:root{--bg:#f5f7fb;--panel:#fff;--text:#172033;--muted:#6b7280;--line:#e5e7eb;--primary:#2563eb;--primary2:#1d4ed8;--danger:#dc2626;--success:#15803d;--shadow:0 10px 30px rgba(15,23,42,.07)}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.topbar{height:64px;background:#111827;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:20}.brand{font-weight:800;font-size:20px}.nav{display:flex;gap:7px;align-items:center;flex-wrap:wrap}.nav a{padding:9px 12px;border-radius:9px;color:#d1d5db;font-size:14px}.nav a:hover,.nav a.active{background:#1f2937;color:#fff}.wrap{max-width:1450px;margin:0 auto;padding:24px}.page-title{display:flex;justify-content:space-between;align-items:end;gap:12px;margin-bottom:18px}.page-title h1{margin:0;font-size:26px}.page-title p{margin:4px 0 0;color:var(--muted)}.grid{display:grid;gap:16px}.cards{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:18px}.stat .label{color:var(--muted);font-size:13px}.stat .value{font-size:27px;font-weight:800;margin-top:7px}.btn{border:0;border-radius:10px;padding:10px 14px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary2)}.btn-light{background:#eef2f7;color:#111827}.btn-danger{background:#fee2e2;color:#991b1b}.input,.select{width:100%;border:1px solid #d1d5db;border-radius:10px;padding:11px 12px;background:#fff;outline:none;font:inherit}.input:focus,.select:focus{border-color:#93c5fd;box-shadow:0 0 0 3px #dbeafe}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:13px}.table{width:100%;border-collapse:collapse;background:#fff;min-width:720px}.table th,.table td{padding:12px 13px;border-bottom:1px solid #edf0f3;text-align:left;font-size:14px}.table th{background:#f8fafc;color:#475569;font-size:12px;text-transform:uppercase;letter-spacing:.04em;position:sticky;top:0}.table tr:last-child td{border-bottom:0}.money{font-variant-numeric:tabular-nums;font-weight:700}.muted{color:var(--muted)}.alert{padding:12px 14px;border-radius:10px;margin-bottom:15px}.alert-success{background:#dcfce7;color:#166534}.alert-danger{background:#fee2e2;color:#991b1b}.pos-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(360px,.65fr);gap:16px;align-items:start}.search-row{display:grid;grid-template-columns:1fr auto;gap:10px}.product-results{max-height:65vh;overflow:auto;margin-top:12px}.product-row{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:12px;border-bottom:1px solid #eef2f7}.product-row:last-child{border-bottom:0}.product-name{font-weight:700}.product-meta{font-size:12px;color:var(--muted);margin-top:3px}.price{font-weight:800}.cart-list{max-height:48vh;overflow:auto}.cart-item{padding:12px 0;border-bottom:1px solid #eef2f7}.cart-item-top{display:flex;justify-content:space-between;gap:10px}.qty-row{display:grid;grid-template-columns:44px 65px 44px 1fr;gap:6px;align-items:center;margin-top:8px}.qty-row button{height:34px;border:1px solid #d1d5db;background:#fff;border-radius:8px;cursor:pointer}.qty-row input{height:34px;text-align:center}.cart-total{display:flex;justify-content:space-between;align-items:center;font-size:21px;font-weight:900;padding:16px 0}.checkout{width:100%;font-size:16px;padding:13px}.filters{display:grid;grid-template-columns:1fr 1fr 1.5fr auto;gap:10px;margin-bottom:14px}.login-shell{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:min(430px,100%);background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:28px}.login-card h1{margin:0 0 5px}.form-group{margin:14px 0}.form-group label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}.small{font-size:12px}.right{text-align:right}@media(max-width:950px){.cards{grid-template-columns:repeat(2,1fr)}.pos-grid{grid-template-columns:1fr}.filters{grid-template-columns:1fr 1fr}.topbar{height:auto;min-height:64px;padding:12px 16px;align-items:flex-start;gap:10px}.nav{justify-content:flex-end}.wrap{padding:16px}}@media(max-width:560px){.cards{grid-template-columns:1fr}.filters{grid-template-columns:1fr}.page-title{align-items:flex-start;flex-direction:column}.nav a{font-size:12px;padding:7px 8px}.brand{font-size:17px}.qty-row{grid-template-columns:40px 58px 40px 1fr}}
.cart-product-link{border:0;background:transparent;padding:0;color:var(--text);font:inherit;font-weight:800;text-align:left;cursor:pointer}.cart-product-link:hover{color:var(--primary);text-decoration:underline}.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.48);display:none;align-items:center;justify-content:center;padding:20px;z-index:100}.modal-backdrop.show{display:flex}.modal-card{width:min(430px,100%);background:#fff;border-radius:16px;box-shadow:0 25px 70px rgba(15,23,42,.28);padding:20px;border:1px solid var(--line)}.modal-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.modal-head h3{margin:0 0 4px}.modal-close{border:0;background:#eef2f7;border-radius:9px;width:36px;height:36px;font-size:22px;line-height:1;cursor:pointer}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}

.report-product-link{color:var(--primary);font-weight:800}.report-product-link:hover{text-decoration:underline;color:var(--primary2)}.table tfoot td{background:#f8fafc;border-top:2px solid var(--line)}