ui: keep model names on one line

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

server/hidagent/static/style.css

@@ -59,7 +59,7 @@ main { display: grid; grid-template-columns: auto minmax(300px, 1fr) minmax(420p
 .models { display: flex; gap: 8px; margin-left: auto; }
 .models div { border: 1px solid var(--line); border-radius: 10px; padding: 4px 10px; display: flex; flex-direction: column; min-width: 150px; }
 .models span { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
-.models b { font-size: 13px; }
+.models b { font-size: 13px; white-space: nowrap; }
 .models small { font: 11px ui-monospace, monospace; color: var(--muted); }
 .hand { position: absolute; transform: translate(-30%, -8%); font-size: 22px; line-height: 1; filter: drop-shadow(0 1px 1px #000); }
 dialog .hand { font-size: 44px; }