重构系统界面与页面命名，全面清除emoji元素并规范专业展示

utils/session_helper.py

@@ -50,7 +50,7 @@ def set_global_company_code(code: str):
     st.session_state[GLOBAL_COMPANY_KEY] = code
 
 
-def render_company_selector(label: str = "🏢 选择待评估科创企业", key_suffix: str = "main"):
+def render_company_selector(label: str = "选择待评估科创企业", key_suffix: str = "main"):
     """
     渲染与全局 session_state 双向同步的企业选择下拉框
     返回: selected_company_dict (选中的企业数据字典)
@@ -61,7 +61,7 @@ def render_company_selector(label: str = "🏢 选择待评估科创企业", key
     if not companies:
         return None
 
-    # 构建带图标与领域的名称映射
+    # 构建带领域的名称映射
     company_options = {f"{c['short_name']} ({c['stock_code']}) - {c['sector']}": c["stock_code"] for c in companies}
     labels_list = list(company_options.keys())
     codes_list = [c["stock_code"] for c in companies]
@@ -102,7 +102,7 @@ def render_sidebar_global_company_selector():
     current_code = get_global_company_code()
     default_index = codes_list.index(current_code) if current_code in codes_list else 0
 
-    st.markdown("### 🏢 全局联动评估目标")
+    st.markdown("### 全局联动评估目标")
     selected_label = st.selectbox(
         "当前联动目标企业:",
         labels_list,