diff --git a/components/timeline-wrapper.tsx b/components/timeline-wrapper.tsx
index 11fdd32..27b2154 100644
--- a/components/timeline-wrapper.tsx
+++ b/components/timeline-wrapper.tsx
@@ -10,11 +10,20 @@ export function TimelineWrapper({ children, className }: TimelineWrapperProps) {
   const items = Children.toArray(children);
   return (
     <div className={clsx('relative pl-8', className)}>
-      <span className="pointer-events-none absolute left-3 top-0 h-full w-[2px] bg-gradient-to-b from-blue-500 via-blue-200 to-slate-200 shadow-[0_0_8px_rgba(59,130,246,0.35)] dark:from-cyan-400 dark:via-cyan-300 dark:to-slate-700" aria-hidden="true" />
+      <span
+        className="pointer-events-none absolute left-3 top-0 h-full w-[2px] rounded-full bg-gradient-to-b from-blue-500 via-blue-200 to-slate-200 shadow-[0_0_10px_rgba(59,130,246,0.45)] dark:from-cyan-400 dark:via-cyan-300 dark:to-slate-700"
+        aria-hidden="true"
+      />
+      <span
+        className="pointer-events-none absolute left-3 top-0 h-full w-[6px] rounded-full bg-gradient-to-b from-blue-500/20 via-blue-200/15 to-transparent blur-[12px]"
+        aria-hidden="true"
+      />
+      <span className="timeline-scroll-dot pointer-events-none absolute left-3 top-0 h-2 w-2 -translate-x-1/2 rounded-full bg-white shadow-[0_0_8px_rgba(96,165,250,0.7)]" aria-hidden="true" />
+
       <div className="space-y-4">
         {items.map((child, index) => (
-          <div key={index} className="relative pl-6">
-            <span className="pointer-events-none absolute left-0 top-1/2 h-[2px] w-6 -translate-x-full -translate-y-1/2 bg-gradient-to-r from-blue-400 to-transparent dark:from-cyan-300" aria-hidden="true" />
+          <div key={index} className="relative pl-6 sm:pl-8">
+            <span className="pointer-events-none absolute left-0 top-1/2 h-[2px] w-7 -translate-x-full -translate-y-1/2 bg-gradient-to-r from-blue-400/80 via-blue-300/60 to-transparent dark:from-cyan-300/80 dark:via-cyan-200/60" aria-hidden="true" />
             {child}
           </div>
         ))}
diff --git a/styles/globals.css b/styles/globals.css
index 1a253e6..bc8d0f2 100644
--- a/styles/globals.css
+++ b/styles/globals.css
@@ -29,6 +29,28 @@ body {
   font-family: var(--font-system-sans);
 }
 
+@keyframes timeline-scroll {
+  0% {
+    transform: translate(-50%, -10%);
+    opacity: 0;
+  }
+  15% {
+    opacity: 1;
+  }
+  85% {
+    opacity: 1;
+  }
+  100% {
+    transform: translate(-50%, 110%);
+    opacity: 0;
+  }
+}
+
+.timeline-scroll-dot {
+  animation: timeline-scroll 6s linear infinite;
+  will-change: transform, opacity;
+}
+
 .toc-target-highlight {
   @apply bg-yellow-50/60 dark:bg-yellow-900/40 transition-colors duration-500;
 }