:root {
            --primary-color: #4CAF50;
            --secondary-color: #f1f1f1;
            --text-color: #333;
            --white-color: #fff;
            --error-color: #f44336;
            --success-color: #4CAF50;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--secondary-color);
            color: var(--text-color);
            margin: 0;
            padding: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
        }

        .container {
            width: 90%;
            max-width: 1200px;
            padding: 20px;
        }

        .login-container {
            background-color: var(--white-color);
            border-radius: 10px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            padding: 30px;
            width: 100%;
            max-width: 400px;
            margin: 0 auto;
            text-align: center;
        }

        .login-container h2 {
            margin-bottom: 20px;
            color: var(--text-color);
        }
        

        .login-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .login-form input {
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 16px;
        }

        .login-button {
            display: block;
            width: 100%;
            padding: 12px;
            margin: 10px 0;
            border: none;
            border-radius: 5px;
            font-size: 16px;
            cursor: pointer;
            text-decoration: none;
            color: var(--white-color);
            transition: background-color 0.3s;
        }

        .email-login {
            background-color: var(--primary-color);
            border: none;
        }

        .email-login:hover {
            background-color: #3e8e41;
        }

        .google-login {
            background-color: #4285F4;
        }

        .google-login:hover {
            background-color: #3367D6;
        }

        .user-info {
            background-color: var(--white-color);
            border-radius: 10px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            padding: 20px;
            width: 100%;
            max-width: 400px;
            margin: 20px auto;
            text-align: center;
        }

        .token-display {
            width: 80%;
            height: 150px;
            resize: none;
            font-family: monospace;
            font-size: 14px;
            padding: 5px;
            border: 1px solid #3e8e41;
            border-radius: 5px;
            background-color: var(--white-color);
            color: var(--text-color);
        }

        .user-info h2 {
            margin-bottom: 10px;
            color: var(--text-color);
        }

        .control-section {
            background-color: var(--white-color);
            border-radius: 10px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            padding: 20px;
            width: 100%;
            max-width: 400px;
            margin: 20px auto;
            text-align: center;
        }

        #door {
            width: 200px;
            height: 300px;
            margin: 20px auto;
            background-color: #ddd;
            position: relative;
            overflow: hidden;
            border-radius: 10px;
            cursor: pointer;
        }

        #door-state {
            height: 100%;
            width: 100%;
            background-color: red;
            transition: background-color 0.5s;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 20px;
            position: relative;
        }

        #door-animation {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 0%;
            background-color: rgba(255, 255, 255, 0.4);
            transition: height 10s;
        }

        .button {
            margin: 10px;
            padding: 10px 20px;
            font-size: 16px;
            cursor: pointer;
            background-color: var(--primary-color);
            color: var(--white-color);
            border: none;
            border-radius: 5px;
            transition: background-color 0.3s;
        }

        .button:hover {
            background-color: #3e8e41;
        }

        .hidden {
            display: none;
        }

        .status {
            margin: 10px 0;
            font-size: 16px;
        }

        .error-message {
            color: var(--error-color);
            margin-top: 10px;
        }