:root{
  --bg:#0f172a; --panel:#1e293b; --panel2:#172033; --line:#2c3a52;
  --txt:#e2e8f0; --mut:#94a3b8; --accent:#3b82f6; --ok:#22c55e; --warn:#f59e0b;
  --err:#ef4444; --radius:10px;
}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:#0b1220;color:var(--txt)}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.layout{display:flex;min-height:100vh}
.side{width:230px;background:var(--bg);border-right:1px solid var(--line);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{font-size:18px;font-weight:700;padding:20px 18px;border-bottom:1px solid var(--line)}
.side nav{display:flex;flex-direction:column;padding:10px;gap:2px;flex:1}
.side nav a{color:var(--mut);padding:10px 12px;border-radius:8px;display:flex;justify-content:space-between;align-items:center}
.side nav a:hover{background:var(--panel);color:var(--txt);text-decoration:none}
.side nav a.on{background:var(--accent);color:#fff}
.badge{background:var(--err);color:#fff;border-radius:20px;font-size:11px;padding:1px 7px}
.side-foot{padding:14px 18px;border-top:1px solid var(--line);font-size:13px;color:var(--mut)}
.side-foot a{display:inline-block;margin-top:4px}
.main{flex:1;padding:28px 34px;max-width:1100px}
h1{font-size:24px;margin:0 0 4px}
h2{font-size:18px;margin:24px 0 12px}
.sub{color:var(--mut);margin:0 0 22px}
.flash{padding:11px 15px;border-radius:8px;margin-bottom:16px;font-weight:500}
.flash.ok{background:rgba(34,197,94,.15);border:1px solid var(--ok);color:#86efac}
.flash.err{background:rgba(239,68,68,.15);border:1px solid var(--err);color:#fca5a5}
.flash.warn{background:rgba(245,158,11,.15);border:1px solid var(--warn);color:#fcd34d}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:18px}
.grid{display:grid;gap:16px}
.grid.k4{grid-template-columns:repeat(4,1fr)}
.grid.k3{grid-template-columns:repeat(3,1fr)}
.grid.k2{grid-template-columns:repeat(2,1fr)}
@media(max-width:780px){.grid.k4,.grid.k3,.grid.k2{grid-template-columns:1fr 1fr}.side{width:64px}.brand,.side nav a span,.side-foot div{display:none}}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.stat .n{font-size:30px;font-weight:700}
.stat .l{color:var(--mut);font-size:13px;margin-top:2px}
table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);font-size:14px}
th{background:var(--panel2);color:var(--mut);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
tr:last-child td{border-bottom:none}
tr:hover td{background:rgba(255,255,255,.02)}
.btn{display:inline-block;background:var(--accent);color:#fff;border:none;padding:9px 16px;border-radius:8px;font:inherit;font-weight:600;cursor:pointer}
.btn:hover{filter:brightness(1.1);text-decoration:none}
.btn.sm{padding:6px 11px;font-size:13px}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--txt)}
.btn.danger{background:var(--err)}
.btn.green{background:var(--ok)}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}
.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px;flex-wrap:wrap}
label{display:block;font-size:13px;color:var(--mut);margin:14px 0 5px;font-weight:600}
input,select,textarea{width:100%;background:var(--panel2);border:1px solid var(--line);color:var(--txt);padding:10px 12px;border-radius:8px;font:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}
textarea{min-height:90px;resize:vertical}
.field-inline{display:flex;align-items:center;gap:8px}
.field-inline input[type=checkbox]{width:auto}
.field-inline label{margin:0}
.pill{display:inline-block;padding:3px 9px;border-radius:20px;font-size:12px;font-weight:600}
.pill.for_sale{background:rgba(59,130,246,.2);color:#93c5fd}
.pill.auction{background:rgba(245,158,11,.2);color:#fcd34d}
.pill.sold{background:rgba(34,197,94,.2);color:#86efac}
.pill.hidden{background:rgba(148,163,184,.2);color:#cbd5e1}
.pill.ready{background:rgba(34,197,94,.2);color:#86efac}
.pill.pending,.pill.running{background:rgba(245,158,11,.2);color:#fcd34d}
.pill.none{background:rgba(148,163,184,.2);color:#cbd5e1}
.pill.error{background:rgba(239,68,68,.2);color:#fca5a5}
.muted{color:var(--mut)}
.mono{font-family:ui-monospace,Menlo,monospace}
.hint{font-size:12px;color:var(--mut);margin-top:4px}
hr{border:none;border-top:1px solid var(--line);margin:20px 0}
/* Login */
.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}
.login-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:34px;width:100%;max-width:380px}
.login-card h1{text-align:center;margin-bottom:24px}