:root {
  --primary: #0A192F;
  --primary-light: #1C2B41;
  --secondary: #C0C0C0;
  --dark: #08101A;
  --light: #f8fafc;
  --glass-bg: rgba(10, 25, 47, 0.8);
  --glass-border: rgba(192, 192, 192, 0.2);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
  background-color: var(--light);
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header & Navbar */
header {
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  background: transparent;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.4s ease;
}
header.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  height: 50px;
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.logo img:hover {
  transform: scale(1.05);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: white;
  font-weight: 600;
  font-size: 1rem;
  position: relative;
  padding-bottom: 5px;
  transition: color 0.3s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary);
  transition: width 0.3s ease;
}

.nav-links a:hover {
  color: var(--secondary);
}

.nav-links a:hover::after {
  width: 100%;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 100px 2rem 2rem;
  background-image: linear-gradient(rgba(10, 25, 47, 0.8), rgba(10, 25, 47, 0.6)), url('../img/hero.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
  top: -200px;
  right: -200px;
  opacity: 0.15;
  border-radius: 50%;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: white;
}

.hero-content h1 span {
  background: linear-gradient(to right, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  color: transparent;
}

.hero-content p {
  font-size: 1.2rem;
  color: #e2e8f0;
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: white;
  border: 1px solid var(--secondary);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(192, 192, 192, 0.4);
  border-color: white;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  animation: float 6s ease-in-out infinite;
  filter: drop-shadow(0 20px 20px rgba(0,0,0,0.3));
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0px); }
}

.hero-blend-logo {
  width: 100%;
  max-width: 500px;
  animation: float 6s ease-in-out infinite;
}

/* Services Section */
.services {
  padding: 6rem 2rem;
  background: linear-gradient(135deg, var(--dark) 0%, #0a192f 100%);
  color: white;
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title h2 {
  font-size: 2.5rem;
  color: white;
  margin-bottom: 1rem;
}

.section-title p {
  color: #cbd5e1;
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background: rgba(255, 255, 255, 0.03);
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  transition: all 0.4s ease;
  border: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, var(--primary), var(--secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--secondary);
  font-size: 1.8rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.service-card p {
  color: #cbd5e1;
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 40px;
  right: 40px;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  color: white;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: 0 10px 20px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.3s ease;
  animation: pulse 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 15px 25px rgba(37, 211, 102, 0.5);
  animation: none;
}

.whatsapp-tooltip {
  position: absolute;
  right: 75px;
  background: white;
  padding: 8px 15px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: #333;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  white-space: nowrap;
  pointer-events: none;
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
  right: 85px;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
  70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Footer */
footer {
  background: var(--dark);
  color: white;
  padding: 4rem 2rem 2rem;
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.footer-logo img {
  height: 60px;
  border-radius: 10px;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: white;
}

.copyright {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: #64748b;
  width: 100%;
}

/* Contact Section */
.contacto-section {
  padding: 6rem 2rem;
  background: var(--dark);
  color: white;
}

/* Contact Cards */
.contact-cards-container {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
  width: 100%;
  margin-bottom: 2rem;
}

.contact-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 1.5rem;
  border-radius: 15px;
  width: 100%;
  max-width: 350px;
  text-align: left;
  position: relative;
  overflow: hidden;
}

.contact-card.active {
  border-color: rgba(37, 211, 102, 0.3);
  background: rgba(37, 211, 102, 0.02);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-bottom: 10px;
}

.status-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #ef4444; /* red for inactive */
}

.contact-card.active .status-indicator {
  background: #25d366; /* green for active */
  box-shadow: 0 0 10px rgba(37, 211, 102, 0.5);
}

.card-header h4 {
  font-size: 1.2rem;
  color: white;
  margin: 0;
}

.schedule-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.schedule-item {
  display: flex;
  justify-content: space-between;
  color: #94a3b8;
  padding: 3px 8px;
  border-radius: 4px;
}

.schedule-item.current-day {
  background: rgba(255,255,255,0.1);
  color: white;
  font-weight: 600;
}

.btn-wa {
  display: block;
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  text-align: center;
  text-decoration: none;
  font-weight: bold;
  color: white;
  background: #25d366;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
}

.btn-wa:hover:not(.disabled) {
  background: #1ebc59;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
}

.btn-wa.disabled {
  background: #334155;
  color: #94a3b8;
  cursor: not-allowed;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .nav-links {
    display: none;
  }
  
  .whatsapp-float {
    bottom: 20px;
    right: 20px;
  }
}