/* assets/nav.css */
.nav {
  background-color: #ffffff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
  padding: 1rem 2rem;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  margin: 0;
  padding: 0;
}

.nav li {
  margin: 0;
}

.nav a {
  text-decoration: none;
  color: #007acc;
  font-weight: 600;
  font-size: 1rem;
  padding: 0.5rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.3s ease, color 0.3s ease;
}

.nav a:hover {
  border-color: #007acc;
  color: #005f99;
}

.nav a.active {
  border-color: #007acc;
}

/* 🌙 Dark mode support */
@media (prefers-color-scheme: dark) {
  .nav {
    background-color: #1e1e1e;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
  }

  .nav a {
    color: #66d9ef;
    text-underline-offset: -1px;
  }

  .nav a:hover {
    color: #80dfff;
    border-color: #66d9ef;
  }

  .nav a.active {
    border-color: #66d9ef;
  }
}