.bl-app-nav{display:none}
.bl-install-banner{background:#0d2039;border-bottom:1px solid #315880;color:#fff;padding:12px 20px}
.bl-install-banner-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px}
.bl-install-banner-brand{display:flex;align-items:center;gap:12px;font-family:Inter,Arial,sans-serif}
.bl-install-banner-brand img{border-radius:9px;flex-shrink:0}.bl-install-banner-brand strong{display:block;font-size:16px;line-height:1.4}.bl-install-banner-brand small{display:block;font-size:14px;line-height:1.5;color:#c2d5ee}
.bl-install-banner button{background:#1976df;color:#fff;border:1px solid #549bff;border-radius:9px;padding:12px 16px;min-height:46px;font:700 14px/1.4 Inter,Arial,sans-serif;cursor:pointer;flex-shrink:0}
.bl-install-banner button:focus-visible{outline:3px solid #fff;outline-offset:3px}
@media(max-width:520px){.bl-install-banner{padding:12px 18px}.bl-install-banner-inner{flex-wrap:wrap;gap:10px}.bl-install-banner button{width:100%}}
@media(display-mode:standalone){.bl-install-banner{display:none}}
html.bl-ios-standalone .bl-install-banner,.bl-install-banner[hidden]{display:none}
.bl-install-dialog{color:#f4f7fc;background:#0c1420;border:1px solid #334761;border-radius:18px;padding:26px;max-width:440px;width:calc(100% - 40px);box-sizing:border-box;font:16px/1.6 Inter,Arial,sans-serif}
.bl-install-dialog::backdrop{background:#000b}
.bl-install-dialog h2{margin:0 0 12px;font-size:24px}
.bl-install-dialog button{background:#1670dc;color:white;border:0;border-radius:9px;padding:12px 18px;font:inherit;cursor:pointer}
.bl-install-dialog li{margin:10px 0}.bl-install-dialog a{color:#83bdff}
.bl-install-dialog :focus-visible,.bl-app-nav :focus-visible{outline:3px solid #83bdff;outline-offset:3px}
@media(display-mode:standalone){
 body.bl-has-app-nav{padding-bottom:calc(82px + env(safe-area-inset-bottom,0px))!important}
 .bl-app-nav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:900;justify-content:center;gap:4px;padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px));background:#08111ff5;border-top:1px solid #2c405b;backdrop-filter:blur(16px)}
 .bl-app-nav a{flex:1;max-width:180px;text-align:center;color:#c6d2e2;text-decoration:none;font:600 14px/1.3 Inter,Arial,sans-serif;padding:12px 3px;border-radius:9px}
 .bl-app-nav a[aria-current=page]{background:#12365e;color:#fff}
}
html.bl-ios-standalone body.bl-has-app-nav{padding-bottom:calc(82px + env(safe-area-inset-bottom,0px))!important}
html.bl-ios-standalone .bl-app-nav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:900;justify-content:space-around;padding:12px 8px calc(12px + env(safe-area-inset-bottom,0px));background:#08111f;border-top:1px solid #2c405b}
html.bl-ios-standalone .bl-app-nav a{color:#fff;text-decoration:none;font:600 14px/1.3 Arial,sans-serif;padding:10px}

/* Illustrated installation guide */
.bl-install-dialog{max-width:500px;max-height:88vh;max-height:88dvh;overflow-y:auto;overscroll-behavior:contain;padding:20px}
.bl-guide-heading{display:flex;gap:12px;align-items:start;position:sticky;top:-20px;background:#0c1420;padding:12px 0;z-index:1}.bl-guide-heading h2{font-size:23px;line-height:1.3;margin:0;flex:1}.bl-guide-heading form{margin:0}.bl-install-dialog .bl-guide-close{background:#24364e;min-width:44px;min-height:44px;padding:8px}
.bl-guide-label{display:block;font-size:14px;font-weight:600;margin:8px 0}.bl-install-dialog select{box-sizing:border-box;width:100%;min-height:48px;border:1px solid #597391;border-radius:9px;background:#132237;color:#fff;padding:10px;font:16px Inter,Arial,sans-serif}
.bl-guide-caption{font-size:14px;color:#aebed1;line-height:1.5}.bl-guide-step{margin:24px 0;border-bottom:1px solid #30435c;padding-bottom:18px}.bl-guide-step h3{font-size:18px;line-height:1.4;margin:0 0 12px}.bl-guide-step img{display:block;width:100%;height:auto;border-radius:12px;background:#f5f7fb}.bl-guide-step p{font-size:16px;line-height:1.6;margin:12px 0 0}.bl-guide-help{font-size:14px;line-height:1.6;background:#132943;border-radius:9px;padding:12px}