.site-header {
  align-items: center;
  background: #f5f5f5;
  border-bottom: 1px solid #ccc;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  padding: 0.65rem 1rem;
}

.site-header__nav {
  display: flex;
  gap: 0.75rem;
}

.auth-controls,
.auth-controls form {
  align-items: center;
  display: flex;
  gap: 0.75rem;
  margin: 0;
}

.auth-controls button {
  cursor: pointer;
}