diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/dist/cyberstrikeai-burp-extension.jar b/plugins/burp-suite/cyberstrikeai-burp-extension/dist/cyberstrikeai-burp-extension.jar
index ae3e6ead..0f3e9d52 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/dist/cyberstrikeai-burp-extension.jar and b/plugins/burp-suite/cyberstrikeai-burp-extension/dist/cyberstrikeai-burp-extension.jar differ
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/BurpExtender.java b/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/BurpExtender.java
index 7ef116e6..40c011ca 100644
--- a/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/BurpExtender.java
+++ b/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/BurpExtender.java
@@ -81,13 +81,21 @@ public class BurpExtender implements IBurpExtender, IContextMenuFactory {
                             tab.setRunStatus(runId, "error");
                             break;
                         case "thinking_stream_start":
+                            if (tab.isShowDebugEvents()) {
+                                tab.resetThinkingStream(runId);
+                            }
+                            break;
                         case "thinking_stream_delta":
                         case "tool_call":
                         case "tool_result":
                         case "tool_result_delta":
                             // debug; hide by default
                             if (tab.isShowDebugEvents() && message != null && !message.isEmpty()) {
-                                tab.appendProgressToRun(runId, "\n[" + type + "] " + message + "\n");
+                                if ("thinking_stream_delta".equals(type)) {
+                                    tab.appendThinkingDelta(runId, message);
+                                } else {
+                                    tab.appendProgressToRun(runId, "\n[" + type + "] " + message + "\n");
+                                }
                             }
                             break;
                         case "conversation":
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/CyberStrikeAITab.java b/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/CyberStrikeAITab.java
index 1654e457..29a24f03 100644
--- a/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/CyberStrikeAITab.java
+++ b/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/CyberStrikeAITab.java
@@ -57,6 +57,7 @@ final class CyberStrikeAITab implements ITab {
         final StringBuilder buffer = new StringBuilder();
         final StringBuilder progressBuffer = new StringBuilder();
         final StringBuilder finalBuffer = new StringBuilder();
+        final StringBuilder thinkingPending = new StringBuilder();
         String status;
         String conversationId;
         String requestRaw;
@@ -568,6 +569,43 @@ final class CyberStrikeAITab implements ITab {
         }
     }
 
+    void resetThinkingStream(String runId) {
+        if (runId == null) return;
+        TestRun run = runs.get(runId);
+        if (run == null) return;
+        synchronized (run) {
+            run.thinkingPending.setLength(0);
+        }
+        appendProgressToRun(runId, "\n[thinking]\n");
+    }
+
+    void appendThinkingDelta(String runId, String delta) {
+        if (runId == null || delta == null) return;
+        TestRun run = runs.get(runId);
+        if (run == null) return;
+
+        StringBuilder toAppend = new StringBuilder();
+        synchronized (run) {
+            for (int i = 0; i < delta.length(); i++) {
+                char c = delta.charAt(i);
+                if (c == '\n') {
+                    if (run.thinkingPending.length() > 0) {
+                        toAppend.append("  ").append(run.thinkingPending).append("\n");
+                        run.thinkingPending.setLength(0);
+                    } else {
+                        toAppend.append("\n");
+                    }
+                } else if (c != '\r') {
+                    run.thinkingPending.append(c);
+                }
+            }
+        }
+
+        if (toAppend.length() > 0) {
+            appendProgressToRun(runId, toAppend.toString());
+        }
+    }
+
     void appendFinalToRun(String runId, String s) {
         if (runId == null || s == null) return;
         TestRun run = runs.get(runId);
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/MarkdownRenderer.java b/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/MarkdownRenderer.java
index b1666f0c..1fdd7043 100644
--- a/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/MarkdownRenderer.java
+++ b/plugins/burp-suite/cyberstrikeai-burp-extension/src/main/java/burp/MarkdownRenderer.java
@@ -20,10 +20,18 @@ final class MarkdownRenderer {
         StringBuilder out = new StringBuilder(4096);
         out.append("<html><head><meta charset='utf-8'>")
                 .append("<style>")
-                .append("body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;font-size:12px;line-height:1.4;margin:10px;}")
+                // Swing's HTML renderer does not reliably apply default heading sizes,
+                // so we explicitly define font sizes to keep a clear hierarchy.
+                .append("body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;font-size:13px;line-height:1.45;margin:10px;color:#111;}")
                 .append("code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;}")
                 .append("pre{background:#f6f8fa;border:1px solid #e5e7eb;border-radius:6px;padding:10px;overflow:auto;}")
-                .append("h1,h2,h3{margin:0.8em 0 0.4em 0;}")
+                .append("p{margin:0.55em 0;}")
+                .append("h1{font-size:20px;margin:0.85em 0 0.45em 0;}")
+                .append("h2{font-size:18px;margin:0.85em 0 0.45em 0;}")
+                .append("h3{font-size:16px;margin:0.8em 0 0.4em 0;}")
+                .append("h4{font-size:14px;margin:0.8em 0 0.4em 0;}")
+                .append("h5{font-size:13px;margin:0.75em 0 0.35em 0;}")
+                .append("h6{font-size:13px;margin:0.75em 0 0.35em 0;}")
                 .append("ul{margin:0.4em 0 0.6em 1.2em;padding:0;}")
                 .append("</style></head><body>");
 
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/BurpExtender$1.class b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/BurpExtender$1.class
index 07d7e8b6..d3f3b4a2 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/BurpExtender$1.class and b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/BurpExtender$1.class differ
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/BurpExtender.class b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/BurpExtender.class
index 57d17f83..396d2c69 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/BurpExtender.class and b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/BurpExtender.class differ
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$1.class b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$1.class
index 50419043..9fd5ec35 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$1.class and b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$1.class differ
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$DotIcon.class b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$DotIcon.class
index e206138c..a42c4763 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$DotIcon.class and b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$DotIcon.class differ
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$TestRun.class b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$TestRun.class
index 8f50315c..5d902bcd 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$TestRun.class and b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$TestRun.class differ
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$TestRunCellRenderer.class b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$TestRunCellRenderer.class
index 1e732b99..2f69f3ca 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$TestRunCellRenderer.class and b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab$TestRunCellRenderer.class differ
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab.class b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab.class
index b58b59d1..a01eb1ba 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab.class and b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/CyberStrikeAITab.class differ
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/MarkdownRenderer.class b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/MarkdownRenderer.class
index 329c36a3..2a5267b7 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/MarkdownRenderer.class and b/plugins/burp-suite/cyberstrikeai-burp-extension/target/classes/burp/MarkdownRenderer.class differ
diff --git a/plugins/burp-suite/cyberstrikeai-burp-extension/target/cyberstrikeai-burp-extension-1.0.0.jar b/plugins/burp-suite/cyberstrikeai-burp-extension/target/cyberstrikeai-burp-extension-1.0.0.jar
index ae3e6ead..0f3e9d52 100644
Binary files a/plugins/burp-suite/cyberstrikeai-burp-extension/target/cyberstrikeai-burp-extension-1.0.0.jar and b/plugins/burp-suite/cyberstrikeai-burp-extension/target/cyberstrikeai-burp-extension-1.0.0.jar differ