Test cricket played into the evening behaves differently from the daytime version, and the differences are physical rather than atmospheric. Ball, light and dew each change what is possible in a session.
The pink ball is built to stay visible
A red ball becomes hard to see under floodlights, so the day-night format required a colour that reads against both the pitch and the sightscreen after dark.
Achieving that visibility requires more coating on the leather, and the extra layer changes the ball's surface properties for the whole innings.
A more heavily finished ball keeps its shine for longer, so conventional swing remains available deeper into an innings than players are used to.
The seam wears differently
The stitching on a pink ball is often coloured to remain visible, and the thread treatment alters how quickly the seam flattens.
A harder, prouder seam for longer means seam movement off the surface persists into the middle overs, when a red ball would usually have gone soft.
Spinners often find the opposite. A ball that keeps its coating grips less on a dry surface, which is why day-night matches tilt towards seam bowling even in countries where spin dominates.
Twilight is the decisive period
The interval when natural light fades and floodlights take over is consistently the hardest time to bat, and the effect is not entirely explained by the ball.
Depth perception is unreliable while the two light sources overlap, and the background against which the ball is picked up changes within a single over.
Captains therefore plan the day around that window, holding back their best bowlers and timing declarations so the opposition begins an innings inside it.
Dew rewrites the evening
In humid venues, moisture settles on the outfield after dark and transfers to the ball, making it slippery and difficult to grip.
A wet ball swings less, turns less and is harder to control, so a bowling side that dominated at dusk can find the same conditions unrecognisable an hour later.
Batting sides plan for this directly, absorbing pressure through twilight in the knowledge that the later evening is likely to be easier.
What it does to the shape of a match
The day splits into distinct phases rather than three broadly similar sessions, and each phase favours a different discipline.
Matches finish faster on average, because the periods of genuine difficulty are concentrated and wickets fall in clusters.
That compression is why day-night Tests produce fewer draws, and why the toss carries more weight than in the daytime game.