body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont;
  margin: 0;
  padding: 0;
  background: #0b0f19;
  color: #e6e6e6;
}
header {
  padding: 60px 20px;
  text-align: center;
}
.tagline {
  color: #9aa4ff;
}
main {
  max-width: 900px;
  margin: auto;
  padding: 20px;
}
.projects article {
  background: #141a2b;
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 10px;
}
a {
  color: #7aa2ff;
  text-decoration: none;
}
.button {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 16px;
  background: #7aa2ff;
  color: #000;
  border-radius: 6px;
}
footer {
  text-align: center;
  padding: 30px;
  opacity: 0.7;
}
.topnav{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11,15,25,.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  padding: 14px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}

.topnav .brand{
  font-weight: 700;
  letter-spacing: .2px;
  color: #e6e6e6;
}

.topnav .links{
  display:flex;
  gap: 14px;
  flex-wrap: wrap;
}

.topnav .links a{
  color:#aeb8ff;
  padding: 8px 10px;
  border-radius: 10px;
}

.topnav .links a:hover{
  background: rgba(255,255,255,.06);
  color:#ffffff;
}
.small-note{
  opacity: 0.75;
  font-size: 14px;
  line-height: 1.6;
}
main section{
  margin: 18px 0 26px;
}