feat(ui): add enterprise token baseline

frontend/scripts/verify-ui-contract.mjs

@@ -8,7 +8,12 @@ const requiredMainTokens = [
   "--ctms-text-main",
   "--ctms-bg-base",
   "--ctms-radius",
-  "--ctms-shadow"
+  "--ctms-shadow",
+  "--ctms-brand-900",
+  "--ctms-brand-700",
+  "--ctms-neutral-100",
+  "--ctms-neutral-300",
+  "--ctms-focus-ring"
 ];
 
 const requiredUnifiedTokens = [

frontend/src/styles/main.css

@@ -11,6 +11,8 @@
   --ctms-primary-hover: #365067;
   --ctms-primary-active: #2b4356;
   --ctms-primary-light: #e6edf2;
+  --ctms-brand-900: #13243a;
+  --ctms-brand-700: #24496f;
 
   /* 语义色 */
   --ctms-success: #3f8f6b;
@@ -28,6 +30,8 @@
   --ctms-bg-base: #f9fafb;
   --ctms-bg-card: #ffffff;
   --ctms-bg-muted: #f3f4f6;
+  --ctms-neutral-100: #f5f7fa;
+  --ctms-neutral-300: #d5dce5;
   --ctms-border-color: #e5e7eb;
   --ctms-border-color-hover: #cbd5e1;
 
@@ -51,6 +55,7 @@
 
   /* 动画 */
   --ctms-transition: all 0.25s cubic-bezier(0.22, 1, 0.36, 1);
+  --ctms-focus-ring: 0 0 0 3px rgba(36, 73, 111, 0.2);
 
   /* Element Plus 主色适配 */
   --el-color-primary: var(--ctms-primary);