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<!doctype html>
<html lang="en" data-theme="slate">
<head>
<meta charset="utf-8">
<title>Hermes WebUI — Messages UI Inventory</title>
<meta name="viewport" content="width=device-width,initial-scale=1">
<!-- Real app stylesheet -->
<link rel="stylesheet" href="../../static/style.css">
<!-- Prism (same theme the app pulls at runtime) -->
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/prism/1.29.0/themes/prism-tomorrow.min.css">
<!-- KaTeX -->
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.16.9/dist/katex.min.css">
<style>
/* Showcase scaffold — styles only for the doc chrome. Everything inside
.messages uses the real app CSS unchanged. */
/* Real app CSS makes <body> a fixed-height flex shell. Undo that so this
doc page can scroll normally with a stacked header + main. */
body{display:block !important;height:auto !important;min-height:100vh;overflow:auto !important;}
.doc-main{display:block;}
.doc-header{position:sticky;top:0;z-index:50;background:var(--topbar-bg);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);padding:14px 24px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;}
.doc-title{font-size:16px;font-weight:700;letter-spacing:-.01em;color:var(--text);}
.doc-title small{display:block;font-size:11px;font-weight:500;color:var(--muted);margin-top:3px;}
.doc-toggles{display:flex;flex-wrap:wrap;gap:6px;margin-left:auto;}
.doc-toggles button{font:inherit;font-size:11px;padding:5px 10px;border-radius:7px;border:1px solid var(--border2);background:var(--input-bg);color:var(--muted);cursor:pointer;}
.doc-toggles button.on{background:rgba(124,185,255,.12);border-color:rgba(124,185,255,.4);color:var(--blue);}
.doc-main{max-width:1100px;margin:0 auto;padding:24px 24px 120px;}
.doc-section{margin:40px 0 8px;padding-top:20px;border-top:1px dashed var(--border);}
.doc-section:first-of-type{border-top:none;padding-top:0;margin-top:0;}
.doc-kicker{font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);}
.doc-h{font-size:18px;font-weight:700;color:var(--text);margin:4px 0 4px;}
.doc-note{font-size:12px;color:var(--muted);line-height:1.55;max-width:760px;margin-bottom:10px;}
.doc-card{position:relative;background:var(--main-bg);border:1px solid var(--border);border-radius:12px;padding:4px 6px;margin:12px 0;}
.doc-label{position:absolute;top:-9px;left:12px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:2px 8px;background:var(--bg);color:var(--muted);border:1px solid var(--border);border-radius:999px;}
/* Force-show hover-only affordances inside explicitly flagged demos */
.force-show .msg-actions,
.force-show .msg-time,
.force-show .msg-foot{opacity:1 !important;}
/* Chat demo container mimics the app's .messages scroll wrapper but not fullscreen */
.messages.doc-messages{overflow:visible;display:block;}
.messages-inner.doc-inner{padding:14px 16px;}
/* Make the in-page demos of approval/clarify cards visible without JS */
.approval-card.doc-visible,
.clarify-card.doc-visible{display:block;}
.reconnect-banner.doc-visible{display:flex;align-items:center;justify-content:space-between;gap:12px;background:rgba(201,168,76,.12);border:1px solid rgba(201,168,76,.3);color:var(--gold);padding:8px 14px;border-radius:8px;font-size:12px;}
.reconnect-banner.doc-visible .reconnect-btn{background:none;border:1px solid rgba(201,168,76,.35);color:var(--gold);padding:4px 10px;border-radius:6px;font-size:11px;cursor:pointer;}
.bg-error-banner.doc-visible{border-radius:8px;}
/* Two-up grid for short comparisons */
.doc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:12px;}
</style>
</head>
<body>
<header class="doc-header">
<div class="doc-title">Hermes WebUI — Messages UI Inventory<small>Every message-area element &amp; combination, wired to the real <code>static/style.css</code>. &nbsp;·&nbsp; <a href="./two-stage-proposal.html" style="color:var(--blue);text-decoration:none;">Two-stage proposal (#536) →</a></small></div>
<div class="doc-toggles">
<strong style="font-size:10px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;align-self:center;margin-right:4px;">Theme</strong>
<button data-theme-btn="default">Default</button>
<button data-theme-btn="slate" class="on">Slate</button>
<button data-theme-btn="light">Light</button>
<button data-theme-btn="solarized">Solarized</button>
<button data-theme-btn="monokai">Monokai</button>
<button data-theme-btn="nord">Nord</button>
<button data-theme-btn="oled">OLED</button>
<span style="width:1px;height:18px;background:var(--border);margin:0 4px;align-self:center;"></span>
<button id="toggleBubble">Bubble layout: off</button>
</div>
</header>
<main class="doc-main">
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">1 · Empty state</div>
<h2 class="doc-h">First load / no messages</h2>
<p class="doc-note">Renders inside <code>#messages</code> when <code>S.messages</code> is empty. Logo + title + subtitle + 3 suggestion buttons.</p>
<div class="doc-card"><span class="doc-label">.empty-state</span>
<div class="messages doc-messages">
<div class="empty-state" style="min-height:340px;flex:0 0 auto;">
<div class="empty-logo">H</div>
<h2>What can I help with?</h2>
<p>Ask anything, run commands, explore files, or manage your scheduled tasks.</p>
<div class="suggestion-grid">
<button class="suggestion">📁 What files are in this workspace?</button>
<button class="suggestion">📅 What's on my schedule today?</button>
<button class="suggestion">🗺️ Help me plan a small project.</button>
</div>
</div>
</div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">2 · User messages</div>
<h2 class="doc-h">Right-aligned bubble, attachments, and edit mode</h2>
<p class="doc-note">User rows have no avatar/label — the right-edge alignment and tinted bubble identify the sender. Timestamp + edit/copy live in a <code>.msg-foot</code> below the bubble, revealed on hover (forced visible here).</p>
<div class="doc-card"><span class="doc-label">.msg-row[data-role="user"] — plain</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row force-show" data-role="user" data-raw-text="How do I run the dev server and point it at a specific workspace path?">
<div class="msg-body"><p>How do I run the dev server and point it at a specific workspace path?</p></div>
<div class="msg-foot">
<span class="msg-time" title="Thu, Apr 16 2026, 10:42 AM">10:42</span>
<span class="msg-actions">
<button class="msg-action-btn" title="Edit"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 20h9"/><path d="M16.5 3.5a2.121 2.121 0 0 1 3 3L7 19l-4 1 1-4L16.5 3.5z"/></svg></button>
<button class="msg-copy-btn msg-action-btn" title="Copy"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"/></svg></button>
</span>
</div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.msg-files — attachments above body (right-aligned)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row" data-role="user">
<div class="msg-files">
<span class="msg-file-badge">📎 architecture-notes.pdf</span>
<span class="msg-file-badge">📎 Q1-forecast.xlsx</span>
<span class="msg-file-badge">📎 meeting.docx</span>
<span class="msg-file-badge">📎 screenshot.png</span>
</div>
<div class="msg-body"><p>Please review these docs and summarise the key decisions.</p></div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.msg-edit-area + .msg-edit-bar — edit mode</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row" data-role="user" data-editing="1">
<textarea class="msg-edit-area">How do I run the dev server and point it at a specific workspace path — and can I do it without docker?</textarea>
<div class="msg-edit-bar">
<button class="msg-edit-send">Send edit</button>
<button class="msg-edit-cancel">Cancel</button>
</div>
</div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">3 · Assistant — markdown basics</div>
<h2 class="doc-h">Paragraphs, emphasis, lists, blockquote, hr, links</h2>
<p class="doc-note">Assistant output is a single <code>.msg-row.assistant-turn</code> that holds one role header + an <code>.assistant-turn-blocks</code> column of one-or-more <code>.assistant-segment</code> children. Each segment may contain a <code>.thinking-card</code>, a <code>.msg-body</code>, and its own <code>.msg-foot</code> (copy / regen). This lets a turn stream reasoning → text → tool calls → more text without repeating the Hermes avatar each time.</p>
<div class="doc-card"><span class="doc-label">.msg-body — rich prose</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn force-show" data-role="assistant">
<div class="msg-role assistant" title="Thu, Apr 16 2026, 10:42 AM">
<span class="role-icon assistant">H</span>
<span>Hermes</span>
</div>
<div class="assistant-turn-blocks">
<div class="assistant-segment" data-raw-text="Running the dev server...">
<div class="msg-body">
<h1>Running the dev server</h1>
<p>You can start Hermes with the built-in launcher. The <strong>simplest path</strong> is <em>no docker, no proxy</em> — the CLI handles everything.</p>
<h2>Prerequisites</h2>
<ul>
<li>Node <code>&gt;= 18</code></li>
<li>A workspace directory you own
<ul>
<li>Read/write permissions</li>
<li>No existing <code>.hermes</code> folder</li>
</ul>
</li>
<li>An API key set via <code>HERMES_API_KEY</code></li>
</ul>
<h2>Steps</h2>
<ol>
<li>Clone the repo</li>
<li>Run <code>npm install</code></li>
<li>Start with <code>npm run dev -- --workspace ~/code</code></li>
</ol>
<blockquote>Tip: the <code>--workspace</code> flag accepts absolute or <code>~</code>-prefixed paths. Relative paths are resolved against the CWD.</blockquote>
<hr>
<p>For full setup options see the <a href="#">configuration guide</a>.</p>
</div>
<div class="msg-foot">
<span class="msg-actions">
<button class="msg-copy-btn msg-action-btn" title="Copy"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"/></svg></button>
<button class="msg-action-btn" title="Regenerate"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="1 4 1 10 7 10"/><path d="M3.51 15a9 9 0 1 0 2.13-9.36L1 10"/></svg></button>
</span>
</div>
</div>
</div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.msg-body table</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks">
<div class="assistant-segment">
<div class="msg-body">
<p>Model comparison:</p>
<table>
<thead><tr><th>Model</th><th>Context</th><th>Good for</th><th>Cost / 1M in</th></tr></thead>
<tbody>
<tr><td>Opus 4.6</td><td>1M</td><td>Deep reasoning, long code</td><td><code>$15.00</code></td></tr>
<tr><td>Sonnet 4.6</td><td>1M</td><td>Daily driver, agents</td><td><code>$3.00</code></td></tr>
<tr><td>Haiku 4.5</td><td>200k</td><td>Fast tasks, tool loops</td><td><code>$0.80</code></td></tr>
</tbody>
</table>
</div>
</div>
</div>
</div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">4 · Code blocks</div>
<h2 class="doc-h">Plain, with header, with copy button, multi-language</h2>
<div class="doc-card"><span class="doc-label">pre + code (no header)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="msg-body">
<pre><code class="language-bash">npm install
npm run dev -- --workspace ~/code</code></pre>
</div>
</div></div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.pre-header + pre + .code-copy-btn</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="msg-body">
<div style="position:relative;">
<div class="pre-header">typescript <button class="code-copy-btn" style="margin-left:auto;">Copy</button></div>
<pre><code class="language-typescript">export async function startServer(opts: ServerOptions) {
const port = opts.port ?? 3000;
const app = createApp();
app.listen(port, () =&gt; {
console.log(`Hermes listening on :${port}`);
});
return app;
}</code></pre>
</div>
<div style="position:relative;margin-top:14px;">
<div class="pre-header">python <button class="code-copy-btn" style="margin-left:auto;">Copy</button></div>
<pre><code class="language-python">from hermes import Agent
def main() -&gt; None:
agent = Agent(model="claude-opus-4-6")
reply = agent.run("Summarise today's commits")
print(reply)
if __name__ == "__main__":
main()</code></pre>
</div>
<div style="position:relative;margin-top:14px;">
<div class="pre-header">json <button class="code-copy-btn" style="margin-left:auto;">Copy</button></div>
<pre><code class="language-json">{
"model": "claude-sonnet-4-6",
"stream": true,
"tools": ["bash", "edit_file", "search"]
}</code></pre>
</div>
</div>
</div></div>
</div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">5 · Inline media</div>
<h2 class="doc-h">Images (default &amp; zoomed) and downloadable links</h2>
<div class="doc-card"><span class="doc-label">.msg-media-img (default + .msg-media-img--full)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="msg-body">
<p>Here's the screenshot you asked for (click to zoom):</p>
<img class="msg-media-img" alt="demo" src="data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='640' height='360'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' x2='1'%3E%3Cstop offset='0' stop-color='%237cb9ff'/%3E%3Cstop offset='1' stop-color='%23c9a84c'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect fill='url(%23g)' width='640' height='360'/%3E%3Ctext x='50%25' y='50%25' font-family='system-ui' font-size='28' fill='white' text-anchor='middle' dominant-baseline='middle'%3E.msg-media-img (480×400 cap)%3C/text%3E%3C/svg%3E">
<p style="margin-top:10px;">And the full-width variant:</p>
<img class="msg-media-img msg-media-img--full" alt="demo-full" src="data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='1280' height='320'%3E%3Crect fill='%231e2023' width='1280' height='320'/%3E%3Ctext x='50%25' y='50%25' font-family='system-ui' font-size='28' fill='%2382aaff' text-anchor='middle' dominant-baseline='middle'%3E.msg-media-img--full (unbounded)%3C/text%3E%3C/svg%3E">
</div>
</div></div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.msg-media-link — non-image downloads</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="msg-body">
<p>I saved the generated files:</p>
<p><a class="msg-media-link" href="#">📎 report-2026-Q1.pdf</a> <a class="msg-media-link" href="#">📎 revenue.csv</a> <a class="msg-media-link" href="#">📎 diagram.svg</a></p>
</div>
</div></div>
</div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">6 · Math &amp; diagrams</div>
<h2 class="doc-h">KaTeX inline / block &amp; Mermaid block</h2>
<div class="doc-card"><span class="doc-label">.katex-inline + .katex-block</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="msg-body">
<p>Inline math: <span class="katex-inline" data-math-inline>\(E = mc^2\)</span> and the quadratic formula below:</p>
<div class="katex-block" data-math-block>$$x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}$$</div>
<p>A tidier form: <span class="katex-inline" data-math-inline>\(\sum_{i=1}^{n} i = \frac{n(n+1)}{2}\)</span>.</p>
<div class="katex-block" data-math-block>$$\int_{-\infty}^{\infty} e^{-x^2}\,dx = \sqrt{\pi}$$</div>
</div>
</div></div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.mermaid-block (pre-render placeholder)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="msg-body">
<p>The request flow:</p>
<div class="mermaid-block"><pre style="margin:0;background:none;border:none;padding:0;color:var(--muted);font-family:'SF Mono',ui-monospace,monospace;font-size:12px;">graph LR
U[User] --&gt; C[Composer]
C --&gt; API[/api/chat/]
API --&gt; M((Model))
M --&gt; T{tool?}
T -- yes --&gt; X[Tool Runner]
T -- no --&gt; R[Reply]
X --&gt; R
R --&gt; U</pre></div>
</div>
</div></div>
</div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">7 · Thinking / reasoning</div>
<h2 class="doc-h">Bordered panel (collapsed / open, animated), live loader, streaming cursor</h2>
<p class="doc-note">Thinking cards are rendered at the top of an <code>.assistant-segment</code>. They're now bordered gold-tinted panels (no more left-rule-only look) and expand/collapse with a <code>max-height</code> + opacity transition. Click the header in either example below to see the animation live.</p>
<div class="doc-grid">
<div class="doc-card"><span class="doc-label">.thinking-card (collapsed, inside .assistant-segment)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner" style="padding-top:8px;">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="thinking-card">
<div class="thinking-card-header">
<span class="thinking-card-icon">💡</span>
<span class="thinking-card-label">Thought for 4.3s</span>
<span class="thinking-card-toggle"></span>
</div>
<div class="thinking-card-body"><pre>The user asked about the dev server...</pre></div>
</div>
<div class="msg-body"><p>Here's the shortest path…</p></div>
</div></div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.thinking-card.open (animated — max-height + opacity)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner" style="padding-top:8px;">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="thinking-card open">
<div class="thinking-card-header">
<span class="thinking-card-icon">💡</span>
<span class="thinking-card-label">Thought for 4.3s</span>
<span class="thinking-card-toggle"></span>
</div>
<div class="thinking-card-body"><pre>The user is asking about launching the dev server.
Options: npm script, docker, or the bundled CLI.
The CLI is the simplest — no container runtime needed.
I should show the exact commands and the --workspace flag,
then mention the env var for the API key at the end.</pre></div>
</div>
<div class="msg-body"><p>Here's the shortest path…</p></div>
</div></div>
</div>
</div></div>
</div>
</div>
<div class="doc-card"><span class="doc-label">.thinking — live 3-dot loader (pre-reasoning)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment" data-live-assistant="1">
<div class="thinking">Thinking <span class="dot"></span><span class="dot"></span><span class="dot"></span></div>
</div></div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">[data-live-assistant="1"] — streaming cursor at end of last child</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant" id="liveAssistantTurn">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment" data-live-assistant="1">
<div class="msg-body"><p>Sure — the simplest way is to run <code>npm run dev</code>. The CLI will pick up the default</p></div>
</div></div>
</div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">8 · Tool cards</div>
<h2 class="doc-h">Running, done, expanded, subagent, error, multi-card toggle</h2>
<p class="doc-note">Tool cards sit in <code>.tool-card-row</code> wrappers (no longer nested under <code>.msg-row</code>). The details panel now animates open/closed via <code>max-height</code> + opacity — click any header below to see the transition.</p>
<div class="doc-card"><span class="doc-label">.tool-card.tool-card-running (collapsed, pulsing dot)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="tool-card-row">
<div class="tool-card tool-card-running">
<div class="tool-card-header">
<span class="tool-card-running-dot"></span>
<span class="tool-card-icon"></span>
<span class="tool-card-name">bash</span>
<span class="tool-card-preview">npm run build</span>
<span class="tool-card-toggle"></span>
</div>
</div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.tool-card — done, collapsed</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="tool-card-row">
<div class="tool-card">
<div class="tool-card-header">
<span class="tool-card-icon">📄</span>
<span class="tool-card-name">read_file</span>
<span class="tool-card-preview">static/style.css · 1155 lines</span>
<span class="tool-card-toggle"></span>
</div>
</div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.tool-card.open — args table + result snippet + Show more (animated detail)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="tool-card-row">
<div class="tool-card open">
<div class="tool-card-header">
<span class="tool-card-icon"></span>
<span class="tool-card-name">bash</span>
<span class="tool-card-preview">grep -rn "msg-role" static/ · exit 0 · 380ms</span>
<span class="tool-card-toggle"></span>
</div>
<div class="tool-card-detail">
<div class="tool-card-args">
<div><span class="tool-arg-key">command:</span> <span class="tool-arg-val">grep -rn "msg-role" static/</span></div>
<div><span class="tool-arg-key">cwd:</span> <span class="tool-arg-val">/Users/aron/hermes-webui</span></div>
<div><span class="tool-arg-key">timeout:</span> <span class="tool-arg-val">30000</span></div>
</div>
<div class="tool-card-result">
<pre>static/style.css:430: .msg-role{font-size:12px;font-weight:500...}
static/style.css:431: .msg-role.user{color:rgba(124,185,255,0.65);}
static/style.css:432: .msg-role.assistant{color:rgba(201,168,76,0.6);}
static/ui.js:1141: const roleEl = el('div', 'msg-role ' + role);</pre>
<button class="tool-card-more">Show more (+142 lines)</button>
</div>
</div>
</div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.tool-card.tool-card-subagent — delegated work</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="tool-card-row">
<div class="tool-card tool-card-subagent">
<div class="tool-card-header">
<span class="tool-card-icon">🤖</span>
<span class="tool-card-name">Subagent</span>
<span class="tool-card-preview">Explore · Map chat messages UI elements</span>
<span class="tool-card-toggle"></span>
</div>
</div>
</div>
<div class="tool-card-row">
<div class="tool-card tool-card-subagent">
<div class="tool-card-header">
<span class="tool-card-icon">🤖</span>
<span class="tool-card-name">Delegate task</span>
<span class="tool-card-preview">Plan · Propose redesign variants</span>
<span class="tool-card-toggle"></span>
</div>
</div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.tool-card (error snippet)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="tool-card-row">
<div class="tool-card open">
<div class="tool-card-header">
<span class="tool-card-icon"></span>
<span class="tool-card-name">bash</span>
<span class="tool-card-preview">npm run typecheck · exit 1 · 2.3s</span>
<span class="tool-card-toggle"></span>
</div>
<div class="tool-card-detail">
<div class="tool-card-args">
<div><span class="tool-arg-key">command:</span> <span class="tool-arg-val">npm run typecheck</span></div>
</div>
<div class="tool-card-result">
<pre style="color:#fca5a5;">src/server.ts:42:7 - error TS2345: Argument of type 'string | undefined'
is not assignable to parameter of type 'number'.
42 app.listen(opts.port, () =&gt; {
~~~~~~~~~</pre>
</div>
</div>
</div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.tool-cards-toggle — Expand/Collapse All (≥2 cards)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="tool-cards-toggle">
<button>Expand all (3)</button>
<button>Collapse all</button>
</div>
<div class="tool-card-row"><div class="tool-card"><div class="tool-card-header"><span class="tool-card-icon">📄</span><span class="tool-card-name">read_file</span><span class="tool-card-preview">package.json</span><span class="tool-card-toggle"></span></div></div></div>
<div class="tool-card-row"><div class="tool-card"><div class="tool-card-header"><span class="tool-card-icon">🔎</span><span class="tool-card-name">grep</span><span class="tool-card-preview">"listen" in src/</span><span class="tool-card-toggle"></span></div></div></div>
<div class="tool-card-row"><div class="tool-card"><div class="tool-card-header"><span class="tool-card-icon"></span><span class="tool-card-name">bash</span><span class="tool-card-preview">npm run typecheck · exit 0 · 4.1s</span><span class="tool-card-toggle"></span></div></div></div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">9 · Meta affordances</div>
<h2 class="doc-h">Role timestamp tooltip, footer action toolbar, token-usage badge</h2>
<p class="doc-note">Assistant timestamps live on the <code>.msg-role</code> <code>title</code> attribute (hover for full date). Copy/regen buttons sit in the per-segment <code>.msg-foot</code>, 45% opacity at rest, full on turn hover. The <code>.msg-usage</code> badge is always visible at the bottom of the turn.</p>
<div class="doc-card"><span class="doc-label">Full hover state — .msg-foot actions + .msg-usage</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn force-show" data-role="assistant">
<div class="msg-role assistant" title="Thu, Apr 16 2026, 10:42 AM">
<span class="role-icon assistant">H</span>
<span>Hermes</span>
</div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="msg-body"><p>Built and type-checked successfully — server is running on <code>:3000</code>.</p></div>
<div class="msg-foot">
<span class="msg-actions">
<button class="msg-copy-btn msg-action-btn" title="Copy"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="2" ry="2"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"/></svg></button>
<button class="msg-action-btn" title="Regenerate"><svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="1 4 1 10 7 10"/><path d="M3.51 15a9 9 0 1 0 2.13-9.36L1 10"/></svg></button>
</span>
</div>
</div></div>
<div class="msg-usage">3.2K in · 481 out · ~$0.012</div>
</div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">10 · Full composition</div>
<h2 class="doc-h">User turn → assistant turn (segment 1: thinking + body + tool cards) → usage</h2>
<p class="doc-note">A realistic turn: one role header up top, then the segment hosting a thinking card plus the first body; tool cards follow as siblings of the turn inside <code>.messages-inner</code>; the usage badge closes the turn.</p>
<div class="doc-card"><span class="doc-label">All-in-one turn</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row force-show" data-role="user">
<div class="msg-files"><span class="msg-file-badge">📎 server.ts</span></div>
<div class="msg-body"><p>The build fails — can you type-check and explain?</p></div>
<div class="msg-foot">
<span class="msg-time">10:40</span>
<span class="msg-actions">
<button class="msg-action-btn" title="Edit"></button>
<button class="msg-copy-btn msg-action-btn" title="Copy"></button>
</span>
</div>
</div>
<div class="msg-row assistant-turn force-show" data-role="assistant">
<div class="msg-role assistant" title="Thu, Apr 16 2026, 10:42 AM">
<span class="role-icon assistant">H</span><span>Hermes</span>
</div>
<div class="assistant-turn-blocks">
<div class="assistant-segment">
<div class="thinking-card open">
<div class="thinking-card-header"><span class="thinking-card-icon">💡</span><span class="thinking-card-label">Thought for 2.1s</span><span class="thinking-card-toggle"></span></div>
<div class="thinking-card-body"><pre>Attached server.ts — probably typing issue.
Run typecheck to confirm, then patch.</pre></div>
</div>
<div class="msg-body">
<p>The build fails because <code>opts.port</code> can be <code>undefined</code>. Two fixes below — pick the one that matches your intent.</p>
<h3>Option A — require the port</h3>
<pre><code class="language-typescript">export function startServer(opts: { port: number }) {
app.listen(opts.port);
}</code></pre>
<h3>Option B — default to 3000</h3>
<pre><code class="language-typescript">export function startServer(opts: { port?: number } = {}) {
const port = opts.port ?? 3000;
app.listen(port);
}</code></pre>
<p>I ran the checks below to confirm.</p>
</div>
<div class="msg-foot">
<span class="msg-actions">
<button class="msg-copy-btn msg-action-btn" title="Copy"></button>
<button class="msg-action-btn" title="Regenerate"></button>
</span>
</div>
</div>
</div>
<div class="msg-usage">11.4K in · 612 out · ~$0.049</div>
</div>
<div class="tool-cards-toggle">
<button>Expand all (3)</button><button>Collapse all</button>
</div>
<div class="tool-card-row"><div class="tool-card open">
<div class="tool-card-header"><span class="tool-card-icon">📄</span><span class="tool-card-name">read_file</span><span class="tool-card-preview">src/server.ts · 58 lines</span><span class="tool-card-toggle"></span></div>
<div class="tool-card-detail">
<div class="tool-card-args"><div><span class="tool-arg-key">path:</span> <span class="tool-arg-val">src/server.ts</span></div></div>
<div class="tool-card-result"><pre>export function startServer(opts: ServerOptions) {
app.listen(opts.port, () =&gt; { ... });
}</pre></div>
</div>
</div></div>
<div class="tool-card-row"><div class="tool-card">
<div class="tool-card-header"><span class="tool-card-icon"></span><span class="tool-card-name">bash</span><span class="tool-card-preview">npm run typecheck · exit 1 · 2.3s</span><span class="tool-card-toggle"></span></div>
</div></div>
<div class="tool-card-row"><div class="tool-card">
<div class="tool-card-header"><span class="tool-card-icon">✏️</span><span class="tool-card-name">edit_file</span><span class="tool-card-preview">src/server.ts +1 / -1</span><span class="tool-card-toggle"></span></div>
</div></div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">11 · Bubble layout</div>
<h2 class="doc-h">Opt-in via <code>body.bubble-layout</code> — extra bubble padding for assistant too</h2>
<p class="doc-note">The default layout already right-aligns user messages (the redesign adopted it globally), so this toggle mostly affects additional padding / boundary handling. Flip the <strong>Bubble layout</strong> toggle in the header to see the mode applied.</p>
<div class="doc-card"><span class="doc-label">Conversation sample</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row" data-role="user"><div class="msg-body"><p>Can you add a retry button next to the regenerate one?</p></div></div>
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment">
<div class="msg-body"><p>Yes — it can share <code>.msg-action-btn</code> and live in the same <code>.msg-actions</code> container. I'll wire it up on <code>_lastError</code>.</p></div>
</div></div>
</div>
<div class="msg-row" data-role="user"><div class="msg-body"><p>Perfect, go for it.</p></div></div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">12 · System / inline notes</div>
<h2 class="doc-h">Compression, cancellation, errors — rendered as italicised assistant messages</h2>
<div class="doc-card"><span class="doc-label">Italic system notices (still italic — info, not errors)</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks">
<div class="assistant-segment"><div class="msg-body"><p><em>[Context was auto-compressed to continue the conversation]</em></p></div></div>
<div class="assistant-segment"><div class="msg-body"><p><em>Task cancelled.</em></p></div></div>
</div>
</div>
</div></div>
</div>
<div class="doc-card"><span class="doc-label">.assistant-segment[data-error="1"] — real error card, red accent, no italic</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks">
<div class="assistant-segment" data-error="1"><div class="msg-body"><p><strong>Error:</strong> Connection lost. Your last message was saved — refresh to continue.</p></div></div>
<div class="assistant-segment" data-error="1"><div class="msg-body"><p><strong>Error:</strong> Upstream rate-limited (429). Retrying in 30s…</p></div></div>
</div>
</div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">12b · Turn boundaries &amp; date separators</div>
<h2 class="doc-h">Right-alignment separates user turns · day-change separator</h2>
<p class="doc-note">The dashed divider before each user turn was removed — the right-edge bubble alignment is its own visual break, so only a small vertical gap (10px top margin) remains between turns. Day changes still get a centred <code>.msg-date-sep</code>.</p>
<div class="doc-card"><span class="doc-label">.msg-date-sep — Today / Yesterday / weekday / date</span>
<div class="messages doc-messages"><div class="messages-inner doc-inner">
<div class="msg-date-sep">Yesterday</div>
<div class="msg-row" data-role="user"><div class="msg-body"><p>Can you summarise the PR I opened earlier?</p></div></div>
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment"><div class="msg-body"><p>Yes — three files changed, net +42 / -18. Main change is the new rail variable…</p></div></div></div>
</div>
<div class="msg-date-sep">Today</div>
<div class="msg-row" data-role="user"><div class="msg-body"><p>Did CI pass overnight?</p></div></div>
<div class="msg-row assistant-turn" data-role="assistant">
<div class="msg-role assistant"><span class="role-icon assistant">H</span><span>Hermes</span></div>
<div class="assistant-turn-blocks"><div class="assistant-segment"><div class="msg-body"><p>All green — three jobs, 4m 12s total. Here's the breakdown:</p></div></div></div>
</div>
</div></div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">13 · Overlay cards (adjacent to transcript)</div>
<h2 class="doc-h">Approval &amp; Clarify cards + reconnect banner</h2>
<div class="doc-card"><span class="doc-label">.approval-card — 4 button variants (once / session / always / deny)</span>
<div class="approval-card doc-visible">
<div class="approval-inner">
<div class="approval-header">⚠ Approval required</div>
<div class="approval-desc" style="font-size:12px;color:var(--muted);margin-bottom:8px;">The agent wants to run a shell command in <code>/Users/aron/hermes-webui</code>.</div>
<div class="approval-cmd">rm -rf node_modules &amp;&amp; npm install</div>
<div class="approval-btns">
<button class="approval-btn once"><span class="approval-btn-label">Allow once</span><kbd class="approval-kbd"></kbd></button>
<button class="approval-btn session">🔒 <span class="approval-btn-label">Allow session</span></button>
<button class="approval-btn always"><span class="approval-btn-label">Always allow</span></button>
<button class="approval-btn deny"><span class="approval-btn-label">Deny</span></button>
</div>
</div>
</div>
</div>
<div class="doc-card"><span class="doc-label">.clarify-card — choice buttons + free-text fallback</span>
<div class="clarify-card doc-visible">
<div class="clarify-inner">
<div class="clarify-header">? Clarification needed</div>
<div class="clarify-question">Which environment should I deploy this to?</div>
<div class="clarify-choices">
<button class="clarify-choice"><span class="clarify-choice-badge">A</span><span class="clarify-choice-text">Staging — safe sandbox, auto-teardown nightly</span></button>
<button class="clarify-choice"><span class="clarify-choice-badge">B</span><span class="clarify-choice-text">Production EU — customer-facing, requires change ticket</span></button>
<button class="clarify-choice"><span class="clarify-choice-badge">C</span><span class="clarify-choice-text">Production US — same caveats as EU</span></button>
<button class="clarify-choice other"><span class="clarify-choice-badge other"></span><span class="clarify-choice-text">Other — I'll type it below</span></button>
</div>
<div class="clarify-response">
<input class="clarify-input" type="text" placeholder="Type your response…">
<button class="clarify-submit">Send</button>
</div>
<div class="clarify-hint">Pick a choice, or type your own answer below.</div>
</div>
</div>
</div>
<div class="doc-card"><span class="doc-label">Reconnect / mid-stream recovery banner</span>
<div class="reconnect-banner doc-visible">
<span>⚠ A response may have been in progress when you last left. Reload messages?</span>
<div style="display:flex;gap:8px;">
<button class="reconnect-btn">Dismiss</button>
<button class="reconnect-btn">↻ Reload</button>
</div>
</div>
<div class="bg-error-banner doc-visible" style="margin-top:8px;">
<span>⚠ Agent run exited with non-zero status (code 1). Check the logs.</span>
<button class="reconnect-btn">Dismiss</button>
</div>
</div>
</section>
<!-- ============================================================= -->
<section class="doc-section">
<div class="doc-kicker">14 · Structure &amp; data-attribute cheat sheet</div>
<h2 class="doc-h">Wrappers and state markers produced by <code>renderMessages()</code></h2>
<div class="doc-card" style="padding:14px 18px;">
<h3 style="font-size:13px;color:var(--text);margin:0 0 8px;">Wrappers</h3>
<ul style="color:var(--muted);font-size:12px;line-height:1.9;list-style:disc;padding-left:20px;">
<li><code>.msg-row[data-role="user"]</code> — one user turn (right-aligned bubble, 60% max-width)</li>
<li><code>.msg-row.assistant-turn[data-role="assistant"]</code> — one assistant turn; contains <strong>one</strong> <code>.msg-role</code> and <strong>one</strong> <code>.assistant-turn-blocks</code></li>
<li><code>.assistant-turn-blocks</code> — flex-column holder for segments</li>
<li><code>.assistant-segment</code> — a single logical chunk inside a turn: optional <code>.thinking-card</code> + optional <code>.msg-body</code> + optional <code>.msg-foot</code></li>
<li><code>.assistant-segment-anchor</code> — hidden segment kept as a DOM anchor for tool cards when the model emitted no text</li>
<li><code>.tool-card-row</code> — per-tool-card wrapper, sibling of the turn inside <code>.messages-inner</code></li>
<li><code>.msg-foot</code> — per-segment (or per-user-row) footer holding <code>.msg-time</code> + <code>.msg-actions</code></li>
</ul>
<h3 style="font-size:13px;color:var(--text);margin:14px 0 8px;">Data attributes &amp; IDs</h3>
<ul style="color:var(--muted);font-size:12px;line-height:1.9;list-style:disc;padding-left:20px;">
<li><code>data-role="user|assistant"</code> — role marker on the row</li>
<li><code>data-msgIdx="N"</code> — index into <code>S.messages</code>; on user rows <em>and</em> assistant segments</li>
<li><code>data-raw-text="…"</code> — plain-text source for copy (now lives on <code>.assistant-segment</code> for assistant output)</li>
<li><code>data-live-assistant="1"</code> — the segment that's currently streaming</li>
<li><code>data-editing="1"</code> — row is in edit mode</li>
<li><code>data-error="1"</code> — error state; applies to <code>.msg-row</code> (user) or <code>.assistant-segment</code></li>
<li><code>id="liveAssistantTurn"</code> — on the turn that contains the streaming segment</li>
<li><code>.tool-card-row[data-live-tid="…"]</code> — live tool-call card (removed when the turn settles)</li>
<li><code>data-mermaid-id</code>, <code>data-katex</code>, <code>data-rendered</code> — block rendering state</li>
</ul>
</div>
</section>
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btn.addEventListener('click', () => {
const t = btn.dataset.themeBtn;
if (t === 'default') document.documentElement.removeAttribute('data-theme');
else document.documentElement.setAttribute('data-theme', t);
document.querySelectorAll('[data-theme-btn]').forEach(b => b.classList.toggle('on', b === btn));
});
});
// Bubble-layout toggle
const bubbleBtn = document.getElementById('toggleBubble');
bubbleBtn.addEventListener('click', () => {
document.body.classList.toggle('bubble-layout');
const on = document.body.classList.contains('bubble-layout');
bubbleBtn.textContent = 'Bubble layout: ' + (on ? 'on' : 'off');
bubbleBtn.classList.toggle('on', on);
});
// Thinking / tool-card click-to-toggle (so the demo feels live)
document.querySelectorAll('.thinking-card-header, .tool-card-header').forEach(h => {
h.addEventListener('click', () => h.parentElement.classList.toggle('open'));
});
</script>
</body>
</html>