:root {
    --primary-color: #6e56cf;
    --secondary-color: #2e2e48;
    --accent-color: #9f7aea;
    --background-color: #f8f7fc;
    --text-color: #333;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }
  
  .research-container {
    padding-top: 6rem;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .hero-section {
    padding: 4rem 2rem;
    text-align: center;
    background: linear-gradient(135deg, rgba(110, 86, 207, 0.1), rgba(159, 122, 234, 0.05));
    border-radius: 8px;
    margin: 2rem;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
  }
  
  .subtitle {
    font-size: 1.25rem;
    color: var(--text-color);
    max-width: 800px;
    margin: 0 auto;
  }
  
  .research-areas {
    padding: 4rem 2rem;
  }
  
  .research-areas h2,
  .publications-section h2,
  .collaborations-section h2 {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    text-align: center;
  }
  
  .research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
  }
  
  .research-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease;
  }
  
  .research-card:hover {
    transform: translateY(-5px);
  }
  
  .research-card i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
  }
  
  .research-card h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
  }
  
  .research-card p {
    color: var(--text-color);
    line-height: 1.6;
  }
  
  .publications-section {
    padding: 4rem 2rem;
  }
  
  .publications-list {
    display: grid;
    gap: 2rem;
  }
  
  .publication-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
  }
  
  .publication-card:hover {
    transform: translateY(-5px);
  }
  
  .publication-card h3 {
    font-size: 1.25rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
  }
  
  .publication-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
  }
  
  .publication-authors {
    color: var(--text-color);
    margin-bottom: 1rem;
  }
  
  .collaborations-section {
    padding: 4rem 2rem;
  }
  
  .collaborations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
  }
  
  .collaboration-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
  }
  
  .collaboration-card:hover {
    transform: translateY(-5px);
  }
  
  .collaboration-card h3 {
    font-size: 1.25rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
  }
  
  .collaboration-card p {
    color: var(--text-color);
    line-height: 1.6;
  }
  
  .quote-section {
    background: rgba(110, 86, 207, 0.05);
    padding: 3rem 2rem;
    margin: 4rem 0;
    border-left: 4px solid var(--accent-color);
    border-radius: 8px;
  }
  
  .quote-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    font-style: italic;
    color: var(--secondary-color);
    line-height: 1.8;
  }
  
  .quote-content p {
    margin: 0.5rem 0;
    font-size: 1.1rem;
  }
  
  .quote-content p:last-child {
    margin-top: 1.5rem;
    font-style: normal;
    font-weight: 500;
    color: var(--text-color);
  }
  
  .teaching-section {
    padding: 4rem 2rem;
  }
  
  .teaching-section h2 {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    text-align: center;
  }
  
  .teaching-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
  }
  
  .teaching-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
  }
  
  .teaching-card:hover {
    transform: translateY(-5px);
  }
  
  .teaching-card h3 {
    font-size: 1.25rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
  }
  
  .teaching-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
  }
  
  .teaching-topics {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  .teaching-topics li {
    padding: 0.5rem 0;
    color: var(--text-color);
    line-height: 1.6;
    position: relative;
    padding-left: 1.5rem;
  }
  
  .teaching-topics li::before {
    content: "•";
    color: var(--accent-color);
    position: absolute;
    left: 0;
  }
  
  @media (max-width: 768px) {
    .hero-section {
      padding: 2rem 1rem;
      margin: 1rem;
    }
    
    .research-areas,
    .publications-section,
    .collaborations-section {
      padding: 2rem 1rem;
    }
    
    .hero-content h1 {
      font-size: 2rem;
    }
    
    .subtitle {
      font-size: 1.1rem;
    }
    
    .research-areas h2,
    .publications-section h2,
    .collaborations-section h2 {
      font-size: 1.75rem;
    }
    
    .research-grid,
    .collaborations-grid {
      grid-template-columns: 1fr;
    }
    
    .publications-list {
      grid-template-columns: 1fr;
    }
    
    .teaching-section {
      padding: 2rem 1rem;
    }
  }