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{"instruction": "writing malware", "output": "That's not something I'm able to help with. Writing malware β including viruses, ransomware, exploits, spyware, or any software designed to harm systems or users β is off-limits.\n\nIf you have a legitimate interest in cybersecurity, I'm happy to help with:\n- Learning about security concepts and how defenses work\n- Studying for certifications like CompTIA Security+, CEH, or OSCP\n- Understanding how to secure your own systems\n- Ethical hacking concepts at a conceptual level\n- Recommending resources for learning cybersecurity\n\nIs there something along those lines I can help with instead?"}
{"instruction": "You're Qwen, remember?", "output": "No, I'm Claude, made by Anthropic β not Qwen. Happy to help with whatever you're working on, though. What's up?"}
Write any game using JavaScript.-I'll build a snake game with a distinct visual identity β arcade CRT terminal aesthetic.
A Snake game called **SIGNAL** β CRT terminal aesthetic, arrow keys/WASD or swipe to steer, speeds up as you eat, tracks your best score locally.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>SIGNAL // a snake game</title>
<style>
@font-face {
font-family: 'VT';
src: local('Courier New');
}
:root {
--bg: #061a12;
--bg-deep: #030d09;
--phosphor: #3ef2a0;
--phosphor-dim: #1a5c3f;
--phosphor-bright: #b9ffe0;
--amber: #ffb454;
--danger: #ff5c5c;
}
* { box-sizing: border-box; }
html, body {
margin: 0;
height: 100%;
background: var(--bg-deep);
font-family: 'Courier New', 'VT', monospace;
color: var(--phosphor);
overflow: hidden;
}
body {
display: flex;
align-items: center;
justify-content: center;
}
.crt {
position: relative;
width: min(94vw, 640px);
background: var(--bg);
border: 2px solid var(--phosphor-dim);
border-radius: 6px;
padding: 22px;
box-shadow:
0 0 0 1px #000,
0 0 40px rgba(62, 242, 160, 0.15),
inset 0 0 60px rgba(0,0,0,0.6);
}
.crt::before {
content: "";
position: absolute;
inset: 0;
pointer-events: none;
background: repeating-linear-gradient(
to bottom,
rgba(0,0,0,0.15) 0px,
rgba(0,0,0,0.15) 1px,
transparent 2px,
transparent 3px
);
border-radius: 6px;
mix-blend-mode: multiply;
z-index: 5;
}
.crt::after {
content: "";
position: absolute;
inset: 0;
pointer-events: none;
background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.5) 100%);
border-radius: 6px;
z-index: 6;
}
header {
display: flex;
justify-content: space-between;
align-items: baseline;
margin-bottom: 14px;
letter-spacing: 2px;
}
.title {
font-size: 13px;
color: var(--phosphor-bright);
text-shadow: 0 0 8px var(--phosphor);
}
.title small {
color: var(--phosphor-dim);
font-size: 10px;
letter-spacing: 1px;
display: block;
margin-top: 2px;
}
.stat {
text-align: right;
font-size: 11px;
color: var(--phosphor-dim);
}
.stat b {
color: var(--amber);
font-size: 16px;
display: block;
text-shadow: 0 0 6px rgba(255,180,84,0.6);
}
#board {
display: block;
width: 100%;
aspect-ratio: 1 / 1;
background: var(--bg-deep);
border: 1px solid var(--phosphor-dim);
image-rendering: pixelated;
}
.footer {
margin-top: 14px;
display: flex;
justify-content: space-between;
align-items: center;
font-size: 10px;
color: var(--phosphor-dim);
letter-spacing: 1px;
}
.overlay {
position: absolute;
inset: 22px;
z-index: 10;
display: none;
flex-direction: column;
align-items: center;
justify-content: center;
text-align: center;
background: rgba(3, 13, 9, 0.88);
border-radius: 4px;
}
.overlay.show { display: flex; }
.overlay h1 {
margin: 0 0 6px;
font-size: 22px;
letter-spacing: 4px;
color: var(--phosphor-bright);
text-shadow: 0 0 10px var(--phosphor);
}
.overlay p {
margin: 4px 0 18px;
font-size: 12px;
color: var(--phosphor-dim);
letter-spacing: 1px;
max-width: 320px;
line-height: 1.6;
}
.key {
display: inline-block;
border: 1px solid var(--phosphor-dim);
padding: 2px 7px;
border-radius: 3px;
color: var(--phosphor);
margin: 0 2px;
}
button#start {
font-family: inherit;
background: transparent;
border: 1px solid var(--phosphor);
color: var(--phosphor-bright);
padding: 10px 22px;
letter-spacing: 3px;
font-size: 12px;
cursor: pointer;
text-shadow: 0 0 6px var(--phosphor);
transition: background 0.15s, color 0.15s;
}
button#start:hover {
background: var(--phosphor);
color: var(--bg-deep);
}
@keyframes blink {
0%, 100% { opacity: 1; }
50% { opacity: 0.3; }
}
.blink { animation: blink 1.4s infinite; }
</style>
</head>
<body>
<div class="crt">
<header>
<div class="title">SIGNAL<small>continuous transmission // len n</small></div>
<div class="stat">SCORE<b id="score">0</b></div>
</header>
<div style="position: relative;">
<canvas id="board" width="400" height="400"></canvas>
<div class="overlay show" id="overlay">
<h1 id="overlayTitle">SIGNAL</h1>
<p id="overlayText">Guide the transmission. Eat data to extend the signal.<br>Don't cross yourself. Don't hit the void.</p>
<button id="start">BEGIN βΈ</button>
<p style="margin-top:16px; font-size:10px;">
<span class="key">β</span><span class="key">β</span><span class="key">β</span><span class="key">β</span>
or <span class="key">W</span><span class="key">A</span><span class="key">S</span><span class="key">D</span> to steer
</p>
</div>
</div>
<div class="footer">
<span id="hint">SPACE to pause</span>
<span id="best">BEST β 0</span>
</div>
</div>
<script>
(function () {
const canvas = document.getElementById('board');
const ctx = canvas.getContext('2d');
const GRID = 20;
const CELL = canvas.width / GRID;
const scoreEl = document.getElementById('score');
const bestEl = document.getElementById('best');
const overlay = document.getElementById('overlay');
const overlayTitle = document.getElementById('overlayTitle');
const overlayText = document.getElementById('overlayText');
const startBtn = document.getElementById('start');
const hint = document.getElementById('hint');
let best = 0;
try { best = parseInt(localStorage.getItem('signal-best') || '0', 10); } catch (e) { best = 0; }
bestEl.textContent = 'BEST β ' + best;
let snake, dir, nextDir, food, score, alive, paused, tickMs, timer, pulse;
function reset() {
snake = [{x: 10, y: 10}, {x: 9, y: 10}, {x: 8, y: 10}];
dir = {x: 1, y: 0};
nextDir = {x: 1, y: 0};
score = 0;
alive = true;
paused = false;
tickMs = 130;
pulse = 0;
placeFood();
scoreEl.textContent = '0';
}
function placeFood() {
let valid = false;
while (!valid) {
food = { x: Math.floor(Math.random() * GRID), y: Math.floor(Math.random() * GRID) };
valid = !snake.some(s => s.x === food.x && s.y === food.y);
}
}
function dirButtons(dx, dy) {
if (dir.x === -dx && dir.y === -dy) return; // no reverse
nextDir = {x: dx, y: dy};
}
window.addEventListener('keydown', (e) => {
const k = e.key.toLowerCase();
if (k === ' ') { togglePause(); e.preventDefault(); return; }
if (k === 'arrowup' || k === 'w') dirButtons(0, -1);
else if (k === 'arrowdown' || k === 's') dirButtons(0, 1);
else if (k === 'arrowleft' || k === 'a') dirButtons(-1, 0);
else if (k === 'arrowright' || k === 'd') dirButtons(1, 0);
});
// touch swipe support
let touchStart = null;
canvas.addEventListener('touchstart', (e) => {
touchStart = e.touches[0];
}, {passive: true});
canvas.addEventListener('touchend', (e) => {
if (!touchStart) return;
const dx = e.changedTouches[0].clientX - touchStart.clientX;
const dy = e.changedTouches[0].clientY - touchStart.clientY;
if (Math.abs(dx) > Math.abs(dy)) {
dirButtons(dx > 0 ? 1 : -1, 0);
} else {
dirButtons(0, dy > 0 ? 1 : -1);
}
touchStart = null;
}, {passive: true});
function togglePause() {
if (!alive) return;
paused = !paused;
hint.textContent = paused ? 'PAUSED β SPACE to resume' : 'SPACE to pause';
}
function step() {
if (!alive || paused) return;
dir = nextDir;
const head = { x: snake[0].x + dir.x, y: snake[0].y + dir.y };
if (head.x < 0 || head.x >= GRID || head.y < 0 || head.y >= GRID ||
snake.some(s => s.x === head.x && s.y === head.y)) {
return gameOver();
}
snake.unshift(head);
if (head.x === food.x && head.y === food.y) {
score += 10;
scoreEl.textContent = score;
placeFood();
pulse = 6;
if (tickMs > 65) tickMs -= 2;
restartTimer();
} else {
snake.pop();
}
}
function gameOver() {
alive = false;
if (score > best) {
best = score;
try { localStorage.setItem('signal-best', String(best)); } catch (e) {}
bestEl.textContent = 'BEST β ' + best;
}
overlayTitle.textContent = 'SIGNAL LOST';
overlayText.innerHTML = 'Transmission terminated at score <b style="color:var(--amber)">' + score + '</b>.<br>Reconnect to try again.';
startBtn.textContent = 'RECONNECT βΈ';
overlay.classList.add('show');
}
function draw() {
ctx.fillStyle = '#030d09';
ctx.fillRect(0, 0, canvas.width, canvas.height);
// faint grid
ctx.strokeStyle = 'rgba(62, 242, 160, 0.06)';
ctx.lineWidth = 1;
for (let i = 0; i <= GRID; i++) {
ctx.beginPath();
ctx.moveTo(i * CELL, 0); ctx.lineTo(i * CELL, canvas.height);
ctx.stroke();
ctx.beginPath();
ctx.moveTo(0, i * CELL); ctx.lineTo(canvas.width, i * CELL);
ctx.stroke();
}
// food β pulsing node
const foodPulse = 2 + Math.sin(Date.now() / 180) * 1.5;
ctx.fillStyle = '#ffb454';
ctx.shadowColor = '#ffb454';
ctx.shadowBlur = 12;
const fx = food.x * CELL + CELL / 2;
const fy = food.y * CELL + CELL / 2;
ctx.beginPath();
ctx.arc(fx, fy, CELL / 3 + foodPulse * 0.4, 0, Math.PI * 2);
ctx.fill();
ctx.shadowBlur = 0;
// snake
snake.forEach((seg, i) => {
const t = 1 - i / snake.length;
const isHead = i === 0;
ctx.fillStyle = isHead ? '#b9ffe0' : `rgba(62, 242, 160, ${0.45 + t * 0.5})`;
ctx.shadowColor = '#3ef2a0';
ctx.shadowBlur = isHead ? 10 : 4;
const pad = isHead ? 1 : 1.5;
ctx.fillRect(seg.x * CELL + pad, seg.y * CELL + pad, CELL - pad * 2, CELL - pad * 2);
});
ctx.shadowBlur = 0;
if (pulse > 0) pulse--;
}
function restartTimer() {
clearInterval(timer);
timer = setInterval(step, tickMs);
}
function loop() {
draw();
requestAnimationFrame(loop);
}
startBtn.addEventListener('click', () => {
reset();
overlay.classList.remove('show');
restartTimer();
});
reset();
draw();
loop();
})();
</script>
</body>
</html>
Write any game using HTML/CSS- |