:root {
    --dark-bg: #1a1a1a;
    --accent: #c9a55c;
    --text: #ffffff;
    --secondary: #2d2d2d;
    --error: #ff4444;
  }
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Montserrat', sans-serif;
  }
  body {
    background-color: var(--dark-bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }
  .navbar {
    background-color: var(--secondary);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .logo {
    color: var(--accent);
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
  }
  .nav-links {
    display: flex;
    gap: 1rem;
  }
  .nav-link {
    color: var(--text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
  }
  .nav-link:hover {
    background-color: var(--accent);
    color: var(--dark-bg);
  }
  .register-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
  }
  .register-form {
    background-color: var(--secondary);
    padding: 2rem;
    border-radius: 10px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }
  .step {
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease;
  }
  .step.active {
    display: block;
    opacity: 1;
  }
  .form-title {
    color: var(--accent);
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.8rem;
  }
  .form-group {
    margin-bottom: 1.5rem;
  }
  .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text);
  }
  .form-group input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    background-color: var(--dark-bg);
    color: var(--text);
    font-size: 1rem;
  }
  .form-group input:focus {
    outline: none;
    border-color: var(--accent);
  }
  .button-group {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
  }
  .btn {
    padding: 1rem;
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: transform 0.3s ease;
    flex: 1;
  }
  .btn-next {
    background-color: var(--accent);
    color: var(--dark-bg);
  }
  .btn-prev {
    background-color: var(--secondary);
    color: var(--text);
    border: 1px solid var(--accent);
  }
  .btn:hover {
    transform: translateY(-2px);
  }
  .error-message {
    color: var(--error);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: none;
  }
  .progress-bar {
    width: 100%;
    height: 4px;
    background-color: var(--dark-bg);
    margin: 2rem 0;
    border-radius: 2px;
  }
  .progress {
    height: 100%;
    background-color: var(--accent);
    width: 0%;
    transition: width 0.3s ease;
  }