:root{--orange:#FF7900;--orange-dark:#cc6000;--blue:#163657;--blue-light:#1f4a73;--blue-pale:#eef3f8;--bg:#f5f6f8;--card:#ffffff;--text:#1a2733;--text-muted:#6b7a87;--border:#e3e7eb;--green:#1f8a4c;--green-bg:#e7f5ec;--red:#c8402a;--red-bg:#fdeceb;--amber:#b8740a;--amber-bg:#fdf2e2;--radius:10px;--radius-lg:14px}*{box-sizing:border-box}body{margin:0;font-family:Montserrat,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{text-decoration:none;color:inherit}button{font-family:inherit;cursor:pointer}h1,h2,h3{margin:0}input,select,textarea{font-family:inherit}.shell{display:flex;min-height:100vh}.sidebar{width:230px;background:var(--blue);color:#fff;flex-shrink:0;display:flex;flex-direction:column;padding:20px 0;position:sticky;top:0;height:100vh}.sidebar .brand{display:flex;align-items:center;gap:10px;padding:0 20px 24px}.sidebar .logo{width:30px;height:30px;border-radius:8px;background:var(--orange);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--blue)}.sidebar .brand-text{font-weight:600;font-size:15px}.sidebar .brand-sub{font-size:10.5px;color:#9db6cc}.nav-item{display:flex;align-items:center;gap:11px;padding:11px 20px;color:#cfe0ef;font-size:13.5px;font-weight:500;border-left:3px solid transparent;cursor:pointer;background:none;border-top:none;border-right:none;border-bottom:none;width:100%;text-align:left}.nav-item i{font-size:18px;width:18px}.nav-item:hover{background:#ffffff0d;color:#fff}.nav-item.active{background:#ff79001f;border-left:3px solid var(--orange);color:#fff}.nav-section-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.6px;color:#6f8aa3;padding:18px 20px 6px}.sidebar-footer{margin-top:auto;padding:14px 20px;display:flex;align-items:center;gap:10px;border-top:1px solid rgba(255,255,255,.08)}.sidebar-footer .avatar{width:30px;height:30px;border-radius:50%;background:var(--blue-light);display:flex;align-items:center;justify-content:center;font-size:12px;color:#fff;flex-shrink:0}.sidebar-footer .name{font-size:12.5px;font-weight:600;color:#fff}.sidebar-footer .role{font-size:11px;color:#9db6cc}.sidebar-footer button{background:none;border:none;color:#9db6cc;font-size:16px;margin-left:auto}.sidebar-footer button:hover{color:#fff}.main{flex:1;min-width:0}.topbar{background:#fff;border-bottom:1px solid var(--border);padding:16px 28px;display:flex;align-items:center;justify-content:space-between}.topbar h1{font-size:18px;font-weight:600;color:var(--blue)}.topbar .sub{font-size:12.5px;color:var(--text-muted);margin-top:2px}.btn-primary{display:flex;align-items:center;gap:7px;background:var(--orange);color:#fff;border:none;padding:10px 18px;border-radius:var(--radius);font-weight:600;font-size:13.5px}.btn-primary:hover{background:var(--orange-dark)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-outline{display:flex;align-items:center;gap:7px;padding:9px 16px;border-radius:var(--radius);border:1px solid var(--border);background:#fff;font-size:13px;color:var(--text);font-weight:600}.btn-outline:hover{border-color:var(--blue-light);color:var(--blue)}.btn-danger{display:flex;align-items:center;gap:7px;padding:9px 16px;border-radius:var(--radius);border:1px solid var(--red-bg);background:#fff;font-size:13px;color:var(--red);font-weight:600}.btn-danger:hover{background:var(--red-bg)}.content{padding:26px 28px 60px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:26px}@media(max-width:900px){.metrics{grid-template-columns:repeat(2,1fr)}}.metric-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 20px;display:flex;flex-direction:column;gap:6px}.metric-card .label{font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:6px}.metric-card .value{font-size:26px;font-weight:700;color:var(--blue)}.metric-card.alert .value{color:var(--red)}.metric-card .delta{font-size:11.5px;color:var(--text-muted)}.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}.panel-head{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.panel-head h3{font-size:14.5px;font-weight:600}table{width:100%;border-collapse:collapse}th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.4px;color:var(--text-muted);padding:10px 20px;border-bottom:1px solid var(--border);font-weight:600}td{padding:13px 20px;border-bottom:1px solid var(--border);font-size:13.5px}tr:last-child td{border-bottom:none}tr.row-hover:hover{background:#fafbfc}.pill{padding:3px 10px;border-radius:6px;font-size:11.5px;font-weight:600;display:inline-flex;align-items:center;gap:4px}.pill.ok{background:var(--green-bg);color:var(--green)}.pill.low{background:var(--amber-bg);color:var(--amber)}.pill.out,.pill.offer{background:var(--red-bg);color:var(--red)}.pill.active-tag{background:var(--green-bg);color:var(--green)}.pill.inactive-tag{background:#eee;color:var(--text-muted)}.two-col{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;margin-bottom:20px}@media(max-width:1000px){.two-col{grid-template-columns:1fr}}.toolbar{display:flex;gap:10px;margin-bottom:18px;align-items:center;flex-wrap:wrap}.search-box{position:relative;flex:1;min-width:220px}.search-box i{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:16px}.search-box input{width:100%;padding:9px 12px 9px 36px;border-radius:var(--radius);border:1px solid var(--border);font-size:13px;outline:none}select{padding:9px 12px;border-radius:var(--radius);border:1px solid var(--border);font-size:13px;background:#fff}.thumb-table{width:38px;height:38px;border-radius:7px;background:var(--blue-pale);display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}.thumb-table img{width:100%;height:100%;object-fit:cover}.prod-cell{display:flex;align-items:center;gap:11px}.prod-cell .pname{font-weight:600;font-size:13.5px}.prod-cell .psku{font-size:11.5px;color:var(--text-muted)}.icon-action{background:none;border:none;color:var(--text-muted);font-size:16px;padding:4px}.icon-action:hover{color:var(--blue)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}@media(max-width:760px){.form-grid{grid-template-columns:1fr}}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field label{font-size:12.5px;font-weight:600;color:var(--text)}.field .hint{font-size:11px;color:var(--text-muted);font-weight:400}.field input,.field select,.field textarea{padding:10px 12px;border-radius:var(--radius);border:1px solid var(--border);font-size:13.5px;font-family:inherit;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--orange)}.field textarea{resize:vertical;min-height:70px}.full{grid-column:1 / -1}.specs-builder{border:1px solid var(--border);border-radius:var(--radius);padding:14px}.spec-row{display:grid;grid-template-columns:1fr 1fr 32px;gap:8px;margin-bottom:8px}.spec-row input{padding:8px 10px;border-radius:8px;border:1px solid var(--border);font-size:13px}.spec-row .rm{background:none;border:none;color:var(--text-muted);font-size:16px}.add-spec{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--blue-light);font-weight:600;background:none;border:none;padding:6px 0 0}.img-upload{border:1.5px dashed var(--border);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-muted);margin-bottom:14px;cursor:pointer;position:relative}.img-upload i{font-size:26px}.img-upload .sub{font-size:11.5px}.img-upload input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.img-thumbs{display:flex;gap:10px;flex-wrap:wrap}.img-thumb{width:64px;height:64px;border-radius:8px;background:var(--blue-pale);position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;cursor:pointer}.img-thumb img{width:100%;height:100%;object-fit:cover}.img-thumb.primary{outline:2px solid var(--orange);outline-offset:2px}.img-thumb .star{position:absolute;top:-6px;left:-6px;background:var(--orange);color:#fff;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;z-index:2}.img-thumb .rm-img{position:absolute;top:-6px;right:-6px;background:var(--red);color:#fff;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;z-index:2;border:none}.form-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:22px;padding-top:18px;border-top:1px solid var(--border)}.offer-card{border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.offer-card .info .title{font-weight:600;font-size:14px;display:flex;align-items:center;gap:8px}.offer-card .info .meta{font-size:12px;color:var(--text-muted);margin-top:4px}.offer-card .discount{font-size:20px;font-weight:700;color:var(--red)}.toggle{width:38px;height:21px;border-radius:999px;background:var(--border);position:relative;cursor:pointer;flex-shrink:0;border:none}.toggle.on{background:var(--green)}.toggle .knob{width:17px;height:17px;border-radius:50%;background:#fff;position:absolute;top:2px;left:2px;transition:left .15s}.toggle.on .knob{left:19px}.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--blue)}.login-card{background:#fff;border-radius:var(--radius-lg);padding:40px 36px;width:100%;max-width:380px}.login-card .logo-row{display:flex;align-items:center;gap:10px;margin-bottom:26px}.login-card .logo-row .logo{width:34px;height:34px;border-radius:8px;background:var(--orange);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--blue);font-size:16px}.login-card h2{font-size:17px;color:var(--blue)}.login-card p.sub{font-size:12.5px;color:var(--text-muted);margin:2px 0 24px}.login-error{background:var(--red-bg);color:var(--red);font-size:12.5px;padding:10px 12px;border-radius:8px;margin-bottom:14px}.empty-state{padding:40px 20px;text-align:center;color:var(--text-muted)}.empty-state i{font-size:32px;display:block;margin-bottom:10px;color:var(--border)}.loading-state{padding:40px 20px;text-align:center;color:var(--text-muted);font-size:13px}.menu-toggle{display:none;background:none;border:none;color:#fff;font-size:22px;padding:0;cursor:pointer;line-height:1}.mobile-header{display:none}@media(max-width:768px){.sidebar{position:fixed;top:0;left:0;height:100vh;z-index:200;transform:translate(-100%);transition:transform .25s ease}.sidebar.open{transform:translate(0)}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:199}.sidebar-overlay.open,.menu-toggle{display:block}.mobile-header{display:flex!important}.shell{flex-direction:column}.main{width:100%}.topbar{padding:12px 16px;gap:10px}.topbar h1{font-size:16px}.btn-primary{padding:8px 14px;font-size:13px}.content{padding:16px 12px 60px}.panel{overflow-x:auto}table{min-width:520px}th,td{padding:10px 14px;font-size:12.5px}.toolbar{flex-direction:column;align-items:stretch}.toolbar select,.toolbar input{width:100%}.metrics{grid-template-columns:repeat(2,1fr);gap:10px}.two-col,.form-grid{grid-template-columns:1fr}.panel>div>div[style]{flex-direction:column!important;align-items:stretch!important}}