:root {
  --primary-color: #2563eb;
  --secondary-color: #1e40af;
  --accent-color: #60a5fa;
  --dark-color: #1e293b;
  --light-color: #f8fafc;
  --success-color: #10b981;
  --error-color: #ef4444;
  --text-color: #334155;
  --heading-color: #1e293b;
  --border-color: #e2e8f0;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: #f9fafb;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  background-color: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 40px;
  margin-right: 10px;
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

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

.nav-links li {
  margin-left: 2rem;
}

.nav-links a {
  font-weight: 500;
  color: var(--dark-color);
}

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

.nav-links a.active {
  color: var(--primary-color);
  font-weight: 600;
}

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

/* Hero section */
.hero {
  background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
  color: white;
  padding: 5rem 0;
  text-align: center;
}

.hero h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto 2rem;
  opacity: 0.9;
}

.btn {
  display: inline-block;
  background-color: var(--accent-color);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 5px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn:hover {
  background-color: var(--secondary-color);
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Blog posts */
.blog-section {
  padding: 5rem 0;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--heading-color);
}

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

.post-card {
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.post-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.post-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.post-content {
  padding: 1.5rem;
}

.post-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--heading-color);
}

.post-excerpt {
  color: var(--text-color);
  margin-bottom: 1rem;
}

.post-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: #64748b;
}

.read-more {
  font-weight: 600;
}

/* Terminology Section */
.terminology {
  background-color: #f1f5f9;
  padding: 4rem 0;
}

.terminology-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
}

.term-card {
  background-color: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.term-card h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.term-card p {
  color: var(--text-color);
  font-size: 0.95rem;
}

/* Statistics Section */
.statistics {
  padding: 4rem 0;
  text-align: center;
}

.stats-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
}

.stat-item {
  flex: 1;
  min-width: 200px;
  max-width: 300px;
  padding: 1.5rem;
  background: white;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1rem;
  color: var(--text-color);
}

/* Contact Section */
.contact-section {
  padding: 5rem 0;
  background-color: #f1f5f9;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-item svg {
  width: 24px;
  height: 24px;
  color: var(--primary-color);
}

.contact-form {
  background-color: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  font-family: inherit;
  font-size: 1rem;
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

/* About Page */
.about-section {
  padding: 5rem 0;
}

.about-intro {
  max-width: 800px;
  margin: 0 auto 3rem;
  text-align: center;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 2rem;
}

.team-member {
  text-align: center;
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

.team-member:hover {
  transform: translateY(-5px);
}

.team-member img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.team-info {
  padding: 1.5rem;
}

.team-info h3 {
  margin-bottom: 0.25rem;
  font-weight: 600;
}

.team-info p {
  color: var(--text-color);
  margin-bottom: 1rem;
}

.team-info p:first-of-type {
  color: var(--primary-color);
  font-weight: 500;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #f1f5f9;
  transition: background-color 0.3s ease;
}

.social-links a:hover {
  background-color: var(--primary-color);
}

.social-links svg {
  width: 18px;
  height: 18px;
  color: var(--dark-color);
}

.social-links a:hover svg {
  color: white;
}

/* Full blog post */
.post-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem;
}

.post-header h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.post-header .post-meta {
  justify-content: center;
  margin-bottom: 1.5rem;
}

.post-body {
  max-width: 800px;
  margin: 0 auto;
}

.post-body p {
  margin-bottom: 1.5rem;
}

.post-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 2rem 0;
}

.post-body h2 {
  font-size: 1.75rem;
  margin: 2.5rem 0 1rem;
}

.post-body h3 {
  font-size: 1.5rem;
  margin: 2rem 0 1rem;
}

.post-body ul, .post-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

/* Footer */
footer {
  background-color: var(--dark-color);
  color: white;
  padding: 4rem 0 2rem;
}

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

.footer-col h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: white;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s ease;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: white;
  padding: 1rem;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.cookie-text {
  flex: 1;
}

.cookie-text p {
  margin-bottom: 0.5rem;
}

.cookie-actions {
  display: flex;
  gap: 0.5rem;
}

.cookie-btn {
  padding: 0.5rem 1rem;
  border-radius: 5px;
  font-weight: 500;
  cursor: pointer;
}

.accept-btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
}

.settings-btn {
  background-color: white;
  color: var(--dark-color);
  border: 1px solid var(--border-color);
}

.reject-btn {
  background-color: #f1f5f9;
  color: var(--dark-color);
  border: 1px solid var(--border-color);
}

/* Thank you popup */
.thank-you-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  text-align: center;
  z-index: 1000;
  max-width: 400px;
  display: none;
}

.thank-you-popup h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 999;
  display: none;
}

/* Responsive */
@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 70%;
    height: calc(100vh - 70px);
    background-color: white;
    flex-direction: column;
    padding: 2rem;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    transition: right 0.3s ease;
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .nav-links li {
    margin: 0 0 1rem;
  }
  
  .hero h2 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .cookie-actions {
    margin-top: 1rem;
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 480px) {
  .posts-grid, .terminology-grid, .stats-container, .team-grid {
    grid-template-columns: 1fr;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .contact-section {
    padding: 3rem 0;
  }
  
  .hero {
    padding: 3rem 0;
  }
  
  .blog-section {
    padding: 3rem 0;
  }
}