#skk-install-banner{position:fixed;left:16px;right:16px;bottom:16px;z-index:10000;display:none;max-width:720px;margin:auto;background:#fff;color:#14213d;border:1px solid #dbe3f2;border-radius:16px;box-shadow:0 16px 42px rgba(20,33,61,.18);padding:14px 16px;align-items:center;gap:14px;font-family:Inter,Segoe UI,Arial,sans-serif}
#skk-install-banner.show{display:flex}
#skk-install-banner .skk-install-icon{width:46px;height:46px;border-radius:12px;flex:0 0 auto}
#skk-install-banner .skk-install-copy{min-width:0;flex:1}
#skk-install-banner strong{display:block;font-size:15px;line-height:1.25}
#skk-install-banner span{display:block;margin-top:3px;color:#667085;font-size:12px;line-height:1.4}
#skk-install-banner .skk-install-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
#skk-install-banner button{min-height:40px;border-radius:9px;padding:0 13px;font:inherit;font-size:13px;font-weight:700;cursor:pointer}
#skk-install-now{border:1px solid #245be0;background:#245be0;color:#fff}
#skk-install-later{border:1px solid #dbe3f2;background:#fff;color:#40516e}
#skk-ios-help{position:fixed;inset:0;z-index:10001;display:none;place-items:center;padding:20px;background:rgba(20,33,61,.5)}
#skk-ios-help.show{display:grid}
#skk-ios-help .skk-ios-card{width:min(460px,100%);background:#fff;border-radius:18px;padding:22px;color:#14213d;font-family:Inter,Segoe UI,Arial,sans-serif}
#skk-ios-help h2{margin:0 0 8px;font-size:20px}
#skk-ios-help p,#skk-ios-help li{color:#5b6981;font-size:14px;line-height:1.55}
#skk-ios-help button{width:100%;min-height:44px;margin-top:12px;border:0;border-radius:9px;background:#245be0;color:#fff;font:inherit;font-weight:700}
@media(max-width:600px){#skk-install-banner{align-items:flex-start;flex-wrap:wrap}#skk-install-banner .skk-install-actions{width:100%}#skk-install-banner .skk-install-actions button{flex:1}}