:root {
  color-scheme: light;
  --page: #f9f9f7; --surface: #fcfcfb; --ink: #0b0b0b; --ink-2: #52514e; --muted: #6b6a65;
  --grid: #e1e0d9; --axis: #c3c2b7; --border: rgba(11, 11, 11, 0.10);
  --s-blue: #2a78d6; --s-orange: #eb6834; --s-violet: #6250d6; --s-green: #008300; --s-red: #e34948;
  --ok: #0ca30c; --ok-text: #006300; --warn: #fab219; --warn-text: #7a5200; --bad: #d03b3b;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #a6a59d;
    --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10);
    --s-blue: #3987e5; --s-orange: #d95926; --s-violet: #9085e9; --s-green: #008300; --s-red: #e66767;
    --ok-text: #0ca30c; --warn-text: #fab219;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #a6a59d;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.10);
  --s-blue: #3987e5; --s-orange: #d95926; --s-violet: #9085e9; --s-green: #008300; --s-red: #e66767;
  --ok-text: #0ca30c; --warn-text: #fab219;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--ink); font: 15px/1.5 var(--font); }
main { max-width: 1120px; margin: 0 auto; padding: 24px 16px 64px; }
header.top { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: baseline; justify-content: space-between; margin-bottom: 20px; }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 16px; margin: 32px 0 12px; }
h3 { font-size: 14px; margin: 0 0 4px; font-weight: 600; }
.sub { color: var(--ink-2); font-size: 13px; }
button, input { font: inherit; }
button { border: 1px solid var(--border); background: var(--surface); color: var(--ink); border-radius: 8px; padding: 6px 12px; cursor: pointer; }
button:hover { border-color: var(--axis); }
input[type=email] { width: 100%; max-width: 360px; padding: 8px 10px; border: 1px solid var(--axis); border-radius: 8px; background: var(--surface); color: var(--ink); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px; }
.login { max-width: 420px; margin: 12vh auto 0; }
.login form { display: grid; gap: 12px; margin-top: 12px; }
.banner { display: flex; gap: 12px; align-items: flex-start; border-left: 4px solid var(--ok); }
.banner.hinweis { border-left-color: var(--warn); }
.banner.alarm { border-left-color: var(--bad); }
.banner ul { margin: 6px 0 0; padding-left: 18px; }
.badge { font-weight: 600; }
.badge.ok { color: var(--ok-text); } .badge.hinweis { color: var(--warn-text); } .badge.alarm { color: var(--bad); }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 170px), 1fr)); gap: 12px; margin-top: 16px; }
.tile .label { color: var(--ink-2); font-size: 13px; }
.tile .value { font-size: 28px; font-weight: 600; margin-top: 2px; }
.tile .note { color: var(--muted); font-size: 12px; margin-top: 2px; }
.charts { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 12px; }
.chart { position: relative; }
.chart svg { width: 100%; height: auto; display: block; margin-top: 8px; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .axis { stroke: var(--axis); stroke-width: 1; }
.chart text { fill: var(--muted); font-size: 11px; font-family: var(--font); }
.chart .hit { fill: transparent; }
.chart .hit:hover, .chart .hit.active { fill: var(--grid); opacity: 0.45; }
.legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 12px; color: var(--ink-2); margin-top: 6px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }
.tip { position: absolute; pointer-events: none; background: var(--ink); color: var(--page); font-size: 12px; padding: 4px 8px; border-radius: 6px; white-space: nowrap; transform: translate(-50%, -110%); z-index: 2; }
.empty { color: var(--muted); font-size: 13px; padding: 24px 0; }
details { margin-top: 8px; font-size: 13px; }
summary { cursor: pointer; color: var(--ink-2); }
table { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 6px; }
th, td { text-align: left; padding: 5px 8px 5px 0; border-bottom: 1px solid var(--grid); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.scroll { max-height: 220px; overflow: auto; }
.two { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 12px; }
.card { min-width: 0; }
.scroll { overflow-x: auto; }
.hidden { display: none !important; }
.error { color: var(--bad); }
@media (forced-colors: active) { .chart rect.bar { forced-color-adjust: none; } }