feat(codex-dashboard): refine control center boundary card

ui/src/components/compatible-cli/codex-control-center-tab.tsx

@@ -1,11 +1,10 @@
-import { Route } from 'lucide-react';
+import { FileCode2, History, PenLine, Settings2 } from 'lucide-react';
 import { CodexFeaturesCard } from '@/components/compatible-cli/codex-features-card';
 import { CodexMcpServersCard } from '@/components/compatible-cli/codex-mcp-servers-card';
 import { CodexModelProvidersCard } from '@/components/compatible-cli/codex-model-providers-card';
 import { CodexProfilesCard } from '@/components/compatible-cli/codex-profiles-card';
 import { CodexProjectTrustCard } from '@/components/compatible-cli/codex-project-trust-card';
 import { CodexTopLevelControlsCard } from '@/components/compatible-cli/codex-top-level-controls-card';
-import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
 import { ScrollArea } from '@/components/ui/scroll-area';
 import type {
   CodexConfigPatchInput,
@@ -54,26 +53,60 @@ export function CodexControlCenterTab({
 }: CodexControlCenterTabProps) {
   return (
     <ScrollArea className="h-full">
-      <div className="space-y-4 pr-1">
+      <div className="space-y-6 pr-1 pb-6">
-        <Card>
+        <div className="group relative overflow-hidden rounded-xl border border-border/80 bg-background/50 p-5 shadow-sm transition-all hover:bg-background hover:shadow-md dark:border-border/60">
-          <CardHeader className="pb-2">
+          <div className="absolute inset-x-0 -top-px h-px bg-gradient-to-r from-transparent via-foreground/15 to-transparent transition-opacity group-hover:via-foreground/30"></div>
-            <CardTitle className="flex items-center gap-2 text-base">
+
-              <Route className="h-4 w-4" />
+          <div className="flex flex-col gap-6 lg:flex-row lg:items-start lg:justify-between">
+            <div className="flex-1 space-y-4">
+              <div className="flex items-center gap-3">
+                <div className="flex h-9 w-9 items-center justify-center rounded-lg border border-primary/20 bg-primary/10 text-primary transition-colors group-hover:border-primary/30">
+                  <Settings2 className="h-4 w-4" />
+                </div>
+                <div>
+                  <h2 className="text-base font-semibold tracking-tight text-foreground">
                     Structured controls boundary
-            </CardTitle>
+                  </h2>
-          </CardHeader>
+                </div>
-          <CardContent className="space-y-2 text-sm text-muted-foreground">
+              </div>
-            <p>
+
-              Guided controls write only the user-layer <code>config.toml</code>. They do not model
+              <ul className="grid gap-3 sm:grid-cols-2 text-sm text-muted-foreground">
-              the full effective Codex runtime once trusted repo layers and CCS transient{' '}
+                <li className="flex items-start gap-2.5">
-              <code>-c</code> overrides are involved.
+                  <PenLine className="h-4 w-4 shrink-0 text-muted-foreground/60 mt-0.5" />
+                  <span className="leading-relaxed">
+                    Writes exclusively to user-layer{' '}
+                    <code className="text-[11px] bg-muted/70 px-1.5 py-0.5 rounded border border-border/50">
+                      config.toml
+                    </code>
+                  </span>
+                </li>
+                <li className="flex items-start gap-2.5">
+                  <History className="h-4 w-4 shrink-0 text-muted-foreground/60 mt-0.5" />
+                  <span className="leading-relaxed">
+                    Does not reflect repo trust layers or CLI overrides
+                  </span>
+                </li>
+              </ul>
+            </div>
+
+            <div className="shrink-0 lg:w-[280px]">
+              <div className="relative overflow-hidden rounded-lg border border-amber-500/20 bg-amber-500/5 p-4 transition-colors group-hover:border-amber-500/30 group-hover:bg-amber-500/10 dark:border-amber-400/10 dark:bg-amber-400/5">
+                <div className="flex items-start gap-3">
+                  <FileCode2 className="mt-0.5 h-4 w-4 shrink-0 text-amber-600 dark:text-amber-400" />
+                  <div className="space-y-1">
+                    <p className="text-[11px] font-bold text-amber-700 dark:text-amber-300 uppercase tracking-wider">
+                      Formatting Note
                     </p>
-            <p>
+                    <p className="text-[13px] leading-relaxed text-amber-800/80 dark:text-amber-200/70">
-              Structured saves normalize TOML formatting and strip comments. Use the raw editor on
+                      Saves normalize TOML formatting and strip comments. Switch to the raw editor
-              the right when exact layout matters.
+                      if exact layout matters.
                     </p>
-          </CardContent>
+                  </div>
-        </Card>
+                </div>
+              </div>
+            </div>
+          </div>
+        </div>
 
         <CodexTopLevelControlsCard
           values={topLevelSettings}