/* ACME Research Laboratory – Modern Minimal Theme */
/* Fonts & Base Setup */
:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F9FA;
  --bg-dark: #1A1A1A;
  --text-primary: #2C2C2C;
  --text-secondary: #6C757D;
  --text-light: #FFFFFF;
  --accent-maroon: #800000;
  --accent-gold: #FFD700;
  --accent-dark-gold: #B8860B;
  --border-light: #E9ECEF;
  --shadow: 0 2px 15px rgba(0,0,0,0.08);
  --content-width: 1200px;
  --transition: 0.3s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  margin: 0;
}

/* Navigation Bar */
.navbar {
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-dark);
  padding: 1rem 0;
  box-shadow: var(--shadow);
}

.navbar-content {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.navbar .logo {
  color: var(--text-light);
  font-weight: 700;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar .logo .acronym {
  color: var(--accent-gold);
  font-weight: 800;
  letter-spacing: 1px;
}

.navbar .logo .separator {
  color: var(--text-secondary);
  margin: 0 0.5rem;
}

.navbar .logo .full-form {
  color: var(--text-light);
  font-weight: 400;
  font-size: 0.9rem;
}

.navbar .logo .full-form span {
  margin-right: 0.3rem;
}

.navbar .logo .full-form .first-letter {
  color: var(--accent-maroon);
  font-weight: 600;
}

.navbar ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.navbar a {
  color: var(--text-light);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
  white-space: nowrap;
  padding: 0.5rem 0;
}

.navbar a:hover {
  color: var(--accent-gold);
}

/* Main Content */
.main-container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 3rem 2rem;
  background: var(--bg-primary);
  color: var(--text-primary);
}

/* Headings */
.main-container h1 {
  color: var(--accent-maroon);
  font-weight: 800;
  font-size: 2.5rem;
  margin: 2rem 0 1rem;
  line-height: 1.2;
}

.main-container h2 {
  color: var(--accent-maroon);
  font-weight: 700;
  font-size: 2rem;
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 3px solid var(--accent-gold);
  display: inline-block;
}

.main-container h3 {
  color: var(--accent-dark-gold);
  font-weight: 600;
  font-size: 1.4rem;
  margin: 2rem 0 0.8rem;
}

/* Paragraphs and Lists */
.main-container p {
  margin-bottom: 1.2rem;
  color: var(--text-primary);
  font-size: 1.05rem;
  line-height: 1.7;
}

.main-container ul {
  margin-left: 1.5rem;
  margin-bottom: 1.2rem;
}

.main-container li {
  margin-bottom: 0.6rem;
  color: var(--text-primary);
}

/* Team Member Thumbnails */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.team-member {
  background: var(--bg-secondary);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--border-light);
}

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

.team-member img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 1rem;
  border: 3px solid var(--accent-gold);
}

.team-member h4 {
  color: var(--accent-maroon);
  font-weight: 600;
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.team-member .role {
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 0.8rem;
}

.team-member .bio {
  color: var(--text-primary);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* PI Special Styling */
.pi-profile {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, #F1F3F5 100%);
  border: 2px solid var(--accent-maroon);
}

.pi-profile .team-member h4 {
  font-size: 1.4rem;
}

.pi-profile img {
  width: 180px;
  height: 180px;
  border: 4px solid var(--accent-maroon);
}

/* Section Anchors */
section {
  margin-bottom: 4rem;
}

/* Buttons & Links */
a {
  color: var(--accent-maroon);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent-dark-gold);
  text-decoration: underline;
}

/* Footer */
footer {
  background: var(--bg-secondary);
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  border-top: 1px solid var(--border-light);
  margin-top: 4rem;
}

/* Mobile Responsive Design */
@media (max-width: 768px) {
  .navbar-content {
    padding: 0 1rem;
    flex-direction: column;
    text-align: center;
  }
  
  .navbar .logo {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
  }
  
  .navbar .logo .full-form {
    font-size: 0.8rem;
  }
  
  .navbar ul {
    gap: 1.5rem;
    justify-content: center;
    width: 100%;
  }
  
  .main-container {
    padding: 2rem 1rem;
  }
  
  .main-container h1 {
    font-size: 2rem;
  }
  
  .main-container h2 {
    font-size: 1.6rem;
  }
  
  .main-container h3 {
    font-size: 1.2rem;
  }
  
  .team-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .team-member img {
    width: 120px;
    height: 120px;
  }
  
  .pi-profile img {
    width: 140px;
    height: 140px;
  }
}

@media (max-width: 480px) {
  .navbar-content {
    padding: 0 0.75rem;
  }
  
  .navbar ul {
    gap: 1rem;
    font-size: 0.9rem;
  }
  
  .navbar .logo {
    flex-direction: column;
    gap: 0.2rem;
  }
  
  .navbar .logo .separator {
    display: none;
  }
  
  .main-container {
    padding: 1.5rem 0.75rem;
  }
  
  .main-container h1 {
    font-size: 1.8rem;
  }
  
  .main-container h2 {
    font-size: 1.4rem;
  }
  
  .team-member {
    padding: 1rem;
  }
  
  .team-member img {
    width: 100px;
    height: 100px;
  }
  
  .pi-profile img {
    width: 120px;
    height: 120px;
  }
}