Tznius for men – skin-tight pants, bicycle clothing, blue shirts, colorful socks and more

Why do women get hammered to dress modestly, while some men walk around with tight shorts and tank tops?
What about super tight-fitting pants?
White shirts vs. blue shirts?
No socks? Colorful socks?
Tight-fitting bike clothing?
How do standards change over time?
What about other areas of Tznius?
Living above your means? Driving a car you can’t afford?