Add cross-module operational and interaction contracts

webui/src/styles/layout.css

@@ -33,6 +33,9 @@
 .titlebar-actions { grid-column: 2; display: flex; align-items: center; justify-self: end; min-width: 0; gap: 10px; }
 .titlebar.has-global-search .titlebar-actions { grid-column: 3; }
 .titlebar-context-selectors { display: flex; align-items: center; min-width: 0; gap: 12px; }
+.acting-context-selector { display: inline-flex; align-items: center; min-width: 0; gap: 7px; color: var(--muted); }
+.acting-context-selector select { width: auto; max-width: 260px; min-height: 32px; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--text-strong); font: inherit; font-weight: 700; padding: 5px 24px 5px 8px; }
+.acting-context-selector select:hover, .acting-context-selector select:focus-visible { background: var(--titlebar-hover-bg); }
 .tenant-selector { height: 40px; min-width: 210px; border: var(--border-line); border-radius: var(--radius-sm); background: var(--surface); display: flex; align-items: center; padding: 0 12px; gap: 5px; box-shadow: var(--shadow-xs); }
 .tenant-label, .tenant-caret, .muted { color: var(--muted); }
 .block { display: block; }
@@ -265,6 +268,8 @@
 .docs-outline { padding-top: 22px; }
 .docs-sidebar-header { padding: 0 16px 16px; }
 .docs-sidebar-header .section-title { padding: 0 6px 12px; }
+.docs-version-selector { display: grid; gap: 5px; margin-top: 12px; color: var(--muted); font-size: 12px; font-weight: 700; }
+.docs-version-selector select { width: 100%; min-height: 34px; border: var(--border-line); border-radius: var(--radius-sm); background: var(--input-bg); color: var(--text); font: inherit; padding: 5px 8px; }
 .docs-audience-toggle { width: 100%; }
 .docs-tree { display: grid; gap: 2px; padding: 0 10px 24px; }
 .docs-tree-node { min-width: 0; }