.admin-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
}

.admin-grid > section {
  min-width: 0;
  padding: 0 30px;
}

.admin-grid > section:first-child {
  padding-left: 0;
  border-right: 1px solid var(--line);
}

.admin-grid > section:last-child {
  padding-right: 0;
}

.backup-dialog {
  width: min(680px, calc(100% - 32px));
}

.backup-panel {
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--card, #fff);
}

.backup-panel h3 { margin-top: 0; }
.backup-panel p { color: var(--muted); line-height: 1.55; }
.backup-panel button { margin-top: 8px; }
.backup-panel .msg { margin-bottom: 0; }

@media (max-width: 900px) {
  .admin-grid { grid-template-columns: 1fr; }
  .admin-grid > section { padding: 24px 0; }
  .admin-grid > section:first-child {
    padding-top: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .admin-grid > section:last-child { padding-bottom: 0; }
}