diff --git a/mitra_app/lib/features/chat/screens/mitra_chat_screen.dart b/mitra_app/lib/features/chat/screens/mitra_chat_screen.dart
index 8e8edc2..549fd5a 100644
--- a/mitra_app/lib/features/chat/screens/mitra_chat_screen.dart
+++ b/mitra_app/lib/features/chat/screens/mitra_chat_screen.dart
@@ -740,58 +740,57 @@ class _MitraChatBodyContentState extends ConsumerState<_MitraChatBodyContent> {
             crossAxisAlignment: CrossAxisAlignment.center,
             children: [
               Expanded(
-                child: Container(
+                // Pattern lifted from client_app/chat_screen.dart::_InputBar
+                // — same shape, same vertical-centering trick. Key bits:
+                //   - Material + StadiumBorder = pill outline + proper focus
+                //     clipping
+                //   - Center wrapper centers the (isCollapsed) TextField
+                //   - `constraints: BoxConstraints()` overrides the app-wide
+                //     InputDecorationTheme min-height (set in halo_theme for
+                //     form fields). Without it, the field claims ~48dp and
+                //     refuses to collapse — textAlignVertical becomes a
+                //     no-op against the parent's 44dp height.
+                child: SizedBox(
                   height: 44,
-                  // alignment.center positions the TextField on the vertical
-                  // midline of the 44dp container. Without this, isDense's
-                  // small intrinsic height docks to the top of the parent
-                  // (no implicit vertical centering for Container children).
-                  alignment: Alignment.center,
-                  padding: const EdgeInsets.symmetric(horizontal: 16),
-                  decoration: const BoxDecoration(
-                    // White bg so the pill stands out against the cream page
-                    // (HaloTokens.bg) — previously the pill bg matched the
-                    // page exactly, leaving only the very-light border to
-                    // define the shape (looked like a soft shadow). Border
-                    // color is unchanged — the visible outline keeps the
-                    // same tone.
+                  child: Material(
                     color: HaloTokens.surface,
-                    borderRadius: HaloRadius.pill,
-                    border: Border.fromBorderSide(
-                      BorderSide(color: HaloTokens.border),
+                    shape: const StadiumBorder(
+                      side: BorderSide(color: HaloTokens.border),
                     ),
-                  ),
-                  // Vertical centering recipe: Container.alignment.center
-                  // positions the TextField on the midline; textAlignVertical
-                  // with a positive y (~0.4) nudges the baseline down so the
-                  // optical center of Latin lowercase glyphs lines up with
-                  // the pill midline, not just the baseline. With y=0 (true
-                  // center), the field's line-box centers but Latin text
-                  // bodies sit in the upper half because the baseline is at
-                  // ~75% of line height — leaving descender space empty
-                  // below. y=0.4 shifts down to match the visual midline.
-                  child: TextField(
-                    controller: widget.messageController,
-                    onChanged: widget.onTextChanged,
-                    textInputAction: TextInputAction.send,
-                    onSubmitted: (_) => widget.onSend(),
-                    maxLines: 1,
-                    textAlignVertical: const TextAlignVertical(y: 0.4),
-                    style: const TextStyle(
-                      fontSize: 13.5,
-                      color: HaloTokens.ink,
-                    ),
-                    decoration: const InputDecoration(
-                      hintText: 'ketik balasan...',
-                      hintStyle: TextStyle(color: HaloTokens.inkMuted, fontSize: 13.5),
-                      isDense: true,
-                      contentPadding: EdgeInsets.zero,
-                      border: InputBorder.none,
-                      enabledBorder: InputBorder.none,
-                      focusedBorder: InputBorder.none,
-                      disabledBorder: InputBorder.none,
-                      errorBorder: InputBorder.none,
-                      focusedErrorBorder: InputBorder.none,
+                    clipBehavior: Clip.antiAlias,
+                    child: Center(
+                      child: TextField(
+                        controller: widget.messageController,
+                        onChanged: widget.onTextChanged,
+                        textInputAction: TextInputAction.send,
+                        onSubmitted: (_) => widget.onSend(),
+                        maxLines: 1,
+                        textAlignVertical: TextAlignVertical.center,
+                        style: const TextStyle(
+                          fontFamily: HaloTokens.fontBody,
+                          fontSize: 13.5,
+                          color: HaloTokens.ink,
+                        ),
+                        decoration: const InputDecoration(
+                          filled: false,
+                          fillColor: Colors.transparent,
+                          border: InputBorder.none,
+                          enabledBorder: InputBorder.none,
+                          focusedBorder: InputBorder.none,
+                          errorBorder: InputBorder.none,
+                          focusedErrorBorder: InputBorder.none,
+                          disabledBorder: InputBorder.none,
+                          isCollapsed: true,
+                          contentPadding: EdgeInsets.symmetric(horizontal: 16),
+                          constraints: BoxConstraints(),
+                          hintText: 'ketik balasan...',
+                          hintStyle: TextStyle(
+                            fontFamily: HaloTokens.fontBody,
+                            fontSize: 13.5,
+                            color: HaloTokens.inkMuted,
+                          ),
+                        ),
+                      ),
                     ),
                   ),
                 ),