rebrand: replace SF Mono/Inter with Geist Mono/Sans

Author: hanzo-dev

apps/desktop/src/renderer/components/NewAgentModal.css

@@ -451,7 +451,7 @@
 }
 
 .new-agent-modal-fork-worktree-value {
-  font-family: "SF Mono", "Monaco", "Menlo", monospace;
+  font-family: "Geist Mono", "Monaco", "Menlo", monospace;
   color: var(--color-text-secondary, #888);
   overflow: hidden;
   text-overflow: ellipsis;
@@ -529,7 +529,7 @@
 
 .new-agent-modal-session-id {
   font-size: 10px;
-  font-family: "SF Mono", "Monaco", "Menlo", monospace;
+  font-family: "Geist Mono", "Monaco", "Menlo", monospace;
   color: var(--color-text-tertiary, #555);
   opacity: 0.7;
   overflow: hidden;
@@ -589,7 +589,7 @@
   padding: 6px 8px;
   color: var(--color-text-primary);
   font-size: 13px;
-  font-family: "SF Mono", "Monaco", "Menlo", monospace;
+  font-family: "Geist Mono", "Monaco", "Menlo", monospace;
   outline: none;
   transition: border-color 0.15s ease;
 }
@@ -605,7 +605,7 @@
 
 .worktree-config-path {
   font-size: 11px;
-  font-family: "SF Mono", "Monaco", "Menlo", monospace;
+  font-family: "Geist Mono", "Monaco", "Menlo", monospace;
   padding-top: 4px;
   overflow: hidden;
   text-overflow: ellipsis;

apps/desktop/src/renderer/nodes/BrowserNode.css

@@ -93,7 +93,7 @@
   padding: 6px 12px;
   color: var(--color-text-primary);
   font-size: 13px;
-  font-family: "SF Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, "Courier New", monospace;
+  font-family: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, "Courier New", monospace;
   outline: none;
   transition: all 0.15s ease;
 }

apps/desktop/src/renderer/nodes/ConversationNode/ConversationNode.css

@@ -150,7 +150,7 @@
   background: rgba(0, 0, 0, 0.3);
   padding: 2px 6px;
   border-radius: 4px;
-  font-family: "SF Mono", ui-monospace, monospace;
+  font-family: "Geist Mono", ui-monospace, monospace;
   font-size: 12px;
 }
 

control-plane/web/client/src/index.css

@@ -5,8 +5,8 @@
 /* Import ReactFlow styles */
 @import "@xyflow/react/dist/style.css";
 
-/* Import Inter font for Linear-like typography */
-@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
+/* Import Geist Sans font */
+@import url('https://cdn.jsdelivr.net/npm/geist@1.3.1/dist/fonts/geist-sans/style.css');
 
 /* Import Visual Foundation System */
 @import "./styles/foundation.css";
@@ -91,7 +91,7 @@ html {
 }
 
 body {
-  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
+  font-family: 'Geist Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Droid Sans', 'Helvetica Neue', sans-serif;
   font-size: var(--font-size-base); /* Professional base size (14px) */
   line-height: var(--line-height-normal); /* Professional 1.2 */
   font-weight: var(--font-weight-normal);