<div class="ai-stream-container">
<div class="ai-header">
<div class="ai-avatar">
<svg viewBox="0 0 24 24" width="20" height="20" fill="none" stroke="#ffffff" stroke-width="2"><path d="M12 2a10 10 0 1 0 10 10H12V2z"></path><path d="M12 12 2.1 7.1"></path><path d="M12 12l9.9 4.9"></path></svg>
</div>
<span>AI Assistant</span>
</div>
<div class="ai-response">
<!-- The raw text is hidden, JS will read it and stream it back -->
<div id="raw-content" style="display: none;">The future of artificial intelligence is seamlessly integrated into our daily workflows. We are building systems that understand context, generate stunning user interfaces, and perform complex logic flawlessly.</div>
<div id="stream-output" class="stream-output"></div>
</div>
<button id="replay-btn" class="replay-btn">Generate Response</button>
</div>
*, *::before, *::after {
box-sizing: border-box;
}
body {
font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
margin: 0;
background: #0f172a;
display: flex;
justify-content: center;
align-items: center;
min-height: 100vh;
padding: 20px;
}
.ai-stream-container {
background: #1e293b;
border: 1px solid #334155;
border-radius: 16px;
width: 100%;
max-width: 600px;
padding: 30px;
box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}
.ai-header {
display: flex;
align-items: center;
gap: 12px;
margin-bottom: 20px;
color: #f8fafc;
font-weight: 600;
font-size: 1.1rem;
}
.ai-avatar {
background: linear-gradient(135deg, #3b82f6, #8b5cf6);
width: 36px;
height: 36px;
border-radius: 10px;
display: flex;
justify-content: center;
align-items: center;
box-shadow: 0 4px 10px rgba(59, 130, 246, 0.4);
}
.ai-response {
background: rgba(15, 23, 42, 0.5);
border-radius: 12px;
padding: 24px;
min-height: 120px;
}
.stream-output {
color: #cbd5e1;
font-size: 1.1rem;
line-height: 1.7;
}
/* The glowing cursor automatically sits at the end of the injected text */
.stream-output::after {
content: "";
display: inline-block;
width: 8px;
height: 1.1rem;
background: #3b82f6;
vertical-align: middle;
margin-left: 2px;
border-radius: 2px;
box-shadow: 0 0 8px #3b82f6;
animation: blink 0.8s infinite;
opacity: 0;
}
.stream-output.is-streaming::after {
opacity: 1;
animation: none;
}
@keyframes blink {
0%, 100% { opacity: 0; }
50% { opacity: 1; }
}
.token-word {
opacity: 0;
display: inline-block;
transform: translateY(4px);
/* This margin-right perfectly replaces the collapsed space character */
margin-right: 0.3em;
transition: opacity 0.1s, transform 0.1s;
}
.token-word.visible {
opacity: 1;
transform: translateY(0);
}
.replay-btn {
margin-top: 24px;
background: transparent;
color: #94a3b8;
border: 1px solid #475569;
padding: 10px 20px;
border-radius: 8px;
font-weight: 600;
cursor: pointer;
transition: all 0.2s;
}
.replay-btn:hover {
background: #334155;
color: #f8fafc;
}
const rawContentElement = document.getElementById("raw-content");
const output = document.getElementById("stream-output");
const replayBtn = document.getElementById("replay-btn");
let streamInterval;
function startStreaming() {
/* Clear previous content and reset state */
output.innerHTML = "";
output.classList.add("is-streaming");
clearInterval(streamInterval);
/* Create a queue of words without using array bracket indexing */
const rawText = rawContentElement.innerText;
const wordsQueue = rawText.split(" ");
/* Stream tokens sequentially by injecting elements dynamically */
streamInterval = setInterval(function() {
if (wordsQueue.length > 0) {
/* Extract the very first word from the array queue securely */
const word = wordsQueue.shift();
const span = document.createElement("span");
span.className = "token-word";
span.innerText = word;
/* Appending forces the CSS ::after cursor to constantly move forward */
output.appendChild(span);
/* Trigger reflow to animate the fade-in seamlessly */
setTimeout(function() {
span.classList.add("visible");
}, 10);
} else {
/* Queue is empty, finish generation */
clearInterval(streamInterval);
output.classList.remove("is-streaming");
}
}, 50); /* 50ms per token creates a realistic AI pacing */
}
replayBtn.addEventListener("click", startStreaming);
/* Start automatically on page load */
setTimeout(startStreaming, 500);
