:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}body{margin:0}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}*{box-sizing:border-box;margin:0;padding:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}body,#root{background-color:#f4f7f6;flex-direction:column;width:100%;height:100vh;display:flex;overflow:hidden}.login-screen{color:#fff;background-color:#1e7c98;flex-direction:column;justify-content:center;align-items:center;height:100vh;display:flex}.login-box{text-align:center;color:#333;background:#fff;border-radius:12px;width:90%;max-width:400px;padding:40px;box-shadow:0 10px 30px #0000004d}.login-box h2{color:#1e7c98;margin-bottom:5px}.login-box p{color:#666;margin-bottom:20px;font-size:.9em}.pin-input{text-align:center;letter-spacing:15px;border:2px solid #1e7c98;border-radius:8px;outline:none;width:100%;margin-bottom:10px;padding:15px;font-size:2em}.login-btn{color:#fff;cursor:pointer;background-color:#1e7c98;border:none;border-radius:8px;width:100%;padding:15px;font-size:1.2em;font-weight:700;transition:all .2s}.login-btn:active{background-color:#155d73}.error-msg{color:#d9534f;min-height:20px;margin-bottom:15px;font-size:.9em;font-weight:700}.pos-header{color:#fff;background-color:#1e7c98;justify-content:space-between;align-items:center;padding:15px 20px;display:flex}.connection-status{background:#fff3;border-radius:5px;padding:5px 10px;font-size:.9em}.pos-layout{grid-template-columns:2fr 1fr;height:calc(100vh - 60px);display:grid}.inventory-section{background-color:#fff;border-right:2px solid #e0e0e0;padding:20px;overflow-y:auto}.search-bar input{border:2px solid #1e7c98;border-radius:8px;outline:none;width:100%;margin-bottom:20px;padding:15px;font-size:1.1em}.product-grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:15px;display:grid}.product-card{text-align:center;cursor:pointer;background:#fafafa;border:1px solid #ddd;border-radius:8px;padding:20px;transition:all .2s}.product-card:active{background:#eef5f7;border-color:#1e7c98;transform:scale(.98)}.product-card h4{color:#333;margin-bottom:10px;font-size:1.1em}.product-card .price{color:#1e7c98;font-weight:700}.cart-section{background-color:#f9f9f9;flex-direction:column;padding:20px;display:flex}.cart-items{border-bottom:2px solid #ddd;flex-grow:1;margin:15px 0;overflow-y:auto}.cart-row{border-bottom:1px solid #eee;justify-content:space-between;padding:10px 0;display:flex}.cart-totals h3{color:#333;margin-bottom:15px;font-size:1.5em}.checkout-btn{color:#fff;cursor:pointer;background-color:#1e7c98;border:none;border-radius:8px;width:100%;padding:18px;font-size:1.2em;font-weight:700;transition:all .2s}.checkout-btn:active{background-color:#155d73}.checkout-btn:disabled{cursor:not-allowed;background-color:#999}.remove-btn{color:red;cursor:pointer;background:0 0;border:none;margin-top:5px;font-size:.8em}.modal-overlay{z-index:1000;background:#0009;justify-content:center;align-items:center;width:100vw;height:100vh;display:flex;position:fixed;top:0;left:0}.modal-content{background:#fff;border-radius:12px;width:90%;max-width:400px;padding:30px;box-shadow:0 10px 25px #0003}.modal-content h3{color:#333;margin-bottom:10px}.modal-content p{color:#666;margin-bottom:15px;font-size:.9em}.modal-content input{border:2px solid #1e7c98;border-radius:6px;outline:none;width:100%;margin-bottom:20px;padding:12px;font-size:1.1em}.modal-actions{justify-content:flex-end;gap:10px;display:flex}.cancel-btn{color:#333;cursor:pointer;background:#ddd;border:none;border-radius:6px;padding:10px 15px;font-weight:700}.confirm-btn{color:#fff;cursor:pointer;background:#1e7c98;border:none;border-radius:6px;padding:10px 15px;font-weight:700}.cancel-btn:active{background:#ccc}.confirm-btn:active{background:#155d73}.imei-tag{color:#1e7c98;background:#eef5f7;border-radius:4px;margin-top:4px;padding:2px 6px;font-size:.8em;display:block}.receipt-container{display:none}@media print{.pos-header,.pos-layout,.modal-overlay,.login-screen{display:none!important}.receipt-container{color:#000;background:#fff;width:80mm;padding:10px;font-family:Courier New,Courier,monospace;display:block}.receipt-header{text-align:center;border-bottom:1px dashed #000;margin-bottom:20px;padding-bottom:10px}.receipt-header h2{margin-bottom:5px;font-size:1.5em}.receipt-item{justify-content:space-between;margin-bottom:8px;font-size:.9em;display:flex}.receipt-imei{color:#555;padding-left:10px;font-size:.8em;display:block}.receipt-total{text-align:right;border-top:1px dashed #000;margin-top:15px;padding-top:10px;font-size:1.2em;font-weight:700}.receipt-footer{text-align:center;border-top:1px dashed #000;margin-top:20px;padding-top:10px;font-size:.8em}}.dashboard-layout{background-color:#f4f7f6;height:calc(100vh - 60px);padding:30px;overflow-y:auto}.dashboard-header{justify-content:space-between;align-items:center;margin-bottom:30px;display:flex}.dashboard-header h2{color:#1e7c98}.metric-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:40px;display:grid}.metric-card{background:#fff;border-top:4px solid #1e7c98;border-radius:10px;padding:25px;box-shadow:0 4px 15px #0000000d}.metric-card h4{color:#666;text-transform:uppercase;letter-spacing:1px;margin-bottom:10px;font-size:.9em}.metric-card .value{color:#333;font-size:2.5em;font-weight:700}.recent-sales-table{border-collapse:collapse;background:#fff;border-radius:10px;width:100%;overflow:hidden;box-shadow:0 4px 15px #0000000d}.recent-sales-table th,.recent-sales-table td{text-align:left;border-bottom:1px solid #eee;padding:15px 20px}.recent-sales-table th{color:#fff;background-color:#1e7c98;font-weight:400}.recent-sales-table tr:hover{background-color:#f9f9f9}.amount-cell{color:#1e7c98;font-weight:700}.toggle-btn{color:#1e7c98;cursor:pointer;background:#fff;border:2px solid #1e7c98;border-radius:6px;padding:8px 15px;font-weight:700;transition:all .2s}.toggle-btn:hover{color:#white;background:#1e7c98}