.pwa-install-banner {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: calc(12px + env(safe-area-inset-bottom, 0px));
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 14px;
    border-radius: 14px;
    background: var(--bg-card, #ffffff);
    color: var(--text-main, #1f2937);
    border: 1px solid var(--border-soft, #d1d5db);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.18);
    font-family: "IranSans", "YekanNumber", sans-serif;
    animation: pwaSlideUp 180ms ease-out;
}

.pwa-install-title {
    font-size: 0.98rem;
    font-weight: 700;
    margin: 0;
}

.pwa-install-message {
    color: var(--text-muted, #6b7280);
    line-height: 1.7;
    margin: 0;
    font-size: 0.9rem;
}

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

.pwa-install-btn {
    border-radius: 10px;
    padding: 9px 12px;
    cursor: pointer;
    font: inherit;
    font-size: 0.9rem;
    transition: transform 120ms ease, opacity 120ms ease;
}

.pwa-install-btn:hover {
    opacity: 0.94;
}

.pwa-install-btn:active {
    transform: translateY(1px);
}

.pwa-install-btn-primary {
    border: none;
    background: var(--primary, #0b5ed7);
    color: #fff;
}

.pwa-install-btn-secondary {
    border: 1px solid var(--border-soft, #d1d5db);
    background: transparent;
    color: var(--text-main, #1f2937);
}

@keyframes pwaSlideUp {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (min-width: 768px) {
    .pwa-install-banner {
        max-width: 420px;
        left: auto;
        right: 16px;
    }
}