:root {
  color-scheme: dark;
  --bg: #0b0710;
  --text: #f3eefb;
  --text-muted: #b9aecb;
  --accent: #9b5cf6;
}
html,
body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
body {
  display: grid;
  place-items: center;
  text-align: center;
  padding: 0 16px;
}
h1 {
  margin: 0 0 16px;
}
button {
  font: inherit;
  padding: 12px 24px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
button:hover {
  filter: brightness(1.1);
}
.muted {
  color: var(--text-muted);
  min-height: 1.5em;
}