/* Base styles */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }
      
      :root {
        --primary-color: #1a1a1a;
        --secondary-color: #f8f8f8;
        --accent-color: #d4af37;
        --text-color: #333;
        --light-gray: #e5e5e5;
        --medium-gray: #9ca3af;
        --dark-gray: #4b5563;
        --error-color: #e53e3e;
        --success-color: #10b981;
        --font-sans: 'Montserrat', sans-serif;
        --font-serif: 'Playfair Display', serif;
      }
      
      body {
        font-family: var(--font-sans);
        background-color: var(--secondary-color);
        color: var(--text-color);
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 1rem;
      }
      
      .container {
        width: 100%;
        max-width: 1000px;
      }
      
      .auth-container {
        display: flex;
        background-color: white;
        border-radius: 12px;
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
        overflow: hidden;
        min-height: 600px;
      }
      
      /* Brand side styles */
      .brand-side {
        flex: 1;
        background-color: var(--primary-color);
        color: white;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 2rem;
        position: relative;
        overflow: hidden;
      }
      
      .brand-content {
        position: relative;
        z-index: 2;
        text-align: center;
      }
      
      .brand-name {
        font-family: var(--font-serif);
        font-size: 3rem;
        font-weight: 700;
        letter-spacing: 2px;
        margin-bottom: 1rem;
        color: var(--accent-color);
      }
      
      .brand-tagline {
        font-size: 1rem;
        font-weight: 300;
        letter-spacing: 1px;
        margin-bottom: 2rem;
        opacity: 0.9;
      }
      
      .brand-image {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-image: url('https://images.unsplash.com/photo-1490481651871-ab68de25d43d?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1170&q=80');
        background-size: cover;
        background-position: center;
        opacity: 0.2;
        z-index: 1;
      }
      
      /* Form side styles */
      .form-side {
        flex: 1.2;
        padding: 2rem;
        display: flex;
        flex-direction: column;
      }
      
      .form-header {
        text-align: center;
        margin-bottom: 1.5rem;
      }
      
      .logo {
        display: inline-flex;
        justify-content: center;
        align-items: center;
        background-color: var(--primary-color);
        width: 48px;
        height: 48px;
        border-radius: 50%;
        margin-bottom: 1rem;
        color: var(--accent-color);
      }
      
      .form-header h2 {
        font-family: var(--font-serif);
        font-size: 1.75rem;
        font-weight: 600;
        color: var(--primary-color);
        margin-bottom: 0.5rem;
      }
      
      .form-header p {
        color: var(--dark-gray);
        font-size: 0.95rem;
      }
      
      /* Tabs styles */
      .tabs {
        display: flex;
        border-bottom: 1px solid var(--light-gray);
        margin-bottom: 1.5rem;
      }
      
      .tab {
        flex: 1;
        padding: 0.75rem 1rem;
        text-align: center;
        font-weight: 500;
        background: none;
        border: none;
        cursor: pointer;
        color: var(--medium-gray);
        transition: all 0.2s;
        font-family: var(--font-sans);
        font-size: 0.9rem;
        letter-spacing: 0.5px;
      }
      
      .tab:hover {
        color: var(--primary-color);
      }
      
      .tab.active {
        color: var(--primary-color);
        border-bottom: 2px solid var(--accent-color);
      }
      
      /* Form styles */
      .form-container {
        flex: 1;
        display: flex;
        flex-direction: column;
      }
      
      .auth-form {
        display: flex;
        flex-direction: column;
        gap: 1.25rem;
      }
      
      .form-group {
        display: flex;
        flex-direction: column;
      }
      
      .form-group label {
        font-size: 0.875rem;
        font-weight: 500;
        color: var(--dark-gray);
        margin-bottom: 0.25rem;
      }
      
      .input-container {
        position: relative;
        display: flex;
        align-items: center;
      }
      
      .input-icon {
        position: absolute;
        left: 0.75rem;
        color: var(--medium-gray);
      }
      
      .input-container input {
        width: 100%;
        padding: 0.75rem 0.75rem 0.75rem 2.5rem;
        border: 1px solid var(--light-gray);
        border-radius: 0.375rem;
        font-size: 0.875rem;
        transition: all 0.15s;
        font-family: var(--font-sans);
      }
      
      .input-container input:focus {
        outline: none;
        border-color: var(--accent-color);
        box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
      }
      
      .input-container input.error {
        border-color: var(--error-color);
      }
      
      .toggle-password {
        position: absolute;
        right: 0.75rem;
        background: none;
        border: none;
        color: var(--medium-gray);
        cursor: pointer;
      }
      
      .toggle-password:hover {
        color: var(--dark-gray);
      }
      
      .error-message {
        font-size: 0.75rem;
        color: var(--error-color);
        margin-top: 0.25rem;
        min-height: 1rem;
      }
      
      /* Form options */
      .form-options {
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 0.875rem;
      }
      
      .remember-me {
        display: flex;
        align-items: center;
        gap: 0.5rem;
      }
      
      .remember-me input[type="checkbox"] {
        width: 1rem;
        height: 1rem;
        accent-color: var(--accent-color);
      }
      
      .forgot-password {
        color: var(--primary-color);
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s;
      }
      
      .forgot-password:hover {
        color: var(--accent-color);
      }
      
      /* Terms container */
      .terms-container {
        display: flex;
        align-items: flex-start;
        gap: 0.5rem;
        font-size: 0.875rem;
        color: var(--dark-gray);
      }
      
      .terms-container input[type="checkbox"] {
        margin-top: 0.2rem;
        width: 1rem;
        height: 1rem;
        accent-color: var(--accent-color);
      }
      
      .terms-container a {
        color: var(--primary-color);
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s;
      }
      
      .terms-container a:hover {
        color: var(--accent-color);
      }
      
      /* Submit button */
      .submit-btn {
        width: 100%;
        padding: 0.75rem;
        background-color: var(--primary-color);
        color: white;
        border: none;
        border-radius: 0.375rem;
        font-weight: 600;
        font-size: 0.875rem;
        cursor: pointer;
        transition: all 0.2s;
        letter-spacing: 0.5px;
        text-transform: uppercase;
        font-family: var(--font-sans);
      }
      
      .submit-btn:hover {
        background-color: #000;
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
      }
      
      .submit-btn:active {
        transform: translateY(0);
      }
      
      /* Divider */
      .divider {
        position: relative;
        text-align: center;
        margin: 1.5rem 0;
      }
      
      .divider::before {
        content: "";
        position: absolute;
        top: 50%;
        left: 0;
        right: 0;
        height: 1px;
        background-color: var(--light-gray);
      }
      
      .divider span {
        position: relative;
        padding: 0 0.75rem;
        background-color: white;
        color: var(--medium-gray);
        font-size: 0.875rem;
      }
      
      /* Social login */
      .social-login {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
        margin-bottom: 1.5rem;
      }
      
      .social-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        padding: 0.75rem;
        background-color: white;
        border: 1px solid var(--light-gray);
        border-radius: 0.375rem;
        font-size: 0.875rem;
        color: var(--dark-gray);
        cursor: pointer;
        transition: all 0.2s;
        font-family: var(--font-sans);
      }
      
      .social-btn:hover {
        background-color: var(--secondary-color);
        transform: translateY(-1px);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
      }
      
      .social-btn:active {
        transform: translateY(0);
      }
      
      .social-btn svg {
        width: 1.25rem;
        height: 1.25rem;
      }
      
      /* Switch form */
      .switch-form {
        text-align: center;
        font-size: 0.875rem;
        color: var(--dark-gray);
        margin-top: auto;
        padding-top: 1.5rem;
      }
      
      .switch-form a {
        color: var(--primary-color);
        text-decoration: none;
        font-weight: 600;
        transition: color 0.2s;
      }
      
      .switch-form a:hover {
        color: var(--accent-color);
      }
      
      /* Utility classes */
      .hidden {
        display: none;
      }
      
      /* Responsive styles */
      @media (max-width: 768px) {
        .auth-container {
          flex-direction: column;
          min-height: auto;
        }
      
        .brand-side {
          padding: 3rem 1.5rem;
          min-height: 200px;
        }
      
        .brand-name {
          font-size: 2.5rem;
        }
      
        .form-side {
          padding: 1.5rem;
        }
      }