22, 19, 0.04);
  --sombra-hero: 0 24px 48px -12px rgba(27, 22, 19, 0.16), 0 8px 16px -6px rgba(27, 22, 19, 0.08);
  
  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --display: 'Archivo', var(--sans);

  --ancho-max: 1240px;
  --margen: clamp(18px, 4vw, 48px);
  --header-h: 114px;
  --radio: 12px;
  --radio-sm: 8px;
  --radio-pill: 999px;
  --trans-suave: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  background-color: var(--fondo-papel);
  color: var(--tinta);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
}

body {
  min-height: 100vh;
  background-color: var(--fondo-papel);
  color: var(--tinta);
  overflow-x: hidden;
  position: relative;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
}

ul, ol {
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--acento-cobre);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  top: -80px;
  left: 20px;
  z-index: 9999;
  background: var(--tinta);
  color: var(--fondo-papel);
  padding: 12px 20px;
  font-weight: 500;
  font-size: 0.875rem;
  border-radius: var(--radio-sm);
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 16px;
}

.contenedor {
  width: 100%;
  max-width: var(--ancho-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--margen);
  padding-right: var(--margen);
}

/* ─── Barra Superior Compacta (Aviso + Selector) ─── */
.demo-bar {
  background-color: #191411;
  color: #ECE5DA;
  font-size: 0.75rem;
  line-height: 1.4;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 100;
}

.demo-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 40px;
  padding-top: 6px;
  padding-bottom: 6px;
}

.demo-bar__aviso {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #D6CBC1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.demo-bar__punto {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acento-cobre-claro);
  flex-shrink: 0;
}

.demo-bar__modelos {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.demo-bar__modelos-label {
  color: #9E9388;
  font-size: 0.71875rem;
  margin-right: 4px;
}

.demo-bar__enlace {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  color: #CFC5B8;
  text-decoration: none;
  font-size: 0.71875rem;
  transition: color 0.2s ease, background-color 0.2s ease;
  white-space: nowrap;
}

.demo-bar__enlace:hover {
  color: #FFFFFF;
  background-color: rgba(255, 255, 255, 0.08);
}

.demo-bar__enlace.actual {
  background-color: var(--acento-cobre);
  color: #FFFFFF;
  font-weight: 500;
}

/* ─── Encabezado Principal (Header) ─── */
.sitio-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(247, 244, 238, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--borde);
  transition: transform 0.3s ease;
}

.sitio-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.sitio-marca {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--tinta);
  font-weight: 800;
  flex-shrink: 0;
}

.sitio-marca__sub {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--acento-cobre);
}

.sitio-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sitio-nav__lista {
  display: flex;
  align-items: center;
  gap: 4px;
}

.sitio-nav__enlace {
  display: inline-block;
  padding: 8px 16px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--tinta-suave);
  border-radius: var(--radio-sm);
  transition: color 0.2s ease, background-color 0.2s ease;
}

.sitio-nav__enlace:hover {
  color: var(--tinta);
  background-color: var(--fondo-papel-suave);
}

.sitio-nav__enlace.activo {
  color: var(--acento-cobre);
  background-color: var(--acento-cobre-fondo);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  background: var(--tinta);
  color: #FFFFFF;
  border-radius: var(--radio-sm);
  font-size: 0.875rem;
  font-weight: 500;
  transition: background-color 0.2s ease, transform 0.2s ease;
  flex-shrink: 0;
}

.header-cta:hover {
  background: #332B25;
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  border-radius: var(--radio-sm);
  background: var(--fondo-papel-suave);
}

.menu-toggle__linea {
  width: 20px;
  height: 2px;
  background: var(--tinta);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.menu-movil {
  display: none;
  position: fixed;
  top: 112px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--fondo-papel);
  padding: 24px var(--margen);
  z-index: 89;
  border-top: 1px solid var(--borde);
  flex-direction: column;
  gap: 20px;
}

.menu-movil.abierto {
  display: flex;
}

.menu-movil__enlace {
  display: block;
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--tinta);
  padding: 12px 0;
  border-bottom: 1px solid var(--borde);
}

.menu-movil__enlace.activo {
  color: var(--acento-cobre);
}

/* ─── Botones Globales ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radio-sm);
  transition: all 0.2s var(--trans-suave);
  text-decoration: none;
  cursor: pointer;
}

.btn--primario {
  background: var(--tinta);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(27, 22, 19, 0.12);
}

.btn--primario:hover {
  background: #2E2520;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(27, 22, 19, 0.16);
}

.btn--cobre {
  background: var(--acento-cobre);
  color: #FFFFFF;
}

.btn--cobre:hover {
  background: #A05927;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(184, 107, 53, 0.24);
}

.btn--secundario {
  background: var(--fondo-tarjeta);
  color: var(--tinta);
  border: 1px solid var(--borde-fuerte);
}

.btn--secundario:hover {
  background: var(--fondo-papel-suave);
  border-color: var(--tinta);
}

.btn--sm {
  padding: 8px 16px;
  font-size: 0.8125rem;
}

/* ─── Etiquetas e Íconos ─── */
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--acento-cobre);
  font-weight: 600;
  margin-bottom: 12px;
}

.kicker__linea {
  width: 18px;
  height: 1.5px;
  background: var(--acento-cobre);
}

.titular-display {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--tinta);
}

/* ─── Hero Section ─── */
.hero {
  position: relative;
  padding-top: clamp(40px, 6vw, 72px);
  padding-bottom: clamp(60px, 8vw, 100px);
  overflow: hidden;
  border-bottom: 1px solid var(--borde);
}

/* Malla animada en Canvas detrás del Hero */
.hero-mesh-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.88;
}

.hero__contenido {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  gap: clamp(32px, 5vw, 64px);
}

.hero__textos {
  max-width: 580px;
}

.hero__titulo {
  font-size: clamp(2.8rem, 5.8vw, 5.2rem);
  margin-bottom: 24px;
}

.hero__titulo em {
  font-style: italic;
  color: var(--acento-cobre);
}

.hero__bajada {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: var(--tinta-suave);
  line-height: 1.55;
  margin-bottom: 32px;
}

.hero__acciones {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero__metadatos {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--borde);
}

.hero__meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero__meta-etiqueta {
  font-size: 0.71875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tinta-tenue);
  font-weight: 500;
}

.hero__meta-valor {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--tinta);
}

/* ─── Hero 3D Stage (Composición Flotante Stripe-level) ─── */
.hero-stage-wrapper {
  position: relative;
  perspective: 1200px;
  width: 100%;
  aspect-ratio: 1 / 0.95;
  max-height: 560px;
}

.hero-stage {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.15s ease-out;
  border-radius: var(--radio);
}

.stage-card {
  position: absolute;
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  padding: 14px;
  box-shadow: var(--sombra-hero);
  transition: transform 0.3s var(--trans-suave), box-shadow 0.3s ease;
  user-select: none;
}

.stage-card:hover {
  box-shadow: 0 32px 64px -12px rgba(27, 22, 19, 0.24);
}

.stage-card__img-wrap {
  position: relative;
  background: radial-gradient(circle at center, #FAF8F5 0%, #EFECE5 100%);
  border-radius: var(--radio-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stage-card img {
  width: 100%;
  height: auto;
  object-fit: contain;
  transition: transform 0.4s var(--trans-suave);
  filter: drop-shadow(0 12px 16px rgba(27, 22, 19, 0.08));
}

.stage-card:hover img {
  transform: scale(1.05);
}

.stage-card__info {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stage-card__num {
  font-family: var(--display);
  font-size: 0.6875rem;
  color: var(--acento-cobre);
  font-weight: 800;
  letter-spacing: 0.05em;
}

.stage-card__nombre {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--tinta);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.stage-card__tipo {
  font-size: 0.71875rem;
  color: var(--tinta-tenue);
}

/* Posicionamiento en capas (Stripe Layout) */
/* 01 · Sculptor 064S (Principal izquierda/centro) */
.stage-card--1 {
  width: 52%;
  left: 6%;
  top: 12%;
  z-index: 4;
  transform: translateZ(40px);
}
.stage-card--1 .stage-card__img-wrap {
  aspect-ratio: 1 / 0.95;
}

/* 02 · Fish Pro X (Superior derecha) */
.stage-card--2 {
  width: 44%;
  right: 4%;
  top: 2%;
  z-index: 3;
  transform: translateZ(20px);
}
.stage-card--2 .stage-card__img-wrap {
  aspect-ratio: 1 / 0.9;
}

/* 03 · Black Mirror Dot (Inferior izquierda) */
.stage-card--3 {
  width: 40%;
  left: 2%;
  bottom: 4%;
  z-index: 5;
  transform: translateZ(60px);
}
.stage-card--3 .stage-card__img-wrap {
  aspect-ratio: 1 / 0.85;
}

/* 04 · Bricks 01S (Inferior derecha) */
.stage-card--4 {
  width: 46%;
  right: 6%;
  bottom: 8%;
  z-index: 2;
  transform: translateZ(30px);
}
.stage-card--4 .stage-card__img-wrap {
  aspect-ratio: 1 / 0.9;
}

/* Insignia central decorativa de precisión */
.stage-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) translateZ(70px);
  background: rgba(27, 22, 19, 0.92);
  backdrop-filter: blur(8px);
  color: #FFFFFF;
  padding: 8px 16px;
  border-radius: var(--radio-pill);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 10px 24px rgba(27, 22, 19, 0.24);
  pointer-events: none;
}

.stage-badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acento-cobre-claro);
  box-shadow: 0 0 8px var(--acento-cobre-claro);
}

/* ─── Sección Diagrama del Ritual SVG (Scroll-drawn) ─── */
.ritual {
  padding: clamp(60px, 8vw, 100px) 0;
  background: #F2EEE6;
  border-bottom: 1px solid var(--borde);
  position: relative;
}

.ritual__cabecera {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px auto;
}

.ritual__titulo {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  margin-bottom: 16px;
}

.ritual__bajada {
  color: var(--tinta-suave);
  font-size: 1.0625rem;
}

.ritual__canvas-box {
  position: relative;
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  padding: clamp(24px, 4vw, 48px);
  box-shadow: var(--sombra-suave);
}

/* Diagrama SVG interactivo */
.ritual-svg-wrap {
  width: 100%;
  margin-bottom: 36px;
}

.ritual-svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

.ritual-svg__guia {
  stroke: var(--borde-fuerte);
  stroke-width: 2;
  stroke-dasharray: 4 4;
}

.ritual-svg__trazo-activo {
  stroke: var(--acento-cobre);
  stroke-width: 2.5;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.1s linear;
}

.ritual-nodo {
  cursor: pointer;
  transition: transform 0.2s ease;
}

.ritual-nodo:hover {
  transform: translateY(-2px);
}

.ritual-nodo__circulo {
  fill: var(--fondo-tarjeta);
  stroke: var(--borde-fuerte);
  stroke-width: 2;
  transition: stroke 0.3s ease, fill 0.3s ease;
}

.ritual-nodo.activo .ritual-nodo__circulo {
  stroke: var(--acento-cobre);
  fill: var(--acento-cobre-fondo);
}

/* Grid de los 3 pasos debajo del SVG */
.ritual__pasos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.paso-tarjeta {
  background: var(--fondo-papel);
  border: 1px solid var(--borde);
  border-radius: var(--radio-sm);
  padding: 24px;
  transition: border-color 0.3s ease, transform 0.3s var(--trans-suave), box-shadow 0.3s ease;
  position: relative;
}

.paso-tarjeta.activo, .paso-tarjeta:hover {
  border-color: var(--acento-cobre);
  transform: translateY(-3px);
  box-shadow: var(--sombra-media);
}

.paso-tarjeta__encabezado {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.paso-tarjeta__num {
  font-family: var(--display);
  font-size: 0.8125rem;
  font-weight: 800;
  color: var(--acento-cobre);
}

.paso-tarjeta__icono-svg {
  width: 28px;
  height: 28px;
  color: var(--tinta-suave);
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
}

.paso-tarjeta.activo .paso-tarjeta__icono-svg {
  color: var(--acento-cobre);
}

.paso-tarjeta__titulo {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--tinta);
  margin-bottom: 8px;
}

.paso-tarjeta__desc {
  font-size: 0.9375rem;
  color: var(--tinta-suave);
  line-height: 1.5;
}

/* ─── Sección Catálogo Filtrable ─── */
.catalogo {
  padding: clamp(60px, 8vw, 100px) 0;
  border-bottom: 1px solid var(--borde);
}

.catalogo__cabecera {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
  gap: 24px;
  flex-wrap: wrap;
}

.catalogo__titulos {
  max-width: 540px;
}

.catalogo__titulo {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  margin-bottom: 12px;
}

.catalogo__bajada {
  color: var(--tinta-suave);
  font-size: 1.0625rem;
}

/* Filtros por tipo */
.catalogo__filtros {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 6px;
  background: var(--fondo-papel-suave);
  border-radius: var(--radio-pill);
  border: 1px solid var(--borde);
}

.filtro-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--tinta-suave);
  border-radius: var(--radio-pill);
  transition: all 0.2s ease;
  cursor: pointer;
}

.filtro-btn:hover {
  color: var(--tinta);
}

.filtro-btn.activo {
  background: var(--tinta);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(27, 22, 19, 0.16);
}

.filtro-btn__conteo {
  font-size: 0.75rem;
  opacity: 0.7;
}

/* Grid de Equipos */
.catalogo__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.equipo-card {
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--trans-suave), box-shadow 0.3s ease, opacity 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.equipo-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra-media);
  border-color: var(--borde-fuerte);
}

.equipo-card.oculto {
  display: none;
}

.equipo-card__foto-box {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at center, #FCFBF9 0%, #F5F2EC 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  border-bottom: 1px solid var(--borde);
}

.equipo-card__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.4s var(--trans-suave);
}

.equipo-card:hover .equipo-card__img {
  transform: scale(1.06);
}

.equipo-card__badge-num {
  position: absolute;
  top: 14px;
  left: 14px;
  font-family: var(--display);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--acento-cobre);
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde);
  padding: 3px 8px;
  border-radius: var(--radio-sm);
}

.equipo-card__cuerpo {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
  gap: 16px;
}

.equipo-card__meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.equipo-card__tipo {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tinta-tenue);
  font-weight: 600;
}

.equipo-card__nombre {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--tinta);
  line-height: 1.3;
}

.equipo-card__footer {
  padding-top: 12px;
  border-top: 1px solid var(--borde);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.equipo-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--acento-cobre);
  transition: gap 0.2s ease, color 0.2s ease;
}

.equipo-card:hover .equipo-card__link {
  color: var(--tinta);
  gap: 9px;
}

.equipo-card__link-arrow {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* ─── Sección Datos Empresa (RUC y Verificables) ─── */
.empresa-datos {
  padding: clamp(60px, 8vw, 90px) 0;
  background: #EFEBE3;
  border-bottom: 1px solid var(--borde);
}

.empresa-datos__grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.empresa-datos__titulos {
  max-width: 480px;
}

.empresa-datos__titulo {
  font-size: clamp(2rem, 3.6vw, 3rem);
  margin-bottom: 16px;
}

.empresa-datos__bajada {
  color: var(--tinta-suave);
  font-size: 1.0625rem;
  line-height: 1.6;
}

.empresa-datos__dl {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.dato-item {
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde);
  border-radius: var(--radio-sm);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.dato-item dt {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tinta-tenue);
  font-weight: 600;
}

.dato-item dd {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--tinta);
}

/* ─── Sección Contacto / Formulario de Demostración ─── */
.contacto-seccion {
  padding: clamp(60px, 8vw, 100px) 0;
}

.contacto-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: start;
}

.contacto__info {
  max-width: 460px;
}

.contacto__titulo {
  font-size: clamp(2.4rem, 4.4vw, 3.6rem);
  margin-bottom: 16px;
}

.contacto__bajada {
  color: var(--tinta-suave);
  font-size: 1.0625rem;
  line-height: 1.6;
  margin-bottom: 28px;
}

.contacto__aviso-box {
  background: var(--fondo-papel-suave);
  border: 1px solid var(--borde-acento);
  border-left: 4px solid var(--acento-cobre);
  border-radius: var(--radio-sm);
  padding: 16px;
  font-size: 0.875rem;
  color: var(--tinta-suave);
  line-height: 1.5;
}

/* Formulario */
.form-box {
  background: var(--fondo-tarjeta);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  padding: clamp(24px, 4vw, 40px);
  box-shadow: var(--sombra-suave);
}

.formulario {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.campo {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.campo label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--tinta);
}

.campo input,
.campo select,
.campo textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--sans);
  font-size: 0.9375rem;
  color: var(--tinta);
  background: var(--fondo-papel);
  border: 1px solid var(--borde-fuerte);
  border-radius: var(--radio-sm);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.campo input:focus,
.campo select:focus,
.campo textarea:focus {
  outline: none;
  border-color: var(--acento-cobre);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(184, 107, 53, 0.15);
}

.campo input[aria-invalid="true"],
.campo select[aria-invalid="true"],
.campo textarea[aria-invalid="true"] {
  border-color: #D32F2F;
}

.campo-error {
  font-size: 0.75rem;
  color: #D32F2F;
  display: none;
}

.campo[data-error="true"] .campo-error {
  display: block;
}

.form-alerta-ok {
  background: #F0FDF4;
  border: 1px solid #BBF7D0;
  color: #166534;
  padding: 16px;
  border-radius: var(--radio-sm);
  font-size: 0.9375rem;
  line-height: 1.5;
  display: none;
}

.form-alerta-ok.visible {
  display: block;
}

/* ─── Pie de Página (Footer) ─── */
.sitio-pie {
  background: #14100E;
  color: #DDD4C8;
  padding: 64px 0 36px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.sitio-pie__top {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}

.sitio-pie__marca {
  font-family: var(--display);
  font-size: 1.5rem;
  font-weight: 800;
  color: #FFFFFF;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 12px;
}

.sitio-pie__marca em {
  font-family: var(--sans);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--acento-cobre-claro);
  font-style: normal;
}

.sitio-pie__desc {
  font-size: 0.9375rem;
  color: #A89D91;
  max-width: 440px;
  line-height: 1.5;
  margin-bottom: 16px;
}

.sitio-pie__aviso-legal {
  font-size: 0.8125rem;
  color: #8C8176;
  max-width: 480px;
  line-height: 1.5;
}

.sitio-pie__modelos-bloque {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sitio-pie__modelos-titulo {
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #B5A89B;
  font-weight: 600;
}

.sitio-pie__modelos-lista {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sitio-pie__modelo-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radio-sm);
  color: #D6CBC1;
  font-size: 0.875rem;
  transition: all 0.2s ease;
}

.sitio-pie__modelo-item:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.14);
}

.sitio-pie__modelo-item.actual {
  border-color: var(--acento-cobre);
  background: rgba(184, 107, 53, 0.18);
  color: #FFFFFF;
}

.sitio-pie__modelo-tag {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.10);
  color: #CFC5B8;
}

.sitio-pie__modelo-item.actual .sitio-pie__modelo-tag {
  background: var(--acento-cobre);
  color: #FFFFFF;
}

.sitio-pie__bottom {
  padding-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 0.8125rem;
  color: #7D7267;
  flex-wrap: wrap;
}

/* ─── Transición Entre Páginas: Vertido de Cobre (Liquid Copper Pour) ─── */
.curtain-pour {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 99999;
  pointer-events: none;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

/* La línea cobre central que se vierte verticalmente */
.curtain-pour__stream {
  position: absolute;
  top: 0;
  width: 4px;
  height: 0%;
  background: linear-gradient(180deg, #D9955A 0%, #B86B35 100%);
  box-shadow: 0 0 16px rgba(217, 149, 90, 0.8);
  transition: height 0.35s cubic-bezier(0.65, 0, 0.35, 1);
  z-index: 2;
}

/* Capa de relleno completo de cobre tostado que cubre la pantalla */
.curtain-pour__fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #1B1613;
  transform: translateY(-100%);
  transition: transform 0.4s cubic-bezier(0.7, 0, 0.2, 1);
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.curtain-pour__brand {
  color: #ECE5DA;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.8rem;
  letter-spacing: -0.01em;
  opacity: 0;
  transition: opacity 0.2s ease 0.15s;
}

.curtain-pour.activo {
  pointer-events: all;
}

.curtain-pour.activo .curtain-pour__stream {
  height: 100%;
}

.curtain-pour.activo .curtain-pour__fill {
  transform: translateY(0%);
}

.curtain-pour.activo .curtain-pour__brand {
  opacity: 1;
}

.curtain-pour.revelando .curtain-pour__fill {
  transform: translateY(100%);
  transition: transform 0.42s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.curtain-pour.revelando .curtain-pour__stream {
  opacity: 0;
}

/* View Transitions API native styling */
@view-transition {
  navigation: auto;
}

::view-transition-old(root) {
  animation: 250ms cubic-bezier(0.4, 0, 1, 1) both vt-fade-out;
}
::view-transition-new(root) {
  animation: 350ms cubic-bezier(0, 0, 0.2, 1) 90ms both vt-fade-in;
}

@keyframes vt-fade-out {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes vt-fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Medias Queries Responsivas ─── */
@media (max-width: 1100px) {
  .hero__contenido {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero__textos {
    max-width: 100%;
  }
  .hero-stage-wrapper {
    max-width: 580px;
    margin: 0 auto;
  }
  .catalogo__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .sitio-nav, .header-cta {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .empresa-datos__grid {
    grid-template-columns: 1fr;
  }
  .contacto-grid {
    grid-template-columns: 1fr;
  }
  .sitio-pie__top {
    grid-template-columns: 1fr;
  }
  .ritual__pasos-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-h: 100px;
  }
  .demo-bar__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding-top: 8px;
    padding-bottom: 8px;
  }
  .demo-bar__aviso {
    white-space: normal;
    min-width: 0;
    max-width: 100%;
    font-size: 0.71875rem;
  }
  .demo-bar__modelos {
    flex-wrap: wrap;
    gap: 4px;
    width: 100%;
  }
  .hero__metadatos {
    flex-wrap: wrap;
    gap: 16px;
  }
  .catalogo__cabecera {
    flex-direction: column;
    align-items: flex-start;
  }
  .catalogo__filtros {
    width: 100%;
    overflow-x: auto;
    padding: 4px;
    scrollbar-width: none;
  }
  .catalogo__filtros::-webkit-scrollbar {
    display: none;
  }
  .empresa-datos__dl {
    grid-template-columns: 1fr;
  }
  .catalogo__grid {
    grid-template-columns: 1fr;
  }
  .hero-stage-wrapper {
    aspect-ratio: 1 / 1.1;
    max-width: 100%;
  }
  .stage-card--1 { width: 56%; top: 6%; left: 4%; }
  .stage-card--2 { width: 46%; top: 2%; right: 2%; }
  .stage-card--3 { width: 44%; bottom: 4%; left: 2%; }
  .stage-card--4 { width: 48%; bottom: 6%; right: 2%; }
  .stage-badge {
    font-size: 0.6875rem;
    padding: 6px 12px;
  }
}

@media (max-width: 480px) {
  :root {
    --margen: 16px;
  }
  .hero__acciones {
    flex-direction: column;
    align-items: stretch;
  }
  .btn {
    width: 100%;
  }
  .sitio-pie__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ─── Movimiento Reducido (prefers-reduced-motion) ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .hero-mesh-canvas {
    display: none;
  }
  .stage-card {
    transition: none !important;
    transform: none !important;
  }
  .curtain-pour {
    display: none !important;
  }
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none !important;
  }
}