/* ─── Tipografías locales WOFF2 ─── */
@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 de diseño ─── */
:root {
  --fondo: #1A1411;
  --fondo-2: #231B16;
  --superficie: #2E241E;
  --superficie-hover: #382D26;
  --texto: #F3EBDD;
  --texto-2: #CFC3B1;
  --acento: #D9955A;
  --acento-hover: #E8A870;
  --linea: rgba(243, 235, 221, 0.14);
  --header-total-h: 104px;
  --margen: clamp(20px, 4.5vw, 64px);
  --max-w: 1360px;
  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
  --display: 'Archivo', 'IBM Plex Sans', system-ui, sans-serif;
  --ease: cubic-bezier(.2, .7, .1, 1);
}

/* ─── Reseteo y Base ─── */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
  -webkit-text-size-adjust: 100%;
  background: var(--fondo);
}

body {
  margin: 0;
  background: var(--fondo);
  color: var(--texto);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

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

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

p {
  margin: 0;
}

h1, h2, h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 800;
  line-height: 1.05;
}

dl, dd {
  margin: 0;
}

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

/* Enlace accesible de salto */
.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 1000;
  background: var(--acento);
  color: var(--fondo);
  padding: 12px 20px;
  font-weight: 600;
  border-radius: 4px;
  transition: top 0.2s;
}
.skip-link:focus {
  top: 16px;
}

.contenedor {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--margen);
  padding-right: var(--margen);
}

.etiqueta {
  font-size: 0.8125rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--acento);
  font-weight: 500;
  margin-bottom: 18px;
  display: inline-block;
}

.titulo-xl {
  font-size: clamp(2.3rem, 5.5vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.titulo-xl em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--acento);
}

/* ─── Botones ─── */
.boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  background: var(--acento);
  color: var(--fondo);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: 999px;
  white-space: nowrap;
  transition: transform 0.3s var(--ease), background-color 0.25s ease;
  border: none;
  cursor: pointer;
}
.boton:hover {
  background: var(--acento-hover);
  transform: translateY(-2px);
}
.boton-header {
  min-height: 40px;
  padding: 0 20px;
  font-size: 0.875rem;
}
.boton-secundario {
  background: transparent;
  color: var(--texto);
  border: 1px solid var(--linea);
}
.boton-secundario:hover {
  background: var(--superficie);
  color: var(--texto);
  border-color: var(--texto-2);
}

/* ─── Lienzo WebGL Three.js ─── */
#webgl-canvas,
#webgl-canvas-equipos {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.8s ease;
}
body.escena-lista #webgl-canvas {
  opacity: 1;
}
body.escena-lista #webgl-canvas-equipos {
  opacity: 0.38;
}

/* ─── Encabezado y Topbar Compacta ─── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: rgba(26, 20, 17, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--linea);
}

.demo-topbar {
  background: var(--superficie);
  border-bottom: 1px solid var(--linea);
  padding: 5px var(--margen);
  font-size: 0.78rem;
}

.demo-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: var(--max-w);
  margin: 0 auto;
  white-space: nowrap;
}

.demo-topbar-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--texto-2);
  font-size: 0.78rem;
  overflow: hidden;
  text-overflow: ellipsis;
}

.demo-badge {
  background: rgba(217, 149, 90, 0.2);
  color: var(--acento);
  font-weight: 600;
  font-size: 0.7rem;
  padding: 1px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.demo-nota {
  color: var(--texto);
  font-weight: 500;
}

.demo-separador {
  color: var(--linea);
}

.selector-modelos-top {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  color: var(--texto-2);
  flex-shrink: 0;
}

.selector-modelos-top .modelo-enlace {
  padding: 2px 6px;
  border-radius: 4px;
  transition: color 0.2s, background-color 0.2s;
  color: var(--texto-2);
}

.selector-modelos-top .modelo-enlace:hover {
  color: var(--texto);
  background: rgba(243, 235, 221, 0.08);
}

.selector-modelos-top .modelo-enlace.actual {
  color: var(--fondo);
  background: var(--acento);
  font-weight: 600;
}

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px var(--margen);
  max-width: var(--max-w);
  margin: 0 auto;
}

.marca {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
}
.marca-nombre {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: 0.03em;
}
.marca-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--acento);
}

.nav-escritorio {
  display: flex;
  align-items: center;
}
.nav-lista {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 28px;
}
.nav-enlace {
  font-size: 0.9375rem;
  color: var(--texto-2);
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
  padding: 4px 0;
}
.nav-enlace:hover,
.nav-enlace.activo {
  color: var(--texto);
}
.nav-enlace.activo::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--acento);
}

.header-acciones {
  display: flex;
  align-items: center;
  gap: 16px;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--linea);
  color: var(--texto);
  width: 42px;
  height: 42px;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
}
.icono-menu {
  width: 22px;
  height: 22px;
}

/* Menú móvil desplegable */
.menu-movil {
  background: var(--superficie);
  border-bottom: 1px solid var(--linea);
  padding: 20px var(--margen) 26px;
}
.menu-movil-lista {
  list-style: none;
  margin: 0 0 20px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.menu-movil-enlace {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--texto);
}
.menu-movil-modelos {
  border-top: 1px solid var(--linea);
  padding-top: 16px;
}
.menu-movil-subtitulo {
  font-size: 0.8125rem;
  color: var(--texto-2);
  display: block;
  margin-bottom: 10px;
}
.menu-movil-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.menu-movil-links a {
  padding: 6px 12px;
  font-size: 0.8125rem;
  border-radius: 6px;
  background: var(--fondo);
  color: var(--texto-2);
  border: 1px solid var(--linea);
}
.menu-movil-links a.actual {
  background: var(--acento);
  color: var(--fondo);
  font-weight: 600;
  border-color: var(--acento);
}

/* ─── Contenido Principal ─── */
main {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--header-total-h) + 24px);
}

/* ─── Hero Inicio ─── */
.hero {
  min-height: calc(100vh - var(--header-total-h) - 24px);
  display: flex;
  align-items: center;
  position: relative;
  padding-bottom: 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  width: 100%;
  gap: 32px;
}

.hero-texto-col {
  position: relative;
  z-index: 5;
  max-width: 500px;
  background: radial-gradient(ellipse at 15% 45%, rgba(26, 20, 17, 0.94) 0%, rgba(26, 20, 17, 0.8) 55%, transparent 100%);
  padding: 12px 18px 20px 0;
}

.hero-kicker {
  font-size: 0.875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--acento);
  font-weight: 500;
  margin-bottom: 22px;
}

.hero-titulo {
  font-size: clamp(3rem, 7.2vw, 6.4rem);
  line-height: 0.96;
  letter-spacing: -0.03em;
  margin-bottom: 30px;
}

.hero-descripcion {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--texto-2);
  line-height: 1.55;
  margin-bottom: 36px;
  max-width: 460px;
}

.hero-botones {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* Respaldo visual sin WebGL */
.hero-fallback-visual {
  display: none;
  background: radial-gradient(circle at 60% 40%, rgba(217, 149, 90, 0.18) 0%, rgba(26, 20, 17, 0) 70%),
              linear-gradient(180deg, var(--superficie) 0%, var(--fondo) 100%);
  border: 1px solid var(--linea);
  border-radius: 16px;
  padding: 40px;
  text-align: center;
}
.hero-fallback-svg {
  width: 140px;
  height: 140px;
  margin: 0 auto 16px;
}

/* ─── Marquesina Infinita ─── */
.marquesina {
  overflow: hidden;
  border-top: 1px solid var(--linea);
  border-bottom: 1px solid var(--linea);
  background: var(--fondo-2);
  padding: 16px 0;
  user-select: none;
}
.marquesina-pista {
  display: flex;
  width: fit-content;
  animation: deslizarMarquesina 28s linear infinite;
}
.marquesina-grupo {
  display: flex;
  align-items: center;
  gap: 36px;
  padding-right: 36px;
  white-space: nowrap;
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--texto-2);
}
.marquesina-grupo span::after {
  content: '·';
  margin-left: 36px;
  color: var(--acento);
}
@keyframes deslizarMarquesina {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ─── Secciones Comunes ─── */
.seccion {
  padding: clamp(64px, 10vw, 128px) 0;
  position: relative;
}

/* ─── Nosotros ─── */
.nosotros-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: start;
}

.nosotros-col-izq,
.nosotros-col-der {
  background: rgba(32, 24, 20, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--linea);
  border-radius: 16px;
  padding: clamp(28px, 3.5vw, 44px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45);
}

.nosotros-texto {
  font-size: 1.0625rem;
  color: var(--texto-2);
  line-height: 1.65;
  margin-bottom: 20px;
}

.datos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 36px;
}

.dato-caja {
  background: rgba(46, 36, 30, 0.6);
  border: 1px solid var(--linea);
  border-radius: 12px;
  padding: 20px;
}
.dato-caja dt {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--acento);
  margin-bottom: 6px;
}
.dato-caja dd {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--texto);
}

/* ─── Catálogo y Tarjetas de Equipos ─── */
.equipos-cabecera {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 48px;
  gap: 24px;
}

.equipos-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.tarjeta-equipo-3d {
  background: var(--superficie);
  border: 1px solid var(--linea);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  transform-style: preserve-3d;
  will-change: transform;
}

.tarjeta-equipo-3d:hover {
  border-color: rgba(217, 149, 90, 0.4);
  box-shadow: 0 16px 36px -12px rgba(0, 0, 0, 0.6);
}

.tarjeta-imagen-box {
  background: radial-gradient(circle at center, rgba(217, 149, 90, 0.08) 0%, rgba(26, 20, 17, 0.4) 80%);
  padding: 32px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
}

.tarjeta-imagen-box img {
  max-height: 240px;
  object-fit: contain;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.5));
  transition: transform 0.4s var(--ease);
}

.tarjeta-equipo-3d:hover .tarjeta-imagen-box img {
  transform: scale(1.04);
}

.tarjeta-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  border-top: 1px solid var(--linea);
  background: rgba(35, 27, 22, 0.8);
}

.tarjeta-num-tipo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.tarjeta-num {
  font-size: 0.75rem;
  font-family: var(--display);
  font-weight: 800;
  color: var(--acento);
}

.tarjeta-tipo {
  font-size: 0.8125rem;
  color: var(--texto-2);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tarjeta-nombre {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--texto);
  line-height: 1.15;
}

/* ─── Contacto ─── */
.contacto-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: start;
}

.contacto-caja {
  background: var(--superficie);
  border: 1px solid var(--linea);
  border-radius: 16px;
  padding: 36px;
}

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

.campo {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.campo span {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--texto-2);
}
.campo input,
.campo textarea {
  background: var(--fondo);
  border: 1px solid var(--linea);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--texto);
  font-family: var(--sans);
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.campo input:focus,
.campo textarea:focus {
  outline: none;
  border-color: var(--acento);
  box-shadow: 0 0 0 3px rgba(217, 149, 90, 0.2);
}

.formulario-ok {
  display: none;
  color: #72D572;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 14px;
  background: rgba(114, 213, 114, 0.12);
  border-radius: 6px;
  margin-top: 10px;
}

.contacto-ubicacion {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--linea);
  color: var(--texto-2);
  font-size: 0.9375rem;
}

/* ─── Pie de Página ─── */
.pie {
  background: var(--fondo-2);
  border-top: 1px solid var(--linea);
  padding: 56px 0 40px;
  position: relative;
  z-index: 2;
}

.pie-grid {
  display: grid;
  grid-template-columns: 1.2fr 1.8fr;
  gap: 40px;
  align-items: start;
}

.pie-datos {
  color: var(--texto-2);
  font-size: 0.9375rem;
  margin-top: 12px;
}

.pie-demo {
  color: var(--texto-2);
  font-size: 0.875rem;
  line-height: 1.5;
  margin-bottom: 24px;
}

.selector-modelos-pie {
  border-top: 1px solid var(--linea);
  padding-top: 20px;
}
.selector-modelos-pie-titulo {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--acento);
  margin-bottom: 12px;
  display: block;
}
.selector-modelos-pie-lista {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.selector-modelos-pie-lista a {
  padding: 6px 14px;
  border-radius: 6px;
  background: var(--superficie);
  color: var(--texto-2);
  border: 1px solid var(--linea);
  font-size: 0.875rem;
  transition: background-color 0.2s, color 0.2s;
}
.selector-modelos-pie-lista a:hover {
  background: var(--superficie-hover);
  color: var(--texto);
}
.selector-modelos-pie-lista a.actual {
  background: var(--acento);
  color: var(--fondo);
  font-weight: 600;
  border-color: var(--acento);
}

/* ─── Transición de Vertido de Café ─── */
.coffee-pour-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  visibility: hidden;
  overflow: hidden;
}
.coffee-curtain {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #1A1411;
  transform: translateY(-100%);
  border-bottom: 3px solid var(--acento);
}
.coffee-wave {
  position: absolute;
  bottom: -40px;
  left: 0;
  width: 100%;
  height: 42px;
  pointer-events: none;
}

/* ─── Cursor Personalizado Magnético ─── */
.cursor-dot {
  position: fixed;
  width: 6px;
  height: 6px;
  background: var(--acento);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  display: none;
}
.cursor-ring {
  position: fixed;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(217, 149, 90, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  display: none;
  transition: width 0.2s, height 0.2s, border-color 0.2s;
}
@media (hover: hover) and (pointer: fine) {
  .cursor-dot, .cursor-ring { display: block; }
  body.cursor-hover .cursor-ring {
    width: 52px;
    height: 52px;
    border-color: var(--acento);
    background: rgba(217, 149, 90, 0.08);
  }
}

/* ─── Responsive ─── */
@media (max-width: 1200px) {
  .equipos-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  :root {
    --header-total-h: 112px;
  }
  .demo-topbar-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .nosotros-grid,
  .contacto-grid,
  .pie-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .nav-escritorio,
  .boton-header {
    display: none;
  }
  .menu-toggle {
    display: inline-flex;
  }
}

@media (max-width: 640px) {
  :root {
    --header-total-h: 128px;
    --margen: 18px;
  }
  .demo-topbar-notice {
    white-space: normal;
    font-size: 0.72rem;
  }
  .demo-separador {
    display: none;
  }
  .demo-topbar {
    padding: 6px var(--margen);
  }
  .selector-modelos-top {
    flex-wrap: wrap;
    gap: 4px;
    white-space: normal;
  }
  .selector-modelos-top .modelo-enlace {
    font-size: 0.72rem;
    padding: 2px 6px;
  }
  .hero {
    min-height: calc(100vh - var(--header-total-h) - 16px);
    padding-bottom: 240px;
    align-items: flex-start;
    padding-top: 24px;
  }
  .hero-texto-col {
    position: relative;
    z-index: 5;
    background: radial-gradient(ellipse at 30% 20%, rgba(26, 20, 17, 0.95) 0%, rgba(26, 20, 17, 0.8) 60%, transparent 100%);
    padding: 12px 0 24px;
  }
  .equipos-cabecera {
    flex-direction: column;
    align-items: flex-start;
  }
  .equipos-grid {
    grid-template-columns: 1fr;
  }
  .datos-grid {
    grid-template-columns: 1fr;
  }
  .hero-titulo {
    font-size: clamp(2.4rem, 11vw, 3.4rem);
  }
}

/* ─── Reducción de movimiento ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .marquesina-pista {
    animation: none;
  }
  .cursor-dot, .cursor-ring {
    display: none !important;
  }
  .tarjeta-equipo-3d {
    transform: none !important;
  }
  .coffee-pour-overlay {
    display: none !important;
  }
}