:root {
  --bg: #0b0f14;
  --panel: #121821;
  --panel-2: #171f2b;
  --text: #e6edf3;
  --muted: #9fb3c8;
  --ok: #2e946e;
  --warn: #d6a243;
  --fail: #cc4f4f;
  --accent: #5aa0ff;
  --border: #223043;
}
* { box-sizing: border-box; }
html, body { margin:0; padding:0; background: var(--bg); color: var(--text); font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji"; }
header { padding: 20px; border-bottom: 1px solid var(--border); background: linear-gradient(180deg, #0b0f14, #0b0f14 60%, #0d141d); }
h1 { margin: 0; font-size: 22px; letter-spacing:.2px; }
small.meta { color: var(--muted); }
main { width: 100%; min-width: 0; padding: 20px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; max-width: 1100px; margin: 0 auto; }
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 14px; }
.card h3 { margin: 0 0 4px; font-size: 14px; color: var(--muted); font-weight: 600; }
.card .value { font-size: 26px; font-weight: 700; }
.card.ok .value { color: var(--ok); }
.card.warn .value { color: var(--warn); }
.card.fail .value { color: var(--fail); }
.section { min-width: 0; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 14px; }
.section h2 { margin: 0 0 10px; font-size: 16px; }
.toolbar { display:flex; gap:8px; align-items:center; flex-wrap: wrap; }
button {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
}
button:hover { border-color: var(--accent); }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.table-wrap { width: 100%; min-width: 0; overflow-x: auto; }
.grid { border-collapse: collapse; width: 100%; }
.grid th, .grid td { border-bottom: 1px solid var(--border); padding: 8px 6px; text-align: left; font-size: 14px; }
.grid th { color: var(--muted); font-weight: 600; }
.badge { padding: 3px 8px; border-radius: 999px; font-size: 12px; border: 1px solid var(--border); }
.badge.ok { background: color-mix(in srgb, var(--ok) 20%, transparent); border-color: color-mix(in srgb, var(--ok) 40%, var(--border)); }
.badge.warn { background: color-mix(in srgb, var(--warn) 20%, transparent); border-color: color-mix(in srgb, var(--warn) 40%, var(--border)); }
.badge.fail { background: color-mix(in srgb, var(--fail) 20%, transparent); border-color: color-mix(in srgb, var(--fail) 40%, var(--border)); }
details { background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 10px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 600; }
.kv { display:flex; gap:10px; flex-wrap: wrap; color: var(--muted); }
.kv div { background: var(--panel); border: 1px solid var(--border); padding: 6px 8px; border-radius: 6px; }
.footer { color: var(--muted); font-size: 12px; padding: 20px; text-align: center; }
svg { width: 100%; height: 240px; background: var(--panel-2); border:1px solid var(--border); border-radius: 10px; }
.caption { color: var(--muted); font-size: 12px; margin-top: 6px; }
code.inline { background: rgba(255,255,255,0.05); padding: 2px 6px; border-radius: 6px; border:1px solid var(--border); }
a { color: var(--accent); }
.load-error { padding: 12px 14px; color: #fff; background: #762e2e; border: 1px solid var(--fail); border-radius: 8px; }
@media (max-width: 760px) {
  main { padding: 12px; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .toolbar { align-items: flex-start; }
  .toolbar > div { min-width: 0; }
  .toolbar > div:last-child { display: flex; flex-wrap: wrap; gap: 8px; }
}
@media (max-width: 430px) {
  .cards { grid-template-columns: 1fr; }
  header { padding: 14px 12px; }
}