:root {
  color-scheme: dark;
  --neon-pink: #ff4fa3;
  --neon-cyan: #38e8ff;
  --ink: #070417;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  display: grid;
  place-items: center;
  background:
    radial-gradient(1200px 600px at 50% -10%, #2a1145 0%, transparent 60%),
    radial-gradient(900px 500px at 80% 110%, #3a1030 0%, transparent 55%),
    #05030c;
  color: #e8e6f2;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  overflow: hidden;
}

.stage {
  width: min(96vw, 1180px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
}

#game {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  display: block;
  border-radius: 14px;
  background: #070417;
  border: 1px solid rgba(255, 79, 163, 0.35);
  box-shadow:
    0 0 0 1px rgba(56, 232, 255, 0.08),
    0 24px 80px rgba(255, 79, 163, 0.18),
    0 8px 24px rgba(0, 0, 0, 0.6);
}

.hint,
.meta {
  margin: 0;
  text-align: center;
  font-size: 12px;
  line-height: 1.7;
  color: rgba(232, 230, 242, 0.62);
}

.hint strong {
  color: var(--neon-cyan);
  font-weight: 600;
}

kbd {
  font: inherit;
  padding: 1px 5px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
}

.meta a {
  color: rgba(255, 79, 163, 0.9);
  text-decoration: none;
}

.meta a:hover {
  text-decoration: underline;
}

@media (max-width: 720px) {
  .hint {
    display: none;
  }
}