diff --git a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/markdown-renderer.tsx b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/markdown-renderer.tsx
index dd9e45cfcc..dcc2dffd06 100644
--- a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/markdown-renderer.tsx
+++ b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/markdown-renderer.tsx
@@ -326,8 +326,8 @@ export default function CopilotMarkdownRenderer({ content }: CopilotMarkdownRend
       ),
 
       table: ({ children }: React.TableHTMLAttributes<HTMLTableElement>) => (
-        <div className='my-4 max-w-full overflow-x-auto'>
-          <table className='min-w-full table-auto border border-[var(--border-1)] font-season text-sm'>
+        <div className='my-3 max-w-full overflow-x-auto'>
+          <table className='min-w-full table-auto border border-[var(--border-1)] font-season text-xs'>
             {children}
           </table>
         </div>
@@ -346,12 +346,12 @@ export default function CopilotMarkdownRenderer({ content }: CopilotMarkdownRend
         </tr>
       ),
       th: ({ children }: React.ThHTMLAttributes<HTMLTableCellElement>) => (
-        <th className='border-[var(--border-1)] border-r px-4 py-2 align-top font-base text-[var(--text-secondary)] last:border-r-0 dark:font-[470]'>
+        <th className='border-[var(--border-1)] border-r px-2.5 py-1.5 align-top font-base text-[var(--text-secondary)] last:border-r-0 dark:font-[470]'>
           {children}
         </th>
       ),
       td: ({ children }: React.TdHTMLAttributes<HTMLTableCellElement>) => (
-        <td className='break-words border-[var(--border-1)] border-r px-4 py-2 align-top font-base text-[var(--text-primary)] last:border-r-0 dark:font-[470]'>
+        <td className='break-words border-[var(--border-1)] border-r px-2.5 py-1.5 align-top font-base text-[var(--text-primary)] last:border-r-0 dark:font-[470]'>
           {children}
         </td>
       ),
diff --git a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/thinking-block.tsx b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/thinking-block.tsx
index e1bfda0baa..54c7042e75 100644
--- a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/thinking-block.tsx
+++ b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/thinking-block.tsx
@@ -246,7 +246,7 @@ export function ThinkingBlock({
           )}
         >
           {/* Render markdown during streaming with thinking text styling */}
-          <div className='[&_*]:!text-[var(--text-muted)] [&_*]:!text-[12px] [&_*]:!leading-none [&_*]:!m-0 [&_*]:!p-0 [&_*]:!mb-0 [&_*]:!mt-0 [&_p]:!m-0 [&_h1]:!text-[12px] [&_h1]:!font-semibold [&_h2]:!text-[12px] [&_h2]:!font-semibold [&_h3]:!text-[12px] [&_h3]:!font-semibold [&_code]:!text-[11px] [&_ul]:!pl-4 [&_ul]:!my-0 [&_ol]:!pl-4 [&_ol]:!my-0 [&_li]:!my-0 [&_li]:!py-0 [&_br]:!leading-[0.5] whitespace-pre-wrap font-[470] font-season text-[12px] text-[var(--text-muted)] leading-none'>
+          <div className='[&_*]:!text-[var(--text-muted)] [&_*]:!text-[12px] [&_*]:!leading-[1.3] [&_p]:!m-0 [&_p]:!mb-1 [&_h1]:!text-[12px] [&_h1]:!font-semibold [&_h1]:!m-0 [&_h1]:!mb-1 [&_h2]:!text-[12px] [&_h2]:!font-semibold [&_h2]:!m-0 [&_h2]:!mb-1 [&_h3]:!text-[12px] [&_h3]:!font-semibold [&_h3]:!m-0 [&_h3]:!mb-1 [&_code]:!text-[11px] [&_ul]:!pl-5 [&_ul]:!my-1 [&_ol]:!pl-6 [&_ol]:!my-1 [&_li]:!my-0.5 [&_li]:!py-0 [&_br]:!leading-[0.5] [&_table]:!my-2 [&_th]:!px-2 [&_th]:!py-1 [&_th]:!text-[11px] [&_td]:!px-2 [&_td]:!py-1 [&_td]:!text-[11px] whitespace-pre-wrap font-[470] font-season text-[12px] text-[var(--text-muted)]'>
             <CopilotMarkdownRenderer content={content} />
             <span className='ml-1 inline-block h-2 w-1 animate-pulse bg-[var(--text-muted)]' />
           </div>
@@ -286,7 +286,7 @@ export function ThinkingBlock({
         )}
       >
         {/* Use markdown renderer for completed content */}
-        <div className='[&_*]:!text-[var(--text-muted)] [&_*]:!text-[12px] [&_*]:!leading-none [&_*]:!m-0 [&_*]:!p-0 [&_*]:!mb-0 [&_*]:!mt-0 [&_p]:!m-0 [&_h1]:!text-[12px] [&_h1]:!font-semibold [&_h2]:!text-[12px] [&_h2]:!font-semibold [&_h3]:!text-[12px] [&_h3]:!font-semibold [&_code]:!text-[11px] [&_ul]:!pl-4 [&_ul]:!my-0 [&_ol]:!pl-4 [&_ol]:!my-0 [&_li]:!my-0 [&_li]:!py-0 [&_br]:!leading-[0.5] whitespace-pre-wrap font-[470] font-season text-[12px] text-[var(--text-muted)] leading-none'>
+        <div className='[&_*]:!text-[var(--text-muted)] [&_*]:!text-[12px] [&_*]:!leading-[1.3] [&_p]:!m-0 [&_p]:!mb-1 [&_h1]:!text-[12px] [&_h1]:!font-semibold [&_h1]:!m-0 [&_h1]:!mb-1 [&_h2]:!text-[12px] [&_h2]:!font-semibold [&_h2]:!m-0 [&_h2]:!mb-1 [&_h3]:!text-[12px] [&_h3]:!font-semibold [&_h3]:!m-0 [&_h3]:!mb-1 [&_code]:!text-[11px] [&_ul]:!pl-5 [&_ul]:!my-1 [&_ol]:!pl-6 [&_ol]:!my-1 [&_li]:!my-0.5 [&_li]:!py-0 [&_br]:!leading-[0.5] [&_table]:!my-2 [&_th]:!px-2 [&_th]:!py-1 [&_th]:!text-[11px] [&_td]:!px-2 [&_td]:!py-1 [&_td]:!text-[11px] whitespace-pre-wrap font-[470] font-season text-[12px] text-[var(--text-muted)]'>
           <CopilotMarkdownRenderer content={content} />
         </div>
       </div>
diff --git a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/utils/block-ring-utils.ts b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/utils/block-ring-utils.ts
index 1490d6040b..634d28a86e 100644
--- a/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/utils/block-ring-utils.ts
+++ b/apps/sim/app/workspace/[workspaceId]/w/[workflowId]/utils/block-ring-utils.ts
@@ -50,7 +50,7 @@ export function getBlockRingStyles(options: BlockRingOptions): {
       !isPending &&
       !isDeletedBlock &&
       diffStatus === 'new' &&
-      'ring-[var(--brand-tertiary)]',
+      'ring-[var(--brand-tertiary-2)]',
     !isActive &&
       !isPending &&
       !isDeletedBlock &&
diff --git a/apps/sim/lib/copilot/tools/client/other/search-library-docs.ts b/apps/sim/lib/copilot/tools/client/other/search-library-docs.ts
new file mode 100644
index 0000000000..7dcff295b2
--- /dev/null
+++ b/apps/sim/lib/copilot/tools/client/other/search-library-docs.ts
@@ -0,0 +1,50 @@
+import { BookOpen, Loader2, MinusCircle, XCircle } from 'lucide-react'
+import {
+  BaseClientTool,
+  type BaseClientToolMetadata,
+  ClientToolCallState,
+} from '@/lib/copilot/tools/client/base-tool'
+
+export class SearchLibraryDocsClientTool extends BaseClientTool {
+  static readonly id = 'search_library_docs'
+
+  constructor(toolCallId: string) {
+    super(toolCallId, SearchLibraryDocsClientTool.id, SearchLibraryDocsClientTool.metadata)
+  }
+
+  static readonly metadata: BaseClientToolMetadata = {
+    displayNames: {
+      [ClientToolCallState.generating]: { text: 'Reading docs', icon: Loader2 },
+      [ClientToolCallState.pending]: { text: 'Reading docs', icon: Loader2 },
+      [ClientToolCallState.executing]: { text: 'Reading docs', icon: Loader2 },
+      [ClientToolCallState.success]: { text: 'Read docs', icon: BookOpen },
+      [ClientToolCallState.error]: { text: 'Failed to read docs', icon: XCircle },
+      [ClientToolCallState.aborted]: { text: 'Aborted reading docs', icon: XCircle },
+      [ClientToolCallState.rejected]: { text: 'Skipped reading docs', icon: MinusCircle },
+    },
+    getDynamicText: (params, state) => {
+      const libraryName = params?.library_name
+      if (libraryName && typeof libraryName === 'string') {
+        switch (state) {
+          case ClientToolCallState.success:
+            return `Read ${libraryName} docs`
+          case ClientToolCallState.executing:
+          case ClientToolCallState.generating:
+          case ClientToolCallState.pending:
+            return `Reading ${libraryName} docs`
+          case ClientToolCallState.error:
+            return `Failed to read ${libraryName} docs`
+          case ClientToolCallState.aborted:
+            return `Aborted reading ${libraryName} docs`
+          case ClientToolCallState.rejected:
+            return `Skipped reading ${libraryName} docs`
+        }
+      }
+      return undefined
+    },
+  }
+
+  async execute(): Promise<void> {
+    return
+  }
+}
diff --git a/apps/sim/stores/panel/copilot/store.ts b/apps/sim/stores/panel/copilot/store.ts
index d4e926c91e..97b785177a 100644
--- a/apps/sim/stores/panel/copilot/store.ts
+++ b/apps/sim/stores/panel/copilot/store.ts
@@ -42,6 +42,7 @@ import { RememberDebugClientTool } from '@/lib/copilot/tools/client/other/rememb
 import { ResearchClientTool } from '@/lib/copilot/tools/client/other/research'
 import { SearchDocumentationClientTool } from '@/lib/copilot/tools/client/other/search-documentation'
 import { SearchErrorsClientTool } from '@/lib/copilot/tools/client/other/search-errors'
+import { SearchLibraryDocsClientTool } from '@/lib/copilot/tools/client/other/search-library-docs'
 import { SearchOnlineClientTool } from '@/lib/copilot/tools/client/other/search-online'
 import { SearchPatternsClientTool } from '@/lib/copilot/tools/client/other/search-patterns'
 import { SleepClientTool } from '@/lib/copilot/tools/client/other/sleep'
@@ -116,6 +117,7 @@ const CLIENT_TOOL_INSTANTIATORS: Record<string, (id: string) => any> = {
   get_trigger_blocks: (id) => new GetTriggerBlocksClientTool(id),
   search_online: (id) => new SearchOnlineClientTool(id),
   search_documentation: (id) => new SearchDocumentationClientTool(id),
+  search_library_docs: (id) => new SearchLibraryDocsClientTool(id),
   search_patterns: (id) => new SearchPatternsClientTool(id),
   search_errors: (id) => new SearchErrorsClientTool(id),
   remember_debug: (id) => new RememberDebugClientTool(id),
@@ -174,6 +176,7 @@ export const CLASS_TOOL_METADATA: Record<string, BaseClientToolMetadata | undefi
   get_trigger_blocks: (GetTriggerBlocksClientTool as any)?.metadata,
   search_online: (SearchOnlineClientTool as any)?.metadata,
   search_documentation: (SearchDocumentationClientTool as any)?.metadata,
+  search_library_docs: (SearchLibraryDocsClientTool as any)?.metadata,
   search_patterns: (SearchPatternsClientTool as any)?.metadata,
   search_errors: (SearchErrorsClientTool as any)?.metadata,
   remember_debug: (RememberDebugClientTool as any)?.metadata,
@@ -2433,9 +2436,10 @@ export const useCopilotStore = create<CopilotStore>()(
 
       // If already sending a message, queue this one instead
       if (isSendingMessage) {
-        get().addToQueue(message, { fileAttachments, contexts })
+        get().addToQueue(message, { fileAttachments, contexts, messageId })
         logger.info('[Copilot] Message queued (already sending)', {
           queueLength: get().messageQueue.length + 1,
+          originalMessageId: messageId,
         })
         return
       }
@@ -3161,8 +3165,12 @@ export const useCopilotStore = create<CopilotStore>()(
         // Process next message in queue if any
         const nextInQueue = get().messageQueue[0]
         if (nextInQueue) {
+          // Use originalMessageId if available (from edit/resend), otherwise use queue entry id
+          const messageIdToUse = nextInQueue.originalMessageId || nextInQueue.id
           logger.info('[Queue] Processing next queued message', {
             id: nextInQueue.id,
+            originalMessageId: nextInQueue.originalMessageId,
+            messageIdToUse,
             queueLength: get().messageQueue.length,
           })
           // Remove from queue and send
@@ -3173,7 +3181,7 @@ export const useCopilotStore = create<CopilotStore>()(
               stream: true,
               fileAttachments: nextInQueue.fileAttachments,
               contexts: nextInQueue.contexts,
-              messageId: nextInQueue.id,
+              messageId: messageIdToUse,
             })
           }, 100)
         }
@@ -3615,10 +3623,12 @@ export const useCopilotStore = create<CopilotStore>()(
         fileAttachments: options?.fileAttachments,
         contexts: options?.contexts,
         queuedAt: Date.now(),
+        originalMessageId: options?.messageId,
       }
       set({ messageQueue: [...get().messageQueue, queuedMessage] })
       logger.info('[Queue] Message added to queue', {
         id: queuedMessage.id,
+        originalMessageId: options?.messageId,
         queueLength: get().messageQueue.length,
       })
     },
@@ -3659,12 +3669,15 @@ export const useCopilotStore = create<CopilotStore>()(
         await new Promise((resolve) => setTimeout(resolve, 50))
       }
 
+      // Use originalMessageId if available (from edit/resend), otherwise use queue entry id
+      const messageIdToUse = message.originalMessageId || message.id
+
       // Send the message
       await get().sendMessage(message.content, {
         stream: true,
         fileAttachments: message.fileAttachments,
         contexts: message.contexts,
-        messageId: message.id,
+        messageId: messageIdToUse,
       })
     },
 
diff --git a/apps/sim/stores/panel/copilot/types.ts b/apps/sim/stores/panel/copilot/types.ts
index bf9b210d88..fbb6404aac 100644
--- a/apps/sim/stores/panel/copilot/types.ts
+++ b/apps/sim/stores/panel/copilot/types.ts
@@ -70,6 +70,8 @@ export interface QueuedMessage {
   fileAttachments?: MessageFileAttachment[]
   contexts?: ChatContext[]
   queuedAt: number
+  /** Original messageId to use when processing (for edit/resend flows) */
+  originalMessageId?: string
 }
 
 // Contexts attached to a user message
@@ -249,6 +251,8 @@ export interface CopilotActions {
     options?: {
       fileAttachments?: MessageFileAttachment[]
       contexts?: ChatContext[]
+      /** Original messageId to preserve (for edit/resend flows) */
+      messageId?: string
     }
   ) => void
   removeFromQueue: (id: string) => void