@import url("https://fonts.googleapis.com/css2?family=Press+Start+2P&family=Inter&display=swap");

:root {
  --font-size-base: 1rem;
  --font-size-large: 1.5rem;
  --primary-color: white;
  --secondary-color: black;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  background-color: var(--secondary-color);
  color: var(--primary-color);
  font-family: "Inter", Arial, sans-serif;
}

header, footer, main {
  display: flex;
  justify-content: center;
  align-items: center;
}

header {
  margin-top: 15px;
  height: 100px;
  font-size: var(--font-size-large);
  flex-direction: column;
}

h1 {
  font-family: "Press Start 2P", serif;
  font-size: clamp(1.5rem, 5vw, 2rem);
}

footer {
  height: 50px;
}

main {
  flex-direction: column;
  padding: 0 3%;
}

.game {
  text-align: center;
  width: 100%;
}

.gameCanvas {
  border: 1px solid var(--primary-color);
  padding: 10px;
  max-width: 480px;
  width: 90%;
  margin: 1rem auto;
}

.gameButtons button {
  font-size: calc(var(--font-size-base) * 1.2);
  background-color: var(--secondary-color);
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
  width: 160px;
  margin: 0.5em 0.25em;
  padding: 0.5em 1em;
  cursor: pointer;
}

.gameButtons button:hover {
  background-color: var(--primary-color);
  color: var(--secondary-color);
}

.rules {
  width: 100%;
  display: flex;
  flex-direction: column;
  padding: 0 7%;
  box-sizing: border-box;
}

.rules h2 {
  margin-top: 5%;
  margin-bottom: 5%;
}

.rules ol {
  width: 100%;
  padding-left: 20px;
}

.rules li {
  margin-bottom: 2rem;
}

@media only screen and (min-width: 600px) {
  .gameCanvas {
    width: 80%;
  }

  .gameButtons button {
    width: 140px;
  }

  .rules {
    padding: 0 5%;
  }
}

@media only screen and (min-width: 768px) {
  .gameCanvas {
    width: 75%;
  }

  .gameButtons button {
    width: 180px;
  }
}

@media only screen and (min-width: 1100px) {
  main {
    flex-direction: row;
    height: calc(100vh - 165px);
  }

  .game, .rules {
    width: 50%;
  }

  .gameCanvas {
    max-width: 480px;
    width: 90%;
  }

  .rules li {
    margin-bottom: 2rem;
  }
}