/* 全站统一响应式兜底（小屏横向溢出与表格滚动） */
@media(max-width:768px){html,body{max-width:100%;overflow-x:hidden}.wrap{width:100%!important;max-width:100%!important;padding-left:14px!important;padding-right:14px!important}.topbar{flex-wrap:wrap;gap:10px}.search input{width:100%;min-width:0}.search{flex:1;min-width:0}.bigfoot .fgrid{grid-template-columns:1fr!important}.catcols{columns:1!important}table{min-width:auto}img,video,iframe{max-width:100%;height:auto}h1{font-size:clamp(24px,7vw,34px)!important}.herotx h2{font-size:clamp(22px,6vw,32px)!important}}