---

def find_total_work_duration(
    worksheet: Worksheet,
    *,
    data_first_row: int,
    total_work_duration_label: str,
) -> Tuple[Optional[int], str, Optional[int]]:
    """
    Ищет строку "Суммарное время работы:" и парсит длительность рядом.

    Возвращает (секунды, сырое значение ячейки, номер строки с меткой) или (None, "", None).
    """
    for row_index, row_values in enumerate(
        worksheet.iter_rows(min_row=data_first_row, values_only=True),
        start=data_first_row,
    ):
        for column_index, cell_value in enumerate(row_values):
            if cell_value is None:
                continue
            cell_text = _stringify_cell(cell_value).strip()
            if total_work_duration_label not in cell_text:
                continue

            duration_candidates = []
            if column_index + 1 < len(row_values):
                duration_candidates.append(row_values[column_index + 1])
            if row_index + 1 <= worksheet.max_row:
                duration_candidates.append(
                    worksheet.cell(row=row_index + 1, column=column_index + 1).value
                )

            for candidate in duration_candidates:
                duration_seconds = parse_duration_seconds(candidate)
                if duration_seconds is not None:
                    return duration_seconds, _stringify_cell(candidate).strip(), row_index

            return None, "", row_index

    return None, "", None











    total_duration_seconds, total_duration_raw, total_label_row_index = 

    total_duration_seconds, total_duration_raw, total_label_row_index = find_total_work_duration(
        worksheet,
        data_first_row=LdsReportConst.REPORT_DATA_FIRST_ROW,
        total_work_duration_label=LdsReportConst.TOTAL_WORK_DURATION_LABEL,
    )






    "LdsStatusReportSectionRow",
    "find_total_work_duration",