:root {
  color-scheme: light;
  --page: #f9f9f7; --surface: #fcfcfb; --surface-2: #f0efec;
  --ink: #0b0b0b; --ink-2: #52514e; --muted: #898781;
  --grid: #e1e0d9; --axis: #c3c2b7; --border: rgba(11,11,11,0.10);
  --accent: #2a78d6; --accent-ink: #fff;
  --good: #0ca30c; --good-ink: #006300; --warning: #fab219; --serious: #ec835a; --critical: #d03b3b;
  --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; --surface-2: #242423;
    --ink: #fff; --ink-2: #c3c2b7; --muted: #898781;
    --grid: #2c2c2a; --axis: #383835; --border: rgba(255,255,255,0.10);
    --accent: #3987e5; --good-ink: #0ca30c;
    --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; --surface-2: #242423;
  --ink: #fff; --ink-2: #c3c2b7; --muted: #898781;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255,255,255,0.10);
  --accent: #3987e5; --good-ink: #0ca30c;
  --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: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px 48px; }
header.top { display: flex; align-items: center; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--border); margin-bottom: 24px; flex-wrap: wrap; }
header.top .brand { font-weight: 650; color: var(--ink); text-decoration: none; margin-right: auto; }
header.top nav { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
header.top nav a { color: var(--ink-2); text-decoration: none; }
header.top nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 32px 0 12px; }
.muted { color: var(--ink-2); }
.small { font-size: 13px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
button, .btn { font: inherit; border: 1px solid var(--border); background: var(--surface); color: var(--ink); border-radius: 8px; padding: 7px 14px; cursor: pointer; text-decoration: none; display: inline-block; }
button.primary, .btn.primary { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
button.danger { color: var(--critical); }
button:hover, .btn:hover { filter: brightness(0.96); }
button:disabled { cursor: progress; opacity: 0.85; filter: none; }
button[aria-busy="true"] { display: inline-flex; align-items: center; gap: 8px; }
button[aria-busy="true"]::before { content: ""; width: 12px; height: 12px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { button[aria-busy="true"]::before { animation-duration: 2s; } }
input, select, textarea { font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--axis); border-radius: 8px; padding: 7px 10px; width: 100%; }
label { display: block; font-weight: 550; margin: 14px 0 6px; }
form.inline { display: inline; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; border: 1px solid var(--border); background: var(--surface-2); }
.flash.error { border-color: var(--critical); }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--grid); vertical-align: top; }
th { font-weight: 550; color: var(--ink-2); font-size: 13px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-scroll { overflow-x: auto; }

.matrix th.product { font-size: 15px; color: var(--ink); font-weight: 600; width: 22%; }
.matrix th.product a { color: var(--ink); text-decoration: none; }
.matrix th.product a:hover { text-decoration: underline; }
.cell { display: block; color: var(--ink); text-decoration: none; padding: 6px 8px; margin: -6px -8px; border-radius: 8px; }
.cell:hover { background: var(--surface-2); }
.cell .price { font-size: 18px; font-weight: 600; display: block; margin-top: 4px; }
.cell .sub { font-size: 12px; color: var(--ink-2); display: block; }
.tag { font-size: 11px; font-weight: 600; border: 1px solid var(--border); border-radius: 999px; padding: 1px 7px; color: var(--ink-2); margin-left: 4px; }

.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 550; }
.badge::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--muted); }
.badge.in::before { background: var(--good); }
.badge.out::before { background: var(--critical); border-radius: 2px; }
.badge.err::before { background: var(--warning); border-radius: 0; transform: rotate(45deg); width: 8px; height: 8px; }
.badge.paused::before { background: transparent; border: 2px solid var(--muted); width: 5px; }
.badge.bo::before { background: transparent; border: 2px solid var(--serious); width: 5px; height: 5px; }
.locs { display: grid; grid-template-columns: auto auto 1fr; gap: 2px 8px; margin-top: 6px; font-size: 12px; align-items: center; }
.locs .badge { font-size: 12px; font-weight: 450; }
.locs .code { font-weight: 600; color: var(--ink-2); }
.locs .qty { color: var(--ink-2); font-variant-numeric: tabular-nums; }

.events li { list-style: none; padding: 8px 0; border-bottom: 1px solid var(--grid); display: grid; grid-template-columns: 150px 1fr; gap: 12px; }
.events { padding: 0; margin: 0; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.stat .v { font-size: 22px; font-weight: 600; }
.stat .k { font-size: 13px; color: var(--ink-2); }

.chart { position: relative; }
.chart .range { display: flex; gap: 6px; margin-bottom: 10px; }
.chart .range button { padding: 4px 10px; font-size: 13px; }
.chart .range button[aria-pressed="true"] { background: var(--surface-2); font-weight: 600; }
.chart-plot { position: relative; min-height: 260px; }
.chart svg { display: block; overflow: visible; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .baseline { stroke: var(--axis); stroke-width: 1; }
.chart .axis { fill: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.chart .line { fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.chart .line.oos { stroke-dasharray: 3 5; }
.chart .end { stroke: var(--surface); stroke-width: 2; }
.chart .crosshair { stroke: var(--muted); stroke-width: 1; }
.chart .dlabel { fill: var(--ink); font-size: 12px; }
.chart .dvalue { fill: var(--ink-2); font-size: 12px; font-variant-numeric: tabular-nums; }
.chart .key { stroke-width: 2; }
.chart-empty { padding: 40px 0; text-align: center; }
.chart-tip { position: absolute; top: 44px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font-size: 13px; pointer-events: none; box-shadow: 0 4px 16px rgba(0,0,0,0.12); min-width: 180px; }
.tip-time { color: var(--ink-2); margin-bottom: 4px; }
.tip-row { display: flex; gap: 8px; align-items: center; }
.tip-key { width: 12px; height: 2px; flex: none; }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--ink-2); margin-top: 8px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { display: inline-block; width: 14px; height: 0; border-top: 2px solid; }
.legend i.dash { border-top-style: dashed; border-color: var(--ink-2); }
.s1 .line, .s1 .end, .key.s1 { stroke: var(--s1); } .s1 .end { fill: var(--s1); } .tip-key.s1, .legend i.s1 { background: var(--s1); border-color: var(--s1); }
.s2 .line, .s2 .end, .key.s2 { stroke: var(--s2); } .s2 .end { fill: var(--s2); } .tip-key.s2, .legend i.s2 { background: var(--s2); border-color: var(--s2); }
.s3 .line, .s3 .end, .key.s3 { stroke: var(--s3); } .s3 .end { fill: var(--s3); } .tip-key.s3, .legend i.s3 { background: var(--s3); border-color: var(--s3); }
.s4 .line, .s4 .end, .key.s4 { stroke: var(--s4); } .s4 .end { fill: var(--s4); } .tip-key.s4, .legend i.s4 { background: var(--s4); border-color: var(--s4); }
.s5 .line, .s5 .end, .key.s5 { stroke: var(--s5); } .s5 .end { fill: var(--s5); } .tip-key.s5, .legend i.s5 { background: var(--s5); border-color: var(--s5); }
.s6 .line, .s6 .end, .key.s6 { stroke: var(--s6); } .s6 .end { fill: var(--s6); } .tip-key.s6, .legend i.s6 { background: var(--s6); border-color: var(--s6); }
.s7 .line, .s7 .end, .key.s7 { stroke: var(--s7); } .s7 .end { fill: var(--s7); } .tip-key.s7, .legend i.s7 { background: var(--s7); border-color: var(--s7); }
.s8 .line, .s8 .end, .key.s8 { stroke: var(--s8); } .s8 .end { fill: var(--s8); } .tip-key.s8, .legend i.s8 { background: var(--s8); border-color: var(--s8); }

@media (max-width: 640px) {
  .matrix thead { display: none; }
  .matrix tr { display: block; border-bottom: 1px solid var(--axis); padding: 8px 0; }
  .matrix th.product { display: block; width: auto; border: 0; padding: 8px 0 4px; }
  .matrix td { display: grid; grid-template-columns: 120px 1fr; border: 0; padding: 6px 0; }
  .matrix td::before { content: attr(data-label); color: var(--ink-2); font-size: 13px; padding-top: 2px; }
  .events li { grid-template-columns: 1fr; gap: 2px; }
}