Yes. Steins Gate 0 builds upon the story and lore of Steins Gate 1. Without experiencing Steins Gate 1, you may be confused by the events, references, and character developments in Steins Gate 0. The first game sets the foundation for the entire series, so it's almost essential to play it before delving into Steins Gate 0.
Steins; Gate 0 anime doesn't ruin the original visual novel. It continues the story in a meaningful way. The themes and ideas from the visual novel are carried over and developed further. It has its own narrative arc that, while different from the visual novel, still fits within the overall Steins; Gate universe and enriches it.
Sure, Steins Gate 0 is a new story. It delves deeper into the aftermath and alternate possibilities of the events from the first Steins Gate, giving fans a whole new perspective.
Yes. Steins Gate 0 continues the story from Steins Gate 1. There are numerous references to events, characters' past actions, and the overall situation that was set up in the first game. If you don't play Steins Gate 1, you'll likely be lost when it comes to understanding why certain things are happening in Steins Gate 0.
Sure does! The manga of Steins Gate expands on the story and characters from the original source. It offers a different visual take on the popular series.