:root{--bg:#f7f6f4;--surface:#fff;--border:#e5e2dd;--text:#1f1d1a;--text-muted:#6b6660;--primary:#2c2a27;--primary-hover:#3d3a35;--accent:#a8763e;--danger:#b3452c;--success:#3f7d4f;--warning:#b8862f;--radius:8px;--shadow:0 1px 3px #0000000f, 0 1px 2px #0000000a}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}#root{min-height:100vh}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}input,select,textarea{font-family:inherit;font-size:14px}.app-shell{min-height:100vh;display:flex}.sidebar{background:var(--primary);color:#fff;flex-direction:column;flex-shrink:0;width:220px;padding:20px 0;display:flex}.sidebar-brand{border-bottom:1px solid #ffffff1a;margin-bottom:12px;padding:0 20px 20px;font-size:18px;font-weight:600}.sidebar-nav{flex-direction:column;flex:1;gap:2px;padding:0 10px;display:flex}.sidebar-nav a{border-radius:var(--radius);color:#ffffffbf;padding:10px 12px;font-size:14px;transition:background .15s,color .15s}.sidebar-nav a:hover{color:#fff;background:#ffffff14}.sidebar-nav a.active{background:var(--accent);color:#fff}.sidebar-footer{border-top:1px solid #ffffff1a;margin-top:12px;padding:12px 20px 0}.sidebar-user{color:#fff9;margin-bottom:8px;font-size:13px}.sidebar-role-badge{text-transform:uppercase;letter-spacing:.03em;background:#ffffff26;border-radius:4px;margin-left:6px;padding:2px 6px;font-size:11px;display:inline-block}.logout-btn{color:#fff;border-radius:var(--radius);background:0 0;border:1px solid #fff3;width:100%;padding:8px 12px;font-size:13px}.logout-btn:hover{background:#ffffff14}.main-content{flex:1;max-width:1200px;padding:28px 36px}.page-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.page-header h1{margin:0;font-size:22px}.page-subtitle{color:var(--text-muted);margin-top:4px;font-size:14px}.login-screen{background:var(--primary);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--surface);border-radius:12px;width:100%;max-width:380px;padding:40px 36px;box-shadow:0 20px 60px #0000004d}.login-card h1{margin:0 0 4px;font-size:20px}.login-card p{color:var(--text-muted);margin:0 0 24px;font-size:14px}.field{margin-bottom:16px}.field label{color:var(--text);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.field input,.field select,.field textarea{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);width:100%;color:var(--text);padding:10px 12px}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);outline:none}.field-row{grid-template-columns:1fr 1fr;gap:14px;display:grid}.btn{border-radius:var(--radius);border:none;justify-content:center;align-items:center;gap:6px;padding:10px 18px;font-size:14px;font-weight:600;transition:opacity .15s;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;width:100%}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-accent{background:var(--accent);color:#fff}.btn-accent:hover:not(:disabled){opacity:.9}.btn-secondary{background:var(--surface);border:1px solid var(--border);color:var(--text)}.btn-secondary:hover:not(:disabled){background:var(--bg)}.btn-danger{border:1px solid var(--danger);color:var(--danger);background:0 0}.btn-danger:hover:not(:disabled){background:var(--danger);color:#fff}.btn-sm{padding:6px 10px;font-size:13px}.error-banner{color:var(--danger);border-radius:var(--radius);background:#fbeae6;border:1px solid #f0c9bd;margin-bottom:16px;padding:10px 14px;font-size:13px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.toolbar{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px;display:flex}.toolbar input[type=text],.toolbar select{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:9px 12px;font-size:13px}.table{border-collapse:collapse;width:100%}.table th{text-align:left;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);border-bottom:1px solid var(--border);padding:12px 16px;font-size:12px}.table td{border-bottom:1px solid var(--border);vertical-align:middle;padding:12px 16px;font-size:14px}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:#fafaf9}.product-thumb{object-fit:cover;background:var(--bg);border:1px solid var(--border);border-radius:6px;width:42px;height:42px}.badge{border-radius:999px;padding:3px 9px;font-size:12px;font-weight:600;display:inline-block}.badge-instock{color:var(--success);background:#e5f2e8}.badge-low{color:var(--warning);background:#fbf1e0}.badge-out{color:var(--danger);background:#fbeae6}.badge-order{color:#3d5a99;background:#eaeef7}.table-actions{gap:6px;display:flex}.empty-state{text-align:center;color:var(--text-muted);padding:60px 20px}.stat-grid{grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}.stat-card .stat-value{font-size:26px;font-weight:700}.stat-card .stat-label{color:var(--text-muted);margin-top:4px;font-size:13px}.loading-state{text-align:center;color:var(--text-muted);padding:60px}.image-grid{flex-wrap:wrap;gap:10px;margin-top:10px;display:flex}.image-grid img{object-fit:cover;border:1px solid var(--border);border-radius:6px;width:80px;height:80px}.modal-overlay{z-index:50;background:#0006;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{background:var(--surface);border-radius:12px;width:100%;max-width:480px;max-height:90vh;padding:28px;overflow-y:auto}.modal h2{margin:0 0 20px;font-size:18px}