:root{--ink:#172326;--muted:#657477;--line:#dce4e5;--bg:#f5f7f7;--panel:#fff;--primary:#17494d;--accent:#d68910;--good:#16784a;--bad:#b42318;--warn:#a15c07}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:15px}a{color:var(--primary);text-decoration:none}.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:22px;padding:12px 22px;background:#fff;border-bottom:1px solid var(--line)}.brand{font-weight:800;font-size:20px;color:var(--ink)}.topbar nav{display:flex;gap:14px;flex:1}.topbar nav a{font-weight:700}.status{padding:6px 10px;border:1px solid var(--line);border-radius:6px;font-size:13px}.status.offline{background:#fff4ed;color:#9a3412;border-color:#fed7aa}.shell{width:min(1180px,calc(100% - 28px));margin:22px auto 50px}.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:18px}.page-head h1{margin:0 0 6px;font-size:30px;letter-spacing:0}.page-head p{margin:0;color:var(--muted)}.button,button{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 14px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--ink);font-weight:700;cursor:pointer}.button.primary,button.primary{background:var(--primary);border-color:var(--primary);color:#fff}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px;margin-bottom:18px}.panel h2{margin:0 0 14px;font-size:19px}.narrow{max-width:560px}.kpi-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:18px}.kpi{background:#fff;border:1px solid var(--line);border-left:4px solid var(--primary);border-radius:8px;padding:14px}.kpi span{display:block;color:var(--muted);font-size:13px}.kpi strong{display:block;margin-top:7px;font-size:24px}.kpi.good{border-left-color:var(--good)}.kpi.bad{border-left-color:var(--bad)}.kpi.warn{border-left-color:var(--warn)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:760px}th,td{text-align:left;padding:10px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:12px;text-transform:uppercase;color:var(--muted);background:#f8faf9}.tag{display:inline-block;padding:4px 8px;border-radius:6px;background:#edf2f2;font-size:12px;font-weight:700}.actions{white-space:nowrap}.actions a{margin-right:10px}.notice{padding:12px 14px;border-radius:8px;margin-bottom:18px;border:1px solid var(--line);background:#fff}.notice.good{border-color:#bbf7d0;background:#f0fdf4}.notice.bad{border-color:#fecaca;background:#fef2f2}.import-form,.toolbar,.count-toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}input,select{min-height:40px;padding:9px 11px;border:1px solid var(--line);border-radius:6px;background:#fff;font:inherit}.form-stack{display:grid;gap:14px}.form-stack label{display:grid;gap:6px;font-weight:700}.progress{height:16px;background:#e7eeee;border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;background:var(--primary)}.split{display:flex;justify-content:space-between;gap:12px;margin-top:12px;color:var(--muted)}.bucket-list{display:grid;gap:10px}.bucket{display:flex;justify-content:space-between;gap:12px;padding:10px;border:1px solid var(--line);border-radius:8px}.bucket span{display:block;color:var(--muted);font-size:13px;margin-top:3px}.muted,.empty{color:var(--muted)}.empty{background:#fff;border:1px dashed var(--line);border-radius:8px;padding:24px}.count-app{display:grid;gap:12px}.count-toolbar input[type=search]{flex:1;min-width:240px}.sync-state{display:flex;gap:14px;flex-wrap:wrap;color:var(--muted)}.product-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.product-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:14px;display:grid;gap:10px}.product-card h3{margin:0;font-size:17px}.product-meta{color:var(--muted);font-size:13px}.count-row{display:grid;grid-template-columns:1fr auto;gap:8px}.count-row input{width:100%}
@media(max-width:900px){.kpi-grid{grid-template-columns:repeat(2,1fr)}.grid-2,.product-list{grid-template-columns:1fr}.page-head{align-items:stretch;flex-direction:column}.topbar{align-items:flex-start;flex-direction:column;gap:10px}.topbar nav{width:100%;overflow:auto}.split{flex-direction:column}.count-toolbar{align-items:stretch}.count-toolbar input,.count-toolbar button{width:100%}}
.head-actions{display:flex;gap:10px;flex-wrap:wrap}
.button.danger,button.danger{background:#fff;border-color:#fecaca;color:#b42318}
.user-chip{font-size:13px;color:var(--muted);white-space:nowrap}.login-page{min-height:100vh;display:grid;place-items:center;background:var(--bg)}.login-box{width:min(420px,calc(100% - 28px));background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px}.login-box h1{margin:0 0 6px}.login-box p{margin:0 0 18px;color:var(--muted)}.form-grid{display:grid;grid-template-columns:repeat(4,1fr) auto;gap:12px;align-items:end}.form-grid label{display:grid;gap:6px;font-weight:700}@media(max-width:900px){.form-grid{grid-template-columns:1fr}.user-chip{white-space:normal}}
.scanner-panel{background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px;display:grid;gap:10px}.scanner-panel[hidden]{display:none}.scanner-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.scanner-panel video,.scanner-panel #html5Scanner{width:100%;max-height:420px;background:#111;border-radius:8px;overflow:hidden;object-fit:cover}.scanner-panel p{margin:0;color:var(--muted)}
.toggle-inline{display:inline-flex;align-items:center;gap:6px;min-height:40px;font-weight:700;color:var(--muted)}.toggle-inline input{min-height:auto}