:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --accent: #2a78d6;
  --good: #006300;
  --critical: #d03b3b;
  --warning: #9a5b00;
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --s4: #eda100;
  --s5: #e87ba4; --s6: #008300; --s7: #4a3aa7; --s8: #e34948;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
    --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10); --accent: #3987e5;
    --good: #0ca30c; --critical: #e66767; --warning: #e0a030;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
    --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10); --accent: #3987e5;
  --good: #0ca30c; --critical: #e66767; --warning: #e0a030;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
  --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--page); color: var(--ink);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
}
header {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px;
  padding: 12px 20px; border-bottom: 1px solid var(--border); background: var(--surface);
  position: sticky; top: 0; z-index: 5;
}
header h1 { font-size: 16px; margin: 0; }
nav { display: flex; gap: 4px; flex-wrap: wrap; }
nav button {
  background: none; border: 0; padding: 6px 10px; border-radius: 6px; color: var(--ink-2); cursor: pointer; font: inherit;
}
nav button[aria-current="page"] { background: var(--page); color: var(--ink); font-weight: 600; }
.filters { margin-left: auto; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
main { padding: 20px; max-width: 1400px; margin: 0 auto; }
section[hidden] { display: none; }

select, input, textarea, button.btn {
  font: inherit; color: var(--ink); background: var(--surface);
  border: 1px solid var(--border); border-radius: 6px; padding: 6px 10px;
}
button.btn { cursor: pointer; }
button.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.btn.danger { color: var(--critical); }
button.link { background: none; border: 0; color: var(--accent); cursor: pointer; padding: 0 4px; font: inherit; }

.tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
.tile, .card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; }
.tile .label { color: var(--ink-2); font-size: 12px; }
.tile .value { font-size: 24px; font-weight: 600; margin-top: 2px; }
.tile .sub { color: var(--muted); font-size: 12px; margin-top: 2px; }

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-bottom: 16px; }
.card h2 { font-size: 14px; margin: 0 0 10px; }
.card .hint { color: var(--muted); font-size: 12px; margin: -6px 0 10px; }
.chart { position: relative; height: 260px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--grid); white-space: nowrap; }
th { color: var(--ink-2); font-weight: 500; font-size: 12px; }
td.num, th.num { text-align: right; }
.empty { color: var(--muted); padding: 12px 0; }
.badge { font-size: 11px; padding: 1px 6px; border-radius: 10px; border: 1px solid var(--border); color: var(--ink-2); }
.badge.bad { color: var(--critical); border-color: currentColor; }
.badge.ok { color: var(--good); border-color: currentColor; }
.badge.warn { color: var(--warning); border-color: currentColor; }

#alerts { display: grid; gap: 8px; margin-bottom: 16px; }
#alerts[hidden] { display: none; }
.alert {
  display: flex; gap: 10px; align-items: baseline; background: var(--surface);
  border: 1px solid var(--border); border-left: 4px solid var(--muted); border-radius: 8px; padding: 10px 14px;
}
.alert.critical { border-left-color: var(--critical); }
.alert.warning { border-left-color: var(--warning); }
.alert .sev { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; min-width: 62px; }
.alert.critical .sev { color: var(--critical); }
.alert.warning .sev { color: var(--warning); }
.alert.info .sev { color: var(--ink-2); }
.alert .msg { overflow-wrap: anywhere; }
.installers { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; }
.secret label.wide { display: flex; flex-direction: column; gap: 2px; font-size: 12px; color: var(--ink-2); max-width: 520px; }
.secret ol { padding-left: 20px; margin: 6px 0; }
.secret li { margin: 3px 0; }
details summary { cursor: pointer; color: var(--ink-2); margin: 10px 0 4px; }

form.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; margin-bottom: 12px; }
form.row label { display: flex; flex-direction: column; gap: 2px; font-size: 12px; color: var(--ink-2); }
.secret {
  background: var(--page); border: 1px dashed var(--accent); border-radius: 8px; padding: 12px; margin: 12px 0;
}
pre {
  background: var(--page); border: 1px solid var(--border); border-radius: 6px; padding: 10px;
  overflow-x: auto; font-size: 12px; margin: 6px 0 12px;
}
.error { color: var(--critical); }

#login {
  position: fixed; inset: 0; background: var(--page); display: grid; place-items: center; z-index: 10;
}
#login[hidden] { display: none; }
#login form { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 24px; width: min(420px, calc(100% - 32px)); }
#login input { width: 100%; margin: 10px 0; }

@media (max-width: 900px) { .grid { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  header, main { padding-left: 16px; padding-right: 16px; }
  .grid { grid-template-columns: 1fr; }
  .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filters { margin-left: 0; }
}

/* people */
.muted { color: var(--muted); }
.chip { display: inline-flex; align-items: center; gap: 2px; font-size: 12px; padding: 1px 2px 1px 8px; margin: 1px 0;
  border: 1px solid var(--border); border-radius: 10px; white-space: nowrap; }
.chip .link { padding: 0 6px; font-size: 14px; line-height: 1; }
.assign { display: inline-flex; gap: 6px; flex-wrap: wrap; }
.assign select { max-width: 220px; }

/* person detail */
#person-detail, #export-people { margin-top: 16px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card-head h2 { margin: 0; }
#person-detail h3 { font-size: 13px; font-weight: 600; color: var(--ink-2); margin: 20px 0 8px; }
#person-detail .grid { margin-top: 0; }
#pd-tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 640px) { #pd-tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); } }