.pwa-install{position:fixed;left:max(12px,env(safe-area-inset-left));bottom:max(12px,env(safe-area-inset-bottom));z-index:88;border:1px solid #0a376b;border-radius:999px;background:#fff;color:#06366d;padding:10px 14px;box-shadow:0 10px 28px rgba(5,38,76,.2);font:800 13px/1.2 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;cursor:pointer}
.pwa-update{position:fixed;left:50%;bottom:max(16px,env(safe-area-inset-bottom));z-index:1000;width:min(520px,calc(100vw - 24px));transform:translateX(-50%);display:flex;align-items:center;gap:10px;border:1px solid #b9d2eb;border-radius:16px;background:#fff;color:#14243a;padding:12px;box-shadow:0 18px 50px rgba(5,38,76,.28);font:600 13px/1.35 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
.pwa-update span{flex:1}.pwa-update button{border:0;border-radius:10px;padding:9px 12px;font-weight:850;cursor:pointer}.pwa-update .pwa-update-now{background:#0b5fa5;color:#fff}.pwa-update .pwa-update-later{background:#edf3f9;color:#27415f}
.pwa-help{position:fixed;inset:0;z-index:1100;display:grid;place-items:center;padding:20px;background:rgba(8,28,50,.58)}
.pwa-help[hidden]{display:none}.pwa-help-card{width:min(430px,100%);border-radius:20px;background:#fff;color:#14243a;padding:22px;box-shadow:0 25px 80px rgba(0,0,0,.3);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}.pwa-help-card h2{margin:0 0 10px;font-size:21px}.pwa-help-card p{margin:8px 0;line-height:1.5}.pwa-help-card ol{margin:.8rem 0;padding-left:1.35rem;display:grid;gap:.65rem;line-height:1.45}.pwa-help-card button{width:100%;margin-top:10px;border:0;border-radius:12px;background:#0b5fa5;color:#fff;padding:11px;font-weight:850;cursor:pointer}
@media(max-width:520px){.pwa-install{font-size:12px;padding:9px 12px}.pwa-update{bottom:max(10px,env(safe-area-inset-bottom));flex-wrap:wrap}.pwa-update span{flex-basis:100%}}