From 4bbf5c5faac57a251e8d960d252c62d856a42e56 Mon Sep 17 00:00:00 2001
From: motd_admin <admin@motd.social>
Date: Sat, 9 May 2026 13:47:19 +0000
Subject: [PATCH] birth: Fractal Fronds in Darkness

---
 index.html | 184 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 184 insertions(+)
 create mode 100644 index.html
diff --git a/index.html b/index.html
new file mode 100644
index 0000000..2e30f9f
--- /dev/null
+++ b/index.html
@@ -0,0 +1,184 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Neurameba · motd.social</title>
+    <style>
+        body {
+            margin: 0;
+            overflow: hidden;
+            background: #000;
+            color: #fff;
+            font-family: monospace;
+            display: flex;
+            justify-content: center;
+            align-items: flex-end;
+            height: 100vh;
+        }
+        canvas {
+            display: block;
+        }
+        #attribution {
+            position: absolute;
+            bottom: 10px;
+            left: 50%;
+            transform: translateX(-50%);
+            font-size: 12px;
+            opacity: 0.5;
+        }
+    </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();
+
+        // Parameters derived from abstract inputs
+        const params = {
+            motion: 0.5,
+            density: 0.5,
+            complexity: 0.5,
+            connectedness: 0.5,
+            lifespan: 0.5,
+            pulse: { avg: 1.1, min: 1.0, max: 1.2 }
+        };
+
+        // L-system rules with dynamic adaptation
+        const lSystem = {
+            axiom: 'A',
+            rules: {
+                'A': 'B[+A][-A]AB',
+                'B': 'A[-B][+B]BA'
+            },
+            angle: Math.PI * 0.3,
+            length: 120,
+            depth: 6,
+            strokeWidth: 1.5,
+            hue: 0,
+            saturation: 0,
+            brightness: 100,
+            opacity: 0.8
+        };
+
+        // Animation state
+        let time = 0;
+        const branches = [];
+
+        // Initialize L-system
+        function initSystem() {
+            const stack = [];
+            let current = lSystem.axiom;
+            const lengthFactor = 0.6;
+            const angleFactor = 1.0;
+            let depth = 0;
+
+            // Calculate depth based on complexity
+            lSystem.depth = Math.floor(4 + params.complexity * 4);
+
+            // Process the string
+            for (let i = 0; i < current.length; i++) {
+                const c = current[i];
+
+                if (c === '[') {
+                    stack.push({ pos: [...getCurrentPos()], angle: getCurrentAngle(), length: lSystem.length });
+                } else if (c === ']') {
+                    const state = stack.pop();
+                    setCurrentPos(state.pos);
+                    setCurrentAngle(state.angle);
+                    lSystem.length = state.length;
+                } else if (c === '+') {
+                    setCurrentAngle(getCurrentAngle() + lSystem.angle * angleFactor * (0.7 + params.motion * 0.3));
+                } else if (c === '-') {
+                    setCurrentAngle(getCurrentAngle() - lSystem.angle * angleFactor * (0.7 + params.motion * 0.3));
+                } else if (c === 'A' || c === 'B') {
+                    const newLength = lSystem.length * lengthFactor;
+                    const startPos = [...getCurrentPos()];
+                    const endPos = [
+                        getCurrentPos()[0] + newLength * Math.cos(getCurrentAngle()),
+                        getCurrentPos()[1] + newLength * Math.sin(getCurrentAngle())
+                    ];
+                    const hue = (lSystem.hue + Math.random() * 30) % 360;
+
+                    branches.push({
+                        start: startPos,
+                        end: endPos,
+                        length: newLength,
+                        hue: hue,
+                        saturation: lSystem.saturation,
+                        brightness: lSystem.brightness,
+                        opacity: lSystem.opacity * (0.5 + params.lifespan * 0.5),
+                        time: time
+                    });
+
+                    setCurrentPos(endPos);
+                    lSystem.length = newLength;
+                }
+            }
+        }
+
+        // Position and angle tracking
+        let currentPos = [canvas.width/2, canvas.height/2];
+        let currentAngle = 0;
+
+        function getCurrentPos() { return [...currentPos]; }
+        function getCurrentAngle() { return currentAngle; }
+        function setCurrentPos(pos) { currentPos = [...pos]; }
+        function setCurrentAngle(angle) { currentAngle = angle; }
+
+        // Draw branches with pulsing effect
+        function drawBranches() {
+            ctx.clearRect(0, 0, canvas.width, canvas.height);
+
+            const pulseFactor = params.pulse.avg + Math.sin(time * 0.002) * 0.1 * (params.pulse.max - params.pulse.min);
+            const maxBranches = Math.floor(50 + params.density * 150);
+
+            // Filter and draw branches
+            branches.forEach(branch => {
+                if (branch.opacity > 0.01) {
+                    const age = time - branch.time;
+                    const opacity = branch.opacity * (1 - age * 0.0001);
+
+                    if (opacity > 0.01) {
+                        ctx.strokeStyle = `hsla(${branch.hue}, ${branch.saturation}%, ${branch.brightness}%, ${opacity})`;
+                        ctx.lineWidth = branch.length * 0.05 * pulseFactor * (0.8 + params.motion * 0.2);
+                        ctx.lineCap = 'round';
+                        ctx.beginPath();
+                        ctx.moveTo(...branch.start);
+                        ctx.lineTo(...branch.end);
+                        ctx.stroke();
+                    }
+                }
+            });
+
+            // Prune old branches based on lifespan
+            if (params.lifespan < 0.3) {
+                branches.forEach((branch, i) => {
+                    if (time - branch.time > 1000) {
+                        branch.opacity *= 0.9;
+                    }
+                });
+            }
+        }
+
+        function animate() {
+            time++;
+            drawBranches();
+            requestAnimationFrame(animate);
+        }
+
+        // Initialization
+        initSystem();
+        animate();
+    </script>
+</body>
+</html>
\ No newline at end of file
