.app-update-banner[hidden],
#welcomeHero[hidden] {
  display: none !important;
}
.app-update-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px;
  margin: 0 24px 16px;
  border: 1px solid var(--accent);
  border-radius: 14px;
  background: var(--bg-secondary);
}
.app-update-banner strong {
  font-size: 20px;
}
.app-update-banner p {
  color: var(--text-secondary);
  margin: 6px 0 0;
}
.app-update-banner .btn {
  flex-shrink: 0;
}
.sandbox-upgrade-dialog {
  position: fixed;
  inset: 0;
  margin: auto;
  height: fit-content;
  background: var(--bg-primary, #13151b);
  color: var(--text-primary, #fff);
  border: 1px solid var(--border-color, #353943);
  border-radius: 20px;
  padding: 28px;
  width: min(560px, calc(100% - 32px));
  max-width: none;
  max-height: calc(100svh - 100px);
  overflow-y: auto;
  box-sizing: border-box;
}
.sandbox-upgrade-dialog::backdrop {
  background: rgba(0, 0, 0, 0.75);
}
.sandbox-upgrade-dialog h2 {
  font-size: 24px;
  margin: 0 0 16px;
}
.sandbox-upgrade-dialog p {
  line-height: 1.5;
}
.sandbox-upgrade-dialog .upgrade-note {
  font-size: 14px;
  color: var(--text-secondary);
}
.upgrade-progress {
  list-style: none;
  padding: 0;
  margin: 24px 0;
}
.upgrade-progress li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}
.upgrade-progress strong {
  overflow-wrap: anywhere;
}
.upgrade-progress span {
  color: var(--text-secondary);
}
.upgrade-progress [data-status='upgrading'] span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.upgrade-progress [data-status='upgrading'] span::before {
  content: '';
  width: 12px;
  height: 12px;
  box-sizing: border-box;
  flex: 0 0 12px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: sandbox-upgrade-spin 0.8s linear infinite;
}
@keyframes sandbox-upgrade-spin {
  to {
    transform: rotate(360deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  .upgrade-progress [data-status='upgrading'] span::before {
    animation: none;
  }
}
.upgrade-progress [data-status='done'] span {
  color: var(--accent);
}
.upgrade-progress small {
  flex-basis: 100%;
  color: var(--text-secondary);
  overflow-wrap: anywhere;
}
.upgrade-status {
  min-height: 1.5em;
  font-size: 13px;
  color: var(--text-secondary);
}
.upgrade-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}
@media (max-width: 700px) {
  .app-update-banner {
    margin: 0 12px 12px;
    padding: 16px;
    gap: 12px;
    flex-wrap: wrap;
  }
  .app-update-banner strong {
    font-size: 18px;
  }
  .sandbox-upgrade-dialog {
    margin: 0;
    position: fixed;
    inset: var(--pwa-header-height, 56px) 0 var(--app-bottom-inset, 0px);
    width: 100%;
    max-height: none;
    height: auto;
    border: 0;
    border-radius: 0;
    padding: 24px 20px;
  }
  .upgrade-actions {
    flex-wrap: wrap;
  }
}