Condensed Balance Sheets - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 156,974,000	$ 61,695,000
Short-term investments	32,431,000
Prepaid expenses and other current assets	1,698,000	528,000
Total current assets	191,103,000	62,223,000
Property and equipment, net	2,963,000	81,000
Restricted cash	216,000	0
Prepaid and other long-term assets	23,000	12,000
Long-term investments	2,238,000
Right-of-use assets	2,860,000	210,000
Total assets	199,403,000	62,526,000
Current liabilities:
Accounts payable	1,249,000	727,000
Accrued expenses and other current liabilities	3,838,000	633,000
Loan payable		36,000
Short-term operating lease liabilities	554,000	223,000
Total current liabilities	5,641,000	1,619,000
Long-term operating lease liabilities	2,431,000
Total liabilities	8,072,000	1,619,000
Commitments and contingencies (Note 9)
Stockholders' equity
Preferred stock, $0.0001 par value; 10,000,000 and 0 shares authorized as of September 30, 2021 and December 31, 2020; 0 and 0 shares issued and outstanding as of September 30, 2021 and December 31, 2020, respectively
Common stock, $0.0001 par value; 300,000,000 and 25,300,080 shares authorized as of September 30, 2021 and December 31, 2020, respectively; 29,041,708 and 11,953,107 shares issued and outstanding as of September 30, 2021 and December 31, 2020, respectively	2,000	1,000
Additional paid-in capital	226,359,000	13,343,000
Accumulated other comprehensive income	2,000
Accumulated deficit	(35,032,000)	(8,175,000)
Total stockholders' equity	191,331,000	5,169,000
Total liabilities and stockholders' equity	$ 199,403,000	62,526,000
Series A Convertible Preferred Stock
Current liabilities:
Series A convertible preferred stock, $0.0001 par value; 0 and 7,064,925 shares authorized as of September 30, 2021 and December 31, 2020; 0 and 7,064,925 shares issued and outstanding as of September 30, 2021 and December 31, 2020, respectively		$ 55,738,000