/*
 * pwa-install.css — styling for the "Install app" / "Add to Home Screen" banner
 * rendered by pwa-install.js. Loaded on the main app (index.php) and the survey
 * portal (portal/index.php). Uses the shared :root palette (var(--primary-color) etc.).
 */

.pwa-install-banner {
    position: fixed;
    left: 50%;
    bottom: calc(16px + env(safe-area-inset-bottom));
    transform: translateX(-50%);
    z-index: 9998; /* below the popupBox backdrop (9999) so it tucks behind an open modal */
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: calc(100vw - 24px);
    box-sizing: border-box;
    padding: 12px 14px;
    background: #ffffff;
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.18);
    font-size: 14px;
    line-height: 1.35;
    animation: pwa-install-in 0.25s ease-out;
}

@keyframes pwa-install-in {
    from { opacity: 0; transform: translate(-50%, 12px); }
    to   { opacity: 1; transform: translate(-50%, 0); }
}

.pwa-install-banner__icon {
    width: 36px;
    height: 36px;
    flex: 0 0 36px;
    border-radius: 8px;
}

.pwa-install-banner__text {
    flex: 1 1 auto;
    min-width: 0;
}

.pwa-install-banner__text strong {
    display: block;
    font-weight: 600;
}

.pwa-install-banner__actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto;
}

.pwa-install-banner__install {
    appearance: none;
    border: none;
    cursor: pointer;
    background: var(--primary-color);
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 8px;
}

.pwa-install-banner__install:hover {
    background: var(--primary-hover);
}

.pwa-install-banner__dismiss {
    appearance: none;
    border: none;
    cursor: pointer;
    background: transparent;
    color: var(--text-muted);
    font-size: 20px;
    line-height: 1;
    padding: 4px 8px;
    border-radius: 6px;
}

.pwa-install-banner__dismiss:hover {
    background: var(--primary-bg-light);
    color: var(--text-color);
}

@media (prefers-color-scheme: dark) {
    .pwa-install-banner {
        background: #1f1f1f;
        color: #f1f1f1;
        border-color: #3a3a3a;
    }
    .pwa-install-banner__dismiss:hover {
        background: #2a2a2a;
        color: #ffffff;
    }
}