:root {
  --bg-dark: #0d0f12;
  --text-main: #eaeaea;
  --text-muted: #9a9a9a;
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 2rem 1.5rem;
  min-height: 100vh;

  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.7;

  display: flex;
  flex-direction: column;
  align-items: center;
}

header,
main,
footer {
  width: 100%;
  max-width: 800px;
}

main {
  flex: 1;
}

header h1 {
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

header p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
}