:root{--ink:#0f172a;--muted:#64748b;--line:#e2e8f0;--brand:#4f46e5;--brand-2:#6366f1;--bg:#f6f7fb}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.app{display:flex;min-height:100vh}
.sidebar{width:236px;background:#0b1220;color:#cbd5e1;padding:16px 12px;flex-shrink:0}
.sidebar .brand{display:flex;gap:10px;align-items:center;font-weight:700;color:#fff;margin-bottom:18px;font-size:15px}
.sidebar nav{display:flex;flex-direction:column;gap:2px}
.nav-item{color:#94a3b8;text-decoration:none;padding:9px 11px;border-radius:9px;font-size:14px;display:flex;gap:10px;align-items:center}
.nav-item:hover{background:#16203a;color:#fff}
.nav-item.active{background:var(--brand);color:#fff}
.main{flex:1;min-width:0}
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:12px 20px;display:flex;justify-content:space-between;align-items:center}
.tb-title{font-weight:600;color:var(--muted);font-size:14px}
.tb-right{display:flex;gap:10px;align-items:center}
.content{padding:20px}
.page-title{font-weight:700;font-size:20px;margin-bottom:16px}
.badge-soft{background:#eef2ff;color:#4338ca;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:600}
.card{border:1px solid var(--line);border-radius:12px;background:#fff}
.stat-card .stat-ico{font-size:18px;margin-bottom:6px}
.stat-label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.stat-value{font-size:20px;font-weight:700}
.table thead th{font-size:12px;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--line)}
.auth-body{display:grid;place-items:center;min-height:100vh;background:linear-gradient(135deg,#0b1220,#1e1b4b)}
.auth-card{background:#fff;border-radius:16px;padding:28px;width:100%;max-width:380px;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.auth-head{text-align:center;margin-bottom:18px}
.auth-head i{font-size:26px;color:var(--brand)}
.auth-head p{color:var(--muted);font-size:13px;margin:0}
.cashier-body{background:#0b1220;color:#e2e8f0;min-height:100vh}
.cashier-top{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;background:#111a2e;border-bottom:1px solid #1e293b}
.ct-brand{color:#fff;text-decoration:none;font-weight:700;margin-right:12px}
.pos-wrap{display:grid;grid-template-columns:1fr 420px;gap:14px;padding:14px;align-items:start}
.pos-left{min-width:0}
.pos-results{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px;margin-top:12px;max-height:calc(100vh - 180px);overflow:auto}
.prod-card{background:#111a2e;border:1px solid #1e293b;border-radius:12px;padding:10px;cursor:pointer;color:#e2e8f0}
.prod-card:hover{border-color:var(--brand-2)}
.prod-card .p-name{font-size:13px;font-weight:600;line-height:1.3}
.prod-card .p-meta{font-size:11px;color:#94a3b8}
.prod-card .p-price{font-weight:700;color:#a5b4fc;margin-top:4px}
.pos-right{background:#111a2e;border:1px solid #1e293b;border-radius:12px;display:flex;flex-direction:column;height:calc(100vh - 90px);position:sticky;top:14px}
.cart-head{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid #1e293b;font-weight:600}
.cart-body{flex:1;overflow:auto;padding:6px 8px}
.cart-table{color:#e2e8f0;font-size:13px;margin:0}
.cart-table td,.cart-table th{border-color:#1e293b;vertical-align:middle}
.cart-summary{border-top:1px solid #1e293b;padding:12px;font-size:13px}
.row-line{display:flex;justify-content:space-between;padding:3px 0;color:#cbd5e1}
.row-line.total{font-size:18px;font-weight:800;color:#fff;border-top:1px dashed #334155;margin-top:6px;padding-top:8px}
.disc-input{width:66px}
.receipt{font-family:"Courier New",monospace;background:#fff;color:#000;margin:0 auto;padding:8px}
.receipt.r58{width:58mm;font-size:11px}
.receipt.r80{width:80mm;font-size:12px}
.r-center{text-align:center}.r-left{text-align:left}
.r-row{display:flex;justify-content:space-between}
.r-total{font-weight:700;font-size:1.15em}
.r-right{text-align:right}
.r-item{margin-bottom:4px}
@media print{.no-print{display:none}.receipt{margin:0}}
@media(max-width:900px){.pos-wrap{grid-template-columns:1fr}.pos-right{height:auto;position:static}.sidebar{width:72px}.sidebar .brand span{display:none}.nav-item{justify-content:center;font-size:0}.nav-item i{font-size:15px}}