:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #1c2330;
  --muted: #667085;
  --line: #e3e6ec;
  --accent: #2f6fed;
  --accent-text: #ffffff;
  --ok: #1a7f4b;
  --warn: #b35c00;
  --err: #c0322b;
  --err-bg: #fdecea;
  --warn-bg: #fff4e5;
  --info-bg: #eaf1ff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11151c;
    --panel: #1a2029;
    --text: #e6e9ef;
    --muted: #98a2b3;
    --line: #2c3440;
    --accent: #5b8cff;
    --ok: #3ccf8e;
    --warn: #f5a524;
    --err: #ff6b62;
    --err-bg: #3a1d1c;
    --warn-bg: #3a2c14;
    --info-bg: #1c2a44;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.top {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 24px; background: var(--panel); border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; color: var(--text); }
#nav { display: flex; gap: 12px; align-items: center; color: var(--muted); font-size: 14px; }
main { max-width: 1200px; margin: 0 auto; padding: 24px 16px 48px; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 17px; margin: 0 0 12px; }
.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 18px 20px; margin-bottom: 20px;
}
.muted { color: var(--muted); }
.small { font-size: 13px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: end; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
input[type=text], input[type=email], input[type=password], input[type=number] {
  font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--line); border-radius: 7px; padding: 8px 10px; min-width: 0;
}
button, .button {
  font: inherit; cursor: pointer; border-radius: 7px; padding: 8px 14px;
  border: 1px solid var(--line); background: var(--panel); color: var(--text);
}
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button:disabled { opacity: .5; cursor: not-allowed; }
.login { max-width: 360px; margin: 60px auto; }
.login form { display: flex; flex-direction: column; gap: 12px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.card { display: block; color: var(--text); cursor: pointer; }
.card:hover, .card:focus-visible { border-color: var(--accent); outline: none; }
.card-head, .title-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card-head h2, .title-row h1 { margin: 0; }
.card-head { margin-bottom: 4px; }
.title-row { margin-bottom: 16px; }
.gear {
  display: inline-flex; align-items: center; justify-content: center; flex: none;
  width: 34px; height: 34px; border-radius: 8px; color: var(--muted);
}
.gear:hover, .gear:focus-visible { color: var(--accent); background: var(--info-bg); text-decoration: none; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; margin: 8px 0 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; background: var(--muted); }
.dot.on { background: var(--ok); }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { padding: 7px 10px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 13px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.bad td { background: var(--err-bg); }
.notice { border-radius: 8px; padding: 10px 14px; margin-bottom: 16px; }
.notice.info { background: var(--info-bg); }
.notice.warn { background: var(--warn-bg); }
.notice.err { background: var(--err-bg); color: var(--err); }
.notice ul { margin: 6px 0 0; padding-left: 20px; }
.tag { display: inline-block; font-size: 12px; padding: 1px 7px; border-radius: 10px; margin-right: 4px; }
.tag.warn { background: var(--warn-bg); color: var(--warn); }
.tag.err { background: var(--err-bg); color: var(--err); }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 12px 0; }
.hidden { display: none; }