:root{color-scheme:dark;font-family:system-ui,-apple-system,Segoe UI,sans-serif}*{margin:0;padding:0;box-sizing:border-box}body{overflow:hidden;background:#0b0e13}#scene{display:block;width:100vw;height:100vh}#overlay{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;background:#0b0e13d1;color:#e8edf4;text-align:center;z-index:10}#overlay.hidden{display:none}#overlay h1{font-size:clamp(2rem,6vw,3.5rem);font-weight:600;letter-spacing:.06em}#overlay p{font-size:.95rem;opacity:.7}#start{margin-top:.5rem;padding:.7rem 1.6rem;font:inherit;color:#0b0e13;background:#e8edf4;border:0;border-radius:999px;cursor:pointer}#start:hover{background:#fff}#crosshair{position:fixed;top:50%;left:50%;width:5px;height:5px;margin:-2.5px 0 0 -2.5px;border-radius:50%;background:#ffffffa6;pointer-events:none;opacity:0;transition:opacity .2s ease}#crosshair.visible{opacity:1}#hint{position:fixed;left:50%;bottom:1.5rem;transform:translate(-50%);max-width:min(90vw,46rem);padding:.6rem 1.1rem;border-radius:999px;background:#0b0e13b3;color:#e8edf4;font-size:.85rem;text-align:center;pointer-events:none;opacity:0;transition:opacity .25s ease;z-index:20}#hint.visible{opacity:1}#status{position:fixed;top:1.2rem;left:50%;transform:translate(-50%);max-width:min(92vw,52rem);padding:.55rem 1.2rem;border-radius:999px;background:#0b0e13b8;color:#f2f6fb;font-size:.9rem;letter-spacing:.02em;text-align:center;pointer-events:none;opacity:0;transition:opacity .25s ease;z-index:20}#status.visible{opacity:1}