:root {
  --bg: #f6f5f2; --card: #ffffff; --text: #1d1f21; --muted: #6b6f75; --line: #e3e1dc;
  --accent: #2f6b4f; --accent-text: #ffffff; --ok: #2f7d4f; --bad: #b3412f; --warn-bg: #fff4e0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141618; --card: #1d2023; --text: #e8e6e3; --muted: #9a9ea4; --line: #2d3135;
    --accent: #5fae86; --accent-text: #0f1a14; --ok: #6cc28f; --bad: #e0705d; --warn-bg: #3a2f1c;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
main { max-width: 640px; margin: 0 auto; padding: 32px 16px 64px; }
header { margin-bottom: 20px; }
h1 { font-size: 1.5rem; margin: 0; }
h2 { font-size: 1.05rem; margin: 0 0 8px; }
.host { margin: 2px 0 0; color: var(--muted); font-size: .9rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; margin-bottom: 16px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
label, .label { display: block; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 12px 0 4px; }
.stat { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.stat .label { margin-top: 0; }
.big { font-size: 3.5rem; font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; }
.right { text-align: right; }
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .85rem; border: 1px solid var(--line); }
.pill.ok { color: var(--ok); border-color: var(--ok); }
.pill.bad { color: var(--bad); border-color: var(--bad); }
button { font: inherit; padding: 10px 16px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; }
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
button:disabled { opacity: .6; cursor: default; }
input { font: inherit; flex: 1 1 220px; min-width: 0; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--text); }
details { margin-top: 16px; }
summary { cursor: pointer; color: var(--muted); }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85rem; }
code.copy, pre.copy, #me-id { display: block; padding: 10px 12px; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; overflow-wrap: anywhere; white-space: pre-wrap; margin: 0; }
pre.copy { cursor: copy; }
ul#players { list-style: none; margin: 0; padding: 0; }
ul#players li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid var(--line); }
ul#players li:first-child { border-top: 0; }
ul#players .sid { color: var(--muted); font-size: .8rem; }
.warn { background: var(--warn-bg); padding: 10px 12px; border-radius: 8px; }
.error { color: var(--bad); }

/* --- Metrics ------------------------------------------------------------ */
.viz-root {
  --surface-1: #fcfcfb; --ink-1: #0b0b0b; --ink-2: #52514e; --ink-muted: #898781;
  --grid: #e1e0d9; --axis: #c3c2b7;
  --series-1: #2a78d6; --series-2: #eb6834; --series-3: #1baf7a;
}
@media (prefers-color-scheme: dark) {
  .viz-root {
    --surface-1: #1a1a19; --ink-1: #ffffff; --ink-2: #c3c2b7; --ink-muted: #898781;
    --grid: #2c2c2a; --axis: #383835;
    --series-1: #3987e5; --series-2: #d95926; --series-3: #199e70;
  }
}
.metrics { margin: 28px 0 16px; }
.metrics-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 12px; }
.metrics-head h2 { margin: 0; }
.ranges { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.ranges button { border: 0; border-radius: 0; padding: 6px 12px; font-size: .9rem; background: var(--card); }
.ranges button + button { border-left: 1px solid var(--line); }
.ranges button[aria-pressed="true"] { background: var(--accent); color: var(--accent-text); font-weight: 600; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin-bottom: 8px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.tile .label { margin: 0 0 4px; }
.tile .value { font-size: 1.5rem; font-weight: 650; line-height: 1.2; }
.tile .sub { color: var(--muted); font-size: .8rem; }
.chart-card { background: var(--surface-1); border: 1px solid var(--line); border-radius: 12px; padding: 16px 16px 8px; margin-bottom: 12px; transition: opacity .15s; }
.chart-card.stale { opacity: .55; }
.chart-card h3 { font-size: .95rem; margin: 0; color: var(--ink-1); }
.chart-card .desc { font-size: .8rem; color: var(--ink-2); margin: 2px 0 8px; }
.legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: .8rem; color: var(--ink-2); margin-bottom: 4px; }
.legend span::before { content: ""; display: inline-block; width: 14px; height: 2px; border-radius: 1px; background: var(--c); vertical-align: middle; margin-right: 6px; }
.plot { position: relative; }
.plot svg { display: block; width: 100%; height: 180px; overflow: visible; touch-action: pan-y; }
.plot svg:focus { outline: none; }
.plot svg:focus-visible { outline: 2px solid var(--series-1); outline-offset: 2px; border-radius: 4px; }
.plot text { font: 11px system-ui, -apple-system, "Segoe UI", sans-serif; fill: var(--ink-muted); font-variant-numeric: tabular-nums; }
.plot text.end-label { fill: var(--ink-2); font-size: 11px; }
.plot .grid { stroke: var(--grid); stroke-width: 1; }
.plot .baseline { stroke: var(--axis); stroke-width: 1; }
.plot .ref { stroke: var(--ink-muted); stroke-width: 1; stroke-dasharray: 4 4; }
.plot .series { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.plot .cross { stroke: var(--ink-muted); stroke-width: 1; }
.plot .dot { stroke: var(--surface-1); stroke-width: 2; }
.tip { position: absolute; top: 0; pointer-events: none; background: var(--card); border: 1px solid var(--line); border-radius: 8px;
  padding: 8px 10px; font-size: .8rem; box-shadow: 0 4px 16px rgba(0,0,0,.12); min-width: 140px; z-index: 2; }
.tip .when { color: var(--muted); margin-bottom: 4px; }
.tip .row { display: flex; align-items: center; gap: 8px; margin: 2px 0 0; }
.tip .row i { width: 12px; height: 2px; border-radius: 1px; background: var(--c); flex: none; }
.tip .row b { font-variant-numeric: tabular-nums; color: var(--text); }
.tip .row span { color: var(--muted); }
.chart-card details { margin: 4px 0 8px; font-size: .8rem; }
.chart-card summary { color: var(--ink-2); }
.table-wrap { max-height: 240px; overflow: auto; margin-top: 6px; border: 1px solid var(--line); border-radius: 8px; }
.table-wrap table { border-collapse: collapse; width: 100%; font-variant-numeric: tabular-nums; }
.table-wrap th, .table-wrap td { padding: 4px 8px; text-align: right; border-bottom: 1px solid var(--line); white-space: nowrap; }
.table-wrap th:first-child, .table-wrap td:first-child { text-align: left; }
.table-wrap th { position: sticky; top: 0; background: var(--card); color: var(--muted); font-weight: 600; }