:root{--bg:#0d0f12;--fg:#f3f5f7;--muted:#9aa3ad;--accent:#35c3ff;--panel:#0d0f12b8;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--fg);margin:0;overflow:hidden}#stage{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}#stage.mirrored{transform:translate(-50%,-50%)scaleX(-1)}#stage video,#stage canvas{width:100%;height:100%;position:absolute;inset:0}#stage video{object-fit:fill;background:#000}#intro{text-align:center;background:var(--bg);flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:24px;display:flex;position:absolute;inset:0}#intro[hidden]{display:none}#intro h1{margin:0;font-size:1.6rem;font-weight:650}#intro p{max-width:34rem;color:var(--muted);margin:0;line-height:1.45}#intro .note{font-size:.8rem}button,.btn,.file{font:inherit;color:var(--fg);cursor:pointer;background:#1d232b;border:1px solid #2c343e;border-radius:10px;align-items:center;gap:6px;min-height:44px;padding:10px 14px;display:inline-flex}#start{background:var(--accent);color:#041018;border:none;padding:12px 22px;font-weight:650}#start:disabled{opacity:.6}.file input,.btn input{display:none}#stats{top:calc(8px + env(safe-area-inset-top));background:var(--panel);pointer-events:none;border-radius:8px;min-height:1em;padding:6px 10px;font-size:12px;position:absolute;left:8px;right:8px}#stats:empty{display:none}#controls{bottom:calc(10px + env(safe-area-inset-bottom));flex-wrap:wrap;justify-content:center;gap:6px;display:flex;position:absolute;left:8px;right:8px}#controls button,#controls .btn,#controls .fov{background:var(--panel);padding:8px 12px;font-size:14px}.fov{border-radius:10px;align-items:center;gap:6px;min-height:44px;display:inline-flex}.fov input{width:110px}