:root {
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 50% 0%, #2a1240 0%, #120820 60%, #0a0410 100%);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: #e8eef7;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 16px;
}

#game {
  border: 3px solid #5e2a55;
  border-radius: 10px;
  box-shadow:
    0 0 0 2px #1a0a2e,
    0 18px 50px rgba(0, 0, 0, 0.6),
    0 0 60px rgba(123, 60, 110, 0.35);
  background: #16213e;
  max-width: 100%;
  height: auto;
  image-rendering: auto;
  cursor: crosshair;
}

.hint {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.7;
  text-align: center;
}