:root{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--bg-card:#fff;--bg-hover:#f1f5f9;--border-color:#e2e8f0;--border-focus:#15803d;--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#64748b;--primary:#15803d;--primary-hover:#166534;--primary-light:#f0fdf4;--primary-border:#bbf7d0;--accent-green:#15803d;--accent-green-hover:#166534;--accent-green-light:#f0fdf4;--color-bkash:#e2136e;--color-rocket:#8c3494;--color-nagad:#f7941d;--color-visa:#15803d;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono:"JetBrains Mono", "Courier New", monospace;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 2px 4px 0 #0000000f}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;overflow-x:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}.app-container{background-color:var(--bg-primary);flex-direction:column;height:100vh;display:flex;overflow:hidden}.main-content{background-color:var(--bg-primary);flex:1;position:relative;overflow-y:auto}.pos-card{border:1px solid var(--border-color);box-shadow:var(--shadow-sm);background:#fff;border-radius:12px;transition:all .15s}.pos-card:hover{box-shadow:var(--shadow-md);border-color:#cbd5e1}.thermal-receipt{color:#111827;width:330px;max-width:100%;font-family:var(--font-mono);background:#fff;border-radius:2px;margin:0 auto;padding:18px 16px;font-size:11.5px;line-height:1.4;position:relative;box-shadow:0 10px 30px #00000040}.receipt-divider{border-bottom:1px dashed #4b5563;margin:8px 0}.receipt-divider-double{border-bottom:1px solid #111827;margin:8px 0}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes scannerPulse{0%,to{box-shadow:0 0 0 2px #10b98133}50%{box-shadow:0 0 0 4px #10b98166}}.scanner-focus-ring{animation:2s infinite scannerPulse}@media print{body *{visibility:hidden}.thermal-receipt-printable,.thermal-receipt-printable *{visibility:visible}.thermal-receipt-printable{width:78mm;position:absolute;top:0;left:0;box-shadow:none!important;color:#000!important;background:#fff!important;margin:0!important;padding:2mm!important;font-size:11px!important;line-height:1.3!important}.no-print{display:none!important}}