:root {
  --rail: #0e1421;
  --side: #141c2c;
  --main: #182132;
  --field: #202c42;
  --line: #34425c;
  --ink: #f1f3ff;
  --mute: #a6b2ca;
  --accent: #a8b9ff;
  --accent-strong: #c3cfff;
  --on-accent: #0e1421;
  --ok: #7fdfb4;
  --warn: #f1cd86;
  --bad: #ff8c9b;
  --unknown: #8d97ad;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--rail); color: var(--ink); font: 14px/1.45 system-ui, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
button, input, select, textarea { font: inherit; color: inherit; }
.center { text-align: center; padding: 48px 16px; }
.mute { color: var(--mute); }
.small { font-size: 12px; }
.mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; }

.layout { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
nav.side { background: var(--side); padding: 16px 12px; border-right: 1px solid var(--line); display: flex; flex-direction: column; gap: 4px; }
nav.side .brand { display: flex; align-items: center; gap: 8px; padding: 4px 8px 16px; }
nav.side .brand img { height: 26px; }
nav.side a { color: var(--mute); text-decoration: none; padding: 8px 10px; border-radius: 6px; }
nav.side a:hover { background: var(--field); color: var(--ink); }
nav.side a.active { background: var(--field); color: var(--ink); font-weight: 600; }
nav.side .who { margin-top: auto; padding: 12px 8px 0; border-top: 1px solid var(--line); font-size: 12px; color: var(--mute); }
main { padding: 20px 24px 48px; min-width: 0; background: var(--main); }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 24px 0 10px; }
.sub { color: var(--mute); margin-bottom: 16px; }

.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.card { background: var(--side); border: 1px solid var(--line); border-radius: 10px; padding: 14px; min-width: 0; }
.card h3 { margin: 0 0 6px; font-size: 13px; color: var(--mute); font-weight: 600; }
.big { font-size: 24px; font-weight: 700; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }

.pill { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 99px; font-size: 12px; font-weight: 600; border: 1px solid transparent; white-space: nowrap; }
.pill::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.s-saudavel { color: var(--ok); background: rgba(127, 223, 180, 0.1); }
.s-degradado { color: var(--warn); background: rgba(241, 205, 134, 0.1); }
.s-indisponivel { color: var(--bad); background: rgba(255, 140, 155, 0.12); }
.s-desconhecido { color: var(--unknown); background: rgba(141, 151, 173, 0.12); }
.s-falha { color: var(--bad); background: rgba(255, 140, 155, 0.12); border-color: var(--bad); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--mute); font-weight: 600; font-size: 12px; }
.table-wrap { overflow-x: auto; background: var(--side); border: 1px solid var(--line); border-radius: 10px; }

button.btn { background: var(--field); border: 1px solid var(--line); border-radius: 6px; padding: 7px 14px; cursor: pointer; }
button.btn:hover { border-color: var(--accent); }
button.primary { background: var(--accent); color: var(--on-accent); border-color: var(--accent); font-weight: 600; }
button.primary:hover { background: var(--accent-strong); }
button.danger { border-color: var(--bad); color: var(--bad); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
input, select, textarea { background: var(--field); border: 1px solid var(--line); border-radius: 6px; padding: 7px 10px; min-width: 0; }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
label.field { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--mute); }

.banner { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; border: 1px solid; }
.banner.warn { color: var(--warn); border-color: var(--warn); background: rgba(241, 205, 134, 0.08); }
.banner.bad { color: var(--bad); border-color: var(--bad); background: rgba(255, 140, 155, 0.08); }
.banner.info { color: var(--accent); border-color: var(--line); background: var(--side); }

pre.log { background: var(--rail); border: 1px solid var(--line); border-radius: 8px; padding: 10px; max-height: 60vh; overflow: auto; font-size: 12px; white-space: pre-wrap; word-break: break-word; margin: 0; }
svg.chart { width: 100%; height: 70px; display: block; }
svg.chart .area { fill: rgba(168, 185, 255, 0.14); }
svg.chart .line { fill: none; stroke: var(--accent); stroke-width: 1.5; }
svg.chart .gap { fill: rgba(255, 140, 155, 0.2); }
.meter { height: 6px; border-radius: 3px; background: var(--field); overflow: hidden; margin-top: 6px; }
.meter svg { display: block; width: 100%; height: 6px; }

.login { max-width: 360px; margin: 10vh auto; background: var(--side); border: 1px solid var(--line); border-radius: 12px; padding: 24px; display: flex; flex-direction: column; gap: 12px; }
.login img { height: 30px; align-self: flex-start; }
.qr svg { width: 200px; height: 200px; background: #fff; border-radius: 8px; padding: 6px; }
.error { color: var(--bad); }
dialog { background: var(--side); color: var(--ink); border: 1px solid var(--line); border-radius: 12px; padding: 20px; max-width: 520px; width: calc(100% - 32px); }
dialog::backdrop { background: rgba(0, 0, 0, 0.6); }
details summary { cursor: pointer; color: var(--mute); }
.tabs { display: flex; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }

@media (max-width: 820px) {
  .layout { grid-template-columns: 1fr; }
  nav.side { flex-direction: row; overflow-x: auto; padding: 8px; border-right: 0; border-bottom: 1px solid var(--line); }
  nav.side .brand, nav.side .who { display: none; }
  nav.side a { white-space: nowrap; }
  main { padding: 16px; }
}