fix(asset-ai): refine mobile viewport and operating query scope

src/modules/assets/assistant/AssetAssistant.tsx

@@ -92,18 +92,47 @@ export default function AssetAssistant({
   const page = useRef<HTMLElement>(null);
   useLayoutEffect(() => {
     const viewport = window.visualViewport;
+    const mobile = window.matchMedia('(max-width: 767px)');
+    let frame = 0;
+    let unlock: (() => void) | undefined;
     const updateViewport = () => {
+      frame = 0;
+      if (!mobile.matches || (viewport && viewport.scale !== 1)) return;
       page.current?.style.setProperty('--aq-viewport-height', `${viewport?.height ?? window.innerHeight}px`);
       page.current?.style.setProperty('--aq-viewport-top', `${viewport?.offsetTop ?? 0}px`);
     };
-    updateViewport();
-    viewport?.addEventListener('resize', updateViewport);
-    viewport?.addEventListener('scroll', updateViewport);
-    window.addEventListener('resize', updateViewport);
+    const scheduleViewport = () => {
+      if (!frame) frame = requestAnimationFrame(updateViewport);
+    };
+    const syncMobile = () => {
+      unlock?.();
+      unlock = undefined;
+      if (mobile.matches) {
+        const scrollY = window.scrollY;
+        const body = document.body;
+        const previous = body.style.top;
+        body.style.top = `${-scrollY}px`;
+        body.classList.add('aq-mobile-open');
+        unlock = () => {
+          body.classList.remove('aq-mobile-open');
+          body.style.top = previous;
+          window.scrollTo({ top: scrollY, behavior: 'instant' });
+        };
+      }
+      updateViewport();
+    };
+    syncMobile();
+    mobile.addEventListener('change', syncMobile);
+    viewport?.addEventListener('resize', scheduleViewport);
+    viewport?.addEventListener('scroll', scheduleViewport);
+    window.addEventListener('resize', scheduleViewport);
     return () => {
-      viewport?.removeEventListener('resize', updateViewport);
-      viewport?.removeEventListener('scroll', updateViewport);
-      window.removeEventListener('resize', updateViewport);
+      cancelAnimationFrame(frame);
+      mobile.removeEventListener('change', syncMobile);
+      viewport?.removeEventListener('resize', scheduleViewport);
+      viewport?.removeEventListener('scroll', scheduleViewport);
+      window.removeEventListener('resize', scheduleViewport);
+      unlock?.();
     };
   }, []);
   const [theme, setTheme] = useState(appearance);
@@ -214,7 +243,7 @@ export default function AssetAssistant({
     setActiveResult(undefined);
     sessionRef.current = undefined;
     setIndependent(true);
-    composer.current?.focus();
+    composer.current?.focus({ preventScroll: true });
   };
   useEffect(
     () => () => {
@@ -360,7 +389,7 @@ export default function AssetAssistant({
     setTurns([]);
     setExpandedTurns(new Set());
     setDraft("");
-    composer.current?.focus();
+    composer.current?.focus({ preventScroll: true });
   };
   useEffect(() => {
     reset();
@@ -390,7 +419,7 @@ export default function AssetAssistant({
           className="aq-nav-active"
           onClick={() => {
             scroller.current?.scrollTo({ top: 0 });
-            composer.current?.focus();
+            composer.current?.focus({ preventScroll: true });
           }}
         >
           <MessageSquare size={16} />

src/modules/assets/assistant/ResultView.tsx

@@ -799,9 +799,7 @@ function ResultViewContent({
                             "分组",
                             "车辆数",
                             "占比",
-                            "运营率",
-                            "异动",
-                            "待交车",
+                            ...(result.plan.category === "operating" ? [] : ["运营率", "异动", "待交车"]),
                             "下钻",
                           ].map((h) => (
                             <th key={h}>{h}</th>
@@ -814,9 +812,11 @@ function ResultViewContent({
                             <td>{g.name}</td>
                             <td>{g.count}</td>
                             <td>{g.share}%</td>
-                            <td>{g.rate}%</td>
-                            <td>{g.abnormal}</td>
-                            <td>{g.pending}</td>
+                            {result.plan.category !== "operating" && <>
+                              <td>{g.rate}%</td>
+                              <td>{g.abnormal}</td>
+                              <td>{g.pending}</td>
+                            </>}
                             <td>
                               <button
                                 disabled={

src/modules/assets/assistant/assistant.css

@@ -2098,3 +2098,23 @@
   .aq-page .aq-shimmer { background: none; color: var(--aq-muted); }
   .aq-page .aq-trace-collapse { transition: none; }
 }
+
+/* Keep the document stationary while the keyboard resizes the conversation. */
+@media (max-width: 767px) {
+  body.aq-mobile-open { position: fixed; width: 100%; overflow: hidden; overscroll-behavior: none; }
+  .aq-page .aq-workspace { min-height: 0; }
+  .aq-page .aq-header { min-height: 48px; height: 48px; padding: 2px 10px; }
+  .aq-page .aq-scope { padding: 6px 12px; }
+  .aq-page .aq-conversation { min-height: 0; overscroll-behavior-y: contain; }
+  .aq-page .aq-composer-area { padding: 6px 12px max(6px, env(safe-area-inset-bottom)); }
+  .aq-page .aq-composer { position: relative; border-radius: 14px; }
+  .aq-page .aq-composer textarea { min-height: 44px; padding: 10px 56px 8px 12px; line-height: 1.5; }
+  .aq-page .aq-composer-bottom { padding: 0 10px 6px; min-height: 22px; }
+  .aq-page .aq-composer-bottom > div:last-child { position: absolute; right: 4px; bottom: 4px; }
+  .aq-page .aq-composer .aq-send { width: 44px; height: 44px; }
+  .aq-page .aq-composer-foot { padding-top: 4px; }
+  .aq-page .aq-context { flex-wrap: nowrap; overflow-x: auto; margin-bottom: 5px; padding-bottom: 2px; }
+  .aq-page .aq-context > * { flex-shrink: 0; }
+  .aq-page .aq-latest-answer { min-height: 32px; margin-bottom: 2px; }
+  .aq-page:has(.aq-composer textarea:focus) .aq-composer-foot { display: none; }
+}