/* =========================================================================
   Ambientha Spazios — Colección Metropolitana
   Hoja de estilos de producción (referenciada por index.html)
   Editorial · minimalista · cinematográfica
   ========================================================================= */

/* ---------- Fuentes self-hosted ----------
   Coloca los .woff2 en assets/fonts/. Mientras no existan, el navegador
   usa las familias de respaldo (serif / sans-serif del sistema). */
@font-face {
  font-family: "Playfair Display";
  src: url("../assets/fonts/playfair-display-variable.woff2") format("woff2");
  font-weight: 400 900;
  font-display: swap;
}
@font-face {
  font-family: "Montserrat";
  src: url("../assets/fonts/montserrat-variable.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
}

/* ---------- Tokens de marca ---------- */
:root {
  --c-base: #f9f8f3;      /* crema cálido */
  --c-ink: #1a1a1a;       /* negro carbón */
  --c-ink-soft: #2b2b2b;
  --c-gold: #d4af37;      /* dorado arquitectónico mate */
  --c-gold-dim: #b8962e;
  --c-white: #ffffff;

  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.18);
  --glass-blur: 16px;

  --font-serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-sans: "Montserrat", "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --maxw: 1440px;
  --pad-y: 96px;
  --pad-x: clamp(20px, 5vw, 64px);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ligero ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--c-base);
  color: var(--c-ink);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
video { display: block; max-width: 100%; }

[hidden] { display: none !important; }

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

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.08;
  margin: 0;
  letter-spacing: -0.01em;
}

p { margin: 0; }

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

/* ---------- Utilidades ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--c-gold-dim);
}

.section {
  padding-block: var(--pad-y);
}

/* Placeholders arquitectónicos hechos 100% con CSS (sin recursos externos).
   Se reemplazan automáticamente cuando existan las imágenes reales de Flow. */
.ph {
  background-color: #cfc9ba;
  background-image:
    linear-gradient(135deg, rgba(26, 26, 26, 0.55), rgba(26, 26, 26, 0) 55%),
    linear-gradient(210deg, rgba(212, 175, 55, 0.22), rgba(212, 175, 55, 0) 60%),
    repeating-linear-gradient(90deg, rgba(0, 0, 0, 0.05) 0 2px, rgba(0, 0, 0, 0) 2px 46px);
  position: relative;
}
.ph::after {
  content: attr(data-label);
  position: absolute;
  inset: auto 0 16px 0;
  text-align: center;
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
  font-family: var(--font-sans);
}

/* =========================================================================
   Loading screen
   ========================================================================= */
#loading-screen {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  background: var(--c-base);
  transition: opacity 0.8s var(--ease), visibility 0.8s var(--ease);
}
#loading-screen.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.loader-mark {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 7vw, 4.5rem);
  color: var(--c-ink);
  letter-spacing: 0.04em;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}
.loader-mark .mono {
  color: var(--c-gold);
  font-weight: 700;
}
.loader-mark .sub {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--c-ink);
  opacity: 0.55;
}

/* =========================================================================
   Nav
   ========================================================================= */
.nav-glass {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--pad-x);
  background: rgba(26, 26, 26, 0.28);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transform: translateY(-100%);
  transition: transform 0.6s var(--ease);
}
.nav-glass.is-visible { transform: translateY(0); }

.nav-brand {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--c-white);
  letter-spacing: 0.02em;
}
.nav-brand b { color: var(--c-gold); font-weight: 700; }

.nav-links {
  display: flex;
  gap: clamp(16px, 2.4vw, 38px);
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
  transition: color 0.3s var(--ease);
}
.nav-links a:hover { color: var(--c-gold); }

.nav-cta {
  border: 1px solid var(--c-gold);
  color: var(--c-gold) !important;
  padding: 9px 18px;
  border-radius: 999px;
  transition: background 0.3s var(--ease), color 0.3s var(--ease);
}
.nav-cta:hover {
  background: var(--c-gold);
  color: var(--c-ink) !important;
}
.nav-toggle { display: none; }

/* =========================================================================
   Hero — 400vh scroll-space, video sticky
   ========================================================================= */
.hero {
  position: relative;
  height: 400vh;              /* espacio de scroll para el scrubbing */
  background: var(--c-ink);
}
.hero-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  overflow: hidden;
}
.hero-media,
.hero-fallback {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}
/* Placeholder cinematográfico del hero mientras no exista el video de Flow */
.hero-sticky {
  background:
    radial-gradient(120% 90% at 70% 20%, rgba(212, 175, 55, 0.30), rgba(212, 175, 55, 0) 55%),
    linear-gradient(180deg, #16233b 0%, #1a2740 30%, #2a2033 62%, #3a2a24 82%, #1a1a1a 100%);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(180deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.05) 40%, rgba(0,0,0,0.55) 100%);
}
.hero-content {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  text-align: center;
  padding-inline: var(--pad-x);
  /* Separa marca (arriba) y tagline (abajo) para dejar visible la marca de agua central */
  padding-block: clamp(96px, 17vh, 200px);
  color: var(--c-white);
}
.hero-intro {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero-brand {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  letter-spacing: 0.06em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.4);
}
.hero-brand b { color: var(--c-gold); font-weight: 700; }
.hero-collection {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.85);
}
.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 6.5vw, 5.2rem);
  font-weight: 600;
  max-width: 16ch;
  margin-top: 0;
  text-shadow: 0 4px 40px rgba(0, 0, 0, 0.5);
}

/* Bloques flotantes que aparecen por tramos de scroll */
.hero-blocks {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}
.hero-block {
  position: absolute;
  left: 50%;
  bottom: 16vh;
  transform: translateX(-50%) translateY(30px);
  opacity: 0;
  width: min(90vw, 640px);
  text-align: center;
  color: var(--c-white);
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.8rem);
  text-shadow: 0 3px 30px rgba(0, 0, 0, 0.55);
}

.scroll-hint {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #ffffff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.65);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.scroll-arrow {
  width: 26px;
  height: 26px;
  color: var(--c-gold);
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.6));
  animation: scrollbounce 1.6s var(--ease) infinite;
}
@keyframes scrollbounce {
  0%, 100% { transform: translateY(0); opacity: 0.7; }
  50% { transform: translateY(8px); opacity: 1; }
}

/* =========================================================================
   Galería — collage editorial asimétrico, parallax inverso
   ========================================================================= */
.gallery {
  background: var(--c-base);
}
.gallery-head {
  max-width: 640px;
  margin-bottom: 56px;
}
.gallery-head h2 {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  margin-top: 14px;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 8vw;
  gap: clamp(14px, 2vw, 28px);
}
.gallery-item {
  overflow: hidden;
  position: relative;
}
.gallery-item .ph,
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease), filter 0.6s var(--ease);
}
.gallery-item .parallax-inner {
  position: absolute;
  inset: -12% 0;
  will-change: transform;
}
.gallery-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(26, 26, 26, 0);
  transition: background 0.6s var(--ease);
}
.gallery-item:hover .ph,
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item:hover::after,
.gallery-item.is-tapped::after { background: rgba(26, 26, 26, 0.15); }

.gallery-caption {
  position: absolute;
  left: 22px;
  bottom: 20px;
  z-index: 2;
  color: var(--c-white);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.gallery-caption .k {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.25rem;
}
.gallery-caption .s {
  font-size: 0.66rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--c-gold);
}
.gallery-item:hover .gallery-caption,
.gallery-item.is-tapped .gallery-caption { opacity: 1; transform: translateY(0); }

/* Colocación asimétrica (desktop) */
.g1 { grid-column: 1 / 7;  grid-row: 1 / 5; }
.g2 { grid-column: 7 / 13; grid-row: 1 / 4; }
.g3 { grid-column: 7 / 11; grid-row: 4 / 8; }
.g4 { grid-column: 1 / 7;  grid-row: 5 / 8; }
.g-quote { grid-column: 11 / 13; grid-row: 4 / 8; display: grid; place-items: center; }

.g-quote p {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 1.4vw, 1.4rem);
  color: var(--c-ink);
  writing-mode: vertical-rl;
  letter-spacing: 0.06em;
}

/* =========================================================================
   Servicios — fondo oscurecido + panel glassmorphism
   ========================================================================= */
.services {
  position: relative;
  padding-block: clamp(90px, 12vw, 160px);
  overflow: hidden;
  background: var(--c-ink);
}
.services-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.services-bg .ph,
.services-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4) saturate(0.85);
}
.services-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26,26,26,0.6), rgba(26,26,26,0.85));
}
.glass-panel {
  position: relative;
  z-index: 2;
  max-width: 1120px;
  margin-inline: auto;
  padding: clamp(36px, 5vw, 72px);
  border-radius: 24px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--c-white);
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.glass-panel.is-revealed { opacity: 1; transform: translateY(0); }
.glass-panel > .eyebrow { color: var(--c-gold); }
.glass-panel h2 {
  font-size: clamp(1.9rem, 4vw, 3rem);
  margin-top: 14px;
  margin-bottom: 20px;
  max-width: 24ch;
}
.services-lead {
  max-width: 60ch;
  margin-bottom: 48px;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.82);
}
.services-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(32px, 4vw, 52px) clamp(28px, 4vw, 56px);
}
.service-col h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}
.service-col .num {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--c-gold);
  display: block;
  margin-bottom: 18px;
}
.service-col p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.78);
}

/* =========================================================================
   Encabezado de sección genérico
   ========================================================================= */
.section-head {
  max-width: 760px;
  margin-bottom: 56px;
}
.section-head h2 { font-size: clamp(2rem, 4.5vw, 3.4rem); margin-top: 14px; }
.section-lead {
  margin-top: 20px;
  max-width: 64ch;
  color: var(--c-ink);
  opacity: 0.74;
}
.eyebrow.gold { color: var(--c-gold-dim); }

/* =========================================================================
   Destinos — Desarrollos exclusivos (4 mercados)
   ========================================================================= */
.destinations { background: var(--c-base); }
.destinations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(24px, 3.5vw, 48px);
}
.destination { position: relative; }
.destination-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.destination-media .ph,
.destination-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
}
.destination-media img { z-index: 1; }
.destination:hover .destination-media img,
.destination:focus-visible .destination-media img { transform: scale(1.04); }
.destination-body { margin-top: 22px; }
.destination-body h3 {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  margin-bottom: 12px;
}
.destination-body h3::after {
  content: "";
  display: block;
  width: 42px;
  height: 2px;
  background: var(--c-gold);
  margin-top: 12px;
}
.destination-body p {
  color: var(--c-ink);
  opacity: 0.76;
  font-size: 0.98rem;
  max-width: 56ch;
}

/* =========================================================================
   Por qué invertir
   ========================================================================= */
.reasons { background: var(--c-base); padding-top: 0; }
.reasons-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3vw, 44px);
}
.reasons-grid li {
  position: relative;
  padding-top: 20px;
  border-top: 1px solid rgba(26, 26, 26, 0.14);
  font-size: 1.05rem;
  line-height: 1.5;
}
.reasons-grid .r-num {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--c-gold-dim);
  margin-bottom: 12px;
}
.reasons-closing {
  margin-top: 56px;
  max-width: 60ch;
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.4vw, 1.7rem);
  line-height: 1.4;
}

/* =========================================================================
   Producto estrella — Fraccionales (sección oscura destacada)
   ========================================================================= */
.fractional {
  background: var(--c-ink);
  color: var(--c-white);
}
.fractional-head { max-width: 780px; margin-bottom: 48px; }
.fractional-head h2 {
  font-size: clamp(2.1rem, 5vw, 3.6rem);
  margin-top: 14px;
}
.fractional-sub {
  margin-top: 18px;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.15rem, 2.4vw, 1.6rem);
  color: rgba(255, 255, 255, 0.82);
}
.fractional-body {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}
.fractional-text p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 20px;
  max-width: 60ch;
}
.fractional-text h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  margin: 28px 0 14px;
}
.fractional-panels {
  display: grid;
  gap: 28px;
}
.fractional-block {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
  border-radius: 16px;
  padding: 28px 30px;
}
.fractional-block h4 {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 18px;
}
.check-list { list-style: none; display: grid; gap: 12px; }
.check-list li {
  position: relative;
  padding-left: 26px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.96rem;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-gold);
}
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; }
.chips li {
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.9);
}
.fractional-closing {
  margin-top: 56px;
  max-width: 62ch;
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 2.6vw, 1.9rem);
  line-height: 1.4;
}
.fractional-closing b { color: var(--c-gold); font-weight: 600; }

/* =========================================================================
   Desarrolladores (B2B)
   ========================================================================= */
.developers { background: var(--c-base); }
.developers-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: center;
}
.developers-text h2 {
  font-size: clamp(2rem, 4.2vw, 3.2rem);
  margin-top: 14px;
  max-width: 18ch;
}
.developers-lead {
  margin-top: 20px;
  max-width: 54ch;
  color: rgba(26, 26, 26, 0.76);
}
.developers-lead strong {
  color: var(--c-ink);
  font-weight: 600;
}
.developers-cta {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px 36px;
}
.developers-mail {
  font-size: 0.9rem;
  color: var(--c-ink);
  opacity: 0.7;
  border-bottom: 1px solid rgba(26, 26, 26, 0.25);
  padding-bottom: 2px;
  transition: color 0.3s var(--ease), opacity 0.3s var(--ease);
}
.developers-mail:hover { color: var(--c-gold-dim); opacity: 1; }
.developers-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: rgba(26, 26, 26, 0.12);
  border: 1px solid rgba(26, 26, 26, 0.12);
}
.developers-list li {
  background: var(--c-base);
  padding: clamp(24px, 2.5vw, 34px);
}
.developers-list h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 10px;
}
.developers-list h3::before {
  content: "";
  display: block;
  width: 28px;
  height: 2px;
  background: var(--c-gold);
  margin-bottom: 14px;
}
.developers-list p {
  color: var(--c-ink);
  opacity: 0.72;
  font-size: 0.92rem;
}

/* =========================================================================
   Footer / Contacto
   ========================================================================= */
.site-footer {
  position: relative;
  background: var(--c-ink);
  color: var(--c-white);
  padding-block: clamp(80px, 10vw, 140px);
  overflow: hidden;
}
.footer-watermark {
  position: absolute;
  left: 50%;
  bottom: -4vw;
  transform: translateX(-50%);
  font-family: var(--font-serif);
  font-size: clamp(4rem, 18vw, 16rem);
  color: rgba(255, 255, 255, 0.035);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}
.footer-inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 56px;
}
.footer-brand { margin-bottom: 8px; }
.footer-logo,
.footer-logo-svg {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  display: block;
}
.footer-cta-wrap { max-width: 620px; }
.footer-cta-wrap h2 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  margin-bottom: 28px;
}
.btn-tour {
  display: inline-flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-white);
  width: fit-content;
}
.btn-tour .line {
  height: 1px;
  width: 100%;
  background: rgba(255, 255, 255, 0.3);
  position: relative;
  overflow: hidden;
}
.btn-tour .line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--c-gold);
  transform: translateX(-101%);
  transition: transform 0.6s var(--ease);
}
.btn-tour:hover .line::after { transform: translateX(0); }
.btn-tour:hover { color: var(--c-gold); }

/* Variante del CTA sobre fondo claro (sección Desarrolladores) */
.developers .btn-tour { color: var(--c-ink); }
.developers .btn-tour .line { background: rgba(26, 26, 26, 0.25); }
.developers .btn-tour:hover { color: var(--c-gold-dim); }

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 48px 64px;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 48px;
}
.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin: 0 0 16px;
}
.footer-col a,
.footer-col p {
  display: block;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 8px;
  transition: color 0.3s var(--ease);
}
.footer-col a:hover { color: var(--c-gold); }
.footer-legal {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.04em;
}

/* WhatsApp botón flotante */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--c-gold);
  color: var(--c-ink);
  display: grid;
  place-items: center;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s var(--ease);
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 28px; height: 28px; }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 1024px) {
  :root { --pad-y: 72px; }
  .gallery-grid { grid-auto-rows: 12vw; }
  .reasons-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --pad-y: 56px; }

  .nav-links {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(78vw, 320px);
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    background: rgba(26, 26, 26, 0.96);
    backdrop-filter: blur(var(--glass-blur));
    padding: 40px;
    transform: translateX(100%);
    transition: transform 0.5s var(--ease);
  }
  .nav-links.is-open { transform: translateX(0); }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: 0;
    cursor: pointer;
    padding: 6px;
    z-index: 101;
  }
  .nav-toggle span {
    width: 26px;
    height: 2px;
    background: var(--c-white);
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
  }
  .nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* Galería en columna simple */
  .gallery-grid { display: flex; flex-direction: column; }
  .gallery-item { height: 62vw; }
  .g-quote { display: none; }

  .services-cols { grid-template-columns: 1fr; gap: 36px; }
  .destinations-grid { grid-template-columns: 1fr; }
  .reasons-grid { grid-template-columns: 1fr; }
  .fractional-body { grid-template-columns: 1fr; }
  .developers-inner { grid-template-columns: 1fr; }
  .developers-list { grid-template-columns: 1fr; }
  .footer-grid { flex-direction: column; gap: 36px; }
}

/* =========================================================================
   prefers-reduced-motion — sustituye video por imagen, desactiva scrubbing
   ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero { height: 100vh; }
  .hero-sticky { position: relative; }
  .hero-block { position: static; opacity: 1; transform: none; display: none; }
  .scroll-arrow { animation: none; }
  * { scroll-behavior: auto !important; }
}