Add a smooth, animated dot cursor that follows the mouse

Adds a custom cursor with smooth animation using JavaScript and CSS, updates card backgrounds to #0a0a0a, and increases navigation bar button margins.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 75bceff7-98f2-4f6e-ae8e-e735399a1fe8
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Event-Id: 20f129c4-266a-489a-9b78-af922ec1dcda
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/d0a1d46d-d203-4308-bc6a-312ac7c0243b/75bceff7-98f2-4f6e-ae8e-e735399a1fe8/mApn6AR

static/css/styles.css

@@ -32,6 +32,34 @@ body {
     line-height: 1.6;
     overflow-x: hidden;
     position: relative;
+    cursor: none;
+}
+
+.dot-cursor {
+    position: fixed;
+    width: 8px;
+    height: 8px;
+    background: #3b82f6;
+    border-radius: 50%;
+    pointer-events: none;
+    z-index: 999999;
+    transition: transform 0.15s ease, background 0.2s ease;
+    will-change: transform;
+}
+
+.dot-cursor.hover {
+    transform: scale(1.5);
+    background: #60a5fa;
+}
+
+@media (max-width: 768px) {
+    body {
+        cursor: auto;
+    }
+    
+    .dot-cursor {
+        display: none;
+    }
 }
 
 body::after {
@@ -87,7 +115,7 @@ body::after {
 
 .navbar-links {
     display: flex;
-    gap: 40px;
+    gap: 56px;
     align-items: center;
     justify-content: center;
     flex: 1;
@@ -856,7 +884,7 @@ hr {
 
 .card,
 .card-sponsors {
-    background: var(--gray-900);
+    background: #0a0a0a;
     border-radius: 20px;
     overflow: hidden;
     border: 1px solid var(--gray-700);

static/js/scripts.js

@@ -45,6 +45,8 @@ document.addEventListener('DOMContentLoaded', function() {
     ScrollTrigger.addEventListener('refresh', () => lenis.resize());
     ScrollTrigger.refresh();
 
+    initSmoothCursor();
+
     let lastScrollTop = 0;
     const nav = document.querySelector('nav');
     
@@ -411,3 +413,60 @@ function initStars() {
         section.appendChild(starContainer);
     });
 }
+
+function initSmoothCursor() {
+    if (window.innerWidth <= 768) return;
+    
+    const cursor = document.createElement('div');
+    cursor.className = 'dot-cursor';
+    document.body.appendChild(cursor);
+    
+    let mouseX = 0;
+    let mouseY = 0;
+    let cursorX = 0;
+    let cursorY = 0;
+    let velocityX = 0;
+    let velocityY = 0;
+    
+    const ease = 0.15;
+    const friction = 0.85;
+    
+    document.addEventListener('mousemove', (e) => {
+        mouseX = e.clientX;
+        mouseY = e.clientY;
+    });
+    
+    const interactiveElements = 'a, button, [role="button"], input, textarea, select, .card, .card-sponsors';
+    
+    document.addEventListener('mouseover', (e) => {
+        if (e.target.closest(interactiveElements)) {
+            cursor.classList.add('hover');
+        }
+    });
+    
+    document.addEventListener('mouseout', (e) => {
+        if (e.target.closest(interactiveElements)) {
+            cursor.classList.remove('hover');
+        }
+    });
+    
+    function updateCursor() {
+        const dx = mouseX - cursorX;
+        const dy = mouseY - cursorY;
+        
+        velocityX += dx * ease;
+        velocityY += dy * ease;
+        
+        velocityX *= friction;
+        velocityY *= friction;
+        
+        cursorX += velocityX;
+        cursorY += velocityY;
+        
+        cursor.style.transform = `translate(${cursorX - 4}px, ${cursorY - 4}px)`;
+        
+        requestAnimationFrame(updateCursor);
+    }
+    
+    updateCursor();
+}