fix: the message field grows only when the word really wraps (measured without a scrollbar taking its width); the stop button red

internal/server/web/static/app.css

@@ -917,6 +917,9 @@ body.touch.term-active .ai-fab { bottom:104px; }
 .ai-send.show { width:36px; margin:0 3px 2px 0; opacity:1; transform:none; pointer-events:auto; }
 .ai-send:hover { color:#7ab6ff; background:#1b222c; }
 .ai-send:active { transform:scale(.9); }
+/* While the answer runs: stop, red. */
+.ai-send.stop { color:var(--danger); }
+.ai-send.stop:hover { color:#ff7b7b; background:#2a1a1d; }
 .ai-send:focus-visible { outline:none; box-shadow:0 0 0 2px rgba(79,157,255,.45); }
 .ai-send .ai-plane { display:block; flex:none; transform:translateX(1px); }
 .ai-attachments { display:flex; flex-wrap:wrap; gap:5px; padding:2px 3px 6px; }