.navigation {
  width: 250px;
  background-color: #f8f9fa;
  padding: 20px;
  border-right: 1px solid #dee2e6;
}

.nav-brand {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 20px;
}

.nav-items {
  list-style: none;
  padding: 0;
}

.nav-items li {
  margin-bottom: 10px;
}

.nav-items a {
  text-decoration: none;
  color: #333;
}

.nav-items a:hover {
  color: #007bff;
}

/* Update auth buttons */
.nav-auth {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.nav-auth button {
  border: none;
  font-size: 0.9rem;
  cursor: pointer;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.2s;
}

.login-btn {
  background: none;
  color: #666;
}

.login-btn:hover {
  background: #f5f5f5;
}

.signup-btn {
  background: var(--primary-color, #2196f3);
  color: white;
}

.signup-btn:hover {
  opacity: 0.9;
}

/* Update dropdown menu */
.dropdown-menu button {
  width: 100%;
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.9rem;
  color: #666;
  background: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
}

.dropdown-menu button:hover {
  background: #f5f5f5;
}

.nav-loading {
  color: #666;
  font-size: 0.9rem;
}