*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:'Inter',sans-serif;background:#0a1628;color:#fff;display:flex;min-height:100vh;}
.sidebar{width:230px;min-height:100vh;background:#0f1f3d;border-right:1px solid rgba(255,255,255,0.07);display:flex;flex-direction:column;position:fixed;top:0;left:0;z-index:100;}
.sidebar-logo{padding:20px 18px;border-bottom:1px solid rgba(255,255,255,0.07);display:flex;align-items:center;gap:12px;}
.sidebar-logo .icon{width:38px;height:38px;background:linear-gradient(135deg,#059669,#10b981);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px;}
.sidebar-logo span{font-size:13px;font-weight:700;color:#fff;display:block;}
.sidebar-logo small{font-size:10px;color:#10b981;letter-spacing:1px;}
nav{flex:1;padding:14px 10px;overflow-y:auto;}
nav a{display:flex;align-items:center;gap:11px;padding:10px 13px;border-radius:9px;color:#94a3b8;text-decoration:none;font-size:13px;font-weight:500;margin-bottom:3px;transition:all 0.2s;}
nav a:hover,nav a.active{background:rgba(16,185,129,0.15);color:#10b981;}
nav a i{width:16px;text-align:center;font-size:13px;}
.sidebar-footer{padding:14px;border-top:1px solid rgba(255,255,255,0.07);}
.main{margin-left:230px;flex:1;display:flex;flex-direction:column;}
.topbar{padding:14px 26px;background:#0f1f3d;border-bottom:1px solid rgba(255,255,255,0.07);display:flex;align-items:center;justify-content:space-between;}
.topbar h2{font-size:17px;font-weight:700;}
.topbar-actions{display:flex;align-items:center;gap:10px;}
.topbar-actions input{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:8px;padding:8px 14px;color:#fff;font-size:13px;width:190px;outline:none;}
.icon-btn{width:34px;height:34px;background:rgba(255,255,255,0.05);border:none;border-radius:8px;color:#94a3b8;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.avatar{width:34px;height:34px;background:linear-gradient(135deg,#059669,#10b981);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;cursor:pointer;}
.page{display:none;padding:24px;}
.page.active{display:block;}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px;}
.kpi{background:#0f1f3d;border:1px solid rgba(255,255,255,0.07);border-radius:13px;padding:20px 18px;}
.kpi label{font-size:11px;color:#64748b;text-transform:uppercase;letter-spacing:1px;display:block;margin-bottom:6px;}
.kpi .val{font-size:24px;font-weight:800;}
.kpi .trend{font-size:11px;margin-top:4px;}
.kpi.green .val{color:#10b981;} .kpi.orange .val{color:#f97316;} .kpi.blue .val{color:#38bdf8;} .kpi.red .val{color:#f43f5e;}
.trend.up{color:#10b981;} .trend.down{color:#f43f5e;}
.charts-row{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-bottom:24px;}
.card{background:#0f1f3d;border:1px solid rgba(255,255,255,0.07);border-radius:13px;padding:20px;}
.card h4{font-size:13.5px;font-weight:600;margin-bottom:16px;color:#e2e8f0;}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.card-header h4{margin:0;}
.table-card{background:#0f1f3d;border:1px solid rgba(255,255,255,0.07);border-radius:13px;padding:20px;margin-bottom:20px;}
table{width:100%;border-collapse:collapse;}
th{font-size:11px;color:#64748b;text-transform:uppercase;letter-spacing:0.8px;padding:9px 13px;text-align:left;border-bottom:1px solid rgba(255,255,255,0.06);}
td{font-size:13px;padding:11px 13px;border-bottom:1px solid rgba(255,255,255,0.04);color:#cbd5e1;}
tr:last-child td{border:none;} tr:hover td{background:rgba(255,255,255,0.02);}
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600;}
.badge.instock{background:rgba(16,185,129,0.15);color:#10b981;}
.badge.low{background:rgba(249,115,22,0.15);color:#f97316;}
.badge.out{background:rgba(244,63,94,0.15);color:#f43f5e;}
.badge.received{background:rgba(16,185,129,0.15);color:#10b981;}
.badge.pending{background:rgba(249,115,22,0.15);color:#f97316;}
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:9px;font-size:13px;font-weight:600;border:none;cursor:pointer;transition:all 0.2s;text-decoration:none;}
.btn-primary{background:linear-gradient(135deg,#059669,#10b981);color:#fff;}
.btn-primary:hover{opacity:0.9;}
.btn-outline{background:transparent;border:1px solid rgba(255,255,255,0.12);color:#94a3b8;}
.btn-outline:hover{background:rgba(255,255,255,0.05);}
.btn-sm{padding:6px 13px;font-size:12px;}
.btn-danger{background:rgba(244,63,94,0.1);color:#f43f5e;border:1px solid rgba(244,63,94,0.2);}
.btn-orange{background:linear-gradient(135deg,#d97706,#f97316);color:#fff;}
.btn-blue{background:linear-gradient(135deg,#0369a1,#0ea5e9);color:#fff;}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.form-group{display:flex;flex-direction:column;gap:5px;}
.form-group label{font-size:12px;color:#64748b;font-weight:500;}
.form-group input,.form-group select,.form-group textarea{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:8px;padding:9px 13px;color:#fff;font-size:13px;outline:none;font-family:'Inter',sans-serif;}
.form-group input:focus,.form-group select:focus{border-color:#10b981;}
.form-group select option{background:#0f1f3d;}
.full{grid-column:1/-1;}
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.75);z-index:200;align-items:center;justify-content:center;}
.modal-overlay.open{display:flex;}
.modal{background:#0f1f3d;border:1px solid rgba(255,255,255,0.1);border-radius:16px;padding:28px;width:640px;max-width:95vw;max-height:90vh;overflow-y:auto;}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.modal-header h3{font-size:17px;font-weight:700;}
.modal-close{background:none;border:none;color:#64748b;font-size:20px;cursor:pointer;}
.modal-footer{display:flex;gap:10px;justify-content:flex-end;margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,0.07);}
/* POS Layout */
.pos-layout{display:grid;grid-template-columns:1fr 360px;gap:20px;height:calc(100vh - 130px);}
.pos-products{background:#0f1f3d;border-radius:13px;border:1px solid rgba(255,255,255,0.07);padding:20px;overflow-y:auto;}
.pos-cart{background:#0f1f3d;border-radius:13px;border:1px solid rgba(255,255,255,0.07);padding:20px;display:flex;flex-direction:column;}
.pos-search{width:100%;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:9px;padding:10px 16px;color:#fff;font-size:13.5px;outline:none;margin-bottom:16px;}
.pos-search:focus{border-color:#10b981;}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;}
.prod-tile{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:10px;padding:14px 12px;cursor:pointer;transition:all 0.2s;text-align:center;}
.prod-tile:hover{background:rgba(16,185,129,0.1);border-color:#10b981;}
.prod-tile .pname{font-size:13px;font-weight:600;margin-bottom:4px;}
.prod-tile .pprice{font-size:12px;color:#10b981;font-weight:700;}
.prod-tile .pstock{font-size:11px;color:#64748b;}
.cart-items{flex:1;overflow-y:auto;margin-bottom:14px;}
.cart-item{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(255,255,255,0.06);}
.cart-item-info{flex:1;}
.cart-item-info .name{font-size:13px;font-weight:600;}
.cart-item-info .price{font-size:12px;color:#64748b;}
.cart-qty{display:flex;align-items:center;gap:8px;}
.qty-btn{width:26px;height:26px;border-radius:6px;border:1px solid rgba(255,255,255,0.12);background:rgba(255,255,255,0.06);color:#fff;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;}
.qty-num{font-size:13px;font-weight:600;min-width:20px;text-align:center;}
.cart-totals{border-top:1px solid rgba(255,255,255,0.1);padding-top:14px;}
.total-row{display:flex;justify-content:space-between;font-size:13px;color:#94a3b8;margin-bottom:6px;}
.total-row.grand{font-size:17px;font-weight:800;color:#10b981;margin-top:8px;}
.pay-btns{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px;}
canvas{width:100%!important;}
.back-home{display:inline-flex;align-items:center;gap:6px;color:#10b981;text-decoration:none;font-size:13px;}
.back-home:hover{text-decoration:underline;}
.alert-badge{background:rgba(244,63,94,0.15);color:#f43f5e;border:1px solid rgba(244,63,94,0.2);border-radius:8px;padding:6px 14px;font-size:12px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}