.backup-main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 28px;
}

.backup-main nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 18px 0;
}

.backup-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 20px 0;
}

.backup-summary article,
.backup-main section {
  border: 1px solid rgba(127,127,127,.25);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 14px;
}

#latest-grid > div,
#retention-grid > div,
#storage-grid > div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 5px 0;
}

.backup-table-wrap {
  overflow-x: auto;
}

.backup-main table {
  width: 100%;
  border-collapse: collapse;
}

.backup-main th,
.backup-main td {
  padding: 9px;
  text-align: left;
  border-bottom: 1px solid rgba(127,127,127,.2);
}

@media (max-width: 800px) {
  .backup-summary {
    grid-template-columns: 1fr;
  }

  .backup-main {
    padding: 16px;
  }
}

/*
 * Canonical application-shell layout.
 * app.css owns sidebar/workspace geometry.
 */
.workspace .backup-main {
  width: auto;
  max-width: none;
  margin: 0;
  padding: 20px;
}

.workspace .backup-main > header {
  margin: 0 0 20px;
}

.workspace .backup-main > header nav {
  display: none;
}

@media (max-width: 800px) {
  .workspace .backup-main {
    width: auto;
    max-width: none;
    margin: 0;
    padding: 16px;
  }
}