Merge branch 'main' of git.arirex.me:iris/ai-app

app/androidApp/src/main/kotlin/com/example/aiapp/Markdown.kt

@@ -368,7 +368,15 @@ private fun MarkdownRoot(
                 // exactly a card's own fill, so a fenced block inside a tool call had no
                 // background at all and one in a reply read as a step *up* out of the page.
                 codeBackground = rawSurface,
-                inlineCodeBackground = rawSurface,
+                // The same colour, but let through. An inline span's background is part of the
+                // *text's* own drawing and the selection rectangle is drawn underneath it, so an
+                // opaque chip hides the selection completely: selecting a sentence highlighted
+                // every word of it except the ones in backticks, which is a difference in
+                // appearance the reader has no way to account for. Translucent, the selection
+                // shows through and the chip still reads as one step down from the page -- there
+                // is no way to draw it over the selection instead, since the order is the text
+                // node's.
+                inlineCodeBackground = rawSurface.copy(alpha = INLINE_CODE_ALPHA),
                 // The same tint a code block gets, rather than the renderer's 2%-alpha default:
                 // two adjacent tints that differ by a fiftieth read as one flat block on a phone,
                 // so the table would have had a border-less grid and nothing saying where it began.
@@ -711,3 +719,12 @@ class ParsedReplies {
         ready.clear()
     }
 }
+
+/**
+ * How much of the inline-code chip's fill is its own colour, the rest being whatever it sits on.
+ *
+ * High enough that the chip is still a clear step down from the page, low enough that a selection
+ * under it changes what the chip looks like. Both halves are the point: at 1.0 the chip was the
+ * only part of a selected sentence that did not look selected.
+ */
+private const val INLINE_CODE_ALPHA = 0.6f