:root{--bg:#07111f;--panel:#0d1b2e;--panel2:#111f35;--text:#edf6ff;--muted:#8fa5bd;--blue:#37a6ff;--cyan:#2de2e6;--green:#36d399;--red:#ff5c7a;--yellow:#ffd166;--border:#ffffff1a;--shadow:0 24px 80px #00000059}*{box-sizing:border-box}body{color:var(--text);background:radial-gradient(circle at 0 0,#123a68 0,#07111f 35%,#030711 100%);margin:0;font-family:Inter,Segoe UI,Arial,sans-serif}button,input{font:inherit}button{cursor:pointer}.loginPage{background:linear-gradient(135deg,#37a6ff2e,#2de2e614),var(--bg);place-items:center;min-height:100vh;padding:22px;display:grid}.loginCard{border:1px solid var(--border);width:min(430px,100%);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#0d1b2edb;border-radius:32px;padding:34px}.loginLogo,.brandIcon{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#00111f;border-radius:22px;place-items:center;width:64px;height:64px;display:grid;box-shadow:0 16px 40px 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var(--border);padding:15px}th{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-size:13px}.summary{gap:22px;display:grid}.statGrid{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.stat{border:1px solid var(--border);background:linear-gradient(135deg,#37a6ff29,#2de2e60d);border-radius:26px;padding:22px}.stat p{color:var(--muted);margin:0}.stat h3{color:var(--text);margin:12px 0;font-size:26px}.stat span{color:var(--cyan);font-size:13px;font-weight:800}@media (width<=980px){.appShell{display:block}.sidebar{border-right:0;border-bottom:1px solid var(--border);width:100%;height:auto;position:static}nav{grid-template-columns:repeat(3,1fr)}.logout{margin-top:14px}.posGrid,.inventoryLayout{grid-template-columns:1fr}.cartPanel{min-height:auto}.statGrid{grid-template-columns:repeat(2,1fr)}}@media (width<=620px){.main,.sidebar{padding:16px}.brand h1{font-size:18px}.topbar{flex-direction:column;align-items:flex-start;gap:12px}.topbar h2{font-size:27px}.panel{border-radius:22px;padding:16px}.panelHead{flex-direction:column;align-items:stretch}.searchBox{min-width:0}.productGrid{grid-template-columns:repeat(2,1fr);gap:10px}.productCard{min-height:135px;padding:13px}.productCard h4{font-size:15px}.productCard p{font-size:17px}nav button{justify-content:center;font-size:0}.statGrid{grid-template-columns:1fr}.cartItem{flex-direction:column}.datePill{font-size:13px}th,td{padding:11px;font-size:13px}.tablePanel{overflow-x:auto}}.cashBox{background:#0f172a0a;border:1px solid #0f172a14;border-radius:18px;margin-top:14px;padding:14px}.cashBox label{color:#334155;margin-bottom:8px;font-size:13px;font-weight:800;display:block}.cashBox input{background:#fff;border:1px solid #0f172a24;border-radius:14px;outline:none;width:100%;padding:14px;font-size:18px;font-weight:800}.cashBox input:focus{border-color:#2563eb;box-shadow:0 0 0 4px 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