/* Hide legacy board attachment controls; backend rejects uploads regardless of UI. */
input[type="file"][name^="bf_file"],input[type="file"][id^="bf_file"],label[for^="bf_file_"],
#bo_w .bo_w_flie,#bo_w .bo_w_file,#bo_w .file_wr,
#bo_w .write_div:has(input[type="file"][name^="bf_file"]),
#bo_w .frm_file:has(input[type="file"][name^="bf_file"]),
#bo_w li:has(>input[type="file"][name^="bf_file"]),
#bo_w div:has(>input[type="file"][name^="bf_file"]){display:none!important}