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scenario_gui.py

@@ -318,11 +318,18 @@ label { color: var(--text-secondary) !important; font-size: 11px !important;
         font-family: var(--font-ui) !important; text-transform: uppercase;
         letter-spacing: 0.05em; }
 
-/* Buttons — flat, squared, heavy border */
-.btn-primary, button.primary {
-    background: var(--text-primary) !important;
-    color: var(--bg-base) !important;
-    border: 2px solid var(--text-primary) !important;
+/* Buttons — flat, squared, slate blue theme (override Gradio 5.x orange) */
+:root, body, body.dark, .dark {
+    --color-accent: #475569 !important;
+    --button-primary-background-fill: #475569 !important;
+    --button-primary-background-fill-hover: #334155 !important;
+    --button-primary-text-color: #ffffff !important;
+    --button-primary-border-color: #475569 !important;
+}
+.btn-primary, button.primary, .primary {
+    background: #475569 !important;
+    color: #ffffff !important;
+    border: 2px solid #475569 !important;
     border-radius: 0 !important;
     font-family: var(--font-mono) !important;
     font-size: 12px !important;
@@ -330,9 +337,10 @@ label { color: var(--text-secondary) !important; font-size: 11px !important;
     letter-spacing: 0.08em;
     text-transform: uppercase;
 }
-.btn-primary:hover, button.primary:hover {
-    background: var(--bg-base) !important;
-    color: var(--text-primary) !important;
+.btn-primary:hover, button.primary:hover, .primary:hover {
+    background: #334155 !important;
+    color: #ffffff !important;
+    border-color: #334155 !important;
 }
 
 /* Accordion — flat, squared */
@@ -1576,6 +1584,10 @@ def build_app():
                         title="Dr Murphy")
 
     with ctx as demo:
+        # Inject CSS and JS for Gradio 5.x (can't use constructor args)
+        if _gradio_major >= 5:
+            gr.HTML(f"<style>{CSS}</style>")
+
         # Per-session state (gr.State — safe for multi-user HF Spaces)
         last_run_state = gr.State(value=None)
         saved_runs_state = gr.State(value=[])