#menuInstall[hidden],#installPromotion[hidden]{display:none!important}
#installPromotion{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px 12px;margin:6px 0 10px;padding:10px 12px;border:1px solid #6479b5;border-radius:14px;background:#182644;color:#f2f5ff;font-size:13px;line-height:1.4}
#installPromotion button,#installGuide button{min-height:44px;padding:8px 14px;border:1px solid #8ca4d9;border-radius:10px;background:#263e69;color:#fff;font:inherit;cursor:pointer}
#installPromotionDismiss{background:transparent!important}
#installPromotion button:focus-visible,#installGuide button:focus-visible{outline:3px solid #ffd576;outline-offset:3px}
#installGuide{width:min(420px,calc(100vw - 32px));box-sizing:border-box;padding:24px;border:1px solid #8ca4d9;border-radius:18px;background:#172442;color:#f2f5ff;line-height:1.6;max-height:calc(100dvh - 40px);overflow:auto}
#installGuide::backdrop{background:#050d25b8}
#installGuide h2{margin:0 0 12px;font-size:22px}
#installGuide p{margin:0 0 20px}
@media(display-mode:standalone){#installPromotion,#menuInstall{display:none!important}}
/* Never displace the fixed-height game/HUD while a round is immersive. */
body.immersive #installPromotion{display:none!important}