/* ============================================================
   NEXUS INMOBILIARIA — Estilos Premium
   Diseño: Lujo minimalista, tipografía refinada, animaciones suaves
   ============================================================ */

:root {
  --gold: #c8a45c;
  --gold-light: #e0c77d;
  --gold-dark: #a07830;
  --dark: #1a1a1a;
  --dark-soft: #2a2a2a;
  --cream: #faf7f2;
  --white: #ffffff;
  --gray: #6b6b6b;
  --gray-light: #e5e0d8;
  --radius: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.10);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
  --font-display: 'Georgia', 'Times New Roman', serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body); background: var(--cream);
  color: var(--dark); line-height: 1.7; overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 400; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.5rem, 5vw, 4rem); line-height: 1.15; }
h2 { font-size: clamp(2rem, 4vw, 2.8rem); line-height: 1.25; }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.6rem); }
a { color: var(--gold-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold); }

/* Navegación */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(26,26,26,0.85); backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(200,164,92,0.15);
  transition: all var(--transition);
}
.nav-inner {
  max-width: 1280px; margin: 0 auto; padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between; height: 72px;
}
.nav-logo { font-family: var(--font-display); font-size: 1.5rem; color: var(--gold); letter-spacing: 0.05em; display: flex; align-items: center; }
.nav-logo-img { height: 44px; width: auto; display: block; }
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
  color: var(--white); font-size: 0.875rem; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase; position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -6px; left: 0; width: 0; height: 2px;
  background: var(--gold); transition: width var(--transition);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-cta {
  background: var(--gold); color: var(--dark) !important;
  padding: 0.6rem 1.5rem; border-radius: 50px; font-weight: 600;
  font-size: 0.8rem; transition: all var(--transition);
}
.nav-cta:hover { background: var(--gold-light); transform: translateY(-1px); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--white); transition: all var(--transition); }

/* Hero */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  position: relative; background: var(--dark); overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%231a1a1a" width="100" height="100"/><path d="M0 0L100 100M100 0L0 100" stroke="%23c8a45c" stroke-width="0.08" opacity="0.4"/></svg>') center/cover;
  opacity: 0.15;
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(26,26,26,0.7) 70%);
  z-index: 1;
}
.hero-content { position: relative; z-index: 2; text-align: center; max-width: 800px; padding: 2rem; }
.hero-badge {
  display: inline-block; border: 1px solid var(--gold); color: var(--gold);
  padding: 0.5rem 1.5rem; border-radius: 50px; font-size: 0.8rem;
  letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 2rem;
  animation: fadeInDown 1s ease both;
}
.hero-title { color: var(--white); margin-bottom: 1.5rem; animation: fadeInUp 0.8s ease both 0.2s; }
.hero-title span { color: var(--gold); font-style: italic; }
.hero-subtitle {
  color: rgba(255,255,255,0.7); font-size: 1.15rem; max-width: 550px;
  margin: 0 auto 2.5rem; animation: fadeInUp 0.8s ease both 0.4s;
}
.hero-stats { display: flex; gap: 3rem; justify-content: center; margin-bottom: 2.5rem; animation: fadeInUp 0.8s ease both 0.5s; }
.hero-stat { text-align: center; }
.hero-stat-num { font-family: var(--font-display); font-size: 2.2rem; color: var(--gold); display: block; }
.hero-stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.1em; }
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; animation: fadeInUp 0.8s ease both 0.6s; }

/* Botones */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.9rem 2rem;
  border-radius: 50px; font-weight: 600; font-size: 0.9rem; letter-spacing: 0.03em;
  transition: all var(--transition); cursor: pointer; border: none; text-decoration: none;
}
.btn-gold { background: var(--gold); color: var(--dark); }
.btn-gold:hover { background: var(--gold-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,164,92,0.3); }
.btn-outline { background: transparent; border: 1.5px solid rgba(255,255,255,0.3); color: var(--white); }
.btn-outline:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.btn-sm { padding: 0.5rem 1.2rem; font-size: 0.8rem; }
.btn-block { width: 100%; justify-content: center; }

/* Scroll Indicator */
.scroll-indicator {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: rgba(255,255,255,0.4); font-size: 0.7rem; letter-spacing: 0.15em;
  animation: bounce 2s infinite;
}
.scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--gold), transparent); }

/* Secciones */
.section { padding: 6rem 2rem; }
.section-header { text-align: center; max-width: 650px; margin: 0 auto 4rem; }
.section-badge {
  display: inline-block; color: var(--gold); font-size: 0.75rem;
  letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 1rem;
}
.section-header h2 { margin-bottom: 1rem; }
.section-header p { color: var(--gray); font-size: 1.05rem; }
.container { max-width: 1200px; margin: 0 auto; }

/* Filtros */
.filtros { display: flex; gap: 0.8rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }
.filtro-btn {
  padding: 0.6rem 1.5rem; border: 1px solid var(--gray-light); background: var(--white);
  border-radius: 50px; font-size: 0.85rem; cursor: pointer; transition: all var(--transition);
  color: var(--dark); font-weight: 500;
}
.filtro-btn:hover, .filtro-btn.activo { background: var(--gold); color: var(--white); border-color: var(--gold); }

/* Grid de propiedades */
.propiedades-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(370px, 1fr)); gap: 2rem; }
.propiedad-card {
  background: var(--white); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: all var(--transition); cursor: pointer; position: relative;
}
.propiedad-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.propiedad-card.destacado { border: 1px solid var(--gold-light); }
.propiedad-badge {
  position: absolute; top: 1rem; left: 1rem; z-index: 2;
  background: var(--gold); color: var(--dark); padding: 0.3rem 0.8rem;
  border-radius: 4px; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em;
}
.propiedad-img-wrap { position: relative; overflow: hidden; height: 260px; }
.propiedad-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.propiedad-card:hover .propiedad-img-wrap img { transform: scale(1.06); }
.propiedad-img-nav {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  background: rgba(0,0,0,0.4); color: var(--white); border: none;
  width: 36px; height: 36px; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition); opacity: 0;
}
.propiedad-card:hover .propiedad-img-nav { opacity: 1; }
.propiedad-img-nav.prev { left: 0.8rem; }
.propiedad-img-nav.next { right: 0.8rem; }
.propiedad-img-dots {
  position: absolute; bottom: 0.8rem; left: 50%; transform: translateX(-50%);
  display: flex; gap: 6px; z-index: 2;
}
.propiedad-img-dots span {
  width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,0.5);
  transition: all var(--transition); cursor: pointer;
}
.propiedad-img-dots span.activo { background: var(--white); transform: scale(1.3); }
.propiedad-body { padding: 1.5rem; }
.propiedad-precio { font-family: var(--font-display); font-size: 1.6rem; color: var(--dark); }
.propiedad-titulo { font-size: 1.15rem; margin-top: 0.3rem; color: var(--dark); }
.propiedad-ubicacion { display: flex; align-items: center; gap: 0.3rem; color: var(--gray); font-size: 0.85rem; margin-top: 0.4rem; }
.propiedad-features { display: flex; gap: 1.2rem; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--gray-light); flex-wrap: wrap; }
.propiedad-feat { display: flex; align-items: center; gap: 0.3rem; font-size: 0.8rem; color: var(--gray); }

.sin-resultados { text-align: center; padding: 4rem 2rem; display: none; }
.sin-resultados.visible { display: block; }

/* Sectores */
.sectores-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }
.sector-card {
  background: var(--white); padding: 2rem; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); transition: all var(--transition); text-align: center;
  border-top: 3px solid transparent;
}
.sector-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-top-color: var(--gold); }
.sector-tipo {
  display: inline-block; padding: 0.2rem 0.8rem; border-radius: 4px;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; margin-bottom: 0.8rem;
}
.sector-premium { background: rgba(200,164,92,0.15); color: var(--gold-dark); }
.sector-alta { background: rgba(100,100,100,0.1); color: #555; }
.sector-media { background: rgba(100,140,100,0.1); color: #4a7c4a; }
.sector-crecimiento { background: rgba(80,120,200,0.1); color: #3a5f9a; }
.sector-precio { font-family: var(--font-display); font-size: 1.8rem; }
.sector-precio small { font-size: 0.8rem; color: var(--gray); display: block; }

/* Calculadora */
.calc-section { background: var(--dark); color: var(--white); position: relative; overflow: hidden; }
.calc-section::before {
  content: ''; position: absolute; inset: 0; background:
    radial-gradient(ellipse at 20% 50%, rgba(200,164,92,0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(200,164,92,0.05) 0%, transparent 50%);
}
.calc-section .section-badge { color: var(--gold-light); }
.calc-section h2, .calc-section h3 { color: var(--white); }
.calc-section p { color: rgba(255,255,255,0.6); }
.calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; position: relative; z-index: 1; }
.calc-form { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.calc-form .full-width { grid-column: 1 / -1; }
.calc-form label {
  display: block; color: var(--gold-light); font-size: 0.75rem;
  letter-spacing: 0.08em; margin-bottom: 0.3rem; text-transform: uppercase;
}
.calc-form input, .calc-form select {
  width: 100%; padding: 0.8rem 1rem; border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.15); background: rgba(255,255,255,0.05);
  color: var(--white); font-size: 0.95rem; font-family: var(--font-body);
  transition: all var(--transition);
}
.calc-form input:focus, .calc-form select:focus { outline: none; border-color: var(--gold); background: rgba(255,255,255,0.08); }
.calc-form select option { background: var(--dark); color: var(--white); }
.calc-resultado {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(200,164,92,0.2);
  border-radius: var(--radius-lg); padding: 2rem;
  display: flex; flex-direction: column; justify-content: center;
}
.calc-resultado-titulo { font-size: 0.8rem; letter-spacing: 0.1em; color: var(--gold-light); margin-bottom: 1rem; }
.calc-valor { font-family: var(--font-display); font-size: 3rem; color: var(--gold); line-height: 1; margin-bottom: 0.5rem; }
.calc-desglose { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.1); }
.calc-desglose-item h4 { color: var(--white); font-size: 0.85rem; margin-bottom: 0.2rem; }
.calc-desglose-item span { color: var(--gold-light); font-weight: 600; }
.calc-explicacion { margin-top: 1rem; padding: 1rem; background: rgba(200,164,92,0.08); border-radius: var(--radius); border-left: 3px solid var(--gold); }
.calc-explicacion p { font-size: 0.85rem; color: rgba(255,255,255,0.7); line-height: 1.6; }

/* Contacto */
.contacto-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.contacto-info h3 { margin-bottom: 1rem; }
.contacto-info p { color: var(--gray); margin-bottom: 2rem; }
.contacto-item { display: flex; gap: 1rem; margin-bottom: 1.5rem; }
.contacto-icon {
  width: 44px; height: 44px; background: rgba(200,164,92,0.1);
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--gold);
}
.contacto-text h4 { font-size: 0.85rem; margin-bottom: 0.2rem; }
.contacto-text span { color: var(--gray); font-size: 0.9rem; }
.contacto-form-wrap { background: var(--white); padding: 2.5rem; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.contacto-form { display: flex; flex-direction: column; gap: 1rem; }
.contacto-form input, .contacto-form textarea, .contacto-form select {
  width: 100%; padding: 0.85rem 1rem; border-radius: var(--radius);
  border: 1px solid var(--gray-light); font-family: var(--font-body); font-size: 0.9rem;
  transition: all var(--transition); background: var(--cream);
}
.contacto-form input:focus, .contacto-form textarea:focus, .contacto-form select:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(200,164,92,0.1);
}
.contacto-form textarea { height: 120px; resize: vertical; }

/* Testimonios */
.testimonios-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 2rem; }
.testimonio-card {
  background: var(--white); padding: 2rem; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); transition: all var(--transition);
}
.testimonio-card:hover { box-shadow: var(--shadow-md); }
.testimonio-stars { color: var(--gold); font-size: 1rem; margin-bottom: 1rem; letter-spacing: 2px; }
.testimonio-texto { color: var(--dark); font-style: italic; margin-bottom: 1.5rem; line-height: 1.7; }
.testimonio-autor { display: flex; align-items: center; gap: 0.8rem; }
.testimonio-autor-avatar {
  width: 44px; height: 44px; border-radius: 50%; background: var(--gold);
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-weight: 700; font-family: var(--font-display);
}

/* WhatsApp Float */
.whatsapp-float {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 999;
  width: 60px; height: 60px; border-radius: 50%; background: #25D366;
  color: var(--white); display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 24px rgba(37,211,102,0.4); transition: all var(--transition);
  animation: pulse-wa 2s infinite;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 32px rgba(37,211,102,0.5); }
.whatsapp-float svg { width: 30px; height: 30px; }
.whatsapp-tooltip {
  position: absolute; right: 70px; top: 50%; transform: translateY(-50%);
  background: var(--dark); color: var(--white); padding: 0.6rem 1.2rem;
  border-radius: 8px; font-size: 0.8rem; white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

/* Footer */
.footer { background: var(--dark); color: rgba(255,255,255,0.6); padding: 4rem 2rem 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; max-width: 1200px; margin: 0 auto; }
.footer-brand h3 { color: var(--gold); font-size: 1.5rem; margin-bottom: 1rem; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; }
.footer-col h4 { color: var(--white); font-size: 0.85rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 1.5rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.7rem; }
.footer-col a { color: rgba(255,255,255,0.5); font-size: 0.9rem; }
.footer-col a:hover { color: var(--gold); }
.footer-bottom { max-width: 1200px; margin: 3rem auto 0; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.08); display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; flex-wrap: wrap; gap: 1rem; }

/* ============================================================
   PÁGINA DE PROPIEDAD INDIVIDUAL
   ============================================================ */
.propiedad-hero {
  min-height: 70vh; background: var(--dark); position: relative;
  display: flex; align-items: center; overflow: hidden;
}
.propiedad-hero-bg { position: absolute; inset: 0; z-index: 0; }
.propiedad-hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.5; }
.propiedad-hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,1) 0%, rgba(26,26,26,0.6) 40%, rgba(26,26,26,0.3) 100%);
}
.propiedad-hero-content { position: relative; z-index: 2; text-align: center; max-width: 700px; margin: 0 auto; padding: 6rem 2rem 4rem; }
.propiedad-hero-content .propiedad-precio { font-size: 2.5rem; color: var(--gold); }
.propiedad-hero-content h1 { color: var(--white); margin: 0.5rem 0; }
.propiedad-hero-content .propiedad-ubicacion { justify-content: center; color: rgba(255,255,255,0.7); font-size: 1rem; }

/* Galería */
.galeria-section { padding: 4rem 2rem; background: var(--white); }
.galeria-principal { position: relative; border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 1rem; height: 500px; background: var(--dark); }
.galeria-principal img { width: 100%; height: 100%; object-fit: cover; }
.galeria-principal video { width: 100%; height: 100%; object-fit: cover; }
.galeria-principal iframe { width: 100%; height: 100%; border: none; }
.galeria-nav-btn {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  background: rgba(0,0,0,0.5); color: var(--white); border: none;
  width: 48px; height: 48px; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition); font-size: 1.2rem;
}
.galeria-nav-btn:hover { background: var(--gold); color: var(--dark); }
.galeria-nav-btn.prev { left: 1.5rem; }
.galeria-nav-btn.next { right: 1.5rem; }
.galeria-contador {
  position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  background: rgba(0,0,0,0.6); color: var(--white); padding: 0.5rem 1.2rem;
  border-radius: 50px; font-size: 0.85rem; z-index: 3;
}
.galeria-thumbs { display: flex; gap: 0.8rem; overflow-x: auto; padding: 0.5rem 0; scroll-behavior: smooth; }
.galeria-thumbs::-webkit-scrollbar { display: none; }
.galeria-thumb {
  flex-shrink: 0; width: 100px; height: 70px; border-radius: 6px;
  overflow: hidden; cursor: pointer; opacity: 0.5; transition: all var(--transition);
  border: 2px solid transparent;
}
.galeria-thumb:hover, .galeria-thumb.activo { opacity: 1; border-color: var(--gold); }
.galeria-thumb img { width: 100%; height: 100%; object-fit: cover; }
.galeria-thumb.video-thumb { position: relative; }
.galeria-thumb.video-thumb::after {
  content: '▶'; position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.4); color: var(--white); font-size: 1.2rem;
}

/* Layout de propiedad */
.propiedad-layout { display: grid; grid-template-columns: 2fr 1fr; gap: 3rem; padding: 0; }
.propiedad-descripcion { white-space: pre-line; line-height: 1.9; color: #333; }
.propiedad-sidebar { position: sticky; top: 100px; align-self: start; }
.sidebar-card {
  background: var(--white); padding: 2rem; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md); margin-bottom: 1.5rem;
}
.sidebar-card h3 { margin-bottom: 1.5rem; font-size: 1.2rem; }
.sidebar-feature { display: flex; justify-content: space-between; padding: 0.7rem 0; border-bottom: 1px solid var(--gray-light); }
.sidebar-feature span:first-child { color: var(--gray); font-size: 0.9rem; }
.sidebar-feature span:last-child { font-weight: 600; font-size: 0.9rem; }

/* Animaciones */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(10px); } }
@keyframes pulse-wa { 0% { box-shadow: 0 4px 24px rgba(37,211,102,0.4); } 50% { box-shadow: 0 4px 40px rgba(37,211,102,0.7); } 100% { box-shadow: 0 4px 24px rgba(37,211,102,0.4); } }

.reveal { opacity: 0; transform: translateY(40px); transition: all 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: rgba(26,26,26,0.95); backdrop-filter: blur(20px); padding: 2rem; gap: 1.5rem; }
  .nav-toggle { display: flex; }
  .hero-stats { gap: 1.5rem; }
  .hero-stat-num { font-size: 1.5rem; }
  .propiedades-grid { grid-template-columns: 1fr; }
  .calc-grid, .contacto-grid, .propiedad-layout { grid-template-columns: 1fr; }
  .galeria-principal { height: 300px; }
  .propiedad-hero-content .propiedad-precio { font-size: 1.8rem; }
  .propiedad-sidebar { position: static; }
  .footer-grid { grid-template-columns: 1fr; }
  .container { padding: 0 1rem; }
  .section { padding: 4rem 1rem; }
  .filtros { gap: 0.5rem; }
  .filtro-btn { padding: 0.5rem 1rem; font-size: 0.8rem; }
  .whatsapp-float { bottom: 1.5rem; right: 1.5rem; width: 50px; height: 50px; }
  .whatsapp-float svg { width: 24px; height: 24px; }
}