The Social Self-reliant

A ISTP sun-Libra blends hands-on mastery with social calibration. The self-reliant, mechanical, observant of ISTP meets the balances, weighs, finds the third option signature of Libra, producing someone who holds hands-on mastery like a private north star and channels it through social calibration.

Under stress this fusion can say nothing rather than say imperfectly — the ISTP default of withdrawal-into-system collides with the Libra pull toward social calibration.

Locked-in mode: they retreat inward, refusing all input until clarity arrives.