*{box-sizing:border-box}body{margin:0;background:#bed4e3;color:#132332;font:16px system-ui}canvas{position:fixed;inset:0;width:100%;height:100%}main{position:relative;width:min(540px,calc(100% - 24px));margin:12px;padding:20px;border-radius:24px;background:#f8fbf5f2;max-height:calc(100dvh - 24px);overflow:auto}h1{margin:0 0 12px;font-size:24px}p{line-height:1.5}progress{width:100%;height:12px;accent-color:#0a84ff}.actions{display:flex;flex-wrap:wrap;gap:8px}button,a{font:inherit;min-height:44px;border:0;border-radius:14px;padding:12px;background:#dfe8ef;color:inherit;text-decoration:none}#start{background:#0875dc;color:#fff}button:disabled{opacity:.5}details{margin-top:16px}li{padding:8px 0;font-size:14px}#fpsRecorderPanel{display:none!important}