:root { color-scheme: dark; background: #0b0d10; color: #eee9df; font-family: system-ui, sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; width: 100%; height: 100svh; overflow: hidden; }
.satellite-scene { position: fixed; inset: 0; }
canvas { display: block; width: 100%; height: 100%; opacity: 0; }
.mark-fallback { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: min(45vw, 36vh, 320px); filter: invert(1); }
.scene-ready canvas { opacity: 1; }
.scene-ready .mark-fallback { display: none; }