:root {
  color-scheme: light;
  --surface-0: #f4f4f2;
  --surface-1: #fcfcfb;
  --surface-2: #efeeea;
  --border: #dddcd6;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #77766f;
  --accent: #2a78d6;
  --good: #0ca30c;
  --warning: #fab219;
  --serious: #ec835a;
  --critical: #d03b3b;
  --busy: #2a78d6;
  --idle: #9a998f;
  --radius: 6px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --surface-0: #121211;
    --surface-1: #1a1a19;
    --surface-2: #242422;
    --border: #34332f;
    --text-primary: #f0efec;
    --text-secondary: #c3c2b7;
    --text-muted: #8f8e85;
    --accent: #3987e5;
    --busy: #3987e5;
    --idle: #77766f;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --surface-0: #121211;
  --surface-1: #1a1a19;
  --surface-2: #242422;
  --border: #34332f;
  --text-primary: #f0efec;
  --text-secondary: #c3c2b7;
  --text-muted: #8f8e85;
  --accent: #3987e5;
  --busy: #3987e5;
  --idle: #77766f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--surface-0);
  color: var(--text-primary);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header.top {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 24px;
  background: var(--surface-1);
  border-bottom: 1px solid var(--border);
}
header.top .brand { font-weight: 650; color: var(--text-primary); }
header.top nav { display: flex; gap: 16px; }
header.top nav a { color: var(--text-secondary); }
header.top nav a.active { color: var(--text-primary); font-weight: 600; }

main { padding: 20px 24px 48px; max-width: 1400px; margin: 0 auto; }
h1 { font-size: 20px; margin: 0 0 16px; }
h2 { font-size: 15px; margin: 28px 0 10px; color: var(--text-secondary); font-weight: 600; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 20px; }
.tile { background: var(--surface-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; }
.tile .label { color: var(--text-secondary); font-size: 12px; }
.tile .value { font-size: 26px; font-weight: 650; font-variant-numeric: tabular-nums; }
.tile.hot { border-color: var(--warning); }

.panel { background: var(--surface-1); border: 1px solid var(--border); border-radius: var(--radius); overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { font-size: 12px; font-weight: 600; color: var(--text-secondary); background: var(--surface-2); white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
td.mono, .mono { font-family: var(--mono); font-size: 12px; }
.muted { color: var(--text-muted); }

.status { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; color: var(--text-primary); }
.status .dot {
  display: inline-grid;
  place-items: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
}
.status.good .dot { background: var(--good); }
.status.warning .dot { background: var(--warning); color: #0b0b0b; }
.status.serious .dot { background: var(--serious); color: #0b0b0b; }
.status.critical .dot { background: var(--critical); }
.status.busy .dot { background: var(--busy); }
.status.idle .dot { background: transparent; border: 1.5px solid var(--idle); color: var(--idle); }

.cell { display: flex; flex-direction: column; gap: 2px; }
.cell .sub { font-size: 11px; color: var(--text-muted); }

form.inline { display: inline; }
.row-form { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; padding: 12px; }
.row-form label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--text-secondary); }

input, select, button {
  font: inherit;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-1);
  color: var(--text-primary);
}
button { cursor: pointer; background: var(--surface-2); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { border-color: var(--critical); color: var(--critical); }
button:hover { filter: brightness(0.97); }

.anomalies { margin: 0; padding-left: 18px; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; padding: 12px 14px; }
.kv dt { color: var(--text-secondary); }
.kv dd { margin: 0; }
pre.error { white-space: pre-wrap; margin: 0; font-family: var(--mono); font-size: 12px; color: var(--text-secondary); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0; }
.notice { padding: 10px 14px; border-left: 3px solid var(--warning); background: var(--surface-1); margin-bottom: 16px; }

@media (max-width: 700px) {
  header.top { flex-wrap: wrap; gap: 8px 16px; padding: 10px 16px; }
  main { padding: 16px; }
}

header.top .spacer { flex: 1; }
.lang { display: inline-flex; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.lang a { padding: 4px 10px; font-size: 12px; font-weight: 600; color: var(--text-secondary); }
.lang a + a { border-left: 1px solid var(--border); }
.lang a.active { background: var(--surface-2); color: var(--text-primary); }
.lang a:hover { text-decoration: none; background: var(--surface-2); }
button.ghost { background: transparent; border-color: transparent; color: var(--text-secondary); }
button.ghost:hover { color: var(--text-primary); background: var(--surface-2); }
.small { font-size: 12px; }

.login-body {
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 10% -10%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 60%),
    radial-gradient(900px 500px at 110% 110%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 60%),
    var(--surface-0);
}
.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px 16px;
  max-width: none;
  position: relative;
}
.login-lang { position: absolute; top: 16px; right: 16px; }
.login-card {
  width: min(400px, 100%);
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px 28px 24px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 12px 40px rgba(0, 0, 0, 0.08);
}
.login-card h1 { margin: 12px 0 4px; font-size: 22px; }
.login-card > p { margin: 0 0 20px; }
.login-mark {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 20px;
}
.login-form { display: flex; flex-direction: column; gap: 6px; }
.login-form label { font-size: 13px; color: var(--text-secondary); margin-top: 8px; }
.login-form input { width: 100%; padding: 10px 12px; font-size: 15px; }
.login-form input:focus-visible, .login-form button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
.password-row { position: relative; display: flex; }
.password-row input { padding-right: 44px; }
.password-row .reveal { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); padding: 4px 8px; }
button.wide { width: 100%; padding: 10px 12px; margin-top: 16px; font-size: 15px; font-weight: 600; }
.login-error {
  margin: 0 0 12px;
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--critical);
  color: var(--critical);
  background: color-mix(in srgb, var(--critical) 8%, transparent);
  font-size: 13px;
}
.login-card .small { margin: 16px 0 0; text-align: center; }
.notice.ok { border-left-color: var(--good); }
a.button-link {
  display: inline-block;
  padding: 6px 10px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  color: var(--accent);
}
a.button-link:hover { text-decoration: none; background: var(--surface-2); }