/* motor3d.css — Kit Webs 3D
   Layout y componentes de la web 3D. Colores del negocio como variables:
   :root { --m3d-fondo:#0b0b0f; --m3d-texto:#f4f4f5; --m3d-acento:#fac51c; --m3d-fuente: system-ui; }
   Todas las clases llevan el prefijo m3d-. */

:root {
  --m3d-fondo: #0b0b0f;
  --m3d-texto: #f4f4f5;
  --m3d-acento: #fac51c;
  --m3d-sobre-acento: var(--m3d-fondo); /* color del texto sobre el acento: si el acento es oscuro, #ffffff */
  --m3d-fuente: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --m3d-fuente-titulos: var(--m3d-fuente);
  --m3d-suave: cubic-bezier(.22, 1, .36, 1);
  --m3d-split-base: 2.1s;
  --m3d-ancho: 1240px;
}

/* --- Reglas de Lenis (copiadas de lenis.css para no depender de una hoja externa) --- */
html.lenis, html.lenis body { height: auto; }
.lenis:not(.lenis-autoToggle).lenis-stopped { overflow: clip; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-smooth iframe { pointer-events: none; }
.lenis.lenis-autoToggle { transition-property: overflow; transition-duration: 1ms; transition-behavior: allow-discrete; }

/* --- Base --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: auto; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--m3d-fondo);
  color: var(--m3d-texto);
  font-family: var(--m3d-fuente);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--m3d-fuente-titulos); line-height: 1.05; letter-spacing: -0.02em; margin: 0 0 .5em; font-weight: 700; }
p { margin: 0 0 1em; }

/* --- Canvas fijo detrás de todo --- */
#escena3d {
  position: fixed; inset: 0; z-index: 0;
  width: 100vw; height: 100vh;
  display: block; pointer-events: none;
  background: transparent;
}
[data-motor3d] { position: relative; z-index: 1; }

/* Luz ambiente de fondo con el color de acento (no tapa el canvas: va detrás) */
body::before {
  content: ""; position: fixed; inset: -20%; z-index: -1; pointer-events: none;
  background:
    radial-gradient(ellipse 55% 40% at 70% 20%, color-mix(in srgb, var(--m3d-acento) 16%, transparent), transparent 70%),
    radial-gradient(ellipse 45% 35% at 20% 85%, color-mix(in srgb, var(--m3d-acento) 9%, transparent), transparent 70%);
  animation: m3dAmbiente 14s ease-in-out infinite alternate;
}
@keyframes m3dAmbiente { from { transform: translate(-2%, -1%) scale(1); } to { transform: translate(2%, 1%) scale(1.06); } }

/* --- Secciones: cada una ocupa la pantalla y deja sitio al objeto --- */
.m3d-seccion {
  position: relative; z-index: 1;
  min-height: 100vh;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(1.5rem, 5vw, 5rem);
  align-content: center;
  padding: clamp(5rem, 10vh, 8rem) clamp(1.25rem, 6vw, 6rem);
  max-width: var(--m3d-ancho); margin: 0 auto;
}
.m3d-seccion--izq > * { grid-column: 1; max-width: 46ch; }
.m3d-seccion--der > * { grid-column: 2; max-width: 46ch; }
.m3d-seccion--centro > * { grid-column: 1 / -1; justify-self: center; text-align: center; max-width: 60ch; }
.m3d-seccion--centro .m3d-rejilla, .m3d-seccion--ancha > * { max-width: none; width: 100%; }
.m3d-seccion--centro > .m3d-hero-entra { max-width: 58rem; }   /* el titular del hero cabe en dos líneas */
.m3d-hero-entra > p { max-width: 60ch; margin-left: auto; margin-right: auto; }
.m3d-seccion--centro .m3d-botones { justify-content: center; }
/* Hero: el objeto va detrás del titular, así que el texto se empuja abajo */
.m3d-seccion--hero, .m3d-seccion--abajo { align-content: end; padding-bottom: clamp(5rem, 10vh, 7rem); }
.m3d-seccion--hero .m3d-titulo--xl, .m3d-seccion--abajo .m3d-titulo--xl { font-size: clamp(2.2rem, 5.4vw, 4.8rem); }
.m3d-seccion--hero > * { text-shadow: 0 2px 30px color-mix(in srgb, var(--m3d-fondo) 80%, transparent); }

/* --- Tipografía --- */
.m3d-etiqueta {
  display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--m3d-acento); margin-bottom: 1rem;
}
.m3d-titulo { font-size: clamp(2.2rem, 6.4vw, 5.2rem); }
.m3d-titulo--xl { font-size: clamp(2.6rem, 8vw, 6.8rem); line-height: .98; }
.m3d-subtitulo { font-size: clamp(1.6rem, 3.4vw, 2.6rem); }
.m3d-texto { font-size: clamp(1.02rem, 1.3vw, 1.2rem); color: color-mix(in srgb, var(--m3d-texto) 80%, transparent); }
.m3d-texto--grande { font-size: clamp(1.15rem, 1.7vw, 1.45rem); }
.m3d-acento { color: var(--m3d-acento); }

/* --- Botones --- */
.m3d-boton {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .9rem 1.5rem; border-radius: 999px; border: 1px solid transparent;
  background: var(--m3d-acento); color: var(--m3d-sobre-acento);
  font: inherit; font-weight: 700; text-decoration: none; cursor: pointer;
  transition: transform .35s var(--m3d-suave), box-shadow .35s;
}
.m3d-boton:hover { transform: translateY(-2px); box-shadow: 0 14px 40px color-mix(in srgb, var(--m3d-acento) 35%, transparent); }
.m3d-boton--fantasma { background: transparent; color: var(--m3d-texto); border-color: color-mix(in srgb, var(--m3d-texto) 25%, transparent); }
.m3d-boton--fantasma:hover { box-shadow: none; border-color: var(--m3d-acento); }
.m3d-botones { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.5rem; }
.m3d-pulso { position: relative; }
.m3d-pulso::after { content: ""; position: absolute; inset: -4px; border-radius: inherit; border: 2px solid var(--m3d-acento); animation: m3dPulso 2.2s ease-out infinite; pointer-events: none; }
@keyframes m3dPulso { 0% { opacity: .9; transform: scale(1); } 100% { opacity: 0; transform: scale(1.12); } }

/* --- Cabecera fija con el logo del negocio --- */
.m3d-cabecera {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  transition: padding .4s var(--m3d-suave), background .4s, box-shadow .4s;
}
.m3d-cabecera--compacta {
  padding-top: .55rem; padding-bottom: .55rem;
  background: color-mix(in srgb, var(--m3d-fondo) 72%, transparent);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 color-mix(in srgb, var(--m3d-texto) 8%, transparent);
}
.m3d-cabecera__marca { display: flex; align-items: center; gap: .75rem; text-decoration: none; font-weight: 700; letter-spacing: -0.01em; }
.m3d-cabecera__marca img, .m3d-logo { height: 38px; max-height: 44px; width: auto; max-width: 180px; object-fit: contain; }
.m3d-cabecera--compacta .m3d-cabecera__marca img { height: 30px; }
.m3d-cabecera .m3d-boton { padding: .6rem 1.15rem; font-size: .92rem; }

/* --- Fotos del negocio --- */
.m3d-foto {
  position: relative; overflow: hidden; border-radius: 1.4rem;
  aspect-ratio: 4 / 3; width: 100%; margin: 0;
  -webkit-mask-image: radial-gradient(130% 130% at 50% 40%, #000 62%, transparent 100%);
  mask-image: radial-gradient(130% 130% at 50% 40%, #000 62%, transparent 100%);
  box-shadow: 0 30px 80px color-mix(in srgb, var(--m3d-fondo) 70%, transparent);
}
.m3d-foto--alta { aspect-ratio: 3 / 4; }
.m3d-foto--panoramica { aspect-ratio: 16 / 9; }
.m3d-foto img { width: 100%; height: 100%; object-fit: cover; }
.m3d-foto--kenburns img { animation: m3dKen 16s ease-in-out infinite alternate; }
@keyframes m3dKen { from { transform: scale(1); } to { transform: scale(1.1) translate(-1.5%, 1%); } }
.m3d-foto figcaption { position: absolute; left: 1rem; bottom: .9rem; font-size: .8rem; opacity: .8; }

/* --- Tarjetas con efecto cristal --- */
.m3d-tarjeta {
  position: relative; padding: 1.4rem 1.5rem; border-radius: 1.2rem;
  background: color-mix(in srgb, var(--m3d-texto) 6%, transparent);
  border: 1px solid color-mix(in srgb, var(--m3d-texto) 10%, transparent);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--m3d-texto) 10%, transparent), 0 20px 50px color-mix(in srgb, var(--m3d-fondo) 55%, transparent);
  transition: transform .45s var(--m3d-suave), box-shadow .45s, border-color .45s;
  will-change: transform; transform-style: preserve-3d;
}
.m3d-tarjeta:hover { border-color: color-mix(in srgb, var(--m3d-acento) 45%, transparent); box-shadow: 0 24px 60px color-mix(in srgb, var(--m3d-acento) 18%, rgba(0,0,0,.3)); }
.m3d-tarjeta h3 { font-size: 1.15rem; margin-bottom: .35rem; }
.m3d-tarjeta p { font-size: .95rem; opacity: .8; margin: 0; }
.m3d-tarjeta img { border-radius: .8rem; aspect-ratio: 4 / 3; object-fit: cover; width: 100%; margin-bottom: 1rem; }
.m3d-precio { display: block; margin-top: .9rem; font-weight: 700; font-size: 1.15rem; color: var(--m3d-acento); }

/* --- Rejilla de productos o servicios --- */
.m3d-rejilla {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  margin-top: 1.5rem;
}
.m3d-rejilla--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* --- Puntos de valor (lista con número) --- */
.m3d-puntos { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: 1rem; }
.m3d-puntos li { display: grid; grid-template-columns: 2.4rem 1fr; gap: .9rem; align-items: start; }
.m3d-puntos li::before {
  counter-increment: m3d; content: counter(m3d, decimal-leading-zero);
  font-weight: 700; font-size: .85rem; color: var(--m3d-acento);
  border: 1px solid color-mix(in srgb, var(--m3d-acento) 45%, transparent); border-radius: 999px;
  width: 2.4rem; height: 2.4rem; display: grid; place-items: center;
}
.m3d-puntos { counter-reset: m3d; }
.m3d-puntos strong { grid-column: 2; display: block; margin-bottom: .15rem; }
.m3d-puntos span { grid-column: 2; opacity: .75; font-size: .95rem; }

/* --- Cifras y contadores --- */
.m3d-cifras { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 1.25rem; margin: 1.5rem 0; }
.m3d-cifra { display: grid; gap: .2rem; }
.m3d-contador { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1; color: var(--m3d-acento); font-variant-numeric: tabular-nums; }
.m3d-cifra small { font-size: .85rem; opacity: .7; text-transform: uppercase; letter-spacing: .08em; }

/* --- Citas de opiniones --- */
.m3d-cita {
  margin: 0; padding: 1.2rem 1.4rem;
  border-left: 3px solid var(--m3d-acento);
  background: color-mix(in srgb, var(--m3d-texto) 4%, transparent);
  border-radius: 0 1rem 1rem 0;
  font-size: 1.05rem; font-style: italic;
}
.m3d-cita p { margin: 0 0 .6rem; }
.m3d-cita cite { display: block; font-style: normal; font-size: .85rem; opacity: .7; }
.m3d-cita cite::before { content: "— "; }
.m3d-citas { display: grid; gap: 1rem; margin-top: 1rem; }

/* --- Ficha de contacto --- */
.m3d-contacto { display: grid; gap: 1rem; margin: 1.5rem 0; }
.m3d-contacto dl { margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; }
.m3d-contacto dt { font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; opacity: .6; margin-bottom: .25rem; }
.m3d-contacto dd { margin: 0; font-size: 1.05rem; }
.m3d-contacto dd a { text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--m3d-acento) 50%, transparent); }
.m3d-contacto dd a:hover { border-bottom-color: var(--m3d-acento); }

/* --- Pie --- */
.m3d-pie {
  position: relative; z-index: 1;
  padding: 2rem clamp(1.25rem, 6vw, 6rem);
  text-align: center; font-size: .85rem; opacity: .7;
  border-top: 1px solid color-mix(in srgb, var(--m3d-texto) 8%, transparent);
  background: color-mix(in srgb, var(--m3d-fondo) 85%, transparent);
}
.m3d-pie a { text-decoration: none; }
.m3d-pie nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.25rem; margin-bottom: .75rem; }

/* --- Cortina de intro con el logo del negocio --- */
/* HTML: <div class="m3d-intro"><img src="assets/logo.svg" alt=""></div> (primer hijo del body) */
.m3d-intro {
  position: fixed; inset: 0; z-index: 9999; display: grid; place-items: center;
  background: var(--m3d-fondo);
  animation: m3dCortina 1s cubic-bezier(.76, 0, .24, 1) 1.6s forwards;
}
.m3d-intro img, .m3d-intro svg { max-width: min(42vw, 260px); max-height: 30vh; opacity: 0; animation: m3dLogoEntra 1.1s var(--m3d-suave) .15s forwards; }
.m3d-intro span { font-size: clamp(1.6rem, 4vw, 3rem); font-weight: 800; letter-spacing: -0.02em; opacity: 0; animation: m3dLogoEntra 1.1s var(--m3d-suave) .15s forwards; }
@keyframes m3dLogoEntra { from { opacity: 0; transform: scale(.86); filter: blur(8px); } to { opacity: 1; transform: scale(1); filter: none; } }
@keyframes m3dCortina { to { transform: translateY(-100%); } }

/* --- Barra de progreso de scroll (la crea motor3d.js) --- */
.m3d-progreso { position: fixed; top: 0; left: 0; height: 3px; width: 100%; z-index: 9998; background: var(--m3d-acento); transform-origin: 0 50%; transform: scaleX(0); pointer-events: none; }

/* --- Titular palabra a palabra (motor3d.js trocea) --- */
.m3d-split .m3d-p { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
.m3d-split .m3d-p > span { display: inline-block; transform: translateY(110%); animation: m3dPalabra .8s var(--m3d-suave) forwards; animation-delay: calc(var(--m3d-i) * .07s + var(--m3d-split-base)); }
@keyframes m3dPalabra { to { transform: none; } }

/* --- Entrada escalonada del hero (espera a la cortina) --- */
.m3d-hero-entra > * { opacity: 0; animation: m3dSube .9s var(--m3d-suave) forwards; }
.m3d-hero-entra > *:nth-child(1) { animation-delay: calc(var(--m3d-split-base) + 0s); }
.m3d-hero-entra > *:nth-child(2) { animation-delay: calc(var(--m3d-split-base) + .15s); }
.m3d-hero-entra > *:nth-child(3) { animation-delay: calc(var(--m3d-split-base) + .3s); }
.m3d-hero-entra > *:nth-child(4) { animation-delay: calc(var(--m3d-split-base) + .45s); }
@keyframes m3dSube { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }

/* --- Aparición al entrar en pantalla --- */
.m3d-reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s var(--m3d-suave), transform .8s var(--m3d-suave); }
.m3d-reveal.m3d-visible { opacity: 1; transform: none; }
.m3d-reveal:nth-child(2) { transition-delay: .1s; } .m3d-reveal:nth-child(3) { transition-delay: .2s; } .m3d-reveal:nth-child(4) { transition-delay: .3s; } .m3d-reveal:nth-child(5) { transition-delay: .4s; }

/* --- Pista de scroll en el hero --- */
.m3d-pista { position: absolute; left: 50%; bottom: 1.4rem; transform: translateX(-50%); font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; opacity: .55; display: grid; justify-items: center; gap: .4rem; }
.m3d-pista::after { content: ""; width: 1px; height: 34px; background: linear-gradient(var(--m3d-texto), transparent); animation: m3dPista 1.8s ease-in-out infinite; }
@keyframes m3dPista { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* --- Móvil: el contenido va abajo y el objeto arriba --- */
@media (max-width: 819px) {
  .m3d-seccion { grid-template-columns: 1fr; align-content: end; padding-top: 50vh; padding-bottom: 3rem; }
  .m3d-seccion--izq > *, .m3d-seccion--der > *, .m3d-seccion--centro > * { grid-column: 1; max-width: none; }
  .m3d-seccion--centro > * { text-align: left; justify-self: start; }
  .m3d-seccion--hero, .m3d-seccion--abajo { padding-top: 46vh; }
  .m3d-rejilla--3 { grid-template-columns: 1fr; }
  .m3d-cabecera__marca span { display: none; }
  .m3d-foto { aspect-ratio: 16 / 10; }
  .m3d-pista { display: none; }
}

/* --- Accesibilidad: sin movimiento --- */
@media (prefers-reduced-motion: reduce) {
  .m3d-intro { display: none; }
  .m3d-split .m3d-p > span, .m3d-reveal, .m3d-hero-entra > *, .m3d-pulso::after, .m3d-foto--kenburns img, .m3d-pista::after, body::before {
    animation: none !important; transition: none !important; opacity: 1 !important; transform: none !important;
  }
  .m3d-tarjeta { transition: none; }
}