/* Custom CSS Variables */
:root {
  --primary-color: #87CBF1;
  --secondary-color: #3d5a80;
  --tertiary-color: #324a5f;
  --light-bg: #f8f9fa;
  --dark-text: #2c3e50;
  --light-text: #6c757d;
  --white: #ffffff;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
}

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

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: var(--dark-text);
  overflow-x: hidden;
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Navigation */
.navbar {
  background: linear-gradient(135deg, var(--secondary-color), var(--tertiary-color));
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  padding: 1rem 0;
}

.navbar-brand {
  font-size: 1.5rem;
  color: var(--white) !important;
  transition: transform 0.3s ease;
}

.navbar-brand:hover {
  transform: scale(1.05);
}

.navbar-nav .nav-link {
  color: var(--white) !important;
  font-weight: 500;
  margin: 0 0.5rem;
  transition: all 0.3s ease;
  position: relative;
}

.navbar-nav .nav-link:hover {
  color: var(--primary-color) !important;
  transform: translateY(-2px);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 50%;
  background-color: var(--primary-color);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

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

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
  margin-top: 80px; /* Espacio para navbar fija */
  padding: 4rem 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('hero-bg.png') center/cover;
  opacity: 0.1;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(135, 203, 241, 0.95), rgba(61, 90, 128, 0.95));
  z-index: 2;
}

.hero .container {
  position: relative;
  z-index: 3;
}

.hero-content h1 {
  color: var(--white);
  font-weight: 700;
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease;
}

.hero-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.2rem;
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease 0.2s both;
}

.hero-content .btn {
  background: var(--white);
  color: var(--secondary-color);
  border: none;
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s ease;
  animation: fadeInUp 1s ease 0.4s both;
}

.hero-content .btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  background: var(--light-bg);
}

.hero-image img {
  max-width: 300px;
  animation: fadeInRight 1s ease 0.6s both;
  transition: transform 0.3s ease;
}

.hero-image img:hover {
  transform: scale(1.05);
}

/* About Section */
.about {
  background: var(--white);
  padding: 5rem 0;
}

.about h2 {
  color: var(--secondary-color);
  font-weight: 700;
}

.about-content .lead {
  color: var(--dark-text);
}

.about-content p {
  color: var(--light-text);
  line-height: 1.8;
}

.stat-item h3 {
  color: var(--primary-color);
  font-size: 2.5rem;
}

.about-image img {
  transition: transform 0.3s ease;
}

.about-image img:hover {
  transform: scale(1.02);
}

/* Gallery Section */
.gallery {
  background: var(--light-bg);
  padding: 5rem 0;
}

.gallery h2 {
  color: var(--secondary-color);
  font-weight: 700;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  transition: transform 0.3s ease;
  cursor: pointer;
}

.gallery-item:hover {
  transform: translateY(-10px);
}

.gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(61, 90, 128, 0.9), rgba(50, 74, 95, 0.9));
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  padding: 2rem;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-content h5 {
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.gallery-content p {
  margin-bottom: 0;
  opacity: 0.9;
}

/* Features Section */
.features {
  background: var(--light-bg);
  padding: 5rem 0;
}

.features h2 {
  color: var(--secondary-color);
  font-weight: 700;
}

.feature-card {
  background: var(--white);
  padding: 2.5rem 2rem;
  border-radius: 20px;
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid rgba(135, 203, 241, 0.2);
  height: 100%;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
  transform: scale(1.1);
}

.feature-icon i {
  font-size: 2rem;
  color: var(--white);
}

.feature-card h3 {
  color: var(--secondary-color);
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--light-text);
  margin-bottom: 0;
}

/* Testimonials Section */
.testimonials {
  background: var(--white);
  padding: 5rem 0;
}

.testimonials h2 {
  color: var(--secondary-color);
  font-weight: 700;
}

.testimonial-card {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  padding: 2.5rem;
  border-radius: 20px;
  color: var(--white);
  height: 100%;
  transition: transform 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-5px);
}

.testimonial-quote {
  font-size: 3rem;
  opacity: 0.3;
  margin-bottom: 1rem;
}

.testimonial-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  font-weight: 600;
  opacity: 0.9;
}

/* Demo Section */
.demo {
  background: linear-gradient(135deg, var(--secondary-color), var(--tertiary-color));
  padding: 5rem 0;
}

.demo-card {
  background: var(--white);
  padding: 3rem;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
}

.demo h2 {
  color: var(--secondary-color);
  font-weight: 700;
}

.form-floating > .form-control {
  border: 2px solid rgba(135, 203, 241, 0.3);
  border-radius: 15px;
  transition: all 0.3s ease;
}

.form-floating > .form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(135, 203, 241, 0.25);
}

.form-floating > label {
  color: var(--light-text);
}

.demo-form .btn {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border: none;
  border-radius: 15px;
  font-weight: 600;
  transition: all 0.3s ease;
}

.demo-form .btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* FAQ Section */
.faq {
  background: var(--light-bg);
  padding: 5rem 0;
}

.faq h2 {
  color: var(--secondary-color);
  font-weight: 700;
}

.accordion-item {
  border: none;
  margin-bottom: 1rem;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.accordion-button {
  background: var(--white);
  color: var(--secondary-color);
  font-weight: 600;
  border: none;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.accordion-button:not(.collapsed) {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: none;
  border: none;
}

.accordion-body {
  background: var(--white);
  color: var(--light-text);
  padding: 1.5rem;
}

/* Footer */
.footer {
  background: linear-gradient(135deg, var(--tertiary-color), var(--secondary-color));
  color: var(--white);
}

.footer-brand img {
  filter: brightness(0) invert(1);
}

.footer h3,
.footer h4 {
  color: var(--white);
}

.footer .contact-info a {
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.3s ease;
}

.footer .contact-info a:hover {
  color: var(--primary-color);
}

.store-buttons .btn {
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  transition: all 0.3s ease;
}

.store-buttons .btn:hover {
  background: var(--white);
  color: var(--secondary-color);
  border-color: var(--white);
  transform: translateY(-2px);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-content p {
    font-size: 1.1rem;
  }
  
  .feature-card,
  .testimonial-card,
  .demo-card {
    padding: 2rem 1.5rem;
  }
  
  .hero-image img {
    max-width: 250px;
    margin-top: 2rem;
  }
}

@media (max-width: 576px) {
  .hero {
    padding: 2rem 0;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .feature-icon {
    width: 60px;
    height: 60px;
  }
  
  .feature-icon i {
    font-size: 1.5rem;
  }
}

/* Utility Classes */
.text-primary-custom {
  color: var(--primary-color) !important;
}

.bg-primary-custom {
  background-color: var(--primary-color) !important;
}

.text-secondary-custom {
  color: var(--secondary-color) !important;
}

.bg-secondary-custom {
  background-color: var(--secondary-color) !important;
}