/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Source Sans Pro', sans-serif;
  font-size: 18px;
  line-height: 1.6;
  color: #333;
  background-color: #1b2838;
}

h1, h2, h3, h4, h5, h6 {
  margin-bottom: 0.5em;
  font-weight: 600;
  color: #232f3e;
}

a {
  color: #0073bb;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #ff9900;
}

ul {
  list-style-type: none;
  padding: 0;
}

/* Page Layout */
.page-container {
  max-width: 1200px;
  margin: 0 auto;
  background-color: #fff;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Banner Styles */
.banner {
  background: linear-gradient(90deg, #1b2838 0%, #1a7bb4 100%);
  color: white;
  padding: 80px 20px;
  text-align: center;
}

.banner h1 {
  font-size: 3.2rem;
  color: white;
  margin-bottom: 0.2em;
}

.banner h2 {
  font-size: 2rem;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 400;
}

/* Main Content Styles */
main {
  flex: 1;
  padding: 50px 30px;
  background-color: white;
}

/* Materials Section */
.materials-section {
  padding: 20px 0;
  max-width: 900px;
  margin: 0 auto;
}

.materials-section h2 {
  color: #232f3e;
  font-size: 2.8rem;
  margin-bottom: 8px;
  text-align: left;
}

.location-date {
  color: #666;
  font-size: 1.6rem;
  margin-bottom: 40px;
}

.content-links {
  margin-top: 30px;
}

/* Agenda Links - NEW */
.agenda-links {
  display: flex;
  flex-direction: column;
  margin-bottom: 40px;
  position: relative;
}

.agenda-links:after {
  content: '';
  display: block;
  width: 100%;
  height: 3px;
  background-color: #f0f0f0;
  margin-top: 40px;
}

.agenda-link {
  display: block;
  padding: 15px 25px;
  background-color: #f0f8ff;
  border-radius: 4px;
  border-left: 4px solid #0073bb;
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.agenda-link:last-child {
  margin-bottom: 0;
}

.agenda-link:hover {
  background-color: #e6f3ff;
}

/* Presentations Section */
.presentations-section {
  margin-top: 40px;
}

.presentations-section h3 {
  font-size: 2.2rem;
  margin-bottom: 30px;
  padding-bottom: 10px;
  border-bottom: 3px solid #ff9900;
  display: inline-block;
}

/* Track Styles */
.track {
  margin-bottom: 40px;
}

.track h4 {
  background-color: #f0f8ff;
  padding: 15px 20px;
  border-radius: 4px;
  font-size: 1.5rem;
  margin-bottom: 20px;
  border-left: 6px solid #ff9900;
}

.track ul {
  margin-left: 30px;
}

.track li {
  margin-bottom: 15px;
  position: relative;
  padding-left: 20px;
  font-size: 1.2rem;
}

.track li:before {
  content: '';
  position: absolute;
  left: 0;
  top: 13px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #0073bb;
}

.track li a {
  color: #0073bb;
  font-weight: 400;
}

.track li a:hover {
  color: #ff9900;
  text-decoration: underline;
}

/* Footer */
footer {
  background-color: #232f3e;
  color: white;
  text-align: center;
  padding: 25px;
  margin-top: auto;
  font-size: 1.1rem;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  body {
    font-size: 16px;
  }
  
  .banner {
    padding: 60px 20px;
  }
  
  .banner h1 {
    font-size: 2.5rem;
  }
  
  .banner h2 {
    font-size: 1.5rem;
  }
  
  .materials-section h2 {
    font-size: 2.2rem;
  }
  
  .location-date {
    font-size: 1.3rem;
  }
  
  .presentations-section h3 {
    font-size: 1.8rem;
  }
  
  .track h4 {
    font-size: 1.3rem;
  }
  
  .track li {
    font-size: 1.1rem;
  }
  
  main {
    padding: 30px 20px;
  }
}