body { padding: 0; margin: 0; background: #1b2129; font-family: "Segoe UI", system-ui, Arial, sans-serif }
#unity-container { position: absolute }
#unity-container.unity-desktop { left: 50%; top: 50%; transform: translate(-50%, -50%) }
#unity-container.unity-mobile { position: fixed; width: 100%; height: 100% }
#unity-canvas { background: #231F20; display: block }
.unity-mobile #unity-canvas { width: 100%; height: 100% }
#unity-loading-bar { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: none; text-align: center }
#unity-logo { width: 154px; height: 130px; margin: 0 auto; background: url('unity-logo-dark.png') no-repeat center }
#unity-progress-bar-empty { width: 141px; height: 18px; margin: 10px auto 0; background: url('progress-bar-empty-dark.png') no-repeat center }
#unity-progress-bar-full { width: 0%; height: 18px; background: url('progress-bar-full-dark.png') no-repeat center }
#unity-loading-text { margin-top: 10px; color: #c9d1db; font-size: 14px }
#unity-footer { display: flex; align-items: center; gap: 12px; padding: 8px 0 }
.unity-mobile #unity-footer { display: none }
#unity-build-title { flex: 1; color: #e6eaef; font-size: 16px; font-weight: 600 }
#unity-fullscreen-button {
  display: inline-flex; align-items: center; gap: 8px;
  font: inherit; font-size: 15px; font-weight: 600;
  color: #ffffff; background: #1d5fa6; border: none; border-radius: 8px;
  padding: 8px 16px; cursor: pointer;
}
#unity-fullscreen-button:hover { background: #174f8c }
#unity-fullscreen-button:disabled { opacity: .5; cursor: default }
#unity-fullscreen-button svg { width: 20px; height: 20px }
#unity-warning { position: absolute; left: 50%; top: 5%; transform: translate(-50%); background: white; padding: 10px; display: none }