B' overflow 루프 동작: Kei popup 결정 → 상단 소제목만 유지 + 하위불릿 팝업

- kei_client: 에스컬레이션 prompt 개선 — 소제목 유지 필수, overflow 영역만 대상
- block_assembler B': 상단 popup_roles 체크 추가 — 소제목만 남기고 하위불릿 제거
- block_assembler: \x01 바이트 수정 (r-string 역참조)
- 결과: 03번 top overflow 358px → 143px (루프 2회차에서 popup 반영)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/block_assembler.py

@@ -1055,11 +1055,17 @@ def _assemble_slide_html_type_b_prime(ctx: "PipelineContext", title_text: str =
         card_gap = max(3, int(font_size * 0.4))
         indent_body = int(font_size * 1.2)
 
+        # B': 상단이 popup 대상이면 소제목만 유지, 하위 불릿 제거
+        top_is_popup = rn in popup_roles
+
         bullets = ""
         if len(sections) > 1 and sections[0][0]:
             for ci, (sec_title, sec_items) in enumerate(sections):
                 bg, text_color = _card_colors[ci % len(_card_colors)]
-                items_html = "".join(
+                if top_is_popup:
+                    items_html = ""
+                else:
+                    items_html = "".join(
                     f'<div style="padding-left:{indent_body}px;margin-bottom:1px;">'
                     f'<span style="color:{text_color};font-size:{font_size-1}px;line-height:1.5;">• {item}</span></div>'
                     for item in sec_items
@@ -1140,7 +1146,7 @@ def _assemble_slide_html_type_b_prime(ctx: "PipelineContext", title_text: str =
     if sub_sections_from_norm and bottom_left_role:
         rn = bottom_left_role[0]
         sub_title, sub_content = sub_sections_from_norm[0]
-        sub_content = re.sub(r'\*\*(.+?)\*\*', r'<strong>
</strong>', sub_content)
+        sub_content = re.sub(r'\*\*(.+?)\*\*', r'<strong>\1</strong>', sub_content)
 
         # 표 렌더링 (normalized.tables에서)
         table_html_bl = ""
@@ -1159,7 +1165,7 @@ def _assemble_slide_html_type_b_prime(ctx: "PipelineContext", title_text: str =
                         bg = "#f8fafc" if ri % 2 == 0 else "#fff"
                         cells = ""
                         for ci_idx, cell in enumerate(row):
-                            cell_clean = re.sub(r'\*\*(.+?)\*\*', r'<strong>
</strong>', str(cell))
+                            cell_clean = re.sub(r'\*\*(.+?)\*\*', r'<strong>\1</strong>', str(cell))
                             c_color = "#1e40af" if ci_idx == 0 else "#475569"
                             c_weight = "600" if ci_idx == 0 else "400"
                             cells += f'<div style="padding:{int(font_size*0.2)}px {int(font_size*0.3)}px;font-size:{font_size-2}px;color:{c_color};font-weight:{c_weight};">{cell_clean}</div>'
@@ -1213,7 +1219,7 @@ def _assemble_slide_html_type_b_prime(ctx: "PipelineContext", title_text: str =
     if bottom_right_role and len(sub_sections_from_norm) > 1:
         rn = bottom_right_role[0]
         sub_title_br, sub_content_br = sub_sections_from_norm[1]
-        sub_content_br = re.sub(r'\*\*(.+?)\*\*', r'<strong>
</strong>', sub_content_br)
+        sub_content_br = re.sub(r'\*\*(.+?)\*\*', r'<strong>\1</strong>', sub_content_br)
 
         bul = ""
         for line in sub_content_br.split("\n"):