:root {
  /* Primary colors */
  --primary-color: #3a7bd5;
  --primary-dark: #2c5ea0;
  --primary-light: #6098e6;
  
  /* Complementary colors */
  --complementary-color: #d5803a;
  --complementary-dark: #a05e2c;
  --complementary-light: #e69f60;
  
  /* Neutral colors */
  --text-dark: #333333;
  --text-light: #ffffff;
  --text-medium: #666666;
  
  /* Background colors */
  --bg-light: #f5f7fa;
  --bg-medium: #e6e9ef;
  --bg-dark: #292f36;
  
  /* Shadow colors */
  --shadow-light: rgba(255, 255, 255, 0.8);
  --shadow-dark: rgba(0, 0, 0, 0.1);
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
  
  /* Border radius */
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 24px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-bounce: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: 'Raleway', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--text-dark);
}

h1 {
  font-size: 3.5rem;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

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

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Section Styles */
.section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
  color: var(--text-dark);
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--complementary-color);
  margin: var(--spacing-sm) auto 0;
  border-radius: var(--border-radius-sm);
}

/* Button Styles */
.btn-primary, 
button, 
input[type='submit'] {
  display: inline-block;
  background-color: var(--primary-color);
  color: var(--text-light);
  padding: 12px 24px;
  border-radius: var(--border-radius-md);
  border: none;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition-medium);
  box-shadow: 8px 8px 16px var(--shadow-dark), 
              -8px -8px 16px var(--shadow-light);
}

.btn-primary:hover, 
button:hover, 
input[type='submit']:hover {
  color: #fff;
  background-color: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 10px 10px 20px var(--shadow-dark), 
              -10px -10px 20px var(--shadow-light);
}

.btn-primary:active, 
button:active, 
input[type='submit']:active {
  transform: translateY(1px);
  box-shadow: 5px 5px 10px var(--shadow-dark), 
              -5px -5px 10px var(--shadow-light);
}

.btn-secondary {
  background-color: var(--complementary-color);
}

.btn-secondary:hover {
  background-color: var(--complementary-dark);
}

.read-more {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 600;
  position: relative;
  padding-bottom: 2px;
  transition: all var(--transition-medium);
}

.read-more::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary-color);
  transition: width var(--transition-medium);
}

.read-more:hover {
  color: var(--primary-dark);
}

.read-more:hover::after {
  width: 100%;
}

/* Header Styles */
.header {
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: all var(--transition-medium);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
}

.logo a {
  font-family: 'Raleway', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.main-nav ul {
  display: flex;
}

.main-nav li {
  margin-left: var(--spacing-md);
}

.main-nav a {
  color: var(--text-dark);
  font-weight: 600;
  position: relative;
  padding-bottom: 5px;
}

.main-nav a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 50%;
  background-color: var(--primary-color);
  transition: all var(--transition-medium);
}

.main-nav a:hover {
  color: var(--primary-color);
}

.main-nav a:hover::after {
  width: 100%;
  left: 0;
}

.burger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
}

.burger-menu span {
  display: block;
  height: 3px;
  background-color: var(--text-dark);
  border-radius: 3px;
  transition: all var(--transition-medium);
}

/* Hero Section */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  position: relative;
  margin-top: 0;
  padding-top: 80px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.4));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
  font-size: 3.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero .subtitle {
  color: var(--text-light);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

/* Methodology Section */
.methodology {
  background-color: var(--bg-light);
}

.cards-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-lg);
}

.card {
  background-color: white;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 350px;
  box-shadow: 12px 12px 24px var(--shadow-dark), 
              -12px -12px 24px var(--shadow-light);
  transition: transform var(--transition-medium), 
              box-shadow var(--transition-medium);
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 15px 15px 30px var(--shadow-dark), 
              -15px -15px 30px var(--shadow-light);
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

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

.card-content {
  padding: var(--spacing-md);
  text-align: center;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

/* Innovation Section */
.innovation {
  background-color: var(--bg-medium);
}

.innovation-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-lg);
}

.innovation-image {
  flex: 1;
  min-width: 300px;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: 12px 12px 24px var(--shadow-dark), 
              -12px -12px 24px var(--shadow-light);
}

.innovation-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.innovation-content:hover .innovation-image img {
  transform: scale(1.03);
}

.innovation-text {
  flex: 1;
  min-width: 300px;
}

/* Case Studies Section */
.case-studies {
  background-color: var(--bg-light);
}

/* Blog Section */
.blog {
  background-color: var(--bg-medium);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

.blog-card {
  background-color: white;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 12px 12px 24px var(--shadow-dark), 
              -12px -12px 24px var(--shadow-light);
  transition: transform var(--transition-medium);
}

.blog-card:hover {
  transform: translateY(-10px);
}

.blog-card .card-image {
  width: 100%;
  height: 200px;
}

.blog-card .card-content {
  padding: var(--spacing-md);
  text-align: left;
}

.blog-card .date {
  color: var(--text-medium);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
}

/* FAQ Section */
.faq {
  background-color: var(--bg-light);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: var(--spacing-md);
  border-radius: var(--border-radius-md);
  background: white;
  box-shadow: 8px 8px 16px var(--shadow-dark), 
              -8px -8px 16px var(--shadow-light);
  overflow: hidden;
}

.faq-question {
  padding: var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.faq-question h3 {
  margin: 0;
  font-size: 1.1rem;
}

.toggle-btn {
  width: 20px;
  height: 20px;
  position: relative;
}

.toggle-btn::before,
.toggle-btn::after {
  content: '';
  position: absolute;
  background-color: var(--primary-color);
  transition: transform var(--transition-medium);
}

.toggle-btn::before {
  width: 20px;
  height: 2px;
  top: 9px;
}

.toggle-btn::after {
  width: 2px;
  height: 20px;
  left: 9px;
  top: 0;
}

.faq-item.active .toggle-btn::after {
  transform: rotate(90deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium);
  padding: 0 var(--spacing-md);
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 var(--spacing-md) var(--spacing-md);
}

/* External Resources Section */
.external-resources {
  background-color: var(--bg-medium);
  padding: var(--spacing-xl) 0;
}

.resources-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.resource-card {
  background-color: white;
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
  box-shadow: 8px 8px 16px var(--shadow-dark), 
              -8px -8px 16px var(--shadow-light);
  transition: all var(--transition-medium);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: 10px 10px 20px var(--shadow-dark), 
              -10px -10px 20px var(--shadow-light);
  background-color: var(--primary-light);
  color: var(--text-light);
}

.resource-card:hover h3,
.resource-card:hover p {
  color: var(--text-light);
}

.resource-card h3 {
  margin-bottom: var(--spacing-sm);
  transition: color var(--transition-medium);
}

.resource-card p {
  transition: color var(--transition-medium);
}

/* Contact Section */
.contact {
  background-color: var(--bg-light);
}

.contact-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.contact-form-container, 
.contact-info {
  flex: 1;
  min-width: 300px;
}

.contact-form {
  background-color: white;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  box-shadow: 12px 12px 24px var(--shadow-dark), 
              -12px -12px 24px var(--shadow-light);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid var(--bg-medium);
  border-radius: var(--border-radius-sm);
  background-color: var(--bg-light);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(58, 123, 213, 0.1);
}

.contact-info {
  padding: var(--spacing-md);
}

.contact-info h3 {
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.contact-info ul {
  margin-bottom: var(--spacing-lg);
}

.contact-info li {
  margin-bottom: var(--spacing-sm);
}

.map-container {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: 8px 8px 16px var(--shadow-dark), 
              -8px -8px 16px var(--shadow-light);
}

/* Press Section */
.press {
  background-color: var(--bg-medium);
}

.press-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.press-text {
  max-width: 800px;
  margin-bottom: var(--spacing-lg);
}

.press-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-lg);
}

.press-logos img {
  max-width: 200px;
  height: auto;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: all var(--transition-medium);
}

.press-logos img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* Footer */
.footer {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-logo, 
.footer-links, 
.footer-legal, 
.footer-social, 
.footer-contact {
  flex: 1;
  min-width: 200px;
}

.footer-logo h3 {
  color: #fff;
}

.footer h4 {
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
  position: relative;
}

.footer h4::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background-color: var(--complementary-color);
  margin-top: var(--spacing-xs);
}

.footer ul li {
  margin-bottom: var(--spacing-xs);
}

.footer a {
  color: var(--text-light);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.footer a:hover {
  opacity: 1;
  color: var(--complementary-light);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-lg);
}

.success-content {
  max-width: 600px;
  background-color: white;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-md);
  box-shadow: 12px 12px 24px var(--shadow-dark), 
              -12px -12px 24px var(--shadow-light);
}

.success-icon {
  width: 80px;
  height: 80px;
  background-color: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  margin: 0 auto var(--spacing-lg);
}

/* Cookie Popup */
.cookie-popup {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  padding: var(--spacing-md);
  z-index: 9999;
}

.cookie-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
}

.cookie-content p {
  color: var(--text-light);
  margin: 0;
}

.btn-cookie {
  background-color: var(--complementary-color);
  padding: 8px 16px;
  font-size: 0.9rem;
}

/* Privacy & Terms Pages */
.page-content {
  padding-top: 100px;
  max-width: 800px;
  margin: 0 auto;
  padding-bottom: var(--spacing-xl);
}

.page-content h1 {
  margin-bottom: var(--spacing-lg);
}

.page-content h2 {
  margin: var(--spacing-lg) 0 var(--spacing-md);
}

.page-content p {
  margin-bottom: var(--spacing-md);
}

/* Responsive Styles */
@media (max-width: 991px) {
  h1 {
    font-size: 2.8rem;
  }
  
  h2 {
    font-size: 2.2rem;
  }
  
  .section {
    padding: var(--spacing-lg) 0;
  }
  
  .cards-container, 
  .blog-grid {
    gap: var(--spacing-md);
  }
  
  .innovation-content, 
  .contact-content {
    flex-direction: column;
  }
  
  .innovation-image, 
  .innovation-text {
    width: 100%;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .header-content {
    position: relative;
  }
  
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: white;
    padding: 0;
    height: 0;
    overflow: hidden;
    transition: height var(--transition-medium);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
  }
  
  .main-nav.active {
    height: auto;
    padding: var(--spacing-md) 0;
  }
  
  .main-nav ul {
    flex-direction: column;
    align-items: center;
  }
  
  .main-nav li {
    margin: var(--spacing-xs) 0;
  }
  
  .burger-menu {
    display: flex;
  }
  
  .burger-menu.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .burger-menu.active span:nth-child(2) {
    opacity: 0;
  }
  
  .burger-menu.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .footer-content {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .footer-logo, 
  .footer-links, 
  .footer-legal, 
  .footer-social, 
  .footer-contact {
    width: 100%;
    text-align: center;
  }
  
  .footer h4::after {
    margin: var(--spacing-xs) auto 0;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .hero {
    min-height: 70vh;
  }
  
  .section {
    padding: var(--spacing-md) 0;
  }
  
  .card, 
  .blog-card {
    max-width: 100%;
  }
  
  .contact-form {
    padding: var(--spacing-md);
  }
  
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .btn-cookie {
    width: 100%;
  }
}


/* Page transition styles for Barba.js */
.page-transition-enter {
  opacity: 0;
}

.page-transition-enter-active {
  opacity: 1;
  transition: opacity 0.5s;
}

.page-transition-exit {
  opacity: 1;
}

.page-transition-exit-active {
  opacity: 0;
  transition: opacity 0.5s;
}