/* ═══ RetailERP — Responsive ═══ */
@media(max-width:700px){
  .login-page{padding:18px}.login-card{padding:26px}
  .sidebar{position:absolute;z-index:20}
  .tb-search{display:none}
  .stats-row,.s3,.s4,.s5,.grid-2,.grid-3{grid-template-columns:1fr}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .pos-layout{grid-template-columns:1fr}
  .pos-right{border-left:none;border-top:1px solid var(--border)}
}