/* Colour variables */
:root {
  --purple-dark: rgb(91, 57, 118);
  --purple-semidark: rgb(197, 159, 221);
  --shadow-color: rgba(0, 0, 0, 0.05);
  /* 5% opacity */
}

/* Navigation bar - top */
.nav-bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 48px;
  background-color: rgb(255, 255, 255);
  display: flex;
  align-items: center;
  padding: 0 20px;
  z-index: 100; /* Increased z-index to ensure it stays on top */
  box-shadow: 0 1px 1px var(--shadow-color),
    /* 3px width */ 0 1px 1px var(--shadow-color) inset;
  border-bottom: 1px solid #f0f0f0;
}

.nav-title {
  font-family: "Sansation", sans-serif;
  font-weight: 750;
  font-size: 21px;
  margin-right: 80px;
  color: var(--purple-xdark);
}

.nav-links {
  display: flex;
  gap: 60px;
  /* Doubled spacing again (from 40px) */
}

.nav-links a {
  color: var(--purple-dark);
  text-decoration: none;
  font-family: "Mulish", sans-serif;
  /* Changed to body font */
  font-weight: 400;
  font-size: 17px;
}

.nav-links a:hover {
  text-decoration: underline;
}

.github-icon {
  margin-left: auto;
}

.github-icon img {
  height: 24px;
  width: 24px;
}

/* let Navigation bar stay at top across pages */
#nav-placeholder {
  position: relative;
  z-index: 1000; /* Keep high z-index to stay on top */
}

@supports (position: sticky) {
  #nav-placeholder {
    position: sticky;
    top: -1px;
  }
}