Add workflow standard comparison controls

webui/src/styles/workflow.css

@@ -19,55 +19,83 @@
 }
 
 .workflow-standard-comparison {
-  display: grid;
-  grid-template-columns: repeat(3, minmax(0, 1fr));
+  display: flex;
+  flex-direction: column;
   height: 100%;
   min-height: 0;
   gap: 10px;
   overflow: hidden;
 }
 
-.workflow-standard-revision {
+.workflow-standard-comparison-summary {
   display: flex;
-  min-width: 0;
-  min-height: 0;
-  flex-direction: column;
+  align-items: center;
+  gap: 18px;
+  padding: 10px 12px;
   border: var(--border-line);
   border-radius: var(--radius-sm);
   background: var(--panel-soft);
-  overflow: hidden;
 }
 
-.workflow-standard-revision header {
+.workflow-standard-comparison-summary .status-badge {
+  margin-left: auto;
+}
+
+.workflow-standard-diff-list {
   display: grid;
-  gap: 3px;
-  padding: 10px;
-  border-bottom: var(--border-line);
-}
-
-.workflow-standard-revision small {
-  color: var(--muted);
-  font-size: 11px;
-}
-
-.workflow-standard-revision pre {
   min-height: 0;
-  flex: 1 1 auto;
-  margin: 0;
-  padding: 10px;
+  gap: 6px;
   overflow: auto;
-  font-size: 11px;
-  white-space: pre;
+}
+
+.workflow-standard-diff-item {
+  padding: 10px 12px;
+  border: var(--border-line);
+  border-left: 3px solid var(--success);
+  border-radius: var(--radius-sm);
+  background: var(--panel);
+}
+
+.workflow-standard-diff-item.state-conflict {
+  border-left-color: var(--warning);
+}
+
+.workflow-standard-diff-item.state-upstream_only {
+  border-left-color: var(--info-text-strong);
+}
+
+.workflow-standard-diff-item header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 12px;
+}
+
+.workflow-standard-diff-item header > span {
+  display: grid;
+  min-width: 0;
+  gap: 2px;
+}
+
+.workflow-standard-diff-item small,
+.workflow-standard-diff-item p,
+.workflow-standard-diff-empty {
+  color: var(--muted);
+}
+
+.workflow-standard-diff-item p {
+  margin: 6px 0 0;
 }
 
 @media (max-width: 900px) {
-  .workflow-standard-comparison {
-    grid-template-columns: 1fr;
-    overflow: auto;
+  .workflow-standard-comparison-summary {
+    align-items: flex-start;
+    flex-direction: column;
+    gap: 5px;
   }
 
-  .workflow-standard-revision {
-    min-height: 260px;
+  .workflow-standard-comparison-summary .status-badge {
+    margin-left: 0;
   }
 }