:root {
  /* Colors */
  --verde-principal: #2F4A3D;
  --beige-claro: #F3E8D7;
  --blanco: #FFFFFF;
  --azul-agua: #6EA7A3;
  --texto-oscuro: #1F1F1F;
  --gris-claro: #F9F9F9;
  
  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  
  /* Layout */
  --container-width: 1200px;
  --section-padding: 100px 20px;
  --border-radius: 12px;
  --border-radius-lg: 24px;
  
  /* Transitions */
  --transition-fast: 0.3s ease;
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--texto-oscuro);
  background-color: var(--blanco);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.2;
  color: var(--verde-principal);
}

h1 { font-size: clamp(3rem, 5vw, 5rem); }
h2 { font-size: clamp(2.5rem, 4vw, 4rem); }
h3 { font-size: clamp(1.8rem, 3vw, 2.5rem); }

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

img {
  max-width: 100%;
  object-fit: cover;
  display: block;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Reusable Utilities */
.text-center { text-align: center; }
.text-beige { color: var(--beige-claro); }
.text-verde { color: var(--verde-principal); }
.bg-beige { background-color: var(--beige-claro); }
.bg-verde { background-color: var(--verde-principal); }
.bg-verde-darkText { background-color: var(--verde-principal); color: var(--blanco); }
.bg-verde-darkText h1, .bg-verde-darkText h2, .bg-verde-darkText h3 { color: var(--beige-claro); }

.section { padding: var(--section-padding); }
.section-narrow { padding: 60px 20px; }

.fade-in-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 16px 32px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1rem;
  border-radius: 50px;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
}

.btn-primary {
  background-color: var(--verde-principal);
  color: var(--blanco);
}
.btn-primary:hover {
  background-color: #23372e;
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--verde-principal);
  border: 1px solid var(--verde-principal);
}
.btn-outline:hover {
  background-color: var(--verde-principal);
  color: var(--blanco);
}

.btn-light {
  background-color: var(--blanco);
  color: var(--verde-principal);
}
.btn-light:hover {
  background-color: var(--beige-claro);
  transform: translateY(-2px);
}

/* Floating WhatsApp */
.floating-wa {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: #25D366;
  color: white;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  z-index: 1000;
  transition: transform var(--transition-fast);
}
.floating-wa:hover {
  transform: scale(1.1);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px 0;
  z-index: 100;
  transition: all var(--transition-fast);
  background: transparent;
}
.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 15px 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.navbar.scrolled .logo { color: var(--verde-principal); }
.navbar.scrolled .nav-links a { color: var(--texto-oscuro); }
.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--blanco);
  transition: color var(--transition-fast);
}
.logo-img {
  height: 60px;
  width: auto;
  transition: filter var(--transition-fast);
  filter: invert(1);
}
.navbar.scrolled .logo { color: var(--verde-principal); }
.navbar.scrolled .logo-img { filter: none; }
.nav-links {
  display: flex;
  gap: 30px;
  align-items: center;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--blanco);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color var(--transition-fast);
}
.nav-links a:hover {
  color: var(--azul-agua);
}
.nav-btn {
  padding: 10px 20px;
  font-size: 0.85rem;
}

/* Hamburger menu (mobile) */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--blanco);
  font-size: 1.5rem;
  cursor: pointer;
}
.navbar.scrolled .mobile-menu-btn { color: var(--verde-principal); }

@media (max-width: 900px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: block; }
}

/* Layout Utilities (Grid/Flex) */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 40px; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
}

/* Sections Styling */

/* 1. Hero */
.hero {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--blanco);
}
.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0,0,0,0.2), rgba(47,74,61,0.6));
  z-index: -1;
}
.hero-content {
  max-width: 900px;
  padding: 0 20px;
  z-index: 1;
}
.hero-content h1 {
  color: var(--blanco);
  margin-bottom: 20px;
  text-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.hero-content p {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 300;
  margin-bottom: 40px;
  text-shadow: 0 2px 6px rgba(0,0,0,0.3);
}
.hero-btns {
  display: flex;
  justify-content: center;
  gap: 20px;
}
@media (max-width: 600px) {
  .hero-btns { flex-direction: column; align-items: center; }
  .hero-btns .btn { width: 100%; max-width: 300px; }
}

/* 2. Diferencial (Manantial Natural) */
.diferencial-card {
  padding: 40px;
  background-color: var(--blanco);
  border-radius: var(--border-radius);
  box-shadow: 0 10px 40px rgba(0,0,0,0.03);
  text-align: center;
  transition: transform var(--transition-fast);
}
.diferencial-card:hover {
  transform: translateY(-5px);
}
.diferencial-icon {
  font-size: 2.5rem;
  color: var(--azul-agua);
  margin-bottom: 20px;
}
.diferencial-card h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
}
.diferencial-card p {
  color: #666;
  font-size: 0.95rem;
}

/* 3. Experiencia */
/* Carousel for Experiencia */
.experiencia-carousel-wrapper {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  height: 600px;
  width: 100%;
}
.carousel-track {
  position: relative;
  width: 100%;
  height: 100%;
}
.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity var(--transition-slow);
  z-index: 1;
}
.carousel-slide.active {
  opacity: 1;
  z-index: 2;
}
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.4);
  color: white;
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 3;
  transition: background var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}
.carousel-btn:hover { background: rgba(0, 0, 0, 0.7); }
.carousel-btn.prev { left: 15px; }
.carousel-btn.next { right: 15px; }
.carousel-indicators {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 3;
}
.indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.indicator.active {
  background: white;
}
.experiencia-content {
  padding-right: 40px;
}
.experiencia-content h2 {
  margin-bottom: 30px;
}
.bullet-list {
  list-style: none;
  margin-bottom: 40px;
}
.bullet-list li {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  font-size: 1.1rem;
}
.bullet-icon {
  color: var(--verde-principal);
  font-size: 1.2rem;
  margin-right: 15px;
}

/* 4. Proyecto */
.proyecto-imgs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  height: 500px;
}
.proyecto-img {
  border-radius: var(--border-radius);
  overflow: hidden;
  height: 100%;
}
.proyecto-img:first-child {
  transform: translateY(40px);
}
.proyecto-content h2 { margin-bottom: 25px; }
.proyecto-content p {
  font-size: 1.1rem;
  margin-bottom: 25px;
  color: #444;
}

/* 5. Lotes */
.lotes-banner {
  background-color: var(--verde-principal);
  color: var(--blanco);
  border-radius: var(--border-radius-lg);
  padding: 80px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.lotes-banner-bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  opacity: 0.15;
  background-image: url('data:image/svg+xml,...'); /* Add a subtle pattern if needed, or leave empty */
  z-index: 0;
}
.lotes-banner-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}
.lotes-banner h2 { color: var(--beige-claro); margin-bottom: 20px; }
.lotes-features {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin: 40px 0;
}
.lote-feature {
  text-align: center;
}
.lote-feature-val {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--beige-claro);
  display: block;
  margin-bottom: 10px;
}
@media (max-width: 600px) {
  .lotes-banner { padding: 40px 20px; }
  .lotes-features { flex-direction: column; gap: 20px; }
}

/* 6. Amenidades */
.amenidades-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}
.amenidades-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 250px;
  gap: 20px;
}
.amenidad-item {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
}
.amenidad-item img {
  width: 100%;
  height: 100%;
  transition: transform var(--transition-slow);
}
.amenidad-item:hover img {
  transform: scale(1.05);
}
.amenidad-overlay {
  position: absolute;
  bottom: 0; left: 0; width: 100%;
  padding: 30px 20px 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
  color: white;
}
.amenidad-item.large { grid-column: span 8; }
.amenidad-item.small { grid-column: span 4; }
@media (max-width: 900px) {
  .amenidad-item.large, .amenidad-item.small { grid-column: span 6; }
}
@media (max-width: 600px) {
  .amenidad-item.large, .amenidad-item.small { grid-column: span 12; }
}

/* 7. Inversion */
.inversion-box {
  background-color: var(--beige-claro);
  border-radius: var(--border-radius-lg);
  padding: 60px;
  text-align: center;
}
.inversion-box h2 {
  color: var(--verde-principal);
  margin-bottom: 30px;
}
.finance-highlight {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--azul-agua);
  margin-bottom: 40px;
}
.inversion-points {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 50px;
}
.inversion-points span {
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
}
@media (max-width: 600px) {
  .inversion-points { flex-direction: column; gap: 15px; }
  .inversion-box { padding: 40px 20px; }
}

/* 8. Ubicacion */
.ubicacion-img {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  position: relative;
  height: 500px;
}
.ubicacion-img img { width: 100%; height: 100%; }

/* 9. Comunidad (Very visual) */
.comunidad-gallery {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding-bottom: 20px;
  scroll-snap-type: x mandatory;
}
.comunidad-slider-item {
  min-width: 80%;
  height: 450px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  scroll-snap-align: center;
}

/* 10. Contacto */
.contacto-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background-color: var(--blanco);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.05);
}
.contacto-info {
  background-color: var(--verde-principal);
  color: var(--beige-claro);
  padding: 60px;
}
.contacto-info h2 {
  color: var(--blanco);
  margin-bottom: 20px;
}
.contacto-info p { margin-bottom: 40px; font-weight: 300; }
.contact-detail {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  font-size: 1.1rem;
}
.contact-detail i {
  font-size: 1.5rem;
  margin-right: 20px;
  color: var(--azul-agua);
}
.contacto-form {
  padding: 60px;
}
.form-group {
  margin-bottom: 25px;
}
.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--texto-oscuro);
}
.form-control {
  width: 100%;
  padding: 16px 20px;
  border: 1px solid #E0E0E0;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 1rem;
  background-color: var(--gris-claro);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}
.form-control:focus {
  outline: none;
  border-color: var(--verde-principal);
  background-color: var(--blanco);
}
textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Footer */
footer {
  background-color: #111;
  color: #fff;
  padding: 60px 20px 30px;
  text-align: center;
}
.footer-logo {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--blanco);
  margin-bottom: 20px;
}
.footer-copy {
  margin-top: 40px;
  color: #888;
  font-size: 0.9rem;
}