fix(ui): render live component counts

Port retail text-surface clipping so the 15px component count field remains visible under the 16px DAT font. Cover SetStackSize decrements and final component removal while preserving desired restock values.

Co-authored-by: OpenAI Codex <codex@openai.com>

src/AcDream.App/UI/UiText.cs

@@ -336,6 +336,25 @@ public sealed class UiText : UiElement, IUiDatStateful
     }
 
     private void DrawText(UiRenderContext ctx)
+    {
+        // Retail UIElement_Text::DrawSelf @ 0x00467AA0 receives the text element's
+        // visible surface as arg3 and clips each glyph blit to that rectangle. This is
+        // observable in LayoutDesc 0x21000033: the owned component count is a 15px-high
+        // text element using a 16px DAT font, so rejecting a partially visible line makes
+        // the value disappear entirely. The shared render context clips both DAT and
+        // bitmap glyph quads and composes this bound with any list/window ancestor clip.
+        ctx.PushClip(0f, 0f, Width, Height);
+        try
+        {
+            DrawClippedText(ctx);
+        }
+        finally
+        {
+            ctx.PopClip();
+        }
+    }
+
+    private void DrawClippedText(UiRenderContext ctx)
     {
         // Static centered single-line mode (vitals cur/max numbers etc.): draw the first
         // line centered H+V (or H+Top/Bottom per VerticalJustify) with the SAME formula
@@ -451,7 +470,7 @@ public sealed class UiText : UiElement, IUiDatStateful
         for (int i = 0; i < lines.Count; i++)
         {
             float y = baseY + i * lh;
-            if (y < top || y + lh > bottom) continue;   // whole-line vertical clip (no scissor yet)
+            if (!LineIntersectsViewport(y, lh, top, bottom)) continue;
 
             string text = lines[i].Text;
             float lineX = HorizontalOffset(text, datFont, bitmapFont);
@@ -489,6 +508,19 @@ public sealed class UiText : UiElement, IUiDatStateful
         }
     }
 
+    /// <summary>
+    /// True when any vertical portion of a line intersects a text viewport. Retail
+    /// clips the glyphs at the viewport edge; it does not require the full line box to fit.
+    /// </summary>
+    internal static bool LineIntersectsViewport(
+        float lineTop,
+        float lineHeight,
+        float viewportTop,
+        float viewportBottom)
+        => lineHeight > 0f
+            && lineTop < viewportBottom
+            && lineTop + lineHeight > viewportTop;
+
     private float HorizontalOffset(string text, UiDatFont? datFont, BitmapFont? bitmapFont)
     {
         float width = datFont is not null