diff --git a/app/blog/page.tsx b/app/blog/page.tsx
index 780cd39..567db7c 100644
--- a/app/blog/page.tsx
+++ b/app/blog/page.tsx
@@ -4,6 +4,8 @@ import { formatDate2, stringToDate } from "@/lib/utils";
 import { getMetadata } from "@/app/layout";
 import Image from "next/image";
 import Link from "next/link";
+import { AuroraText } from "@/components/ui/aurora";
+import { ShineBorder } from "@/components/ui/shine-border";
 import docuConfig from "@/docu.json";
 
 export const metadata = getMetadata({
@@ -16,16 +18,17 @@ export default async function BlogIndexPage() {
     (a, b) => stringToDate(b.date).getTime() - stringToDate(a.date).getTime()
   );
   return (
-    <div className="w-full mx-auto flex flex-col gap-1 sm:min-h-[91vh] min-h-[88vh] py-2">
-      <div className="mb-7 flex flex-col gap-2">
-        <h1 className="text-2xl font-extrabold">
-          Blog Posts
+    <div className="flex flex-col items-center justify-center px-2 py-8 text-center sm:py-36">
+      <div className="w-full max-w-[800px] pb-8">
+        <AuroraText className="text-lg"># Stay Informed, Stay Ahead</AuroraText>
+        <h1 className="mb-4 text-2xl font-bold sm:text-5xl">
+            Blog Posts
         </h1>
-        <p className="text-lg text-muted-foreground mt-2">
-          Discover the latest updates, tutorials, and insights on {meta.title}.
+        <p className="mb-8 sm:text-xl text-muted-foreground">
+            Explore updates, tips, and deep dives from the {meta.title}.
         </p>
-      </div>
-      <div className="grid md:grid-cols-3 sm:grid-cols-2 grid-cols-1 sm:gap-8 gap-4 mb-5">
+       </div>
+      <div className="text-left grid md:grid-cols-3 sm:grid-cols-2 grid-cols-1 sm:gap-8 gap-4 my-6">
         {blogs.map((blog) => (
           <BlogCard {...blog} slug={blog.slug} key={blog.slug} />
         ))}
@@ -45,9 +48,8 @@ function BlogCard({
   return (
     <Link
       href={`/blog/${slug}`}
-      className="flex flex-col gap-2 items-start border rounded-md py-5 px-3 min-h-[400px]"
+      className="flex flex-col gap-2 items-start border rounded-md max-h-[420px] min-h-[420px]"
     >
-      <h3 className="text-md font-semibold -mt-1 pr-7">{title}</h3>
       <div className="w-full">
         <Image
           src={cover}
@@ -55,11 +57,14 @@ function BlogCard({
           width={400}
           height={150}
           quality={80}
-          className="w-full rounded-md object-cover h-[180px] border"
+          className="w-full rounded-md object-cover h-[200px]"
         />
       </div>
-      <p className="text-sm text-muted-foreground">{description}</p>
-      <div className="flex items-center justify-between w-full mt-auto">
+      <div className="flex flex-col items-start px-3 py-3 gap-2 mb-auto">
+        <h3 className="text-md font-semibold line-clamp-2">{title}</h3>
+        <p className="text-sm text-muted-foreground line-clamp-3">{description}</p>
+      </div>
+      <div className="flex items-center justify-between w-full px-3 mb-6">
         <p className="text-[13px] text-muted-foreground">
           Published on {formatDate2(date)}
         </p>
diff --git a/app/changelog/page.tsx b/app/changelog/page.tsx
index 397a039..0caacf0 100644
--- a/app/changelog/page.tsx
+++ b/app/changelog/page.tsx
@@ -2,42 +2,23 @@ import { Suspense } from "react";
 import { getChangelogEntries } from "@/lib/changelog";
 import { VersionEntry } from "@/components/changelog/version-entry";
 import { VersionToc } from "@/components/changelog/version-toc";
-import { getMetadata } from "@/app/layout";
-import docuConfig from "@/docu.json";
 import { FloatingVersionToc } from "@/components/changelog/floating-version";
 
-export const metadata = getMetadata({
-  title: "Changelog",
-  description: "Latest updates and improvements to DocuBook",
-  image: "release-note.png",
-});
-
 export default async function ChangelogPage() {
   const entries = await getChangelogEntries();
-  const { meta } = docuConfig;
-  return (
-    <div className="flex flex-col w-full">
-      <div className="border-b">
-        <div className="py-8">
-          <h1 className="text-2xl font-extrabold">Changelog</h1>
-            <p className="text-lg text-muted-foreground mt-2">
-            Latest updates and improvements to {meta.title}
-           </p>
-        </div>
-      </div>
 
-      <div className="md:container py-8">
-        <div className="flex items-start gap-8">
-          <Suspense fallback={<div className="lg:flex hidden flex-[1.5] min-w-[238px]" />}>
+  return (
+    <div className="flex items-start">
+          <Suspense fallback={<div className="lg:flex hidden flex-[1.5]" />}>
             <VersionToc
               versions={entries.map(({ version, date }) => ({ version, date }))}
             />
           </Suspense>
 
-          <main className="flex-1 lg:flex-[5.25] min-w-0">
+          <main className="flex-1 md:flex-[5.25] min-w-0 max-w-[800px]">
             <div className="relative">
-              <div className="absolute left-0 top-0 h-full w-px bg-border lg:block hidden" />
-              <div className="lg:pl-12 pl-0 lg:pt-8">
+              <div className="absolute left-0 top-0 h-full w-px bg-border md:block hidden" />
+              <div className="md:px-12 md:py-8 max-md:py-10">
                 {entries.map((entry, index) => (
                     <section
                         id={`version-${entry.version}`}
@@ -50,8 +31,6 @@ export default async function ChangelogPage() {
               </div>
             </div>
           </main>
-        </div>
-      </div>
           {/* Floating TOC for smaller screens */}
             {entries.length > 0 && (
             <FloatingVersionToc
diff --git a/app/playground/page.tsx b/app/playground/page.tsx
index f2f7a7a..2247a7d 100644
--- a/app/playground/page.tsx
+++ b/app/playground/page.tsx
@@ -187,23 +187,24 @@ export default function PlaygroundPage() {
     }
   };
 
-  const insertAtCursor = (textArea: HTMLTextAreaElement, text: string) => {
+    const insertAtCursor = (textArea: HTMLTextAreaElement, text: string) => {
     const start = textArea.selectionStart;
     const end = textArea.selectionEnd;
     const before = markdown.substring(0, start);
     const after = markdown.substring(end);
 
-    // Menambahkan satu baris kosong sebelum dan sesudah komponen
-    const newText = `${before}${text}\n${after}`;
+    const needsLeadingNewline = before && !before.endsWith('\n\n') ? '\n\n' : '';
+    const needsTrailingNewline = after && !after.startsWith('\n\n') ? '\n\n' : '';
+
+    const newText = `${before}${needsLeadingNewline}${text}${needsTrailingNewline}${after}`;
     setMarkdown(newText);
 
     requestAnimationFrame(() => {
-      textArea.focus();
-      const newPosition = start + text.length + 1;
-      textArea.setSelectionRange(newPosition, newPosition);
+        textArea.focus();
+        const newPosition = before.length + needsLeadingNewline.length + text.length + 1;
+        textArea.setSelectionRange(newPosition, newPosition);
     });
-  };
-
+    };
 
   if (isMobile) {
     return <MobileMessage />;
diff --git a/components/changelog/floating-version.tsx b/components/changelog/floating-version.tsx
index e2eb109..4175564 100644
--- a/components/changelog/floating-version.tsx
+++ b/components/changelog/floating-version.tsx
@@ -51,7 +51,7 @@ export function FloatingVersionToc({ versions }: FloatingVersionTocProps) {
   };
 
   return (
-    <div className="fixed bottom-4 right-4 lg:hidden z-50">
+    <div className="fixed bottom-4 right-4 md:hidden z-50">
       <Popover open={open} onOpenChange={setOpen}>
         <PopoverTrigger asChild>
           <Button variant="outline" className="rounded-full shadow-lg px-4 py-2 flex items-center gap-2">
diff --git a/components/changelog/version-toc.tsx b/components/changelog/version-toc.tsx
index 0600f90..c32d2ca 100644
--- a/components/changelog/version-toc.tsx
+++ b/components/changelog/version-toc.tsx
@@ -2,8 +2,9 @@
 
 import { useEffect, useState } from "react";
 import { cn, formatDate2 } from "@/lib/utils";
-import { History } from "lucide-react";
+import { History, PanelLeftOpen, PanelLeftClose } from "lucide-react";
 import { ScrollArea } from "@/components/ui/scroll-area";
+import { Button } from "@/components/ui/button";
 
 interface VersionTocProps {
   versions: Array<{
@@ -14,33 +15,30 @@ interface VersionTocProps {
 
 export function VersionToc({ versions }: VersionTocProps) {
   const [activeId, setActiveId] = useState<string | null>(null);
+  const [collapsed, setCollapsed] = useState(false);
 
   useEffect(() => {
-    // Handle initial hash
     const hash = window.location.hash.slice(1);
     if (hash) {
       setActiveId(hash);
     }
 
-    // Set up intersection observer
     const observer = new IntersectionObserver(
       (entries) => {
         entries.forEach((entry) => {
           if (entry.isIntersecting) {
             const id = entry.target.id;
             setActiveId(id);
-            // Use pushState instead of replaceState to maintain history
-            window.history.pushState(null, '', `#${id}`);
+            window.history.pushState(null, "", `#${id}`);
           }
         });
       },
       {
         threshold: 0.2,
-        rootMargin: '-20% 0px -60% 0px'
+        rootMargin: "-20% 0px -60% 0px",
       }
     );
 
-    // Observe version elements
     versions.forEach(({ version }) => {
       const element = document.getElementById(`v${version}`);
       if (element) observer.observe(element);
@@ -50,41 +48,64 @@ export function VersionToc({ versions }: VersionTocProps) {
   }, [versions]);
 
   return (
-    <aside className="lg:flex hidden toc flex-[1.5] min-w-[238px] pt-8 sticky top-16 h-[calc(100vh-4rem)]">
-      <div className="flex flex-col gap-2 w-full">
-        <div className="flex items-center gap-2 mb-2">
-          <History className="w-4 h-4" />
-          <h3 className="font-medium text-sm">Version History</h3>
-        </div>
-        <ScrollArea className="h-full">
-          <div className="flex flex-col gap-1.5 text-sm dark:text-stone-300/85 text-stone-800 pr-4">
-            {versions.map(({ version, date }) => (
-              <a
-                key={version}
-                href={`#v${version}`}
-                className={cn(
-                  "hover:text-foreground transition-colors py-1",
-                  activeId === `v${version}` && "font-medium text-primary"
-                )}
-                onClick={(e) => {
-                  e.preventDefault();
-                  const element = document.getElementById(`v${version}`);
-                  if (element) {
-                    element.scrollIntoView({ behavior: 'smooth' });
-                    setActiveId(`v${version}`);
-                    window.history.pushState(null, '', `#v${version}`);
-                  }
-                }}
-              >
-                v{version}
-                <span className="text-xs text-muted-foreground ml-2">
-                  {formatDate2(date)}
-                </span>
-              </a>
-            ))}
-          </div>
-        </ScrollArea>
+    <aside
+      className={cn(
+        "sticky top-16 h-[calc(100vh-4rem)] border-r bg-background transition-all duration-300 z-20 hidden md:flex",
+        collapsed ? "w-[48px]" : "w-[250px]"
+      )}
+    >
+      {/* Toggle Button */}
+      <div className="absolute top-0 right-0 py-2 px-0 ml-6 z-30">
+        <Button
+          size="icon"
+          variant="outline"
+          className="hover:bg-transparent hover:text-inherit border-none text-muted-foreground"
+          onClick={() => setCollapsed((prev) => !prev)}
+        >
+          {collapsed ? <PanelLeftOpen size={18} /> : <PanelLeftClose size={18} />}
+        </Button>
       </div>
+
+      {/* Content */}
+      {!collapsed && (
+        <div className="flex flex-col gap-2 w-full pt-8 pr-2">
+          <div className="flex mb-2">
+            <h2 className="font-semibold text-lg">Changelog</h2>
+          </div>
+          <div className="flex items-center gap-2 mb-2">
+            <History className="w-4 h-4" />
+            <h3 className="font-medium text-sm">Version History</h3>
+          </div>
+          <ScrollArea className="h-full pr-2">
+            <div className="flex flex-col gap-1.5 text-sm dark:text-stone-300/85 text-stone-800 pr-4">
+              {versions.map(({ version, date }) => (
+                <a
+                  key={version}
+                  href={`#v${version}`}
+                  className={cn(
+                    "hover:text-foreground transition-colors py-1",
+                    activeId === `v${version}` && "font-medium text-primary"
+                  )}
+                  onClick={(e) => {
+                    e.preventDefault();
+                    const element = document.getElementById(`v${version}`);
+                    if (element) {
+                      element.scrollIntoView({ behavior: "smooth" });
+                      setActiveId(`v${version}`);
+                      window.history.pushState(null, "", `#v${version}`);
+                    }
+                  }}
+                >
+                  v{version}
+                  <span className="text-xs text-muted-foreground ml-2">
+                    {formatDate2(date)}
+                  </span>
+                </a>
+              ))}
+            </div>
+          </ScrollArea>
+        </div>
+      )}
     </aside>
   );
 }
diff --git a/components/leftbar.tsx b/components/leftbar.tsx
index ab8c939..599c729 100644
--- a/components/leftbar.tsx
+++ b/components/leftbar.tsx
@@ -9,7 +9,7 @@ import {
 } from "@/components/ui/sheet";
 import { Logo, NavMenu } from "@/components/navbar";
 import { Button } from "@/components/ui/button";
-import { AlignLeftIcon, ArrowLeftFromLine, ArrowRightFromLine } from "lucide-react";
+import { AlignLeftIcon, PanelLeftClose, PanelLeftOpen } from "lucide-react";
 import { FooterButtons } from "@/components/footer";
 import { DialogTitle } from "@/components/ui/dialog";
 import { ScrollArea } from "@/components/ui/scroll-area";
@@ -22,7 +22,7 @@ export function Leftbar() {
   return (
     <aside
       className={`sticky lg:flex hidden top-16 h-[calc(100vh-4rem)] border-r bg-background transition-all duration-300
-      ${collapsed ? "w-[0px]" : "w-[250px]"} flex flex-col pr-2`}
+      ${collapsed ? "w-[48px]" : "w-[250px]"} flex flex-col pr-2`}
     >
       {/* Toggle Button */}
       <div className="absolute top-0 right-0 py-2 px-0 ml-6 z-10">
@@ -33,9 +33,9 @@ export function Leftbar() {
           onClick={() => setCollapsed((prev) => !prev)}
         >
           {collapsed ? (
-            <ArrowRightFromLine size={18} />
+            <PanelLeftOpen size={18} />
           ) : (
-            <ArrowLeftFromLine size={18} />
+            <PanelLeftClose size={18} />
           )}
         </Button>
       </div>
diff --git a/styles/globals.css b/styles/globals.css
index ab747f5..abe6c09 100644
--- a/styles/globals.css
+++ b/styles/globals.css
@@ -119,6 +119,22 @@ pre>code {
   background-color: transparent !important;
 }
 
+.line-clamp-3 {
+  display: -webkit-box;
+  -webkit-line-clamp: 3;
+  -webkit-box-orient: vertical;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+.line-clamp-2 {
+  display: -webkit-box;
+  -webkit-line-clamp: 2;
+  -webkit-box-orient: vertical;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
 @layer utilities {
     .animate-shine {
       --animate-shine: shine var(--duration) infinite linear;
diff --git a/tailwind.config.ts b/tailwind.config.ts
index 56783f3..7949b4c 100644
--- a/tailwind.config.ts
+++ b/tailwind.config.ts
@@ -9,6 +9,7 @@ const config = {
     "./src/**/*.{ts,tsx}",
   ],
   prefix: "",
+  safelist: ["line-clamp-3","line-clam-2"],
   theme: {
   	container: {
   		center: true,