:root {
            --primary-color: #1a73e8;
            --secondary-color: #f1f3f4;
            --text-color: #202124;
            --highlight-color: #fbbc04;
            --border-color: #dadce0;
            --recommendation-color: #4285f4;
        }
        
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: 'Helvetica Neue', Arial, sans-serif;
        }
        
        body {
            color: var(--text-color);
            background-color: #f8f9fa;
            line-height: 1.6;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
        }
        
        .login-container {
            background-color: white;
            border-radius: 8px;
            padding: 2rem;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            width: 100%;
            max-width: 400px;
            text-align: center;
        }
        
        h1 {
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
            color: var(--primary-color);
        }
        
        .login-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        
        .form-group {
            text-align: left;
        }
        
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }
        
        input {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-size: 1rem;
        }
        
        .login-button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 4px;
            padding: 0.75rem;
            font-size: 1rem;
            font-weight: 500;
            cursor: pointer;
            margin-top: 1rem;
            transition: background-color 0.2s;
        }
        
        .login-button:hover {
            background-color: #1565c0;
        }
        
        .error-message {
            color: #d32f2f;
            margin-top: 1rem;
            display: none;
        }
        
        .footer-text {
            margin-top: 2rem;
            font-size: 0.9rem;
            color: #5f6368;
        }