:root{
  --bg:#f4f7fb; --card:#ffffff; --border:#d9e2ec; --text:#243b53; --muted:#6b7c93;
  --primary:#2563eb; --success:#15803d; --warn:#b45309; --danger:#b91c1c; --soft:#eef4ff;
  --sidebar:#102a43;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
.layout{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{background:var(--sidebar);color:#fff;padding:20px}
.brand{font-size:20px;font-weight:700;margin-bottom:10px}
.brand-sub{font-size:12px;color:#c7d2fe;margin-bottom:24px}
.nav a{display:block;color:#d9e2ec;text-decoration:none;padding:10px 12px;border-radius:10px;margin-bottom:6px}
.nav a.active,.nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.main{padding:24px}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.title{font-size:28px;font-weight:700}
.subtitle{color:var(--muted);margin-top:4px}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--text);text-decoration:none;font-weight:600;cursor:pointer}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.success{background:var(--success);border-color:var(--success);color:#fff}
.btn.warn{background:#f59e0b;border-color:#f59e0b;color:#111827}
.btn.danger{background:#ef4444;border-color:#ef4444;color:#fff}
.grid{display:grid;gap:16px}
.grid.cards{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:18px}
.metric{font-size:32px;font-weight:700;margin-top:8px}
.muted{color:var(--muted)}
.badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:700}
.badge.ok{background:#dcfce7;color:#166534}
.badge.warn{background:#fef3c7;color:#92400e}
.badge.err{background:#fee2e2;color:#991b1b}
.badge.info{background:#dbeafe;color:#1d4ed8}
table{width:100%;border-collapse:collapse}
th,td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;font-size:14px;vertical-align:top}
th{color:var(--muted);font-weight:700}
.row{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.col-8{grid-column:span 8}.col-4{grid-column:span 4}.col-6{grid-column:span 6}.col-12{grid-column:span 12}
.field{margin-bottom:14px}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:#fff}
.stepper{display:flex;gap:10px;flex-wrap:wrap;margin:8px 0 20px}
.step{padding:10px 14px;border-radius:999px;border:1px solid var(--border);background:#fff;font-weight:700;font-size:13px}
.step.active{background:var(--soft);border-color:#93c5fd;color:#1d4ed8}
.step.done{background:#dcfce7;border-color:#86efac;color:#166534}
.panel-note{background:#fff7ed;border:1px solid #fed7aa;padding:12px;border-radius:12px;color:#9a3412}
pre.json{white-space:pre-wrap;background:#0f172a;color:#e2e8f0;padding:14px;border-radius:12px;font-size:12px}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.tab-btn{padding:10px 14px;border-radius:999px;border:1px solid var(--border);background:#fff;cursor:pointer;font-weight:700}
.tab-btn.active{background:var(--soft);border-color:#93c5fd;color:#1d4ed8}
.tab-panel{display:none}
.tab-panel.active{display:block}
.list{display:grid;gap:10px}
.kv{display:grid;grid-template-columns:180px 1fr;gap:8px;padding:8px 0;border-bottom:1px solid var(--border)}
.notice{padding:12px 14px;border-radius:12px;background:#eff6ff;border:1px solid #bfdbfe;color:#1d4ed8}
.footer-note{margin-top:20px;color:var(--muted);font-size:12px}
@media (max-width: 1100px){
  .layout{grid-template-columns:1fr}
  .sidebar{display:none}
  .grid.cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .col-8,.col-4,.col-6,.col-12{grid-column:span 12}
}