html, body { width: 100%; height: 100%; background: #111827; color: #f9fafb; font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; overflow: hidden }
body { padding: 0; margin: 0 }
#unity-container { position: fixed; inset: 0; display: grid; place-items: center; box-sizing: border-box; padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left) }
#unity-canvas { display: block; background: #231F20; max-width: 100%; max-height: 100% }
#unity-loading-bar { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: none }
#unity-logo { width: 154px; height: 130px; background: url('unity-logo-dark.png') no-repeat center }
#unity-progress-bar-empty { width: 141px; height: 18px; margin-top: 10px; margin-left: 6.5px; background: url('progress-bar-empty-dark.png') no-repeat center }
#unity-progress-bar-full { width: 0%; height: 18px; margin-top: 10px; background: url('progress-bar-full-dark.png') no-repeat center }
#unity-footer { display: none }
#unity-logo-title-footer { float:left; width: 102px; height: 38px; background: url('unity-logo-title-footer.png') no-repeat center }
#unity-build-title { float: right; margin-right: 10px; line-height: 38px; font-family: arial; font-size: 18px }
#unity-fullscreen-button { cursor:pointer; float: right; width: 38px; height: 38px; background: url('fullscreen-button.png') no-repeat center }
#unity-warning { position: fixed; left: 0; right: 0; top: 0; z-index: 10; background: transparent; padding: 10px; display: none }
#unity-rotate-prompt { display: none; position: fixed; inset: 0; z-index: 20; align-items: center; justify-content: center; background: #111827; color: #f9fafb; font-size: clamp(28px, 8vw, 48px); font-weight: 700; text-align: center }
#unity-container.requires-landscape #unity-canvas, #unity-container.requires-landscape #unity-loading-bar { visibility: hidden }
#unity-container.requires-landscape #unity-rotate-prompt { display: flex }