/* Official site ④ install-only control. All selectors scoped, no game changes. */
.pv-entry-cta{display:flex;justify-content:flex-end;align-items:center;margin:0 0 12px;padding:0}
.pv-entry-actions{display:flex;justify-content:flex-end;min-width:0}
.pv-entry-btn--install{display:inline-flex;justify-content:center;align-items:center;gap:6px;min-height:44px;padding:9px 18px;border:2px solid #1696bb;border-radius:12px;background:linear-gradient(180deg,#ffffff,#dff8ff);box-shadow:0 3px 0 #07799e;color:#044b74!important;font-size:clamp(13px,1.1vw,15px);line-height:1.35;font-weight:800;text-decoration:none;cursor:pointer}
.pv-entry-btn--install:hover{filter:brightness(1.03)}
.pv-entry-btn--install:focus-visible,.pv-install-close:focus-visible{outline:3px solid #c96b00;outline-offset:3px}
.pv-install-help{border:2px solid #35acd7;border-radius:16px;max-width:min(92vw,490px);box-shadow:0 10px 38px #092f5980;padding:20px 22px;background:#fff;color:#08355b;line-height:1.65}
.pv-install-help::backdrop{background:#09233cb3}
.pv-install-help h2{font-size:20px;line-height:1.4;margin:0 0 10px}
.pv-install-help p{margin:10px 0}
.pv-install-help ol{padding-left:23px;margin:8px 0 12px}
.pv-install-close{display:block;margin-left:auto;background:#087fcc;color:#fff;border:0;border-radius:9px;padding:9px 17px;min-height:44px;font-weight:bold;cursor:pointer}
@media(max-width:700px){.pv-entry-cta{margin-bottom:12px}.pv-entry-actions{width:100%}.pv-entry-btn--install{width:100%;min-height:46px;font-size:14px}}