/* ─── VARIABLES ─────────────────────────────── */
    :root {
      --black:     #0D0D0D;
      --charcoal:  #1A1A1A;
      --darkgray:  #2C2C2C;
      --gold:      #B8975A;
      --gold-lt:   #D4B07A;
      --gold-dk:   #8A6D38;
      --sand:      #E8E0D0;
      --cream:     #F5F1EA;
      --offwhite:  #FAF8F5;
      --white:     #FFFFFF;
      --midgray:   #8A8A8A;
      --lightgray: #C8C4BC;
      --nav-h:     80px;
    }

    /* ─── RESET ─────────────────────────────────── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; font-size: 16px; }
    body {
  font-family: 'Montserrat', sans-serif;
  background: var(--black);
  color: var(--sand);
  overflow-x: hidden;
}

    img { display: block; width: 100%; object-fit: cover; }
    a { text-decoration: none; color: inherit; }

    /* ─── TYPOGRAPHY ────────────────────────────── */
    .display {
      font-family: 'Cormorant Garamond', serif;
      font-weight: 700;
      letter-spacing: 0.02em;
    }
    .label {
      font-family: 'Montserrat', sans-serif;
      font-size: 0.65rem;
      font-weight: 600;
      letter-spacing: 0.25em;
      text-transform: uppercase;
      color: var(--gold);
    }

    /* ─── NAV ───────────────────────────────────── */
    nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      height: var(--nav-h);
      z-index: 1000;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 4vw;
      transition: background 0.4s, backdrop-filter 0.4s;
    }
    nav.scrolled {
      background: rgba(13,13,13,0.92);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(184,151,90,0.2);
    }
    .nav-logo {
      display: flex;
      flex-direction: column;
      gap: 2px;
    }
    .nav-logo .project-name {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--white);
      letter-spacing: 0.12em;
      line-height: 1;
    }
    .nav-logo .dev-name {
      font-size: 0.55rem;
      letter-spacing: 0.3em;
      color: var(--gold);
      font-weight: 500;
    }
    .nav-links {
      display: flex;
      gap: 2.5rem;
      list-style: none;
    }
    .nav-links a {
      font-size: 0.7rem;
      letter-spacing: 0.18em;
      font-weight: 500;
      color: var(--lightgray);
      transition: color 0.3s;
      text-transform: uppercase;
    }
    .nav-links a:hover { color: var(--gold); }
    .nav-cta {
      background: transparent;
      border: 1px solid var(--gold);
      color: var(--gold);
      padding: 0.55rem 1.4rem;
      font-size: 0.65rem;
      letter-spacing: 0.18em;
      font-weight: 600;
      text-transform: uppercase;
      cursor: pointer;
      transition: background 0.3s, color 0.3s;
      font-family: 'Montserrat', sans-serif;
    }
    .nav-cta:hover { background: var(--gold); color: var(--black); }

    /* hamburger */
    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
    .hamburger span { width: 24px; height: 1.5px; background: var(--white); transition: all 0.3s; display: block; }

    /* ─── HERO ──────────────────────────────────── */
    #hero {
      position: relative;
      height: 100vh;
      min-height: 600px;
      display: flex;
      align-items: flex-end;
      overflow: hidden;
    }
    .hero-bg {
  position: absolute;
  inset: -20%;
  background-image: url('https://pub-1809222313414cb99b43cec52f17ef83.r2.dev/renders/aa-fachada-ppal.webp?v=cfa9666c');
  background-size: cover;
  background-position: center;
  will-change: transform;
  animation: heroZoom 16s ease-in-out infinite alternate;
  transition: transform 0.1s linear;
}

@keyframes heroZoom {
  from {
    transform: scale(1.06);
  }
  to {
    transform: scale(1.0);
  }
}
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(
        to right,
        rgba(13,13,13,0.70) 0%,
        rgba(13,13,13,0.32) 45%,
        rgba(13,13,13,0) 75%
      );
    }
    .hero-content {
      position: relative;
      z-index: 2;
      padding: 0 4vw 8vh;
      max-width: 700px;
      text-shadow: 0 2px 16px rgba(0,0,0,0.7), 0 1px 3px rgba(0,0,0,0.9);
    }
    .hero-tag {
      display: inline-block;
      margin-bottom: 1.5rem;
      opacity: 0;
      animation: fadeUp 0.8s 0.3s forwards;
    }
    .hero-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(4.5rem, 10vw, 9rem);
      font-weight: 700;
      color: var(--white);
      line-height: 0.9;
      letter-spacing: 0.04em;
      opacity: 0;
      animation: fadeUp 0.9s 0.5s forwards;
    }
    .hero-subtitle {
      font-size: 0.8rem;
      letter-spacing: 0.35em;
      color: var(--gold);
      margin-top: 1rem;
      text-transform: uppercase;
      opacity: 0;
      animation: fadeUp 0.8s 0.7s forwards;
    }
    .hero-divider {
      width: 60px;
      height: 1px;
      background: var(--gold);
      margin: 1.8rem 0;
      opacity: 0;
      animation: fadeUp 0.8s 0.9s forwards;
    }
    .hero-tagline {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.4rem;
      font-style: italic;
      color: var(--lightgray);
      opacity: 0;
      animation: fadeUp 0.8s 1.0s forwards;
    }
    .hero-stats {
      display: flex;
      gap: 3rem;
      margin-top: 2.5rem;
      opacity: 0;
      animation: fadeUp 0.8s 1.2s forwards;
    }
    .hero-stat-num {
      font-family: 'Cormorant Garamond', serif;
      font-size: 2.2rem;
      font-weight: 700;
      color: var(--gold);
      line-height: 1;
    }
    .hero-stat-lbl {
      font-size: 0.58rem;
      letter-spacing: 0.2em;
      color: var(--midgray);
      text-transform: uppercase;
      margin-top: 4px;
    }
    .hero-scroll {
      position: absolute;
      bottom: 2rem;
      right: 4vw;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 8px;
      opacity: 0;
      animation: fadeUp 0.8s 1.5s forwards;
    }
    .hero-scroll span {
      font-size: 0.6rem;
      letter-spacing: 0.2em;
      color: var(--midgray);
      text-transform: uppercase;
      writing-mode: vertical-rl;
    }
    .scroll-line {
      width: 1px;
      height: 60px;
      background: linear-gradient(to bottom, var(--gold), transparent);
      animation: scrollPulse 2s infinite;
    }

    /* ─── SECTIONS COMMON ───────────────────────── */
    section { position: relative; }
    .section-inner {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 4vw;
    }
    .section-pad { padding: 8rem 0; }
    .section-tag { margin-bottom: 1rem; }
    .gold-line {
      width: 50px;
      height: 1px;
      background: var(--gold);
      margin: 1.5rem 0;
    }

    /* ─── PROYECTO ──────────────────────────────── */
    #proyecto {
      background: var(--cream);
      color: var(--charcoal);
    }
    .proyecto-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
    }
    .proyecto-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2.8rem, 5vw, 4.5rem);
      font-weight: 700;
      line-height: 1.05;
      color: var(--charcoal);
    }
    .proyecto-body {
      font-size: 0.95rem;
      line-height: 1.9; text-align: justify;
      color: var(--darkgray);
      margin-top: 1.5rem;
    }
    .proyecto-nums {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.5rem;
      margin-top: 3rem;
    }
    .num-card {
      background: var(--charcoal);
      padding: 1.8rem 1.5rem;
      text-align: center;
    }
    .num-card .n {
      font-family: 'Cormorant Garamond', serif;
      font-size: 2.8rem;
      font-weight: 700;
      color: var(--gold);
      line-height: 1;
    }
    .num-card .l {
      font-size: 0.65rem;
      letter-spacing: 0.18em;
      color: var(--lightgray);
      text-transform: uppercase;
      margin-top: 0.5rem;
    }
    /* Proyecto right: image placeholder */
.proyecto-img {
  position: relative;
  background: var(--darkgray);
  overflow: hidden;
  aspect-ratio: 3/4;
  max-height: 900px;
    }
.proyecto-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
    .img-placeholder {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 1rem;
      background: linear-gradient(135deg, #2c2c2c, #1a1a1a);
    }
    .img-placeholder .ph-label {
      font-size: 0.65rem;
      letter-spacing: 0.2em;
      color: rgba(184,151,90,0.5);
      text-transform: uppercase;
      text-align: center;
      padding: 0 2rem;
    }
    .img-placeholder .ph-icon {
      width: 48px;
      height: 48px;
      border: 1px solid rgba(184,151,90,0.3);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: rgba(184,151,90,0.4);
      font-size: 1.2rem;
    }
    .proyecto-img .gold-accent {
      position: absolute;
      bottom: 0; left: 0;
      width: 100%;
      height: 4px;
      background: var(--gold);
    }

    /* ─── UBICACION ─────────────────────────────── */
    #ubicacion {
      background: var(--charcoal);
    }
    .ubicacion-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 5rem;
      align-items: start;
    }
    .ubicacion-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2.5rem, 4vw, 3.8rem);
      font-weight: 700;
      color: var(--white);
      line-height: 1.1;
    }
    .ubicacion-body {
      font-size: 0.9rem;
      line-height: 1.9; text-align: justify;
      color: var(--lightgray);
      margin-top: 1.5rem;
    }
    .coords {
      font-size: 0.75rem;
      letter-spacing: 0.15em;
      color: var(--gold);
      margin-top: 1.5rem;
    }
    .puntos-title {
      font-size: 0.65rem;
      letter-spacing: 0.25em;
      color: var(--gold);
      text-transform: uppercase;
      margin-top: 2.5rem;
      margin-bottom: 1rem;
    }
    .puntos-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0.6rem;
    }
    .punto {
      background: var(--darkgray);
      border: 1px solid rgba(184,151,90,0.2);
      padding: 0.7rem 1rem;
      font-size: 0.78rem;
      color: var(--sand);
      display: flex;
      align-items: center;
      gap: 0.5rem;
      transition: border-color 0.3s;
    }
    .punto:hover { border-color: var(--gold); }
    .punto::before { content: '📍'; font-size: 0.75rem; }
    /* Mapa placeholder */
    .mapa-container {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  border: 1px solid rgba(184,151,90,0.25);
}
    .mapa-container .ph-label { color: rgba(184,151,90,0.4); font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase; text-align: center; padding: 0 2rem; }
    .mapa-note {
      position: absolute;
      bottom: 1.5rem;
      left: 50%;
      transform: translateX(-50%);
      font-size: 0.65rem;
      letter-spacing: 0.15em;
      color: var(--midgray);
      white-space: nowrap;
    }
    /* TIP: Para insertar Google Maps real, reemplazar .mapa-container con:
       <iframe src="https://www.google.com/maps/embed?pb=..." width="100%" height="100%" style="border:0;"></iframe> */

    /* ─── AMENIDADES ────────────────────────────── */
    #amenidades {
      background: var(--offwhite);
      color: var(--charcoal);
    }
    .amenidades-header {
      text-align: center;
      max-width: 600px;
      margin: 0 auto 5rem;
    }
    .amenidades-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2.5rem, 4vw, 3.8rem);
      font-weight: 700;
      color: var(--charcoal);
      line-height: 1.1;
    }
    .amenidades-subtitle {
      font-size: 0.9rem;
      color: var(--midgray);
      margin-top: 1rem;
      line-height: 1.8;
    }
    .gold-line-center {
      width: 50px;
      height: 1px;
      background: var(--gold);
      margin: 1.5rem auto;
    }
    .amenidades-cols {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
      align-items: start;
    }
    .amenidades-col-title {
      font-size: 0.7rem;
      letter-spacing: 0.25em;
      text-transform: uppercase;
      color: var(--charcoal);
      font-weight: 700;
      margin-bottom: 1.5rem;
      padding-bottom: 0.8rem;
      border-bottom: 1px solid var(--gold);
    }
    .amenidad-item {
      display: flex;
      align-items: center;
      gap: 1rem;
      padding: 0.9rem 0;
      border-bottom: 1px solid rgba(0,0,0,0.06);
      font-size: 0.88rem;
      color: var(--darkgray);
    }
    .amenidad-dot {
      width: 28px;
      height: 28px;
      background: var(--gold);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      font-size: 0.7rem;
      font-weight: 700;
      color: var(--black);
    }
    .infra-check {
      width: 28px;
      height: 28px;
      background: var(--charcoal);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      font-size: 0.65rem;
      color: var(--gold);
    }
    .amenidades-renders {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
      margin-top: 5rem;
    }
    .amenidad-render {
      position: relative;
      aspect-ratio: 16/10;
      background: var(--darkgray);
      overflow: hidden;
    }
    .amenidad-render img { height: 100%; }
    .amenidad-render .render-label {
      position: absolute;
      bottom: 0; left: 0; right: 0;
      background: linear-gradient(to top, rgba(13,13,13,0.85), transparent);
      padding: 1.5rem 1rem 0.8rem;
      font-size: 0.7rem;
      letter-spacing: 0.12em;
      color: var(--gold);
      text-transform: uppercase;
    }
    .amenidad-render:first-child {
      grid-column: span 2;
      aspect-ratio: 16/7;
    }

    /* ─── MODELOS ───────────────────────────────── */
    #modelos {
      background: var(--black);
    }
    .modelos-header {
      text-align: center;
      max-width: 600px;
      margin: 0 auto 5rem;
    }
    .modelos-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2.5rem, 4vw, 3.8rem);
      font-weight: 700;
      color: var(--white);
    }
    .modelos-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2rem;
    }
    .modelo-card {
      background: var(--charcoal);
      overflow: hidden;
      transition: transform 0.4s;
    }
    .modelo-card:hover { transform: translateY(-6px); }
    .modelo-img {
      position: relative;
      aspect-ratio: 16/9;
      background: var(--darkgray);
      overflow: hidden;
    }
    .modelo-img img { height: 100%; transition: transform 0.6s; }
    .modelo-card:hover .modelo-img img { transform: scale(1.05); }
    .modelo-img .model-tag {
      position: absolute;
      top: 1.2rem; left: 1.2rem;
      background: var(--gold);
      color: var(--black);
      font-size: 0.65rem;
      font-weight: 700;
      letter-spacing: 0.2em;
      padding: 0.35rem 0.8rem;
      text-transform: uppercase;
    }
    .modelo-body { padding: 2rem; }
    .modelo-name {
      font-family: 'Cormorant Garamond', serif;
      font-size: 2.2rem;
      font-weight: 700;
      color: var(--white);
      line-height: 1;
    }
    .modelo-area {
      font-size: 0.75rem;
      color: var(--gold);
      letter-spacing: 0.12em;
      margin-top: 0.4rem;
    }
    .modelo-specs {
      margin-top: 1.5rem;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0.5rem;
    }
    .spec-row {
      display: flex;
      flex-direction: column;
      gap: 2px;
      padding: 0.7rem 0;
      border-bottom: 1px solid rgba(255,255,255,0.06);
    }
    .spec-label {
      font-size: 0.6rem;
      letter-spacing: 0.18em;
      color: var(--midgray);
      text-transform: uppercase;
    }
    .spec-val {
      font-size: 0.88rem;
      font-weight: 600;
      color: var(--sand);
    }
    .modelo-price {
      margin-top: 1.8rem;
      padding-top: 1.5rem;
      border-top: 1px solid rgba(184,151,90,0.2);
      display: flex;
      align-items: baseline;
      gap: 0.5rem;
    }
    .price-from { font-size: 0.65rem; letter-spacing: 0.15em; color: var(--midgray); text-transform: uppercase; }
    .price-num {
      font-family: 'Cormorant Garamond', serif;
      font-size: 2rem;
      font-weight: 700;
      color: var(--gold);
    }
    .price-note { font-size: 0.6rem; color: var(--midgray); align-self: flex-end; }
    .modelo-renders {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0.4rem;
      margin-top: 0.4rem;
    }
    .mini-render {
      position: relative;
      aspect-ratio: 4/3;
      background: var(--darkgray);
      overflow: hidden;
    }
    .mini-render img { height: 100%; }
    .mini-render .ph-label {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.55rem;
      letter-spacing: 0.15em;
      color: rgba(184,151,90,0.35);
      text-transform: uppercase;
      text-align: center;
      padding: 0.5rem;
    }

    /* ─── GALERÍA ───────────────────────────────── */
    #galeria {
      background: var(--charcoal);
    }
    .galeria-header {
      text-align: center;
      max-width: 500px;
      margin: 0 auto 4rem;
    }
    .galeria-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2.5rem, 4vw, 3.8rem);
      font-weight: 700;
      color: var(--white);
    }
    .galeria-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.galeria-item {
  position: relative;
  overflow: hidden;
  background: var(--darkgray);
  cursor: pointer;
  aspect-ratio: 16/9;
}
    .galeria-item img {
      height: 100%;
      transition: transform 0.6s ease;
    }
    .galeria-item:hover img { transform: scale(1.06); }
    .galeria-item .overlay {
  position: absolute;
  inset: 0;
  background: rgba(13,13,13,0);
  transition: background 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
   .galeria-item:hover .overlay { background: rgba(13,13,13,0.35); }
.galeria-item .render-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(13,13,13,0.85), transparent);
  padding: 1.5rem 1rem 0.8rem;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--gold);
  text-transform: uppercase;
  z-index: 2;
  text-align: right;
}
    .galeria-item .ph-label {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 0.5rem;
      font-size: 0.6rem;
      letter-spacing: 0.18em;
      color: rgba(184,151,90,0.35);
      text-transform: uppercase;
      text-align: center;
      padding: 1rem;
    }

    /* ─── CONTACTO ──────────────────────────────── */
    #contacto {
      background: var(--black);
      position: relative;
      overflow: hidden;
    }
    #contacto::before {
      content: 'ALTTIA';
      position: absolute;
      bottom: -2rem;
      right: -2rem;
      font-family: 'Cormorant Garamond', serif;
      font-size: 18vw;
      font-weight: 700;
      color: rgba(184,151,90,0.03);
      line-height: 1;
      pointer-events: none;
      user-select: none;
    }
    .contacto-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 6rem;
      align-items: start;
    }
    .contacto-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2.8rem, 5vw, 4.5rem);
      font-weight: 700;
      color: var(--white);
      line-height: 1.05;
    }
    .contacto-body {
      font-size: 0.9rem;
      line-height: 1.9; text-align: justify;
      color: var(--lightgray);
      margin-top: 1.5rem;
    }
    .contacto-info {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
      margin-top: 2.5rem;
    }
    .contacto-item {
      display: flex;
      align-items: center;
      gap: 1rem;
    }
    .contacto-icon {
      width: 44px;
      height: 44px;
      border: 1px solid var(--gold);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
      flex-shrink: 0;
    }
    .contacto-detail { display: flex; flex-direction: column; gap: 2px; }
    .contacto-detail .ci-label { font-size: 0.6rem; letter-spacing: 0.2em; color: var(--gold); text-transform: uppercase; }
    .contacto-detail .ci-val { font-size: 0.95rem; color: var(--sand); font-weight: 500; }
    /* Formulario */
    .contacto-form {
      background: var(--charcoal);
      padding: 3rem;
    }
    .form-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.8rem;
      font-weight: 600;
      color: var(--white);
      margin-bottom: 2rem;
    }
    .form-group { margin-bottom: 1.2rem; }
    .form-group label {
      display: block;
      font-size: 0.62rem;
      letter-spacing: 0.2em;
      color: var(--gold);
      text-transform: uppercase;
      margin-bottom: 0.5rem;
    }
    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      background: var(--darkgray);
      border: 1px solid rgba(184,151,90,0.2);
      color: var(--sand);
      padding: 0.9rem 1rem;
      font-family: 'Montserrat', sans-serif;
      font-size: 0.85rem;
      outline: none;
      transition: border-color 0.3s;
      appearance: none;
    }
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus { border-color: var(--gold); }
    .form-group textarea { height: 110px; resize: vertical; }
    .form-group select option { background: var(--darkgray); }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
    .btn-submit {
      width: 100%;
      background: var(--gold);
      color: var(--black);
      border: none;
      padding: 1.1rem;
      font-family: 'Montserrat', sans-serif;
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      cursor: pointer;
      transition: background 0.3s, transform 0.2s;
      margin-top: 0.5rem;
    }
    .btn-submit:hover { background: var(--gold-lt); transform: translateY(-1px); }
    .form-note {
      font-size: 0.65rem;
      color: var(--midgray);
      margin-top: 0.8rem;
      text-align: center;
    }

    /* ─── FOOTER ────────────────────────────────── */
    footer {
      background: #080808;
      padding: 3rem 4vw;
      border-top: 1px solid rgba(184,151,90,0.15);
    }
    .footer-inner {
      max-width: 1280px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 1.5rem;
    }
    .footer-logo .project-name {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--white);
      letter-spacing: 0.12em;
    }
    .footer-logo .dev-name {
      font-size: 0.55rem;
      letter-spacing: 0.3em;
      color: var(--gold);
      margin-top: 2px;
    }
    .footer-links {
      display: flex;
      gap: 2rem;
      list-style: none;
    }
    .footer-links a {
      font-size: 0.65rem;
      letter-spacing: 0.15em;
      color: var(--midgray);
      text-transform: uppercase;
      transition: color 0.3s;
    }
    .footer-links a:hover { color: var(--gold); }
    .footer-copy {
      font-size: 0.65rem;
      color: var(--midgray);
      letter-spacing: 0.1em;
    }

    /* ─── WHATSAPP BUTTON ───────────────────────── */
    .whatsapp-float {
      position: fixed;
      bottom: 2rem;
      right: 2rem;
      width: 58px;
      height: 58px;
      background: #25D366;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 20px rgba(37,211,102,0.4);
      z-index: 999;
      transition: transform 0.3s, box-shadow 0.3s;
      cursor: pointer;
    }
    .whatsapp-float:hover {
      transform: scale(1.1);
      box-shadow: 0 6px 28px rgba(37,211,102,0.55);
    }
    .whatsapp-float svg {
      width: 30px;
      height: 30px;
      fill: white;
    }
    .whatsapp-tooltip {
      position: absolute;
      right: 70px;
      background: var(--charcoal);
      color: var(--sand);
      font-size: 0.72rem;
      padding: 0.5rem 1rem;
      white-space: nowrap;
      border: 1px solid rgba(184,151,90,0.2);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.3s;
    }
    .whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

    /* ─── ANIMATIONS ────────────────────────────── */
    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(24px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    @keyframes scrollPulse {
      0%, 100% { opacity: 1; }
      50%       { opacity: 0.3; }
    }
    .reveal {
      opacity: 0;
      transform: translateY(32px);
      transition: opacity 0.8s ease, transform 0.8s ease;
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.15s; }
    .reveal-delay-2 { transition-delay: 0.3s; }
    .reveal-delay-3 { transition-delay: 0.45s; }

    /* ─── MOBILE ────────────────────────────────── */
  @media (max-width: 900px) {
  /* Márgenes generales */
  .section-inner {
    padding: 0 8vw !important;
  }
  .section-pad {
    padding: 7rem 0;
  }

  /* Títulos de secciones con más espacio arriba */
  .section-tag {
    margin-top: 2rem;
  }
  .proyecto-title,
  .ubicacion-title,
  .amenidades-title,
  .modelos-title,
  .galeria-title,
  .contacto-title {
    margin-top: 3rem;
  }

  /* Hero */
  .hero-content {
    padding: 0 2rem 6vh;
  }
  .hero-stats { gap: 1.8rem; }

  /* Grids a una columna */
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .proyecto-grid,
  .ubicacion-grid,
  .contacto-grid { grid-template-columns: 1fr; gap: 3rem; }
  .modelos-grid { grid-template-columns: 1fr; }
  .amenidades-cols { grid-template-columns: 1fr; gap: 2.5rem; }
  .amenidades-renders { grid-template-columns: 1fr; }
  .amenidades-renders .amenidad-render:first-child { grid-column: span 1; aspect-ratio: 16/9; }

  /* Galería */
  .galeria-grid { grid-template-columns: 1fr 1fr; }
  .galeria-item:nth-child(1) { grid-column: span 2; }
  .galeria-item:nth-child(5) { grid-column: span 2; }

  /* Formulario */
  .contacto-form { padding: 2rem; }
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-links { flex-wrap: wrap; gap: 1rem; }
}

@media (max-width: 600px) {
  /* Márgenes más ajustados en móvil */
  .section-inner {
    padding: 0 8vw !important;
  }
  .section-pad {
    padding: 6rem 0;
  }

  /* Hero */
  .hero-content {
    padding: 0 1.2rem 5vh;
  }
  .hero-title { font-size: clamp(3.5rem, 15vw, 5rem); }
  .hero-stats { gap: 1.2rem; }

  /* Títulos más pequeños */
  .proyecto-title { font-size: clamp(2rem, 7vw, 2.8rem); }
  .ubicacion-title { font-size: clamp(1.8rem, 6vw, 2.5rem); }
  .amenidades-title { font-size: clamp(1.8rem, 6vw, 2.5rem); }
  .modelos-title { font-size: clamp(1.8rem, 6vw, 2.5rem); }
  .galeria-title { font-size: clamp(1.8rem, 6vw, 2.5rem); }
  .contacto-title { font-size: clamp(1.8rem, 6vw, 2.5rem); }

  /* Stats números */
  .proyecto-nums { grid-template-columns: 1fr 1fr; }

  /* Galería una columna */
  .galeria-grid { grid-template-columns: 1fr; }
  .galeria-item:nth-child(1),
  .galeria-item:nth-child(5) { grid-column: span 1; aspect-ratio: 16/9; }

  /* Modelos specs */
  .modelo-specs { grid-template-columns: 1fr; }
  .modelo-renders { grid-template-columns: 1fr 1fr; }

  /* Contacto */
  .contacto-form { padding: 1.5rem; }
}

/* iPad específico */
@media (min-width: 601px) and (max-width: 1200px) {
  .section-inner {
    padding: 0 8vw !important;
  }
  .section-pad {
    padding: 7rem 0 !important;
  }
  .section-inner.section-pad {
    padding: 7rem 8vw !important;
  }
  .hero-content {
    padding: 0 2.5rem 7vh;
  }
  .modelos-grid { grid-template-columns: 1fr; }
  .proyecto-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .ubicacion-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .contacto-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
}

    /* ─── MOBILE NAV MENU ───────────────────────── */
    .mobile-menu {
      display: none;
      position: fixed;
      top: var(--nav-h);
      left: 0; right: 0;
      background: rgba(13,13,13,0.97);
      backdrop-filter: blur(12px);
      padding: 2rem 4vw;
      z-index: 999;
      border-bottom: 1px solid rgba(184,151,90,0.2);
    }
    .mobile-menu.open { display: block; }
    .mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 1.5rem; }
    .mobile-menu a {
      font-size: 0.85rem;
      letter-spacing: 0.18em;
      color: var(--lightgray);
      text-transform: uppercase;
      font-weight: 500;
    }
    .mobile-menu .mob-cta {
      margin-top: 1.5rem;
      display: block;
      text-align: center;
      background: var(--gold);
      color: var(--black);
      padding: 0.9rem;
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.18em;
      text-transform: uppercase;
    }
  /* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 92vw;
  max-height: 92vh;
  object-fit: contain;
}
.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  color: var(--gold);
  font-size: 2rem;
  cursor: pointer;
  font-weight: 300;
  line-height: 1;
}