:root{
  --bg:#eef3f9;--card:#ffffff;--ink:#0f172a;--muted:#52637a;--line:#dbe3ee;
  --brand:#2563eb;--brand2:#06b6d4;--purple:#8b5cf6;--green:#10b981;--orange:#f59e0b;--red:#ef4444;
  --sidebar:#071629;--soft:#f8fafc;--shadow:0 16px 35px rgba(15,23,42,.08);
}
body.dark{--bg:#0b1220;--card:#111827;--ink:#e5e7eb;--muted:#94a3b8;--line:#263244;--soft:#0f172a;--sidebar:#020617;--shadow:0 16px 35px rgba(0,0,0,.25)}
*{box-sizing:border-box}html,body{min-height:100%;}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:15px}a{text-decoration:none;color:inherit}.app{display:flex;min-height:100vh}.sidebar{width:286px;background:linear-gradient(180deg,var(--sidebar),#0e7490);color:#fff;position:fixed;inset:0 auto 0 0;padding:18px 16px;overflow:auto;z-index:40}.brand{display:flex;gap:12px;align-items:center;margin-bottom:18px}.brand-icon{width:46px;height:46px;border-radius:17px;background:rgba(255,255,255,.16);display:grid;place-items:center;font-size:24px}.brand h1{font-size:18px;margin:0}.brand p{margin:2px 0 0;color:#bfdbfe;font-size:12px}.nav-group{margin:17px 9px 8px;color:#bae6fd;font-size:11px;text-transform:uppercase;font-weight:900;letter-spacing:.08em}.nav{display:grid;gap:6px}.nav a{padding:11px 13px;border-radius:15px;color:#eef9ff;display:flex;gap:10px;align-items:center;font-weight:750;font-size:14px}.nav a:hover,.nav a.active{background:rgba(255,255,255,.16);box-shadow:inset 3px 0 0 #fff}.main{margin-left:286px;width:calc(100% - 286px);min-height:100vh}.topbar{height:74px;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:20}body.dark .topbar{background:rgba(17,24,39,.9)}.search{max-width:560px;width:46%;background:var(--soft);border:1px solid var(--line);border-radius:16px;padding:13px 16px;color:var(--ink)}.userbox{display:flex;gap:10px;align-items:center}.content{padding:22px}.page-header{background:linear-gradient(135deg,#2563eb,#06b6d4);color:#fff;border-radius:24px;padding:26px 28px;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.page-header.alt{background:var(--card);color:var(--ink);border:1px solid var(--line)}.page-header h2{margin:0;font-size:29px;font-weight:900;letter-spacing:-.03em}.page-header p{margin:8px 0 0;color:rgba(255,255,255,.86)}.page-header.alt p{color:var(--muted)}.grid{display:grid;gap:20px}.grid-5{grid-template-columns:repeat(5,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:var(--shadow);margin-bottom:18px;min-width:0}.kpi{position:relative;overflow:hidden;min-height:160px;border-top:4px solid var(--brand);display:flex;flex-direction:column;justify-content:center}.kpi::before{content:"";position:absolute;width:150px;height:150px;border-radius:50%;left:38px;top:-55px;background:rgba(37,99,235,.07)}.kpi.purple{border-top-color:#8b5cf6}.kpi.orange{border-top-color:#f97316}.kpi.green{border-top-color:#10b981}.kpi.red{border-top-color:#ef4444}.kpi .icon{position:absolute;top:34px;left:36px;width:46px;height:46px;border-radius:16px;background:#e0f2fe;display:grid;place-items:center;color:var(--brand);font-size:22px}.kpi .pill{position:absolute;top:30px;right:30px}.kpi p{color:var(--muted);margin:8px 0 0;text-transform:uppercase;font-weight:800;letter-spacing:.06em;text-align:center}.kpi h3{font-size:34px;margin:30px 0 0;text-align:center;letter-spacing:-.03em}.badge{display:inline-flex;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:900;white-space:nowrap}.green{background:#dcfce7;color:#166534}.orange{background:#ffedd5;color:#9a3412}.red{background:#fee2e2;color:#991b1b}.blue{background:#dbeafe;color:#1d4ed8}.gray{background:#f1f5f9;color:#475569}.purple{background:#f3e8ff;color:#6b21a8}.btn{border:0;border-radius:14px;padding:11px 15px;font-weight:900;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;line-height:1.1}.btn-primary{background:linear-gradient(135deg,var(--brand),#1d4ed8);color:white}.btn-dark{background:#111827;color:white}.btn-danger{background:var(--red);color:white}.btn-outline{background:var(--card);border:1px solid var(--line);color:var(--ink)}.btn-warn{background:var(--orange);color:white}.btn-purple{background:var(--purple);color:white}.form-control,.form-select,input,select,textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:11px 13px;background:var(--card);color:var(--ink);font:inherit;min-height:42px}textarea{min-height:86px}.form-row{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-bottom:14px}.table-wrap{overflow:auto;border-radius:18px;border:1px solid var(--line);background:var(--card)}table{width:100%;border-collapse:collapse;font-size:14px}th{background:rgba(148,163,184,.13);text-align:left;color:var(--muted);text-transform:uppercase;font-size:12px;letter-spacing:.04em}td,th{padding:13px;border-bottom:1px solid var(--line);vertical-align:middle}tr:last-child td{border-bottom:0}.alert{padding:14px;border-radius:14px;margin-bottom:16px}.alert-success{background:#dcfce7;color:#166534}.alert-danger{background:#fee2e2;color:#991b1b}.alert-warning{background:#ffedd5;color:#9a3412}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:15px}.tabs a{padding:10px 13px;border:1px solid var(--line);border-radius:999px;background:var(--card);font-weight:800}.tabs a.active{background:var(--brand);color:#fff}.split{display:grid;grid-template-columns:1fr 1fr;gap:18px}.mobile-toggle{display:none}.footer-note{text-align:center;color:#94a3b8;font-size:12px;padding:22px}.muted{color:var(--muted)}
.quick-actions{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}.quick-card{display:flex;gap:14px;align-items:center;padding:20px;border:1px solid var(--line);background:var(--card);border-radius:16px;box-shadow:0 8px 18px rgba(15,23,42,.04);font-weight:900}.quick-card.primary{background:linear-gradient(135deg,#2563eb,#1d4ed8);color:#fff}.quick-icon{width:42px;height:42px;border-radius:14px;background:rgba(37,99,235,.12);display:grid;place-items:center;font-size:23px}.primary .quick-icon{background:rgba(255,255,255,.16)}.chart-placeholder{height:300px;border-radius:18px;background:linear-gradient(180deg,rgba(37,99,235,.07),rgba(37,99,235,.02));display:flex;align-items:end;padding:18px;gap:14px}.bar{flex:1;border-radius:12px 12px 0 0;background:linear-gradient(180deg,#3b82f6,#06b6d4);min-height:10px}.donut{width:260px;height:260px;border-radius:50%;background:conic-gradient(#10b981 0 45%,#3b82f6 45% 85%,#f59e0b 85% 100%);margin:20px auto;position:relative}.donut::after{content:"";position:absolute;inset:72px;border-radius:50%;background:var(--card)}
.pos-shell{height:calc(100vh - 116px);display:grid;grid-template-columns:minmax(470px,1.08fr) minmax(430px,.92fr);gap:20px}.pos-panel{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:var(--shadow);min-height:0;overflow:hidden;display:flex;flex-direction:column}.pos-toolbar{display:flex;gap:10px;justify-content:flex-end;margin-bottom:14px;flex-wrap:wrap}.pos-search-row{display:flex;gap:10px;margin-bottom:14px}.pos-search-row input{font-size:17px}.category-chips{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:12px}.chip{border:0;background:#e2e8f0;color:#0f172a;border-radius:999px;padding:10px 17px;font-weight:800;cursor:pointer}.chip.active{background:#2563eb;color:#fff}.product-list{overflow:auto;padding-right:4px;display:grid;gap:10px}.pos-product{display:grid;grid-template-columns:68px 1fr 44px;gap:13px;align-items:center;border:1px solid var(--line);border-radius:16px;padding:12px;background:var(--soft);cursor:pointer}.pos-product:hover{border-color:#2563eb}.product-thumb{width:64px;height:64px;border-radius:12px;background:#dbeafe;display:grid;place-items:center;font-size:28px}.pos-product h4{margin:0 0 6px;font-size:16px}.pos-product .price{font-size:18px;color:#2563eb;font-weight:900}.stock-chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}.mini-chip{font-size:11px;border-radius:8px;background:#fff;padding:4px 7px;color:#0f172a}.add-plus{width:42px;height:42px;border-radius:12px;border:0;background:#ede9fe;color:#6d28d9;font-size:30px;font-weight:900}.cart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.cart-list{overflow:auto;display:grid;gap:10px;min-height:200px;max-height:calc(100vh - 410px);padding-right:4px}.pos-cart-row{border-left:4px solid #2563eb;background:var(--soft);border-radius:14px;padding:12px}.pos-cart-row-top{display:flex;justify-content:space-between;gap:10px}.qty-box{display:inline-grid;grid-template-columns:34px 54px 34px;border:1px solid var(--line);border-radius:10px;overflow:hidden;vertical-align:middle}.qty-box button{border:0;background:var(--card);font-weight:900;color:#2563eb}.qty-box input{border:0;border-left:1px solid var(--line);border-right:1px solid var(--line);border-radius:0;text-align:center;min-height:34px;padding:0}.cart-summary{border-top:1px solid var(--line);margin-top:16px;padding-top:16px}.summary-line{display:flex;justify-content:space-between;margin:9px 0}.grand{background:var(--soft);border:1px solid #2563eb;border-radius:14px;padding:16px;font-size:22px;font-weight:950;display:flex;justify-content:space-between}.checkout-btn{width:100%;font-size:17px;margin-top:14px}.receipt-paper{max-width:420px;margin:auto;background:#fff;color:#111;padding:18px;border:1px solid #ddd;border-radius:10px}.receipt-paper table{font-size:12px}.receipt-paper th,.receipt-paper td{padding:6px;border-bottom:1px dashed #ccc}
@media(max-width:1320px){.grid-5{grid-template-columns:repeat(3,1fr)}.quick-actions{grid-template-columns:repeat(3,1fr)}}@media(max-width:1100px){.grid-4{grid-template-columns:repeat(2,1fr)}.pos-shell{grid-template-columns:1fr;height:auto}.search{display:none}.form-row,.split{grid-template-columns:1fr 1fr}.quick-actions{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:translateX(0)}.main{margin-left:0;width:100%}.mobile-toggle{display:inline-flex}.topbar{padding:0 12px}.content{padding:14px}.page-header{display:block;padding:22px}.page-header h2{font-size:24px}.grid-5,.grid-4,.grid-3,.grid-2,.form-row,.split,.quick-actions{grid-template-columns:1fr}.userbox strong,.userbox .badge{display:none}td,th{white-space:nowrap}.pos-shell{height:auto}.pos-toolbar{justify-content:flex-start}.pos-product{grid-template-columns:58px 1fr 42px}.product-thumb{width:56px;height:56px}.cart-list{max-height:none}}
@media print{.sidebar,.topbar,.page-header,.no-print,.pos-toolbar{display:none!important}.main{margin:0;width:100%}.content{padding:0}.card{box-shadow:none;border:0}.receipt-paper{border:0;border-radius:0;max-width:80mm}.receipt-paper *{font-size:11px!important}.receipt-paper h2{font-size:18px!important}}