/* ── SPACE SHOOTER: spielspezifisch ── */
.overlay { background: rgba(6,8,18,0.80) !important; }
main {
  flex: 1;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 28px 20px 40px;
}