/* Reset & base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  background-color: #f7f9fb;
  color: #333;
}

header {
  background-color: #e6f0f8;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  max-width: 1000px;
  margin: auto;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: bold;
  font-size: 1.2rem;
  color: #446688;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  text-decoration: none;
  color: #446688;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #2c445c;
}

.section {
  max-width: 900px;
  margin: 4rem auto;
  padding: 1rem;
}

.section h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: #2c445c;
}

.section p {
  margin-bottom: 1rem;
}

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

.project-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  transition: transform 0.2s, box-shadow 0.2s;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

footer {
  background-color: #e6f0f8;
  text-align: center;
  padding: 1rem;
  font-size: 0.9rem;
  color: #446688;
}