49 lines, 2 of them comments · 510 tokens, written in 8 seconds for $0.0079

 1  let orbs = [];
 2  const orbCount = 25;
 3  
 4  function setup() {
 5    createCanvas(windowWidth, windowHeight);
 6    noStroke();
 7    for (let i = 0; i < orbCount; i++) {
 8      orbs.push({
 9        x: random(width),
10        y: random(height),
11        vx: random(-2, 2),
12        vy: random(-2, 2),
13        r: random(8, 20),
14        c: color(random(100, 255), random(100, 255), random(100, 255), 220)
15      });
16    }
17  }
18  
19  function draw() {
20    background(10, 15, 30, 40);
21  
22    // Draw connection lines
23    for (let i = 0; i < orbs.length; i++) {
24      for (let j = i + 1; j < orbs.length; j++) {
25        const d = dist(orbs[i].x, orbs[i].y, orbs[j].x, orbs[j].y);
26        if (d < 140) {
27          stroke(255, map(d, 0, 140, 120, 0));
28          line(orbs[i].x, orbs[i].y, orbs[j].x, orbs[j].y);
29        }
30      }
31    }
32  
33    // Update and draw orbs
34    noStroke();
35    for (let orb of orbs) {
36      orb.x += orb.vx;
37      orb.y += orb.vy;
38  
39      if (orb.x < orb.r || orb.x > width - orb.r) orb.vx *= -1;
40      if (orb.y < orb.r || orb.y > height - orb.r) orb.vy *= -1;
41  
42      fill(orb.c);
43      circle(orb.x, orb.y, orb.r * 2);
44    }
45  }
46  
47  function windowResized() {
48    resizeCanvas(windowWidth, windowHeight);
49  }