.pwa-offline-banner { display: none; margin: 12px 0; font-weight: 700; color: var(--muted); }
.pwa-home-install { background: var(--accent); padding-block: 12px; text-align: center; }
.pwa-home-install[hidden] { display: none; }
html[data-pwa-offline=true] .pwa-offline-banner { display: block; }
html[data-pwa-offline=true] .page-home .welcome-card,
html[data-pwa-offline=true] .page-home .welcome-video-dialog { display: none; }
[data-pwa-blocked], html[data-pwa-offline=true] form button { opacity: .42; cursor: not-allowed; }
.pwa-downloads .content-card { margin-top: 18px; }
.pwa-downloads .content-card > * + * { margin-top: 14px; }
.pwa-downloads button:disabled { opacity: .45; cursor: not-allowed; }
.pwa-downloads progress { width: 100%; }
.pwa-downloads button { white-space: normal; }
.pwa-library-group + .pwa-library-group { margin-top: 24px; }
.pwa-library-row { display: grid; gap: 10px; padding: 16px 0; border-bottom: 1px solid var(--divider); }
.pwa-library-row a { font-weight: 700; }
.pwa-library-row small { color: var(--muted); }
.pwa-library-row button { justify-self: start; }
.pwa-action-notice { font-size: .85rem; color: var(--muted); margin-top: 10px; }
.pwa-toast { position: fixed; z-index: 50; inset: auto 16px 100px; padding: 16px; background: var(--surface, white); border: 1px solid var(--divider, #ccc); border-radius: 16px; box-shadow: 0 5px 20px #0002; }
.pwa-toast:empty { display: none; }
.page-chapter .content-card > video { width: 100%; border-radius: 18px; }
.pwa-downloads [hidden] { display: none; }
.media-card > [data-pwa-text=downloadVideo] { margin-top: 0; }
@media (min-width:768px) {
    .pwa-downloads { max-width: 850px; margin-inline: auto; }
    .pwa-library-row { grid-template-columns: minmax(0, 1fr) auto; }
    .pwa-library-row small { grid-column: 1; }
    .pwa-library-row button { grid-column: 2; grid-row: 1 / span 2; align-self: center; }
    .media-card > [data-pwa-text=downloadVideo] { grid-column: 2; }
    .pwa-toast { max-width: 650px; margin-inline: auto; }
}
@media (max-width:359px) {
    .pwa-downloads .content-card { padding: 16px; }
    .pwa-downloads button { max-width: 100%; font-size: .85rem; }
}