:root {
  /* Core Colors */
  --bg-color: #0a0a0c;
  --surface-color: #131418;
  --surface-light: #1c1d22;
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b0;
  
  /* Accent Colors */
  --accent-gold: #d4af37;
  --accent-gold-hover: #e5c158;
  --accent-blue: #1a2332;
  
  /* UI Elements */
  --border-color: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(19, 20, 24, 0.6);
  --glass-border: rgba(255, 255, 255, 0.05);
  
  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing & Transitions */
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-color);
  color: var(--text-primary);
  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;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-smooth);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Typography Utilities */
.text-gold { color: var(--accent-gold); }
.text-center { text-align: center; }
.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Layout Utilities */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}
.section {
  padding: 6rem 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: none;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--accent-gold);
  color: #000;
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.2);
}

.btn-primary:hover {
  background: var(--accent-gold-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(5px);
}

.btn-outline:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  transform: translateY(-3px);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 0;
  z-index: 1000;
  transition: var(--transition-smooth);
}

.navbar.scrolled {
  padding: 1rem 0;
  background: var(--glass-bg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--glass-border);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
}

.logo span {
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--text-secondary);
  letter-spacing: 4px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gold);
  transition: var(--transition-smooth);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  z-index: -2;
  filter: brightness(0.4);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(10, 10, 12, 0.9) 0%, rgba(10, 10, 12, 0.4) 100%);
  z-index: -1;
}

.hero-content {
  max-width: 650px;
  z-index: 1;
  position: relative;
  left: -80px; /* Movido hacia la izquierda */
}

.hero-subtitle {
  color: var(--accent-gold);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 4px;
  margin-bottom: 1rem;
  display: block;
}

.hero-title {
  font-size: 4rem;
  font-weight: 600;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  text-shadow: 0 4px 15px rgba(0, 0, 0, 0.8);
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 600px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

/* About Section */
.about {
  background: var(--surface-color);
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image-wrapper {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
}

.about-image {
  width: 100%;
  border-radius: 20px;
  filter: grayscale(20%);
  transition: var(--transition-smooth);
}

.about-image-wrapper:hover .about-image {
  filter: grayscale(0%);
  transform: scale(1.02);
}

.about-badge {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  padding: 1.5rem;
  border-radius: 15px;
  border: 1px solid var(--glass-border);
  text-align: center;
}

.about-badge h4 {
  font-size: 2.5rem;
  color: var(--accent-gold);
  margin-bottom: 0.2rem;
}

.about-badge p {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* Services Section */
.services {
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 15px;
  padding: 2.5rem 2rem;
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, transparent 100%);
  opacity: 0;
  transition: var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: rgba(212, 175, 55, 0.3);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  font-size: 2.5rem;
  color: var(--accent-gold);
  margin-bottom: 1.5rem;
  display: inline-block;
  background: var(--surface-light);
  width: 70px;
  height: 70px;
  line-height: 70px;
  text-align: center;
  border-radius: 50%;
}

.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  position: relative;
}

/* Harmonization Section */
.harmonization {
  background: linear-gradient(to bottom, var(--surface-color), var(--bg-color));
}

.harmonization .service-card {
  background: rgba(26, 35, 50, 0.3);
}

/* Differentials Section */
.differentials {
  background: var(--bg-color);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.diff-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.diff-icon {
  color: var(--accent-gold);
  font-size: 1.5rem;
  flex-shrink: 0;
}

.diff-text h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.diff-text p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Contact Section */
.contact {
  background: var(--surface-color);
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info {
  padding: 3rem;
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.contact-item:last-child {
  margin-bottom: 0;
}

.contact-icon {
  width: 60px;
  height: 60px;
  background: var(--surface-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent-gold);
  flex-shrink: 0;
}

.contact-text h4 {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.3rem;
}

.contact-text p, .contact-text a {
  font-size: 1.1rem;
  font-weight: 500;
}

.contact-text a:hover {
  color: var(--accent-gold);
}

.map-container {
  border-radius: 20px;
  overflow: hidden;
  height: 100%;
  min-height: 400px;
  border: 1px solid var(--border-color);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Footer */
footer {
  background: var(--bg-color);
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid var(--border-color);
}

.footer-logo {
  margin-bottom: 1rem;
}

.footer-copy {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* WhatsApp Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 12, 0.85);
  backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem;
  width: 90%;
  max-width: 500px;
  position: relative;
  transform: scale(0.9) translateY(30px);
  transition: var(--transition-smooth);
  box-shadow: 0 25px 50px rgba(0,0,0,0.5);
}

.modal-overlay.active .modal-content {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: transparent;
  border: none;
  font-size: 2rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-smooth);
  line-height: 1;
}

.modal-close:hover {
  color: var(--accent-gold);
  transform: rotate(90deg);
}

.form-group {
  margin-bottom: 1.5rem;
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-control {
  width: 100%;
  padding: 1rem;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.2);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 992px) {
  .hero-title { font-size: 3.5rem; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .about-image-wrapper { max-width: 600px; margin: 0 auto; }
}

@media (max-width: 768px) {
  .mobile-menu-btn { display: block; }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--surface-color);
    flex-direction: column;
    justify-content: center;
    transition: var(--transition-smooth);
    border-left: 1px solid var(--border-color);
    z-index: 999;
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .hero-title { font-size: 2.8rem; }
  .hero-desc { font-size: 1rem; }
  .hero-actions { flex-direction: column; }
  .hero-content { left: 0; }
  
  .section { padding: 4rem 0; }
  .section-title { font-size: 2rem; }
  
  .modal-content { padding: 1.5rem; width: 95%; }
}