*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary: #0f1117;--bg-secondary: #1a1d27;--bg-tertiary: #22263a;--bg-card: #1e2130;--bg-hover: #2a2f45;--accent-primary: #4f8ef7;--accent-success: #2ecc71;--accent-danger: #e74c3c;--accent-warning: #f39c12;--accent-purple: #9b59b6;--text-primary: #f0f2f8;--text-secondary: #8b92a9;--text-muted: #555d78;--border-color: #2d3352;--border-light: #3a4060;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--font-sans: "Segoe UI", system-ui, -apple-system, sans-serif;--font-mono: "Courier New", Courier, monospace;--navbar-height: 56px}html,body{height:100%;width:100%;overflow:hidden}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}#root{height:100%;display:flex;flex-direction:column}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.navbar{height:var(--navbar-height);min-height:var(--navbar-height);background:var(--bg-secondary);border-bottom:1px solid var(--border-color);display:flex;align-items:center;padding:0 24px;gap:32px;z-index:100;box-shadow:var(--shadow-sm)}.navbar-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--text-primary);text-decoration:none;letter-spacing:-.3px}.navbar-brand-icon{width:30px;height:30px;background:linear-gradient(135deg,var(--accent-primary),var(--accent-purple));border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:16px}.navbar-links{display:flex;gap:4px;margin-left:auto}.navbar-link{padding:7px 16px;border-radius:var(--radius-sm);text-decoration:none;color:var(--text-secondary);font-weight:500;font-size:14px;transition:all .15s ease;border:1px solid transparent}.navbar-link:hover{color:var(--text-primary);background:var(--bg-hover)}.navbar-link.active{color:var(--accent-primary);background:#4f8ef71a;border-color:#4f8ef740}.page-container{flex:1;overflow-y:auto;padding:32px 40px;background:var(--bg-primary)}.page-title{font-size:24px;font-weight:700;color:var(--text-primary);margin-bottom:8px;letter-spacing:-.4px}.page-subtitle{font-size:14px;color:var(--text-secondary);margin-bottom:32px}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm)}.card-title{font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-secondary);margin-bottom:20px}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}.form-label{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.form-input{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-size:15px;font-family:var(--font-sans);padding:10px 14px;outline:none;transition:border-color .15s ease,box-shadow .15s ease;width:100%}.form-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #4f8ef726}.form-input::placeholder{color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;font-family:var(--font-sans);cursor:pointer;transition:all .15s ease;border:1px solid transparent;text-decoration:none;white-space:nowrap;outline:none}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.btn-primary:hover:not(:disabled){background:#3a7be0;border-color:#3a7be0;box-shadow:0 4px 12px #4f8ef759}.btn-success{background:var(--accent-success);color:#fff;border-color:var(--accent-success)}.btn-success:hover:not(:disabled){background:#27ae60;border-color:#27ae60;box-shadow:0 4px 12px 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180px);overflow-y:auto;padding-right:4px}.product-item{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:16px;display:flex;align-items:center;gap:16px;transition:border-color .15s ease}.product-item:hover{border-color:var(--border-light)}.product-item-info{flex:1;min-width:0}.product-item-name{font-weight:600;font-size:15px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.product-item-price{font-size:14px;color:var(--accent-success);font-weight:600;margin-top:2px}.product-item-barcode-num{font-size:11px;color:var(--text-muted);font-family:var(--font-mono);margin-top:3px}.product-item-barcode{flex-shrink:0;background:#fff;border-radius:var(--radius-sm);padding:6px 8px 4px;display:flex;flex-direction:column;align-items:center}.barcode-number-label{font-size:9px;color:#333;font-family:var(--font-mono);margin-top:2px;letter-spacing:1px}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted)}.empty-state-icon{font-size:40px;margin-bottom:12px}.empty-state-text{font-size:14px}.pos-layout{display:grid;grid-template-columns:1fr 420px;height:calc(100vh - var(--navbar-height));overflow:hidden;background:var(--bg-primary)}.pos-cart-column{display:flex;flex-direction:column;border-right:1px solid var(--border-color);overflow:hidden}.pos-cart-header{padding:20px 24px 16px;border-bottom:1px solid var(--border-color);background:var(--bg-secondary);display:flex;align-items:center;justify-content:space-between}.pos-cart-header-title{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-secondary)}.cart-count-badge{background:var(--accent-primary);color:#fff;font-size:11px;font-weight:700;padding:2px 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slideIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.cart-item-info{flex:1;min-width:0}.cart-item-name{font-weight:600;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cart-item-unit-price{font-size:12px;color:var(--text-secondary);margin-top:2px}.cart-item-controls{display:flex;align-items:center;gap:10px}.qty-btn{width:30px;height:30px;border-radius:50%;border:1px solid var(--border-light);background:var(--bg-hover);color:var(--text-primary);font-size:16px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s ease;line-height:1}.qty-btn:hover{background:var(--accent-primary);border-color:var(--accent-primary)}.qty-btn.minus:hover{background:var(--accent-danger);border-color:var(--accent-danger)}.qty-display{font-size:16px;font-weight:700;min-width:24px;text-align:center;color:var(--text-primary)}.cart-item-total{font-size:16px;font-weight:700;color:var(--accent-success);min-width:70px;text-align:right}.pos-cart-footer{padding:16px 24px;border-top:1px solid var(--border-color);background:var(--bg-secondary);display:flex;align-items:center;justify-content:space-between}.cart-footer-label{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--text-secondary)}.cart-footer-total{font-size:26px;font-weight:800;color:var(--text-primary);letter-spacing:-.5px}.pos-right-column{display:flex;flex-direction:column;overflow:hidden;background:var(--bg-secondary)}.pos-payment-section{padding:24px;border-bottom:1px solid var(--border-color)}.pos-total-display{text-align:center;margin-bottom:20px}.pos-total-label{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--text-secondary);margin-bottom:6px}.pos-total-amount{font-size:48px;font-weight:800;color:var(--text-primary);letter-spacing:-1px;line-height:1}.pos-total-amount.has-items{color:var(--accent-success)}.pay-btn{width:100%;padding:16px;font-size:17px;font-weight:700;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--accent-success),#27ae60);color:#fff;border:none;cursor:pointer;transition:all .2s ease;font-family:var(--font-sans);letter-spacing:.3px;box-shadow:0 4px 16px #2ecc714d}.pay-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px #2ecc7173}.pay-btn:active:not(:disabled){transform:translateY(0)}.pay-btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}.pos-divider{height:1px;background:var(--border-color);margin:0}.pos-scanner-section{flex:1;display:flex;flex-direction:column;overflow:hidden;padding:20px;gap:14px}.scanner-header{display:flex;align-items:center;justify-content:space-between}.scanner-title{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-secondary);display:flex;align-items:center;gap:8px}.scanner-status-dot{width:8px;height:8px;border-radius:50%;background:var(--text-muted);transition:background .3s}.scanner-status-dot.active{background:var(--accent-success);box-shadow:0 0 6px #2ecc7199;animation:pulse 1.5s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.scanner-video-wrapper{flex:1;position:relative;background:#000;border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border-color);min-height:0}.scanner-video{width:100%;height:100%;object-fit:cover;display:block}.scanner-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;pointer-events:none}.scanner-crosshair{width:200px;height:100px;position:relative}.scanner-crosshair:before,.scanner-crosshair:after{content:"";position:absolute;background:#4f8ef7cc}.scanner-crosshair:before{top:0;left:0;right:0;height:2px;box-shadow:0 98px #4f8ef7cc}.scanner-corner{position:absolute;width:20px;height:20px;border-color:var(--accent-primary);border-style:solid;opacity:.9}.scanner-corner.tl{top:0;left:0;border-width:2px 0 0 2px}.scanner-corner.tr{top:0;right:0;border-width:2px 2px 0 0}.scanner-corner.bl{bottom:0;left:0;border-width:0 0 2px 2px}.scanner-corner.br{bottom:0;right:0;border-width:0 2px 2px 0}.scanner-scan-line{position:absolute;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent-primary),transparent);animation:scanLine 2s linear infinite}@keyframes scanLine{0%{top:0%}to{top:100%}}.scanner-loading{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-secondary);font-size:13px;background:#0009}.spinner{width:28px;height:28px;border:3px solid var(--border-color);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.scanner-feedback{padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;text-align:center;transition:all .3s ease}.scanner-feedback.success{background:#2ecc7126;border:1px solid rgba(46,204,113,.35);color:var(--accent-success)}.scanner-feedback.error{background:#e74c3c26;border:1px solid rgba(231,76,60,.35);color:var(--accent-danger)}.scanner-feedback.idle{background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-muted)}.scanner-error-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;background:var(--bg-tertiary);border-radius:var(--radius-md);border:1px dashed var(--border-color);padding:24px;text-align:center;color:var(--text-muted);font-size:13px;min-height:0}.ticket-page{flex:1;overflow-y:auto;background:var(--bg-primary);display:flex;align-items:flex-start;justify-content:center;padding:40px 24px}.ticket-wrapper{width:100%;max-width:460px}.ticket-actions-top{display:flex;gap:10px;margin-bottom:24px}.ticket-receipt{background:#fff;color:#111;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}.ticket-receipt-header{background:linear-gradient(135deg,#1a1d27,#22263a);color:#fff;text-align:center;padding:28px 24px 24px}.receipt-logo{font-size:28px;margin-bottom:8px}.receipt-store-name{font-size:20px;font-weight:800;letter-spacing:2px;text-transform:uppercase;margin-bottom:4px}.receipt-tagline{font-size:11px;opacity:.5;letter-spacing:1px;text-transform:uppercase}.ticket-receipt-meta{background:#f8f8f8;border-bottom:1px dashed #ddd;padding:16px 24px;display:flex;justify-content:space-between;gap:16px}.receipt-meta-item{display:flex;flex-direction:column;gap:2px}.receipt-meta-label{font-size:10px;text-transform:uppercase;letter-spacing:.6px;color:#888;font-weight:600}.receipt-meta-value{font-size:13px;font-weight:700;color:#222;font-family:var(--font-mono)}.ticket-receipt-items{padding:20px 24px}.receipt-items-header{display:grid;grid-template-columns:1fr 60px 60px 80px;gap:8px;padding-bottom:10px;border-bottom:1px solid #eee;margin-bottom:10px}.receipt-col-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:#888}.receipt-col-label:not(:first-child){text-align:right}.receipt-item-row{display:grid;grid-template-columns:1fr 60px 60px 80px;gap:8px;padding:8px 0;border-bottom:1px solid #f0f0f0;align-items:center}.receipt-item-row:last-child{border-bottom:none}.receipt-item-name{font-size:14px;font-weight:600;color:#222}.receipt-item-qty,.receipt-item-price,.receipt-item-subtotal{text-align:right;font-size:13px;color:#444}.receipt-item-subtotal{font-weight:700;color:#111}.ticket-receipt-footer{padding:16px 24px 24px;border-top:2px dashed #ddd}.receipt-total-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0 0}.receipt-total-label{font-size:16px;font-weight:700;color:#222;text-transform:uppercase;letter-spacing:.5px}.receipt-total-amount{font-size:28px;font-weight:900;color:#111;letter-spacing:-.5px}.receipt-thank-you{text-align:center;margin-top:20px;padding-top:16px;border-top:1px dashed #ddd;font-size:12px;color:#aaa;text-transform:uppercase;letter-spacing:1.5px}.receipt-barcode-footer{display:flex;flex-direction:column;align-items:center;margin-top:16px;gap:4px}.receipt-order-barcode-label{font-size:10px;color:#bbb;letter-spacing:1px;text-transform:uppercase}.text-success{color:var(--accent-success)}.text-danger{color:var(--accent-danger)}.text-muted{color:var(--text-muted)}.text-mono{font-family:var(--font-mono)}.mt-auto{margin-top:auto}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.gap-8{gap:8px}.gap-12{gap:12px}.w-full{width:100%}