.pwa-install-modal{position:fixed;inset:0;display:none;place-items:end center;background:rgba(2,6,23,.45);z-index:9999;padding:16px}
.pwa-install-card{width:min(520px,100%);background:#fff;border-radius:18px;padding:18px;box-shadow:0 20px 50px rgba(2,6,23,.35);border:1px solid rgba(148,163,184,.28)}
.pwa-install-card h3{margin:0 0 6px;font-size:1.1rem}.pwa-install-card p{margin:0;color:#334155}
.pwa-install-actions{display:flex;gap:8px;margin-top:14px}
.pwa-btn{flex:1;height:44px;border-radius:12px;border:0;font-weight:700;cursor:pointer}
.pwa-btn-primary{background:linear-gradient(135deg,#1f4aa2,#6610f2);color:#fff}
.pwa-btn-ghost{background:#f1f5f9;color:#0f172a}
@media (prefers-color-scheme: dark){.pwa-install-card{background:#0f172a;color:#e2e8f0}.pwa-install-card p{color:#94a3b8}.pwa-btn-ghost{background:#1e293b;color:#e2e8f0}}
.pwa-push-optin{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(100px + env(safe-area-inset-bottom,0px));z-index:9998;width:min(520px,calc(100% - 24px));background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:14px 16px;box-shadow:0 12px 32px rgba(2,6,23,.18)}
.pwa-push-optin p{margin:0 0 10px;font-size:.92rem;color:#334155}
.pwa-push-optin-actions{display:flex;gap:8px}
@media (prefers-color-scheme: dark){.pwa-push-optin{background:#0f172a;border-color:#334155}.pwa-push-optin p{color:#cbd5e1}}