:root{--sdv-pwa-primary:#4f46e5;--sdv-pwa-accent:#0ea5e9}
.sdv-pwa-banner,.sdv-pwa-toast{position:fixed;z-index:999999;left:16px;right:16px;bottom:16px;max-width:720px;margin:auto;background:#071326;color:#fff;border-radius:20px;padding:14px 16px;box-shadow:0 20px 60px rgba(2,6,23,.35);display:flex;align-items:center;justify-content:space-between;gap:12px;font:14px/1.35 system-ui}
.sdv-pwa-banner strong,.sdv-pwa-toast strong{display:block;font-size:16px;margin-bottom:3px}
.sdv-pwa-actions{display:flex;gap:8px;flex-wrap:wrap}
.sdv-pwa-btn{border:0;border-radius:14px;padding:10px 13px;font-weight:900;cursor:pointer;background:linear-gradient(135deg,var(--sdv-pwa-primary),var(--sdv-pwa-accent));color:white}
.sdv-pwa-btn.sdv-secondary{background:#fff;color:#071326}
@media(max-width:640px){.sdv-pwa-banner,.sdv-pwa-toast{align-items:flex-start;flex-direction:column}.sdv-pwa-actions{width:100%}.sdv-pwa-btn{flex:1}}