:root{--sidebar:#111827;--sidebar-soft:#1f2937;--primary:#2563eb;--primary-dark:#1d4ed8;--accent:#06b6d4;--bg:#f3f6fb;--surface:#fff;--text:#172033;--muted:#64748b;--line:#e7ebf2;--success:#16a34a;--danger:#dc2626;--shadow:0 10px 30px rgba(15,23,42,.07)}*{box-sizing:border-box}html,body{min-height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;font-size:14px}.sidebar{position:fixed;inset:0 auto 0 0;width:268px;background:linear-gradient(180deg,#111827 0%,#0f172a 100%);color:#fff;overflow:auto;z-index:40;box-shadow:8px 0 30px rgba(15,23,42,.08)}.sidebar-brand{height:78px;display:flex;gap:12px;align-items:center;padding:18px 20px;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar-brand>span,.brand-mark{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#3b82f6,#06b6d4);display:grid;place-items:center;color:#fff;font-weight:800;box-shadow:0 8px 20px rgba(37,99,235,.3)}.sidebar-brand b{font-size:16px}.sidebar-brand small{display:block;color:#94a3b8;margin-top:2px}.sidebar nav{padding:12px 12px 28px}.sidebar nav a{display:flex;gap:11px;align-items:center;color:#cbd5e1;text-decoration:none;padding:10px 12px;border-radius:10px;font-size:13px;transition:.15s}.sidebar nav a i{width:18px;text-align:center}.sidebar nav a:hover,.sidebar nav a.active{background:rgba(59,130,246,.16);color:#fff}.nav-label{padding:20px 12px 7px;color:#64748b;text-transform:uppercase;font-size:10px;font-weight:800;letter-spacing:.12em}.main{margin-left:268px;min-height:100vh}.topbar{height:74px;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:0 24px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:30}.topbar-title b{font-size:17px}.topbar small,.card-header small{display:block;color:var(--muted);margin-top:2px}.userbox{display:flex;gap:12px;align-items:center}.user-avatar{width:38px;height:38px;border-radius:12px;background:#e8efff;color:var(--primary);display:grid;place-items:center;font-weight:800}.content{padding:22px}.stat-card,.panel{background:var(--surface);border:1px solid rgba(226,232,240,.75);border-radius:18px;box-shadow:var(--shadow)}.stat-card{padding:20px;position:relative;overflow:hidden}.stat-card:after{content:"";position:absolute;width:90px;height:90px;border-radius:50%;background:#eff6ff;right:-28px;top:-28px}.stat-card h3{margin:8px 0 4px;font-size:24px;position:relative;z-index:1}.stat-card span,.stat-card small{color:var(--muted);position:relative;z-index:1}.panel .card-header{background:#fff;border-bottom:1px solid var(--line);padding:16px 20px;display:flex;align-items:center;justify-content:space-between;border-radius:18px 18px 0 0}.table{margin:0}.table th{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#64748b;white-space:nowrap;background:#f8fafc;padding:13px 15px}.table td{vertical-align:middle;padding:13px 15px;border-color:#eef2f7}.table-hover tbody tr:hover>*{background:#f8fbff}.page-actions{display:flex;justify-content:space-between;gap:12px;margin-bottom:16px}.form-control,.form-select{border-radius:10px;border-color:#dfe5ee;min-height:40px}.form-control:focus,.form-select:focus{box-shadow:0 0 0 3px rgba(37,99,235,.1);border-color:#93b4ff}.btn{border-radius:10px;font-weight:600}.btn-primary{background:var(--primary);border-color:var(--primary)}.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark)}.login-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top left,#dbeafe,#f8fbff 55%)}.login-card{width:min(430px,92vw);padding:34px;background:#fff;border-radius:24px;box-shadow:0 24px 80px rgba(37,99,235,.14)}pre{background:#111827;color:#e5e7eb;padding:15px;border-radius:12px;white-space:pre-wrap}

/* POS */
body:has(.pos-shell){overflow:hidden}.content:has(.pos-shell){padding:0}.main:has(.pos-shell) .topbar{height:66px}.pos-shell{height:calc(100vh - 66px);display:grid;grid-template-columns:minmax(0,1fr) 410px;background:#eef2f7}.pos-catalog{min-width:0;display:flex;flex-direction:column;padding:16px 14px 12px 18px;overflow:hidden}.pos-toolbar{display:flex;gap:10px;align-items:center}.pos-search-wrap{height:48px;display:flex;align-items:center;gap:11px;background:#fff;border:1px solid #dfe5ee;border-radius:14px;padding:0 14px;flex:1;box-shadow:0 4px 16px rgba(15,23,42,.04)}.pos-search-wrap>i{color:#94a3b8}.pos-search-wrap input{border:0;outline:0;width:100%;font-size:14px}.scan-hint{display:flex;align-items:center;gap:6px;color:#64748b;background:#f1f5f9;border-radius:8px;padding:5px 8px;font-size:11px}.icon-action{width:48px;height:48px;border:1px solid #dfe5ee;border-radius:14px;background:#fff;color:#64748b}.category-strip{display:flex;gap:8px;overflow-x:auto;padding:13px 1px 12px;scrollbar-width:none}.category-strip::-webkit-scrollbar{display:none}.category-pill{border:1px solid #dfe5ee;background:#fff;color:#475569;border-radius:999px;padding:8px 13px;font-size:12px;font-weight:700;white-space:nowrap;transition:.15s}.category-pill:hover,.category-pill.active{background:#e8efff;border-color:#b8ccff;color:var(--primary)}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(175px,1fr));gap:11px;overflow:auto;padding:1px 4px 18px 1px;align-content:start}.product-grid::-webkit-scrollbar,.cart-items::-webkit-scrollbar{width:6px}.product-grid::-webkit-scrollbar-thumb,.cart-items::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:10px}.product-card{border:1px solid #e2e8f0;background:#fff;border-radius:15px;text-align:left;padding:10px;display:flex;flex-direction:column;gap:9px;min-height:190px;transition:.16s;box-shadow:0 4px 14px rgba(15,23,42,.035)}.product-card:hover{border-color:#93b4ff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(37,99,235,.1)}.product-card:active{transform:scale(.98)}.product-visual{height:88px;border-radius:11px;background:linear-gradient(135deg,#eff6ff,#e0f2fe);display:grid;place-items:center;overflow:hidden}.product-visual>span{width:48px;height:48px;border-radius:15px;background:#fff;color:var(--primary);display:grid;place-items:center;font-size:20px;font-weight:900;box-shadow:0 8px 20px rgba(37,99,235,.12)}.product-info{display:flex;flex-direction:column;min-width:0;gap:4px}.product-info small{font-size:10px;color:#94a3b8;text-transform:uppercase}.product-info>b{font-size:13px;line-height:1.3;height:34px;overflow:hidden;color:#1e293b}.product-meta{display:flex;align-items:center;justify-content:space-between;gap:5px}.product-meta em{font-style:normal;color:var(--primary);font-weight:800;font-size:13px}.stock-badge{font-size:9px;color:#15803d;background:#dcfce7;padding:4px 6px;border-radius:7px;white-space:nowrap}.stock-badge.empty{color:#b91c1c;background:#fee2e2}.product-card.out-of-stock{opacity:.58;cursor:not-allowed}.product-empty{grid-column:1/-1;display:none;min-height:260px;align-items:center;justify-content:center;flex-direction:column;color:#94a3b8;gap:8px}.product-empty i{font-size:35px}.product-empty b{color:#475569}.pos-order{background:#fff;border-left:1px solid #dfe5ee;height:100%;overflow:hidden}.pos-order form{height:100%;display:flex;flex-direction:column}.order-head{height:64px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.order-head>div{display:flex;flex-direction:column}.order-head span{font-size:11px;color:#94a3b8}.order-head b{font-size:15px}.text-action{border:0;background:transparent;font-size:11px;font-weight:700}.text-action.danger{color:#ef4444}.customer-field{margin:12px 16px 0;height:43px;border:1px solid #dfe5ee;border-radius:11px;display:flex;align-items:center;padding-left:12px;color:#94a3b8}.customer-field input{border:0;outline:0;flex:1;padding:0 10px;font-size:13px}.customer-field button{height:100%;width:42px;border:0;border-left:1px solid #e5e7eb;background:#f8fafc;color:var(--primary);border-radius:0 11px 11px 0}.cart-items{flex:1;overflow:auto;padding:10px 16px;min-height:100px}.empty-cart{height:100%;min-height:230px;display:flex;align-items:center;justify-content:center;flex-direction:column;color:#94a3b8;gap:7px;text-align:center}.empty-cart>span{width:70px;height:70px;border-radius:24px;background:#f1f5f9;display:grid;place-items:center;font-size:27px;color:#94a3b8;margin-bottom:4px}.empty-cart b{color:#475569}.cart-row{display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid #eef2f7}.cart-thumb{width:48px;height:48px;border-radius:11px;background:#eff6ff;color:var(--primary);display:grid;place-items:center;font-weight:900}.cart-detail{min-width:0}.cart-detail b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:12px}.cart-detail small{display:block;color:var(--primary);font-weight:700;margin-top:3px}.qty-control{display:flex;align-items:center;gap:7px}.qty-control button{width:27px;height:27px;border-radius:8px;border:1px solid #dfe5ee;background:#fff;color:#475569}.qty-control b{min-width:18px;text-align:center}.remove-line{border:0!important;color:#ef4444!important;background:#fff5f5!important}.order-summary{border-top:1px solid var(--line);padding:11px 17px;display:grid;gap:7px}.order-summary>div{display:flex;align-items:center;justify-content:space-between;color:#64748b;font-size:12px}.order-summary b{color:#334155}.order-summary label{width:115px;display:flex;border:1px solid #e2e8f0;border-radius:8px;overflow:hidden;background:#f8fafc}.order-summary label span{padding:5px 7px;background:#eef2f7;font-size:10px}.order-summary label input{min-width:0;width:100%;border:0;outline:0;text-align:right;padding:4px 7px;background:#fff;font-size:12px}.order-summary .grand-row{border-top:1px dashed #d7deea;margin-top:4px;padding-top:10px;color:#1e293b;font-weight:800}.grand-row strong{font-size:21px;color:var(--primary)}.payment-area{padding:0 16px 15px}.payment-area>label{font-size:11px;color:#64748b;font-weight:700}.payment-methods{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:7px 0 9px}.payment-methods input{display:none}.payment-methods span{height:48px;border:1px solid #dfe5ee;border-radius:9px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;font-size:9px;color:#64748b;font-weight:700}.payment-methods span i{font-size:14px}.payment-methods input:checked+span{border-color:#8db0ff;background:#eff5ff;color:var(--primary);box-shadow:inset 0 0 0 1px #8db0ff}.reference-input{width:100%;border:1px solid #dfe5ee;border-radius:9px;height:36px;padding:0 11px;font-size:11px;outline:0;margin-bottom:9px}.pay-button{width:100%;height:51px;border:0;border-radius:12px;background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 16px;box-shadow:0 10px 25px rgba(37,99,235,.25);font-weight:700}.pay-button:disabled{opacity:.5;box-shadow:none}.pay-button b{font-size:16px}.mobile-cart-button,.mobile-order-close{display:none}

@media(max-width:1100px){.product-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}.pos-shell{grid-template-columns:minmax(0,1fr) 375px}.sidebar{width:245px}.main{margin-left:245px}}
@media(max-width:991px){body{overflow:auto}.sidebar{transform:translateX(-100%);transition:.22s;width:270px}.sidebar.open{transform:translateX(0)}.main{margin-left:0}.content{padding:14px}.page-actions{flex-direction:column}.topbar{padding:0 14px}.userbox>span,.userbox .btn{display:none}.pos-shell{grid-template-columns:1fr;height:calc(100dvh - 66px)}.pos-catalog{padding:11px 10px 84px}.pos-order{position:fixed;z-index:60;left:0;right:0;bottom:0;height:min(86dvh,760px);border-radius:22px 22px 0 0;border:0;transform:translateY(105%);transition:.25s;box-shadow:0 -20px 60px rgba(15,23,42,.2)}.pos-order.open{transform:translateY(0)}.mobile-cart-button{display:flex;position:fixed;z-index:45;left:12px;right:12px;bottom:12px;height:60px;border:0;border-radius:15px;background:#172033;color:#fff;align-items:center;justify-content:space-between;padding:0 17px;box-shadow:0 14px 34px rgba(15,23,42,.28)}.mobile-cart-button>span{position:relative;font-size:19px}.mobile-cart-button>span b{position:absolute;right:-10px;top:-10px;background:#ef4444;width:18px;height:18px;border-radius:50%;font-size:10px;display:grid;place-items:center}.mobile-cart-button strong{font-size:13px}.mobile-cart-button em{font-style:normal;font-weight:800}.mobile-order-close{display:grid;place-items:center;position:fixed;z-index:70;right:15px;bottom:min(86dvh,760px);transform:translateY(100px);width:42px;height:30px;border:0;border-radius:12px 12px 0 0;background:#fff;color:#64748b;transition:.25s}.mobile-order-close.open{transform:translateY(0)}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.product-card{min-height:154px;padding:7px}.product-visual{height:64px}.product-visual>span{width:38px;height:38px;border-radius:12px;font-size:16px}.product-info>b{font-size:11px;height:29px}.product-info small{font-size:8px}.product-meta{align-items:flex-start;flex-direction:column;gap:3px}.product-meta em{font-size:11px}.stock-badge{font-size:8px}.scan-hint{display:none}}
@media(max-width:520px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.pos-search-wrap{height:44px}.icon-action{width:44px;height:44px}.category-strip{padding-top:10px}.category-pill{padding:7px 11px}.topbar-title small{display:none}}
@media print{.sidebar,.topbar,.page-actions,.btn,.mobile-cart-button{display:none!important}.main{margin:0}.content{padding:0}.panel{box-shadow:none}.table{font-size:10px}}