.pwa-banner {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: max(12px, env(safe-area-inset-bottom, 12px));
    z-index: 1080;
    width: min(420px, calc(100vw - 24px));
    background: linear-gradient(145deg, #1a1f2e 0%, #0d1117 100%);
    border: 1px solid rgba(103, 232, 255, 0.35);
    border-radius: 14px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55);
    padding: 14px 16px;
    color: #e8fdff;
    font-size: 0.9rem;
    line-height: 1.45;
    animation: pwa-banner-in 0.35s ease-out;
}

.pwa-banner[hidden] {
    display: none !important;
}

.pwa-banner-title {
    font-weight: 700;
    margin: 0 0 4px;
    font-size: 1rem;
}

.pwa-banner-text {
    margin: 0 0 12px;
    opacity: 0.92;
}

.pwa-banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pwa-banner-actions button {
    flex: 1 1 auto;
    min-width: 100px;
    border: none;
    border-radius: 8px;
    padding: 8px 12px;
    font-weight: 600;
    cursor: pointer;
}

.pwa-banner-primary {
    background: linear-gradient(90deg, #2b8cff, #67e8ff);
    color: #06111d;
}

.pwa-banner-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: #c8e8ff;
}

.pwa-banner-close {
    position: absolute;
    top: 8px;
    right: 10px;
    background: transparent;
    border: none;
    color: #8ab4c7;
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    padding: 4px;
}

@keyframes pwa-banner-in {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@media (display-mode: standalone) {
    .pwa-banner--install {
        display: none !important;
    }
}