@media(max-width:900px){.admin-section{padding:38px 14px}.admin-panel{padding:14px;overflow:hidden}.admin-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;margin-bottom:18px}.tab{min-width:0;padding:11px 6px;font-size:.78rem;line-height:1.2;white-space:normal;overflow-wrap:anywhere}.admin-header{padding:15px 14px}.sale-picker{flex-wrap:wrap}.sale-picker select{min-width:100%;flex-basis:100%}.sale-picker .add-sale{flex:1}.daily-controls{width:100%}.customer-card small{word-break:break-word}}@media(max-width:520px){.admin-tabs{grid-template-columns:1fr}.tab{width:100%;padding:12px 8px;text-align:left}.admin-header{gap:10px}.admin-header .brand{font-size:1.08rem}}