Header: drop Q mark, italicize Quest, capitalize byline; add vanilla memory strategy with explainer; restore example emojis

app.py

@@ -344,10 +344,10 @@ gradio-app > div {
   color: var(--q-text) !important;
 }
 .quest-name {
-  font-family: "Source Serif 4", "Source Serif Pro", ui-serif, Georgia, serif;
-  font-style: italic;
-  font-weight: 700;
-  color: var(--q-accent);
+  font-family: "Source Serif 4", "Source Serif Pro", ui-serif, Georgia, serif !important;
+  font-style: italic !important;
+  font-weight: 700 !important;
+  color: var(--q-accent) !important;
   letter-spacing: 0.005em;
   margin: 4px 0 14px 0 !important;
 }
@@ -790,6 +790,17 @@ gradio-app > div {
 
 /* === Example buttons ==================================================== */
 .example-note { color: var(--q-muted); font-size: 13px; margin: 0 0 12px 0; line-height: 1.5; }
+.memory-help {
+  color: var(--q-muted);
+  font-size: 12.5px;
+  line-height: 1.55;
+  margin: 6px 0 0 0;
+  padding: 10px 12px;
+  background: var(--q-surface-alt);
+  border: 1px solid var(--q-line);
+  border-radius: 8px;
+}
+.memory-help b { color: var(--q-text); font-weight: 600; }
 .example-buttons { display: grid; gap: 10px; margin-top: 4px; }
 
 [class*="gradio-container"] .example-btn {
@@ -1328,7 +1339,7 @@ def _trace_to_json(state: "AgentState", used_model: str) -> str:
     )
 
 
-MEMORY_STRATEGIES = ("condenser", "discard-all", "hide-tool-results")
+MEMORY_STRATEGIES = ("vanilla", "condenser", "discard-all", "hide-tool-results")
 
 
 def _normalize_memory_strategy(strategy: str) -> str:
@@ -1664,25 +1675,29 @@ def run_ui(
 EXAMPLES = [
     {
         "category": "Multi-hop facts",
+        "icon": "🎯",
         "text": "Which actor played the lead in the 1994 film directed by Robert Zemeckis, and which novel was that film adapted from?",
     },
     {
         "category": "Time-varying + multi-hop",
+        "icon": "📈",
         "text": "Who is the current CEO of the company that acquired GitHub in 2018, and what was that company's market capitalization at the close of the most recent quarter?",
     },
     {
         "category": "Multi-constraint",
+        "icon": "🧩",
         "text": "Find a 2-day itinerary in Tokyo under $250 focused on contemporary art museums and vegetarian restaurants, including transit between sites.",
     },
     {
         "category": "Long-form research report",
+        "icon": "📚",
         "text": "Compare the LLM-safety research approaches of Anthropic, OpenAI, and Google DeepMind over the past 18 months, focusing on alignment techniques and red-teaming methodologies.",
     },
 ]
 
 
 def _example_label(ex: Dict[str, str]) -> str:
-    return f"{ex['category']} — {ex['text']}"
+    return f"{ex['icon']}  {ex['category']} — {ex['text']}"
 
 
 with gr.Blocks(
@@ -1695,10 +1710,9 @@ with gr.Blocks(
     gr.HTML(
         """
 <header class="quest-header">
-  <span class="quest-header-mark" aria-hidden="true">Q</span>
   <div class="quest-header-text">
-    <h1 class="quest-header-title">Quest: A Fully Open Recipe for Training Deep Research Agents from Scratch</h1>
-    <a class="quest-header-byline" href="https://x.com/osunlp" target="_blank" rel="noopener noreferrer">built by OSU NLP Group</a>
+    <h1 class="quest-header-title"><span class="quest-name">Quest</span>: A Fully Open Recipe for Training Deep Research Agents from Scratch</h1>
+    <a class="quest-header-byline" href="https://x.com/osunlp" target="_blank" rel="noopener noreferrer">Built by OSU NLP Group</a>
   </div>
 </header>
 """
@@ -1767,6 +1781,14 @@ with gr.Blocks(
                     choices=list(MEMORY_STRATEGIES),
                     value="condenser",
                 )
+                gr.HTML(
+                    '<div class="memory-help">'
+                    '<b>vanilla</b> — full history kept every turn, no management.<br>'
+                    '<b>condenser</b> — keep history, inject a research-state summary every 3 turns.<br>'
+                    '<b>discard-all</b> — every 8 turns, reset to system prompt + original question only.<br>'
+                    '<b>hide-tool-results</b> — keep at most the 3 most recent tool responses; older ones are stubbed out.'
+                    '</div>'
+                )
                 max_turns = gr.Slider(
                     label="Max Turns",
                     minimum=2,