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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<title>Pipes - IdleGames</title>
<link rel="icon" href="favicon.ico" type="image/x-icon">
<link rel="manifest" href="manifest.webmanifest">
<meta name="theme-color" content="#667eea">
<style>
:root {
--bg-light: #e8d4b8;
--bg-dark: #2a2520;
--soil-light: #c9a66b;
--soil-dark: #3d3020;
--pipe-light: #a08060;
--pipe-dark: #6a5a4a;
--water: #4a90c2;
--water-deep: #2a6090;
--highlight: rgba(255, 250, 240, 0.4);
--shadow: rgba(0, 0, 0, 0.3);
}
[data-theme="dark"] {
--bg-light: #2a2520;
--soil-light: #3d3020;
--pipe-light: #6a5a4a;
--highlight: rgba(255, 250, 240, 0.15);
--shadow: rgba(0, 0, 0, 0.5);
}
* {
box-sizing: border-box;
margin: 0;
padding: 0;
-webkit-tap-highlight-color: transparent;
}
body {
font-family: 'Segoe UI', system-ui, sans-serif;
background: var(--bg-light);
min-height: 100vh;
min-height: 100dvh;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
padding: 1rem;
transition: background 0.3s;
overflow: hidden;
}
#game-container {
position: relative;
width: min(calc(100vw - 2rem), calc(100vh - 8rem), calc(100dvh - 8rem));
height: min(calc(100vw - 2rem), calc(100vh - 8rem), calc(100dvh - 8rem));
max-width: 800px;
max-height: 800px;
}
#caustics-canvas {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
border-radius: 8px;
pointer-events: none;
mix-blend-mode: overlay;
opacity: 0.6;
}
#water-mask-svg {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
pointer-events: none;
opacity: 0;
}
#game-svg {
width: 100%;
height: 100%;
border-radius: 8px;
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
#status-bar {
margin-top: 1rem;
display: flex;
gap: 2rem;
font-size: 1.1rem;
color: #665544;
}
[data-theme="dark"] #status-bar {
color: #aa9988;
}
#menu-btn {
position: fixed;
top: 1rem;
right: 1rem;
width: 44px;
height: 44px;
border-radius: 50%;
border: none;
background: rgba(255,255,255,0.9);
font-size: 1.5rem;
cursor: pointer;
box-shadow: 0 2px 8px rgba(0,0,0,0.2);
z-index: 100;
}
[data-theme="dark"] #menu-btn {
background: rgba(60,50,40,0.9);
color: #ddd;
}
#menu-dropdown {
position: fixed;
top: 4rem;
right: 1rem;
background: white;
border-radius: 8px;
box-shadow: 0 4px 20px rgba(0,0,0,0.2);
display: none;
flex-direction: column;
overflow: hidden;
z-index: 100;
}
#menu-dropdown.open {
display: flex;
}
[data-theme="dark"] #menu-dropdown {
background: #3d3020;
}
.menu-item {
padding: 12px 20px;
border: none;
background: none;
text-align: left;
cursor: pointer;
font-size: 1rem;
color: #333;
transition: background 0.2s;
}
.menu-item:hover {
background: rgba(0,0,0,0.05);
}
[data-theme="dark"] .menu-item {
color: #ddd;
}
[data-theme="dark"] .menu-item:hover {
background: rgba(255,255,255,0.05);
}
.menu-divider {
height: 1px;
background: rgba(0,0,0,0.1);
}
/* Win animation */
@keyframes pulse-win {
0%, 100% { filter: brightness(1); }
50% { filter: brightness(1.3); }
}
.pipe-tile {
cursor: pointer;
transition: transform 0.15s ease-out;
}
.pipe-tile:hover {
filter: brightness(1.05);
}
/* Drain pulse animation */
@keyframes drain-pulse {
0%, 100% { opacity: 0.3; }
50% { opacity: 0.7; }
}
.drain-glow {
animation: drain-pulse 2s ease-in-out infinite;
}
/* Water shimmer */
@keyframes water-shimmer {
0% { opacity: 0.3; }
50% { opacity: 0.6; }
100% { opacity: 0.3; }
}
.water-highlight {
animation: water-shimmer 1.5s ease-in-out infinite;
}
/* Modal styles */
.modal-overlay {
position: fixed;
inset: 0;
background: rgba(0,0,0,0.5);
display: none;
align-items: center;
justify-content: center;
z-index: 200;
}
.modal-overlay.open {
display: flex;
}
.modal {
background: white;
padding: 2rem;
border-radius: 12px;
max-width: 90%;
width: 360px;
text-align: center;
}
[data-theme="dark"] .modal {
background: #3d3020;
color: #ddd;
}
.modal h2 {
margin-bottom: 1rem;
}
.modal p {
margin-bottom: 0.5rem;
line-height: 1.6;
}
.modal-btn {
margin-top: 1rem;
padding: 0.75rem 1.5rem;
border: none;
border-radius: 6px;
font-size: 1rem;
cursor: pointer;
transition: transform 0.1s;
}
.modal-btn:active {
transform: scale(0.98);
}
.modal-btn.primary {
background: linear-gradient(135deg, #667eea, #764ba2);
color: white;
}
#win-modal h2 {
font-size: 2rem;
}
</style>
</head>
<body>
<div id="game-container">
<svg id="game-svg" viewBox="0 0 400 400"></svg>
<canvas id="caustics-canvas"></canvas>
<svg id="water-mask-svg" viewBox="0 0 400 400"></svg>
</div>
<div id="status-bar">
<span>Level: <span id="level-num">1</span></span>
<span>Moves: <span id="move-count">0</span></span>
</div>
<button id="menu-btn">☰</button>
<div id="menu-dropdown">
<button class="menu-item" id="new-game-btn">🎮 New Game</button>
<div class="menu-divider"></div>
<button class="menu-item" id="sound-toggle">🔊 Sound: On</button>
<div class="menu-divider"></div>
<button class="menu-item" id="theme-toggle">🌙 Dark Mode</button>
<div class="menu-divider"></div>
<button class="menu-item" id="help-btn">❓ How to Play</button>
</div>
<div class="modal-overlay" id="help-modal">
<div class="modal">
<h2>❓ How to Play</h2>
<p>🔄 Tap pipes to rotate them clockwise.</p>
<p>💧 Connect water from the source (filled pipe) to the drain (pulsing pipe).</p>
<p>🎯 Complete each level to progress!</p>
<button class="modal-btn primary" id="close-help">Got it!</button>
</div>
</div>
<div class="modal-overlay" id="win-modal">
<div class="modal">
<h2>🎉 Level Complete!</h2>
<p>Moves: <span id="win-moves">0</span></p>
<button class="modal-btn primary" id="next-level-btn">Next Level</button>
</div>
</div>
<script>
// ═══════════════════════════════════════════════════════════════════════════
// PIPES - Low-poly SVG puzzle game
// ═══════════════════════════════════════════════════════════════════════════
const svg = document.getElementById('game-svg');
const waterMaskSvg = document.getElementById('water-mask-svg');
const causticsCanvas = document.getElementById('caustics-canvas');
const causticsCtx = causticsCanvas.getContext('2d');
const NS = 'http://www.w3.org/2000/svg';
// ═══════════════════════════════════════════════════════════════════════════
// GAME STATE
// ═══════════════════════════════════════════════════════════════════════════
const state = {
level: 1,
gridSize: 3,
grid: [],
source: { x: 0, y: 0 },
drain: { x: 0, y: 0 },
moves: 0,
won: false,
sound: true,
darkMode: window.matchMedia('(prefers-color-scheme: dark)').matches,
causticsTime: 0,
lastCausticsFrame: 0,
animationId: null
};
// Pipe types: connections as [N, E, S, W] booleans
const PIPE_TYPES = {
straight: { connections: [1, 0, 1, 0], symbol: '│' },
corner: { connections: [1, 1, 0, 0], symbol: '└' },
tee: { connections: [1, 1, 0, 1], symbol: '┴' },
cross: { connections: [1, 1, 1, 1], symbol: '┼' }
};
// Direction vectors: N=0, E=1, S=2, W=3
const DIR_VECTORS = [
{ x: 0, y: -1 }, // N
{ x: 1, y: 0 }, // E
{ x: 0, y: 1 }, // S
{ x: -1, y: 0 } // W
];
// ═══════════════════════════════════════════════════════════════════════════
// SEEDED RANDOM
// ═══════════════════════════════════════════════════════════════════════════
let rngSeed = Date.now();
let rngState = rngSeed;
function seedRandom(seed) {
rngSeed = seed;
rngState = seed;
}
function random() {
rngState = (rngState * 1103515245 + 12345) & 0x7fffffff;
return rngState / 0x7fffffff;
}
function randomInt(min, max) {
return Math.floor(random() * (max - min + 1)) + min;
}
function shuffle(array) {
for (let i = array.length - 1; i > 0; i--) {
const j = Math.floor(random() * (i + 1));
[array[i], array[j]] = [array[j], array[i]];
}
return array;
}
// ═══════════════════════════════════════════════════════════════════════════
// PIPE CLASS
// ═══════════════════════════════════════════════════════════════════════════
class Pipe {
constructor(type, rotation = 0) {
this.type = type;
this.rotation = rotation; // 0-3 (number of 90° clockwise rotations)
this.hasWater = false;
this.isSource = false;
this.isDrain = false;
}
getConnections() {
// Return which directions this pipe connects to after rotation
const base = PIPE_TYPES[this.type].connections;
const rotated = [];
for (let i = 0; i < 4; i++) {
rotated[i] = base[(i - this.rotation + 4) % 4];
}
return rotated;
}
connectsTo(dir) {
return this.getConnections()[dir] === 1;
}
rotate() {
this.rotation = (this.rotation + 1) % 4;
}
}
// ═══════════════════════════════════════════════════════════════════════════
// PUZZLE GENERATION (GUARANTEED SOLVABLE)
// ═══════════════════════════════════════════════════════════════════════════
function generatePuzzle(size) {
// Initialize empty grid
const grid = [];
for (let y = 0; y < size; y++) {
grid[y] = [];
for (let x = 0; x < size; x++) {
grid[y][x] = null;
}
}
// Place source and drain on opposite sides
const sourceY = randomInt(0, size - 1);
const drainY = randomInt(0, size - 1);
state.source = { x: 0, y: sourceY };
state.drain = { x: size - 1, y: drainY };
// Generate a valid path from source to drain using random walk
const path = generatePath(size, state.source, state.drain);
// Place pipes along the path with correct connections
for (let i = 0; i < path.length; i++) {
const pos = path[i];
const prevDir = i > 0 ? getDirection(path[i - 1], pos) : null;
const nextDir = i < path.length - 1 ? getDirection(pos, path[i + 1]) : null;
// Determine required connections
const connections = [0, 0, 0, 0];
if (prevDir !== null) connections[(prevDir + 2) % 4] = 1; // incoming
if (nextDir !== null) connections[nextDir] = 1; // outgoing
// Find matching pipe type and rotation
const { type, rotation } = findPipeForConnections(connections);
grid[pos.y][pos.x] = new Pipe(type, rotation);
}
// Mark source and drain
grid[state.source.y][state.source.x].isSource = true;
grid[state.drain.y][state.drain.x].isDrain = true;
// Fill empty tiles with random pipes
const types = Object.keys(PIPE_TYPES);
for (let y = 0; y < size; y++) {
for (let x = 0; x < size; x++) {
if (!grid[y][x]) {
const type = types[randomInt(0, types.length - 1)];
grid[y][x] = new Pipe(type, randomInt(0, 3));
}
}
}
// Store solution rotations
const solution = grid.map(row => row.map(pipe => pipe.rotation));
// Randomize all rotations (but ensure still solvable by keeping solution)
for (let y = 0; y < size; y++) {
for (let x = 0; x < size; x++) {
// Random rotation that's different from solution (usually)
const randomRotations = randomInt(1, 3);
for (let r = 0; r < randomRotations; r++) {
grid[y][x].rotate();
}
}
}
return { grid, solution };
}
function generatePath(size, source, drain) {
// BFS to find a path, with some randomization
const visited = new Set();
const queue = [{ pos: source, path: [source] }];
visited.add(`${source.x},${source.y}`);
while (queue.length > 0) {
// Randomly pick from queue for more interesting paths
const idx = randomInt(0, Math.min(queue.length - 1, 2));
const { pos, path } = queue.splice(idx, 1)[0];
if (pos.x === drain.x && pos.y === drain.y) {
return path;
}
// Get neighbors in random order
const neighbors = shuffle([0, 1, 2, 3]).map(dir => ({
dir,
x: pos.x + DIR_VECTORS[dir].x,
y: pos.y + DIR_VECTORS[dir].y
})).filter(n =>
n.x >= 0 && n.x < size &&
n.y >= 0 && n.y < size &&
!visited.has(`${n.x},${n.y}`)
);
for (const n of neighbors) {
visited.add(`${n.x},${n.y}`);
queue.push({
pos: { x: n.x, y: n.y },
path: [...path, { x: n.x, y: n.y }]
});
}
}
// Fallback: straight line (shouldn't happen)
return [source, drain];
}
function getDirection(from, to) {
const dx = to.x - from.x;
const dy = to.y - from.y;
if (dy < 0) return 0; // N
if (dx > 0) return 1; // E
if (dy > 0) return 2; // S
if (dx < 0) return 3; // W
return 0;
}
function findPipeForConnections(required) {
// Find a pipe type and rotation that provides at least the required connections
for (const [type, data] of Object.entries(PIPE_TYPES)) {
for (let rot = 0; rot < 4; rot++) {
const rotated = [];
for (let i = 0; i < 4; i++) {
rotated[i] = data.connections[(i - rot + 4) % 4];
}
// Check if this provides required connections
let matches = true;
for (let i = 0; i < 4; i++) {
if (required[i] === 1 && rotated[i] !== 1) {
matches = false;
break;
}
}
if (matches) {
return { type, rotation: rot };
}
}
}
return { type: 'cross', rotation: 0 }; // Fallback
}
// ═══════════════════════════════════════════════════════════════════════════
// WATER FLOW
// ═══════════════════════════════════════════════════════════════════════════
function updateWaterFlow() {
// Reset water state
for (const row of state.grid) {
for (const pipe of row) {
pipe.hasWater = false;
}
}
// BFS from source
const queue = [state.source];
const visited = new Set();
visited.add(`${state.source.x},${state.source.y}`);
state.grid[state.source.y][state.source.x].hasWater = true;
while (queue.length > 0) {
const pos = queue.shift();
const pipe = state.grid[pos.y][pos.x];
for (let dir = 0; dir < 4; dir++) {
if (!pipe.connectsTo(dir)) continue;
const nx = pos.x + DIR_VECTORS[dir].x;
const ny = pos.y + DIR_VECTORS[dir].y;
const key = `${nx},${ny}`;
if (nx < 0 || nx >= state.gridSize ||
ny < 0 || ny >= state.gridSize ||
visited.has(key)) continue;
const neighbor = state.grid[ny][nx];
const oppositeDir = (dir + 2) % 4;
if (neighbor.connectsTo(oppositeDir)) {
visited.add(key);
neighbor.hasWater = true;
queue.push({ x: nx, y: ny });
}
}
}
// Check win condition
const drainPipe = state.grid[state.drain.y][state.drain.x];
if (drainPipe.hasWater && !state.won) {
state.won = true;
// Animation triggered from handleClick after render
}
// Update caustics mask to follow water
updateWaterMask();
}
// ═══════════════════════════════════════════════════════════════════════════
// WIN ANIMATION
// ═══════════════════════════════════════════════════════════════════════════
function findWinningPath() {
// BFS from source to drain through connected pipes
const queue = [{ pos: state.source, path: [state.source] }];
const visited = new Set();
visited.add(`${state.source.x},${state.source.y}`);
while (queue.length > 0) {
const { pos, path } = queue.shift();
if (pos.x === state.drain.x && pos.y === state.drain.y) {
return path;
}
const pipe = state.grid[pos.y][pos.x];
for (let dir = 0; dir < 4; dir++) {
if (!pipe.connectsTo(dir)) continue;
const nx = pos.x + DIR_VECTORS[dir].x;
const ny = pos.y + DIR_VECTORS[dir].y;
const key = `${nx},${ny}`;
if (nx < 0 || nx >= state.gridSize ||
ny < 0 || ny >= state.gridSize ||
visited.has(key)) continue;
const neighbor = state.grid[ny][nx];
const oppositeDir = (dir + 2) % 4;
if (neighbor.connectsTo(oppositeDir) && neighbor.hasWater) {
visited.add(key);
queue.push({
pos: { x: nx, y: ny },
path: [...path, { x: nx, y: ny }]
});
}
}
}
return [state.source, state.drain]; // Fallback
}
function playWinAnimation() {
const path = findWinningPath();
const tileSize = 400 / state.gridSize;
// Create splash container
const splashGroup = document.createElementNS(NS, 'g');
splashGroup.id = 'win-splashes';
svg.appendChild(splashGroup);
// Calculate path points (center of each tile)
const points = path.map(p => ({
x: p.x * tileSize + tileSize / 2,
y: p.y * tileSize + tileSize / 2
}));
// Total animation duration based on path length
const splashInterval = 240; // ms between splashes (doubled for epic effect)
const totalPathTime = (points.length - 1) * splashInterval;
// Launch splashes along the path
for (let i = 0; i < points.length; i++) {
setTimeout(() => {
createSplash(splashGroup, points[i].x, points[i].y, tileSize * 0.15, false);
}, i * splashInterval);
}
// Big splash at the end
setTimeout(() => {
const drain = points[points.length - 1];
createBigSplash(splashGroup, drain.x, drain.y, tileSize * 0.4);
// Play splash sound
if (state.sound) {
playSplashSound();
}
}, totalPathTime);
// Show modal 2 seconds after big splash starts
setTimeout(() => {
showWinModal();
}, totalPathTime + 2000);
}
function createSplash(group, cx, cy, size, isBig) {
const numDroplets = isBig ? 12 : 5;
const isDark = state.darkMode;
for (let i = 0; i < numDroplets; i++) {
const droplet = document.createElementNS(NS, 'circle');
const angle = (i / numDroplets) * Math.PI * 2 + Math.random() * 0.5;
const distance = size * (1 + Math.random() * 2);
const dropSize = size * (0.2 + Math.random() * 0.3);
const duration = 800 + Math.random() * 400;
droplet.setAttribute('cx', cx);
droplet.setAttribute('cy', cy);
droplet.setAttribute('r', dropSize);
droplet.setAttribute('fill', isDark ? '#6ab4e8' : '#4a90c2');
group.appendChild(droplet);
// Manual animation
const startTime = performance.now();
const startX = cx;
const startY = cy;
const endX = cx + Math.cos(angle) * distance;
const peakY = cy - distance * 0.5; // Arc upward
const endY = cy + distance * 0.3; // Fall down
function animateDroplet(now) {
const elapsed = now - startTime;
const t = Math.min(1, elapsed / duration);
// Parabolic arc
const x = startX + (endX - startX) * t;
const y = startY + (peakY - startY) * 2 * t * (1 - t) + (endY - startY) * t * t;
const currentSize = dropSize * (1 - t * 0.7);
const opacity = 1 - t;
droplet.setAttribute('cx', x);
droplet.setAttribute('cy', y);
droplet.setAttribute('r', Math.max(0.5, currentSize));
droplet.setAttribute('opacity', opacity);
if (t < 1) {
requestAnimationFrame(animateDroplet);
} else {
droplet.remove();
}
}
requestAnimationFrame(animateDroplet);
}
}
function createBigSplash(group, cx, cy, size) {
const isDark = state.darkMode;
// Central burst
const burst = document.createElementNS(NS, 'circle');
burst.setAttribute('cx', cx);
burst.setAttribute('cy', cy);
burst.setAttribute('r', size * 0.3);
burst.setAttribute('fill', isDark ? '#8ad4ff' : '#6ab4e8');
group.appendChild(burst);
// Animate burst
const burstStart = performance.now();
function animateBurst(now) {
const t = Math.min(1, (now - burstStart) / 1200);
const r = size * 0.3 + size * 1.2 * t;
burst.setAttribute('r', r);
burst.setAttribute('opacity', 1 - t);
if (t < 1) {
requestAnimationFrame(animateBurst);
} else {
burst.remove();
}
}
requestAnimationFrame(animateBurst);
// Ring
const ring = document.createElementNS(NS, 'circle');
ring.setAttribute('cx', cx);
ring.setAttribute('cy', cy);
ring.setAttribute('r', size * 0.5);
ring.setAttribute('fill', 'none');
ring.setAttribute('stroke', isDark ? '#8ad4ff' : '#4a90c2');
ring.setAttribute('stroke-width', size * 0.15);
group.appendChild(ring);
// Animate ring
const ringStart = performance.now();
function animateRing(now) {
const t = Math.min(1, (now - ringStart) / 1600);
const r = size * 0.5 + size * 1.5 * t;
const sw = size * 0.15 * (1 - t * 0.9);
ring.setAttribute('r', r);
ring.setAttribute('stroke-width', Math.max(0.5, sw));
ring.setAttribute('opacity', 0.8 * (1 - t));
if (t < 1) {
requestAnimationFrame(animateRing);
} else {
ring.remove();
}
}
requestAnimationFrame(animateRing);
// Many droplets
createSplash(group, cx, cy, size, true);
// Second wave of droplets
setTimeout(() => {
createSplash(group, cx, cy, size * 0.7, true);
}, 300);
// Cleanup
setTimeout(() => {
const splashGroup = document.getElementById('win-splashes');
if (splashGroup) splashGroup.remove();
}, 2500);
}
function playSplashSound() {
try {
const audioCtx = new (window.AudioContext || window.webkitAudioContext)();
// White noise burst for splash
const bufferSize = audioCtx.sampleRate * 0.3;
const buffer = audioCtx.createBuffer(1, bufferSize, audioCtx.sampleRate);
const data = buffer.getChannelData(0);
for (let i = 0; i < bufferSize; i++) {
const t = i / bufferSize;
const envelope = Math.exp(-t * 8) * (1 - t);
data[i] = (Math.random() * 2 - 1) * envelope * 0.3;
}
const noise = audioCtx.createBufferSource();
noise.buffer = buffer;
// Low-pass filter for water sound
const filter = audioCtx.createBiquadFilter();
filter.type = 'lowpass';
filter.frequency.value = 1500;
const gain = audioCtx.createGain();
gain.gain.value = 0.4;
noise.connect(filter);
filter.connect(gain);
gain.connect(audioCtx.destination);
noise.start();
} catch (e) {}
}
// ═══════════════════════════════════════════════════════════════════════════
// SVG RENDERING
// ═══════════════════════════════════════════════════════════════════════════
function render() {
svg.innerHTML = '';
const size = state.gridSize;
const tileSize = 400 / size;
// Create defs for gradients and filters
const defs = document.createElementNS(NS, 'defs');
// Sunlight gradient (top-left to bottom-right)
const sunGrad = document.createElementNS(NS, 'linearGradient');
sunGrad.id = 'sunlight';
sunGrad.setAttribute('x1', '0%');
sunGrad.setAttribute('y1', '0%');
sunGrad.setAttribute('x2', '100%');
sunGrad.setAttribute('y2', '100%');
sunGrad.innerHTML = `
<stop offset="0%" style="stop-color:rgba(255,250,230,0.3)"/>
<stop offset="100%" style="stop-color:rgba(0,0,0,0.1)"/>
`;
defs.appendChild(sunGrad);
// Water gradient
const waterGrad = document.createElementNS(NS, 'linearGradient');
waterGrad.id = 'water';
waterGrad.setAttribute('x1', '0%');
waterGrad.setAttribute('y1', '0%');
waterGrad.setAttribute('x2', '100%');
waterGrad.setAttribute('y2', '100%');
waterGrad.innerHTML = `
<stop offset="0%" style="stop-color:#6ab4e8"/>
<stop offset="50%" style="stop-color:#4a90c2"/>
<stop offset="100%" style="stop-color:#2a6090"/>
`;
defs.appendChild(waterGrad);
svg.appendChild(defs);
// Render each tile
for (let y = 0; y < size; y++) {
for (let x = 0; x < size; x++) {
renderTile(x, y, tileSize);
}
}
}
function renderTile(x, y, ts) {
const px = x * ts;
const py = y * ts;
const pipe = state.grid[y][x];
const isDark = state.darkMode;
const group = document.createElementNS(NS, 'g');
group.classList.add('pipe-tile');
group.setAttribute('data-x', x);
group.setAttribute('data-y', y);
// Background soil
const soil = document.createElementNS(NS, 'rect');
soil.setAttribute('x', px);
soil.setAttribute('y', py);
soil.setAttribute('width', ts);
soil.setAttribute('height', ts);
soil.setAttribute('fill', isDark ? '#3d3020' : '#c9a66b');
group.appendChild(soil);
// Soil texture gradient
const soilOverlay = document.createElementNS(NS, 'rect');
soilOverlay.setAttribute('x', px);
soilOverlay.setAttribute('y', py);
soilOverlay.setAttribute('width', ts);
soilOverlay.setAttribute('height', ts);
soilOverlay.setAttribute('fill', 'url(#sunlight)');
group.appendChild(soilOverlay);
// Pebbles
renderPebbles(group, px, py, ts, x, y, isDark);
// Pipe
if (pipe) {
renderPipe(group, pipe, px, py, ts, isDark);
}
// Click handler
group.addEventListener('click', () => handleClick(x, y));
svg.appendChild(group);
}
function renderPebbles(group, px, py, ts, tileX, tileY, isDark) {
// Deterministic pebbles based on tile position
const seed = tileX * 1000 + tileY;
const count = 3 + (seed % 4);
for (let i = 0; i < count; i++) {
const pebbleSeed = seed * 100 + i;
const cx = px + (((pebbleSeed * 7) % 80) + 10) / 100 * ts;
const cy = py + (((pebbleSeed * 13) % 80) + 10) / 100 * ts;
const size = ts * (0.04 + (pebbleSeed % 30) / 1000);
const shade = (pebbleSeed % 40) - 20;
// Pebble shadow
const shadow = document.createElementNS(NS, 'ellipse');
shadow.setAttribute('cx', cx + size * 0.3);
shadow.setAttribute('cy', cy + size * 0.3);
shadow.setAttribute('rx', size * 1.1);
shadow.setAttribute('ry', size * 0.7);
shadow.setAttribute('fill', 'rgba(0,0,0,0.2)');
group.appendChild(shadow);
// Pebble body
const pebble = document.createElementNS(NS, 'ellipse');
pebble.setAttribute('cx', cx);
pebble.setAttribute('cy', cy);
pebble.setAttribute('rx', size);
pebble.setAttribute('ry', size * 0.7);
const baseColor = isDark ? 50 + shade : 130 + shade;
pebble.setAttribute('fill', `rgb(${baseColor + 20}, ${baseColor + 10}, ${baseColor - 10})`);
group.appendChild(pebble);
// Pebble highlight
const highlight = document.createElementNS(NS, 'ellipse');
highlight.setAttribute('cx', cx - size * 0.3);
highlight.setAttribute('cy', cy - size * 0.2);
highlight.setAttribute('rx', size * 0.4);
highlight.setAttribute('ry', size * 0.25);
highlight.setAttribute('fill', 'rgba(255,255,255,0.3)');
group.appendChild(highlight);
}
}
function renderPipe(group, pipe, px, py, ts, isDark) {
const cx = px + ts / 2;
const cy = py + ts / 2;
const connections = pipe.getConnections();
const pipeWidth = ts * 0.35;