.navbar {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  padding: 8px 0;
}
.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-left .brand {
  font-weight: bold;
  font-size: 18px;
  color: var(--text);
  text-decoration: none;
}
.nav-right {
  display: flex;
  gap: 16px;
  align-items: center;
}
.nav-right a {
  text-decoration: none;
  color: var(--text);
  font-size: 15px;
}
.nav-right a:hover {
  text-decoration: underline;
}
.btn-theme {
  border: none;
  background: transparent;
  font-size: 18px;
  cursor: pointer;
}