:root {
  color-scheme: light;
  --bg: #f6f5f2;
  --surface: #fcfcfb;
  --border: #e4e2dc;
  --text: #0b0b0b;
  --text-2: #52514e;
  --text-3: #7c7a74;
  --grid: #e9e7e1;
  --accent: #2a78d6;
  --accent-soft: #cde2fb;
  --good: #0ca30c;
  --warning: #fab219;
  --serious: #ec835a;
  --critical: #d03b3b;
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #151514;
    --surface: #1a1a19;
    --border: #2c2b29;
    --text: #f0efec;
    --text-2: #c3c2b7;
    --text-3: #8f8d86;
    --grid: #2a2927;
    --accent: #3987e5;
    --accent-soft: #1c3a5e;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #151514; --surface: #1a1a19; --border: #2c2b29; --text: #f0efec; --text-2: #c3c2b7;
  --text-3: #8f8d86; --grid: #2a2927; --accent: #3987e5; --accent-soft: #1c3a5e;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  font-variant-numeric: tabular-nums;
}
main { max-width: 920px; margin: 0 auto; padding: max(16px, env(safe-area-inset-top)) 16px 40px; }
h1 { font-size: 24px; margin: 0; letter-spacing: -0.01em; }
h2 { font-size: 16px; margin: 0; }
.muted { color: var(--text-2); }
.small { font-size: 13px; }
.error { color: var(--critical); min-height: 1.4em; }

.btn { font: inherit; border-radius: 10px; padding: 10px 16px; border: 1px solid var(--border); background: var(--surface); color: var(--text); cursor: pointer; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; min-width: 220px; }
.btn.ghost { padding: 6px 12px; font-size: 13px; }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.gate { min-height: 70vh; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; text-align: center; }

.top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 16px; }
.top-actions { display: flex; gap: 8px; }

.tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-bottom: 14px; }
@media (min-width: 720px) { .tiles { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; }
.tile .label { font-size: 13px; color: var(--text-2); }
.tile .value { font-size: 22px; font-weight: 600; margin-top: 2px; letter-spacing: -0.01em; }
.tile .sub { font-size: 12px; color: var(--text-3); margin-top: 2px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; margin-bottom: 14px; }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }

.chart { width: 100%; position: relative; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart text { fill: var(--text-3); font-size: 11px; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .zero { stroke: var(--text-3); stroke-width: 1; }
.chart .line { fill: none; stroke: var(--accent); stroke-width: 2; stroke-linejoin: round; }
.chart .area { fill: var(--accent-soft); opacity: 0.55; }
.chart .bar { fill: var(--accent); }
.chart .avg { stroke: var(--text-2); stroke-width: 1; stroke-dasharray: 4 4; }
.chart .dot { fill: var(--accent); stroke: var(--surface); stroke-width: 2; }
.chart .dot.low { fill: var(--critical); }
.chart .cross { stroke: var(--text-3); stroke-width: 1; }
.chart .hit { fill: transparent; }

.tip { position: fixed; z-index: 10; pointer-events: none; background: var(--text); color: var(--bg); border-radius: 8px;
  padding: 6px 9px; font-size: 12px; line-height: 1.35; max-width: 260px; box-shadow: 0 4px 16px rgba(0,0,0,.18); }

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table td, .table th { padding: 7px 4px; border-top: 1px solid var(--border); text-align: left; vertical-align: top; }
.table th { color: var(--text-2); font-weight: 500; font-size: 12px; }
.table .num { text-align: right; white-space: nowrap; }
.table tr.group td { color: var(--text-2); font-size: 12px; padding-top: 12px; border-top: none; }
.events summary { cursor: pointer; color: var(--text-2); font-size: 14px; margin-top: 8px; }
.est { color: var(--text-3); font-size: 12px; }
.neg { color: var(--critical); }

.cc { padding: 10px 0; border-top: 1px solid var(--border); }
.cc:first-child { border-top: none; }
.cc-row { display: flex; justify-content: space-between; gap: 10px; }
.cc-name { font-weight: 600; }
.meter { height: 8px; border-radius: 4px; background: var(--accent-soft); margin: 8px 0 4px; overflow: hidden; }
.meter > span { display: block; height: 100%; border-radius: 4px; background: var(--accent); }
.meter.warn > span { background: var(--warning); }
.meter.crit > span { background: var(--critical); }
.status { font-size: 12px; color: var(--text-2); }
.status::before { content: "● "; }
.status.ok::before { color: var(--good); }
.status.warn::before { color: var(--warning); }
.status.crit::before { color: var(--critical); }

.res-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-bottom: 10px; }
@media (min-width: 720px) { .res-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.res-grid .tile { background: var(--bg); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.chip { font-size: 12px; border: 1px solid var(--border); border-radius: 999px; padding: 2px 8px; color: var(--text-2); }

footer { margin-top: 10px; }
.links { margin: 10px 0 0; }
.link { font: inherit; background: none; border: 0; padding: 4px 0; color: var(--text-2); text-decoration: underline; text-underline-offset: 2px; cursor: pointer; }
.gate.waiting #login { visibility: hidden; }