ui: collapse advanced story time fields and story time span section

style.css

@@ -4819,6 +4819,42 @@
   line-height: 1.4;
 }
 
+.bme-node-detail-collapse {
+  margin: 6px 0 8px;
+}
+
+.bme-node-detail-collapse > summary {
+  font-size: 10px;
+  font-weight: 600;
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+  color: var(--bme-on-surface-dim);
+  cursor: pointer;
+  user-select: none;
+  list-style: none;
+  display: flex;
+  align-items: center;
+  gap: 4px;
+}
+
+.bme-node-detail-collapse > summary::-webkit-details-marker {
+  display: none;
+}
+
+.bme-node-detail-collapse > summary::before {
+  content: "▶";
+  font-size: 8px;
+  transition: transform 0.15s;
+}
+
+.bme-node-detail-collapse[open] > summary::before {
+  transform: rotate(90deg);
+}
+
+.bme-node-detail-collapse > .bme-node-detail-field:first-of-type {
+  margin-top: 6px;
+}
+
 /* --- Scrollbar --- */
 .bme-tab-content::-webkit-scrollbar,
 .bme-config-sidebar::-webkit-scrollbar,

ui/panel.js

@@ -4082,87 +4082,97 @@ function _buildNodeDetailEditorFragment(raw, { idPrefix = "bme-detail" } = {}) {
     storyTime.tense,
     STORY_TIME_TENSE_OPTIONS,
   );
+
+  const storyTimeAdvanced = document.createElement("details");
+  storyTimeAdvanced.className = "bme-node-detail-collapse";
+  const storyTimeAdvancedSummary = document.createElement("summary");
+  storyTimeAdvancedSummary.textContent = "高级";
+  storyTimeAdvanced.appendChild(storyTimeAdvancedSummary);
   _appendNodeDetailSelectInput(
-    fragment,
+    storyTimeAdvanced,
     "相对关系",
     inputId("story-time-relation"),
     storyTime.relation,
     STORY_TIME_RELATION_OPTIONS,
   );
   _appendNodeDetailTextInput(
-    fragment,
+    storyTimeAdvanced,
     "锚点标签",
     inputId("story-time-anchor-label"),
     storyTime.anchorLabel,
   );
   _appendNodeDetailSelectInput(
-    fragment,
+    storyTimeAdvanced,
     "置信度",
     inputId("story-time-confidence"),
     storyTime.confidence,
     STORY_TIME_CONFIDENCE_OPTIONS,
   );
   _appendNodeDetailSelectInput(
-    fragment,
+    storyTimeAdvanced,
     "来源",
     inputId("story-time-source"),
     storyTime.source,
     STORY_TIME_SOURCE_OPTIONS,
   );
   _appendNodeDetailTextInput(
-    fragment,
+    storyTimeAdvanced,
     "段 ID",
     inputId("story-time-segment-id"),
     storyTime.segmentId,
   );
+  fragment.appendChild(storyTimeAdvanced);
 
-  const storyTimeSpanSection = document.createElement("div");
+  const storyTimeSpanCollapse = document.createElement("details");
-  storyTimeSpanSection.className = "bme-node-detail-section";
+  storyTimeSpanCollapse.className = "bme-node-detail-collapse";
-  storyTimeSpanSection.textContent = "剧情时间范围";
+  const storyTimeSpanSummaryEl = document.createElement("summary");
-  fragment.appendChild(storyTimeSpanSection);
+  storyTimeSpanSummaryEl.className = "bme-node-detail-section";
+  storyTimeSpanSummaryEl.textContent = "剧情时间范围";
+  storyTimeSpanCollapse.appendChild(storyTimeSpanSummaryEl);
   _appendNodeDetailReadOnly(
-    fragment,
+    storyTimeSpanCollapse,
     "当前范围",
     _describeStoryTimeSpanDisplay(storyTimeSpan) || "—",
   );
   _appendNodeDetailTextInput(
-    fragment,
+    storyTimeSpanCollapse,
     "起点标签",
     inputId("story-time-span-start-label"),
     storyTimeSpan.startLabel,
   );
   _appendNodeDetailTextInput(
-    fragment,
+    storyTimeSpanCollapse,
     "终点标签",
     inputId("story-time-span-end-label"),
     storyTimeSpan.endLabel,
   );
   _appendNodeDetailSelectInput(
-    fragment,
+    storyTimeSpanCollapse,
     "混合时间",
     inputId("story-time-span-mixed"),
     storyTimeSpan.mixed ? "true" : "false",
     STORY_TIME_MIXED_OPTIONS,
   );
   _appendNodeDetailSelectInput(
-    fragment,
+    storyTimeSpanCollapse,
     "来源",
     inputId("story-time-span-source"),
     storyTimeSpan.source,
     STORY_TIME_SOURCE_OPTIONS,
   );
   _appendNodeDetailTextInput(
-    fragment,
+    storyTimeSpanCollapse,
     "起点段 ID",
     inputId("story-time-span-start-segment-id"),
     storyTimeSpan.startSegmentId,
   );
   _appendNodeDetailTextInput(
-    fragment,
+    storyTimeSpanCollapse,
     "终点段 ID",
     inputId("story-time-span-end-segment-id"),
     storyTimeSpan.endSegmentId,
   );
+  fragment.appendChild(storyTimeSpanCollapse);
 
   _appendNodeDetailNumberInput(
     fragment,