*{box-sizing:border-box}html,body{margin:0;height:100%;background:#000;color:#fff;font-family:Inter,Suisse Intl,Segoe UI,sans-serif}#scene{position:fixed;inset:0;width:100%;height:100%;display:block}.switch{position:fixed;z-index:2;top:1.4rem;left:1.4rem}#switch-btn,#switch-list button{appearance:none;border:1px solid rgba(255,255,255,.45);background:#00000073;color:#fff;font:500 1.1rem/1 Inter,Suisse Intl,Segoe UI,sans-serif;letter-spacing:.06em;padding:.45rem .7rem;cursor:pointer}#switch-list{list-style:none;margin:.4rem 0 0;padding:0;display:flex;flex-direction:column;gap:.3rem}#switch-list[hidden]{display:none}#switch-list button[aria-selected=true]{background:#fff;color:#000;border-color:#fff}#switch-btn:focus-visible,#switch-list button:focus-visible{outline:1px solid #fff;outline-offset:2px}