Merge design_ui_v2 into design_ui so the new design system can be previewed without dropping later product work.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/web/src/components/person-profile/ProfileEmptyState.vue

@@ -119,7 +119,7 @@ withDefaults(
 h3 {
   margin: 0;
   font-size: 1.08rem;
-  font-weight: 800;
+  font-weight: 600;
   color: #1e2937;
 }
 

apps/web/src/components/person-profile/ProfileMoreMenu.vue

@@ -145,7 +145,7 @@ function onSelect(key: string) {
   height: 38px;
   border: 0;
   background: #fff;
-  border-radius: 12px;
+  border-radius: var(--radius);
   display: grid;
   place-items: center;
   color: #334155;
@@ -175,7 +175,7 @@ function onSelect(key: string) {
   list-style: none;
   width: 220px;
   background: #fff;
-  border-radius: 14px;
+  border-radius: var(--radius);
   box-shadow: 0 16px 40px rgba(15, 23, 42, 0.16);
   display: flex;
   flex-direction: column;
@@ -193,7 +193,7 @@ function onSelect(key: string) {
   box-sizing: border-box;
   margin: 0;
   border: 0;
-  border-radius: 10px;
+  border-radius: var(--radius);
   background: transparent;
   color: #0f172a;
   font: inherit;