:root {
  /* Color scheme - Complementary palette */
  --primary-color: #3a5cae;
  --primary-dark: #2c458a;
  --primary-light: #5673c4;
  --primary-lightest: #eef1fa;
  
  --secondary-color: #e77e2b;
  --secondary-dark: #c96921;
  --secondary-light: #f59a51;
  --secondary-lightest: #fef2e8;
  
  --accent-color: #1db954;
  --accent-dark: #17a349;
  --accent-light: #3dd06f;
  
  --neutral-dark: #2c3e50;
  --neutral-medium: #7f8c8d;
  --neutral-light: #ecf0f1;
  
  --white: #ffffff;
  --black: #111111;
  
  /* Typography */
  --font-heading: 'Raleway', sans-serif;
  --font-body: 'Open Sans', sans-serif;
  
  /* Sizes and spacing */
  --container-width: 1200px;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 5rem;
  
  /* Border radius */
  --border-radius-sm: 3px;
  --border-radius-md: 6px;
  --border-radius-lg: 12px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Glass effect */
  --glass-background: rgba(255, 255, 255, 0.1);
  --glass-blur: 10px;
  --glass-border: 1px solid rgba(255, 255, 255, 0.2);
}

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

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

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: var(--neutral-dark);
  background-color: var(--white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--neutral-dark);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 2rem;
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1rem;
}

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

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;
  display: block;
}

ul, ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

/* Container */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

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

.section-title:after {
  content: '';
  display: block;
  width: 80px;
  height: 3px;
  background: var(--primary-color);
  margin: var(--spacing-sm) auto;
}

.section-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  color: var(--neutral-medium);
  font-size: 1.1rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
  border: none;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--secondary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

button, 
input[type='submit'] {
  cursor: pointer;
  font-family: var(--font-body);
}

/* Header styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all var(--transition-medium);
}

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

.logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo h1 {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 0;
}

.logo span {
  font-weight: 500;
  color: var(--secondary-color);
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list li {
  margin-left: var(--spacing-lg);
}

.nav-list a {
  font-weight: 500;
  color: var(--neutral-dark);
  position: relative;
  padding: var(--spacing-xs) 0;
}

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

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

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

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

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--neutral-dark);
  transition: transform var(--transition-medium);
}

/* Hero section */
.hero {
  position: relative;
  padding: 180px 0 100px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--white);
  text-align: center;
  overflow: hidden;
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to right, rgba(44, 69, 138, 0.8), rgba(201, 105, 33, 0.8));
  z-index: 1;
}

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

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--white);
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-lg);
  color: var(--white);
  font-weight: 500;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-xl);
  color: var(--white);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
}

/* Services section */
.services {
  padding: var(--spacing-xxl) 0;
  background-color: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

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

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

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

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

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

.card-content {
  padding: var(--spacing-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.card h3 {
  color: var(--neutral-dark);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.card p {
  color: var(--neutral-medium);
  margin-bottom: var(--spacing-lg);
}

.card .btn {
  margin-top: auto;
}

/* Research section */
.research {
  padding: var(--spacing-xxl) 0;
  background-color: var(--primary-lightest);
}

.research-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.research-image-container {
  width: 100%;
  height: 400px;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

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

.research-text h3 {
  color: var(--neutral-dark);
  margin-bottom: var(--spacing-lg);
}

.research-list {
  list-style: none;
  padding: 0;
}

.research-list li {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-lg);
  position: relative;
}

.research-list li:before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background-color: var(--primary-color);
  border-radius: 50%;
}

.research-list h4 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.research-publications {
  margin-top: var(--spacing-xl);
}

.research-publications h3 {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.publications-slider {
  position: relative;
  display: flex;
  overflow-x: hidden;
  gap: var(--spacing-lg);
  padding: var(--spacing-md);
}

.publication-card {
  flex: 0 0 calc(33.333% - var(--spacing-lg));
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium);
}

.publication-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.publication-card h4 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.publication-card p {
  margin-bottom: var(--spacing-md);
}

.publication-authors {
  display: block;
  color: var(--neutral-medium);
  font-style: italic;
  font-size: 0.9rem;
}

.slider-controls {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.slider-prev,
.slider-next,
.webinar-prev,
.webinar-next,
.story-prev,
.story-next {
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  transition: background-color var(--transition-fast);
}

.slider-prev:hover,
.slider-next:hover,
.webinar-prev:hover,
.webinar-next:hover,
.story-prev:hover,
.story-next:hover {
  background-color: var(--primary-dark);
}

/* Innovation section */
.innovation {
  padding: var(--spacing-xxl) 0;
  background-color: var(--white);
}

.innovation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.innovation-showcase {
  margin-top: var(--spacing-xl);
}

.innovation-showcase h3 {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.showcase-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.gallery-item {
  position: relative;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  height: 250px;
}

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

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-md);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  color: var(--white);
  transform: translateY(100%);
  transition: transform var(--transition-medium);
}

.gallery-item:hover .gallery-caption {
  transform: translateY(0);
}

.gallery-caption h4 {
  color: var(--white);
  margin-bottom: var(--spacing-xs);
  font-size: 1.2rem;
}

.gallery-caption p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* Resources section */
.resources {
  padding: var(--spacing-xxl) 0;
  background-color: var(--secondary-lightest);
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.resource-card {
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.resource-card h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.resource-list {
  list-style: none;
  padding: 0;
}

.resource-list li {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--neutral-light);
}

.resource-list li:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.resource-list a {
  color: var(--neutral-dark);
  transition: color var(--transition-fast);
  display: block;
}

.resource-list a:hover {
  color: var(--primary-color);
  transform: translateX(5px);
}

/* Webinars section */
.webinars {
  padding: var(--spacing-xxl) 0;
  background-color: var(--white);
}

.webinars-slider {
  display: flex;
  overflow-x: hidden;
  gap: var(--spacing-lg);
  padding: var(--spacing-md);
}

.webinar-card {
  flex: 0 0 calc(33.333% - var(--spacing-lg));
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.webinar-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

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

.webinar-card .card-content {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.webinar-date {
  color: var(--secondary-color);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

/* Instructors section */
.instructors {
  padding: var(--spacing-xxl) 0;
  background-color: var(--primary-lightest);
}

.instructors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.instructors .card {
  text-align: center;
  background-color: var(--white);
}

.instructors .card-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  margin: var(--spacing-lg) auto var(--spacing-md);
  overflow: hidden;
}

.instructor-title {
  color: var(--secondary-color);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

/* Customer stories section */
.customer-stories {
  padding: var(--spacing-xxl) 0;
  background-color: var(--white);
}

.stories-slider {
  display: flex;
  overflow-x: hidden;
  gap: var(--spacing-lg);
  padding: var(--spacing-md);
}

.story-card {
  flex: 0 0 calc(33.333% - var(--spacing-lg));
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.story-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

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

.story-card .card-content {
  padding: var(--spacing-lg);
  flex: 1;
}

.company-name {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.testimonial {
  font-style: italic;
  position: relative;
  padding-left: var(--spacing-lg);
}

.testimonial:before {
  content: '"';
  position: absolute;
  left: 0;
  top: -10px;
  font-size: 3rem;
  color: var(--primary-light);
  opacity: 0.5;
  line-height: 1;
}

.author {
  text-align: right;
  color: var(--neutral-medium);
  font-weight: 600;
}

/* Sustainability section */
.sustainability {
  padding: var(--spacing-xxl) 0;
  background-color: var(--secondary-lightest);
}

.sustainability-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.sustainability-image {
  width: 100%;
  height: 400px;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

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

.sustainability-text h3 {
  color: var(--neutral-dark);
  margin-bottom: var(--spacing-lg);
}

.sustainability-goals {
  margin-top: var(--spacing-lg);
}

.goal-item {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-lg);
  position: relative;
}

.goal-item:before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background-color: var(--accent-color);
  border-radius: 50%;
}

.goal-item h4 {
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
}

.sustainability-partners {
  margin-top: var(--spacing-xl);
}

.sustainability-partners h3 {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  align-items: center;
}

.partner-logo {
  background-color: var(--white);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100px;
  transition: transform var(--transition-medium);
}

.partner-logo:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.partner-logo img {
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
}

/* Pricing section */
.pricing {
  padding: var(--spacing-xxl) 0;
  background-color: var(--white);
}

.pricing-toggle {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  gap: var(--spacing-md);
  font-weight: 500;
}

.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 30px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--neutral-light);
  transition: var(--transition-fast);
}

.slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 4px;
  bottom: 4px;
  background-color: var(--white);
  transition: var(--transition-fast);
}

input:checked + .slider {
  background-color: var(--primary-color);
}

input:focus + .slider {
  box-shadow: 0 0 1px var(--primary-color);
}

input:checked + .slider:before {
  transform: translateX(30px);
}

.slider.round {
  border-radius: 30px;
}

.slider.round:before {
  border-radius: 50%;
}

.discount {
  color: var(--accent-color);
  font-weight: 600;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.pricing-card {
  position: relative;
  overflow: visible;
}

.pricing-card.featured {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
  z-index: 2;
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-10px);
}

.ribbon {
  position: absolute;
  top: 20px;
  right: -5px;
  padding: 5px 10px;
  background-color: var(--accent-color);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 600;
  z-index: 3;
  box-shadow: var(--shadow-sm);
}

.ribbon:after {
  content: '';
  position: absolute;
  top: 100%;
  right: 0;
  border-top: 5px solid var(--accent-dark);
  border-right: 5px solid transparent;
}

.card-header {
  text-align: center;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--neutral-light);
  background-color: var(--primary-lightest);
  border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
}

.price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.price small {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--neutral-medium);
}

.annual-price {
  display: none;
}

.features-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-lg);
}

.features-list li {
  padding: var(--spacing-sm) 0;
  display: flex;
  align-items: center;
}

.features-list li:before {
  content: '✓';
  color: var(--accent-color);
  margin-right: var(--spacing-sm);
  font-weight: 700;
}

/* FAQ section */
.faq {
  padding: var(--spacing-xxl) 0;
  background-color: var(--primary-lightest);
}

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

.faq-item {
  margin-bottom: var(--spacing-md);
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

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

.faq-question:hover {
  background-color: var(--primary-lightest);
}

.faq-question h3 {
  margin-bottom: 0;
  font-size: 1.2rem;
}

.toggle-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
  transition: transform var(--transition-fast);
}

.faq-item.active .toggle-icon {
  transform: rotate(45deg);
}

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

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

/* Contact section */
.contact {
  padding: var(--spacing-xxl) 0;
  background-color: var(--white);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.contact-form {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

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

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--neutral-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--neutral-light);
  border-radius: var(--border-radius-sm);
  background-color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(58, 92, 174, 0.2);
}

.form-checkbox {
  display: flex;
  align-items: center;
}

.form-checkbox input {
  width: auto;
  margin-right: var(--spacing-sm);
}

.form-checkbox label {
  margin-bottom: 0;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.info-card {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

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

.contact-details {
  list-style: none;
  padding: 0;
  margin: 0;
}

.contact-details li {
  margin-bottom: var(--spacing-md);
  display: flex;
  flex-direction: column;
}

.contact-details strong {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--neutral-dark);
}

.contact-details p {
  margin-bottom: 0;
}

.map-container {
  height: 300px;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.map-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Footer */
.footer {
  background-color: var(--neutral-dark);
  color: var(--white);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-column {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  margin-bottom: var(--spacing-md);
}

.footer-logo h3 {
  color: var(--white);
  font-size: 1.8rem;
  margin-bottom: var(--spacing-sm);
}

.footer-logo span {
  color: var(--secondary-color);
}

.footer-column p {
  color: var(--neutral-light);
  margin-bottom: var(--spacing-lg);
}

.footer-column h3 {
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  font-size: 1.2rem;
  position: relative;
}

.footer-column h3:after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--secondary-color);
}

.footer-links,
.social-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li,
.social-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a,
.social-links a {
  color: var(--neutral-light);
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover,
.social-links a:hover {
  color: var(--white);
  transform: translateX(5px);
}

.social-links a:before {
  margin-right: var(--spacing-sm);
}

.social-links a[href*="facebook"]:before {
  content: '👍';
}

.social-links a[href*="twitter"]:before {
  content: '🐦';
}

.social-links a[href*="instagram"]:before {
  content: '📷';
}

.social-links a[href*="linkedin"]:before {
  content: '💼';
}

.social-links a[href*="youtube"]:before {
  content: '▶️';
}

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

.footer-bottom p {
  color: var(--neutral-light);
  margin-bottom: var(--spacing-sm);
  font-size: 0.9rem;
}

/* Success page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xxl) 0;
}

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

.success-icon {
  font-size: 5rem;
  color: var(--accent-color);
  margin-bottom: var(--spacing-lg);
}

.success-title {
  color: var(--neutral-dark);
  margin-bottom: var(--spacing-md);
}

.success-message {
  color: var(--neutral-medium);
  margin-bottom: var(--spacing-lg);
}

/* Privacy and Terms pages */
.privacy-content,
.terms-content {
  padding-top: 100px;
  padding-bottom: var(--spacing-xxl);
}

.privacy-content h2,
.terms-content h2 {
  color: var(--primary-color);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.privacy-content p,
.terms-content p {
  margin-bottom: var(--spacing-md);
}

.privacy-content ul,
.terms-content ul {
  margin-bottom: var(--spacing-lg);
}

/* Read more links */
.read-more {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
  position: relative;
  padding-right: 20px;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.read-more:after {
  content: '→';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  transition: transform var(--transition-fast);
}

.read-more:hover {
  color: var(--primary-dark);
  transform: translateX(5px);
}

.read-more:hover:after {
  transform: translate(3px, -50%);
}

/* Mobile styles */
@media (max-width: 992px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .research-content,
  .sustainability-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero h2 {
    font-size: 1.5rem;
  }
  
  .webinars-slider,
  .publications-slider,
  .stories-slider {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: var(--spacing-md);
  }
  
  .publication-card,
  .webinar-card,
  .story-card {
    flex: 0 0 calc(100% - var(--spacing-md));
  }
  
  .nav-list {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .mobile-menu-active .nav-list {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-md) 0;
    z-index: 100;
  }
  
  .mobile-menu-active .nav-list li {
    margin: 0;
    padding: var(--spacing-sm) var(--spacing-lg);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-buttons .btn {
    margin-bottom: var(--spacing-sm);
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
  
  .pricing-card.featured {
    transform: none;
  }
  
  .pricing-card.featured:hover {
    transform: translateY(-10px);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .instructors .card-image {
    width: 150px;
    height: 150px;
  }
  
  .hero {
    padding: 150px 0 80px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero h2 {
    font-size: 1.3rem;
  }
  
  .card-image {
    height: 200px;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .section-description {
    font-size: 1rem;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in {
  animation: fadeIn 0.8s ease-out forwards;
}

/* Utility classes */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mt-0 {
  margin-top: 0 !important;
}

.mb-0 {
  margin-bottom: 0 !important;
}

.mt-1 {
  margin-top: var(--spacing-sm) !important;
}

.mb-1 {
  margin-bottom: var(--spacing-sm) !important;
}

.mt-2 {
  margin-top: var(--spacing-md) !important;
}

.mb-2 {
  margin-bottom: var(--spacing-md) !important;
}

.mt-3 {
  margin-top: var(--spacing-lg) !important;
}

.mb-3 {
  margin-bottom: var(--spacing-lg) !important;
}

.mt-4 {
  margin-top: var(--spacing-xl) !important;
}

.mb-4 {
  margin-bottom: var(--spacing-xl) !important;
}

.hidden {
  display: none !important;
}

.visible {
  display: block !important;
}