:root{
  --bg:#f6f8fb;
  --ink:#17202a;
  --muted:#667085;
  --line:#d8dee9;
  --card:#ffffff;
  --nav:#111827;
  --accent:#0f766e;
  --ok:#15803d;
  --warn:#b45309;
  --danger:#b42318;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink)}
.layout{min-height:100vh;display:grid;grid-template-columns:230px 1fr}
.nav{background:var(--nav);color:white;padding:22px;display:flex;flex-direction:column;gap:10px}
.nav strong{font-size:22px;margin-bottom:18px;letter-spacing:.02em}
.nav button{border:1px solid #384152;background:transparent;color:white;border-radius:8px;padding:11px 12px;text-align:left;cursor:pointer}
.nav button:hover,.nav button:focus-visible{border-color:#9ca3af;outline:none}
.nav button.active{background:white;color:#111827;border-color:white}
.main{padding:34px;max-width:1220px;width:100%}
.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:24px}
h1,h2,p{margin-top:0}
h1{margin-bottom:8px;font-size:34px;line-height:1.12}
h2{margin-bottom:6px;font-size:22px}
.eyebrow{margin-bottom:8px;color:var(--accent);font-weight:700;text-transform:uppercase;font-size:12px;letter-spacing:.08em}
.guard{max-width:720px;color:var(--muted);margin-bottom:0}
.header-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:flex-end}
.clock{color:var(--muted);white-space:nowrap}
.refresh,.secondary{border:0;border-radius:8px;padding:12px 15px;font-weight:700;cursor:pointer;min-height:42px}
.refresh{background:var(--accent);color:white}
.secondary{background:#e5e7eb;color:#111827}
.refresh:disabled,.secondary:disabled{opacity:.6;cursor:wait}
.panel{display:none;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:22px}
.panel.active{display:block}
.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}
.section-head p{color:var(--muted);margin-bottom:0}
.status-pill,.tag{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;background:#f9fafb;padding:8px 10px;color:var(--muted);font-weight:700;white-space:nowrap}
.status-dot{width:10px;height:10px;border-radius:999px;background:var(--muted);display:inline-block}
.status-dot.ok{background:var(--ok)}
.status-dot.pending{background:var(--warn)}
.status-dot.warning{background:var(--danger)}
.tag.ok{color:var(--ok);border-color:#bbf7d0;background:#f0fdf4}
.tag.pending,.tag.warning{color:var(--warn);border-color:#fed7aa;background:#fff7ed}
.error{border:1px solid #fecaca;background:#fef2f2;color:var(--danger);border-radius:8px;padding:12px;margin-bottom:16px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
article{border:1px solid var(--line);border-radius:8px;padding:16px;background:#fff}
article b,article small{display:block;color:var(--muted)}
article b{font-size:13px;text-transform:uppercase;letter-spacing:.04em}
article strong{display:block;font-size:23px;line-height:1.15;margin:10px 0;overflow-wrap:anywhere}
.updated{margin:18px 0 0;color:var(--muted)}
.model-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.model-list li{border:1px solid var(--line);border-radius:8px;padding:12px;background:#fbfcfe}
.model-list strong,.model-list span{display:block;overflow-wrap:anywhere}
.model-list span{margin-top:4px;color:var(--muted);font-size:13px}
.selection-grid{display:grid;grid-template-columns:180px minmax(0,1fr);gap:12px;align-items:center;max-width:860px}
.selection-grid label{font-weight:700;color:var(--muted)}
.selection-grid select,.selection-grid input{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px;font:inherit;background:#fff;color:var(--ink)}
.selection-actions{grid-column:2;display:flex;gap:10px;flex-wrap:wrap}
.hint{grid-column:2;margin:0;color:var(--muted)}
.hint.ok{color:var(--ok)}
.hint.warning{color:var(--warn)}
.check-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}
.check-grid div{border:1px solid var(--line);border-radius:8px;padding:14px;background:#fbfcfe;display:flex;gap:10px;align-items:flex-start}
.check-grid p{margin:0;color:var(--muted)}
.check{width:12px;height:12px;border-radius:999px;margin-top:4px;flex:0 0 auto;background:var(--muted)}
.check.ok{background:var(--ok)}
@media(max-width:780px){
  .layout{grid-template-columns:1fr}
  .nav{position:static;display:grid;grid-template-columns:1fr;gap:8px}
  .main{padding:22px}
  .page-header,.section-head{display:block}
  .header-actions{justify-content:flex-start;margin-top:16px}
  .selection-grid{grid-template-columns:1fr}
  .selection-actions,.hint{grid-column:1}
  h1{font-size:28px}
}