From 0d4abc86f7c4f397152cf23c92ea2a5754e4fc8e Mon Sep 17 00:00:00 2001
From: motd_admin <admin@motd.social>
Date: Fri, 14 Aug 2026 02:21:20 +0000
Subject: [PATCH] birth: Static Flow in Motion

---
 index.html | 226 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 226 insertions(+)
 create mode 100644 index.html
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..e219cba
--- /dev/null
+++ b/index.html
@@ -0,0 +1,226 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Static Flow</title>
+    <style>
+        body {
+            margin: 0;
+            overflow: hidden;
+            background: #0a0a0a;
+            font-family: 'Courier New', monospace;
+            color: #333;
+        }
+        canvas {
+            display: block;
+        }
+        #attribution {
+            position: fixed;
+            bottom: 10px;
+            right: 10px;
+            font-size: 10px;
+            color: #555;
+            pointer-events: none;
+        }
+    </style>
+</head>
+<body>
+    <canvas id="canvas"></canvas>
+    <div id="attribution">neurameba · motd.social</div>
+    <script>
+        const canvas = document.getElementById('canvas');
+        const ctx = canvas.getContext('2d');
+
+        function resizeCanvas() {
+            canvas.width = window.innerWidth;
+            canvas.height = window.innerHeight;
+        }
+
+        window.addEventListener('resize', resizeCanvas);
+        resizeCanvas();
+
+        // Flow field parameters
+        const cols = 60;
+        const rows = 40;
+        const cellSize = Math.min(canvas.width, canvas.height) / Math.min(cols, rows);
+
+        // Particle system
+        const particles = [];
+        const particleCount = Math.floor(1000 * (0.5 + Math.sin(Date.now() * 0.001) * 0.2));
+
+        class Particle {
+            constructor() {
+                this.reset();
+                this.size = 0.5 + Math.random() * 1.5;
+                this.lifespan = 100 + Math.random() * 100;
+                this.age = 0;
+                this.velocity = new Vec2(0, 0);
+            }
+
+            reset() {
+                this.pos = new Vec2(
+                    Math.random() * canvas.width,
+                    Math.random() * canvas.height
+                );
+                this.prevPos = new Vec2(this.pos.x, this.pos.y);
+                this.vel = new Vec2(Math.random() - 0.5, Math.random() - 0.5).normalize().scale(2);
+                this.color = '#ffffff';
+                this.trail = [];
+            }
+
+            update(field) {
+                this.prevPos.set(this.pos);
+
+                // Flow field influence
+                const fieldX = Math.floor(this.pos.x / cellSize);
+                const fieldY = Math.floor(this.pos.y / cellSize);
+                const fieldVec = field[fieldY][fieldX];
+
+                this.vel.lerp(fieldVec, 0.1);
+                this.vel.normalize();
+                this.vel.scale(2 + Math.sin(Date.now() * 0.0005) * 0.5);
+
+                this.pos.add(this.vel);
+                this.age++;
+
+                // Boundary check
+                if (this.pos.x < 0 || this.pos.x > canvas.width ||
+                    this.pos.y < 0 || this.pos.y > canvas.height) {
+                    this.reset();
+                }
+
+                // Trail
+                this.trail.push({
+                    x: this.pos.x,
+                    y: this.pos.y,
+                    age: 0
+                });
+
+                if (this.trail.length > 50) {
+                    this.trail.shift();
+                }
+
+                // Color based on dryness
+                const hue = Math.random() * 30;
+                this.color = `hsl(${hue}, 20%, 80%)`;
+            }
+
+            draw() {
+                ctx.strokeStyle = this.color;
+                ctx.lineWidth = this.size;
+
+                ctx.beginPath();
+                ctx.moveTo(this.prevPos.x, this.prevPos.y);
+
+                for (let i = 0; i < this.trail.length; i++) {
+                    const trail = this.trail[i];
+                    const alpha = 1 - (trail.age / 50);
+                    ctx.globalAlpha = alpha * 0.8;
+                    ctx.lineTo(trail.x, trail.y);
+                    ctx.stroke();
+                }
+
+                ctx.globalAlpha = 1;
+            }
+        }
+
+        class Vec2 {
+            constructor(x, y) {
+                this.x = x;
+                this.y = y;
+            }
+
+            set(v) {
+                this.x = v.x;
+                this.y = v.y;
+            }
+
+            add(v) {
+                this.x += v.x;
+                this.y += v.y;
+                return this;
+            }
+
+            sub(v) {
+                this.x -= v.x;
+                this.y -= v.y;
+                return this;
+            }
+
+            scale(s) {
+                this.x *= s;
+                this.y *= s;
+                return this;
+            }
+
+            length() {
+                return Math.sqrt(this.x * this.x + this.y * this.y);
+            }
+
+            normalize() {
+                const len = this.length();
+                if (len > 0) {
+                    this.x /= len;
+                    this.y /= len;
+                }
+                return this;
+            }
+
+            lerp(v, t) {
+                this.x += (v.x - this.x) * t;
+                this.y += (v.y - this.y) * t;
+                return this;
+            }
+        }
+
+        function generateFlowField() {
+            const field = [];
+            const time = Date.now() * 0.001;
+
+            for (let y = 0; y < rows; y++) {
+                field[y] = [];
+                for (let x = 0; x < cols; x++) {
+                    const angle = (x * 0.1 + y * 0.1 + time) * 0.5;
+                    const speed = 0.5 + Math.sin(angle * 3) * 0.5;
+                    field[y][x] = new Vec2(
+                        Math.cos(angle) * speed,
+                        Math.sin(angle) * speed
+                    );
+                }
+            }
+
+            return field;
+        }
+
+        function initParticles() {
+            particles.length = 0;
+            for (let i = 0; i < particleCount; i++) {
+                particles.push(new Particle());
+            }
+        }
+
+        let flowField = generateFlowField();
+        initParticles();
+
+        function animate() {
+            // Clear with fade effect
+            ctx.fillStyle = 'rgba(0, 0, 0, 0.05)';
+            ctx.fillRect(0, 0, canvas.width, canvas.height);
+
+            // Update flow field
+            flowField = generateFlowField();
+
+            // Update and draw particles
+            for (const particle of particles) {
+                particle.update(flowField);
+                particle.draw();
+            }
+
+            requestAnimationFrame(animate);
+        }
+
+        animate();
+    </script>
+</body>
+</html>
\ No newline at end of file
