:root {
  --bg: #f6f3ec; --fg: #1d2420; --muted: #66706a; --card: #ffffff; --line: #e1ddd2;
  --accent: #2f5d46; --accent-fg: #ffffff; --win: #2f7d4f; --loss: #a2412c; --bar: #c8c2b2;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #121614; --fg: #e8ece9; --muted: #9aa49e; --card: #1b201d; --line: #2c332f;
    --accent: #6fb08c; --accent-fg: #0d1210; --win: #7cc79a; --loss: #e08a72; --bar: #3a423d; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
header { padding: 28px 0 8px; }
h1 { margin: 0 0 8px; font-size: 32px; letter-spacing: 0.02em; }
h1 .sub { font-weight: 400; color: var(--muted); font-size: 18px; margin-left: 6px; }
.lede { max-width: 760px; margin: 0 0 8px; }
.meta { color: var(--muted); font-size: 14px; margin: 0; }
h2 { font-size: 17px; margin: 0 0 10px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 16px; margin: 16px 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; min-width: 0; }
.grid .card { margin-bottom: 0; }
.row { display: flex; justify-content: space-between; gap: 12px; padding: 3px 0; flex-wrap: wrap; }
.row.head { align-items: baseline; }
.muted { color: var(--muted); }
.big { font-size: 20px; }
.clock { font-variant-numeric: tabular-nums; font-size: 26px; font-weight: 600; }
.bar { height: 12px; background: var(--bar); border-radius: 6px; overflow: hidden; margin: 8px 0; }
.bar > div { height: 100%; width: 0; background: var(--loss); transition: width .4s; }
.bar > div.ok { background: var(--win); }
.outlook { font-size: 14px; margin: 8px 0 0; }
.state { font-size: 14px; }
.actions { display: flex; flex-direction: column; gap: 10px; }
.join { display: flex; gap: 8px; }
input { flex: 1; min-width: 0; font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--fg); }
button { font: inherit; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--fg); cursor: pointer; }
button.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
button:disabled { opacity: .5; cursor: default; }
.tiny { font-size: 12px; margin: 10px 0 0; }
.toast { padding: 10px 14px; border-radius: 8px; background: var(--card); border: 1px solid var(--line); margin: 12px 0; overflow-wrap: anywhere; }
.toast.ok { border-color: var(--win); }
.toast.err { border-color: var(--loss); }
.rules { padding-left: 20px; margin: 0 0 8px; }
.rules li { margin: 4px 0; }
pre { background: var(--bg); padding: 10px; border-radius: 8px; overflow-x: auto; font-size: 13px; }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td.win { color: var(--win); font-weight: 600; }
td.loss { color: var(--loss); font-weight: 600; }
#chart { width: 100%; height: 90px; margin-top: 10px; color: var(--accent); }
#chart .axis { font-size: 11px; fill: var(--muted); }
footer { color: var(--muted); font-size: 14px; padding-bottom: 32px; }
.helpers { border-top: 1px dashed var(--line); margin-top: 10px; padding-top: 6px; }