/**
 * PWA install banner, update toast, offline page.
 */

.pwa-install-banner {
    position: fixed;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10050;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.85rem 1rem;
    width: min(28rem, calc(100vw - 2rem));
    padding: 1rem 1.1rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgb(23 20 69 / 0.12);
    background: var(--surface-raised);
    box-shadow: 0 12px 40px rgb(23 20 69 / 0.18);
    animation: pwa-slide-up 0.35s ease;
}

@keyframes pwa-slide-up {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(1rem);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

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

.pwa-install-banner__icon img {
    display: block;
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
}

.pwa-install-banner__body {
    flex: 1 1 12rem;
    min-width: 0;
}

.pwa-install-banner__title {
    margin: 0 0 0.25rem;
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--gray-900);
}

.pwa-install-banner__desc {
    margin: 0;
    font-size: 0.8125rem;
    line-height: 1.45;
    color: var(--gray-600);
}

.pwa-install-banner__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    width: 100%;
}

@media (min-width: 480px) {
    .pwa-install-banner__actions {
        width: auto;
        flex-shrink: 0;
    }
}

.pwa-update-toast {
    position: fixed;
    top: 4.5rem;
    right: 1rem;
    z-index: 10051;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    max-width: min(22rem, calc(100vw - 2rem));
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid rgb(23 20 69 / 0.12);
    background: var(--surface-raised);
    box-shadow: var(--shadow-md);
    animation: pwa-slide-up 0.3s ease;
}

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

.pwa-update-toast__body {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    font-size: 0.8125rem;
    color: var(--gray-700);
}

.pwa-update-toast__body strong {
    color: var(--gray-900);
    font-size: 0.875rem;
}

.pwa-network-status {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10052;
    padding: 0.45rem 1rem;
    text-align: center;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #fff;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

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

.pwa-network-status--offline {
    background: #b45309;
}

.pwa-network-status--online {
    background: #059669;
}

.pwa-offline-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.25rem;
    background: linear-gradient(160deg, #f8f9fc 0%, rgb(23 20 69 / 0.06) 100%);
}

.pwa-offline-card {
    max-width: 24rem;
    text-align: center;
    padding: 2rem 1.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    background: var(--surface-raised);
    box-shadow: var(--shadow-sm);
}

.pwa-offline-card__icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgb(23 20 69 / 0.08);
    color: var(--primary);
    font-size: 1.75rem;
}

.pwa-offline-card h1 {
    margin: 0 0 0.5rem;
    font-size: 1.35rem;
}

.pwa-offline-card p {
    margin: 0 0 1.25rem;
    color: var(--gray-600);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.pwa-offline-card .btn {
    margin: 0.25rem;
}

@media (display-mode: standalone) {
    body.login-page {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
    }

    .top-header {
        padding-top: max(0.5rem, env(safe-area-inset-top));
    }

    .pwa-install-banner {
        bottom: max(1rem, env(safe-area-inset-bottom));
    }
}