.settings-storage-structure {
  padding: var(--space-14);
  border: 1px solid var(--stroke-08);
  border-radius: var(--radius-10);
  background: var(--white-03);
}

.settings-storage-path-control {
  min-width: 0;
}

.settings-storage-path-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

.settings-storage-path-actions .settings-save-btn {
  min-width: 104px;
  padding: var(--space-8) var(--space-12);
}

.settings-storage-path-actions [hidden] {
  display: none;
}

.settings-storage-cache-note {
  padding: var(--space-10) var(--space-12);
  border: 1px solid var(--stroke-08);
  border-radius: var(--radius-8);
  background: var(--white-03);
  color: var(--text-secondary);
  font-size: var(--font-12);
  line-height: 1.55;
}

.settings-storage-tree {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  margin-top: var(--space-12);
}

.settings-storage-tree-row,
.settings-storage-tree-cloud {
  padding: var(--space-9) var(--space-10);
  border-radius: var(--radius-8);
  background: var(--surface-float);
  color: var(--text-secondary);
  font-size: var(--font-12);
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.settings-storage-tree-row::before {
  content: '本地  ';
  color: var(--text-muted);
}

.settings-storage-tree-cloud::before {
  content: '云端  ';
  color: var(--text-muted);
}

.settings-storage-technical {
  padding: var(--space-10) var(--space-12);
  border: 1px solid var(--stroke-08);
  border-radius: var(--radius-8);
  color: var(--text-muted);
  font-size: var(--font-12);
}

.settings-storage-technical summary {
  cursor: pointer;
  color: var(--text-secondary);
}

.settings-storage-technical label {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  align-items: center;
  gap: var(--space-10);
  margin-top: var(--space-10);
}

.settings-storage-technical .settings-input {
  opacity: 0.72;
}

.settings-storage-warning {
  padding: var(--space-10) var(--space-12);
  border-radius: var(--radius-8);
  background: var(--white-03);
  color: var(--warning-text);
  font-size: var(--font-12);
  line-height: 1.55;
}

@media (max-width: 720px) {
  .settings-storage-path-actions {
    justify-content: stretch;
  }

  .settings-storage-path-actions .settings-save-btn {
    flex: 1;
  }

  .settings-storage-technical label {
    grid-template-columns: 1fr;
  }
}