:root {
  --bg: #f6f7f5; --panel: #ffffff; --ink: #1d2320; --muted: #69736e; --line: #e2e6e3; --head: #eef1ee;
  --accent: #2f6f5e; --accent-ink: #ffffff;
  --ok: #1e7a46; --ok-bg: #e3f3e9; --warn: #8a5a00; --warn-bg: #fdf1d8; --bad: #a3261b; --bad-bg: #fbe4e1;
  --blue: #1f5fa8; --blue-bg: #e2edf9; --teal: #1d6f73; --teal-bg: #dff1f1; --amber: #8a5a00; --amber-bg: #fbecc9;
  --purple: #6a3fa0; --purple-bg: #eee5f8; --chip: #eef0ee;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141816; --panel: #1b201d; --ink: #e3e8e5; --muted: #95a19b; --line: #2c3430; --head: #222925;
    --accent: #5fb39a; --accent-ink: #0f1311;
    --ok: #7fd3a0; --ok-bg: #173323; --warn: #f0c46a; --warn-bg: #3a2e12; --bad: #ff9a8e; --bad-bg: #3d1c18;
    --blue: #8dbaf0; --blue-bg: #18283b; --teal: #7fd0d3; --teal-bg: #15302f; --amber: #f0c46a; --amber-bg: #3a2e12;
    --purple: #c6a6ef; --purple-bg: #2a2040; --chip: #262d29;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); 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; }
h1 { font-size: 22px; margin: 4px 0 6px; }
h2 { font-size: 15px; margin: 0 0 10px; }
h3 { font-size: 13px; margin: 0 0 8px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
main { padding: 16px 20px 40px; max-width: 1600px; margin: 0 auto; }
.muted { color: var(--muted); } .small { font-size: 12px; }
.top { display: flex; align-items: center; gap: 20px; padding: 10px 20px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.brand { color: var(--ink); font-size: 15px; } .brand b { color: var(--accent); }
.top nav { display: flex; gap: 4px; flex: 1; }
.top nav a { padding: 6px 10px; border-radius: 6px; color: var(--muted); }
.top nav a[aria-current] { background: var(--chip); color: var(--ink); }
.who { display: flex; align-items: center; gap: 10px; margin: 0; color: var(--muted); }
.who small { background: var(--accent); color: var(--accent-ink); border-radius: 4px; padding: 0 5px; font-size: 11px; }
button.link { background: none; border: 0; color: var(--accent); cursor: pointer; font: inherit; padding: 0; }
.banner { padding: 8px 20px; border-bottom: 1px solid var(--line); }
.banner.warn { background: var(--warn-bg); color: var(--warn); } .banner.bad { background: var(--bad-bg); color: var(--bad); }
.banner.info, .banner.muted { background: var(--chip); }
.banner a { color: inherit; text-decoration: underline; }
.button { display: inline-block; padding: 6px 12px; border-radius: 6px; border: 1px solid var(--line); background: var(--panel); color: var(--ink); cursor: pointer; font: inherit; }
.button:hover { border-color: var(--accent); text-decoration: none; }
.button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.button.small { padding: 2px 8px; font-size: 12px; }
form.inline { display: inline-flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 0 8px 0 0; }
select, input[type=search] { font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel); color: var(--ink); }
.summary { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 14px; }
.summary > div { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 8px 14px; min-width: 96px; }
.summary b { display: block; font-size: 20px; font-variant-numeric: tabular-nums; }
.summary span { color: var(--muted); font-size: 12px; }
.summary .bad { border-color: var(--bad); } .summary .bad b { color: var(--bad); }
.summary .warn { border-color: var(--warn); } .summary .warn b { color: var(--warn); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 10px; }
.filters input[type=search] { min-width: 260px; flex: 1 1 260px; max-width: 420px; }
.tablewrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; }
table { border-collapse: collapse; width: 100%; background: var(--panel); }
th, td { padding: 6px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; white-space: nowrap; }
thead th { background: var(--head); font-weight: 600; font-size: 12px; position: sticky; top: 0; }
th[data-sort] { cursor: pointer; user-select: none; }
th[data-sort]::after { content: ' ↕'; color: var(--muted); font-size: 10px; }
th[aria-sort=ascending]::after { content: ' ↑'; color: var(--ink); } th[aria-sort=descending]::after { content: ' ↓'; color: var(--ink); }
table.fleet tbody tr:hover { background: var(--head); }
td.clip { max-width: 260px; overflow: hidden; text-overflow: ellipsis; }
.badge { display: inline-block; padding: 0 6px; border-radius: 4px; font-size: 12px; line-height: 18px; background: var(--chip); color: var(--muted); }
.badge.ok { background: var(--ok-bg); color: var(--ok); } .badge.warn { background: var(--warn-bg); color: var(--warn); } .badge.bad { background: var(--bad-bg); color: var(--bad); }
.badge.blue { background: var(--blue-bg); color: var(--blue); } .badge.teal { background: var(--teal-bg); color: var(--teal); }
.badge.amber { background: var(--amber-bg); color: var(--amber); } .badge.purple { background: var(--purple-bg); color: var(--purple); }
.cf { font-size: 10px; font-weight: 700; color: #d9741a; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; margin-bottom: 14px; }
.panel > summary { cursor: pointer; font-weight: 600; }
.panelhead { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 10px; }
.panelhead h2, .panelhead h3 { margin: 0; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 14px; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 12px; margin-bottom: 12px; }
.card { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; background: var(--panel); margin-bottom: 12px; }
.grid3 .card { margin-bottom: 0; }
.card p { margin: 4px 0; }
.sitehead { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 10px; margin-bottom: 12px; }
.sitehead p { margin: 0; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
a.ext { font-size: 16px; }
table.mini th, table.mini td { padding: 4px 8px; font-size: 13px; }
table.facts th { width: 170px; color: var(--muted); font-weight: 500; white-space: nowrap; }
table.facts td { white-space: normal; }
pre.out { background: var(--head); border: 1px solid var(--line); border-radius: 6px; padding: 10px; font: 12px/1.45 var(--mono); white-space: pre-wrap; word-break: break-word; max-height: 560px; overflow: auto; }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 2px 10px; margin: 0; font-size: 13px; }
dl.kv dt { color: var(--muted); } dl.kv dd { margin: 0; word-break: break-all; }
.recommend .big { font-size: 20px; margin: 0 0 6px; }
.recommend ul { margin: 0; padding-left: 18px; }
.meter { position: relative; width: 120px; height: 18px; background: var(--chip); border-radius: 4px; overflow: hidden; }
.meter i { position: absolute; inset: 0 auto 0 0; background: var(--ok-bg); }
.meter.warn i { background: var(--warn-bg); } .meter.bad i { background: var(--bad-bg); }
.meter span { position: relative; padding-left: 6px; font-size: 12px; line-height: 18px; font-variant-numeric: tabular-nums; }
svg.chart { width: 100%; height: 160px; background: var(--head); border-radius: 6px; }
svg.chart .line { fill: none; stroke: var(--accent); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
svg.chart .limit { stroke: var(--bad); stroke-dasharray: 6 4; stroke-width: 1; vector-effect: non-scaling-stroke; }
.confirm { border-color: var(--warn); }
.login { max-width: 420px; margin: 12vh auto; text-align: center; }
.login .button { margin-top: 12px; }
@media (max-width: 720px) {
  main { padding: 12px 16px 32px; }
  .top { flex-wrap: wrap; gap: 8px; padding: 8px 16px; }
  .top nav { order: 3; width: 100%; overflow-x: auto; }
  .grid2 { grid-template-columns: 1fr; }
  .filters input[type=search] { min-width: 0; max-width: none; }
}