:root{--sidebar-custom:#343a40;--navbar-custom:#ffffff;--header-custom:#f4f6f9;--font-custom:#212529}.main-sidebar{background:var(--sidebar-custom)}.main-header{background:var(--navbar-custom)}.content-wrapper{background:var(--header-custom)}body{color:var(--font-custom)}.pos-layout{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(330px,.65fr);gap:14px}.catalog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}.catalog-item{border:1px solid #dee2e6;border-radius:8px;padding:12px;background:#fff;cursor:pointer;min-height:100px;transition:.15s}.catalog-item:hover{border-color:#007bff;box-shadow:0 2px 8px rgba(0,123,255,.12)}.catalog-item .price{font-weight:700;color:#007bff;margin-top:8px}.cart-panel{position:sticky;top:72px}.cart-table input,.cart-table select{min-width:95px}.cart-table .qty{width:65px;min-width:65px}.cart-table .commission{width:95px;min-width:95px}.summary-row{display:flex;justify-content:space-between;padding:5px 0}.summary-total{font-size:20px;font-weight:800;border-top:2px solid #ddd;margin-top:6px;padding-top:8px}.queue-card{border-left:5px solid #17a2b8}.queue-card.ready{border-left-color:#28a745}.queue-card.washing{border-left-color:#ffc107}.queue-card.cancelled{border-left-color:#dc3545}.member-card{width:86mm;height:54mm;border-radius:4mm;padding:5mm;background:linear-gradient(135deg,#202a44,#304f72);color:#fff;position:relative;overflow:hidden}.member-card .member-logo{width:18mm;height:18mm;object-fit:contain;background:#fff;border-radius:3mm}.member-card .code{font-size:18px;font-weight:700;letter-spacing:1px}.member-card .small{font-size:10px}.receipt{max-width:80mm;margin:0 auto;font-family:monospace}.receipt table{width:100%;font-size:inherit;border-collapse:collapse}.receipt td{padding:2px 0}.receipt .dash{border-top:1px dashed #111;margin:7px 0}.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:4px;background:#6c757d}.status-dot.online{background:#28a745}.status-dot.offline{background:#dc3545}.settings-color{height:40px;padding:3px}.report-toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:end}.report-toolbar .form-group{margin-bottom:0}.barcode-box{font-size:18px;font-weight:700;letter-spacing:1px}@media(max-width:1050px){.pos-layout{grid-template-columns:1fr}.cart-panel{position:static}}@media(max-width:600px){.catalog-grid{grid-template-columns:repeat(2,1fr)}.card-body{padding:10px}.table th,.table td{padding:7px;font-size:12px}.pos-layout{display:block}.catalog-item{min-height:85px}.member-card{transform-origin:top left;max-width:100%}}
@media print{.no-print,.main-sidebar,.main-header,.mobile-bottom-nav{display:none!important}.content-wrapper{margin:0!important;padding:0!important;background:#fff!important}.card{box-shadow:none;border:0}.receipt{max-width:none}.print-only{display:block!important}}

/* Modern responsive interface */
.nav-link{transition:.2s}
.nav-link:hover{transform:translateX(4px)}
.main-sidebar{box-shadow:10px 0 30px rgba(0,0,0,.12)}