/* --- Global styles --- */
* {
  box-sizing: border-box; /* includes padding in width calculations */
}

body {
  margin: 0;
  padding-top: 60px;  /* space for fixed navbar */
  font-family: Arial, sans-serif;
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%; 
  display: flex;
  align-items: center;
  padding: 0.5rem 2rem;      
  background: #f8f9fa;
  border-bottom: 2px solid #ddd;
  z-index: 1000;
}

.lab-name {
  font-size: 16px;
  font-weight: bold;
  text-decoration: none;
  color: goldenrod; 
}

/* Nav container */
.navbar nav {
  margin-left: auto;  
  display: flex;
  flex-wrap: nowrap;  
}

.navbar nav a {
  font-size: 14px;
  text-decoration: none;
  color: #333;
  padding: 0.3rem 0.8rem;
  border-radius: 5px;
  white-space: nowrap; 
  flex-shrink: 0;  
  margin-left: 1rem;
  transition: background 0.2s, color 0.2s;
}

.navbar nav a:hover {
  background: #eef4ff;
  color: #0056b3;
}

.navbar nav a.active {
  background: #e0e0e0; 
}

/* --- Main content --- */
.content {
  max-width: 800px;  
  margin: 2rem auto;
  padding: 0 1rem;
  text-align: center;   
}

.content img {
  max-width: 100%;
  height: auto;
  margin: 2rem auto;
  border-radius: 8px;
  display: block;
}

.content p, 
.content h2 {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  text-align: center;
}

/* --- People page --- */
.people-section {
  margin-bottom: 2rem; /* spacing between categories */
}

.people-section h2 {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 0.8rem;
  text-align: left;   /* aligns category heading left */
}

/* Each section's grid of people */
.people-section .people-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.person {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;      
  background: white;
  padding: 0.5rem;     
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  text-align: left; 
}

.person img {
  width: 150px;   
  height: 200px;   
  object-fit: cover;
  border-radius: 10px;
  flex-shrink: 0;
}

.person .person-info p {
  font-size: 14px;       /* smaller font for all person descriptions */
  line-height: 1.5;       /* tighter line spacing */
  margin-top: 0.2rem;   /* small spacing from name/link */
  text-align: left;
  margin-top: 1rem;
}

/* --- Publication page --- */

.publication-list {
  text-align: left;       /* left-align all publications */
  padding-left: 1.5rem;   /* optional indentation */
  line-height: 1.5;       /* slightly tighter line spacing for readability */
  font-size: 0.8rem;      /* smaller font */
}

.publication-list li {
  margin-bottom: 1.5rem;  /* more space between publications */
}

.summary-img {
  width: 60%;   /* only affects this image */
}


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

.research-content p,
.research-content ul {
  line-height: 1.2;
  margin-bottom: 2.4rem;
}

.research-content ul li {
  margin-bottom: 1.2rem;
}

.research-paragraph {
  text-align: left !important;
  line-height: 1.2 !important;
  margin-bottom: 2.4rem;
}